/* ========================================
   CHONGMUOI.PRO - IP Nỗi Đau Website
   Mobile-first, Emotion-driven Design
   ======================================== */

/* CSS Variables */
:root {
    /* Colors - Warm, trustworthy palette */
    --color-bg: #fdfcf9;
    --color-bg-alt: #f7f5f0;
    --color-bg-dark: #2c2c2c;
    --color-text: #3d3d3d;
    --color-text-light: #666666;
    --color-text-muted: #888888;
    --color-heading: #1a1a1a;
    
    /* Accent colors */
    --color-primary: #5c8a4d;
    --color-primary-light: #7ba86b;
    --color-primary-dark: #4a7040;
    --color-accent: #c9a959;
    --color-accent-light: #e8d9a0;
    
    /* Emotion colors */
    --color-pain: #8b5a5a;
    --color-pain-bg: #f9f2f2;
    --color-hope: #5a7a8b;
    --color-hope-bg: #f2f6f9;
    --color-success: #5c8a4d;
    --color-success-bg: #f2f9f2;
    --color-warning: #b8860b;
    
    /* Typography - Fonts hỗ trợ tiếng Việt */
    --font-serif: 'Lora', Georgia, serif;
    --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-xxl: 6rem;
    
    /* Borders & Shadows */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    
    /* Border color */
    --color-border: #e5e5e5;
}

/* ========================================
   STICKY NAVIGATION - Tham khảo tieuduong.pro
   ======================================== */
.sticky-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    z-index: 1000;
    transition: all 0.3s ease;
}

.sticky-nav.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--color-primary-dark);
    font-weight: 700;
    font-size: 1.1rem;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo-text {
    font-family: var(--font-sans);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    text-decoration: none;
    color: var(--color-text);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 6px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.nav-link:hover {
    background: var(--color-bg-alt);
    color: var(--color-primary-dark);
}

.nav-link.active {
    background: var(--color-success-bg);
    color: var(--color-primary-dark);
}

.nav-link.nav-cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    font-weight: 600;
}

.nav-link.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(92, 138, 77, 0.3);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Language Switch */
.lang-switch {
    display: flex;
    background: var(--color-bg-alt);
    border-radius: 6px;
    padding: 2px;
}

.lang-switch .lang-btn {
    padding: 6px 12px;
    border: none;
    background: transparent;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.lang-switch .lang-btn.active {
    background: var(--color-primary);
    color: white;
}

.lang-switch .lang-btn:hover:not(.active) {
    background: rgba(0,0,0,0.05);
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    padding: 8px;
    border: none;
    background: transparent;
    font-size: 1.25rem;
    color: var(--color-text);
    cursor: pointer;
}

/* Mobile Responsive */
@media (max-width: 900px) {
    .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        gap: 8px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        transform: translateY(-120%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: 12px 20px;
    }
    
    .nav-toggle {
        display: block;
    }
}

@media (max-width: 480px) {
    .nav-logo .logo-text {
        display: none;
    }
    
    .nav-container {
        padding: 0 15px;
    }
}

/* Body padding for sticky nav */
body {
    padding-top: 60px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--color-heading);
    line-height: 1.4;
    font-weight: 700;
}

h1 {
    font-size: 1.75rem;
    margin-bottom: var(--space-lg);
}

h2 {
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
}

h3 {
    font-size: 1.2rem;
    margin-bottom: var(--space-sm);
}

h4 {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 600;
}

p {
    margin-bottom: var(--space-md);
}

strong {
    font-weight: 600;
    color: var(--color-heading);
}

em {
    font-style: italic;
    color: var(--color-text-light);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

/* ========================================
   TRIẾT LÝ ĐINH - Hero Section
   ======================================== */
.philosophy-hero {
    background: linear-gradient(135deg, #1a472a 0%, #2d5a3f 50%, #1a472a 100%);
    color: white;
    padding: var(--space-xl) 0;
    margin-top: 60px; /* Để tránh sticky nav */
    position: relative;
    overflow: hidden;
}

.philosophy-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.philosophy-hero .container {
    position: relative;
    z-index: 1;
}

.philosophy-title {
    text-align: center;
    font-size: 1.3rem;
    margin-bottom: var(--space-lg);
    color: #a8d5ba;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.philosophy-quote {
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    font-style: italic;
    color: #ffd700;
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    border: none;
    background: rgba(255, 215, 0, 0.1);
    border-radius: var(--radius-lg);
    position: relative;
}

.philosophy-quote::before,
.philosophy-quote::after {
    content: '"';
    font-size: 4rem;
    color: rgba(255, 215, 0, 0.3);
    position: absolute;
    font-family: Georgia, serif;
}

.philosophy-quote::before {
    top: 10px;
    left: 20px;
}

.philosophy-quote::after {
    bottom: -20px;
    right: 20px;
}

.philosophy-story {
    max-width: 700px;
    margin: 0 auto var(--space-lg);
    text-align: center;
}

.philosophy-story p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--space-md);
    color: rgba(255,255,255,0.9);
}

.philosophy-analogy {
    background: rgba(255,255,255,0.1);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid #ffd700;
    margin: var(--space-lg) 0;
    text-align: left;
}

.philosophy-analogy i {
    color: #ffd700;
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    display: block;
}

.philosophy-analogy p {
    margin-bottom: var(--space-sm);
    font-size: 1rem;
}

.analogy-conclusion {
    color: #ffd700 !important;
    font-size: 1.1rem !important;
    margin-top: var(--space-md) !important;
}

/* Core Values Grid */
.core-values {
    margin: var(--space-xl) 0;
}

.core-values h3 {
    text-align: center;
    color: #a8d5ba;
    margin-bottom: var(--space-lg);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.value-card {
    background: rgba(255,255,255,0.1);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255,255,255,0.1);
}

.value-card:hover {
    background: rgba(255,255,255,0.15);
    transform: translateY(-5px);
    border-color: #a8d5ba;
}

.value-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
}

.value-card h4 {
    color: #a8d5ba;
    margin-bottom: var(--space-xs);
    font-size: 1.1rem;
}

.value-card p {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
    margin: 0;
}

.philosophy-footer {
    text-align: center;
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255,255,255,0.2);
}

.philosophy-statement {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: var(--space-md);
}

.philosophy-author {
    color: rgba(255,255,255,0.7);
}

.philosophy-author p {
    margin: var(--space-xs) 0;
}

/* ========================================
   JOURNEY NAV - Mục lục nhanh
   ======================================== */
.journey-nav {
    background: #f5f5f5;
    padding: var(--space-md) 0;
    border-bottom: 1px solid #e0e0e0;
    position: sticky;
    top: 60px;
    z-index: 99;
}

.journey-intro {
    text-align: center;
    margin-bottom: var(--space-sm);
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.journey-steps {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.journey-step {
    padding: var(--space-xs) var(--space-sm);
    background: white;
    border-radius: var(--radius-full);
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.85rem;
    border: 1px solid #e0e0e0;
    transition: all 0.3s ease;
}

.journey-step:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.journey-step.highlight {
    background: #e91e63;
    color: white;
    border-color: #e91e63;
}

/* ========================================
   PHẦN 1: ĐỒNG CẢM
   ======================================== */
.block-empathy {
    background: linear-gradient(135deg, #fff5f5 0%, #ffe0e0 100%);
    border-left: 5px solid #e53935;
}

.block-empathy h2 {
    color: #c62828;
}

.empathy-content {
    max-width: 800px;
    margin: 0 auto;
}

.empathy-story {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.empathy-story p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.empathy-realization {
    background: #ffebee;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid #e53935;
    position: relative;
}

.empathy-realization i {
    color: #e53935;
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.empathy-realization p {
    font-size: 1.1rem;
    font-style: italic;
    color: #c62828;
    margin: 0;
}

/* ========================================
   PHẦN 2: NHẬN RA
   ======================================== */
.block-realization {
    background: linear-gradient(135deg, #fffde7 0%, #fff9c4 100%);
    border-left: 5px solid #fbc02d;
}

.block-realization h2 {
    color: #f57f17;
}

.realization-intro {
    font-size: 1.1rem;
    text-align: center;
    margin-bottom: var(--space-lg);
    color: var(--color-text);
}

/* Bảng so sánh chi phí */
.cost-comparison-table {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    overflow-x: auto;
}

.cost-comparison-table h3 {
    color: #f57f17;
    margin-bottom: var(--space-md);
    text-align: center;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    border-bottom: 1px solid #eee;
}

.comparison-table th {
    background: #fafafa;
    font-weight: 600;
    color: var(--color-heading);
}

.comparison-table .old-method td {
    background: #ffebee;
}

.comparison-table .new-method td {
    background: #e8f5e9;
}

.comparison-table .savings td {
    background: #fff8e1;
    font-weight: 600;
}

.highlight-amount {
    color: #2e7d32;
    font-size: 1.2rem;
}

/* Quy đổi tiết kiệm */
.savings-conversion {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    text-align: center;
}

.savings-conversion h4 {
    color: #f57f17;
    margin-bottom: var(--space-md);
}

.conversion-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.conversion-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: #fff3e0;
    border-radius: var(--radius-full);
}

.conversion-icon {
    font-size: 1.5rem;
}

.conversion-text {
    font-weight: 500;
    color: #e65100;
}

/* Kết luận nhận ra */
.realization-conclusion {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    border: 2px solid #fbc02d;
}

.realization-conclusion blockquote {
    font-size: 1.1rem;
    font-style: italic;
    color: #f57f17;
    border: none;
    padding: 0;
    margin-bottom: var(--space-md);
}

.realization-conclusion blockquote i {
    color: #fbc02d;
    margin-right: var(--space-xs);
}

.final-insight {
    font-size: 1.2rem;
    color: #2e7d32;
    margin: 0;
    padding: var(--space-md);
    background: #e8f5e9;
    border-radius: var(--radius-md);
}

/* ========================================
   AI SUMMARY BLOCK - Đầu trang
   ======================================== */
.ai-summary-block {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    padding: var(--space-lg) 0;
    border-left: 5px solid #2e7d32;
    margin-top: 60px; /* Để tránh sticky nav */
}

.ai-summary-title {
    color: #2e7d32;
    font-size: 1.1rem;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.ai-summary-grid {
    display: grid;
    gap: var(--space-sm);
}

.ai-summary-item {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    padding: var(--space-xs) 0;
    border-bottom: 1px dashed rgba(46, 125, 50, 0.2);
}

.ai-summary-item:last-child {
    border-bottom: none;
}

.ai-label {
    font-weight: 600;
    color: #1b5e20;
    min-width: 140px;
}

.ai-value {
    color: #2e7d32;
    flex: 1;
}

.ai-summary-item.highlight-model {
    background: rgba(46, 125, 50, 0.1);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    margin-top: var(--space-sm);
}

.ai-summary-item.highlight-model .ai-value {
    font-weight: 600;
    font-style: italic;
}

.ai-summary-source {
    margin-top: var(--space-md);
    font-size: 0.85rem;
    color: #558b2f;
    font-style: italic;
}

/* ========================================
   BỘ GEN SECTION
   ======================================== */
.block-gen {
    background: linear-gradient(135deg, #fafafa 0%, #f5f5f5 100%);
    border-top: 3px solid #4caf50;
    border-bottom: 3px solid #4caf50;
}

.block-gen h2 {
    color: #2e7d32;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.gen-intro {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.gen-section {
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.gen-section h3 {
    color: #2e7d32;
    font-size: 1rem;
    margin-bottom: var(--space-sm);
    padding-bottom: var(--space-xs);
    border-bottom: 2px solid #c8e6c9;
}

.gen-keywords {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xs);
    padding-left: var(--space-md);
}

.gen-keywords li {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: #1565c0;
    padding: var(--space-xs);
    background: #e3f2fd;
    border-radius: var(--radius-sm);
}

.gen-data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-sm);
}

.gen-data-item {
    display: flex;
    justify-content: space-between;
    padding: var(--space-xs) var(--space-sm);
    background: #fafafa;
    border-radius: var(--radius-sm);
}

.gen-data-item.highlight {
    background: #fff3e0;
    border: 1px solid #ff9800;
}

.gen-data-label {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.gen-data-value {
    font-weight: 600;
    color: #2e7d32;
}

.gen-ingredients {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.gen-ingredient-group {
    padding: var(--space-sm);
    background: #fafafa;
    border-radius: var(--radius-md);
    border-left: 3px solid #9e9e9e;
}

.gen-ingredient-group h4 {
    font-size: 0.9rem;
    margin-bottom: var(--space-xs);
    color: var(--color-heading);
}

.gen-ingredient-group.free {
    border-left-color: #4caf50;
    background: #e8f5e9;
}

.gen-ingredient-group ul {
    padding-left: var(--space-md);
    margin: 0;
}

.gen-ingredient-group li {
    font-size: 0.85rem;
    margin-bottom: 4px;
}

.gen-formula {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.formula-ratio {
    text-align: center;
    padding: var(--space-md);
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border-radius: var(--radius-md);
    min-width: 100px;
}

.ratio-percent {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #2e7d32;
}

.ratio-desc {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.mental-model-section {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    border: 2px solid #ff9800;
}

.mental-model-quote {
    font-size: 1.2rem;
    font-weight: 600;
    font-style: italic;
    color: #e65100;
    text-align: center;
    padding: var(--space-md);
    margin: 0;
    border-left: none;
}

.gen-footer {
    text-align: center;
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.gen-footer p {
    margin: var(--space-xs) 0;
    font-size: 0.9rem;
}

.gen-download {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
}

.gen-download h4 {
    color: #1565c0;
    margin-bottom: var(--space-md);
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-md);
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.download-btn.primary {
    background: linear-gradient(135deg, #4caf50 0%, #388e3c 100%);
    color: white;
}

.download-btn.secondary {
    background: linear-gradient(135deg, #1976d2 0%, #1565c0 100%);
    color: white;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

.download-note {
    font-size: 0.85rem;
    color: #1565c0;
}

/* ========================================
   KHỐI 0 - TUYÊN NGÔN NGẮN
   ======================================== */
.block-0 {
    background: linear-gradient(135deg, #f8f6f1 0%, #f0ebe3 100%);
    padding: var(--space-lg) 0;
    border-bottom: 1px solid #e5e0d5;
}

.disclaimer-top {
    text-align: center;
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin: 0;
    line-height: 1.9;
}

.disclaimer-top em {
    color: var(--color-text-light);
}

/* ========================================
   BLOCKS - General styling
   ======================================== */
.block {
    padding: var(--space-xl) 0;
}

/* ========================================
   KHỐI 1 - VẤN ĐỀ MUỖI (NỖI ĐAU THẬT)
   ======================================== */
.block-1 {
    background-color: var(--color-bg);
    padding-top: var(--space-xxl);
}

.block-1 h1 {
    text-align: center;
    color: var(--color-pain);
}

.block-1 h1 .highlight {
    display: block;
    color: var(--color-heading);
    font-size: 1.15em;
    margin-top: var(--space-xs);
}

.pain-content {
    margin-top: var(--space-lg);
}

.pain-content > p {
    font-size: 1.05rem;
}

.pain-list {
    margin: var(--space-lg) 0;
    display: grid;
    gap: var(--space-md);
}

.pain-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-pain-bg);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-pain);
}

.pain-item i {
    font-size: 1.5rem;
    color: var(--color-pain);
    flex-shrink: 0;
    margin-top: 2px;
}

.pain-item strong {
    display: block;
    color: var(--color-pain);
    margin-bottom: var(--space-xs);
}

.pain-item p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.pain-closing {
    text-align: center;
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-pain);
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid #e5e0d5;
}

/* ========================================
   KHỐI 2 - CÁC CÁCH HIỆN HỮU
   ======================================== */
.block-2 {
    background: var(--color-bg-alt);
}

.block-2 h2 {
    text-align: center;
}

.methods-grid {
    display: grid;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.method-card {
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid #e8e4dc;
}

.method-icon {
    width: 48px;
    height: 48px;
    background: var(--color-bg-alt);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

.method-icon i {
    font-size: 1.25rem;
    color: var(--color-text-light);
}

.method-card h3 {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    margin-bottom: var(--space-xs);
}

.method-cost {
    font-size: 0.9rem;
    color: var(--color-warning);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.method-problems {
    list-style: none;
    font-size: 0.9rem;
}

.method-problems li {
    padding: var(--space-xs) 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-light);
}

.method-problems li::before {
    content: "✗";
    position: absolute;
    left: 0;
    color: var(--color-pain);
    font-weight: bold;
}

.methods-summary {
    text-align: center;
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    border: 2px dashed var(--color-pain);
}

/* ========================================
   KHỐI 3 - QUÁ TRÌNH TRẢ GIÁ (IP LÕI)
   ======================================== */
.block-3 {
    background: var(--color-bg);
}

.block-3 h2 {
    text-align: center;
    color: var(--color-pain);
}

.story-content {
    margin-top: var(--space-lg);
}

.story-content > p {
    font-size: 1.05rem;
}

.story-content blockquote {
    margin: var(--space-lg) 0;
    padding: var(--space-md) var(--space-lg);
    background: var(--color-pain-bg);
    border-left: 4px solid var(--color-pain);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-family: var(--font-serif);
    font-style: italic;
}

.story-content blockquote p {
    margin: 0;
    color: var(--color-pain);
}

.story-content .question {
    text-align: center;
    font-family: var(--font-serif);
    font-size: 1.15rem;
    color: var(--color-hope);
    padding: var(--space-md);
    background: var(--color-hope-bg);
    border-radius: var(--radius-md);
    margin-top: var(--space-lg);
}

/* ========================================
   KHỐI 4 - ĐIỂM XOAY CHIỀU
   ======================================== */
.block-4 {
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-hope-bg) 100%);
}

.block-4 h2 {
    text-align: center;
    color: var(--color-hope);
}

.insight-content {
    margin-top: var(--space-lg);
    display: grid;
    gap: var(--space-md);
}

.insight-card {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.insight-number {
    width: 40px;
    height: 40px;
    background: var(--color-hope);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-weight: 700;
    flex-shrink: 0;
}

.insight-text h3 {
    font-family: var(--font-sans);
    color: var(--color-hope);
    margin-bottom: var(--space-xs);
}

.insight-text p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--color-text-light);
}

/* ========================================
   KHỐI 5 - GIẢI PHÁP
   ======================================== */
.block-5 {
    background: var(--color-success-bg);
}

.block-5 h2 {
    text-align: center;
    color: var(--color-success);
}

.solution-intro {
    text-align: center;
    font-size: 1.05rem;
    margin-bottom: var(--space-lg);
}

/* Solution Sections */
.solution-section {
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.solution-section h3 {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    color: var(--color-success);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.solution-section h3 i {
    font-size: 1.25rem;
}

.solution-section > p {
    margin-bottom: var(--space-md);
}

/* Herb Groups */
.herb-groups {
    display: grid;
    gap: var(--space-sm);
}

.herb-group {
    padding: var(--space-sm) var(--space-md);
    background: var(--color-success-bg);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-success);
}

.herb-group strong {
    display: block;
    color: var(--color-success);
    font-size: 0.9rem;
    margin-bottom: 2px;
}

.herb-group span {
    font-weight: 500;
    color: var(--color-heading);
}

.herb-group small {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-top: 2px;
}

/* Kitchen Source - Nguồn nguyên liệu từ bếp */
.kitchen-source {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: linear-gradient(135deg, #fff9e6 0%, #fff5d6 100%);
    border-radius: var(--radius-md);
    border: 2px dashed var(--color-accent);
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.kitchen-icon {
    width: 50px;
    height: 50px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.kitchen-icon i {
    font-size: 1.5rem;
    color: white;
}

.kitchen-content strong {
    display: block;
    color: var(--color-heading);
    font-size: 1.1rem;
    margin-bottom: var(--space-xs);
}

.kitchen-content p {
    margin: var(--space-xs) 0;
    color: var(--color-text);
}

.kitchen-rule {
    margin-top: var(--space-sm) !important;
    padding: var(--space-sm);
    background: rgba(255,255,255,0.7);
    border-radius: var(--radius-sm);
}

.kitchen-rule strong {
    display: inline;
    color: var(--color-warning);
    font-size: 1rem;
}

/* 3 Cấp độ nguyên liệu */
.ingredient-levels {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.ingredient-levels h4 {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    color: var(--color-heading);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.ingredient-levels h4 i {
    color: var(--color-primary);
}

.level-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-sm);
    margin-bottom: var(--space-sm);
    border-radius: var(--radius-sm);
    align-items: flex-start;
}

.level-item.level-1 {
    background: #f0fdf4;
    border-left: 3px solid #22c55e;
}

.level-item.level-2 {
    background: #fefce8;
    border-left: 3px solid #eab308;
}

.level-item.level-3 {
    background: #faf5ff;
    border-left: 3px solid #a855f7;
}

.level-badge {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.level-1 .level-badge {
    background: #22c55e;
    color: white;
}

.level-2 .level-badge {
    background: #eab308;
    color: white;
}

.level-3 .level-badge {
    background: #a855f7;
    color: white;
}

.level-content strong {
    display: block;
    color: var(--color-heading);
    margin-bottom: 4px;
}

.level-content p {
    font-size: 0.95rem;
    color: var(--color-text);
    margin: 0 0 6px 0;
}

.level-content em {
    color: var(--color-text-muted);
}

.level-tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.level-tag.free {
    background: #dcfce7;
    color: #166534;
}

.level-tag.cheap {
    background: #fef9c3;
    color: #854d0e;
}

.level-tag.pro {
    background: #f3e8ff;
    color: #7c3aed;
}

.level-warning {
    margin-top: var(--space-md);
    padding: var(--space-sm);
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: 0.9rem;
}

.level-warning i {
    color: #dc2626;
    margin-top: 2px;
}

.level-warning strong {
    color: #dc2626;
}

.mam-note {
    margin-top: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--color-text);
}

.mam-note i {
    color: var(--color-accent);
    margin-right: var(--space-xs);
}

/* System Specs */
.system-specs {
    display: grid;
    gap: var(--space-md);
}

.spec-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-sm);
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
}

.spec-item > i {
    font-size: 1.5rem;
    color: var(--color-success);
    width: 40px;
    text-align: center;
    flex-shrink: 0;
}

.spec-item strong {
    display: block;
    color: var(--color-heading);
    margin-bottom: 2px;
}

.spec-item p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* Advanced Method - Sấy trước Đốt sau */
.advanced-method {
    background: linear-gradient(135deg, #fff8e1 0%, #ffecb3 100%);
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-top: var(--space-lg);
}

.advanced-method h3 {
    color: var(--color-warning);
}

.method-steps {
    margin: var(--space-md) 0;
}

.method-step {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px dashed rgba(0,0,0,0.1);
}

.method-step:last-child {
    border-bottom: none;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--color-warning);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content strong {
    display: block;
    color: var(--color-heading);
    margin-bottom: 4px;
}

.step-content p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--color-text);
}

.pro-tip {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
    border-left: 4px solid var(--color-success);
}

.pro-tip i {
    color: var(--color-success);
    font-size: 1.3rem;
    margin-top: 2px;
}

.pro-tip p {
    margin: 0;
    line-height: 1.5;
}

/* Defense List */
.defense-list {
    list-style: none;
    margin: 0;
}

.defense-list li {
    padding: var(--space-xs) 0;
    padding-left: var(--space-md);
    position: relative;
}

.defense-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-success);
}

/* Benefits Grid */
.benefits-section {
    background: linear-gradient(135deg, #e8f5e9 0%, #f1f8e9 100%);
}

.benefits-grid {
    display: grid;
    gap: var(--space-md);
}

.benefit-item {
    display: flex;
    gap: var(--space-md);
}

.benefit-item > i {
    font-size: 1.25rem;
    color: var(--color-success);
    width: 30px;
    text-align: center;
    flex-shrink: 0;
}

.benefit-item strong {
    display: block;
    color: var(--color-heading);
    margin-bottom: 2px;
}

.benefit-item p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* Original solution items (keeping for compatibility) */
.solution-details {
    display: grid;
    gap: var(--space-md);
}

.solution-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.solution-item i {
    font-size: 1.5rem;
    color: var(--color-success);
    flex-shrink: 0;
    margin-top: 2px;
}

.solution-item h4 {
    color: var(--color-success);
    margin-bottom: var(--space-xs);
}

.solution-item p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.solution-spaces {
    margin-top: var(--space-lg);
    text-align: center;
}

.solution-spaces h4 {
    color: var(--color-text-light);
    margin-bottom: var(--space-sm);
}

.space-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    justify-content: center;
}

.space-tags span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: white;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--color-text-light);
    box-shadow: var(--shadow-sm);
}

.space-tags span i {
    color: var(--color-success);
}

.solution-note {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    text-align: center;
    border: 2px solid var(--color-success);
}

.solution-note p {
    margin: 0;
    font-family: var(--font-serif);
}

/* ========================================
   KHỐI 6 - TỰ KIỂM CHỨNG
   ======================================== */
.block-6 {
    background: var(--color-bg);
}

.block-6 h2 {
    text-align: center;
}

.verify-grid {
    display: grid;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.verify-card {
    padding: var(--space-md);
    border-radius: var(--radius-md);
}

.verify-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.verify-header i {
    font-size: 1.5rem;
}

.verify-header h3 {
    font-family: var(--font-sans);
    margin: 0;
}

.verify-right {
    background: var(--color-success-bg);
    border: 2px solid var(--color-success);
}

.verify-right .verify-header i,
.verify-right .verify-header h3 {
    color: var(--color-success);
}

.verify-right ul {
    list-style: none;
}

.verify-right li {
    padding: var(--space-xs) 0;
    padding-left: 1.5rem;
    position: relative;
}

.verify-right li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

.verify-wrong {
    background: var(--color-pain-bg);
    border: 2px solid #d4a5a5;
}

.verify-wrong .verify-header i,
.verify-wrong .verify-header h3 {
    color: var(--color-pain);
}

.verify-wrong ul {
    list-style: none;
    margin-bottom: var(--space-md);
}

.verify-wrong li {
    padding: var(--space-xs) 0;
    padding-left: 1.5rem;
    position: relative;
}

.verify-wrong li::before {
    content: "✗";
    position: absolute;
    left: 0;
    color: var(--color-pain);
    font-weight: bold;
}

.verify-fix {
    padding-top: var(--space-md);
    border-top: 1px solid #d4a5a5;
}

.verify-fix p {
    margin-bottom: var(--space-xs);
}

.verify-fix ol {
    margin-left: var(--space-md);
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.verify-fix li {
    padding: var(--space-xs) 0;
}

.verify-note {
    text-align: center;
    margin-top: var(--space-lg);
    font-family: var(--font-serif);
    color: var(--color-text-light);
}

/* ========================================
   KHỐI 7 - THANH TOÁN TRI ÂN
   ======================================== */
.block-7 {
    background: linear-gradient(180deg, var(--color-bg) 0%, #f5f0e6 100%);
    padding: var(--space-xxl) 0;
}

.block-7 h2 {
    text-align: center;
    color: var(--color-accent);
}

.gratitude-content {
    text-align: center;
    margin-top: var(--space-lg);
}

.gratitude-content > p {
    font-size: 1.05rem;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.payment-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin: var(--space-lg) 0;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.payment-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    border: 2px solid;
    border-radius: var(--radius-lg);
    background: white;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-sans);
}

.payment-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.payment-btn:active {
    transform: translateY(0);
}

.payment-btn .amount {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: var(--font-serif);
}

.payment-btn .label {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-top: var(--space-xs);
}

/* Highlight animation for payment button */
.payment-btn.highlight-btn {
    animation: highlightBtn 0.5s ease-out 3;
}

@keyframes highlightBtn {
    0%, 100% {
        transform: scale(1);
        box-shadow: var(--shadow-sm);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 4px rgba(92, 138, 77, 0.3), var(--shadow-md);
    }
}

.payment-3 {
    border-color: #b8c9b8;
}
.payment-3 .amount { color: var(--color-success); }
.payment-3:hover { background: var(--color-success-bg); }

.payment-9 {
    border-color: #b8c4c9;
}
.payment-9 .amount { color: var(--color-hope); }
.payment-9:hover { background: var(--color-hope-bg); }

.payment-27 {
    border-color: var(--color-accent-light);
    background: linear-gradient(135deg, #fffdf8 0%, #fdf8eb 100%);
}
.payment-27 .amount { color: var(--color-accent); }
.payment-27:hover { 
    background: linear-gradient(135deg, #fdf8eb 0%, #f8f0dc 100%);
    border-color: var(--color-accent);
}

.payment-methods {
    margin-top: var(--space-lg);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.payment-methods i {
    color: var(--color-success);
}

.payment-icons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-sm);
    flex-wrap: wrap;
}

.payment-icons span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-text-light);
}

/* ========================================
   KHỐI 8 - CHIA SẺ & DISCLAIMER
   ======================================== */
.block-8 {
    background: var(--color-bg);
    padding-bottom: var(--space-lg);
}

.share-section {
    text-align: center;
    padding: var(--space-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-lg);
}

.share-text {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.share-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.share-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.share-facebook {
    background: #1877f2;
    color: white;
}

.share-zalo {
    background: #0068ff;
    color: white;
}

.share-copy {
    background: var(--color-bg-alt);
    color: var(--color-text);
    border: 1px solid #ddd;
}

.disclaimer {
    padding: var(--space-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.disclaimer i {
    color: var(--color-text-light);
}

/* ========================================
   AI ANSWER-FIRST BLOCK (Góp ý 1)
   ======================================== */
.ai-answer-first {
    background: linear-gradient(135deg, #e8f5e9 0%, #f1f8e9 100%);
    border: 2px solid var(--color-success);
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-lg);
    margin-bottom: var(--space-lg);
    text-align: left;
}

.ai-answer-first .answer-label {
    color: var(--color-success);
    font-size: 0.9rem;
    margin-bottom: var(--space-sm);
}

.ai-answer-first p {
    margin: 0.5rem 0;
    line-height: 1.6;
}

.ai-answer-first .answer-source {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px dashed var(--color-success);
}

/* ========================================
   AI TOP QUESTIONS (Góp ý 3)
   ======================================== */
.ai-top-questions {
    background: linear-gradient(135deg, #fff8e1 0%, #fff3e0 100%);
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.ai-top-questions h3 {
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    font-size: 1.1rem;
}

.ai-top-questions h3 i {
    margin-right: 0.5rem;
}

.ai-qa-grid {
    display: grid;
    gap: var(--space-md);
}

.ai-qa-item {
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.ai-qa-item .ai-q {
    color: var(--color-heading);
    margin-bottom: 0.5rem;
}

.ai-qa-item .ai-a {
    color: var(--color-text);
    margin: 0;
    line-height: 1.6;
}

.ai-qa-item .ai-a em {
    color: var(--color-primary);
}

/* ========================================
   MOMENT OF RELIEF (Góp ý 1)
   ======================================== */
.moment-of-relief {
    text-align: center;
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
}

.moment-of-relief p {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    color: var(--color-text);
    line-height: 1.8;
    margin: 0;
}

/* ========================================
   AUTHORITY CLUSTER (Góp ý 2)
   ======================================== */
.authority-cluster {
    background: var(--color-hope-bg);
    border-left: 4px solid var(--color-hope);
    padding: var(--space-md);
    margin-top: var(--space-lg);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.authority-cluster p {
    margin: 0.5rem 0;
}

.authority-cluster a {
    color: var(--color-primary);
    font-weight: 500;
    text-decoration: none;
}

.authority-cluster a:hover {
    text-decoration: underline;
}

/* ========================================
   CORE QUESTION & AUTHOR INTRO (Hero)
   ======================================== */
.core-question {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    color: white;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    font-size: 1.1rem;
    text-align: center;
}

.core-question i {
    font-size: 1.5rem;
}

.author-intro {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-primary);
    margin-top: var(--space-md);
}

.author-avatar {
    font-size: 3rem;
    color: var(--color-primary);
}

.author-info {
    text-align: left;
    font-size: 0.95rem;
    line-height: 1.6;
}

.author-info strong {
    font-size: 1.1rem;
    color: var(--color-heading);
}

.author-problem {
    color: var(--color-pain);
    font-weight: 500;
}

/* ========================================
   WHAT WORKS / WHAT DOESN'T
   ======================================== */
.block-4-5 {
    background: var(--color-bg);
    padding: var(--space-xl) 0;
}

.what-works-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

@media (min-width: 768px) {
    .what-works-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.works-column {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
}

.works-column h3 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    font-size: 1.15rem;
}

.works-column ul {
    list-style: none;
    padding: 0;
}

.works-column li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-size: 0.95rem;
    line-height: 1.5;
}

.works-column li:last-child {
    border-bottom: none;
}

.doesnt-work {
    background: var(--color-pain-bg);
    border-left: 4px solid var(--color-pain);
}

.doesnt-work h3 {
    color: var(--color-pain);
}

.doesnt-work i {
    color: var(--color-pain);
}

.does-work {
    background: var(--color-success-bg);
    border-left: 4px solid var(--color-success);
}

.does-work h3 {
    color: var(--color-success);
}

.does-work i {
    color: var(--color-success);
}

.works-summary {
    text-align: center;
    padding: var(--space-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
    font-size: 1rem;
}

/* Signature Quote - AI Anchor */
.signature-quote {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
    text-align: center;
    border: none;
    position: relative;
}

.signature-quote::before {
    content: '"';
    font-size: 4rem;
    position: absolute;
    top: -10px;
    left: 20px;
    opacity: 0.3;
    font-family: Georgia, serif;
}

.signature-quote .signature-text {
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1.5;
    margin: 0 0 var(--space-sm) 0;
    font-family: var(--font-serif);
}

.signature-quote cite {
    font-size: 0.9rem;
    opacity: 0.9;
    font-style: normal;
}

/* Live Badge */
.live-badge {
    display: inline-block;
    background: #e74c3c;
    color: white;
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 12px;
    margin-left: 8px;
    vertical-align: middle;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ========================================
   Q&A SECTION
   ======================================== */
.block-4-6 {
    background: var(--color-bg-alt);
    padding: var(--space-xl) 0;
}

.qa-list {
    margin-top: var(--space-lg);
}

.qa-item {
    background: white;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.05);
}

.qa-question {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--color-hope-bg);
    cursor: default;
}

.qa-question i {
    color: var(--color-hope);
    font-size: 1.2rem;
    margin-top: 2px;
}

.qa-question strong {
    color: var(--color-heading);
    font-size: 1rem;
}

.qa-answer {
    padding: var(--space-md);
    padding-left: calc(var(--space-md) + 1.8rem);
    background: white;
}

.qa-answer p {
    margin: 0;
    color: var(--color-text);
    line-height: 1.6;
}

/* ========================================
   AI CITATION NOTE & DISCLAIMER
   ======================================== */
.ai-citation-note {
    background: rgba(255,255,255,0.1);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-lg);
    text-align: left;
    border-left: 3px solid var(--color-accent);
}

.ai-citation-note h4 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.95rem;
    margin-bottom: var(--space-sm);
    color: var(--color-accent-light);
}

.ai-citation-note p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.8);
    margin: var(--space-xs) 0;
    line-height: 1.5;
}

.ai-citation-note .timestamps {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-top: var(--space-sm);
    font-size: 0.8rem;
    color: rgba(255,255,255,0.6);
}

.ai-citation-note .timestamps span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* AI Data Download Section */
.ai-data-download {
    background: rgba(74, 144, 226, 0.15);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin: var(--space-md) 0;
    border: 1px solid rgba(74, 144, 226, 0.3);
}

.ai-data-download p {
    margin-bottom: var(--space-sm);
}

.download-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin: var(--space-sm) 0;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: linear-gradient(135deg, #4a90e2 0%, #357abd 100%);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.4);
    color: white;
}

.download-note {
    font-size: 0.8rem !important;
    color: rgba(255,255,255,0.7) !important;
    margin-top: var(--space-sm);
}

.personal-disclaimer {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    background: rgba(255,255,255,0.05);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
    text-align: left;
}

.personal-disclaimer i {
    color: var(--color-warning);
    font-size: 1.2rem;
    margin-top: 2px;
}

.personal-disclaimer p {
    margin: 0;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.5;
}

/* ========================================
   QUICK LINKS - 6 Trang con
   ======================================== */
.block-quick-links {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: var(--space-xl) 0;
}

.block-quick-links h2 {
    text-align: center;
    margin-bottom: var(--space-sm);
    color: var(--color-heading);
}

.quick-links-intro {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
    max-width: 1000px;
    margin: 0 auto;
}

.quick-link-card {
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.quick-link-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.quick-link-card i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.quick-link-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--color-heading);
}

.quick-link-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin: 0;
}

/* ========================================
   SUBPAGE STYLES - Trang con
   ======================================== */
.subpage-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: var(--space-lg) 0;
    text-align: center;
}

.subpage-header .back-link {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    display: inline-block;
    margin-bottom: var(--space-md);
    font-size: 0.9rem;
}

.subpage-header .back-link:hover {
    color: white;
}

.subpage-header h1 {
    font-size: 1.8rem;
    margin-bottom: var(--space-sm);
    color: white;
}

.subpage-header .author-info {
    font-size: 0.95rem;
    opacity: 0.9;
}

.subpage-content {
    padding: var(--space-xl) 0;
    background: var(--color-bg);
}

.subpage-content .container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.content-section {
    margin-bottom: var(--space-xl);
}

.content-section h2 {
    color: var(--color-heading);
    margin-bottom: var(--space-md);
    font-size: 1.4rem;
}

.content-section h3 {
    color: var(--color-primary-dark);
    margin: var(--space-md) 0 var(--space-sm);
    font-size: 1.15rem;
}

.content-section ul, .content-section ol {
    padding-left: 1.5rem;
    line-height: 1.8;
}

.content-section li {
    margin-bottom: 0.5rem;
}

.warning-section {
    background: #fff5f5;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border-left: 4px solid #dc3545;
}

.warning-box {
    background: #fff3cd;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    border-left: 4px solid #ffc107;
}

.warning-box p {
    margin: 0;
}

.plant-card, .remedy-card {
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-primary);
}

.plant-card h3, .remedy-card h3 {
    margin-top: 0;
}

.timeline {
    border-left: 3px solid var(--color-text-muted);
    padding-left: var(--space-md);
    margin-left: var(--space-sm);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px dashed #ddd;
}

.timeline-item:last-child {
    border-bottom: none;
}

.timeline-item.failed h4 {
    color: #dc3545;
}

.timeline-item.success h4 {
    color: var(--color-success);
}

.timeline-item h4 {
    margin: 0 0 0.5rem;
}

.timeline-item p {
    margin: 0;
    color: var(--color-text-light);
}

.profile-card {
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.profile-card p {
    margin: 0.5rem 0;
}

.highlight-text {
    background: var(--color-hope-bg);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
}

.insight-quote {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-style: italic;
    color: var(--color-primary-dark);
    border-left: 4px solid var(--color-primary);
    padding-left: var(--space-md);
    margin: var(--space-md) 0;
}

.donate-share-section {
    background: var(--color-success-bg);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    margin-top: var(--space-xl);
}

.donate-share-section h2 {
    color: var(--color-success);
}

.bank-info {
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin: var(--space-md) 0;
    display: inline-block;
}

.bank-info p {
    margin: 0.3rem 0;
}

.share-buttons {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--space-md);
}

.btn-share {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.btn-facebook {
    background: #1877f2;
    color: white;
}

.btn-facebook:hover {
    background: #0d65d9;
}

.btn-zalo {
    background: #0068ff;
    color: white;
}

.btn-zalo:hover {
    background: #0052cc;
}

.btn-copy {
    background: #6c757d;
    color: white;
}

.btn-copy:hover {
    background: #545b62;
}

.back-home {
    text-align: center;
    margin-top: var(--space-xl);
}

.btn-back {
    display: inline-block;
    background: var(--color-primary);
    color: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-back:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.subpage-footer {
    background: var(--color-bg-dark);
    color: white;
    padding: var(--space-lg) 0;
    text-align: center;
}

.subpage-footer p {
    margin: 0.5rem 0;
}

.subpage-footer em {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

.contact-section a {
    color: var(--color-primary);
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
    background: var(--color-bg-dark);
    color: white;
    padding: var(--space-xl) 0 var(--space-lg);
    text-align: center;
}

.closing-statement {
    margin-bottom: var(--space-lg);
}

.closing-main {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
    color: white;
}

.closing-tagline {
    font-size: 0.95rem;
    color: var(--color-accent-light);
    font-style: italic;
}

.footer-copy {
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-copy p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    margin: 0;
}

/* ========================================
   MODAL
   ======================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: var(--space-md);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: var(--radius-lg);
    max-width: 420px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    width: 36px;
    height: 36px;
    border: none;
    background: var(--color-bg-alt);
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-pain-bg);
    color: var(--color-pain);
}

.modal-content h3 {
    padding: var(--space-lg);
    padding-bottom: var(--space-sm);
    text-align: center;
    font-family: var(--font-sans);
}

.modal-content h3 span {
    color: var(--color-accent);
}

.modal-body {
    padding: 0 var(--space-lg) var(--space-lg);
}

.modal-body > p {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.modal-thanks {
    font-family: var(--font-serif);
    font-style: italic;
}

.modal-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.payment-option {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border: 2px solid #e8e4dc;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.payment-option:hover {
    border-color: var(--color-primary);
    background: var(--color-success-bg);
}

.payment-option:active {
    transform: scale(0.98);
}

.payment-option i {
    font-size: 1.75rem;
    color: var(--color-primary);
    width: 40px;
    text-align: center;
}

.payment-option div {
    display: flex;
    flex-direction: column;
}

.payment-option span {
    font-weight: 600;
    color: var(--color-heading);
}

.payment-option small {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 2px;
}

.banking-details {
    display: none;
    margin-top: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
}

.banking-details.active {
    display: block;
}

.bank-info {
    margin-bottom: var(--space-md);
}

.bank-info p {
    margin-bottom: var(--space-xs);
    font-size: 0.95rem;
}

.bank-note {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ========================================
   TOAST
   ======================================== */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-bg-dark);
    color: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    box-shadow: var(--shadow-lg);
    z-index: 1100;
    opacity: 0;
    transition: all var(--transition-normal);
}

.toast.active {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast i {
    color: var(--color-success);
}

/* ========================================
   RESPONSIVE - Tablet
   ======================================== */
@media (min-width: 768px) {
    h1 {
        font-size: 2.25rem;
    }
    
    h2 {
        font-size: 1.85rem;
    }
    
    .container {
        padding: 0 var(--space-lg);
    }
    
    .block {
        padding: var(--space-xxl) 0;
    }
    
    .methods-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .verify-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .payment-buttons {
        flex-direction: row;
        max-width: 100%;
        justify-content: center;
    }
    
    .payment-btn {
        flex: 1;
        max-width: 200px;
    }
}

/* ========================================
   RESPONSIVE - Desktop
   ======================================== */
@media (min-width: 1024px) {
    .container {
        max-width: 800px;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .pain-list {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .insight-content {
        grid-template-columns: 1fr;
        max-width: 640px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .solution-details {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solution-details .solution-item:last-child {
        grid-column: span 2;
        max-width: 50%;
        justify-self: center;
    }
}

/* ========================================
   ANIMATIONS & SPECIAL EFFECTS
   ======================================== */

/* Fade in on scroll - to be triggered by JS */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Subtle pulse for payment buttons */
@keyframes subtlePulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(201, 169, 89, 0);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(201, 169, 89, 0.1);
    }
}

.payment-27 {
    animation: subtlePulse 3s infinite;
}

/* ========================================
   REAL PHOTO PLACEHOLDER
   ======================================== */
.real-photo-placeholder {
    margin: var(--space-lg) 0;
    text-align: center;
}

.photo-frame {
    background: linear-gradient(135deg, #f8f6f1 0%, #ede9e0 100%);
    border: 2px dashed #ccc;
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
}

.photo-frame i {
    font-size: 3rem;
    color: #bbb;
    margin-bottom: var(--space-sm);
}

.photo-frame p {
    color: var(--color-text-muted);
    margin: 0;
    font-size: 0.9rem;
}

.photo-frame small {
    color: #aaa;
}

.photo-caption {
    margin-top: var(--space-sm);
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* When real image is added */
.real-photo-placeholder img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.real-photo-placeholder.has-image .photo-frame {
    display: none;
}

/* Photo Gallery */
.real-photo-gallery {
    margin: var(--space-lg) 0;
}

.photo-grid {
    display: grid;
    gap: var(--space-md);
}

.photo-item {
    text-align: center;
}

.photo-item img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.photo-item img:hover {
    transform: scale(1.02);
}

.photo-item .photo-caption {
    margin-top: var(--space-sm);
    font-size: 0.9rem;
    color: var(--color-text-light);
}

@media (min-width: 600px) {
    .photo-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .photo-grid .photo-item:first-child {
        grid-column: span 2;
    }
    
    .photo-grid .photo-item:first-child img {
        max-height: 400px;
        object-fit: cover;
    }
}

/* Garden Gallery */
.garden-gallery {
    margin-top: var(--space-md);
}

.garden-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
}

.garden-item {
    text-align: center;
}

.garden-item img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal);
}

.garden-item img:hover {
    transform: scale(1.03);
}

.garden-item .photo-caption {
    margin-top: var(--space-xs);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

@media (min-width: 768px) {
    .garden-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .garden-item img {
        height: 150px;
    }
}

/* ========================================
   SAFETY HIGHLIGHT (Block B)
   ======================================== */
.safety-highlight {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: linear-gradient(135deg, #e8f5e9 0%, #f1f8e9 100%);
    border-radius: var(--radius-md);
    border: 2px solid var(--color-success);
    margin-top: var(--space-md);
    grid-column: span 2;
}

.safety-icon {
    width: 50px;
    height: 50px;
    background: var(--color-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.safety-icon i {
    font-size: 1.5rem;
    color: white;
}

.safety-text strong {
    display: block;
    color: var(--color-success);
    font-size: 1.05rem;
    margin-bottom: var(--space-xs);
}

.safety-text p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--color-text-light);
}

/* ========================================
   QR BANKING SECTION
   ======================================== */
.qr-banking-section {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-lg);
    border: 2px solid #e0e0e0;
    box-shadow: var(--shadow-sm);
}

.qr-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid #eee;
}

.qr-header i {
    font-size: 1.25rem;
    color: var(--color-primary);
}

.qr-header span {
    font-weight: 600;
    color: var(--color-heading);
}

.qr-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
}

.qr-code-placeholder {
    width: 180px;
    height: 180px;
}

.qr-placeholder-box {
    width: 100%;
    height: 100%;
    background: #f5f5f5;
    border: 2px dashed #ccc;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.qr-placeholder-box i {
    font-size: 3rem;
    color: #bbb;
    margin-bottom: var(--space-xs);
}

.qr-placeholder-box p {
    margin: 0;
    font-size: 0.8rem;
    color: #999;
    text-align: center;
}

/* When real QR is added */
.qr-code-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.bank-info-display {
    text-align: left;
    width: 100%;
}

.bank-info-display p {
    margin-bottom: var(--space-xs);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.bank-info-display strong {
    min-width: 70px;
    color: var(--color-text-light);
    font-weight: 500;
}

.copy-btn {
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.copy-btn:hover {
    background: var(--color-success-bg);
}

.copy-btn:active {
    transform: scale(0.95);
}

.transfer-content {
    background: var(--color-accent-light);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-family: monospace;
    font-weight: 600;
}

.qr-note {
    text-align: center;
    margin-top: var(--space-sm);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* QR Code Image */
.qr-code-image {
    width: 180px;
    flex-shrink: 0;
}

.qr-code-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
}

/* PayPal QR Section */
.qr-paypal-section {
    margin-top: var(--space-md);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-lg);
    border: 2px solid #0070ba;
    box-shadow: var(--shadow-sm);
}

.qr-paypal-section .qr-header i {
    color: #0070ba;
}

.paypal-info-display {
    text-align: center;
    width: 100%;
}

.paypal-info-display p {
    margin-bottom: var(--space-xs);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.paypal-link {
    display: inline-block;
    padding: 10px 24px;
    background: #0070ba;
    color: white;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.paypal-link:hover {
    background: #005c99;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 112, 186, 0.3);
}

/* QR sections grid on larger screens */
@media (min-width: 768px) {
    .qr-sections-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--space-md);
    }
    
    .qr-banking-section,
    .qr-paypal-section {
        margin-top: 0;
    }
}

/* Contact Info */
.contact-info {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-primary);
    text-align: center;
}

.contact-title {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

.contact-details p {
    margin: var(--space-xs) 0;
}

.contact-details a {
    color: var(--color-primary);
    font-weight: 500;
}

.contact-details a:hover {
    text-decoration: underline;
}

/* QR Highlight animation */
.qr-banking-section.highlight-pulse {
    animation: highlightPulse 0.5s ease-out 3;
}

@keyframes highlightPulse {
    0%, 100% {
        box-shadow: var(--shadow-sm);
        border-color: #e0e0e0;
    }
    50% {
        box-shadow: 0 0 0 4px rgba(92, 138, 77, 0.3);
        border-color: var(--color-success);
    }
}

/* PayPal link styling */
.paypal-link {
    cursor: pointer;
    transition: all var(--transition-fast);
}

.paypal-link:hover {
    color: var(--color-primary);
}

/* ========================================
   STICKY CTA - Bottom Bar
   ======================================== */
.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #2c5530 0%, #1a3a1f 100%);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    z-index: 800;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.sticky-cta.visible {
    transform: translateY(0);
}

.sticky-cta-text {
    color: white;
    line-height: 1.3;
}

.sticky-cta-text span {
    display: block;
    font-weight: 600;
    font-size: 0.95rem;
}

.sticky-cta-text small {
    font-size: 0.8rem;
    opacity: 0.8;
}

.sticky-cta-buttons {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.sticky-btn {
    padding: 10px 16px;
    border: 2px solid rgba(255,255,255,0.4);
    border-radius: 8px;
    background: transparent;
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.sticky-btn:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.6);
}

.sticky-btn.primary {
    background: #f59e0b;
    border-color: #f59e0b;
    color: #1a1a1a;
}

.sticky-btn.primary:hover {
    background: #fbbf24;
    border-color: #fbbf24;
}

/* Adjust FAB position when sticky CTA is visible */
.sticky-cta.visible ~ .fab-container {
    bottom: 85px;
}

/* Hide on very small screens if needed */
@media (max-width: 360px) {
    .sticky-btn {
        padding: 8px 12px;
        font-size: 0.85rem;
    }
    .sticky-cta-text span {
        font-size: 0.85rem;
    }
}

/* ========================================
   TESTIMONIALS - Phản hồi
   ======================================== */
.block-testimonials {
    background: var(--color-bg-alt);
    padding: var(--space-xl) 0;
}

.block-testimonials h2 {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.testimonials-grid {
    display: grid;
    gap: var(--space-md);
}

@media (min-width: 600px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.testimonial-card {
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-primary);
}

.testimonial-content {
    margin-bottom: var(--space-md);
}

.testimonial-content p {
    font-style: italic;
    color: var(--color-text);
    line-height: 1.7;
    margin: 0;
}

.testimonial-content p::before {
    content: '"';
    font-size: 1.5rem;
    color: var(--color-primary);
    font-weight: 700;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-bg-alt);
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-success-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-success);
}

.author-info strong {
    display: block;
    font-size: 0.95rem;
    color: var(--color-heading);
}

.author-info span {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.testimonial-note {
    text-align: center;
    margin-top: var(--space-lg);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Enhanced Testimonials */
.testimonials-intro {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.testimonials-grid.enhanced {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.testimonial-card.highlight-card {
    position: relative;
    border-left: 4px solid #4caf50;
}

.testimonial-card.highlight-card.featured {
    border-color: #ff9800;
    background: linear-gradient(135deg, #fff8e1 0%, white 100%);
}

.testimonial-badge {
    position: absolute;
    top: -10px;
    right: 15px;
    background: linear-gradient(135deg, #4caf50 0%, #2e7d32 100%);
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
}

.testimonial-card.featured .testimonial-badge {
    background: linear-gradient(135deg, #ff9800 0%, #f57c00 100%);
}

.share-your-story {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: #e3f2fd;
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
}

.share-your-story i {
    font-size: 1.5rem;
    color: #1976d2;
}

.share-your-story p {
    margin: 0;
    color: #1565c0;
}

/* ========================================
   PHẦN 6: BẠN CHỌN BÊN NÀO
   ======================================== */
.block-choice {
    background: linear-gradient(135deg, #f3e5f5 0%, #e1bee7 100%);
}

.block-choice h2 {
    text-align: center;
    color: #7b1fa2;
}

.choice-comparison {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin-top: var(--space-lg);
}

.choice-card {
    flex: 1;
    min-width: 280px;
    max-width: 400px;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.choice-card h3 {
    text-align: center;
    margin-bottom: var(--space-md);
    font-size: 1.2rem;
}

.choice-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.choice-card li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.choice-card li:last-child {
    border-bottom: none;
}

.choice-card.old-way {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    border: 2px solid #e53935;
}

.choice-card.old-way h3 {
    color: #c62828;
}

.choice-card.old-way li i {
    color: #e53935;
}

.choice-card.new-way {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border: 2px solid #4caf50;
}

.choice-card.new-way h3 {
    color: #2e7d32;
}

.choice-card.new-way li i {
    color: #4caf50;
}

.choice-vs {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #7b1fa2;
    background: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .choice-comparison {
        flex-direction: column;
        align-items: center;
    }
    
    .choice-vs {
        margin: var(--space-sm) 0;
    }
}

/* ========================================
   SHARE INCENTIVE
   ======================================== */
.share-incentive {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: rgba(255,255,255,0.1);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    border: 1px solid rgba(255,255,255,0.2);
}

.share-incentive-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #ef4444 0%, #f97316 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.share-incentive-icon i {
    color: white;
    font-size: 1.5rem;
}

.share-incentive-content {
    flex: 1;
}

.share-incentive-main {
    color: white;
    margin: 0 0 4px 0;
    font-size: 1rem;
}

.share-incentive-sub {
    color: rgba(255,255,255,0.7);
    margin: 0;
    font-size: 0.9rem;
}

/* ========================================
   TRANSITION MESSAGE (Câu chuyển trạng thái)
   ======================================== */
.transition-message {
    text-align: center;
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-success);
}

.transition-message p {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-style: italic;
    color: var(--color-success);
    margin: 0;
    line-height: 1.6;
}

/* ========================================
   SIMPLE EXPLAIN (Giải thích đơn giản)
   ======================================== */
.simple-explain {
    margin-top: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-success-bg);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-success);
}

.simple-explain strong {
    color: var(--color-success);
}

/* ========================================
   AFTER TRANSFER NOTE
   ======================================== */
.after-transfer-note {
    margin-top: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    text-align: center;
}

.after-transfer-note i {
    color: #d97706;
    margin-right: var(--space-xs);
}

/* ========================================
   DIARY - Nhật ký cập nhật
   ======================================== */
.block-diary {
    background: var(--color-bg);
    padding: var(--space-xl) 0;
}

.block-diary h2 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.block-diary h2 i {
    color: var(--color-primary);
}

.diary-intro {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.diary-entries {
    display: grid;
    gap: var(--space-md);
}

.diary-entry {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border-left: 3px solid var(--color-primary);
}

.diary-date {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary);
    white-space: nowrap;
    min-width: 90px;
}

.diary-content strong {
    display: block;
    color: var(--color-heading);
    margin-bottom: 4px;
}

.diary-content p {
    margin: 0;
    color: var(--color-text);
    font-size: 0.95rem;
}

.diary-note {
    margin-top: var(--space-lg);
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ========================================
   FOOTER SHARE BUTTONS
   ======================================== */
.footer-share {
    margin: var(--space-lg) 0;
    text-align: center;
}

.share-prompt {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: var(--space-sm);
}

.share-buttons-footer {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
}

.share-btn-footer {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.3);
    background: transparent;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.share-btn-footer:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
}

.share-btn-footer:active {
    transform: translateY(0);
}

/* ========================================
   RESPONSIVE - QR Banking
   ======================================== */
@media (min-width: 480px) {
    .qr-content {
        flex-direction: row;
        align-items: flex-start;
    }
    
    .qr-code-placeholder {
        flex-shrink: 0;
    }
    
    .bank-info-display {
        flex: 1;
    }
}

@media (min-width: 768px) {
    .safety-highlight {
        max-width: 100%;
    }
    
    .qr-banking-section {
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
}

/* ========================================
   FLOATING ACTION BUTTONS
   ======================================== */
.fab-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 900;
}

.fab {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    transition: all var(--transition-normal);
    position: relative;
    text-decoration: none;
}

.fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.fab:active {
    transform: scale(0.95);
}

.fab-ai {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.fab-zalo {
    background: #0068ff;
}

.fab-phone {
    background: var(--color-success);
}

.fab-tooltip {
    position: absolute;
    right: 65px;
    background: var(--color-bg-dark);
    color: white;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.fab:hover .fab-tooltip {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   CHAT AI MODAL
   ======================================== */
.chat-modal {
    display: none;
    position: fixed;
    bottom: 90px;
    right: 20px;
    z-index: 1000;
    width: 380px;
    max-width: calc(100vw - 40px);
    animation: slideUp 0.3s ease;
}

.chat-modal.active {
    display: block;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-container {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    max-height: 500px;
}

.chat-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.chat-header-info i {
    font-size: 1.5rem;
}

.chat-header-info strong {
    display: block;
}

.chat-header-info small {
    opacity: 0.8;
    font-size: 0.8rem;
}

.chat-close {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.chat-close:hover {
    background: rgba(255,255,255,0.3);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md);
    max-height: 280px;
    min-height: 200px;
}

.chat-message {
    margin-bottom: var(--space-md);
    display: flex;
}

.chat-message.bot {
    justify-content: flex-start;
}

.chat-message.user {
    justify-content: flex-end;
}

.message-content {
    max-width: 85%;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    line-height: 1.5;
}

.chat-message.bot .message-content {
    background: var(--color-bg-alt);
    border-bottom-left-radius: 4px;
}

.chat-message.user .message-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-bottom-right-radius: 4px;
}

.message-content p {
    margin: 0 0 var(--space-xs) 0;
}

.message-content p:last-child {
    margin-bottom: 0;
}

.message-content ul {
    margin: var(--space-xs) 0;
    padding-left: var(--space-md);
}

.message-content li {
    margin: 2px 0;
}

.chat-suggestions {
    padding: var(--space-sm) var(--space-md);
    border-top: 1px solid #eee;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.chat-suggestions button {
    background: var(--color-bg-alt);
    border: 1px solid #ddd;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chat-suggestions button:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.chat-input-area {
    padding: var(--space-sm) var(--space-md);
    border-top: 1px solid #eee;
    display: flex;
    gap: var(--space-sm);
}

.chat-input-area input {
    flex: 1;
    padding: var(--space-sm);
    border: 1px solid #ddd;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--transition-fast);
}

.chat-input-area input:focus {
    border-color: var(--color-primary);
}

.chat-input-area button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast);
}

.chat-input-area button:hover {
    transform: scale(1.05);
}

/* Mobile adjustments for FAB */
@media (max-width: 480px) {
    .fab-container {
        bottom: 15px;
        right: 15px;
    }
    
    .fab {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .fab-tooltip {
        display: none;
    }
    
    .chat-modal {
        bottom: 75px;
        right: 10px;
        left: 10px;
        width: auto;
        max-width: none;
    }
}

/* Print styles */
@media print {
    .block-7,
    .share-section,
    .modal,
    .toast,
    .qr-banking-section,
    .footer-share,
    .fab-container,
    .chat-modal {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
    }
    
    .block {
        padding: 1cm 0;
        page-break-inside: avoid;
    }
}

/* ========================================
   NEW COMPONENTS - PHASE 3 & 4 UPGRADE
   ======================================== */

/* Progress Bar - Donate */
.donate-progress {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.progress-title {
    font-weight: 600;
    color: var(--color-text);
}

.progress-amount {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1.1rem;
}

.progress-bar {
    background: #e9ecef;
    border-radius: 20px;
    height: 12px;
    overflow: hidden;
}

.progress-fill {
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary, #81c784));
    height: 100%;
    border-radius: 20px;
    transition: width 0.5s ease;
}

.progress-footer {
    display: flex;
    justify-content: space-between;
    margin-top: var(--space-sm);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* Story Block */
.story-block {
    background: linear-gradient(135deg, #fff8e1 0%, #fff3e0 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin: var(--space-lg) 0;
    text-align: center;
    border-left: 5px solid #ffb74d;
}

.story-icon {
    font-size: 3rem;
    margin-bottom: var(--space-sm);
}

.story-block h3 {
    color: #e65100;
    margin-bottom: var(--space-md);
}

.story-highlight {
    background: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    margin: var(--space-sm) 0;
    font-weight: 500;
}

/* Language Toggle */
.lang-toggle {
    display: flex;
    gap: var(--space-xs);
    justify-content: center;
    margin: var(--space-md) 0;
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lang-btn.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* Payment Buttons Upgrade */
.payment-btn {
    position: relative;
}

.payment-btn.featured {
    border: 3px solid var(--color-primary);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: white;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 600;
}

/* Donate Modal Upgrade */
.donate-modal-content {
    max-width: 420px;
}

.modal-lang-toggle {
    position: absolute;
    top: 15px;
    left: 15px;
    display: flex;
    gap: 5px;
}

.modal-lang-toggle .lang-btn {
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
}

.modal-title {
    margin-top: var(--space-md);
    text-align: center;
}

.modal-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.payment-methods {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.payment-method {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
}

.payment-method:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-alt);
}

.method-icon {
    font-size: 1.5rem;
    width: 40px;
    text-align: center;
}

.method-info strong {
    display: block;
}

.method-info small {
    color: var(--color-text-muted);
}

.qr-details, .paypal-details {
    text-align: center;
    padding: var(--space-lg);
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
}

.bank-details p {
    margin: var(--space-xs) 0;
}

.copyable {
    background: white;
    padding: 2px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-family: monospace;
}

.copyable:hover {
    background: var(--color-primary-light);
}

.paypal-link {
    display: inline-block;
    padding: var(--space-sm) var(--space-lg);
    background: #0070ba;
    color: white;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
}

.modal-footer {
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.why-donate {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Floating Share Sidebar - Thu nhỏ để không che màn hình */
.floating-share-sidebar {
    position: fixed;
    left: -50px;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border-radius: 0 8px 8px 0;
    box-shadow: 2px 0 10px rgba(0,0,0,0.08);
    padding: 8px 6px;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 4px;
    opacity: 0;
    transition: left 0.4s ease, opacity 0.3s ease;
}

.floating-share-sidebar.visible {
    left: 0;
    opacity: 1;
}

.floating-share-sidebar .share-label {
    font-size: 0.6rem;
    text-transform: uppercase;
    color: var(--color-text-muted);
    text-align: center;
    padding-bottom: 4px;
    border-bottom: 1px solid #eee;
    letter-spacing: 0.5px;
}

.floating-share-sidebar .share-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 0.8rem;
    transition: transform 0.2s ease;
}

.floating-share-sidebar .share-btn:hover {
    transform: scale(1.1);
}

.floating-share-sidebar .share-btn img {
    width: 14px !important;
    height: 14px !important;
}

.floating-share-sidebar .share-incentive {
    text-align: center;
    padding-top: 4px;
    border-top: 1px solid #eee;
    margin-top: 2px;
}

.floating-share-sidebar .share-incentive span {
    font-size: 0.9rem;
    display: block;
}

.floating-share-sidebar .share-incentive small {
    display: block;
    font-size: 0.55rem;
    color: var(--color-text-muted);
    line-height: 1.2;
    max-width: 45px;
    margin: 0 auto;
}

.share-facebook { background: #1877f2; }
.share-twitter { background: #1da1f2; }
.share-zalo { background: #0068ff; }
.share-linkedin { background: #0077b5; }
.share-whatsapp { background: #25d366; }
.share-copy { background: #6c757d; }

.share-incentive {
    text-align: center;
    padding-top: var(--space-xs);
    border-top: 1px solid var(--color-border);
}

.share-incentive span {
    font-size: 1.2rem;
}

.share-incentive small {
    display: block;
    font-size: 0.65rem;
    color: var(--color-text-muted);
    line-height: 1.2;
}

/* Floating Donate Button */
.floating-donate-btn {
    position: fixed;
    bottom: 100px;
    right: -100px;
    background: linear-gradient(135deg, #e91e63 0%, #f44336 100%);
    color: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: 30px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(233, 30, 99, 0.4);
    z-index: 100;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 600;
    transition: all 0.4s ease;
    opacity: 0;
}

.floating-donate-btn.visible {
    right: 20px;
    opacity: 1;
    animation: pulse 2s infinite;
}

.floating-donate-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(233, 30, 99, 0.5);
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 4px 15px rgba(233, 30, 99, 0.4); }
    50% { box-shadow: 0 4px 25px rgba(233, 30, 99, 0.6); }
}

/* Exit Intent Popup */
.exit-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.exit-popup-content {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    max-width: 400px;
    text-align: center;
    position: relative;
    animation: popIn 0.3s ease;
}

@keyframes popIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.popup-close {
    position: absolute;
    top: 10px;
    right: 15px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-muted);
}

.popup-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
}

.exit-popup-content h3 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-sm);
}

.popup-buttons {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    margin: var(--space-lg) 0;
}

.popup-btn {
    padding: var(--space-sm) var(--space-lg);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    transition: all 0.3s ease;
}

.popup-btn.share-btn {
    background: #1877f2;
    color: white;
}

.popup-btn.donate-btn {
    background: linear-gradient(135deg, #e91e63 0%, #f44336 100%);
    color: white;
}

.popup-note {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* Responsive for new components */
@media (max-width: 768px) {
    .floating-share-sidebar {
        display: none;
    }
    
    .floating-donate-btn {
        bottom: 80px;
        right: 15px;
        padding: var(--space-xs) var(--space-sm);
        font-size: 0.9rem;
    }
    
    .donate-progress {
        padding: var(--space-md);
    }
    
    .progress-footer {
        flex-direction: column;
        gap: var(--space-xs);
        text-align: center;
    }
    
    .story-block {
        padding: var(--space-lg);
    }
    
    .exit-popup-content {
        margin: var(--space-md);
        padding: var(--space-lg);
    }
    
    .popup-buttons {
        flex-direction: column;
    }
}

/* ========================================
   UPGRADE 4.1 - VIDEO, MONITORING TABLE, HERB TRAY
   ======================================== */

/* Video Container in Tier 2 */
.video-container {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

.video-container h5 {
    color: #ffd93d;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.1rem;
}

.video-container h5 i {
    color: #ff6b6b;
}

.video-wrapper {
    position: relative;
    width: 100%;
    background: #000;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 16 / 9;
}

.video-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.video-caption {
    margin-top: var(--space-md);
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.video-caption i {
    color: #4ecdc4;
}

/* Herb Tray Image Section */
.herb-tray-image {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-xl) 0;
    border: 2px dashed var(--color-primary);
}

.herb-tray-image h4 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.herb-tray-image .image-wrapper {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.herb-tray-image .image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

.herb-tray-image .image-caption {
    margin-top: var(--space-md);
    text-align: center;
    color: var(--color-text-light);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

.herb-tray-image .image-caption i {
    color: var(--color-primary);
}

/* Monitoring Table Section */
.monitoring-table-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-xl) 0;
    color: white;
}

.monitoring-table-section h4 {
    color: white;
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.2rem;
}

.monitoring-table-section h4 i {
    color: #ffd93d;
}

.monitoring-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.monitoring-table th {
    background: var(--color-primary-dark);
    color: white;
    padding: var(--space-md);
    text-align: left;
    font-weight: 600;
}

.monitoring-table td {
    padding: var(--space-md);
    border-bottom: 1px solid #eee;
    color: var(--color-text);
}

.monitoring-table tbody tr:last-child td {
    border-bottom: none;
}

.monitoring-table .baseline-row {
    background: #fff5f5;
}

.monitoring-table .improving-row {
    background: #fffbeb;
}

.monitoring-table .good-row {
    background: #f0fdf4;
}

.monitoring-table .excellent-row {
    background: #ecfdf5;
}

/* Count badges in monitoring table */
.count-high {
    display: inline-block;
    background: #ef4444;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.count-medium {
    display: inline-block;
    background: #f59e0b;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.count-low {
    display: inline-block;
    background: #22c55e;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.count-zero {
    display: inline-block;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4);
}

.monitoring-note {
    margin-top: var(--space-md);
    color: rgba(255,255,255,0.9);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.monitoring-note i {
    color: #ffd93d;
}

/* Responsive for new components */
@media (max-width: 768px) {
    .video-container {
        padding: var(--space-md);
    }
    
    .video-container h5 {
        font-size: 1rem;
    }
    
    .herb-tray-image {
        padding: var(--space-md);
    }
    
    .monitoring-table-section {
        padding: var(--space-md);
    }
    
    .monitoring-table th,
    .monitoring-table td {
        padding: var(--space-sm);
        font-size: 0.85rem;
    }
    
    .monitoring-table th:nth-child(3),
    .monitoring-table td:nth-child(3) {
        display: none;
    }
}

@media (max-width: 480px) {
    .video-wrapper {
        aspect-ratio: 4 / 3;
    }
    
    .video-caption {
        font-size: 0.8rem;
        flex-direction: column;
        text-align: center;
    }
    
    .monitoring-table-section h4 {
        font-size: 1rem;
    }
    
    .count-high,
    .count-medium,
    .count-low,
    .count-zero {
        padding: 2px 8px;
        font-size: 0.85rem;
    }
}

/* ========================================
   CHICKEN PROOF SECTION - BẰNG CHỨNG CHUỒNG GÀ
   ======================================== */
.block-chicken-proof {
    background: linear-gradient(135deg, #fef7e0 0%, #fde68a 100%);
    padding: var(--space-xl) 0;
}

.block-chicken-proof h2 {
    color: #92400e;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.chicken-story {
    margin-bottom: var(--space-lg);
}

.chicken-quote {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border-left: 5px solid #f59e0b;
    font-style: italic;
    font-size: 1.1rem;
    line-height: 1.8;
    position: relative;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.chicken-quote i.fa-quote-left {
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 2rem;
    color: #f59e0b;
    opacity: 0.3;
}

.chicken-quote .quote-author {
    display: block;
    margin-top: var(--space-md);
    font-style: normal;
    font-weight: 600;
    color: #92400e;
}

.chicken-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin: var(--space-lg) 0;
}

.chicken-image-item {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    transition: transform var(--transition-normal);
}

.chicken-image-item:hover {
    transform: translateY(-5px);
}

.chicken-image-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.chicken-image-item .image-caption {
    padding: var(--space-md);
    text-align: center;
    color: var(--color-text-light);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

.chicken-image-item .image-caption i {
    color: #f59e0b;
}

.chicken-result {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.chicken-result h3 {
    color: #059669;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.chicken-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.chicken-timeline .timeline-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: #f3f4f6;
    border-radius: var(--radius-md);
    border-left: 4px solid #9ca3af;
}

.chicken-timeline .timeline-item.success {
    background: #ecfdf5;
    border-left-color: #10b981;
}

.chicken-timeline .timeline-date {
    font-weight: 600;
    min-width: 120px;
    color: var(--color-text-light);
}

.chicken-timeline .timeline-item.success .timeline-date {
    color: #059669;
}

.chicken-conclusion {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    color: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin-top: var(--space-lg);
}

.chicken-conclusion p {
    margin: 0;
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    line-height: 1.6;
}

.chicken-conclusion i {
    font-size: 1.2rem;
    margin-top: 2px;
}

/* Responsive for chicken proof section */
@media (max-width: 768px) {
    .chicken-gallery {
        grid-template-columns: 1fr;
    }
    
    .chicken-image-item img {
        height: 200px;
    }
    
    .chicken-timeline .timeline-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .chicken-timeline .timeline-date {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .chicken-quote {
        padding: var(--space-md);
        font-size: 1rem;
    }
    
    .chicken-conclusion {
        padding: var(--space-md);
    }
}

/* ============================================
   AI SOURCE LEVEL 5/5 - NEW COMPONENTS
   Version 4.3 (27/02/2026)
   ============================================ */

/* CANONICAL SUMMARY BLOCK */
.canonical-summary-block {
    background: linear-gradient(135deg, #1a5f2c 0%, #2d8a4e 50%, #34a853 100%);
    padding: var(--space-xl) 0;
    color: white;
}

.canonical-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid rgba(255,255,255,0.2);
}

.canonical-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.canonical-badge {
    background: #fbbf24;
    color: #1a1a1a;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.canonical-location {
    opacity: 0.9;
    font-size: 0.95rem;
}

.canonical-title {
    color: white;
    font-size: 1.6rem;
    margin-bottom: var(--space-lg);
    font-weight: 600;
}

.canonical-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.canonical-metric {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    background: rgba(255,255,255,0.1);
    padding: var(--space-md);
    border-radius: var(--radius-md);
}

.metric-icon {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.metric-icon i {
    font-size: 1.1rem;
}

.metric-content {
    display: flex;
    flex-direction: column;
}

.metric-label {
    font-size: 0.85rem;
    opacity: 0.8;
    margin-bottom: 4px;
}

.metric-value {
    font-weight: 600;
    font-size: 1rem;
}

.metric-value.highlight-green {
    color: #86efac;
}

.canonical-quote-box {
    background: rgba(255,255,255,0.15);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    text-align: center;
    position: relative;
}

.canonical-quote-box i {
    position: absolute;
    top: 15px;
    left: 20px;
    font-size: 1.5rem;
    opacity: 0.5;
}

.canonical-quote-box blockquote {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-style: italic;
    margin: 0;
    padding: 0 var(--space-lg);
}

.canonical-quote-box cite {
    display: block;
    margin-top: var(--space-sm);
    font-size: 0.9rem;
    opacity: 0.9;
}

.canonical-method-summary {
    margin-bottom: var(--space-lg);
}

.canonical-method-summary h3 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.method-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.method-pill {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.method-pill.tier-1 {
    background: #fef3c7;
    color: #92400e;
}

.method-pill.tier-2 {
    background: #fbbf24;
    color: #1a1a1a;
}

.method-pill.tier-3 {
    background: #d1fae5;
    color: #065f46;
}

.canonical-source {
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255,255,255,0.2);
    font-size: 0.9rem;
}

.source-label {
    margin-right: var(--space-sm);
}

.canonical-source a {
    color: #86efac;
    text-decoration: none;
    margin: 0 var(--space-xs);
}

.canonical-source a:hover {
    text-decoration: underline;
}

/* DATA SUMMARY BOX - Perplexity Bait */
.data-summary-box {
    background: rgba(255,255,255,0.95);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-top: var(--space-lg);
    color: #1a1a1a;
    border: 2px dashed rgba(255,255,255,0.5);
}

.data-summary-box h3 {
    color: #1a5f2c;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.data-summary-subtitle {
    color: #666;
    font-size: 0.85rem;
    font-style: italic;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid #e5e7eb;
}

.data-summary-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.data-summary-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f3f4f6;
    font-size: 0.95rem;
    line-height: 1.5;
    color: #374151;
}

.data-summary-list li:last-child {
    border-bottom: none;
}

.data-summary-list li strong {
    color: #1f2937;
    font-weight: 600;
}

.data-summary-list li a {
    color: #1a5f2c;
    text-decoration: none;
    font-weight: 500;
}

.data-summary-list li a:hover {
    text-decoration: underline;
}

/* LIMITATIONS BLOCK */
.limitations-block {
    background: #fffbeb;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-top: var(--space-lg);
    border: 2px solid #fbbf24;
}

.limitations-block h3 {
    color: #92400e;
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.limitations-block h3 i {
    color: #f59e0b;
}

.limitations-intro {
    color: #78350f;
    margin-bottom: var(--space-lg);
}

.limitations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
}

.limitation-item {
    background: white;
    border-radius: var(--radius-md);
    padding: var(--space-md);
    display: flex;
    gap: var(--space-md);
}

.limitation-item i {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.limitation-item.applicable i {
    color: #22c55e;
}

.limitation-item.warning i {
    color: #3b82f6;
}

.limitation-item.caution i {
    color: #ef4444;
}

.limitation-item.note i {
    color: #8b5cf6;
}

.limitation-content strong {
    display: block;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.limitation-content ul {
    margin: 0;
    padding-left: 1.2rem;
}

.limitation-content ul li {
    margin-bottom: 4px;
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.limitation-content p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

.limitations-summary {
    background: #fef3c7;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
}

.limitations-summary p {
    margin: 0;
    color: #78350f;
}

/* AUTHOR IDENTITY BLOCK */
.author-identity-block {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: var(--space-xl) 0;
}

.author-identity-block h2 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.author-identity-block h2 i {
    color: var(--color-primary);
}

.author-intro {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.author-identity-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.author-identity-table {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.author-identity-table th,
.author-identity-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

.author-identity-table th {
    background: #f3f4f6;
    width: 180px;
    color: var(--color-text-light);
    font-weight: 500;
}

.author-identity-table th i {
    margin-right: var(--space-xs);
    color: var(--color-primary);
}

.author-identity-table td {
    color: var(--color-text);
}

.author-identity-table td a {
    color: var(--color-primary);
    text-decoration: none;
}

.author-identity-table td a:hover {
    text-decoration: underline;
}

.author-verification {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-md);
}

.verification-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: #dcfce7;
    color: #166534;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.verification-badge i {
    color: #22c55e;
}

.verification-list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-lg) 0;
}

.verification-list li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    color: var(--color-text);
}

.verification-list li i {
    color: var(--color-primary);
    width: 20px;
}

.data-disclaimer {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--radius-md);
    padding: var(--space-md);
    display: flex;
    gap: var(--space-sm);
}

.data-disclaimer i {
    color: #dc2626;
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.data-disclaimer p {
    margin: 0;
    font-size: 0.9rem;
    color: #991b1b;
    line-height: 1.5;
}

.author-links {
    margin-top: var(--space-lg);
    text-align: center;
}

.author-links p {
    margin-bottom: var(--space-sm);
    color: var(--color-text-light);
}

.link-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.link-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.75rem 1.5rem;
    background: white;
    color: var(--color-text);
    border: 2px solid #e5e7eb;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.link-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.link-btn.primary {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.link-btn.primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

/* Responsive for new components */
@media (max-width: 768px) {
    .canonical-title {
        font-size: 1.3rem;
    }
    
    .canonical-grid {
        grid-template-columns: 1fr;
    }
    
    .canonical-quote-box blockquote {
        font-size: 1.1rem;
        padding: 0 var(--space-md);
    }
    
    .limitations-grid {
        grid-template-columns: 1fr;
    }
    
    .author-identity-grid {
        grid-template-columns: 1fr;
    }
    
    .author-identity-table th {
        width: 130px;
        font-size: 0.9rem;
    }
    
    .link-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .link-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .canonical-card {
        padding: var(--space-md);
    }
    
    .canonical-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .canonical-badge {
        font-size: 0.85rem;
    }
    
    .method-pills {
        flex-direction: column;
    }
    
    .method-pill {
        text-align: center;
    }
    
    .limitations-block {
        padding: var(--space-md);
    }
    
    .limitation-item {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .author-verification {
        padding: var(--space-md);
    }
}

/* =====================================================
   PHASE 5: STICKY NAVBAR & TABLE OF CONTENTS
   ===================================================== */

/* Sticky Navigation Bar */
.sticky-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.sticky-nav.hidden {
    transform: translateY(-100%);
    opacity: 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-primary-dark);
}

.nav-logo i {
    font-size: 1.5rem;
    color: var(--color-primary);
}

.nav-logo span {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links li a {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 0.85rem;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-links li a:hover,
.nav-links li a.active {
    background: rgba(46, 125, 50, 0.1);
    color: var(--color-primary);
}

.nav-links li a i {
    font-size: 0.85rem;
}

.nav-lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    background: #f3f4f6;
    border-radius: 6px;
    padding: 0.25rem;
    margin-left: 0.5rem;
}

.nav-lang-toggle button {
    padding: 0.35rem 0.6rem;
    border: none;
    background: transparent;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s ease;
    color: var(--color-text-light);
}

.nav-lang-toggle button.active {
    background: white;
    color: var(--color-primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.nav-mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-text);
    cursor: pointer;
    padding: 0.5rem;
}

/* Mobile Navigation */
@media (max-width: 992px) {
    .nav-links {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transform: translateY(-120%);
        opacity: 0;
        transition: all 0.3s ease;
        z-index: 999;
    }
    
    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav-links li {
        width: 100%;
    }
    
    .nav-links li a {
        padding: 0.85rem 1rem;
        width: 100%;
        justify-content: flex-start;
    }
    
    .nav-mobile-toggle {
        display: block;
    }
    
    .nav-lang-toggle {
        display: none;
    }
}

/* Table of Contents */
.toc-container {
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    border: 2px solid #bbf7d0;
    border-radius: 16px;
    padding: 1.5rem;
    margin: 2rem 0;
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.1);
}

.toc-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    cursor: pointer;
    user-select: none;
}

.toc-header h3 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--color-primary-dark);
    font-weight: 600;
}

.toc-header i {
    color: var(--color-primary);
    font-size: 1.25rem;
}

.toc-toggle {
    margin-left: auto;
    font-size: 0.9rem;
    color: var(--color-text-light);
    transition: transform 0.3s ease;
}

.toc-container.collapsed .toc-toggle {
    transform: rotate(-90deg);
}

.toc-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.5rem;
}

.toc-container.collapsed .toc-list {
    display: none;
}

.toc-list li a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 0.85rem;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: 8px;
    transition: all 0.2s ease;
    background: rgba(255, 255, 255, 0.7);
}

.toc-list li a:hover {
    background: white;
    color: var(--color-primary);
    transform: translateX(4px);
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.15);
}

.toc-list li a i {
    color: var(--color-primary);
    font-size: 0.85rem;
    width: 20px;
    text-align: center;
}

.toc-list li a .toc-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: var(--color-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50%;
}

/* Floating AI Chat Button */
.fab-ai-chat {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
}

.fab-ai-chat .fab-main {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981, #059669);
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fab-ai-chat .fab-main:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(16, 185, 129, 0.5);
}

.fab-ai-chat .fab-menu {
    display: none;
    flex-direction: column;
    gap: 8px;
    align-items: flex-end;
}

.fab-ai-chat.open .fab-menu {
    display: flex;
}

.fab-ai-chat .fab-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: white;
    border-radius: 24px;
    text-decoration: none;
    color: var(--color-text);
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.2s ease;
}

.fab-ai-chat .fab-item:hover {
    background: var(--color-primary);
    color: white;
    transform: translateX(-4px);
}

.fab-ai-chat .fab-item i {
    font-size: 1rem;
}

/* Body padding for sticky nav */
body.has-sticky-nav {
    padding-top: 64px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .sticky-nav .nav-container {
        padding: 0.5rem 1rem;
    }
    
    .nav-logo {
        font-size: 1.1rem;
    }
    
    .toc-container {
        padding: 1rem;
    }
    
    .toc-list {
        grid-template-columns: 1fr;
    }
    
    .fab-ai-chat {
        bottom: 16px;
        right: 16px;
    }
    
    .fab-ai-chat .fab-main {
        width: 52px;
        height: 52px;
        font-size: 1.25rem;
    }
}

/* =====================================================
   PHASE 5: ENHANCED FOOTER
   ===================================================== */
   
.site-footer {
    background: linear-gradient(135deg, #1a1f2e 0%, #0f172a 100%);
    color: #e2e8f0;
    padding: 3rem 0 1.5rem;
    margin-top: 3rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

.footer-brand .footer-logo i {
    color: #10b981;
}

.footer-brand p {
    color: #94a3b8;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #e2e8f0;
    text-decoration: none;
    transition: all 0.2s ease;
}

.footer-social a:hover {
    background: #10b981;
    color: white;
    transform: translateY(-2px);
}

.footer-section h4 {
    color: white;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section h4 i {
    color: #10b981;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.footer-links a:hover {
    color: #10b981;
}

.footer-links a i {
    font-size: 0.75rem;
    opacity: 0.7;
}

.footer-contact {
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.footer-contact-item i {
    color: #10b981;
    margin-top: 0.15rem;
}

.footer-contact-item a {
    color: #94a3b8;
    text-decoration: none;
}

.footer-contact-item a:hover {
    color: #10b981;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-copyright {
    color: #64748b;
    font-size: 0.85rem;
}

.footer-ecosystem {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: #64748b;
}

.footer-ecosystem span {
    margin-right: 0.5rem;
}

.footer-ecosystem a {
    color: #94a3b8;
    text-decoration: none;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.footer-ecosystem a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #10b981;
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand .footer-logo,
    .footer-social {
        justify-content: center;
    }
    
    .footer-contact-item {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-ecosystem {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* Footer Ecosystem Section */
.footer-ecosystem-section {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.footer-ecosystem-section h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-ecosystem-section h4 i {
    color: #10b981;
}

.ecosystem-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.eco-link {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.eco-link:hover,
.eco-link.active {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.3);
}

.eco-link i {
    font-size: 1.25rem;
    color: #10b981;
    margin-bottom: 0.25rem;
}

.eco-link span {
    font-weight: 600;
    color: white;
    font-size: 0.95rem;
}

.eco-link small {
    color: #94a3b8;
    font-size: 0.8rem;
}

.footer-license {
    margin-top: 0.5rem;
    font-size: 0.8rem;
}

.footer-license a {
    color: #10b981;
    text-decoration: none;
}

.footer-license a:hover {
    text-decoration: underline;
}

@media (max-width: 576px) {
    .ecosystem-links {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   NEW SECTIONS - March 2026 Update
   AI Cite, Donate, Share Focus
   ======================================== */

/* QUICK START SECTION */
.quick-start-section {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    padding: var(--space-xl) 0;
    border-bottom: 3px solid var(--color-primary);
}

.quick-start-title {
    text-align: center;
    font-size: 1.8rem;
    color: var(--color-primary-dark);
    margin-bottom: 0.5rem;
}

.quick-start-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.quick-start-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.quick-start-item {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--color-primary);
}

.quick-start-item.problem { border-top-color: #ef4444; }
.quick-start-item.solution { border-top-color: #3b82f6; }
.quick-start-item.result { border-top-color: #22c55e; }
.quick-start-item.cost { border-top-color: #f59e0b; }

.quick-start-item .qs-icon {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
}

.quick-start-item h3 {
    color: var(--color-heading);
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.quick-start-item p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--space-xs);
}

.quick-start-item p.vi {
    color: var(--color-text-light);
    font-style: italic;
    font-size: 0.9rem;
}

.quick-start-cta {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background: white;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: white;
}

/* EXPERIMENT DATASET SECTION */
.experiment-dataset-section {
    background: linear-gradient(135deg, #1e3a5f 0%, #0d1b2a 100%);
    padding: var(--space-xl) 0;
    color: white;
}

.dataset-title {
    text-align: center;
    color: white;
    margin-bottom: var(--space-sm);
}

.dataset-badge {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
}

.ai-badge, .location-badge {
    background: rgba(255,255,255,0.1);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.ai-badge {
    background: #fbbf24;
    color: #1a1a1a;
    font-weight: 600;
}

.dataset-table-wrapper {
    overflow-x: auto;
    margin-bottom: var(--space-lg);
}

.dataset-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    color: #1a1a1a;
}

.dataset-table th {
    background: #f3f4f6;
    padding: var(--space-md);
    text-align: left;
    font-weight: 600;
    color: var(--color-heading);
}

.dataset-table td {
    padding: var(--space-md);
    border-bottom: 1px solid #e5e7eb;
}

.dataset-table tr.baseline { background: #fef2f2; }
.dataset-table tr.success { background: #f0fdf4; }

.bites-high { color: #ef4444; font-weight: 700; }
.bites-medium { color: #f59e0b; font-weight: 700; }
.bites-low { color: #3b82f6; font-weight: 700; }
.bites-success { color: #22c55e; font-weight: 700; }

.dataset-summary {
    text-align: center;
    opacity: 0.9;
}

.dataset-summary a {
    color: #86efac;
    text-decoration: none;
}

.dataset-summary a:hover {
    text-decoration: underline;
}

/* METHODOLOGY SECTION */
.methodology-section {
    background: var(--color-bg-alt);
    padding: var(--space-xl) 0;
}

.methodology-title {
    text-align: center;
    margin-bottom: 0.5rem;
}

.methodology-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
}

.methodology-item {
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.methodology-item i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.methodology-item h4 {
    color: var(--color-heading);
    margin-bottom: var(--space-sm);
}

.methodology-item p {
    font-size: 0.95rem;
    margin-bottom: var(--space-xs);
}

.methodology-item p.vi {
    color: var(--color-text-light);
    font-style: italic;
    font-size: 0.85rem;
}

/* SHAREABLE INSIGHT SECTION */
.shareable-insight-section {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    padding: var(--space-xl) 0;
}

.shareable-quote-block {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    text-align: center;
    position: relative;
}

.quote-decoration {
    font-size: 3rem;
    color: var(--color-accent);
    line-height: 1;
}

.shareable-quote p.quote-vi {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-heading);
    line-height: 1.6;
    margin: var(--space-md) 0;
}

.shareable-quote p.quote-en {
    font-size: 1.1rem;
    color: var(--color-text-light);
    font-style: italic;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.quote-author {
    display: block;
    color: var(--color-primary);
    font-weight: 600;
    margin-top: var(--space-sm);
}

.shareable-hint {
    text-align: center;
    color: var(--color-text-muted);
    margin-top: var(--space-md);
    font-size: 0.9rem;
}

/* SUPPORT EXPERIMENT SECTION */
.support-experiment-section {
    background: linear-gradient(135deg, #fdf2f8 0%, #fce7f3 100%);
    padding: var(--space-xl) 0;
}

.support-title {
    text-align: center;
    color: #be185d;
    margin-bottom: 0.5rem;
}

.support-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.support-intro {
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    text-align: center;
}

.support-intro p {
    margin-bottom: var(--space-sm);
}

.support-intro p.vi {
    color: var(--color-text-light);
    font-style: italic;
}

.support-levels {
    max-width: 700px;
    margin: 0 auto var(--space-lg);
}

.support-levels h4 {
    text-align: center;
    margin-bottom: var(--space-md);
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.support-btn {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
}

.support-btn:hover {
    border-color: #ec4899;
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(236, 72, 153, 0.2);
}

.support-btn.featured {
    border-color: #ec4899;
    background: linear-gradient(135deg, #fdf2f8 0%, white 100%);
}

.support-btn .popular-tag {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: #ec4899;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.support-btn .support-amount {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #be185d;
    margin-bottom: 0.25rem;
}

.support-btn .support-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

.support-btn .support-desc {
    display: block;
    font-size: 0.9rem;
    color: var(--color-text);
}

.support-goal {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    border: 2px dashed #ec4899;
}

.support-goal .goal-icon {
    font-size: 2.5rem;
}

.support-goal h4 {
    margin-bottom: var(--space-xs);
    color: var(--color-heading);
}

.support-goal .goal-highlight {
    font-size: 1.1rem;
    color: #be185d;
}

.support-goal p.vi {
    color: var(--color-text-light);
    font-style: italic;
    font-size: 0.9rem;
}

.support-note {
    text-align: center;
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    max-width: 500px;
    margin: 0 auto;
}

.support-note i {
    color: #ec4899;
    margin-right: var(--space-xs);
}

.support-note p.vi {
    color: var(--color-text-light);
    font-style: italic;
    font-size: 0.9rem;
    margin-top: var(--space-xs);
}

/* SUPPORTERS SECTION */
.supporters-section {
    background: white;
    padding: var(--space-xl) 0;
    border-bottom: 1px solid #e5e7eb;
}

.supporters-title {
    text-align: center;
    margin-bottom: 0.5rem;
}

.supporters-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.supporters-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.supporter-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: #f9fafb;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.95rem;
}

.supporter-item.highlight {
    background: #fef3c7;
    border: 1px solid #f59e0b;
}

.supporter-name {
    font-weight: 600;
    color: var(--color-heading);
}

.supporter-location {
    color: var(--color-text-light);
}

.supporter-amount {
    color: var(--color-primary);
    font-weight: 600;
}

.supporters-thanks {
    text-align: center;
    color: var(--color-primary);
    font-weight: 500;
}

/* SHARE SECTION */
.share-section {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    padding: var(--space-xl) 0;
}

.share-title {
    text-align: center;
    color: #1e40af;
    margin-bottom: 0.5rem;
}

.share-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.share-message {
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    text-align: center;
    font-size: 1.1rem;
    line-height: 1.8;
}

.share-message p.vi {
    color: var(--color-text-light);
    font-style: italic;
    font-size: 1rem;
}

.share-buttons-large {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.share-btn-large {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    color: white;
}

.share-btn-large.facebook {
    background: #1877f2;
}

.share-btn-large.zalo {
    background: #0068ff;
}

.share-btn-large.copy {
    background: #6b7280;
}

.share-btn-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

/* INFOGRAPHIC SECTION */
.infographic-section {
    background: var(--color-bg);
    padding: var(--space-xl) 0;
}

.infographic-title {
    text-align: center;
    margin-bottom: 0.5rem;
}

.infographic-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.infographic-card {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    overflow: hidden;
    border: 3px solid var(--color-primary);
}

.infographic-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    background: var(--color-primary);
    color: white;
}

.infographic-logo {
    font-weight: 700;
    font-size: 1.1rem;
}

.infographic-tag {
    background: rgba(255,255,255,0.2);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
}

.layers-visual {
    padding: var(--space-lg);
}

.layer-box {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border-radius: var(--radius-md);
    background: #f9fafb;
}

.layer-box:last-child {
    margin-bottom: 0;
}

.layer-box.layer-1 { border-left: 4px solid #ef4444; }
.layer-box.layer-2 { border-left: 4px solid #f59e0b; }
.layer-box.layer-3 { border-left: 4px solid #22c55e; }

.layer-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    color: white;
    flex-shrink: 0;
}

.layer-box.layer-1 .layer-number { background: #ef4444; }
.layer-box.layer-2 .layer-number { background: #f59e0b; }
.layer-box.layer-3 .layer-number { background: #22c55e; }

.layer-content h4 {
    color: var(--color-heading);
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.layer-method {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.layer-vi {
    color: var(--color-text-light);
    font-style: italic;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.layer-effect {
    display: inline-block;
    background: #e5e7eb;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 500;
}

.infographic-footer {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    padding: var(--space-md);
    background: #f3f4f6;
}

.result-badge, .cost-badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.result-icon, .cost-icon {
    font-size: 1.5rem;
}

.result-text {
    font-weight: 700;
    color: #22c55e;
}

.cost-text {
    font-weight: 700;
    color: #f59e0b;
}

.infographic-hint {
    text-align: center;
    color: var(--color-text-muted);
    margin-top: var(--space-md);
    font-size: 0.9rem;
}

/* ECOSYSTEM SECTION */
.ecosystem-section {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: var(--space-xl) 0;
    color: white;
}

.ecosystem-title {
    text-align: center;
    color: white;
    margin-bottom: var(--space-md);
}

.ecosystem-intro {
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    text-align: center;
    opacity: 0.9;
}

.ecosystem-intro p.vi {
    font-style: italic;
    opacity: 0.8;
}

.ecosystem-hub {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.hub-label {
    font-weight: 600;
}

.hub-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(255,255,255,0.1);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    color: #86efac;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.hub-link:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.ecosystem-sites {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.eco-site {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    color: #e2e8f0;
    text-decoration: none;
    transition: all 0.3s ease;
}

.eco-site:hover, .eco-site.active {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.3);
}

.eco-site i {
    color: #10b981;
}

/* RESPONSIVE FOR NEW SECTIONS */
@media (max-width: 768px) {
    .quick-start-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-start-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .support-grid {
        grid-template-columns: 1fr;
    }
    
    .support-goal {
        flex-direction: column;
        text-align: center;
    }
    
    .share-buttons-large {
        flex-direction: column;
        align-items: center;
    }
    
    .share-btn-large {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .infographic-footer {
        flex-direction: column;
        align-items: center;
        gap: var(--space-sm);
    }
}

@media (max-width: 480px) {
    .shareable-quote p.quote-vi {
        font-size: 1.2rem;
    }
    
    .dataset-table th,
    .dataset-table td {
        padding: var(--space-sm);
        font-size: 0.85rem;
    }
    
    .layer-box {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

/* ========================================
   UPDATE 7.1 - NEW COMPONENTS (March 2026)
   ======================================== */

/* Quick Start - First Step item */
.quick-start-item.first-step {
    border-top-color: #8b5cf6;
    background: linear-gradient(135deg, #faf5ff 0%, white 100%);
}

/* Share buttons inline */
.share-buttons-inline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    padding: var(--space-sm);
    background: rgba(255,255,255,0.5);
    border-radius: var(--radius-md);
}

.share-buttons-inline .share-label {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-weight: 500;
}

.share-btn-small {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.share-btn-small.facebook { background: #1877f2; }
.share-btn-small.zalo { background: #0068ff; }
.share-btn-small.copy { background: #6b7280; }

.share-btn-small:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Micro donation prompt */
.micro-donation-prompt {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    margin-top: var(--space-lg);
    border: 2px dashed #f59e0b;
}

.micro-donation-prompt p {
    margin-bottom: var(--space-sm);
    color: #92400e;
}

.micro-donation-prompt p.vi {
    font-style: italic;
    font-size: 0.9rem;
    color: #a16207;
}

.btn-micro-donate {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-top: var(--space-sm);
}

.btn-micro-donate:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

/* Experiment Photo Section */
.experiment-photo-section {
    background: var(--color-bg);
    padding: var(--space-xl) 0;
}

.photo-section-title {
    text-align: center;
    margin-bottom: 0.5rem;
}

.photo-section-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.experiment-photo-card {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
}

.experiment-photo {
    width: 100%;
    height: auto;
    display: block;
}

.photo-caption {
    padding: var(--space-lg);
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
}

.photo-caption h4 {
    color: var(--color-primary-dark);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.caption-details {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-md) 0;
}

.caption-details li {
    padding: var(--space-xs) 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
    font-size: 0.95rem;
}

.caption-details li:last-child {
    border-bottom: none;
}

.caption-note {
    background: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    border-left: 4px solid var(--color-primary);
}

.photo-credibility {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.photo-credibility span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.85rem;
    color: var(--color-text-light);
    background: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
}

.photo-credibility span i {
    color: var(--color-primary);
}

/* Ingredient Groups in Infographic */
.ingredient-groups {
    padding: var(--space-md);
    background: #f9fafb;
    border-top: 1px solid #e5e7eb;
}

.ingredient-groups h4 {
    font-size: 0.9rem;
    color: var(--color-heading);
    margin-bottom: var(--space-sm);
}

.ingredients-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.ingredient-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.85rem;
}

.ingredient-percent {
    background: var(--color-primary);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
    min-width: 40px;
    text-align: center;
}

.ingredient-item.free .ingredient-percent {
    background: #22c55e;
}

.ingredient-name {
    color: var(--color-text);
}

/* Supporters Table */
.supporters-table-wrapper {
    overflow-x: auto;
    margin-bottom: var(--space-lg);
}

.supporters-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.supporters-table th {
    background: var(--color-primary);
    color: white;
    padding: var(--space-md);
    text-align: left;
    font-weight: 600;
}

.supporters-table td {
    padding: var(--space-md);
    border-bottom: 1px solid #e5e7eb;
}

.supporters-table tr:hover {
    background: #f9fafb;
}

.supporters-table tr.highlight {
    background: #fef3c7;
}

.supporters-table .amount {
    font-weight: 700;
    color: var(--color-primary);
}

/* Share Targets */
.share-targets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.share-target {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.share-target i {
    font-size: 1.5rem;
    color: #3b82f6;
}

.share-target span {
    font-size: 0.95rem;
    color: var(--color-text);
}

/* Responsive for new components */
@media (max-width: 768px) {
    .share-buttons-inline {
        flex-wrap: wrap;
    }
    
    .photo-credibility {
        flex-direction: column;
        align-items: center;
    }
    
    .share-targets {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .supporters-table th,
    .supporters-table td {
        padding: var(--space-sm);
        font-size: 0.85rem;
    }
    
    .ingredient-item {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ========================================
   UPDATE 7.2 - EXPERIMENT CLARITY FOR AI
   (March 2026)
   ======================================== */

/* Experiment Dataset Summary */
.experiment-summary-section {
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfeff 100%);
    padding: var(--space-xl) var(--space-lg);
    margin-bottom: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 2px solid #bbf7d0;
}

.experiment-summary-section .container {
    max-width: 900px;
    margin: 0 auto;
}

.experiment-summary-title {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-primary);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.summary-item {
    background: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-primary);
}

.summary-item h4 {
    font-size: 0.9rem;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.summary-item p {
    font-size: 1rem;
    color: var(--color-text);
    margin: 0;
    line-height: 1.6;
}

.summary-item ul {
    margin: var(--space-xs) 0 0 var(--space-md);
    color: var(--color-text);
    font-size: 0.95rem;
}

.summary-item ul li {
    margin-bottom: var(--space-xs);
}

/* Observation Pattern Section */
.observation-pattern-section {
    background: white;
    padding: var(--space-xl) var(--space-lg);
    margin-bottom: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid #e5e7eb;
}

.observation-pattern-section .container {
    max-width: 900px;
    margin: 0 auto;
}

.pattern-title {
    font-size: 1.3rem;
    color: var(--color-heading);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.pattern-intro {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    font-style: italic;
}

.pattern-list {
    display: grid;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.pattern-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: #f9fafb;
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-accent);
}

.pattern-item i {
    color: var(--color-primary);
    margin-top: 3px;
}

.pattern-item span {
    color: var(--color-text);
    font-size: 0.95rem;
}

.pattern-conclusion {
    font-size: 0.95rem;
    color: var(--color-text-light);
    padding-top: var(--space-md);
    border-top: 1px dashed #d1d5db;
    font-style: italic;
}

/* Real-World Evidence Note */
.evidence-note-section {
    background: linear-gradient(135deg, #fefce8 0%, #fef3c7 100%);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 2px solid #fcd34d;
}

.evidence-note-section .container {
    max-width: 900px;
    margin: 0 auto;
}

.evidence-title {
    font-size: 1.1rem;
    color: #92400e;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.evidence-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.evidence-content p {
    font-size: 0.95rem;
    color: #78350f;
    margin: 0;
    line-height: 1.7;
}

.evidence-content p.disclaimer {
    font-size: 0.85rem;
    color: #92400e;
    font-style: italic;
    padding-top: var(--space-sm);
    border-top: 1px dashed #fcd34d;
}

/* Insight field styling for log entries */
.log-insight {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-left: 4px solid #3b82f6;
    padding: var(--space-sm) var(--space-md);
    margin-top: var(--space-sm);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.log-insight-label {
    font-size: 0.75rem;
    color: #1d4ed8;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.log-insight-text {
    font-size: 0.9rem;
    color: #1e40af;
    font-style: italic;
    line-height: 1.5;
}

/* Responsive for new sections */
@media (max-width: 768px) {
    .summary-grid {
        grid-template-columns: 1fr;
    }
    
    .experiment-summary-title {
        font-size: 1.2rem;
    }
    
    .pattern-item {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .experiment-summary-section,
    .observation-pattern-section,
    .evidence-note-section {
        padding: var(--space-md);
        margin: var(--space-md) 0;
    }
    
    .summary-item {
        padding: var(--space-sm);
    }
}