/* ===========================
   Reset & Base Styles
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #7c3aed;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Typography */
    --font-primary: 'Noto Sans KR', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

body {
    font-family: var(--font-primary);
    color: var(--gray-800);
    line-height: 1.6;
    background-color: var(--gray-50);
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ===========================
   Header
   =========================== */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--gray-200);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo i {
    font-size: 2rem;
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
}

.nav a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    transition: color var(--transition-base);
    position: relative;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-base);
}

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

.nav a:hover::after {
    width: 100%;
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: var(--spacing-2xl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" fill="none"/><path d="M0 50 Q 25 25, 50 50 T 100 50" stroke="rgba(255,255,255,0.1)" fill="none" stroke-width="2"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
}

.hero-description {
    font-size: 1.125rem;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* ===========================
   Section Styles
   =========================== */
.section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--gray-900);
}

/* ===========================
   Overview Section
   =========================== */
.overview-section {
    background-color: white;
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.overview-card {
    background: linear-gradient(135deg, var(--gray-50) 0%, white 100%);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
    transition: all var(--transition-base);
    text-align: center;
}

.overview-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.overview-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.overview-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--gray-900);
}

.overview-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===========================
   Necessities Section
   =========================== */
.necessities-section {
    background-color: var(--gray-50);
}

.necessities-container {
    display: grid;
    gap: var(--spacing-lg);
}

.necessity-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    border-left: 5px solid var(--primary-color);
}

.necessity-card:nth-child(2) {
    border-left-color: var(--secondary-color);
}

.necessity-card:nth-child(3) {
    border-left-color: var(--accent-color);
}

.necessity-card:nth-child(4) {
    border-left-color: var(--success-color);
}

.necessity-card:nth-child(5) {
    border-left-color: var(--warning-color);
}

.necessity-card:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-xl);
}

.necessity-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 4rem;
    font-weight: 700;
    color: var(--gray-100);
    line-height: 1;
}

.necessity-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.necessity-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
    position: relative;
    z-index: 1;
}

.necessity-card p {
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.view-cases-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.view-cases-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.view-cases-btn i {
    transition: transform var(--transition-base);
}

.view-cases-btn:hover i {
    transform: translateX(4px);
}

/* ===========================
   Cases Section
   =========================== */
.cases-section {
    background-color: white;
}

.cases-header {
    margin-bottom: var(--spacing-xl);
}

.cases-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.search-box {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.search-box input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 3rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    transition: all var(--transition-base);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--gray-300);
    background: white;
    color: var(--gray-700);
    border-radius: var(--radius-lg);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.case-card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid var(--gray-200);
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.case-card-header {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.case-category {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.case-card-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.case-company {
    font-size: 0.875rem;
    opacity: 0.9;
}

.case-card-body {
    padding: var(--spacing-lg);
}

.case-description {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.case-tag {
    background: var(--gray-100);
    color: var(--gray-700);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.case-card.hidden {
    display: none;
}

/* ===========================
   ISO 42001 Section
   =========================== */
.iso-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: var(--spacing-3xl) 0;
}

.iso-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.iso-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    backdrop-filter: blur(10px);
}

.iso-badge i {
    font-size: 1.3rem;
    color: #ffd700;
}

.iso-section .section-title {
    color: white;
}

.iso-section .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
    max-width: 800px;
    margin: 0 auto;
}

/* ISO Overview Cards */
.iso-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.iso-info-card {
    background: white;
    border-radius: 20px;
    padding: var(--spacing-xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    display: flex;
    gap: var(--spacing-lg);
}

.iso-info-icon {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.iso-info-content {
    flex: 1;
}

.iso-info-content h3 {
    color: var(--gray-900);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.iso-info-content p {
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.iso-info-list,
.iso-benefits-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.iso-info-list li {
    color: var(--gray-700);
    padding: var(--spacing-xs) 0;
    font-size: 0.95rem;
}

.iso-benefits-list li {
    color: var(--gray-700);
    padding: var(--spacing-sm) 0;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.benefit-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
}

/* ISO Requirements Grid */
.iso-requirements {
    background: white;
    border-radius: 20px;
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.iso-subtitle {
    color: var(--gray-900);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.iso-subtitle i {
    color: var(--primary-color);
}

.iso-requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.iso-req-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: var(--spacing-lg);
    border-radius: 16px;
    border-left: 5px solid var(--primary-color);
    transition: all 0.3s ease;
}

.iso-req-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.iso-req-number {
    display: inline-block;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.iso-req-card h4 {
    color: var(--gray-900);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.iso-req-card p {
    color: var(--gray-700);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

/* ISO Comparison Table */
.iso-comparison {
    background: white;
    border-radius: 20px;
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.comparison-table {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
}

.comparison-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: 0;
}

.comparison-header {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.comparison-header .comparison-cell {
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
}

.comparison-row:not(.comparison-header):nth-child(even) {
    background: var(--gray-50);
}

.comparison-cell {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--gray-800);
    border-right: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
}

.comparison-cell:last-child {
    border-right: none;
}

/* ISO Certification Process */
.iso-certification {
    background: white;
    border-radius: 20px;
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.cert-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.cert-step {
    position: relative;
}

.cert-step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.cert-step-content h4 {
    color: var(--gray-900);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.cert-step-content p {
    color: var(--gray-700);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.cert-duration {
    display: inline-block;
    background: #667eea;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* ISO Cost & Benefit */
.iso-cost-benefit {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.iso-cost,
.iso-benefit {
    background: white;
    border-radius: 20px;
    padding: var(--spacing-xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.iso-cost h4,
.iso-benefit h4 {
    color: var(--gray-900);
    font-size: 1.4rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.iso-cost h4 i {
    color: #f59e0b;
}

.iso-benefit h4 i {
    color: #10b981;
}

.iso-cost ul,
.iso-benefit ul {
    list-style: none;
    padding: 0;
}

.iso-cost li,
.iso-benefit li {
    color: var(--gray-700);
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    line-height: 1.8;
}

.iso-cost li::before,
.iso-benefit li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 1.5rem;
}

/* ISO CTA */
.iso-cta {
    background: white;
    border-radius: 20px;
    padding: var(--spacing-2xl);
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.iso-cta h3 {
    color: var(--gray-900);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.iso-cta p {
    color: var(--gray-700);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
}

.iso-cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.iso-cta-buttons .btn-primary,
.iso-cta-buttons .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* ===========================
   Framework Section
   =========================== */
.framework-section {
    background-color: var(--gray-50);
}

.framework-content {
    max-width: 1000px;
    margin: 0 auto;
}

.framework-diagram {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-xl);
}

.framework-layer {
    margin-bottom: var(--spacing-lg);
}

.layer-title {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-md);
}

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

.layer-item {
    background: var(--gray-50);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 500;
    border: 2px solid var(--gray-200);
    transition: all var(--transition-base);
}

.layer-item:hover {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
    transform: scale(1.05);
}

.framework-arrow {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin: var(--spacing-md) 0;
}

.framework-principles {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.framework-principles h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    text-align: center;
    color: var(--gray-900);
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.principle-card {
    text-align: center;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    background: var(--gray-50);
    transition: all var(--transition-base);
}

.principle-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    background: white;
}

.principle-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    font-weight: 700;
}

.principle-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--gray-900);
}

.principle-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===========================
   CTA Section
   =========================== */
.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-lg);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
}

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

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

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

/* ===========================
   Footer
   =========================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-md);
}

.footer-logo i {
    font-size: 2rem;
}

.footer-info p {
    line-height: 1.6;
}

.footer-column h4 {
    color: white;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-column a {
    display: block;
    color: var(--gray-400);
    text-decoration: none;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-base);
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-700);
}

/* ===========================
   Modal
   =========================== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background: white;
    border-radius: var(--radius-2xl);
    max-width: 800px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: sticky;
    top: var(--spacing-md);
    right: var(--spacing-md);
    float: right;
    background: var(--gray-900);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 10;
}

.modal-close:hover {
    background: var(--danger-color);
    transform: rotate(90deg);
}

#modalBody {
    padding: var(--spacing-xl);
}

.modal-header {
    margin-bottom: var(--spacing-lg);
}

.modal-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.modal-meta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.modal-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--gray-600);
}

.modal-meta-item i {
    color: var(--primary-color);
}

.modal-section {
    margin-bottom: var(--spacing-lg);
}

.modal-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.modal-section h3 i {
    color: var(--primary-color);
}

.modal-section p,
.modal-section ul {
    color: var(--gray-700);
    line-height: 1.8;
}

.modal-section ul {
    padding-left: var(--spacing-lg);
    margin-top: var(--spacing-sm);
}

.modal-section li {
    margin-bottom: var(--spacing-sm);
}

.modal-source {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
}

.modal-source h3 {
    color: var(--gray-900);
    font-size: 1.2rem;
}

.source-text {
    font-size: 0.95rem;
    color: var(--gray-700);
    font-style: italic;
    line-height: 1.6;
    margin: 0;
}

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

.impact-item {
    background: var(--gray-50);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
}

.impact-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xs);
}

.impact-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* ===========================
   AI Governance Section (Beautiful Box Design)
   =========================== */
.governance-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.governance-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" fill="none"/><circle cx="50" cy="50" r="40" fill="rgba(255,255,255,0.05)"/></svg>');
    opacity: 0.3;
}

.governance-section .container {
    position: relative;
    z-index: 1;
}

.governance-section .section-title,
.governance-section .section-subtitle {
    color: white;
}

/* Governance Flow Wrapper */
.governance-flow-wrapper {
    width: 100%;
    overflow-x: auto;
    padding-bottom: var(--spacing-xl);
}

.governance-flow-container {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0;
    padding: var(--spacing-lg) 0;
    min-width: max-content;
}

.governance-flow-second {
    margin-top: var(--spacing-lg);
}

.governance-stage {
    background: white;
    padding: var(--spacing-xl);
    border-radius: 20px;
    min-width: 240px;
    max-width: 240px;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    border: 3px solid #f0f4ff;
}

.governance-stage:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.35);
    border-color: #667eea;
}

.stage-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-radius: 14px;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.governance-stage:hover .stage-number {
    transform: rotate(360deg) scale(1.15);
}

.stage-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.stage-desc {
    font-size: 0.9rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
    font-weight: 500;
}

.stage-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
}

.stage-checklist li {
    padding: var(--spacing-xs) 0;
    color: var(--gray-700);
    font-size: 0.85rem;
    line-height: 1.6;
    transition: all 0.2s ease;
}

.stage-checklist li:hover {
    color: var(--primary-color);
    transform: translateX(3px);
}

.flow-arrow {
    font-size: 2rem;
    color: #667eea;
    font-weight: 700;
    margin: 0 var(--spacing-lg);
    flex-shrink: 0;
    opacity: 0.7;
    transition: all 0.3s ease;
}

.flow-arrow:hover {
    opacity: 1;
    transform: scale(1.2);
}

.flow-arrow-return {
    font-size: 2rem;
    color: #667eea;
}

/* Old Governance Grid - Keep for compatibility */
.governance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.governance-item {
    background: white;
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.governance-item::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.governance-item:hover::before {
    transform: scaleX(1);
}

.governance-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
}

.governance-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-radius: 16px;
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.governance-item:hover .governance-number {
    transform: rotate(360deg) scale(1.1);
}

.governance-item-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.governance-item-desc {
    font-size: 1rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.governance-item-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.governance-item-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    color: var(--gray-700);
    font-size: 0.95rem;
    line-height: 1.8;
    position: relative;
    transition: all 0.2s ease;
}

.governance-item-list li:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.governance-item-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.1rem;
}

/* Governance Process */
.governance-process {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.governance-process::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
}

.process-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--gray-900);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.process-title::after {
    content: "";
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    margin: var(--spacing-md) auto 0;
    border-radius: 2px;
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--spacing-lg);
    position: relative;
}

.process-step {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-radius: 16px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.process-step:hover {
    background: white;
    border-color: var(--primary-color);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.2);
    transform: translateY(-4px);
}

.process-step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-radius: 50%;
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.process-step:hover .process-step-number {
    transform: scale(1.15);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.process-step-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.process-step-content p {
    font-size: 0.9rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* Decorative Elements */
.governance-item:nth-child(1) .governance-number {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.governance-item:nth-child(2) .governance-number {
    background: linear-gradient(135deg, #f093fb, #f5576c);
}

.governance-item:nth-child(3) .governance-number {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
}

.governance-item:nth-child(4) .governance-number {
    background: linear-gradient(135deg, #43e97b, #38f9d7);
}

.governance-item:nth-child(5) .governance-number {
    background: linear-gradient(135deg, #fa709a, #fee140);
}

.governance-item:nth-child(6) .governance-number {
    background: linear-gradient(135deg, #30cfd0, #330867);
}

.governance-item:nth-child(7) .governance-number {
    background: linear-gradient(135deg, #a8edea, #fed6e3);
    color: var(--gray-900);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .governance-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--spacing-lg);
    }
    
    .process-timeline {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .nav {
        gap: var(--spacing-md);
    }
    
    .nav a {
        font-size: 0.875rem;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    /* Governance Flow - Mobile Responsive */
    .governance-flow-wrapper {
        overflow-x: scroll;
        -webkit-overflow-scrolling: touch;
    }
    
    .governance-flow-container {
        padding: var(--spacing-md) 0;
    }
    
    .governance-stage {
        min-width: 200px;
        max-width: 200px;
        padding: var(--spacing-lg);
    }
    
    .stage-number {
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }
    
    .stage-title {
        font-size: 1rem;
    }
    
    .stage-desc {
        font-size: 0.85rem;
    }
    
    .stage-checklist li {
        font-size: 0.8rem;
    }
    
    .flow-arrow {
        font-size: 1.5rem;
        margin: 0 var(--spacing-sm);
    }
    
    /* Old Governance Grid */
    .governance-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .governance-item {
        padding: var(--spacing-lg);
    }
    
    .governance-number {
        width: 55px;
        height: 55px;
        font-size: 1.5rem;
    }
    
    .governance-item-title {
        font-size: 1.2rem;
    }
    
    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .process-step {
        padding: var(--spacing-md);
    }
    
    .process-step-number {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
    
    .process-step-content h4 {
        font-size: 1rem;
    }
    
    .process-step-content p {
        font-size: 0.85rem;
    }
    
    .governance-process {
        padding: var(--spacing-xl);
    }
    
    .process-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .process-timeline {
        grid-template-columns: 1fr;
    }
}
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .filter-buttons {
        gap: var(--spacing-xs);
    }
    
    .filter-btn {
        font-size: 0.875rem;
        padding: 0.5rem 0.75rem;
    }
    
    /* ISO Section Responsive */
    .iso-overview {
        grid-template-columns: 1fr;
    }
    
    .iso-info-card {
        flex-direction: column;
    }
    
    .iso-requirements-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-row {
        grid-template-columns: 1fr;
    }
    
    .comparison-cell {
        border-right: none;
        border-bottom: 1px solid var(--gray-200);
    }
    
    .comparison-cell:last-child {
        border-bottom: none;
    }
    
    .cert-timeline {
        grid-template-columns: 1fr;
    }
    
    .iso-cost-benefit {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
}

/* ===========================
   Utility Classes
   =========================== */
.hidden {
    display: none !important;
}

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

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

/* ===========================
   Risk Hedging Section
   =========================== */
.risk-hedging-section {
    background-color: white;
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.risk-category-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.risk-tab {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--gray-300);
    background: white;
    color: var(--gray-700);
    border-radius: var(--radius-lg);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.risk-tab:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.risk-tab.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.risk-methods-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.risk-method-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--gray-200);
    transition: all var(--transition-base);
    cursor: pointer;
}

.risk-method-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.risk-method-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.risk-method-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.risk-method-title-group h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.risk-method-category {
    display: inline-block;
    background: var(--gray-100);
    color: var(--gray-700);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.risk-method-description {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.risk-method-methods {
    background: var(--gray-50);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.risk-method-methods h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-sm);
}

.risk-method-methods ul {
    list-style: none;
    padding: 0;
}

.risk-method-methods li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
    font-size: 0.875rem;
}

.risk-method-methods li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 700;
}

.risk-method-effect {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(124, 58, 237, 0.1));
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
}

.risk-method-effect strong {
    color: var(--primary-color);
    font-size: 0.875rem;
}

/* ===========================
   Capacity Building Section
   =========================== */
.capacity-building-section {
    background-color: var(--gray-50);
}

.roadmap-container {
    max-width: 1000px;
    margin: 0 auto var(--spacing-2xl);
}

.roadmap-timeline {
    position: relative;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    transform: translateX(-50%);
    z-index: 0;
}

.roadmap-phases {
    position: relative;
    z-index: 1;
}

.roadmap-phase {
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.roadmap-phase:nth-child(odd) .phase-content {
    margin-right: 55%;
}

.roadmap-phase:nth-child(even) .phase-content {
    margin-left: 55%;
}

.phase-marker {
    position: absolute;
    left: 50%;
    top: 20px;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background: white;
    border: 4px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    z-index: 2;
    box-shadow: var(--shadow-lg);
}

.phase-content {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--gray-200);
    transition: all var(--transition-base);
}

.phase-content:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl);
}

.phase-header {
    margin-bottom: var(--spacing-md);
}

.phase-number {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.phase-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.phase-duration {
    display: inline-block;
    background: var(--gray-100);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--gray-700);
}

.phase-objectives {
    background: var(--gray-50);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.phase-objectives h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-sm);
}

.phase-objectives ul {
    list-style: none;
    padding: 0;
}

.phase-objectives li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.phase-objectives li::before {
    content: '🎯';
    position: absolute;
    left: 0;
}

.phase-actions {
    margin-bottom: var(--spacing-md);
}

.phase-actions h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-md);
}

.action-item {
    background: var(--gray-50);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    border-left: 3px solid var(--primary-color);
}

.action-title {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.action-description {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 0.5rem;
}

.action-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.75rem;
    color: var(--gray-500);
}

.action-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.phase-deliverables {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(124, 58, 237, 0.05));
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.phase-deliverables strong {
    color: var(--primary-color);
    font-size: 0.875rem;
}

.phase-kpi {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.1));
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--success-color);
}

.phase-kpi strong {
    color: var(--success-color);
    font-size: 0.875rem;
}

.success-factors-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.success-factors,
.common-pitfalls {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.success-factors h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--success-color);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.common-pitfalls h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--warning-color);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.success-factors ul,
.common-pitfalls ul {
    list-style: none;
    padding: 0;
}

.success-factors li,
.common-pitfalls li {
    padding: var(--spacing-sm) 0;
    padding-left: 2rem;
    position: relative;
    color: var(--gray-700);
    border-bottom: 1px solid var(--gray-200);
}

.success-factors li:last-child,
.common-pitfalls li:last-child {
    border-bottom: none;
}

.success-factors li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 700;
    font-size: 1.25rem;
}

.common-pitfalls li::before {
    content: '⚠';
    position: absolute;
    left: 0;
    font-size: 1.25rem;
}

/* ===========================
   Responsive for New Sections
   =========================== */
@media (max-width: 768px) {
    .risk-methods-grid {
        grid-template-columns: 1fr;
    }
    
    .roadmap-phase:nth-child(odd) .phase-content,
    .roadmap-phase:nth-child(even) .phase-content {
        margin-left: 0;
        margin-right: 0;
        margin-top: 80px;
    }
    
    .timeline-line {
        left: 30px;
    }
    
    .phase-marker {
        left: 30px;
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .success-factors-container {
        grid-template-columns: 1fr;
    }
    
    .risk-category-tabs {
        gap: 0.5rem;
    }
    
    .risk-tab {
        font-size: 0.875rem;
        padding: 0.5rem 0.75rem;
    }
}

/* ===========================
   Self-Assessment Section
   =========================== */
.assessment-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: var(--spacing-2xl) 0;
}

.assessment-section .section-title,
.assessment-section .section-subtitle {
    color: white;
}

.assessment-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    color: var(--gray-900);
}

.assessment-info {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--gray-200);
}

.assessment-info h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.assessment-questions h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.assessment-guide {
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.score-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: 8px;
    margin-bottom: 2rem;
    font-size: 0.875rem;
    color: var(--gray-700);
}

.question-area {
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: 8px;
}

.question-area h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.question-item {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    border-left: 3px solid var(--gray-300);
}

.question-item p {
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--gray-800);
}

.radio-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.5rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    background: white;
    transition: all 0.2s;
}

.radio-group label:hover {
    border-color: var(--primary-color);
    background: #eff6ff;
}

.radio-group input[type="radio"] {
    cursor: pointer;
}

.radio-group input[type="radio"]:checked + span,
.radio-group label:has(input:checked) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.assessment-submit {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Assessment Result */
.assessment-result {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    color: var(--gray-900);
}

.result-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--gray-200);
}

.result-score {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 1rem 0;
}

.result-grade {
    display: inline-block;
    padding: 0.5rem 2rem;
    font-size: 1.5rem;
    font-weight: 600;
    border-radius: 8px;
    margin-top: 1rem;
}

.result-grade.excellent {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.result-grade.good {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.result-grade.fair {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
}

.result-grade.poor {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.result-description {
    color: var(--gray-600);
    margin-top: 1rem;
}

.result-areas {
    margin: 2rem 0;
}

.result-areas h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.area-score-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    margin-bottom: 0.75rem;
    background: var(--gray-50);
    border-radius: 8px;
}

.area-score-bar {
    flex: 1;
    height: 24px;
    background: var(--gray-200);
    border-radius: 12px;
    margin: 0 1rem;
    overflow: hidden;
}

.area-score-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.5s ease;
}

.result-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-200);
}

.result-actions button {
    flex: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .score-legend {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .radio-group {
        flex-direction: column;
    }
    
    .radio-group label {
        width: 100%;
    }
    
    .result-actions {
        flex-direction: column;
    }
}

/* ===========================
   Q&A Section (Simple Text-Based)
   =========================== */
.qna-section {
    background: var(--gray-50);
    padding: var(--spacing-2xl) 0;
}

.qna-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.qna-search-input {
    flex: 1;
    min-width: 250px;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    font-size: 1rem;
}

.qna-search-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.qna-select {
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    background: white;
    cursor: pointer;
}

.qna-btn-primary {
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.2s;
}

.qna-btn-primary:hover {
    background: var(--primary-dark);
}

.qna-btn-secondary {
    padding: 0.75rem 1.5rem;
    background: var(--gray-200);
    color: var(--gray-700);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
}

.qna-btn-secondary:hover {
    background: var(--gray-300);
}

/* List */
.qna-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.qna-item {
    background: white;
    padding: 1.5rem;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.qna-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.qna-item-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.qna-item-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-bottom: 0.75rem;
}

.qna-item-content {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 0.75rem;
}

.qna-item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.75rem;
    border-top: 1px solid var(--gray-100);
}

.qna-item-actions {
    display: flex;
    gap: 0.5rem;
}

.qna-item-actions button {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border: 1px solid var(--gray-300);
    background: white;
    border-radius: 6px;
    cursor: pointer;
    color: var(--gray-700);
}

.qna-item-actions button:hover {
    background: var(--gray-50);
}

.qna-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 12px;
}

.qna-badge.status-waiting {
    background: #fef3c7;
    color: #92400e;
}

.qna-badge.status-answered {
    background: #d1fae5;
    color: #065f46;
}

.qna-badge.category {
    background: #dbeafe;
    color: #1e40af;
}

/* Pagination */
.qna-pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.qna-pagination button {
    padding: 0.5rem 1rem;
    border: 1px solid var(--gray-300);
    background: white;
    border-radius: 6px;
    cursor: pointer;
}

.qna-pagination button:hover:not(:disabled) {
    background: var(--gray-50);
}

.qna-pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.qna-pagination button.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Form */
.form-row {
    margin-bottom: 1.5rem;
}

.form-row label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-row input,
.form-row select,
.form-row textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 1rem;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-row textarea {
    resize: vertical;
    font-family: inherit;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
}

/* Detail */
.qna-detail-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--gray-200);
}

.qna-detail-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.qna-detail-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--gray-500);
}

.qna-detail-content {
    background: var(--gray-50);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.qna-detail-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.qna-detail-content p {
    color: var(--gray-700);
    line-height: 1.8;
    white-space: pre-wrap;
}

.qna-detail-answer {
    background: #eff6ff;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.qna-detail-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
}

/* Empty */
.qna-empty {
    text-align: center;
    padding: 3rem;
    color: var(--gray-500);
}

/* Responsive */
@media (max-width: 768px) {
    .qna-controls {
        flex-direction: column;
    }
    
    .qna-search-input {
        width: 100%;
    }
    
    .qna-item-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions button {
        width: 100%;
    }
}