:root {
    --bg-dark: #050608;
    --bg-card: rgba(255, 255, 255, 0.03);
    --border-glass: rgba(255, 255, 255, 0.1);
    --primary: #0ea5e9;
    --primary-glow: rgba(14, 165, 233, 0.4);
    --accent: #8b5cf6;
    --accent-glow: rgba(139, 92, 246, 0.4);
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --companion: #f472b6;
    --companion-glow: rgba(244, 114, 182, 0.4);
    --text-main: #e8eaed;
    --text-muted: #9aa0a6;
    --font-outfit: 'Outfit', sans-serif;
}

* { box-sizing: border-box; }

/* Override Bootstrap .text-muted for dark theme */
.text-muted {
    color: var(--text-muted) !important;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    margin: 0;
}

h1, h2, h3, h4, h5, .navbar-brand {
    font-family: var(--font-outfit);
}

/* 3D Canvas Background */
#canvas-container {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* Glass Navigation */
.glass-nav {
    background: rgba(5, 6, 8, 0.7);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-glass);
    padding: 1rem 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
    letter-spacing: -1px;
}

.brand-accent { color: var(--primary); }

.nav-link {
    color: var(--text-muted) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
    font-size: 0.9rem;
}

.nav-link:hover { color: white !important; }

/* Language Toggle */
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    padding: 0.25rem;
}

.lang-btn {
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
    padding-bottom: 60px;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
}

.text-gradient-companion {
    background: linear-gradient(135deg, var(--companion), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: #d1d5db;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.btn-main {
    background: var(--primary);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 0 20px var(--primary-glow);
    border: none;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--primary-glow);
    color: white;
}

.btn-outline-glow {
    border: 1px solid rgba(14, 165, 233, 0.5);
    color: var(--primary);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-outline-glow:hover {
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
    transform: translateY(-2px);
}

/* Stats */
.stat-box { text-align: center; }
.stat-number {
    font-family: var(--font-outfit);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Hero Architecture Visual */
.hero-arch-visual {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.arch-layer {
    padding: 0.6rem 1.2rem;
    border-radius: 10px;
    border: 1px solid;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.layer-tag {
    font-weight: 700;
    color: var(--primary);
    margin-right: 0.5rem;
}

.floating {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Section Base */
.section { position: relative; }

.bg-dim { background: rgba(255, 255, 255, 0.01); }

.section-tag {
    display: inline-block;
    padding: 0.3rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.section-tag-primary {
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
    border: 1px solid rgba(14, 165, 233, 0.2);
}

.section-tag-accent {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent);
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.section-tag-companion {
    background: rgba(244, 114, 182, 0.1);
    color: var(--companion);
    border: 1px solid rgba(244, 114, 182, 0.2);
}

.section-tag-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Glass Card */
.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

/* Icon Boxes */
.icon-box, .icon-box-lg {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem;
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
    border: 1px solid rgba(14, 165, 233, 0.15);
}

.icon-box-lg {
    width: 56px; height: 56px;
    font-size: 1.5rem;
}

.icon-box-accent {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent);
    border: 1px solid rgba(139, 92, 246, 0.15);
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem;
}

.icon-box-companion {
    background: rgba(244, 114, 182, 0.1);
    color: var(--companion);
    border: 1px solid rgba(244, 114, 182, 0.15);
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem;
}

.icon-box-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.15);
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem;
}

.icon-box-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.15);
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem;
}

/* Feature Tags */
.feature-tag {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
    border: 1px solid rgba(14, 165, 233, 0.2);
    margin: 0.15rem;
}

.feature-tag-pink {
    background: rgba(244, 114, 182, 0.1);
    color: var(--companion);
    border-color: rgba(244, 114, 182, 0.2);
}

.feature-tag-purple {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent);
    border-color: rgba(139, 92, 246, 0.2);
}

/* Glow Backgrounds */
.glow-bg {
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--primary-glow), transparent 70%);
    top: 10%; right: -200px;
    opacity: 0.15;
    pointer-events: none;
}

.glow-bg-accent {
    background: radial-gradient(circle, var(--accent-glow), transparent 70%);
    top: 20%; left: -200px;
}

.glow-bg-companion {
    background: radial-gradient(circle, var(--companion-glow), transparent 70%);
    top: 10%; right: -200px;
}

/* Architecture Diagram */
.arch-diagram {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.arch-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 1.2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    transition: all 0.3s ease;
    flex-wrap: wrap;
}

.arch-row:hover {
    border-color: rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.04);
}

.arch-label {
    font-weight: 800;
    font-size: 0.85rem;
    color: var(--primary);
    min-width: 32px;
    font-family: var(--font-outfit);
}

.arch-name {
    font-weight: 600;
    font-size: 0.9rem;
    min-width: 200px;
    color: var(--text-main);
}

.arch-items {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    flex: 1;
}

.arch-item {
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.02);
}

/* Core Modules */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
}

.module-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.module-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.module-card .card-icon {
    margin-bottom: 1rem;
}

.module-card h4 {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.module-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.module-kpi {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-glass);
}

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

.kpi-value {
    display: block;
    font-size: 1.4rem;
    font-weight: 700;
    font-family: var(--font-outfit);
}

.kpi-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 0.2rem;
}

/* Microservices Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 14px;
    padding: 1.2rem;
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.service-card-gateway {
    grid-column: 1 / -1;
    background: rgba(14, 165, 233, 0.03);
    border-color: rgba(14, 165, 233, 0.15);
}

.svc-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.svc-icon {
    font-size: 1.3rem;
    color: var(--primary);
}

.svc-header h5 {
    margin: 0;
    font-size: 1rem;
}

.svc-tech {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.svc-status {
    margin-left: auto;
    padding: 0.2rem 0.6rem;
    border-radius: 50px;
    font-size: 0.68rem;
    font-weight: 700;
}

.status-done {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.svc-port {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: monospace;
    margin-top: 0.5rem;
}

/* AI Models */
.ai-models-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.ai-model-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.ai-model-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.ai-model-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.ai-model-algo {
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 0.75rem;
    padding: 0.3rem 0.8rem;
    background: rgba(139, 92, 246, 0.08);
    border-radius: 6px;
    display: inline-block;
}

/* Pipeline / Workflow */
.pipeline-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.pipeline-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

.pipeline-steps::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), var(--accent), var(--companion));
}

.pipeline-step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1rem 0;
    position: relative;
}

.step-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-dark);
    border: 2px solid var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-family: var(--font-outfit);
    font-size: 1rem;
    color: var(--primary);
    flex-shrink: 0;
    z-index: 1;
}

.step-content h5 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

.step-content p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
}

/* Domain Grid */
.domain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.domain-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 14px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.domain-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.domain-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

/* Security */
.security-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.security-badge {
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
}

.badge-privacy {
    background: rgba(14, 165, 233, 0.08);
    border-color: rgba(14, 165, 233, 0.2);
    color: var(--primary);
}

.badge-encrypt {
    background: rgba(139, 92, 246, 0.08);
    border-color: rgba(139, 92, 246, 0.2);
    color: var(--accent);
}

.badge-tls {
    background: rgba(16, 185, 129, 0.08);
    border-color: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.badge-local {
    background: rgba(245, 158, 11, 0.08);
    border-color: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.purdue-level {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 1.2rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 10px;
    border-left: 3px solid;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.purdue-label {
    font-weight: 700;
    font-family: var(--font-outfit);
    min-width: 60px;
    font-size: 0.85rem;
}

/* ROI */
.roi-table-wrapper {
    overflow-x: auto;
    max-width: 900px;
    margin: 0 auto;
}

.roi-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 14px;
    overflow: hidden;
}

.roi-table thead th {
    background: rgba(14, 165, 233, 0.08);
    padding: 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    border-bottom: 1px solid var(--border-glass);
    text-align: center;
}

.roi-table tbody td {
    padding: 0.8rem 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    text-align: center;
}

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

.roi-table tbody td:first-child {
    text-align: left;
    color: var(--text-main);
    font-weight: 500;
}

.roi-improve {
    color: var(--success) !important;
    font-weight: 700 !important;
}

.roi-big-number {
    font-family: var(--font-outfit);
    font-size: 2.2rem;
    font-weight: 800;
}

.roi-unit {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Roadmap */
.roadmap-timeline {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.roadmap-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.rm-phase {
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 700;
    color: white;
    white-space: nowrap;
    min-width: 80px;
    text-align: center;
    flex-shrink: 0;
}

.rm-content {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 14px;
    padding: 1.2rem;
    flex: 1;
    transition: all 0.3s ease;
}

.rm-content:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.rm-content h5 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

.rm-duration {
    font-size: 0.75rem;
    color: var(--primary);
    font-weight: 600;
}

/* Tech Grid */
.tech-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.tech-item {
    padding: 0.5rem 1.2rem;
    border-radius: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.tech-item:hover {
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.tech-item i {
    font-size: 1.1rem;
}

.text-primary-custom { color: var(--primary) !important; }
.text-accent { color: var(--accent) !important; }
.text-companion { color: var(--companion) !important; }
.text-success-custom { color: var(--success) !important; }

/* Footer */
.footer {
    border-top: 1px solid var(--border-glass);
    background: rgba(0, 0, 0, 0.3);
}

.footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Fade-in Animation — content always visible, animation is enhancement only */
.fade-in {
    transition: opacity 0.8s ease, transform 0.8s ease;
}

/* Card Click Hint + Hidden Detail Source */
.module-card,
.service-card,
.ai-model-card,
.domain-card {
    cursor: pointer;
    position: relative;
}

.card-detail {
    display: none;
}

/* ==================== Card Detail Modal ==================== */
.card-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 1.5rem;
}

.card-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.card-modal {
    background: linear-gradient(145deg, rgba(15, 17, 22, 0.97), rgba(10, 12, 16, 0.97));
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    max-width: 680px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 2rem;
    position: relative;
    transform: translateY(30px) scale(0.96);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
}

.card-modal-overlay.active .card-modal {
    transform: translateY(0) scale(1);
}

.card-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.85rem;
    z-index: 1;
}

.card-modal-close:hover {
    background: rgba(255, 255, 255, 0.12);
    color: white;
}

.card-modal-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    padding-right: 2.5rem;
    border-bottom: 1px solid var(--border-glass);
}

.card-modal-header .module-kpi {
    margin-top: 1rem;
}

.card-modal-header .svc-header {
    margin-bottom: 0.5rem;
}

.card-modal-body .detail-subtitle {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
    margin-top: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-modal-body .detail-subtitle:first-child {
    margin-top: 0;
}

.card-modal-body ul {
    list-style: none;
    padding: 0;
    margin: 0 0 0.5rem 0;
}

.card-modal-body ul li {
    font-size: 0.88rem;
    color: var(--text-muted);
    padding: 0.3rem 0;
    padding-left: 1.2rem;
    position: relative;
    line-height: 1.6;
}

.card-modal-body ul li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.card-modal-body .detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.75rem;
}

.card-modal::-webkit-scrollbar {
    width: 6px;
}

.card-modal::-webkit-scrollbar-track {
    background: transparent;
}

.card-modal::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.card-modal::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Responsive */
@media (max-width: 992px) {
    .hero-title { font-size: 2.5rem; }
    .section-title { font-size: 2rem; }
    .stat-number { font-size: 1.5rem; }
    .arch-name { min-width: auto; }
    .modules-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .ai-models-wrapper { grid-template-columns: 1fr; }
    .domain-grid { grid-template-columns: 1fr; }
}

@media (max-width: 576px) {
    .hero-title { font-size: 1.8rem; }
    .section-title { font-size: 1.5rem; }
    .arch-row { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
    .roadmap-item { flex-direction: column; gap: 0.5rem; }
    .card-modal { padding: 1.25rem; max-height: 90vh; border-radius: 16px; }
    .card-modal-overlay { padding: 0.75rem; }
}