/* ==========================================================================
   MATANIA - Styles Principaux
   Design: Flat Design Moderne, Material, Coloré et Professionnel
   ========================================================================== */

/* --------------------------------------------------------------------------
   Variables CSS - Palette de couleurs et design tokens
   -------------------------------------------------------------------------- */
:root {
    /* Couleurs primaires */
    --primary: #2563EB;
    --primary-dark: #1D4ED8;
    --primary-light: #3B82F6;
    --primary-bg: rgba(37, 99, 235, 0.08);
    
    /* Couleurs d'accent */
    --accent-teal: #14B8A6;
    --accent-teal-light: #5EEAD4;
    --accent-coral: #F97316;
    --accent-coral-light: #FB923C;
    --accent-gold: #EAB308;
    --accent-purple: #8B5CF6;
    
    /* Couleurs neutres */
    --text: #1E293B;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;
    
    /* Arrière-plans */
    --bg: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-tertiary: #F1F5F9;
    --bg-card: #FFFFFF;
    
    /* Bordures */
    --border: #E2E8F0;
    --border-light: #F1F5F9;
    
    /* Ombres (légères pour flat design) */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    
    /* Typographie */
    --font-primary: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Espacements */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border radius */
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Container */
    --container-max: 1280px;
    --container-padding: 1.5rem;
}

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

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

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* --------------------------------------------------------------------------
   Loader
   -------------------------------------------------------------------------- */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.loader-logo {
    color: var(--primary);
    animation: pulse 2s infinite;
}

.loader-circle {
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    animation: loader-circle 2s ease-in-out infinite;
}

.loader-m {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    animation: loader-m 2s ease-in-out infinite;
}

@keyframes loader-circle {
    0% { stroke-dashoffset: 283; }
    50% { stroke-dashoffset: 0; }
    100% { stroke-dashoffset: -283; }
}

@keyframes loader-m {
    0%, 30% { stroke-dashoffset: 200; }
    60%, 100% { stroke-dashoffset: 0; }
}

.loader-text {
    margin-top: var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    border-bottom-color: var(--border);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-md) var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text);
}

.nav-logo svg {
    transition: transform var(--transition);
}

.nav-logo:hover svg {
    transform: scale(1.1);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition);
    position: relative;
}

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

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

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

.nav-cta {
    background: var(--primary);
    color: white !important;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--primary-dark);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    z-index: 1001;
    position: relative;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: var(--transition);
    transform-origin: center;
}

/* Hamburger animation when active */
.nav-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    padding: var(--space-2xl);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 30% 20%, rgba(37, 99, 235, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(20, 184, 166, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.mobile-links {
    list-style: none;
    text-align: center;
    position: relative;
    z-index: 1;
}

.mobile-links li {
    margin: var(--space-lg) 0;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition);
}

.mobile-menu.active .mobile-links li {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu.active .mobile-links li:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-links li:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.active .mobile-links li:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.active .mobile-links li:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu.active .mobile-links li:nth-child(5) { transition-delay: 0.3s; }
.mobile-menu.active .mobile-links li:nth-child(6) { transition-delay: 0.35s; }

.mobile-links a {
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text);
    transition: color var(--transition);
    display: inline-block;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius);
}

.mobile-links a:hover,
.mobile-links a:active {
    color: var(--primary);
    background: var(--primary-bg);
}

/* Mobile Menu CTA Button */
.mobile-links li:last-child a {
    background: var(--primary);
    color: white;
    margin-top: var(--space-md);
}

.mobile-links li:last-child a:hover,
.mobile-links li:last-child a:active {
    background: var(--primary-dark);
    color: white;
}

@media (max-width: 900px) {
    .nav-links {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 100px var(--container-padding) var(--space-4xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-gradient {
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse at 70% 30%, rgba(37, 99, 235, 0.08) 0%, transparent 60%);
}

.hero-content {
    max-width: var(--container-max);
    margin: 0 auto;
    width: 100%;
    padding-right: 40%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--primary-bg);
    color: var(--primary);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-xl);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-xl);
}

.title-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-teal) 50%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-sub {
    font-size: 0.4em;
    font-weight: 400;
    color: var(--text-secondary);
    display: block;
    margin-top: var(--space-sm);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin-bottom: var(--space-3xl);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-unit {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border);
}

.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 35%;
    aspect-ratio: 1;
}

.neural-network {
    width: 100%;
    height: 100%;
    position: relative;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    animation: float 3s ease-in-out infinite;
}

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

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 2px;
    position: absolute;
    left: 50%;
    top: 8px;
    transform: translateX(-50%);
    animation: scroll-wheel 2s infinite;
}

@keyframes scroll-wheel {
    0%, 100% { opacity: 1; top: 8px; }
    50% { opacity: 0.3; top: 20px; }
}

@media (max-width: 1024px) {
    .hero-content {
        padding-right: 0;
        text-align: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        position: relative;
        width: 80%;
        max-width: 400px;
        margin: var(--space-3xl) auto 0;
        right: auto;
        top: auto;
        transform: none;
    }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
}

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

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

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text);
    border: 1px solid var(--border);
}

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

/* --------------------------------------------------------------------------
   Tooltips
   -------------------------------------------------------------------------- */
.tooltip {
    position: relative;
    color: var(--primary);
    cursor: help;
    border-bottom: 1px dashed var(--primary);
    transition: color var(--transition);
}

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

.tooltip::before,
.tooltip::after {
    position: absolute;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    z-index: 100;
    pointer-events: none;
}

.tooltip::before {
    content: attr(data-tooltip);
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    padding: var(--space-sm) var(--space-md);
    background: var(--text);
    color: white;
    font-size: 0.8rem;
    font-weight: 400;
    line-height: 1.4;
    border-radius: var(--radius-sm);
    white-space: normal;
    width: max-content;
    max-width: 280px;
    text-align: left;
}

.tooltip::after {
    content: '';
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    border: 6px solid transparent;
    border-top-color: var(--text);
}

.tooltip:hover::before,
.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
}

.tooltip:hover::before {
    transform: translateX(-50%) translateY(-6px);
}

.tooltip:hover::after {
    transform: translateX(-50%) translateY(0);
}

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
.section {
    padding: var(--space-4xl) var(--container-padding);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-3xl);
}

.section-tag {
    display: inline-block;
    background: var(--primary-bg);
    color: var(--primary);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-lg);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text);
    margin-bottom: var(--space-lg);
    line-height: 1.2;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Introduction Section
   -------------------------------------------------------------------------- */
.section-intro {
    background: var(--bg-secondary);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-4xl);
}

.intro-card {
    background: var(--bg-card);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.intro-icon {
    margin-bottom: var(--space-lg);
}

.intro-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--text);
}

.intro-card p {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.intro-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.highlight-card {
    background: var(--bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: row;
    gap: var(--space-lg);
    align-items: flex-start;
    transition: all var(--transition);
}

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

.highlight-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: color-mix(in srgb, var(--accent, var(--primary)) 10%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--accent, var(--primary));
}

.highlight-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.highlight-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin: 0;
}

.highlight-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 900px) {
    .intro-grid {
        grid-template-columns: 1fr;
    }
}

/* Comparison Section */
.comparison-section {
    margin-top: var(--space-3xl);
}

.comparison-title {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-2xl);
    color: var(--text);
}

.comparison-grid {
    display: flex;
    align-items: stretch;
    gap: var(--space-xl);
    justify-content: center;
}

.comparison-card {
    flex: 1;
    max-width: 360px;
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 2px solid var(--border);
}

.comparison-old {
    opacity: 0.7;
}

.comparison-new {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-bg);
}

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

.comparison-header h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

.comparison-list {
    list-style: none;
}

.comparison-list li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    color: var(--text-secondary);
}

.icon-x {
    color: var(--accent-coral);
    font-weight: bold;
}

.icon-check {
    color: var(--accent-teal);
    font-weight: bold;
}

.comparison-vs {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .comparison-grid {
        flex-direction: column;
        align-items: center;
    }
    
    .comparison-vs {
        transform: rotate(90deg);
    }
}

/* --------------------------------------------------------------------------
   Architecture Section
   -------------------------------------------------------------------------- */
.orchestration-diagram {
    margin-bottom: var(--space-4xl);
}

.diagram-container {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    aspect-ratio: 1;
}

.diagram-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.orchestrator-node {
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    position: relative;
    backdrop-filter: blur(4px);
}

.orchestrator-node span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
}

.node-pulse {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid var(--primary);
    border-radius: 50%;
    animation: node-pulse 2s infinite;
}

@keyframes node-pulse {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

.diagram-agents {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.agent-node {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 90px;
    height: 90px;
    transform-origin: center center;
    transform: 
        translate(-50%, -50%)
        rotate(var(--angle))
        translateY(-180px)
        rotate(calc(-1 * var(--angle)));
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    cursor: pointer;
    transition: all var(--transition);
}

.agent-node:hover {
    border-color: var(--primary);
    transform: 
        translate(-50%, -50%)
        rotate(var(--angle))
        translateY(-180px)
        rotate(calc(-1 * var(--angle)))
        scale(1.1);
    z-index: 20;
}

.agent-icon {
    width: 36px;
    height: 36px;
    background: var(--primary-bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.agent-node span {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.agent-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text);
    color: white;
    padding: var(--space-md);
    border-radius: var(--radius);
    width: 200px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    margin-bottom: var(--space-sm);
    z-index: 100;
}

.agent-tooltip strong {
    display: block;
    margin-bottom: var(--space-xs);
    font-size: 0.875rem;
}

.agent-tooltip p {
    font-size: 0.75rem;
    line-height: 1.4;
    opacity: 0.9;
}

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

.diagram-connections {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

@media (max-width: 600px) {
    .diagram-container {
        max-width: 320px;
    }
    
    .agent-node {
        width: 60px;
        height: 60px;
        transform: 
            translate(-50%, -50%)
            rotate(var(--angle))
            translateY(-100px)
            rotate(calc(-1 * var(--angle)));
    }
    
    .agent-node span {
        display: none;
    }
    
    .orchestrator-node {
        width: 80px;
        height: 80px;
    }
}

/* Architecture Details */
.architecture-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-4xl);
}

.arch-card {
    background: var(--bg-secondary);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.arch-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-bg);
    line-height: 1;
    margin-bottom: var(--space-md);
}

.arch-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.arch-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.arch-visual {
    margin-top: var(--space-lg);
}

/* Reasoning Loop */
.reasoning-loop {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.loop-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md);
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 2px solid var(--border);
    min-width: 80px;
    transition: all var(--transition);
}

.loop-step.active {
    border-color: var(--primary);
    background: var(--primary-bg);
}

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

.step-label {
    font-size: 0.75rem;
    font-weight: 500;
}

.loop-arrow {
    color: var(--primary);
    font-weight: bold;
    font-size: 1.25rem;
}

.loop-return {
    position: absolute;
    bottom: -20px;
    right: 20px;
}

/* Thought Chain */
.thought-chain {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    overflow-x: auto;
    padding: var(--space-md) 0;
}

.thought-node {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
}

.thought-node.final {
    background: var(--accent-teal);
    border-color: var(--accent-teal);
    color: white;
}

.thought-connector {
    width: 20px;
    height: 2px;
    background: var(--primary);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .architecture-details {
        grid-template-columns: 1fr;
    }
}

/* RAG Section */
.rag-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    background: var(--bg-secondary);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    align-items: center;
}

.rag-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.rag-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.rag-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.rag-feature {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--bg-card);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.rag-diagram {
    display: flex;
    justify-content: center;
}

.rag-svg {
    max-width: 100%;
    height: auto;
}

@media (max-width: 768px) {
    .rag-section {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Capacités Section
   -------------------------------------------------------------------------- */
.section-capacites {
    background: var(--bg);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-4xl);
}

.capability-card {
    background: var(--bg-card);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    position: relative;
    transition: all var(--transition);
}

.capability-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.capability-icon {
    margin-bottom: var(--space-lg);
}

.capability-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.capability-card > p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.capability-expand {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 32px;
    height: 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition);
}

.capability-expand:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.capability-card.expanded .capability-expand svg {
    transform: rotate(45deg);
}

.capability-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.capability-card.expanded .capability-details {
    max-height: 500px;
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border);
}

.capability-details h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.capability-details ul {
    list-style: none;
}

.capability-details li {
    padding: var(--space-xs) 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.capability-details li::before {
    content: '•';
    color: var(--primary);
}

.example-box {
    background: var(--bg-secondary);
    padding: var(--space-md);
    border-radius: var(--radius);
    border-left: 3px solid var(--primary);
}

.example-prompt {
    font-style: italic;
    color: var(--text);
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
}

.example-response {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.tools-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tool-tag {
    background: var(--primary-bg);
    color: var(--primary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

@media (max-width: 1024px) {
    .capabilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .capabilities-grid {
        grid-template-columns: 1fr;
    }
}

/* Metrics Section */
.metrics-section {
    background: var(--bg-secondary);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
}

.metrics-title {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-2xl);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.metric-card {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius);
}

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

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.metric-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-sm);
}

.metric-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent-teal));
    border-radius: var(--radius-full);
    width: 0;
    animation: fill-bar 1.5s ease-out forwards;
    animation-play-state: paused;
}

.animate-on-scroll.visible .metric-fill {
    animation-play-state: running;
}

@keyframes fill-bar {
    to { width: var(--percentage); }
}

.metric-note {
    font-size: 0.75rem;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .metrics-grid {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Souveraineté Section
   -------------------------------------------------------------------------- */
.section-souverainete {
    background: var(--bg-secondary);
}

.sovereignty-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-4xl);
    align-items: center;
}

.sovereignty-map {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Data Network Visual - Abstract representation */
.data-network-visual {
    position: relative;
    width: 320px;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.network-center {
    position: relative;
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.server-icon {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-md);
}

.network-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    background: var(--bg-card);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
}

.network-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    opacity: 0;
    animation: network-pulse 3s ease-out infinite;
}

.network-pulse.delay-1 {
    animation-delay: 1.5s;
}

@keyframes network-pulse {
    0% { width: 100px; height: 100px; opacity: 0.6; }
    100% { width: 280px; height: 280px; opacity: 0; }
}

/* Orbits */
.orbit {
    position: absolute;
    border: 1px dashed var(--border);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

.orbit-1 {
    width: 180px;
    height: 180px;
    animation: orbit-rotate 20s linear infinite;
}

.orbit-2 {
    width: 240px;
    height: 240px;
    animation: orbit-rotate 30s linear infinite reverse;
}

.orbit-3 {
    width: 300px;
    height: 300px;
    animation: orbit-rotate 25s linear infinite;
}

@keyframes orbit-rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.orbit-node {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    background: var(--bg-card);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    box-shadow: var(--shadow-sm);
    animation: counter-rotate 20s linear infinite;
}

.orbit-1 .orbit-node { animation-duration: 20s; }
.orbit-2 .orbit-node { animation-duration: 30s; animation-direction: reverse; }
.orbit-3 .orbit-node { animation-duration: 25s; }

.orbit-node.node-opposite {
    top: 100%;
}

@keyframes counter-rotate {
    from { transform: translateX(-50%) translateY(-50%) rotate(0deg); }
    to { transform: translateX(-50%) translateY(-50%) rotate(-360deg); }
}

.node-icon {
    font-size: 1.25rem;
}

.orbit-node span {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Sovereignty Badge */
.sovereignty-badge {
    position: absolute;
    bottom: 10px;
    right: 10px;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(20, 184, 166, 0.1);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    border: 1px solid var(--accent-teal);
}

.sovereignty-badge span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-teal);
}

/* Responsive */
@media (max-width: 480px) {
    .data-network-visual {
        width: 260px;
        height: 260px;
    }
    
    .orbit-1 { width: 140px; height: 140px; }
    .orbit-2 { width: 190px; height: 190px; }
    .orbit-3 { width: 240px; height: 240px; }
    
    .orbit-node span {
        display: none;
    }
}

.sovereignty-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.sov-card {
    background: var(--bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: row;
    gap: var(--space-lg);
    align-items: flex-start;
    transition: all var(--transition);
}

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

.sov-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sov-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.sov-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.sov-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 900px) {
    .sovereignty-grid {
        grid-template-columns: 1fr;
    }
}

/* Why Matters */
.why-matters {
    margin-bottom: var(--space-3xl);
}

.why-matters h3 {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-2xl);
}

.matters-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.matter-card {
    text-align: center;
    padding: var(--space-lg);
}

.matter-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-bg);
    margin-bottom: var(--space-md);
}

.matter-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.matter-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

@media (max-width: 900px) {
    .matters-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .matters-grid {
        grid-template-columns: 1fr;
    }
}

/* Sovereignty Quote */
.sovereignty-quote {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-teal) 100%);
    color: white;
    padding: var(--space-3xl);
    border-radius: var(--radius-xl);
    text-align: center;
}

.sovereignty-quote p {
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.sovereignty-quote cite {
    font-style: normal;
    opacity: 0.9;
}

/* --------------------------------------------------------------------------
   Applications Section
   -------------------------------------------------------------------------- */
.applications-tabs {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.tabs-nav {
    display: flex;
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-btn {
    flex: 1;
    min-width: 140px;
    padding: var(--space-lg);
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    font-family: var(--font-primary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition);
    position: relative;
}

.tab-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.tab-btn:hover {
    color: var(--primary);
    background: var(--primary-bg);
}

.tab-btn.active {
    color: var(--primary);
}

.tab-btn.active::after {
    transform: scaleX(1);
}

.tabs-content {
    padding: var(--space-2xl);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.panel-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

.panel-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.panel-info > p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.use-cases {
    list-style: none;
}

.use-cases li {
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border);
}

.use-cases li:last-child {
    border-bottom: none;
}

.use-cases strong {
    display: block;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

.use-cases p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.panel-visual {
    background: var(--bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

/* Demo Chat */
.demo-chat {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.chat-message {
    padding: var(--space-md);
    border-radius: var(--radius);
    max-width: 90%;
}

.chat-message.user {
    background: var(--primary);
    color: white;
    margin-left: auto;
    border-bottom-right-radius: 4px;
}

.chat-message.assistant {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-bottom-left-radius: 4px;
}

.chat-message p {
    font-size: 0.9rem;
    line-height: 1.5;
}

.chat-message ol {
    margin: var(--space-sm) 0 var(--space-sm) var(--space-lg);
    font-size: 0.9rem;
}

/* Health Stats */
.health-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.health-stat {
    text-align: center;
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius);
}

.health-stat .stat-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: var(--space-sm);
}

.health-stat .stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    display: block;
}

.health-stat .stat-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Education Demo */
.education-demo {
    display: flex;
    justify-content: center;
}

.lesson-card {
    background: var(--bg-secondary);
    padding: var(--space-lg);
    border-radius: var(--radius);
    text-align: center;
    width: 100%;
}

.lesson-subject {
    font-size: 0.75rem;
    color: var(--primary);
    font-weight: 500;
}

.lesson-card h4 {
    font-size: 1.25rem;
    margin: var(--space-sm) 0 var(--space-md);
}

.progress-bar {
    height: 8px;
    background: var(--border);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-sm);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent-teal));
    border-radius: var(--radius-full);
}

.progress-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ROI Calculator */
.roi-calculator h4 {
    font-size: 1rem;
    margin-bottom: var(--space-lg);
    text-align: center;
}

.roi-metric {
    display: flex;
    justify-content: space-between;
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
}

.roi-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.roi-value {
    font-weight: 700;
    color: var(--accent-teal);
}

/* Legal Demo */
.legal-demo {
    display: flex;
    justify-content: center;
}

.law-reference {
    background: var(--bg-secondary);
    padding: var(--space-lg);
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
}

.law-badge {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.law-reference p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.law-article {
    font-size: 0.75rem;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .panel-content {
        grid-template-columns: 1fr;
    }
    
    .health-stats {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Philosophy Section
   -------------------------------------------------------------------------- */
.section-philosophy {
    background: var(--bg);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.philosophy-card {
    background: var(--bg-secondary);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.phil-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: var(--space-md);
}

.philosophy-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.philosophy-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.phil-quote {
    background: var(--bg-card);
    padding: var(--space-md);
    border-radius: var(--radius);
    border-left: 3px solid var(--primary);
}

.phil-quote blockquote {
    font-style: italic;
    font-size: 0.9rem;
    color: var(--text);
    margin-bottom: var(--space-xs);
}

.phil-quote cite {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.agent-flow {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.agent-step {
    background: var(--primary-bg);
    color: var(--primary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.agent-arrow {
    color: var(--text-muted);
}

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

.pass-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.pass-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-teal);
    border-radius: 50%;
}

.dijkstra-quote {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.dijkstra-quote blockquote {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    padding: var(--space-3xl);
    border-radius: var(--radius-xl);
}

.dijkstra-quote p {
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: var(--space-md);
}

.dijkstra-quote cite {
    font-style: normal;
    color: var(--text-secondary);
}

@media (max-width: 900px) {
    .philosophy-grid {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.section-contact {
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.info-card {
    background: var(--bg-card);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    margin-bottom: var(--space-xl);
}

.info-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.info-card > p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--text-secondary);
}

.contact-item a {
    color: var(--primary);
    text-decoration: none;
}

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

.cta-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.cta-card {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all var(--transition);
}

.cta-card:hover {
    border-color: var(--primary);
}

.cta-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.cta-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.cta-card-link {
    text-decoration: none;
    display: block;
    cursor: pointer;
}

.cta-card-link:hover {
    border-color: var(--accent-teal);
    background: linear-gradient(135deg, rgba(45, 212, 191, 0.05), rgba(59, 130, 246, 0.05));
}

.cta-card-link h4,
.cta-card-link p {
    color: inherit;
}

.cta-card-link:hover h4 {
    color: var(--accent-teal);
}

.section-cta {
    text-align: center;
    margin-top: var(--space-3xl);
    padding-top: var(--space-2xl);
}

.cta-inline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    padding: var(--space-md) var(--space-2xl);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.cta-inline:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: var(--bg-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* Contact Form */
.contact-form-container {
    background: var(--bg-card);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

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

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--space-md);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--text);
    background: var(--bg);
    transition: all var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    position: relative;
    overflow: hidden;
}

.btn-text,
.btn-loading,
.btn-success {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    transition: all var(--transition);
}

.btn-loading,
.btn-success {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
}

.btn-submit.loading .btn-text {
    opacity: 0;
}

.btn-submit.loading .btn-loading {
    opacity: 1;
}

.btn-submit.success .btn-text {
    opacity: 0;
}

.btn-submit.success .btn-loading {
    opacity: 0;
}

.btn-submit.success .btn-success {
    opacity: 1;
}

.btn-submit.success {
    background: var(--accent-teal);
}

.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.form-message {
    text-align: center;
    padding: var(--space-md);
    border-radius: var(--radius);
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(20, 184, 166, 0.1);
    color: var(--accent-teal);
}

.form-message.error {
    display: block;
    background: rgba(249, 115, 22, 0.1);
    color: var(--accent-coral);
}

@media (max-width: 900px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-cards {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
    background: var(--text);
    color: white;
    padding: var(--space-4xl) var(--container-padding) var(--space-xl);
}

.footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: var(--space-sm);
}

.footer-tagline a {
    color: var(--accent-teal);
    text-decoration: none;
}

.footer-tagline a:hover {
    text-decoration: underline;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-lg);
    color: rgba(255, 255, 255, 0.5);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: var(--space-sm);
}

.footer-column a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition);
}

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

.footer-bottom {
    max-width: var(--container-max);
    margin: 0 auto;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

.footer-quebec {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

@media (max-width: 900px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* --------------------------------------------------------------------------
   Modal
   -------------------------------------------------------------------------- */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    padding: var(--space-lg);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-card);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px);
    transition: transform var(--transition);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    transition: color var(--transition);
}

.modal-close:hover {
    color: var(--text);
}

#modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    padding-right: var(--space-2xl);
}

#modal-body {
    color: var(--text-secondary);
    line-height: 1.7;
}

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

#modal-body ul,
#modal-body ol {
    margin: var(--space-md) 0;
    padding-left: var(--space-xl);
}

#modal-body li {
    margin-bottom: var(--space-sm);
}

#modal-body strong {
    color: var(--text);
}

/* --------------------------------------------------------------------------
   Animations
   -------------------------------------------------------------------------- */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.animate-fade-left {
    opacity: 0;
    transform: translateX(30px);
    animation: fadeLeft 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Scroll-triggered animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --------------------------------------------------------------------------
   MOBILE RESPONSIVE - Comprehensive Mobile Styles
   -------------------------------------------------------------------------- */

/* Extra Large Tablets and Small Laptops */
@media (max-width: 1200px) {
    :root {
        --container-padding: 1.25rem;
    }
    
    .hero-content {
        padding-right: 35%;
    }
    
    .hero-visual {
        width: 38%;
    }
}

/* Tablets */
@media (max-width: 1024px) {
    :root {
        --space-4xl: 4rem;
        --space-3xl: 2.5rem;
    }
    
    .hero {
        min-height: auto;
        padding: 120px var(--container-padding) var(--space-3xl);
        flex-direction: column;
    }
    
    .hero-content {
        padding-right: 0;
        text-align: center;
        max-width: 100%;
    }
    
    .hero-title {
        font-size: clamp(2rem, 5vw, 3.5rem);
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
        font-size: 1.1rem;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        position: relative;
        width: 80%;
        max-width: 400px;
        margin: var(--space-2xl) auto 0;
        right: auto;
        top: auto;
        transform: none;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .section-title {
        font-size: clamp(1.75rem, 4vw, 2.5rem);
    }
}

/* Small Tablets and Large Phones */
@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
        --space-4xl: 3rem;
        --space-3xl: 2rem;
        --space-2xl: 1.5rem;
    }
    
    html {
        font-size: 15px;
    }
    
    /* Hero Mobile */
    .hero {
        padding: 100px var(--container-padding) var(--space-2xl);
    }
    
    .hero-badge {
        font-size: 0.8rem;
        padding: var(--space-xs) var(--space-md);
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 7vw, 2.5rem);
        margin-bottom: var(--space-lg);
    }
    
    .title-sub {
        font-size: 0.5em;
        margin-top: var(--space-xs);
    }
    
    .hero-description {
        font-size: 1rem;
        line-height: 1.6;
        margin-bottom: var(--space-xl);
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: var(--space-md);
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .stat-divider {
        width: 40px;
        height: 1px;
    }
    
    .stat-value {
        font-size: 1.75rem;
    }
    
    .hero-visual {
        width: 90%;
        max-width: 300px;
        margin-top: var(--space-xl);
    }
    
    /* Navigation Mobile */
    .nav-container {
        padding: var(--space-sm) var(--container-padding);
    }
    
    .nav-logo {
        font-size: 1.1rem;
    }
    
    .nav-logo svg {
        width: 32px;
        height: 32px;
    }
    
    /* Mobile Menu Improvements */
    .mobile-menu {
        padding: var(--space-xl);
    }
    
    .mobile-links a {
        font-size: 1.25rem;
        display: block;
        padding: var(--space-md) 0;
    }
    
    /* Sections Mobile */
    .section {
        padding: var(--space-3xl) var(--container-padding);
    }
    
    .section-header {
        margin-bottom: var(--space-2xl);
    }
    
    .section-tag {
        font-size: 0.75rem;
        padding: var(--space-xs) var(--space-sm);
    }
    
    .section-title {
        font-size: 1.5rem;
        margin-bottom: var(--space-md);
    }
    
    .section-description {
        font-size: 1rem;
    }
    
    /* Intro Section Mobile */
    .intro-grid {
        gap: var(--space-lg);
    }
    
    .intro-card {
        padding: var(--space-lg);
    }
    
    .intro-card h3 {
        font-size: 1.25rem;
    }
    
    .highlight-card {
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-lg);
        gap: var(--space-md);
    }
    
    .highlight-icon {
        width: 44px;
        height: 44px;
    }
    
    .highlight-card h4 {
        font-size: 1rem;
    }
    
    /* Comparison Section Mobile */
    .comparison-title {
        font-size: 1.25rem;
    }
    
    .comparison-card {
        padding: var(--space-lg);
        max-width: 100%;
    }
    
    .comparison-header h4 {
        font-size: 1.1rem;
    }
    
    /* Architecture Section Mobile */
    .arch-card {
        padding: var(--space-lg);
    }
    
    .arch-number {
        font-size: 2rem;
    }
    
    .arch-card h3 {
        font-size: 1.1rem;
    }
    
    .reasoning-loop {
        flex-wrap: wrap;
        gap: var(--space-xs);
    }
    
    .loop-step {
        min-width: 60px;
        padding: var(--space-sm);
    }
    
    .loop-step .step-icon {
        font-size: 1.25rem;
    }
    
    .loop-step .step-label {
        font-size: 0.65rem;
    }
    
    .loop-return {
        position: static;
    }
    
    .thought-chain {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: var(--space-sm);
    }
    
    .thought-node {
        font-size: 0.7rem;
        padding: var(--space-xs) var(--space-sm);
    }
    
    /* RAG Section Mobile */
    .rag-section {
        padding: var(--space-lg);
        gap: var(--space-lg);
    }
    
    .rag-content h3 {
        font-size: 1.25rem;
    }
    
    .rag-features {
        gap: var(--space-sm);
    }
    
    .rag-feature {
        font-size: 0.8rem;
        padding: var(--space-xs) var(--space-sm);
    }
    
    .rag-svg {
        max-width: 280px;
    }
    
    /* Capabilities Section Mobile */
    .capability-card {
        padding: var(--space-lg);
    }
    
    .capability-icon svg {
        width: 40px;
        height: 40px;
    }
    
    .capability-card h3 {
        font-size: 1rem;
    }
    
    .capability-expand {
        width: 28px;
        height: 28px;
    }
    
    /* Sovereignty Section Mobile */
    .data-network-visual {
        width: 280px;
        height: 280px;
    }
    
    .orbit-1 { width: 150px; height: 150px; }
    .orbit-2 { width: 200px; height: 200px; }
    .orbit-3 { width: 260px; height: 260px; }
    
    .orbit-node {
        padding: var(--space-xs) var(--space-sm);
    }
    
    .node-icon {
        font-size: 1rem;
    }
    
    .orbit-node span {
        font-size: 0.6rem;
    }
    
    .sov-card {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
        padding: var(--space-lg);
    }
    
    .sov-icon {
        width: 44px;
        height: 44px;
    }
    
    .sov-card h3 {
        font-size: 1rem;
    }
    
    .matter-number {
        font-size: 2rem;
    }
    
    .matter-card h4 {
        font-size: 0.9rem;
    }
    
    .matter-card p {
        font-size: 0.85rem;
    }
    
    .sovereignty-quote {
        padding: var(--space-xl);
    }
    
    .sovereignty-quote p {
        font-size: 1.15rem;
    }
    
    /* Applications Section Mobile */
    .tabs-nav {
        gap: 0;
    }
    
    .tab-btn {
        min-width: 100px;
        padding: var(--space-md) var(--space-sm);
        font-size: 0.75rem;
    }
    
    .tab-btn svg {
        width: 18px;
        height: 18px;
    }
    
    .tabs-content {
        padding: var(--space-lg);
    }
    
    .panel-info h3 {
        font-size: 1.25rem;
    }
    
    .use-cases strong {
        font-size: 0.95rem;
    }
    
    .use-cases p {
        font-size: 0.85rem;
    }
    
    .panel-visual {
        padding: var(--space-lg);
    }
    
    .demo-chat .chat-message {
        max-width: 95%;
    }
    
    .health-stat .stat-icon {
        font-size: 1.5rem;
    }
    
    .health-stat .stat-number {
        font-size: 1.25rem;
    }
    
    /* Philosophy Section Mobile */
    .philosophy-card {
        padding: var(--space-lg);
    }
    
    .phil-number {
        font-size: 2rem;
    }
    
    .philosophy-card h3 {
        font-size: 1.1rem;
    }
    
    .agent-flow {
        justify-content: center;
    }
    
    .agent-step {
        font-size: 0.7rem;
    }
    
    .dijkstra-quote blockquote {
        padding: var(--space-xl);
    }
    
    .dijkstra-quote p {
        font-size: 1.25rem;
    }
    
    /* Contact Section Mobile */
    .info-card {
        padding: var(--space-lg);
    }
    
    .info-card h3 {
        font-size: 1.25rem;
    }
    
    .contact-form-container {
        padding: var(--space-lg);
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: var(--space-md);
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .cta-card {
        padding: var(--space-md);
    }
    
    .cta-card h4 {
        font-size: 0.9rem;
    }
    
    /* Footer Mobile */
    .footer {
        padding: var(--space-2xl) var(--container-padding) var(--space-lg);
    }
    
    .footer-logo {
        font-size: 1.1rem;
    }
    
    .footer-logo svg {
        width: 32px;
        height: 32px;
    }
    
    .footer-column h4 {
        font-size: 0.8rem;
        margin-bottom: var(--space-md);
    }
    
    .footer-column a {
        font-size: 0.85rem;
    }
    
    /* Modal Mobile */
    .modal-content {
        padding: var(--space-lg);
        margin: var(--space-md);
        max-height: 90vh;
    }
    
    #modal-title {
        font-size: 1.1rem;
    }
    
    /* Tooltips - convert to tap on mobile */
    .tooltip {
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.2);
    }
    
    .tooltip::before {
        max-width: 220px;
        font-size: 0.75rem;
    }
}

/* Phones */
@media (max-width: 480px) {
    :root {
        --container-padding: 0.875rem;
    }
    
    html {
        font-size: 14px;
    }
    
    /* Hero Extra Small */
    .hero {
        padding: 90px var(--container-padding) var(--space-xl);
    }
    
    .hero-badge {
        font-size: 0.75rem;
    }
    
    .hero-title {
        font-size: 1.65rem;
    }
    
    .title-sub {
        font-size: 0.55em;
    }
    
    .hero-description {
        font-size: 0.95rem;
    }
    
    .btn {
        padding: var(--space-md) var(--space-lg);
        font-size: 0.9rem;
    }
    
    /* Diagram Extra Small */
    .diagram-container {
        max-width: 280px;
    }
    
    .agent-node {
        width: 55px;
        height: 55px;
        transform: 
            translate(-50%, -50%)
            rotate(var(--angle))
            translateY(-90px)
            rotate(calc(-1 * var(--angle)));
    }
    
    .agent-node:hover {
        transform: 
            translate(-50%, -50%)
            rotate(var(--angle))
            translateY(-90px)
            rotate(calc(-1 * var(--angle)))
            scale(1.1);
    }
    
    .agent-node span {
        display: none;
    }
    
    .agent-icon {
        width: 28px;
        height: 28px;
    }
    
    .agent-icon svg {
        width: 18px;
        height: 18px;
    }
    
    .orchestrator-node {
        width: 70px;
        height: 70px;
    }
    
    .orchestrator-node svg {
        width: 36px;
        height: 36px;
    }
    
    .orchestrator-node span {
        font-size: 0.65rem;
    }
    
    /* Data Network Extra Small */
    .data-network-visual {
        width: 240px;
        height: 240px;
    }
    
    .orbit-1 { width: 120px; height: 120px; }
    .orbit-2 { width: 170px; height: 170px; }
    .orbit-3 { width: 220px; height: 220px; }
    
    .orbit-node span {
        display: none;
    }
    
    .server-icon svg {
        width: 36px;
        height: 36px;
    }
    
    .network-label {
        font-size: 0.75rem;
        padding: var(--space-xs) var(--space-sm);
    }
    
    .sovereignty-badge {
        padding: var(--space-xs) var(--space-sm);
    }
    
    .sovereignty-badge span {
        font-size: 0.65rem;
    }
    
    /* Tabs Extra Small */
    .tabs-nav {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
    }
    
    .tab-btn {
        min-width: unset;
        padding: var(--space-sm);
        font-size: 0.65rem;
        gap: 2px;
    }
    
    .tab-btn span {
        display: block;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .tab-btn svg {
        width: 16px;
        height: 16px;
    }
    
    /* Quote Extra Small */
    .sovereignty-quote p {
        font-size: 1rem;
    }
    
    .dijkstra-quote p {
        font-size: 1.1rem;
    }
    
    /* Buttons Extra Small */
    .btn-primary,
    .btn-secondary {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    /* Comparison Extra Small */
    .comparison-list li {
        font-size: 0.85rem;
    }
    
    /* Form Extra Small */
    .form-group label {
        font-size: 0.8rem;
    }
}

/* Very Small Phones */
@media (max-width: 360px) {
    :root {
        --container-padding: 0.75rem;
    }
    
    html {
        font-size: 13px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.35rem;
    }
    
    .nav-logo span {
        display: none;
    }
    
    .tabs-nav {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tab-btn:nth-child(5) {
        grid-column: span 2;
    }
}

/* Landscape Mobile */
@media (max-width: 900px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: 80px var(--container-padding) var(--space-xl);
    }
    
    .hero-visual {
        display: none;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .data-network-visual {
        width: 200px;
        height: 200px;
    }
    
    .orbit-1 { width: 100px; height: 100px; }
    .orbit-2 { width: 140px; height: 140px; }
    .orbit-3 { width: 180px; height: 180px; }
    
    .orbit-node span {
        display: none;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    /* Larger touch targets */
    .nav-toggle {
        padding: var(--space-md);
    }
    
    .nav-toggle span {
        width: 28px;
        height: 3px;
    }
    
    .capability-expand {
        width: 40px;
        height: 40px;
    }
    
    .tab-btn {
        min-height: 60px;
    }
    
    /* Disable hover effects that don't work well on touch */
    .highlight-card:hover,
    .sov-card:hover,
    .capability-card:hover,
    .cta-card:hover {
        transform: none;
    }
    
    /* Tooltips - show on tap instead of hover */
    .tooltip::before,
    .tooltip::after {
        /* Handled by JavaScript click event instead */
    }
    
    /* Agent nodes - no hover transform on mobile */
    .agent-node:hover {
        transform: 
            translate(-50%, -50%)
            rotate(var(--angle))
            translateY(-180px)
            rotate(calc(-1 * var(--angle)));
    }
}

/* High DPI / Retina screens */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .loader-circle,
    .loader-m {
        stroke-width: 1.5;
    }
}

/* Safe Area for notched devices (iPhone X+) */
@supports (padding: env(safe-area-inset-bottom)) {
    .footer-bottom {
        padding-bottom: calc(var(--space-lg) + env(safe-area-inset-bottom));
    }
    
    .mobile-menu {
        padding-bottom: env(safe-area-inset-bottom);
    }
    
    .navbar {
        padding-top: env(safe-area-inset-top);
    }
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
    .navbar,
    .loader,
    .scroll-indicator,
    .nav-toggle,
    .mobile-menu {
        display: none !important;
    }
    
    .hero {
        min-height: auto;
        padding-top: 0;
    }
    
    .section {
        break-inside: avoid;
    }
}