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

:root {
    /* Color Palette - Tech Blue/Purple Scheme */
    --primary: #0EA5E9;
    --primary-dark: #0284C7;
    --primary-light: #38BDF8;
    --secondary: #8B5CF6;
    --secondary-dark: #7C3AED;
    --accent: #06B6D4;
    --accent-dark: #0891B2;
    --dark: #0F172A;
    --dark-light: #1E293B;
    --dark-lighter: #334155;
    --gray: #94A3B8;
    --gray-light: #CBD5E1;
    --gray-lighter: #F1F5F9;
    --white: #FFFFFF;
    --gradient-primary: linear-gradient(135deg, #0EA5E9 0%, #8B5CF6 100%);
    --gradient-secondary: linear-gradient(135deg, #8B5CF6 0%, #06B6D4 100%);
    --gradient-dark: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    --gradient-accent: linear-gradient(135deg, #06B6D4 0%, #8B5CF6 100%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Space Mono', 'Courier New', monospace;
    
    /* Spacing */
    --section-padding: 140px;
    --section-padding-mobile: 80px;
    --container-max-width: 1280px;
    
    /* Shadows - More Dramatic */
    --shadow-sm: 0 2px 8px 0 rgba(0, 0, 0, 0.08);
    --shadow-md: 0 8px 16px -2px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 16px 32px -4px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 24px 48px -6px rgba(0, 0, 0, 0.20);
    --shadow-colored: 0 16px 48px -8px rgba(14, 165, 233, 0.25);
    --shadow-glow: 0 0 40px rgba(14, 165, 233, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 32px;
}

/* ============================
   Typography
   ============================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.1;
    color: var(--dark);
    letter-spacing: -0.02em;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.large-text {
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.body-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray);
}

/* ============================
   Buttons
   ============================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    font-size: 1.0625rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 12px;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    font-family: var(--font-primary);
    position: relative;
    overflow: hidden;
    letter-spacing: -0.01em;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-colored);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--dark);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background: var(--dark);
    color: var(--white);
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.btn-large {
    padding: 20px 44px;
    font-size: 1.125rem;
}

/* ============================
   Navigation
   ============================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 14, 39, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.05em;
    font-family: var(--font-mono);
}

.logo-text {
    color: var(--white);
}

.logo-tagline {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--gray-light);
    font-weight: 600;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    position: relative;
    letter-spacing: -0.01em;
}

.nav-link:hover {
    color: var(--white);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.cta-link {
    color: var(--primary);
    font-weight: 700;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--white);
    cursor: pointer;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 89px;
    left: 0;
    right: 0;
    background: var(--dark);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-xl);
    z-index: 999;
    padding: 24px;
}

.mobile-menu.active {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mobile-nav-link {
    text-decoration: none;
    color: var(--white);
    font-weight: 600;
    padding: 16px 20px;
    border-radius: 12px;
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: rgba(255, 51, 102, 0.1);
    color: var(--primary);
}

/* ============================
   Hero Section
   ============================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    overflow: hidden;
    background: var(--gradient-dark);
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(14, 165, 233, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(14, 165, 233, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 30s linear infinite;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 8s ease-in-out infinite;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 10s ease-in-out infinite reverse;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.2); opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    padding: 80px 0;
}

.hero-badge {
    display: inline-block;
    padding: 10px 24px;
    background: rgba(14, 165, 233, 0.12);
    border: 1px solid rgba(14, 165, 233, 0.3);
    border-radius: 50px;
    margin-bottom: 40px;
    animation: fadeInUp 0.6s ease;
    backdrop-filter: blur(10px);
}

.badge-text {
    font-size: 0.875rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    margin-bottom: 32px;
    line-height: 1.05;
    animation: fadeInUp 0.6s ease 0.1s backwards;
    color: var(--white);
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.375rem;
    line-height: 1.7;
    color: var(--gray-light);
    margin-bottom: 20px;
    animation: fadeInUp 0.6s ease 0.2s backwards;
    font-weight: 400;
}

.hero-tagline {
    font-size: 1.375rem;
    line-height: 1.7;
    color: var(--white);
    margin-bottom: 48px;
    animation: fadeInUp 0.6s ease 0.3s backwards;
    font-weight: 500;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.4s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================
   Section Styles
   ============================ */
section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-label {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.section-title {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--white);
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.section-description {
    max-width: 750px;
    margin: 0 auto;
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--gray-light);
    font-weight: 400;
}

/* ============================
   Verticals / Focus Areas Section
   ============================ */
.verticals-section {
    background: var(--dark);
    position: relative;
}

.verticals-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, rgba(14, 165, 233, 0.3), transparent);
}

.verticals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.vertical-card {
    position: relative;
    padding: 48px 40px;
    background: var(--dark-light);
    border: 2px solid rgba(255, 255, 255, 0.06);
    border-radius: 24px;
    transition: all var(--transition-base);
    overflow: hidden;
}

.vertical-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.vertical-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 0;
}

.vertical-card:hover::before {
    transform: scaleX(1);
}

.vertical-card:hover::after {
    opacity: 0.05;
}

.vertical-card:hover {
    transform: translateY(-12px);
    border-color: rgba(14, 165, 233, 0.4);
    box-shadow: var(--shadow-colored);
}

.vertical-card > * {
    position: relative;
    z-index: 1;
}

.vertical-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 20px;
    color: var(--white);
    font-size: 2rem;
    margin-bottom: 28px;
    box-shadow: var(--shadow-colored);
}

.vertical-title {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 20px;
    color: var(--white);
    letter-spacing: -0.02em;
}

.vertical-description {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--gray-light);
    margin-bottom: 28px;
}

.vertical-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.vertical-tag {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.3);
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.5px;
}

/* ============================
   Why Now Section
   ============================ */
.why-now-section {
    background: var(--dark-light);
    position: relative;
}

.why-now-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.why-now-content {
    max-width: 1100px;
    margin: 0 auto;
}

.why-now-main {
    margin-bottom: 64px;
    text-align: center;
}

.why-now-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 64px;
}

.stat-card {
    display: flex;
    gap: 24px;
    padding: 40px;
    background: var(--dark);
    border: 2px solid rgba(255, 255, 255, 0.06);
    border-radius: 20px;
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(139, 92, 246, 0.4);
    background: var(--dark-light);
}

.stat-icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-secondary);
    border-radius: 16px;
    color: var(--white);
    font-size: 1.75rem;
    box-shadow: var(--shadow-md);
}

.stat-content {
    flex: 1;
}

.stat-title {
    font-size: 1.375rem;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--white);
    letter-spacing: -0.01em;
}

.stat-description {
    font-size: 1rem;
    color: var(--gray-light);
    line-height: 1.6;
}

/* ============================
   IX Operating System Section
   ============================ */
.ix-os-section {
    background: var(--dark-light);
    position: relative;
    overflow: hidden;
}

.ix-os-section::before {
    content: '';
    position: absolute;
    top: -20%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.ix-os-section::after {
    content: '';
    position: absolute;
    bottom: -20%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.ix-os-content {
    position: relative;
    z-index: 1;
}

.ix-os-intro {
    max-width: 900px;
    margin: 0 auto 80px;
    text-align: center;
}

.ix-os-intro .body-text {
    margin-bottom: 20px;
}

/* Pod Architecture Diagram */
.pod-architecture {
    max-width: 1100px;
    margin: 0 auto 80px;
    padding: 60px 40px;
    background: var(--dark);
    border: 2px solid rgba(14, 165, 233, 0.2);
    border-radius: 24px;
    position: relative;
}

.architecture-center {
    display: flex;
    justify-content: center;
    margin-bottom: 60px;
}

.founder-pod {
    padding: 32px 40px;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
    border: 3px solid var(--primary);
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 0 40px rgba(14, 165, 233, 0.3);
}

.founder-pod .pod-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    color: var(--white);
    font-size: 2.5rem;
}

.founder-pod h4 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 8px;
}

.founder-pod p {
    font-size: 1rem;
    color: var(--gray-light);
}

.architecture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.agent-pod {
    padding: 28px 24px;
    background: rgba(255, 255, 255, 0.02);
    border: 2px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    text-align: center;
    transition: all var(--transition-base);
}

.agent-pod:hover {
    transform: translateY(-8px);
    border-color: rgba(6, 182, 212, 0.4);
    background: rgba(6, 182, 212, 0.05);
    box-shadow: var(--shadow-lg);
}

.agent-pod .pod-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(6, 182, 212, 0.15);
    border: 2px solid rgba(6, 182, 212, 0.3);
    border-radius: 12px;
    color: var(--accent);
    font-size: 1.5rem;
}

.agent-pod h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.agent-pod p {
    font-size: 0.875rem;
    color: var(--gray-light);
    line-height: 1.4;
}

.scale-layer {
    text-align: center;
    padding-top: 32px;
    border-top: 1px dashed rgba(139, 92, 246, 0.3);
}

.scale-note {
    font-size: 1rem;
    color: var(--secondary);
    font-weight: 600;
    font-style: italic;
}

.ix-os-cta-section {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.ix-os-cta-section .large-text {
    margin-bottom: 40px;
}

.ix-os-ctas {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease;
}

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

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

.modal-content {
    background: var(--dark-light);
    border: 2px solid rgba(14, 165, 233, 0.3);
    border-radius: 24px;
    padding: 48px;
    max-width: 500px;
    width: 90%;
    position: relative;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 24px;
    font-size: 2rem;
    font-weight: 300;
    color: var(--gray-light);
    cursor: pointer;
    transition: color var(--transition-fast);
    line-height: 1;
}

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

.modal-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
}

.modal-description {
    font-size: 1.0625rem;
    color: var(--gray-light);
    line-height: 1.6;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    background: var(--dark);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--white);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(14, 165, 233, 0.05);
}

.form-group input::placeholder {
    color: var(--gray);
}

.form-group select {
    cursor: pointer;
}

.download-success {
    text-align: center;
    padding: 40px 20px;
}

.download-success i {
    font-size: 4rem;
    color: var(--accent);
    margin-bottom: 20px;
}

.download-success h4 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}

.download-success p {
    font-size: 1.0625rem;
    color: var(--gray-light);
    line-height: 1.6;
}

/* ============================
   Model Section
   ============================ */
.model-section {
    background: var(--dark);
    position: relative;
    overflow: hidden;
}

.model-section::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.model-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.model-card {
    position: relative;
    padding: 44px 36px;
    background: var(--dark-light);
    border: 2px solid rgba(255, 255, 255, 0.06);
    border-radius: 20px;
    transition: all var(--transition-base);
}

.model-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(6, 182, 212, 0.4);
}

.model-number {
    position: absolute;
    top: 24px;
    right: 28px;
    font-size: 4rem;
    font-weight: 900;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.15;
    line-height: 1;
}

.model-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(6, 182, 212, 0.12);
    border: 2px solid rgba(6, 182, 212, 0.3);
    border-radius: 16px;
    color: var(--accent);
    font-size: 2rem;
    margin-bottom: 28px;
}

.model-card-title {
    font-size: 1.625rem;
    font-weight: 800;
    margin-bottom: 18px;
    color: var(--white);
    letter-spacing: -0.01em;
}

.model-card-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-light);
}

/* ============================
   Founder Section
   ============================ */
.founder-section {
    background: var(--dark-light);
    position: relative;
}

.founder-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 56px;
    max-width: 1100px;
    margin: 0 auto;
}

.founder-bio {
    padding: 56px;
    background: var(--dark);
    border: 2px solid rgba(255, 255, 255, 0.06);
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
}

.founder-name {
    font-size: 2.75rem;
    font-weight: 900;
    margin-bottom: 12px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.founder-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 40px;
    letter-spacing: -0.01em;
}

.founder-description p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--gray-light);
    margin-bottom: 24px;
}

.founder-expertise {
    margin-top: 48px;
    padding-top: 40px;
    border-top: 2px solid rgba(14, 165, 233, 0.2);
}

.expertise-title {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--white);
}

.expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tag {
    display: inline-block;
    padding: 10px 20px;
    background: rgba(139, 92, 246, 0.12);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--secondary);
}

.founder-credentials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 28px;
}

.credential-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 32px;
    background: var(--dark);
    border: 2px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    transition: all var(--transition-base);
}

.credential-card:hover {
    border-color: rgba(14, 165, 233, 0.4);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    background: var(--dark-light);
}

.credential-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(14, 165, 233, 0.12);
    border: 2px solid rgba(14, 165, 233, 0.3);
    border-radius: 14px;
    color: var(--primary);
    font-size: 1.375rem;
}

.credential-content h4 {
    font-size: 1.0625rem;
    font-weight: 800;
    margin-bottom: 6px;
    color: var(--white);
    letter-spacing: -0.01em;
}

.credential-content p {
    font-size: 0.9375rem;
    color: var(--gray-light);
    line-height: 1.5;
}

/* ============================
   Thesis Section
   ============================ */
.thesis-section {
    background: var(--gradient-dark);
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.thesis-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.thesis-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.thesis-quote {
    position: relative;
}

.quote-icon {
    font-size: 4rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 32px;
    opacity: 0.5;
}

.thesis-quote blockquote p {
    font-size: 2rem;
    line-height: 1.5;
    font-weight: 600;
    color: var(--white);
    letter-spacing: -0.01em;
}

/* ============================
   Contact Section
   ============================ */
.contact-section {
    background: var(--dark);
    position: relative;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

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

.contact-header {
    margin-bottom: 56px;
}

.contact-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 28px;
    color: var(--white);
    letter-spacing: -0.03em;
}

.contact-subtitle {
    font-size: 1.375rem;
    line-height: 1.7;
    color: var(--gray-light);
}

.contact-cta {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================
   Footer
   ============================ */
.footer {
    background: var(--dark-light);
    padding: 80px 0 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-brand {
    flex: 1;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.05em;
    font-family: var(--font-mono);
}

.footer-tagline {
    font-size: 1rem;
    color: var(--gray-light);
    margin-top: 10px;
}

.footer-links {
    display: flex;
    gap: 16px;
}

.footer-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: rgba(14, 165, 233, 0.1);
    border: 2px solid rgba(14, 165, 233, 0.3);
    border-radius: 50%;
    color: var(--primary);
    text-decoration: none;
    font-size: 1.25rem;
    transition: all var(--transition-base);
}

.footer-link:hover {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateY(-6px) scale(1.1);
    box-shadow: var(--shadow-colored);
    border-color: transparent;
}

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

.footer-bottom p {
    font-size: 0.9375rem;
    color: var(--gray);
}

/* ============================
   Responsive Design
   ============================ */
@media (max-width: 968px) {
    :root {
        --section-padding: 100px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .section-title {
        font-size: 3rem;
    }
    
    .verticals-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .architecture-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 20px;
    }
    
    .pod-architecture {
        padding: 40px 24px;
    }
    
    .modal-content {
        padding: 36px 28px;
    }
    
    .model-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    
    .founder-content {
        gap: 40px;
    }
    
    .founder-bio {
        padding: 40px;
    }
    
    .thesis-quote blockquote p {
        font-size: 1.75rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }
    
    .container {
        padding: 0 24px;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
    
    .hero-subtitle,
    .hero-tagline {
        font-size: 1.125rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    .large-text {
        font-size: 1.5rem;
    }
    
    .body-text {
        font-size: 1rem;
    }
    
    .architecture-grid {
        grid-template-columns: 1fr;
    }
    
    .ix-os-ctas {
        flex-direction: column;
    }
    
    .pod-architecture {
        padding: 32px 20px;
    }
    
    .modal-content {
        padding: 28px 20px;
        max-width: 95%;
    }
    
    .modal-title {
        font-size: 1.5rem;
    }
    
    .why-now-stats {
        grid-template-columns: 1fr;
    }
    
    .verticals-grid {
        grid-template-columns: 1fr;
    }
    
    .model-grid {
        grid-template-columns: 1fr;
    }
    
    .founder-bio {
        padding: 32px;
    }
    
    .founder-name {
        font-size: 2.25rem;
    }
    
    .founder-credentials {
        grid-template-columns: 1fr;
    }
    
    .thesis-quote blockquote p {
        font-size: 1.5rem;
    }
    
    .contact-title {
        font-size: 2.5rem;
    }
    
    .contact-subtitle {
        font-size: 1.125rem;
    }
    
    .contact-cta {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-subtitle,
    .hero-tagline {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 14px 28px;
        font-size: 1rem;
    }
    
    .btn-large {
        padding: 16px 32px;
        font-size: 1.0625rem;
    }
    
    .stat-card,
    .model-card,
    .vertical-card {
        padding: 32px 24px;
    }
    
    .founder-name {
        font-size: 2rem;
    }
    
    .vertical-icon,
    .model-icon {
        width: 64px;
        height: 64px;
        font-size: 1.75rem;
    }
}