/* ============================================
   RATIONAL AGENT - Dark Futuristic Theme
   ============================================ */

/* Design Tokens */
:root {
    /* Colors - Dark Palette */
    --color-bg: #08080c;
    --color-bg-elevated: #0f0f14;
    --color-bg-card: #14141a;
    --color-surface: #1a1a22;

    /* Accent */
    --color-accent: #ff6b2c;
    --color-accent-light: #ff8f5a;
    --color-accent-glow: rgba(255, 107, 44, 0.4);

    /* Text */
    --color-text: #f0f0f2;
    --color-text-secondary: #9494a0;
    --color-text-muted: #5c5c6d;

    /* Borders & Lines */
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-accent: rgba(255, 107, 44, 0.3);

    /* Typography */
    --font-display: 'Syne', sans-serif;
    --font-body: 'IBM Plex Sans', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 10rem;

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;

    /* Transitions */
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --duration-fast: 0.15s;
    --duration-normal: 0.3s;
    --duration-slow: 0.6s;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    cursor: none;
}

@media (max-width: 768px) {
    body {
        cursor: auto;
    }
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Neural Network Canvas */
#neural-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
}

/* Custom Cursor */
.cursor,
.cursor-follower {
    position: fixed;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    transition: transform var(--duration-fast) var(--ease-out),
                opacity var(--duration-fast) var(--ease-out);
}

.cursor {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    mix-blend-mode: difference;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-accent);
    background: transparent;
    transition: transform 0.15s var(--ease-out),
                width 0.2s var(--ease-out),
                height 0.2s var(--ease-out),
                border-color 0.2s var(--ease-out);
}

.cursor-hover {
    transform: translate(-50%, -50%) scale(1.5);
}

.cursor-follower.cursor-hover {
    width: 60px;
    height: 60px;
    border-color: var(--color-accent-light);
}

@media (max-width: 768px) {
    .cursor,
    .cursor-follower {
        display: none;
    }
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-sm) 0;
    transition: background var(--duration-normal) var(--ease-out),
                backdrop-filter var(--duration-normal) var(--ease-out),
                border-color var(--duration-normal) var(--ease-out);
    border-bottom: 1px solid transparent;
}

.header-scrolled {
    background: rgba(8, 8, 12, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--color-border);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: none;
}

.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--color-accent) 0%, #ff8f5a 100%);
    border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--color-bg);
    letter-spacing: -0.02em;
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: -0.02em;
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-link {
    position: relative;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    transition: color var(--duration-fast) var(--ease-out);
    cursor: none;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--duration-normal) var(--ease-out);
}

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

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

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: transform var(--duration-normal) var(--ease-out),
                opacity var(--duration-normal) var(--ease-out);
}

.mobile-menu-btn.active span:first-child {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-btn.active span:last-child {
    transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        justify-content: flex-start;
        padding: var(--space-xl) var(--space-md);
        gap: var(--space-md);
        background: var(--color-bg);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: all var(--duration-normal) var(--ease-out);
    }

    .nav-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-link {
        font-size: 1.5rem;
        font-family: var(--font-display);
    }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.95rem;
    border: none;
    border-radius: var(--radius-md);
    cursor: none;
    transition: all var(--duration-normal) var(--ease-out);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    color: var(--color-bg);
    box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--color-accent-glow);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-ghost:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.05rem;
}

.btn-arrow {
    width: 18px;
    height: 18px;
    transition: transform var(--duration-fast) var(--ease-out);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(76px + var(--space-3xl)) 0 var(--space-2xl);
    overflow: hidden;
}

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.5rem 1rem;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    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-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-md);
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-accent) 0%, #ff9966 50%, var(--color-accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-lg);
    padding-top: var(--space-lg);
    padding-bottom: var(--space-3xl);
    border-top: 1px solid var(--color-border);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent);
}

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

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

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.scroll-indicator span {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scroll-pulse 2s infinite;
}

@keyframes scroll-pulse {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================
   SECTION STYLES
   ============================================ */
.capabilities,
.process,
.tech,
.cta {
    position: relative;
    padding: var(--space-3xl) 0;
}

.section-header {
    margin-bottom: var(--space-2xl);
}

.section-number {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 500px;
}

/* ============================================
   CAPABILITIES SECTION
   ============================================ */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--space-md);
}

.capability-card {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--duration-normal) var(--ease-out),
                border-color var(--duration-normal) var(--ease-out);
}

.capability-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-border-accent);
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: radial-gradient(ellipse at 50% 0%, var(--color-accent-glow) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
    pointer-events: none;
}

.capability-card:hover .card-glow {
    opacity: 0.3;
}

.card-content {
    position: relative;
    padding: var(--space-xl);
}

.card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: var(--color-accent);
}

.card-icon svg {
    width: 100%;
    height: 100%;
}

.card-number {
    position: absolute;
    top: var(--space-xl);
    right: var(--space-xl);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.01em;
}

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

.card-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.card-features li {
    padding: 0.4rem 0.8rem;
    background: var(--color-surface);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-secondary);
}

/* ============================================
   PROCESS SECTION
   ============================================ */
.process {
    background: var(--color-bg-elevated);
}

.process-timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-border) 30%, var(--color-border) 70%, transparent);
}

.process-step {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-lg) 0;
}

.step-marker {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.step-number {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-accent);
}

.step-dot {
    width: 12px;
    height: 12px;
    background: var(--color-bg);
    border: 2px solid var(--color-accent);
    border-radius: 50%;
    position: relative;
}

.step-dot::after {
    content: '';
    position: absolute;
    inset: 2px;
    background: var(--color-accent);
    border-radius: 50%;
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.process-step:hover .step-dot::after {
    opacity: 1;
}

.step-content {
    flex: 1;
    padding-bottom: var(--space-lg);
}

.step-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.step-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
    line-height: 1.7;
}

.step-duration {
    display: inline-block;
    padding: 0.3rem 0.7rem;
    background: var(--color-surface);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ============================================
   TECH SECTION
   ============================================ */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.tech-category {
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.tech-category-title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

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

.tech-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    transition: transform var(--duration-fast) var(--ease-out),
                background var(--duration-fast) var(--ease-out);
}

.tech-item:hover {
    transform: translateX(4px);
    background: var(--color-bg-elevated);
}

.tech-name {
    font-weight: 600;
}

.tech-badge {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    padding: 0.2rem 0.5rem;
    background: rgba(255, 107, 44, 0.1);
    border-radius: var(--radius-sm);
}

/* Terminal */
.tech-terminal {
    max-width: 600px;
    margin: 0 auto;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.terminal-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-text-muted);
}

.terminal-dots span:nth-child(1) { background: #ff5f57; }
.terminal-dots span:nth-child(2) { background: #febc2e; }
.terminal-dots span:nth-child(3) { background: #28c840; }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.terminal-body {
    padding: var(--space-md);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.terminal-line {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.terminal-prompt {
    color: var(--color-accent);
}

.terminal-command {
    color: var(--color-text);
}

.terminal-command.typing::after {
    content: '|';
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.terminal-output {
    color: var(--color-text-secondary);
    padding-left: var(--space-md);
    margin-bottom: var(--space-xs);
    opacity: 0;
    animation: fadeIn 0.3s forwards;
}

.terminal-output:nth-child(2) { animation-delay: 1.5s; }
.terminal-output:nth-child(3) { animation-delay: 2s; }
.terminal-output:nth-child(4) { animation-delay: 2.5s; }
.terminal-output:nth-child(5) { animation-delay: 3s; }

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

.output-success {
    color: #28c840;
    margin-right: var(--space-xs);
}

.output-rocket {
    margin-right: var(--space-xs);
}

.terminal-output.highlight {
    color: var(--color-accent);
    font-weight: 500;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
    text-align: center;
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 60%);
    opacity: 0.3;
    pointer-events: none;
}

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

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.cta-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 550px;
    margin: 0 auto var(--space-xl);
    line-height: 1.7;
}

.cta-actions {
    margin-bottom: var(--space-md);
}

.cta-note {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.note-icon {
    font-size: 1rem;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: var(--space-2xl) 0 var(--space-lg);
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.footer-main {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-xl);
    padding-bottom: var(--space-xl);
    margin-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: var(--space-sm);
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.footer-nav {
    display: flex;
    gap: var(--space-2xl);
}

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

.footer-nav-group h4 {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-xs);
}

.footer-nav-group a {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    transition: color var(--duration-fast) var(--ease-out);
    cursor: none;
}

.footer-nav-group a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-copyright,
.footer-location {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ============================================
   ANIMATIONS
   ============================================ */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--duration-slow) var(--ease-out),
                transform var(--duration-slow) var(--ease-out);
}

[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero {
        padding-top: calc(76px + var(--space-2xl));
    }

    .hero-stats {
        gap: var(--space-md);
    }

    .stat-value {
        font-size: 2rem;
    }

    .stat-suffix {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    .hero-content {
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .stat-divider {
        display: none;
    }

    .scroll-indicator {
        display: none;
    }

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

    .section-subtitle {
        margin: 0 auto;
    }

    .capabilities-grid {
        grid-template-columns: 1fr;
    }

    .timeline-line {
        left: 16px;
    }

    .process-step {
        gap: var(--space-md);
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .footer-main {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-brand {
        max-width: none;
    }

    .footer-nav {
        gap: var(--space-xl);
    }

    .footer-bottom {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    :root {
        --space-3xl: 6rem;
        --space-2xl: 4rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .card-content {
        padding: var(--space-lg);
    }

    .footer-nav {
        flex-direction: column;
        gap: var(--space-lg);
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    #neural-bg {
        display: none;
    }
}

/* Selection */
::selection {
    background: var(--color-accent);
    color: var(--color-bg);
}