/* ========================================
   IaaW Landing Page — Styles
   Intelligence as a Workforce
   ======================================== */

/* ---------- CSS Variables ---------- */
:root {
    --color-bg: #06080d;
    --color-bg-alt: #0a0e18;
    --color-surface: #111827;
    --color-surface-hover: #1a2234;
    --color-border: rgba(99, 102, 241, 0.15);
    --color-border-hover: rgba(99, 102, 241, 0.3);
    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    --color-text-dim: #64748b;
    --color-heading: #f8fafc;
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-secondary: #8b5cf6;
    --color-accent: #06b6d4;
    --color-accent-2: #ec4899;
    --color-success: #10b981;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
    --gradient-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.4) 0%, rgba(139, 92, 246, 0.4) 50%, rgba(6, 182, 212, 0.4) 100%);
    --gradient-text: linear-gradient(135deg, #818cf8 0%, #a78bfa 40%, #06b6d4 100%);
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.15);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --nav-height: 72px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

::selection {
    background: rgba(99, 102, 241, 0.3);
    color: #fff;
}

a {
    color: var(--color-primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent);
}

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

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-heading);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 1rem;
    text-align: center;
}

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

.text-lg + .text-lg {
    margin-top: 1.25rem;
}

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

strong {
    color: var(--color-heading);
    font-weight: 600;
}

em {
    font-style: italic;
    color: var(--color-primary-light);
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---------- Layout ---------- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 120px 0;
    position: relative;
}

.section-dark {
    background: var(--color-bg-alt);
}

.section-dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.2;
}

.section-dark::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.2;
}

/* ---------- Section Header ---------- */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.section-number {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 24px;
}

.section-lead {
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--color-text-muted);
    max-width: 650px;
    margin: 0 auto;
}

/* ---------- Navigation ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    background: rgba(6, 8, 13, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.nav.scrolled {
    border-bottom-color: var(--color-border);
    background: rgba(6, 8, 13, 0.95);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: baseline;
    gap: 0;
    text-decoration: none;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-heading);
    letter-spacing: -0.03em;
}

.logo-dot {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    text-decoration: none;
}

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

.nav-link.cta-link {
    color: var(--color-bg);
    background: var(--gradient-primary);
    padding: 8px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: opacity var(--transition-fast);
}

.nav-link.cta-link:hover {
    opacity: 0.9;
    color: var(--color-bg);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ---------- Hero ---------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--nav-height);
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.05) 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-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
}

.hero-glow-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3), transparent);
    top: -200px;
    right: -100px;
    animation: float-glow 8s ease-in-out infinite;
}

.hero-glow-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.2), transparent);
    bottom: -150px;
    left: -100px;
    animation: float-glow 10s ease-in-out infinite reverse;
}

@keyframes float-glow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.1); }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 32px;
}

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

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
}

.hero-acronym {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 500;
    letter-spacing: 0.3em;
    color: var(--color-primary);
    margin-bottom: 24px;
    opacity: 0.8;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 48px;
    line-height: 1.7;
}

.hero-subtitle em {
    color: var(--color-heading);
    font-style: italic;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-heading);
    font-family: var(--font-mono);
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--color-text-dim);
    margin-top: 4px;
    display: block;
}

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

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-border-hover);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-dot {
    width: 4px;
    height: 8px;
    border-radius: 2px;
    background: var(--color-primary);
    animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(12px); opacity: 0.3; }
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1.4;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
    color: #fff;
}

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

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-heading);
    background: rgba(99, 102, 241, 0.05);
}

.btn-lg {
    font-size: 1.125rem;
    padding: 18px 36px;
}

/* ---------- Content Blocks ---------- */
.content-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.centered-block {
    max-width: 800px;
    margin: 80px auto 0;
    text-align: center;
}

.callout {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-top: 24px;
}

.callout-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.callout p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
}

/* ---------- Paradigm Comparison ---------- */
.paradigm-compare {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 32px;
    align-items: start;
    margin-bottom: 0;
}

.paradigm-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px;
    transition: border-color var(--transition-base);
}

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

.paradigm-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.paradigm-old .paradigm-tag {
    color: var(--color-text-dim);
}

.paradigm-new .paradigm-tag {
    color: var(--color-primary);
}

.paradigm-card h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.paradigm-new {
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow);
}

.paradigm-diagram {
    margin-bottom: 28px;
}

.diagram-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.diagram-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px;
    border-radius: var(--radius-sm);
    min-width: 90px;
}

.diagram-node span {
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
}

.diagram-node svg {
    opacity: 0.8;
}

.diagram-human, .diagram-software, .diagram-output {
    color: var(--color-text-dim);
    background: rgba(100, 116, 139, 0.1);
}

.diagram-human-new {
    color: var(--color-success);
    background: rgba(16, 185, 129, 0.1);
}

.diagram-agent {
    color: var(--color-primary);
    background: rgba(99, 102, 241, 0.1);
}

.diagram-output-new {
    color: var(--color-accent);
    background: rgba(6, 182, 212, 0.1);
}

.diagram-arrow {
    color: var(--color-text-dim);
    font-size: 1.25rem;
}

.paradigm-vs {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 120px;
}

.vs-circle {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.paradigm-list li {
    padding: 8px 0;
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 12px;
}

.paradigm-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.paradigm-old .paradigm-list li::before {
    background: var(--color-text-dim);
}

.paradigm-new .paradigm-list li::before {
    background: var(--color-primary);
}

/* ---------- Features Grid ---------- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 36px;
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-muted);
}

/* ---------- Impact Grid ---------- */
.impact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.impact-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 48px;
    transition: all var(--transition-base);
}

.impact-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-glow);
}

.impact-metric {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 16px;
}

.impact-number {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.impact-suffix {
    font-size: 1rem;
    color: var(--color-text-dim);
    font-weight: 500;
}

.impact-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.impact-card p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-muted);
}

/* ---------- Examples ---------- */
.examples-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.example-card {
    display: flex;
    gap: 32px;
    align-items: flex-start;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 40px;
    transition: all var(--transition-base);
}

.example-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-glow);
}

.example-number {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    flex-shrink: 0;
    line-height: 1;
    min-width: 48px;
}

.example-content h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.example-content p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: 16px;
}

.example-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
    padding: 4px 12px;
    border-radius: 100px;
    border: 1px solid rgba(99, 102, 241, 0.15);
}

/* ---------- Timeline ---------- */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-accent), transparent);
}

.timeline-item {
    display: flex;
    gap: 32px;
    padding-bottom: 48px;
    position: relative;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    flex-shrink: 0;
    width: 42px;
    display: flex;
    justify-content: center;
    padding-top: 4px;
}

.timeline-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
    position: relative;
    z-index: 1;
}

.timeline-content h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.timeline-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-muted);
}

/* ---------- CTA Section ---------- */
.section-cta {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.12), transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 24px;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 16px;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 48px;
    margin-bottom: 32px;
}

.cta-note {
    font-size: 0.875rem;
    color: var(--color-text-dim);
}

.cta-note a {
    color: var(--color-primary-light);
}

/* ---------- Footer ---------- */
.footer {
    padding: 48px 0;
    border-top: 1px solid var(--color-border);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--color-text-dim);
}

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

.footer-links a {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

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

.footer-sep {
    color: var(--color-text-dim);
}

.footer-copy p {
    font-size: 0.8125rem;
    color: var(--color-text-dim);
}

/* ---------- Animations ---------- */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ---------- Mobile Navigation ---------- */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-bg-alt);
        flex-direction: column;
        padding: 100px 32px 32px;
        gap: 24px;
        border-left: 1px solid var(--color-border);
        transition: right var(--transition-base);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}

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

    .paradigm-compare {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .paradigm-vs {
        padding-top: 0;
    }

    .vs-circle {
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .content-grid-2 {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

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

    .example-card {
        flex-direction: column;
        gap: 16px;
        padding: 28px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .paradigm-card {
        padding: 28px;
    }

    .impact-card {
        padding: 32px;
    }

    .timeline::before {
        left: 12px;
    }

    .timeline-marker {
        width: 26px;
    }

    .timeline-item {
        gap: 20px;
    }

    .hero-title {
        font-size: clamp(2.25rem, 8vw, 3.5rem);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-ctas {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

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

/* ---------- Reduced Motion ---------- */
@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;
    }

    [data-animate] {
        opacity: 1;
        transform: none;
    }
}