:root {
    /* Galactic Web Color Palette */
    --primary-main: #667eea;
    --primary-dark: #5a67d8;
    --primary-light: #818cf8;
    --gradient-start: #667eea;
    --gradient-end: #764ba2;

    --secondary-blue: #2563eb;
    --secondary-dark-blue: #1e40af;

    --neutral-50: #f8fafc;
    --neutral-100: #f1f5f9;
    --neutral-200: #e2e8f0;
    --neutral-300: #cbd5e1;
    --neutral-400: #94a3b8;
    --neutral-500: #64748b;
    --neutral-600: #475569;
    --neutral-700: #334155;
    --neutral-800: #1e293b;
    --neutral-900: #0f172a;

    --success: #059669;
    --success-light: #d1fae5;
    --warning: #d97706;
    --warning-light: #fef3c7;
    --error: #dc2626;
    --error-light: #fee2e2;

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;

    /* Transitions */
    --transition-fast: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: white;
    color: var(--neutral-800);
    line-height: 1.7;
    font-size: 16px;
}

/* Container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-wide {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* Hero Section - Enhanced Galactic Web Style */
.hero {
    background:
    /* Layered radial gradients for depth */
    radial-gradient(ellipse 80% 50% at 20% 40%, rgba(129, 140, 248, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(118, 75, 162, 0.25) 0%, transparent 50%),
    radial-gradient(ellipse 100% 80% at 50% 100%, rgba(37, 99, 235, 0.15) 0%, transparent 40%),
    /* Base gradient */
    linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: white;
    padding: 96px var(--space-8);
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 480px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/* Subtle mesh pattern overlay */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
    radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    radial-gradient(circle at 75% 75%, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 60px 60px, 40px 40px;
    pointer-events: none;
    opacity: 0.8;
}

/* Floating abstract shape for depth */
.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: float-subtle 20s ease-in-out infinite;
}

/* Secondary floating orb */
.hero-orb {
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 60%);
    border-radius: 50%;
    pointer-events: none;
    animation: float-subtle 25s ease-in-out infinite reverse;
}

/* Subtle glow accent line at top */
.hero-glow-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.4) 20%,
    rgba(255, 255, 255, 0.6) 50%,
    rgba(255, 255, 255, 0.4) 80%,
    transparent 100%
    );
}

/* Subtle floating animation */
@keyframes float-subtle {
    0%, 100% {
    transform: translate(0, 0) scale(1);
    }
    33% {
    transform: translate(10px, -15px) scale(1.02);
    }
    66% {
    transform: translate(-5px, 10px) scale(0.98);
    }
}

/* Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    .hero::after,
    .hero-orb {
    animation: none;
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
}

.hero-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    margin-bottom: var(--space-10);
    opacity: 0.95;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.15));
}

.hero-logo svg {
    height: 36px;
    width: auto;
}

.hero-logo svg path,
.hero-logo svg polygon,
.hero-logo svg ellipse {
    fill: white;
}

.hero h1 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
    line-height: 1.15;
    background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 1) 0%,
    rgba(255, 255, 255, 0.85) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

/* Decorative separator */
.hero-separator {
    width: 80px;
    height: 3px;
    background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.7) 50%,
    transparent 100%
    );
    border-radius: 2px;
    margin: var(--space-6) auto;
}

.hero .subtitle {
    font-size: clamp(16px, 2.5vw, 20px);
    font-weight: 400;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.15);
}

.hero-meta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

.hero .author {
    font-size: 15px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    letter-spacing: 0.01em;
}

.hero .author strong {
    font-weight: 700;
}

.hero .date {
    font-size: 13px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.75);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero .date {
    font-size: 14px;
    opacity: 0.7;
    margin-top: var(--space-2);
}

/* Section Styling */
section {
    padding: 64px 0;
}

section:nth-child(even) {
    background: var(--neutral-50);
}

.section-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-8);
}

.accent-bar {
    width: 4px;
    height: 32px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 2px;
    margin-right: var(--space-4);
    flex-shrink: 0;
}

.section-header h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--neutral-800);
    letter-spacing: -0.02em;
}

p {
    margin-bottom: var(--space-6);
    color: var(--neutral-700);
}

/* Pull Quote */
.pull-quote {
    padding: var(--space-8);
    background: linear-gradient(135deg, rgba(102,126,234,0.08) 0%, rgba(118,75,162,0.08) 100%);
    border-radius: 16px;
    border-left: 4px solid var(--primary-main);
    margin: var(--space-8) 0;
    position: relative;
}

.pull-quote::before {
    content: '"';
    position: absolute;
    top: 16px;
    left: 24px;
    font-size: 72px;
    font-weight: 700;
    color: var(--primary-main);
    opacity: 0.2;
    line-height: 1;
    font-family: Georgia, serif;
}

.pull-quote p {
    font-size: 22px;
    font-weight: 500;
    font-style: italic;
    color: var(--neutral-800);
    line-height: 1.5;
    margin-bottom: 0;
    padding-left: var(--space-6);
}

/* Callout Box */
.callout {
    padding: var(--space-6);
    background: var(--neutral-50);
    border: 1px solid var(--neutral-200);
    border-radius: 12px;
    margin: var(--space-6) 0;
}

.callout.highlight {
    background: linear-gradient(135deg, rgba(102,126,234,0.05) 0%, rgba(118,75,162,0.05) 100%);
    border-color: var(--primary-main);
}

.callout h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-main);
    margin-bottom: var(--space-3);
}

.callout p:last-child {
    margin-bottom: 0;
}

/* Figure Container */
.figure {
    margin: var(--space-8) 0;
    background: white;
    border: 1px solid var(--neutral-200);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.figure-header {
    background: var(--neutral-100);
    padding: var(--space-3) var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    border-bottom: 1px solid var(--neutral-200);
}

.figure-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.figure-dot.red { background: #ff5f57; }
.figure-dot.yellow { background: #febc2e; }
.figure-dot.green { background: #28c840; }

.figure-content {
    padding: var(--space-6);
}

.figure-caption {
    padding: var(--space-4) var(--space-6);
    background: var(--neutral-50);
    border-top: 1px solid var(--neutral-200);
    font-size: 14px;
    color: var(--neutral-500);
}

.figure-caption strong {
    color: var(--neutral-700);
}

/* Sankey Diagram */
.sankey-container {
    padding: var(--space-4);
}

.sankey-row {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-2);
}

.sankey-source {
    width: 80px;
    font-weight: 600;
    font-size: 14px;
    color: var(--neutral-800);
    text-align: right;
    padding-right: var(--space-4);
}

.sankey-flows {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sankey-flow {
    display: flex;
    align-items: center;
}

.sankey-path {
    height: 8px;
    background: linear-gradient(90deg, var(--primary-main), var(--primary-light));
    border-radius: 4px;
    position: relative;
}

.sankey-path::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border-left: 8px solid var(--primary-light);
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
}

.sankey-intermediate {
    padding: 4px 12px;
    background: var(--neutral-100);
    border-radius: 6px;
    font-size: 12px;
    color: var(--neutral-700);
    margin: 0 var(--space-3);
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.sankey-intermediate .arrow {
    color: var(--success);
    font-weight: 600;
}

.sankey-target {
    width: 160px;
    font-weight: 500;
    font-size: 13px;
    color: var(--neutral-600);
    padding-left: var(--space-3);
}

/* Waterfall Chart */
.waterfall-chart {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.waterfall-row {
    display: flex;
    align-items: center;
    height: 36px;
}

.waterfall-label {
    width: 180px;
    font-size: 14px;
    font-weight: 500;
    color: var(--neutral-600);
    padding-right: var(--space-4);
}

.waterfall-bar-container {
    flex: 1;
    height: 28px;
    background: var(--neutral-100);
    border-radius: 6px;
    position: relative;
    overflow: hidden;
}

.waterfall-bar {
    position: absolute;
    height: 100%;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 8px;
    font-size: 12px;
    font-weight: 600;
    color: white;
}

.waterfall-bar.base { background: linear-gradient(90deg, var(--neutral-400), var(--neutral-500)); }
.waterfall-bar.positive { background: linear-gradient(90deg, var(--success), #34d399); }
.waterfall-bar.negative { background: linear-gradient(90deg, var(--error), #f87171); }
.waterfall-bar.final { background: linear-gradient(90deg, var(--secondary-blue), #60a5fa); }

.waterfall-value {
    width: 60px;
    text-align: right;
    font-size: 14px;
    font-weight: 600;
    color: var(--neutral-700);
    padding-left: var(--space-3);
}

.waterfall-value.positive { color: var(--success); }
.waterfall-value.negative { color: var(--error); }
.waterfall-value.final { color: var(--secondary-blue); font-weight: 700; }

/* Expression Chart */
.expression-chart {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.expression-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.expression-tissue {
    width: 140px;
    font-size: 13px;
    color: var(--neutral-600);
    text-align: right;
}

.expression-bar-container {
    flex: 1;
    height: 24px;
    background: var(--neutral-100);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.expression-bar {
    height: 100%;
    border-radius: 4px;
}

.expression-bar.disease { background: linear-gradient(90deg, #059669, #34d399); }
.expression-bar.primary { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.expression-bar.systemic { background: linear-gradient(90deg, var(--primary-main), var(--primary-light)); }
.expression-bar.weak { background: linear-gradient(90deg, var(--neutral-400), var(--neutral-500)); }
.expression-bar.other { background: linear-gradient(90deg, var(--neutral-300), var(--neutral-400)); }

.expression-legend {
    display: flex;
    gap: var(--space-6);
    justify-content: center;
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--neutral-200);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 12px;
    color: var(--neutral-500);
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.legend-dot.disease { background: #059669; }
.legend-dot.primary { background: #f59e0b; }
.legend-dot.systemic { background: var(--primary-main); }
.legend-dot.weak { background: var(--neutral-400); }
.legend-dot.other { background: var(--neutral-300); }

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin: var(--space-8) 0;
}

.stat-card {
    text-align: center;
    padding: var(--space-6);
    background: white;
    border-radius: 16px;
    border: 1px solid var(--neutral-200);
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.stat-value {
    font-size: 42px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.stat-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--neutral-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: var(--space-2);
}

/* Key Points */
.key-points {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
    margin: var(--space-8) 0;
}

.key-point {
    padding: var(--space-6);
    background: white;
    border-radius: 12px;
    border: 1px solid var(--neutral-200);
}

.key-point h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--neutral-800);
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.key-point h4 svg {
    width: 20px;
    height: 20px;
    color: var(--primary-main);
}

.key-point p {
    font-size: 14px;
    color: var(--neutral-600);
    margin-bottom: 0;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    padding: 64px var(--space-6);
    text-align: center;
}

.cta-section h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: var(--space-4);
}

.cta-section p {
    font-size: 18px;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto var(--space-8);
    color: white;
}

.cta-contact {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
}

.cta-contact-item {
    text-align: center;
}

.cta-contact-item .label {
    font-size: 12px;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-1);
}

.cta-contact-item .value {
    font-size: 16px;
    font-weight: 600;
}

/* Footer */
footer {
    background: var(--neutral-900);
    color: var(--neutral-400);
    padding: var(--space-8) var(--space-6);
    text-align: center;
    font-size: 14px;
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
    font-size: 32px;
    }

    .stats-grid,
    .key-points {
    grid-template-columns: 1fr;
    }

    .pull-quote p {
    font-size: 18px;
    }

    .section-header h2 {
    font-size: 24px;
    }

    .waterfall-label,
    .expression-tissue {
    width: 100px;
    font-size: 12px;
    }
}

/* ============================================
    FIGURE ANIMATIONS
    ============================================ */

/* Base state for animated elements */
.figure[data-animate] .sankey-flow,
.figure[data-animate] .waterfall-row,
.figure[data-animate] .expression-row {
    opacity: 0;
    transform: translateX(-20px);
}

/* Animated state */
.figure.animate-in .sankey-flow,
.figure.animate-in .waterfall-row,
.figure.animate-in .expression-row {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

/* Staggered delays for sankey flows */
.figure.animate-in .sankey-flow:nth-child(1) { transition-delay: 0.1s; }
.figure.animate-in .sankey-flow:nth-child(2) { transition-delay: 0.2s; }
.figure.animate-in .sankey-flow:nth-child(3) { transition-delay: 0.3s; }
.figure.animate-in .sankey-flow:nth-child(4) { transition-delay: 0.4s; }
.figure.animate-in .sankey-flow:nth-child(5) { transition-delay: 0.5s; }
.figure.animate-in .sankey-flow:nth-child(6) { transition-delay: 0.6s; }
.figure.animate-in .sankey-flow:nth-child(7) { transition-delay: 0.7s; }
.figure.animate-in .sankey-flow:nth-child(8) { transition-delay: 0.8s; }
.figure.animate-in .sankey-flow:nth-child(9) { transition-delay: 0.9s; }
.figure.animate-in .sankey-flow:nth-child(10) { transition-delay: 1.0s; }

/* Staggered delays for waterfall rows */
.figure.animate-in .waterfall-row:nth-child(1) { transition-delay: 0.1s; }
.figure.animate-in .waterfall-row:nth-child(2) { transition-delay: 0.2s; }
.figure.animate-in .waterfall-row:nth-child(3) { transition-delay: 0.3s; }
.figure.animate-in .waterfall-row:nth-child(4) { transition-delay: 0.4s; }
.figure.animate-in .waterfall-row:nth-child(5) { transition-delay: 0.5s; }
.figure.animate-in .waterfall-row:nth-child(6) { transition-delay: 0.6s; }
.figure.animate-in .waterfall-row:nth-child(7) { transition-delay: 0.7s; }
.figure.animate-in .waterfall-row:nth-child(8) { transition-delay: 0.8s; }
.figure.animate-in .waterfall-row:nth-child(9) { transition-delay: 0.9s; }
.figure.animate-in .waterfall-row:nth-child(10) { transition-delay: 1.0s; }

/* Staggered delays for expression rows */
.figure.animate-in .expression-row:nth-child(1) { transition-delay: 0.05s; }
.figure.animate-in .expression-row:nth-child(2) { transition-delay: 0.1s; }
.figure.animate-in .expression-row:nth-child(3) { transition-delay: 0.15s; }
.figure.animate-in .expression-row:nth-child(4) { transition-delay: 0.2s; }
.figure.animate-in .expression-row:nth-child(5) { transition-delay: 0.25s; }
.figure.animate-in .expression-row:nth-child(6) { transition-delay: 0.3s; }
.figure.animate-in .expression-row:nth-child(7) { transition-delay: 0.35s; }
.figure.animate-in .expression-row:nth-child(8) { transition-delay: 0.4s; }
.figure.animate-in .expression-row:nth-child(9) { transition-delay: 0.45s; }
.figure.animate-in .expression-row:nth-child(10) { transition-delay: 0.5s; }
.figure.animate-in .expression-row:nth-child(11) { transition-delay: 0.55s; }
.figure.animate-in .expression-row:nth-child(12) { transition-delay: 0.6s; }

/* Waterfall bar animation using scaleX */
.figure[data-animate] .waterfall-bar {
    transform: scaleX(0);
    transform-origin: left center;
}

.figure.animate-in .waterfall-bar {
    transform: scaleX(1);
    transition: transform 0.8s ease-out;
}

.figure.animate-in .waterfall-row:nth-child(1) .waterfall-bar { transition-delay: 0.2s; }
.figure.animate-in .waterfall-row:nth-child(2) .waterfall-bar { transition-delay: 0.35s; }
.figure.animate-in .waterfall-row:nth-child(3) .waterfall-bar { transition-delay: 0.5s; }
.figure.animate-in .waterfall-row:nth-child(4) .waterfall-bar { transition-delay: 0.65s; }
.figure.animate-in .waterfall-row:nth-child(5) .waterfall-bar { transition-delay: 0.8s; }
.figure.animate-in .waterfall-row:nth-child(6) .waterfall-bar { transition-delay: 0.95s; }
.figure.animate-in .waterfall-row:nth-child(7) .waterfall-bar { transition-delay: 1.1s; }
.figure.animate-in .waterfall-row:nth-child(8) .waterfall-bar { transition-delay: 1.25s; }
.figure.animate-in .waterfall-row:nth-child(9) .waterfall-bar { transition-delay: 1.4s; }
.figure.animate-in .waterfall-row:nth-child(10) .waterfall-bar { transition-delay: 1.55s; }

/* Expression bar animation using scaleX */
.figure[data-animate] .expression-bar {
    transform: scaleX(0);
    transform-origin: left center;
}

.figure.animate-in .expression-bar {
    transform: scaleX(1);
    transition: transform 0.6s ease-out;
}

.figure.animate-in .expression-row:nth-child(1) .expression-bar { transition-delay: 0.15s; }
.figure.animate-in .expression-row:nth-child(2) .expression-bar { transition-delay: 0.2s; }
.figure.animate-in .expression-row:nth-child(3) .expression-bar { transition-delay: 0.25s; }
.figure.animate-in .expression-row:nth-child(4) .expression-bar { transition-delay: 0.3s; }
.figure.animate-in .expression-row:nth-child(5) .expression-bar { transition-delay: 0.35s; }
.figure.animate-in .expression-row:nth-child(6) .expression-bar { transition-delay: 0.4s; }
.figure.animate-in .expression-row:nth-child(7) .expression-bar { transition-delay: 0.45s; }
.figure.animate-in .expression-row:nth-child(8) .expression-bar { transition-delay: 0.5s; }
.figure.animate-in .expression-row:nth-child(9) .expression-bar { transition-delay: 0.55s; }
.figure.animate-in .expression-row:nth-child(10) .expression-bar { transition-delay: 0.6s; }
.figure.animate-in .expression-row:nth-child(11) .expression-bar { transition-delay: 0.65s; }
.figure.animate-in .expression-row:nth-child(12) .expression-bar { transition-delay: 0.7s; }

/* Sankey path flow animation - use scaleX for flex items */
.figure[data-animate] .sankey-path {
    transform: scaleX(0);
    transform-origin: left center;
}

.figure[data-animate] .sankey-flow:nth-child(odd) .sankey-path:last-child {
    transform-origin: right center;
}

.figure.animate-in .sankey-path {
    transform: scaleX(1);
    transition: transform 0.5s ease-out;
}

.figure.animate-in .sankey-flow:nth-child(1) .sankey-path { transition-delay: 0.2s; }
.figure.animate-in .sankey-flow:nth-child(2) .sankey-path { transition-delay: 0.3s; }
.figure.animate-in .sankey-flow:nth-child(3) .sankey-path { transition-delay: 0.4s; }
.figure.animate-in .sankey-flow:nth-child(4) .sankey-path { transition-delay: 0.5s; }
.figure.animate-in .sankey-flow:nth-child(5) .sankey-path { transition-delay: 0.6s; }
.figure.animate-in .sankey-flow:nth-child(6) .sankey-path { transition-delay: 0.7s; }
.figure.animate-in .sankey-flow:nth-child(7) .sankey-path { transition-delay: 0.8s; }
.figure.animate-in .sankey-flow:nth-child(8) .sankey-path { transition-delay: 0.9s; }
.figure.animate-in .sankey-flow:nth-child(9) .sankey-path { transition-delay: 1.0s; }
.figure.animate-in .sankey-flow:nth-child(10) .sankey-path { transition-delay: 1.1s; }

/* Hover effects on rows */
.waterfall-row:hover,
.expression-row:hover {
    background: rgba(102, 126, 234, 0.05);
    border-radius: 6px;
    transition: background 0.2s ease;
}

.waterfall-row:hover .waterfall-label,
.expression-row:hover .expression-tissue {
    color: var(--primary-main);
}

/* Pulse effect on final score */
@keyframes pulse-glow {
    0%, 100% {
    box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
    }
    50% {
    box-shadow: 0 0 0 8px rgba(37, 99, 235, 0);
    }
}

.figure.animate-in .waterfall-row:last-child .waterfall-bar.final {
    animation: pulse-glow 2s ease-in-out 2s 2;
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    .figure[data-animate] .sankey-flow,
    .figure[data-animate] .waterfall-row,
    .figure[data-animate] .expression-row {
    opacity: 1;
    transform: none;
    }

    .figure[data-animate] .waterfall-bar,
    .figure[data-animate] .expression-bar,
    .figure[data-animate] .sankey-path {
    transform: scaleX(1) !important;
    }

    .figure.animate-in .waterfall-row:last-child .waterfall-bar.final {
    animation: none;
    }
}

/* Print styles */
@media print {
    .hero {
    background: var(--primary-main) !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
    }

    section {
    page-break-inside: avoid;
    }

    .pull-quote {
    page-break-inside: avoid;
    }

    .figure[data-animate] .sankey-flow,
    .figure[data-animate] .waterfall-row,
    .figure[data-animate] .expression-row {
    opacity: 1;
    transform: none;
    }

    .figure[data-animate] .waterfall-bar,
    .figure[data-animate] .expression-bar,
    .figure[data-animate] .sankey-path {
    transform: scaleX(1) !important;
    }
}