/* ═══════════════════════════════════════════════════
   STIGMERGIC MESH — Editorial Scientific Aesthetic
   Dark substrate, amber accent, typographic precision
   ═══════════════════════════════════════════════════ */

:root {
    --bg-primary: #0a0b0d;
    --bg-secondary: #0f1114;
    --bg-elevated: #151820;
    --bg-card: #12141a;

    --text-primary: #e8e6e1;
    --text-secondary: #9a978f;
    --text-muted: #5c5a54;

    --accent: #c89b3c;
    --accent-dim: #8a6b2a;
    --accent-glow: rgba(200, 155, 60, 0.15);

    --border: #1e2028;
    --border-subtle: #16181e;

    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Menlo', monospace;

    --container-width: 1200px;
    --section-padding: clamp(80px, 12vh, 160px);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 clamp(24px, 4vw, 48px);
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--text-primary); }

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

/* ── Navigation ── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    transition: background 0.4s, padding 0.4s, backdrop-filter 0.4s;
}

.nav.scrolled {
    background: rgba(10, 11, 13, 0.85);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 clamp(24px, 4vw, 48px);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}

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

.nav-links a {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: color 0.2s;
}

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

.nav-cta {
    padding: 8px 20px;
    border: 1px solid var(--accent-dim);
    color: var(--accent) !important;
    font-size: 0.78rem !important;
    letter-spacing: 0.06em !important;
    transition: all 0.3s !important;
}

.nav-cta:hover {
    background: var(--accent);
    color: var(--bg-primary) !important;
    border-color: var(--accent);
}

/* ── Buttons ── */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}

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

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

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

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

.btn-lg {
    padding: 18px 44px;
    font-size: 0.9rem;
}

/* ── Hero ── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-grain {
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    opacity: 0.4;
    pointer-events: none;
}

.hero-mesh {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 800px 600px at 30% 40%, rgba(200, 155, 60, 0.04) 0%, transparent 70%),
        radial-gradient(ellipse 600px 400px at 70% 60%, rgba(200, 155, 60, 0.02) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
    animation: heroFadeIn 1.2s ease-out;
}

@keyframes heroFadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-super {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 28px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5.5vw, 4.2rem);
    font-weight: 400;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 28px;
}

.hero-title em {
    font-style: italic;
    color: var(--accent);
}

.hero-sub {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto 44px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-patent {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

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

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

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ── Section Base ── */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-dim);
    margin-bottom: 20px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 24px;
}

.section-intro {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 720px;
    margin-bottom: 56px;
}

/* ── Reveal Animation ── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Problem Section ── */
.section-problem {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 40px;
    margin-bottom: 64px;
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 12px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.problem-narrative {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.problem-block h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.problem-block p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.problem-quote {
    grid-column: 1 / -1;
    padding: 40px;
    border-left: 2px solid var(--accent);
    background: var(--accent-glow);
}

.problem-quote blockquote {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-style: italic;
    line-height: 1.5;
    color: var(--text-primary);
}

.quote-em {
    color: var(--accent);
    font-weight: 600;
}

/* ── Technology Section ── */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 64px;
}

.tech-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 36px;
    position: relative;
    transition: border-color 0.3s;
}

.tech-card:hover {
    border-color: var(--accent-dim);
}

.tech-card-num {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--accent-dim);
    margin-bottom: 16px;
    font-weight: 700;
}

.tech-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.tech-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.tech-innovation {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: clamp(32px, 5vw, 56px);
}

.tech-innovation h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.tech-innovation p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 720px;
    margin-bottom: 40px;
}

.tech-innovation strong { color: var(--accent); }

.pipeline {
    display: flex;
    align-items: center;
    gap: 8px;
    overflow-x: auto;
    padding: 16px 0;
}

.pipeline-step {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
}

.pipeline-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border: 1px solid var(--accent-dim);
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    flex-shrink: 0;
}

.pipeline-text {
    font-size: 0.78rem;
    font-weight: 500;
    line-height: 1.3;
}

.pipeline-text span {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-muted);
    display: block;
    margin-top: 2px;
}

.pipeline-arrow {
    color: var(--accent-dim);
    font-size: 1.2rem;
    flex-shrink: 0;
}

/* ── Findings Section ── */
.section-findings {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.results-table-wrap {
    overflow-x: auto;
    margin-bottom: 56px;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.results-table th {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    text-align: left;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.th-sub {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: none;
    letter-spacing: 0;
    display: block;
    margin-top: 2px;
}

.results-table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    vertical-align: top;
}

.results-table tr:hover td {
    background: rgba(200, 155, 60, 0.02);
}

.cell-good { color: var(--accent) !important; font-weight: 500; }
.cell-bad { color: #7a3b3b; }

.finding-highlight {
    border-left: 2px solid var(--accent);
    padding-left: 32px;
}

.finding-quote {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    font-style: italic;
    line-height: 1.6;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.finding-detail p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

/* ── Market Section ── */
.market-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 64px;
}

.market-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 36px;
}

.market-value {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 12px;
}

.market-label {
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.market-detail {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.regulatory-grid h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.reg-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.reg-card {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
}

.reg-flag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.1em;
    flex-shrink: 0;
    padding-top: 2px;
}

.reg-text {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.reg-text strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

/* ── Data Section ── */
.section-data {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin-bottom: 56px;
}

.data-num {
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 8px;
}

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

.data-sources h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.source-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 28px;
}

.source-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 6px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.data-cta {
    color: var(--text-secondary);
    font-style: italic;
    border-left: 2px solid var(--accent-dim);
    padding-left: 20px;
}

/* ── Theory Section ── */
.theory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.theory-card {
    padding: 32px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    position: relative;
}

.theory-year {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--accent-dim);
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.theory-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.theory-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.theory-card cite {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    font-style: normal;
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 64px;
    align-items: start;
}

.contact-person h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.contact-person p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 28px;
}

.contact-link {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--text-secondary);
    padding: 8px 0;
    border-bottom: 1px solid var(--border-subtle);
    transition: color 0.2s;
}

.contact-link:hover { color: var(--accent); }

.contact-seeking {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 16px;
}

.contact-cta p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 28px;
}

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

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: start;
    padding-bottom: 32px;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.footer-left p {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-right {
    display: flex;
    gap: 24px;
}

.footer-right a {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding: 20px 0;
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .problem-narrative { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .pipeline { flex-direction: column; align-items: stretch; }
    .pipeline-arrow { text-align: center; transform: rotate(90deg); }
    .footer-inner { flex-direction: column; gap: 24px; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 1.8rem; }
    .hero-actions { flex-direction: column; align-items: center; }
    .stat-number { font-size: 2.4rem; }
}