/* HexaBin marketing site — editorial biophilic
 * Off-White base, Forest Green ink, Chakra Petch display + Manrope UI + JetBrains Mono data.
 * Theme-aware: surfaces/text/borders use the semantic --sb-* tokens (see DESIGN.md → Theming).
 */

.site-body {
    background: var(--sb-bg);
    color: var(--sb-text);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 64px;
    width: 100%;
}

.kicker {
    font-size: 11px;
    font-weight: 700;
    color: var(--sb-accent-ink);
    letter-spacing: 0.16em;
    text-transform: uppercase;
}
.kicker-taupe { color: var(--sb-taupe); }

.display {
    font-family: var(--sb-font-display);
    font-size: clamp(38px, 5.5vw, 58px);
    font-weight: 500;
    color: var(--sb-text);
    letter-spacing: -0.02em;
    line-height: 1.08;
    margin: 20px 0 0;
}
.display em {
    font-style: italic;
    color: var(--sb-accent-ink);
}
.display-light { color: var(--sb-white); }
.display-light em { color: var(--sb-taupe); }

.section { padding: clamp(80px, 12vw, 120px) 0; }
.section-cream { background: var(--sb-bg); }
.section-light { background: var(--sb-surface); }
.section-dark  {
    background: var(--sb-ink);
    color: var(--sb-white);
    position: relative;
    overflow: hidden;
}
.dark-orb {
    position: absolute;
    top: -200px; right: -200px;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(45, 90, 66, 0.40) 0%, transparent 70%);
    pointer-events: none;
}
/* In dark theme the ink sections sit close to the page bg — keep them delineated */
:root[data-theme="dark"] .section-dark,
:root[data-theme="dark"] .site-footer {
    border-top: 1px solid var(--sb-border);
    border-bottom: 1px solid var(--sb-border);
}

/* ── Nav ─────────────────────────────────────────────────────────────── */
.site-nav {
    position: sticky;
    top: 0;
    /* Above Leaflet's internal panes/controls (they go up to z-index 1000) */
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 64px;
    background: var(--sb-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(45, 90, 66, 0.08);
}
.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--sb-text);
}
.nav-logo {
    width: 34px; height: 34px;
    color: var(--sb-accent-ink);
    display: inline-flex;
}
.nav-logo svg { width: 100%; height: 100%; }
.nav-title {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.02em;
}
.nav-badge {
    font-size: 11px;
    font-weight: 600;
    color: var(--sb-text-muted);
    margin-left: 4px;
    padding: 3px 10px;
    border: 1px solid rgba(140, 140, 140, 0.30);
    border-radius: 999px;
    letter-spacing: 0.08em;
}
.nav-links {
    display: flex;
    gap: 36px;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 14px;
    font-weight: 500;
}
.nav-links a {
    color: var(--sb-text);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 120ms ease;
}
.nav-links a:hover { opacity: 1; }
.nav-cta {
    display: flex;
    align-items: center;
    gap: 12px;
}
.nav-signin {
    font-size: 14px;
    color: var(--sb-text);
    text-decoration: none;
    padding: 10px 18px;
    font-weight: 600;
}
.nav-open { padding: 10px 18px; }

/* ── Hero ────────────────────────────────────────────────────────────── */
.hero {
    position: relative;
    padding: 80px 64px 120px;
    background: var(--sb-bg);
    overflow: hidden;
}
.hero-grid-lines {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(45, 90, 66, 0.05) 1px, transparent 1px);
    background-size: 100% 96px;
    pointer-events: none;
}
.hero-wrap {
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 80px;
    align-items: center;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--sb-surface);
    border: 1px solid rgba(45, 90, 66, 0.12);
    font-size: 12px;
    font-weight: 600;
    color: var(--sb-accent-ink);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.hero-badge-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--sb-success);
    box-shadow: 0 0 0 4px rgba(76, 175, 80, 0.18);
}
.hero-title {
    font-family: var(--sb-font-display);
    font-size: clamp(44px, 7vw, 84px);
    line-height: 1.06;
    letter-spacing: -0.02em;
    margin: 32px 0 28px;
    color: var(--sb-text);
    font-weight: 500;
}
.hero-title em { font-style: italic; color: var(--sb-accent-ink); }
.hero-underline { border-bottom: 3px solid var(--sb-taupe); }

.hero-lede {
    font-size: 19px;
    line-height: 1.55;
    color: var(--sb-text);
    opacity: 0.72;
    margin: 0 0 36px;
    max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; align-items: center; }
.hero-cta { padding: 16px 28px; font-size: 15px; border-radius: var(--sb-radius-md); }
.hero-secondary {
    color: var(--sb-text);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 24px;
}
.play-dot {
    display: inline-block;
    width: 28px; height: 28px;
    border-radius: 50%;
    border: 1.5px solid currentColor;
    text-align: center;
    line-height: 24px;
    font-size: 10px;
}
.hero-stats {
    margin-top: 56px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    max-width: 520px;
}
.hero-stat .n {
    font-family: var(--sb-font-display);
    font-size: 38px;
    font-weight: 500;
    color: var(--sb-text);
    letter-spacing: -0.01em;
}
.hero-stat .l {
    font-size: 11px;
    font-weight: 600;
    color: var(--sb-text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: 4px;
}

/* Hero visual */
.hero-visual {
    position: relative;
    height: 600px;
}
.halo {
    position: absolute;
    left: 50%; top: 52%;
    transform: translate(-50%, -50%);
    width: 460px; height: 460px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(189, 183, 107, 0.22) 0%, transparent 70%);
}
.watermark {
    position: absolute;
    left: 50%; top: 50%;
    transform: translate(-50%, -50%);
    width: 520px; height: 520px;
    opacity: 0.07;
    color: var(--sb-accent-ink);
}
.watermark svg { width: 100%; height: 100%; }

.bin-mock {
    position: absolute;
    left: 50%; top: 50%;
    transform: translate(-50%, -50%);
    width: 280px;
    background: var(--sb-surface);
    border-radius: 24px;
    padding: 14px;
    box-shadow: 0 30px 80px rgba(45, 90, 66, 0.16), 0 0 0 1px rgba(45, 90, 66, 0.06);
}
.bin-mock-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 10px 12px;
}
.bin-mock-id {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--sb-text);
}
.logo-tiny { color: var(--sb-accent-ink); width: 14px; height: 14px; display: inline-flex; }
.logo-tiny svg { width: 100%; height: 100%; }
.bin-mock-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    font-weight: 600;
    color: var(--sb-success);
    letter-spacing: 0.08em;
}
.bin-mock-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--sb-success); }

.bin-mock-slats { display: flex; flex-direction: column; gap: 4px; }
.slat {
    height: 56px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 14px;
    color: var(--sb-ink); /* solid category-color slat bg — dark text in both themes */
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.10em;
}
.bars {
    width: 56px; height: 4px;
    display: inline-block;
    position: relative;
}
.bars.b0 { background: linear-gradient(to right, rgba(0,0,0,0.1) 0 8px, transparent 8px 11px, rgba(0,0,0,0.1) 11px 19px, transparent 19px 22px, rgba(0,0,0,0.1) 22px 30px, transparent 30px 33px, rgba(0,0,0,0.1) 33px 41px, transparent 41px 44px, rgba(0,0,0,0.1) 44px 52px); }
.bars.b1 { background: linear-gradient(to right, rgba(0,0,0,0.4) 0 8px, transparent 8px 11px, rgba(0,0,0,0.1) 11px 19px, transparent 19px 22px, rgba(0,0,0,0.1) 22px 30px, transparent 30px 33px, rgba(0,0,0,0.1) 33px 41px, transparent 41px 44px, rgba(0,0,0,0.1) 44px 52px); }
.bars.b2 { background: linear-gradient(to right, rgba(0,0,0,0.4) 0 8px, transparent 8px 11px, rgba(0,0,0,0.4) 11px 19px, transparent 19px 22px, rgba(0,0,0,0.1) 22px 30px, transparent 30px 33px, rgba(0,0,0,0.1) 33px 41px, transparent 41px 44px, rgba(0,0,0,0.1) 44px 52px); }
.bars.b3 { background: linear-gradient(to right, rgba(0,0,0,0.4) 0 8px, transparent 8px 11px, rgba(0,0,0,0.4) 11px 19px, transparent 19px 22px, rgba(0,0,0,0.4) 22px 30px, transparent 30px 33px, rgba(0,0,0,0.1) 33px 41px, transparent 41px 44px, rgba(0,0,0,0.1) 44px 52px); }
.bars.b4 { background: linear-gradient(to right, rgba(0,0,0,0.4) 0 8px, transparent 8px 11px, rgba(0,0,0,0.4) 11px 19px, transparent 19px 22px, rgba(0,0,0,0.4) 22px 30px, transparent 30px 33px, rgba(0,0,0,0.4) 33px 41px, transparent 41px 44px, rgba(0,0,0,0.1) 44px 52px); }
.bars.b5 { background: linear-gradient(to right, rgba(0,0,0,0.4) 0 8px, transparent 8px 11px, rgba(0,0,0,0.4) 11px 19px, transparent 19px 22px, rgba(0,0,0,0.4) 22px 30px, transparent 30px 33px, rgba(0,0,0,0.4) 33px 41px, transparent 41px 44px, rgba(0,0,0,0.4) 44px 52px); }

.bin-mock-coords {
    display: flex;
    justify-content: space-between;
    padding: 12px 10px 4px;
    font-size: 10px;
    color: var(--sb-text-muted);
    font-family: var(--sb-font-mono);
}

.float-chip {
    position: absolute;
    background: var(--sb-surface);
    padding: 14px 16px;
    border-radius: 12px;
    box-shadow: var(--sb-shadow-float);
    z-index: 4;
}
.float-chip-classify {
    right: 0;
    top: 60px;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 220px;
}
.chip-swatch {
    width: 36px; height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    color: var(--sb-ink); /* solid category-color swatch bg — dark text in both themes */
}
.chip-kicker {
    font-size: 10px;
    color: var(--sb-text-muted);
    font-weight: 600;
    letter-spacing: 0.08em;
}
.chip-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--sb-text);
    margin-top: 2px;
}
.chip-sub {
    font-size: 11px;
    color: var(--sb-text-muted);
    margin-top: 2px;
}
.float-chip-today {
    left: 0;
    bottom: 70px;
    min-width: 200px;
}
.chip-big {
    font-size: 22px;
    font-weight: 700;
    color: var(--sb-text);
    font-family: var(--sb-font-display);
    margin-top: 4px;
}
.chip-bars {
    display: flex;
    gap: 3px;
    margin-top: 6px;
}
.chip-bars span { height: 4px; border-radius: 2px; }

/* ── About ───────────────────────────────────────────────────────────── */
.about-grid {
    display: grid;
    grid-template-columns: 0.4fr 0.6fr;
    gap: 120px;
}
.about-headline {
    position: sticky;
    top: 100px;
    align-self: start;
}
.about-body p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--sb-text);
    opacity: 0.72;
    margin: 0 0 24px;
}
.about-body p.lede {
    font-size: 22px;
    line-height: 1.5;
    opacity: 1;
    color: var(--sb-text);
    font-weight: 400;
    margin-bottom: 32px;
}
.about-body strong { opacity: 1; }
.about-stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--sb-border-strong);
    border-radius: 16px;
    overflow: hidden;
    margin-top: 24px;
}
.about-stat-cell {
    background: var(--sb-surface);
    padding: 28px 24px;
}
.cell-key {
    font-size: 11px;
    color: var(--sb-text-muted);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.cell-num {
    font-family: var(--sb-font-display);
    font-size: 36px;
    font-weight: 500;
    color: var(--sb-text);
    margin-top: 6px;
    letter-spacing: -0.02em;
}
.cell-num.cell-num-soon {
    font-family: var(--sb-font-mono);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    opacity: 0.55;
    margin-top: 14px;
}
.cell-note {
    font-size: 13px;
    color: var(--sb-text);
    opacity: 0.6;
    margin-top: 4px;
}

/* ── Section heads ───────────────────────────────────────────────────── */
.section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 48px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}
.section-aside {
    font-size: 13px;
    color: var(--sb-text);
    opacity: 0.6;
    max-width: 320px;
    line-height: 1.55;
    margin: 0;
}

/* ── Modules ─────────────────────────────────────────────────────────── */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.module-card {
    background: var(--sb-surface);
    border-radius: 16px;
    padding: 32px;
    position: relative;
    overflow: hidden;
    min-height: 280px;
    box-shadow: var(--sb-shadow-card);
}
.module-accent {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 6px;
    background: var(--accent, var(--sb-forest));
}
.module-accent-gradient {
    background: linear-gradient(135deg, #9370DB, #1E90FF);
}
.module-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 28px;
}
.module-no {
    font-size: 11px;
    font-weight: 700;
    color: var(--sb-text-muted);
    letter-spacing: 0.16em;
}
.module-chip {
    width: 48px; height: 48px;
    border-radius: 12px;
    opacity: 0.95;
}
.module-chip-gradient { background: linear-gradient(135deg, #9370DB, #1E90FF); }
.module-name {
    font-family: var(--sb-font-display);
    font-size: 34px;
    font-weight: 500;
    color: var(--sb-text);
    letter-spacing: -0.02em;
    margin: 0 0 4px;
}
.module-tag {
    font-size: 12px;
    color: var(--sb-text-muted);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.module-card p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--sb-text);
    opacity: 0.7;
    margin: 0;
}

/* ── Stats (dark) ────────────────────────────────────────────────────── */
.stats-head {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: end;
    margin-top: 20px;
    margin-bottom: 64px;
}
.stats-aside {
    font-size: 14px;
    opacity: 0.65;
    line-height: 1.6;
    color: var(--sb-white);
    margin: 0;
}
.stats-capabilities {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 32px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.10);
}
.stats-capability {
    padding-left: 20px;
    border-left: 2px solid var(--sb-taupe);
}
.capability-key {
    font-family: var(--sb-font-mono);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--sb-white);
}
.capability-desc {
    margin: 10px 0 0;
    font-size: 13px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.6);
}
.stats-footnote {
    margin-top: 56px;
    font-family: var(--sb-font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--sb-taupe);
}

/* ── Map (public site) ───────────────────────────────────────────────── */
.map-legend-inline {
    display: flex;
    gap: 24px;
    align-items: center;
    font-size: 13px;
    color: var(--sb-text);
    opacity: 0.7;
}
.map-legend-inline .dot {
    display: inline-block;
    width: 10px; height: 10px;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
}
.map-wrap {
    position: relative;
    /* Stacking context so Leaflet's z-indexed panes stay inside the wrapper */
    z-index: 0;
    height: 540px;
    border-radius: 24px;
    overflow: hidden;
    background: var(--sb-surface-2);
    border: 1px solid var(--sb-border-strong);
}
#hexabin-map { position: absolute; inset: 0; }
.map-ribbon {
    position: absolute;
    top: 24px; left: 24px;
    padding: 10px 16px;
    background: var(--sb-surface);
    border-radius: 10px;
    font-size: 11px;
    font-weight: 700;
    color: var(--sb-text);
    letter-spacing: 0.08em;
    z-index: 500;
    box-shadow: var(--sb-shadow-card);
}

/* Custom Leaflet pin marker */
.sb-pin-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}
.sb-pin-label {
    background: var(--sb-surface);
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 700;
    color: var(--sb-text);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    white-space: nowrap;
}
.sb-pin-dot {
    width: 14px; height: 14px;
    border-radius: 50%;
    border: 3px solid var(--sb-white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* ── Media ───────────────────────────────────────────────────────────── */
.media-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 24px;
    margin-top: 56px;
}
.media-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 3 / 4;
    color: var(--sb-white);
}
.media-card-large { aspect-ratio: 4 / 3; }
.media-stripes {
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.05) 0 2px, transparent 2px 16px);
}
.media-tag {
    position: absolute;
    top: 20px; left: 20px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.16);
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    color: var(--sb-white);
    letter-spacing: 0.08em;
}
.media-tag .dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--sb-surface);
}
.media-coming-soon {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    padding: 10px 18px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    color: var(--sb-white);
    font-family: var(--sb-font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    white-space: nowrap;
}
.media-foot {
    position: absolute;
    bottom: 24px; left: 24px; right: 24px;
}
.media-placeholder {
    font-family: var(--sb-font-mono);
    font-size: 10px;
    opacity: 0.7;
    letter-spacing: 0.1em;
}
.media-title {
    font-family: var(--sb-font-display);
    font-size: 30px;
    font-weight: 500;
    letter-spacing: -0.02em;
    margin-top: 8px;
}
.media-sub { font-size: 13px; opacity: 0.75; margin-top: 4px; }

.media-card-3d model-viewer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    --poster-color: transparent;
    --progress-bar-color: var(--sb-taupe);
    --progress-bar-height: 2px;
    --progress-mask: transparent;
}
.media-card-3d .media-tag,
.media-card-3d .media-foot {
    z-index: 4;
    pointer-events: none;
}
.media-card-3d .media-foot {
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.45);
}
.model-poster {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #2D5A42;
}
.model-poster-label {
    position: relative;
    color: rgba(255, 255, 255, 0.85);
    font-family: var(--sb-font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    z-index: 2;
}
.media-ctrls {
    position: absolute;
    top: 20px; right: 20px;
    z-index: 5;
    display: flex;
    gap: 8px;
}
.media-ctrl {
    width: 38px; height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    color: var(--sb-white);
    cursor: pointer;
    transition: background 160ms ease, transform 160ms ease;
}
.media-ctrl svg { width: 16px; height: 16px; }
.media-ctrl:hover { background: rgba(255, 255, 255, 0.3); transform: scale(1.06); }

/* ── 3D model popup ─────────────────────────────────────────────────── */
.model-modal {
    position: fixed;
    inset: 0;
    /* Above the sticky nav (1100), which itself sits above Leaflet (1000) */
    z-index: 1200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.model-modal[hidden] { display: none; }
.model-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 22, 19, 0.82);
    backdrop-filter: blur(4px);
}
.model-modal-panel {
    position: relative;
    width: min(92vw, 1100px);
    height: min(85vh, 780px);
    border-radius: var(--sb-radius-lg);
    overflow: hidden;
    background: var(--sb-forest);
    box-shadow: var(--sb-shadow-float);
    animation: sbFadeIn 240ms ease-out both;
}
.model-modal-stage { position: absolute; inset: 0; }
.model-modal-stage model-viewer {
    width: 100%;
    height: 100%;
    --poster-color: transparent;
    --progress-bar-color: var(--sb-taupe);
    --progress-bar-height: 2px;
}
.model-modal-close,
.model-modal-reset {
    position: absolute;
    top: 16px; right: 16px;
    z-index: 2;
    width: 38px; height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    color: var(--sb-white);
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
    transition: background 160ms ease;
}
.model-modal-reset { right: 62px; }
.model-modal-reset svg { width: 16px; height: 16px; }
.model-modal-close:hover,
.model-modal-reset:hover { background: rgba(255, 255, 255, 0.3); }

/* ── Footer ──────────────────────────────────────────────────────────── */
.site-footer {
    background: var(--sb-ink);
    color: var(--sb-white);
    padding: 80px 0 32px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 56px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.6;
    opacity: 0.6;
    max-width: 360px;
    margin-top: 16px;
}
.footer-brand-row {
    display: flex;
    align-items: center;
    gap: 14px;
}
.footer-logo {
    width: 44px; height: 44px;
    color: var(--sb-white);
    display: inline-flex;
}
.footer-logo svg { width: 100%; height: 100%; }
.footer-name {
    font-family: var(--sb-font-display);
    font-size: 44px;
    font-weight: 500;
}
.footer-h {
    font-size: 11px;
    font-weight: 700;
    opacity: 0.5;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.footer-col a, .footer-col p {
    display: block;
    color: var(--sb-white);
    font-size: 14px;
    text-decoration: none;
    opacity: 0.8;
    margin: 0 0 10px;
}
.footer-cta {
    display: inline-block !important;
    padding: 10px 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: var(--sb-white);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    margin-top: 4px;
    opacity: 1 !important;
}
.footer-bottom {
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    opacity: 0.5;
}

/* ── Responsive ─────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .site-nav { padding: 16px 32px; }
    .container { padding: 0 32px; }
    .hero { padding: 64px 32px 96px; }
    .hero-wrap { grid-template-columns: 1fr; gap: 48px; }
    .hero-visual { height: 520px; }
    .about-grid { grid-template-columns: 1fr; gap: 48px; }
    .about-headline { position: static; }
    .modules-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-head { grid-template-columns: 1fr; gap: 24px; }
    .stats-capabilities { grid-template-columns: repeat(2, 1fr); }
    .media-grid { grid-template-columns: 1fr 1fr; }
    .media-card-large { grid-column: 1 / -1; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
    .site-nav { padding: 14px 18px; flex-wrap: wrap; gap: 12px; }
    .nav-links { display: none; }
    .container { padding: 0 18px; }
    .hero { padding: 48px 18px 72px; }
    .hero-actions { flex-wrap: wrap; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .hero-visual { height: 460px; }
    .modules-grid { grid-template-columns: 1fr; }
    .stats-capabilities { grid-template-columns: 1fr; }
    .media-grid { grid-template-columns: 1fr; }
    .model-modal { padding: 12px; }
    .model-modal-panel { width: 100%; height: 80vh; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 8px; }
}