/* ==========================================================================
   Esgobuy Spreadsheet — festive guochao marketplace guide
   Design system: ui-ux-pro-max (Marketplace/Directory + Vibrant block-based)
   Palette: lion-dance red #DC2626 + festive gold #CA8A04 · Outfit + Rubik
   ========================================================================== */

:root {
  /* light */
  --red: #DC2626;
  --red-deep: #B91C1C;
  --red-soft: #F87171;
  --red-tint: #FEE9E4;
  --gold: #CA8A04;
  --gold-bright: #F59E0B;
  --gold-deep: #B45309;
  --gold-tint: #FDF0D9;
  --bg: #FEF6F3;
  --bg-2: #FBEDE7;
  --surface: #FFFFFF;
  --ink: #3A0D0D;
  --ink-soft: #7A2E2E;
  --body: #44403C;
  --muted: #78716C;
  --border: #F3D9CE;
  --border-strong: #EBC3B4;
  --shadow: 0 10px 30px -12px rgba(153, 27, 27, .28);
  --shadow-sm: 0 4px 14px -6px rgba(153, 27, 27, .22);
  --ring: rgba(220, 38, 38, .45);

  --font-head: "Outfit", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Rubik", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 16px;
  --radius-sm: 12px;
  --radius-lg: 24px;
  --wrap: 1180px;
  --z-nav: 50;
}

[data-theme="dark"] {
  --red: #FB7185;
  --red-deep: #F43F5E;
  --red-soft: #FDA4AF;
  --red-tint: #3A1614;
  --gold: #FBBF24;
  --gold-bright: #FCD34D;
  --gold-deep: #FBBF24;
  --gold-tint: #2E1D12;
  --bg: #160A0A;
  --bg-2: #1E0E0D;
  --surface: #241110;
  --ink: #FCE7E4;
  --ink-soft: #F3C7C0;
  --body: #E7C4BD;
  --muted: #C09A93;
  --border: #4A2320;
  --border-strong: #5C2E2A;
  --shadow: 0 12px 34px -14px rgba(0, 0, 0, .6);
  --shadow-sm: 0 6px 18px -8px rgba(0, 0, 0, .55);
  --ring: rgba(251, 113, 133, .5);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--body);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--font-head); color: var(--ink); line-height: 1.15; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 800; }
h2 { font-size: clamp(1.55rem, 3.4vw, 2.35rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }
p { margin: 0 0 1rem; }
a { color: var(--red-deep); text-decoration: none; }
a:hover { color: var(--red); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { margin: 0 0 1rem; padding-left: 1.25rem; }
li { margin: .35rem 0; }
strong { color: var(--ink); font-weight: 600; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.section { padding: clamp(48px, 8vw, 88px) 0; }
.center { text-align: center; }
.eyebrow { font-family: var(--font-head); font-weight: 700; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--gold-deep); display: inline-flex; align-items: center; gap: .5rem; }
.lead { font-size: 1.12rem; color: var(--ink-soft); max-width: 62ch; }

/* skip link */
.skip { position: absolute; left: -999px; top: 0; background: var(--red); color: #fff; padding: 10px 16px; border-radius: 0 0 10px 0; z-index: 100; }
.skip:focus { left: 0; }

/* focus */
a:focus-visible, button:focus-visible, input:focus-visible, .chip:focus-visible {
  outline: 3px solid var(--ring); outline-offset: 2px; border-radius: 8px;
}

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 48px; padding: 12px 22px; border-radius: 999px; font-family: var(--font-head); font-weight: 600; font-size: 1rem; cursor: pointer; border: 2px solid transparent; transition: background-color .2s, color .2s, border-color .2s, box-shadow .2s; text-align: center; }
.btn svg { width: 20px; height: 20px; flex-shrink: 0; }
.btn-primary { background: var(--red); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--red-deep); color: #fff; }
.btn-gold { background: var(--gold-bright); color: #3A2500; }
.btn-gold:hover { background: var(--gold); color: #3A2500; }
.btn-outline { background: transparent; color: var(--red-deep); border-color: var(--border-strong); }
.btn-outline:hover { border-color: var(--red); color: var(--red); background: var(--red-tint); }
[data-theme="dark"] .btn-outline { color: var(--ink); }
[data-theme="dark"] .btn-gold { color: #2A1600; }

/* ---------- Header / Nav ---------- */
.site-header { position: sticky; top: 0; z-index: var(--z-nav); background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 72px; }
.brand { display: flex; align-items: center; gap: .55rem; font-family: var(--font-head); font-weight: 800; color: var(--ink); font-size: 1.15rem; }
.brand img { height: 34px; width: auto; }
.brand .sub { font-weight: 600; color: var(--gold-deep); font-size: .78rem; letter-spacing: .04em; }
.nav-links { display: flex; align-items: center; gap: .25rem; list-style: none; margin: 0; padding: 0; }
.nav-links a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 14px; border-radius: 10px; color: var(--ink-soft); font-weight: 500; font-size: .95rem; transition: background-color .2s, color .2s; }
.nav-links a:hover, .nav-links a[aria-current="page"] { background: var(--red-tint); color: var(--red-deep); }
.nav-right { display: flex; align-items: center; gap: .5rem; }
.icon-btn { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface); color: var(--ink-soft); cursor: pointer; transition: background-color .2s, color .2s; }
.icon-btn:hover { background: var(--red-tint); color: var(--red-deep); }
.icon-btn svg { width: 20px; height: 20px; }
.nav-toggle { display: none; }
.theme-toggle .moon { display: none; }
[data-theme="dark"] .theme-toggle .sun { display: none; }
[data-theme="dark"] .theme-toggle .moon { display: block; }

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .nav-links { position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--surface); border-bottom: 1px solid var(--border); padding: 8px 16px 18px; transform: translateY(-120%); transition: transform .25s ease; box-shadow: var(--shadow); }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { min-height: 52px; padding: 0 12px; font-size: 1.05rem; border-radius: 12px; }
  .nav .cta-desktop { display: none; }
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background:
  radial-gradient(1100px 480px at 88% -10%, var(--gold-tint), transparent 60%),
  radial-gradient(900px 520px at -5% 8%, var(--red-tint), transparent 55%); }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 48px; align-items: center; padding: clamp(40px, 6vw, 72px) 0 clamp(48px, 6vw, 80px); }
.hero h1 { margin-bottom: .35em; }
.hero h1 .accent { color: var(--red); }
.hero .lead { margin-bottom: 1.5rem; }
.badge-row { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem; }
.badge { display: inline-flex; align-items: center; gap: .4rem; padding: 7px 13px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); font-size: .85rem; font-weight: 500; color: var(--ink-soft); box-shadow: var(--shadow-sm); }
.badge svg { width: 15px; height: 15px; color: var(--gold-deep); }

/* search box */
.searchbox { background: var(--surface); border: 2px solid var(--border-strong); border-radius: var(--radius); padding: 10px; box-shadow: var(--shadow); }
.searchbox form { display: flex; gap: 8px; }
.searchbox input { flex: 1; min-width: 0; border: none; background: transparent; font-family: var(--font-body); font-size: 1rem; color: var(--ink); padding: 0 12px; min-height: 48px; }
.searchbox input::placeholder { color: var(--muted); }
.searchbox .btn { flex-shrink: 0; }
.search-hint { font-size: .82rem; color: var(--muted); margin: 10px 4px 0; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 14px; }
.chip { display: inline-flex; align-items: center; gap: .35rem; min-height: 40px; padding: 6px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); color: var(--ink-soft); font-size: .9rem; font-weight: 500; cursor: pointer; transition: background-color .2s, color .2s, border-color .2s; }
.chip:hover { background: var(--red-tint); border-color: var(--red-soft); color: var(--red-deep); }
.chip svg { width: 15px; height: 15px; }

.hero-cta { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 22px; }

/* hero art */
.hero-art { position: relative; display: grid; place-items: center; min-height: 320px; }
.hero-card { position: relative; width: 100%; max-width: 420px; background: linear-gradient(160deg, var(--red) 0%, var(--red-deep) 100%); border-radius: var(--radius-lg); padding: 30px; color: #fff; box-shadow: 0 24px 50px -20px rgba(153,27,27,.55); overflow: hidden; }
.hero-card::after { content: ""; position: absolute; right: -40px; top: -40px; width: 180px; height: 180px; background: radial-gradient(circle, rgba(251,191,36,.55), transparent 70%); }
.hero-card .mask { width: 76px; height: 76px; margin-bottom: 14px; }
.hero-emblem { display: inline-flex; align-items: center; justify-content: center; width: 60px; height: 60px; border-radius: 18px; background: rgba(251,191,36,.2); border: 1px solid rgba(251,191,36,.4); color: var(--gold-bright); margin-bottom: 16px; }
.hero-emblem svg { width: 30px; height: 30px; }
.hero-card h3 { color: #fff; font-size: 1.35rem; margin-bottom: .3em; }
.hero-card p { color: rgba(255,255,255,.9); margin: 0; font-size: .95rem; }
.hero-flow { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 10px; }
.hero-flow li { display: flex; align-items: center; gap: 10px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); border-radius: 12px; padding: 10px 12px; font-size: .9rem; color: #fff; }
.hero-flow li b { display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 7px; background: var(--gold-bright); color: #3A2500; font-family: var(--font-head); font-weight: 700; font-size: .8rem; flex-shrink: 0; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-art { order: -1; min-height: auto; }
  .hero-card { max-width: 100%; }
}

/* ---------- Gold ribbon divider ---------- */
.ribbon { display: block; width: 100%; height: 28px; color: var(--gold-bright); }
.ribbon svg { display: block; width: 100%; height: 100%; }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); transition: transform .2s, box-shadow .2s, border-color .2s; }
.card.link-card { cursor: pointer; }
.card.link-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--red-soft); }
.card .ico { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 14px; background: var(--red-tint); color: var(--red); margin-bottom: 14px; }
.card .ico svg { width: 24px; height: 24px; }
.card.gold .ico { background: var(--gold-tint); color: var(--gold-deep); }
.card h3 { margin-bottom: .4em; }
.card p { color: var(--body); font-size: .96rem; margin-bottom: .5rem; }
.card .more { font-family: var(--font-head); font-weight: 600; font-size: .9rem; color: var(--red-deep); display: inline-flex; align-items: center; gap: .3rem; }
.card.featured { border-top: 4px solid var(--gold-bright); }

/* numbered flow lanes */
.lane { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); }
.lane .num { position: absolute; top: -16px; left: 24px; width: 40px; height: 40px; border-radius: 12px; background: var(--red); color: #fff; font-family: var(--font-head); font-weight: 800; font-size: 1.1rem; display: grid; place-items: center; box-shadow: var(--shadow-sm); }
.lane h3 { margin-top: 12px; }

/* step list */
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; counter-reset: s; }
.steps > li { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 22px 22px 74px; box-shadow: var(--shadow-sm); counter-increment: s; }
.steps > li::before { content: counter(s); position: absolute; left: 20px; top: 20px; width: 38px; height: 38px; border-radius: 11px; background: linear-gradient(160deg, var(--gold-bright), var(--gold-deep)); color: #3A2500; font-family: var(--font-head); font-weight: 800; display: grid; place-items: center; }
.steps > li h3 { margin: 0 0 .3em; }
.steps > li p { margin: 0; font-size: .96rem; }

/* trust band */
.band { background: linear-gradient(155deg, var(--red-deep), #7f1d1d); color: #fff; }
[data-theme="dark"] .band { background: linear-gradient(155deg, #3a1614, #1c0a0a); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.band h2, .band h3 { color: #fff; }
.band .lead { color: rgba(255,255,255,.85); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 980px) { .trust-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .trust-grid { grid-template-columns: 1fr; } }
.trust-item { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius); padding: 22px; }
.trust-item .ico { display: inline-flex; width: 44px; height: 44px; border-radius: 12px; background: rgba(251,191,36,.22); color: var(--gold-bright); align-items: center; justify-content: center; margin-bottom: 12px; }
.trust-item .ico svg { width: 22px; height: 22px; }
.trust-item h3 { font-size: 1.1rem; }
.trust-item p { color: rgba(255,255,255,.82); font-size: .92rem; margin: 0; }

/* platform pills */
.platforms { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.pf { display: flex; align-items: center; gap: 10px; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 10px 18px; box-shadow: var(--shadow-sm); font-weight: 600; font-family: var(--font-head); color: var(--ink); }
.pf img { height: 26px; width: 26px; object-fit: contain; border-radius: 6px; }
.pf .dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 0 3px color-mix(in srgb, currentColor 12%, transparent); }

/* callout / disclosure */
.callout { border-left: 4px solid var(--gold-bright); background: var(--gold-tint); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; padding: 18px 22px; }
.callout.red { border-color: var(--red); background: var(--red-tint); }
.callout p:last-child { margin: 0; }
.callout strong { color: var(--ink); }

/* two-col split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 28px; } }
.media-frame { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 14px; box-shadow: var(--shadow); }
.media-frame img { border-radius: var(--radius-sm); width: 100%; }
.media-cap { font-size: .82rem; color: var(--muted); text-align: center; margin-top: 10px; }

/* screenshot figure (real official UI) */
.shot { margin: 24px 0 8px; }
.shot .frame { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 12px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.shot .frame::before { content: ""; display: block; height: 26px; background: var(--bg-2); border-radius: 10px 10px 0 0; margin: -12px -12px 12px; border-bottom: 1px solid var(--border); }
.shot .frame .dots { position: absolute; top: 9px; left: 20px; display: flex; gap: 6px; }
.shot .frame .dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--border-strong); display: block; }
.shot .frame .dots i:first-child { background: var(--red-soft); }
.shot .frame .dots i:nth-child(2) { background: var(--gold-bright); }
.shot img { width: 100%; border-radius: 8px; display: block; border: 1px solid var(--border); }
.shot figcaption { font-size: .85rem; color: var(--muted); margin-top: 12px; text-align: center; }
.shot figcaption b { color: var(--ink-soft); font-family: var(--font-head); }

/* photographic figure (real/illustrative photos, no browser chrome) */
figure.photo { margin: 28px 0 6px; }
figure.photo img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow); border: 1px solid var(--border); display: block; }
figure.photo figcaption { font-size: .85rem; color: var(--muted); text-align: center; margin-top: 12px; }
.band figure.photo img { border-color: rgba(255,255,255,.18); }
.band figure.photo figcaption { color: rgba(255,255,255,.8); }

/* video */
.video-block { max-width: 820px; margin: 0 auto; }
.video-frame { position: relative; background: #1a0b0b; border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); aspect-ratio: 16 / 9; }
.video-frame video { width: 100%; height: 100%; display: block; object-fit: contain; background: #1a0b0b; }
.video-cap { font-size: .85rem; color: var(--muted); text-align: center; margin-top: 12px; }

/* compare table */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
table.compare { width: 100%; border-collapse: collapse; min-width: 560px; background: var(--surface); }
table.compare th, table.compare td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--border); font-size: .95rem; }
table.compare thead th { background: var(--red-tint); color: var(--red-deep); font-family: var(--font-head); font-weight: 700; }
table.compare tbody tr:last-child td { border-bottom: none; }
table.compare td:first-child { font-weight: 600; color: var(--ink); }

/* FAQ */
.faq { display: grid; gap: 12px; max-width: 820px; margin: 0 auto; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 4px 20px; box-shadow: var(--shadow-sm); }
.faq summary { cursor: pointer; font-family: var(--font-head); font-weight: 600; color: var(--ink); padding: 16px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .ic { flex-shrink: 0; transition: transform .2s; color: var(--red); }
.faq details[open] summary .ic { transform: rotate(45deg); }
.faq details p { margin: 0 0 16px; color: var(--body); }

/* news list */
.news { display: grid; gap: 12px; }
.news-item { display: flex; gap: 14px; align-items: flex-start; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px 18px; box-shadow: var(--shadow-sm); }
.news-item time { flex-shrink: 0; font-family: var(--font-head); font-weight: 700; font-size: .8rem; color: var(--gold-deep); background: var(--gold-tint); padding: 5px 10px; border-radius: 8px; }
.news-item p { margin: 0; font-size: .95rem; color: var(--ink-soft); }

/* CTA band */
.cta-band { text-align: center; background:
  radial-gradient(700px 300px at 50% 0%, var(--gold-tint), transparent 65%),
  var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.cta-band .btns { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center; margin-top: 24px; }

/* page hero (inner) */
.page-hero { background:
  radial-gradient(900px 380px at 85% -20%, var(--gold-tint), transparent 60%),
  radial-gradient(700px 400px at 0% 0%, var(--red-tint), transparent 55%);
  padding: clamp(40px, 6vw, 68px) 0 clamp(30px, 4vw, 44px); }
.page-hero .lead { margin: 0 auto; }
.breadcrumb { font-size: .85rem; color: var(--muted); margin-bottom: 1rem; }
.breadcrumb a { color: var(--ink-soft); }

/* prose */
.prose { max-width: 760px; }
.prose h2 { margin-top: 2em; }
.prose h3 { margin-top: 1.5em; }
.prose ul li::marker { color: var(--red); }

/* footer */
.site-footer { background: var(--bg-2); border-top: 1px solid var(--border); padding: 56px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
@media (max-width: 900px) { .foot-grid { grid-template-columns: 1fr 1fr; gap: 26px; } }
@media (max-width: 520px) { .foot-grid { grid-template-columns: 1fr; } }
.foot-brand .brand { margin-bottom: 12px; }
.foot-brand p { font-size: .9rem; color: var(--muted); max-width: 34ch; }
.foot-col h4 { font-family: var(--font-head); font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; color: var(--gold-deep); margin-bottom: 12px; }
.foot-col ul { list-style: none; padding: 0; margin: 0; }
.foot-col li { margin: 8px 0; }
.foot-col a { color: var(--ink-soft); font-size: .92rem; }
.foot-col a:hover { color: var(--red); }
.foot-bottom { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: .82rem; color: var(--muted); }
.disclosure { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 18px; font-size: .85rem; color: var(--muted); margin-top: 24px; }
.disclosure strong { color: var(--ink-soft); }

/* sticky mobile CTA */
.mobile-cta { display: none; }
@media (max-width: 720px) {
  .mobile-cta { display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 40; gap: 8px; padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); background: color-mix(in srgb, var(--surface) 94%, transparent); backdrop-filter: blur(8px); border-top: 1px solid var(--border); }
  .mobile-cta .btn { flex: 1; min-height: 46px; font-size: .92rem; padding: 10px 12px; }
  body { padding-bottom: 74px; }
}

.mt-0 { margin-top: 0; }
.section-head { max-width: 640px; margin-bottom: 40px; }
.section-head.center { margin-left: auto; margin-right: auto; }