/* ── Theme tokens ───────────────────────────────────────────────
   Light (white & gold) is the default. Dark is opt-in via [data-theme="dark"].
   Gold used for TEXT is darkened in light mode to keep ≥4.5:1 contrast on white. */
:root {
  --bg: #ffffff;
  --bg-2: #faf7f0;
  --bg-3: #f4eee0;
  --surface: #ffffff;
  --surface-2: #fbf8f1;
  --hdr-bg: rgba(255, 255, 255, 0.86);
  --field-bg: #ffffff;
  --line: rgba(176, 141, 60, 0.32);
  --line-soft: rgba(17, 24, 39, 0.09);
  --gold: #b08d3c;            /* decorative gold (borders, icons, fills) */
  --gold-hi: #8a6a1f;         /* gold for text/links on white */
  --gold-lo: #6f5418;
  --gold-soft: rgba(176, 141, 60, 0.10);
  --btn-gold-1: #d9b864;
  --btn-gold-2: #b8913b;
  --btn-gold-ink: #241a05;
  --ink: #141823;
  --ink-2: #3c4253;
  --ink-3: #646b7d;
  --navy: #0f1d3d;
  --ok: #157a4f;
  --warn: #8a5a00;
  --bad: #b3261e;
  --info: #1f5fad;
  --alert-ok-bg: #edf8f2; --alert-ok-fg: #0f5132;
  --alert-bad-bg: #fdeeed; --alert-bad-fg: #842029;
  --alert-warn-bg: #fff6e0; --alert-warn-fg: #664d03;
  --shadow: 0 1px 2px rgba(17, 24, 39, 0.04), 0 12px 32px -18px rgba(17, 24, 39, 0.18);
  --shadow-gold: 0 0 0 1px rgba(176, 141, 60, 0.18), 0 30px 70px -40px rgba(176, 141, 60, 0.55);
  --glow: radial-gradient(1100px 520px at 85% -10%, rgba(217, 184, 100, 0.20), transparent 60%), radial-gradient(800px 400px at -10% 10%, rgba(15, 29, 61, 0.05), transparent 60%);
  --radius: 14px;
  --serif: 'Iowan Old Style', 'Palatino Linotype', Palatino, Georgia, 'Times New Roman', serif;
  --sans: ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #05070d;
  --bg-2: #070d1f;
  --bg-3: #0b1530;
  --surface: rgba(17, 30, 66, 0.55);
  --surface-2: rgba(11, 21, 48, 0.7);
  --hdr-bg: rgba(5, 7, 13, 0.75);
  --field-bg: rgba(5, 7, 13, 0.55);
  --line: rgba(201, 165, 76, 0.22);
  --line-soft: rgba(255, 255, 255, 0.09);
  --gold: #c9a54c;
  --gold-hi: #e3c677;
  --gold-lo: #9c7d32;
  --gold-soft: rgba(201, 165, 76, 0.10);
  --btn-gold-1: #e3c677;
  --btn-gold-2: #c9a54c;
  --btn-gold-ink: #1a1406;
  --ink: #f3efe4;
  --ink-2: #c4c8d4;
  --ink-3: #8a91a6;
  --navy: #e3c677;
  --ok: #4fbf8b;
  --warn: #e0b24a;
  --bad: #e2675b;
  --info: #6aa2e8;
  --alert-ok-bg: rgba(79,191,139,.08); --alert-ok-fg: #c9f2dd;
  --alert-bad-bg: rgba(226,103,91,.08); --alert-bad-fg: #ffd3cd;
  --alert-warn-bg: rgba(224,178,74,.08); --alert-warn-fg: #f7e3b3;
  --shadow: none;
  --shadow-gold: 0 0 0 1px rgba(201,165,76,.06), 0 30px 80px -40px rgba(201,165,76,.35);
  --glow: radial-gradient(1200px 600px at 80% -10%, rgba(201,165,76,0.10), transparent 60%), linear-gradient(180deg, #070d1f, #05070d 75%);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { background: var(--bg); }
body { background: var(--bg); color: var(--ink); font: 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; min-height: 100vh; transition: background .2s ease, color .2s ease; }
body::before { content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none; background: var(--glow); }
a { color: var(--gold-hi); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -0.01em; line-height: 1.15; margin: 0 0 .5em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; color: var(--ink-2); }
:focus-visible { outline: 2px solid var(--gold-hi); outline-offset: 2px; border-radius: 4px; }

.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 28px; } }
.section { padding: 64px 0; }
.eyebrow { font: 600 12px/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--gold); margin-bottom: 14px; display: block; }
.muted { color: var(--ink-3); }
.gold { color: var(--gold-hi); }
.center { text-align: center; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spread { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.grid { display: grid; gap: 18px; }
@media (min-width: 720px) { .g2 { grid-template-columns: repeat(2, 1fr); } .g3 { grid-template-columns: repeat(3, 1fr); } .g4 { grid-template-columns: repeat(4, 1fr); } }
.stack > * + * { margin-top: 14px; }

/* Header */
.hdr { position: sticky; top: 0; z-index: 20; backdrop-filter: blur(14px); background: var(--hdr-bg); border-bottom: 1px solid var(--line); }
.hdr .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-family: var(--serif); font-size: 20px; font-weight: 600; letter-spacing: .02em; }
.brand:hover { text-decoration: none; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--gold); border-radius: 8px; color: var(--gold-hi); font: 700 14px/1 var(--sans); letter-spacing: .04em; background: linear-gradient(135deg, var(--gold-soft), transparent); }
.nav { display: none; gap: 22px; font-size: 14px; }
.nav a { color: var(--ink-2); }
.nav a:hover { color: var(--gold-hi); text-decoration: none; }
@media (min-width: 860px) { .nav { display: flex; } }
.hdr-actions { display: flex; gap: 8px; align-items: center; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 42px; padding: 0 18px; border-radius: 10px; border: 1px solid var(--line); background: transparent; color: var(--ink); font: 600 14px/1 var(--sans); cursor: pointer; transition: all .15s ease; white-space: nowrap; }
.btn:hover { border-color: var(--gold); text-decoration: none; }
.btn-gold { background: linear-gradient(180deg, var(--btn-gold-1), var(--btn-gold-2)); color: var(--btn-gold-ink); border-color: var(--btn-gold-2); box-shadow: 0 6px 18px -10px rgba(176,141,60,.8); }
.btn-gold:hover { filter: brightness(1.06); }
.btn-sm { min-height: 32px; padding: 0 12px; font-size: 13px; border-radius: 8px; }
.btn-lg { min-height: 52px; padding: 0 26px; font-size: 15px; }
.btn-danger { border-color: color-mix(in srgb, var(--bad) 45%, transparent); color: var(--bad); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.card-gold { border-color: var(--line); box-shadow: var(--shadow-gold); }
.card h3 { margin-bottom: 6px; }
.kpi { font-family: var(--serif); font-size: 2.2rem; color: var(--gold-hi); line-height: 1; }

/* Hero */
.hero { padding: 72px 0 40px; }
.hero p.lead { font-size: 1.15rem; max-width: 640px; }
.rule { height: 1px; background: linear-gradient(90deg, transparent, var(--gold), transparent); opacity: .5; margin: 0; border: 0; }

/* Event spotlight */
.spot { display: grid; gap: 28px; padding: 28px; }
@media (min-width: 900px) { .spot { grid-template-columns: 1.3fr 1fr; padding: 40px; } }
.datebox { display: flex; gap: 18px; align-items: center; }
.datebox .d { font-family: var(--serif); font-size: 64px; line-height: .9; color: var(--gold-hi); }
.datebox .m { font: 600 13px/1.3 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); }
.countdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.countdown div { text-align: center; padding: 14px 6px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-2); }
.countdown b { display: block; font-family: var(--serif); font-size: 30px; color: var(--ink); font-weight: 600; }
.countdown span { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }

/* Badges */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; font: 600 11px/1.4 var(--sans); letter-spacing: .06em; text-transform: uppercase; border: 1px solid var(--line-soft); color: var(--ink-2); white-space: nowrap; }
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.b-ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 35%, transparent); background: color-mix(in srgb, var(--ok) 6%, transparent); }
.b-warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 35%, transparent); background: color-mix(in srgb, var(--warn) 6%, transparent); }
.b-bad { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 35%, transparent); background: color-mix(in srgb, var(--bad) 6%, transparent); }
.b-info { color: var(--info); border-color: color-mix(in srgb, var(--info) 35%, transparent); background: color-mix(in srgb, var(--info) 6%, transparent); }
.b-gold { color: var(--gold-hi); border-color: var(--line); background: var(--gold-soft); }

/* Agenda */
.agenda { list-style: none; margin: 0; padding: 0; }
.agenda li { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line-soft); }
.agenda time { font: 600 14px/1.5 var(--mono); color: var(--gold-hi); }
.agenda .track { font-size: 12px; color: var(--ink-3); letter-spacing: .08em; text-transform: uppercase; }
@media (max-width: 520px) { .agenda li { grid-template-columns: 1fr; gap: 4px; } }

/* Forms */
.form { display: grid; gap: 16px; }
.form .two { display: grid; gap: 16px; }
@media (min-width: 640px) { .form .two { grid-template-columns: 1fr 1fr; } }
label.f { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
input, select, textarea { width: 100%; min-height: 44px; padding: 10px 12px; border-radius: 10px; border: 1px solid color-mix(in srgb, var(--ink) 16%, transparent); background: var(--field-bg); color: var(--ink); font: 15px/1.4 var(--sans); }
textarea { min-height: 96px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px var(--gold-soft); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--ink-2); font-weight: 400; }
.check input { width: 18px; min-height: 18px; height: 18px; margin-top: 3px; accent-color: var(--gold); }
.err { color: var(--bad); font-size: 13px; font-weight: 500; }
.alert { padding: 14px 16px; border-radius: 12px; border: 1px solid; font-size: 14px; }
.alert-bad { border-color: color-mix(in srgb, var(--bad) 40%, transparent); background: var(--alert-bad-bg); color: var(--alert-bad-fg); }
.alert-ok { border-color: color-mix(in srgb, var(--ok) 40%, transparent); background: var(--alert-ok-bg); color: var(--alert-ok-fg); }
.alert-warn { border-color: color-mix(in srgb, var(--warn) 40%, transparent); background: var(--alert-warn-bg); color: var(--alert-warn-fg); }

.tickets { display: grid; gap: 12px; }
.ticket { display: flex; gap: 14px; align-items: flex-start; padding: 16px; border-radius: 12px; border: 1px solid var(--line-soft); cursor: pointer; background: var(--surface-2); }
.ticket.on { border-color: var(--gold); background: var(--gold-soft); }
.ticket input { width: 18px; min-height: 18px; height: 18px; margin-top: 4px; accent-color: var(--gold); }
.ticket .price { margin-left: auto; font-family: var(--serif); color: var(--gold-hi); white-space: nowrap; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line-soft); font-size: 13px; cursor: pointer; background: transparent; color: var(--ink-2); }
.chip.on { border-color: var(--gold); color: var(--gold-hi); background: var(--gold-soft); }

/* Tables */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line-soft); border-radius: 12px; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 760px; }
.tbl th { text-align: left; font: 600 11px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); padding: 12px; border-bottom: 1px solid var(--line-soft); background: var(--surface-2); }
.tbl td { padding: 12px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.tbl tr:last-child td { border-bottom: 0; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line-soft); overflow-x: auto; margin-bottom: 22px; }
.tab { padding: 12px 14px; color: var(--ink-3); border: 0; background: none; font: 600 14px/1 var(--sans); cursor: pointer; border-bottom: 2px solid transparent; white-space: nowrap; }
.tab.on { color: var(--gold-hi); border-bottom-color: var(--gold); }

.ftr { border-top: 1px solid var(--line); margin-top: 80px; padding: 36px 0; font-size: 13px; color: var(--ink-3); background: var(--bg-2); }
.qr { background: #fff; border: 1px solid var(--line-soft); padding: 12px; border-radius: 12px; width: 220px; height: 220px; }
.code { font: 600 18px/1 var(--mono); letter-spacing: .14em; color: var(--gold-hi); }
.sandbox-banner { background: repeating-linear-gradient(45deg, var(--alert-warn-bg) 0 12px, transparent 12px 24px); border: 1px dashed var(--warn); color: var(--alert-warn-fg); padding: 12px 16px; border-radius: 12px; font-weight: 600; font-size: 14px; }
.steps { counter-reset: s; }
.steps .card { position: relative; padding-top: 52px; }
.steps .card::before { counter-increment: s; content: '0' counter(s); position: absolute; top: 18px; left: 22px; font: 600 13px/1 var(--mono); color: var(--gold); letter-spacing: .1em; }
.sponsors { display: flex; flex-wrap: wrap; gap: 12px; }
.sponsor { padding: 14px 18px; border: 1px solid var(--line-soft); border-radius: 12px; font-weight: 600; }

/* ── Pillar illustrations ── */
.pv { width: 100%; height: auto; display: block; overflow: visible; }
.pv-ring { fill: none; stroke: var(--line); stroke-width: 1.5; }
.pv-ring-thick { fill: none; stroke: var(--line-soft); stroke-width: 12; }
.pv-arc { fill: none; stroke: var(--gold); stroke-width: 12; stroke-linecap: round; }
.pv-dash { stroke-dasharray: 5 7; }
.pv-link { stroke: var(--gold); stroke-width: 1.4; opacity: .55; fill: none; }
.pv-faint { opacity: .25; }
.pv-faint-2 { opacity: .28; }
.pv-card { fill: var(--surface); stroke: var(--line); stroke-width: 1.2; }
.pv-raised { filter: drop-shadow(0 14px 22px rgba(17,24,39,.10)); }
.pv-gold-border { stroke: var(--gold); stroke-width: 2; }
.pv-gold { fill: var(--gold); }
.pv-core { fill: var(--navy); }
:root[data-theme="dark"] .pv-core { fill: #12204a; }
.pv-on-core { fill: #f3efe4; }
.pv-on-core-t { fill: #f3efe4; font: 600 18px var(--serif); }
.pv-mark { fill: var(--btn-gold-1); font: 700 30px var(--sans); letter-spacing: .04em; }
.pv-label { fill: var(--ink-3); font: 600 12px var(--sans); letter-spacing: .02em; }
.pv-strong { fill: var(--gold-hi); }
.pv-big { fill: var(--ink); font: 600 34px var(--serif); }
.pv-badge { fill: var(--gold-soft); stroke: var(--gold); stroke-width: 1; }
.pv-badge-t { fill: var(--gold-hi); font: 700 11px var(--sans); letter-spacing: .06em; }
.pv-line-fill { fill: color-mix(in srgb, var(--ink) 14%, transparent); }
.pv-muted-fill { fill: color-mix(in srgb, var(--ink) 22%, transparent); }
.pv-ink-fill { fill: var(--ink); }
.pv-icon { fill: var(--gold-soft); stroke: var(--gold); stroke-width: 1.5; }
.pv-head { fill: var(--navy); }
:root[data-theme="dark"] .pv-head { fill: #12204a; }
.pv-head-t { fill: #f3efe4; font: 600 15px var(--serif); }
.pv-ink-t { fill: var(--ink); }
.pv-bubble { fill: color-mix(in srgb, var(--ink) 7%, transparent); }
.pv-bubble-me { fill: var(--gold-soft); stroke: var(--line); }
.pv-field { fill: var(--surface-2); stroke: var(--line-soft); }
.pv-mono { fill: var(--ink-3); font: 600 12px var(--mono); }
.pv-stroke-only { fill: none; stroke: var(--gold); stroke-width: 2.5; }

/* ── Hero carousel ── */
.hero-x { position: relative; padding: 44px 0 24px; }
.hero-x .slide { display: grid; gap: 28px; align-items: center; min-height: 500px; }
@media (min-width: 920px) { .hero-x .slide { grid-template-columns: 1.05fr 1fr; gap: 48px; } }
.hero-x .slide[hidden] { display: none; }
.hero-x .visual { max-width: 520px; width: 100%; justify-self: center; }
.hero-x h1 { font-size: clamp(2.2rem, 4.2vw, 3.5rem); }
.hero-x .lead { font-size: 1.12rem; max-width: 600px; color: var(--ink-2); }
.fade-in { animation: cxFade .55s ease both; }
@keyframes cxFade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .fade-in { animation: none; } }
.hero-tabs { display: flex; gap: 8px; overflow-x: auto; padding: 6px 2px 2px; margin-top: 18px; scrollbar-width: none; }
.hero-tabs::-webkit-scrollbar { display: none; }
.hero-tab { position: relative; flex: 0 0 auto; padding: 10px 14px 12px; border-radius: 10px; border: 1px solid var(--line-soft); background: var(--surface); color: var(--ink-2); font: 600 13px/1 var(--sans); cursor: pointer; overflow: hidden; }
.hero-tab.on { border-color: var(--gold); color: var(--gold-hi); background: var(--gold-soft); }
.hero-tab .bar { position: absolute; left: 0; bottom: 0; height: 2px; background: var(--gold); width: 0; }
.hero-tab.on .bar.run { animation: cxBar var(--dur, 7s) linear forwards; }
@keyframes cxBar { from { width: 0; } to { width: 100%; } }
.hero-ctrl { display: flex; gap: 8px; align-items: center; }
.points { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 10px; }
.points li { display: flex; gap: 10px; color: var(--ink-2); }
.points li::before { content: ''; flex: 0 0 18px; height: 18px; margin-top: 3px; border-radius: 50%; background: var(--gold-soft); border: 1px solid var(--gold); box-shadow: inset 0 0 0 4px var(--surface); background-color: var(--gold); }
.soon { font: 700 10px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; padding: 5px 8px; border-radius: 999px; border: 1px dashed var(--line); color: var(--ink-3); }

/* ── Pillar bands ── */
.band { padding: 84px 0; }
.band.alt { background: var(--bg-2); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.band .inner { display: grid; gap: 36px; align-items: center; }
@media (min-width: 920px) { .band .inner { grid-template-columns: 1fr 1fr; gap: 64px; } .band.flip .inner > .copy { order: 2; } }
.band .num { font: 600 64px/1 var(--serif); color: var(--gold); opacity: .35; margin-bottom: 6px; }
.pillar-card { display: flex; flex-direction: column; gap: 10px; color: inherit; transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease; }
.pillar-card:hover { text-decoration: none; transform: translateY(-3px); border-color: var(--line); box-shadow: var(--shadow-gold); }
.pillar-card .ico { width: 64px; height: 52px; }
.cta-band { background: linear-gradient(135deg, var(--navy), color-mix(in srgb, var(--navy) 80%, var(--gold))); color: #f3efe4; border-radius: 22px; padding: clamp(28px, 5vw, 56px); }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(243,239,228,.85); }
:root[data-theme="dark"] .cta-band { background: linear-gradient(135deg, #0b1530, #12204a); border: 1px solid var(--line); }
.cta-band .eyebrow { color: #e6c879; }
.hero-x .slide .visual, .band .visual { max-width: 500px; width: 100%; height: auto; justify-self: center; }
@media (max-width: 919px) {
  .hero-x { padding-top: 18px; }
  .hero-x .wrap { display: flex; flex-direction: column; }
  .hero-x .hero-tabs { order: -1; margin: 0 0 18px; }
  .hero-x .slide { min-height: 0; }
  .hero-x .slide .points { display: none; }
  .hero-x .slide .visual { max-width: 340px; }
}

/* ── Brand logo ── */
.brand-logo { height: 30px; width: auto; display: block; }
.brand-word { font: 600 17px/1 var(--sans); letter-spacing: .32em; color: var(--brand-ink, #6b4a12); white-space: nowrap; }
.brand-word .x { color: var(--gold); letter-spacing: 0; }
:root[data-theme="dark"] .brand-word { color: #f1e6cc; }
:root[data-theme="dark"] .brand-word .x { color: #e6c879; }
.brand-tag { font-style: italic; color: var(--gold-hi); font-size: 15px; }
.hero-logo { height: auto; filter: drop-shadow(0 18px 40px rgba(176,141,60,.25)); }
@media (max-width: 560px) { .brand-word { font-size: 13px; letter-spacing: .2em; } .brand-logo { height: 24px; } }
@media (max-width: 440px) { .hdr .brand-word { display: none; } }

/* ── Sponsors & partners ── */
.logo-fallback { font: 700 18px/1.2 var(--sans); color: #1b2236; text-align: center; }
.marquee-band { padding: 26px 0 30px; border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); background: var(--bg-2); }
.marquee-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.marquee-track { display: flex; gap: 18px; width: max-content; animation: cxMarquee 36s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes cxMarquee { from { transform: translateX(0); } to { transform: translateX(calc(-50% - 9px)); } }
.marquee-item { flex: 0 0 auto; width: 200px; height: 96px; display: grid; place-items: center; padding: 14px 22px; background: #fff; border: 1px solid var(--line-soft); border-radius: 16px; box-shadow: 0 6px 18px rgba(15,29,61,.05); }
.marquee-item img { max-width: 100%; max-height: 64px; object-fit: contain; }
@media (prefers-reduced-motion: reduce) {
  .marquee { -webkit-mask-image: none; mask-image: none; }
  .marquee-track { animation: none; flex-wrap: wrap; justify-content: center; width: auto; padding: 0 16px; }
  .marquee-item[aria-hidden="true"] { display: none; }
}
.sponsor-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); }
.sp-card { display: flex; flex-direction: column; border: 1px solid var(--line-soft); border-radius: 20px; overflow: hidden; background: var(--surface); color: inherit; transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease; }
a.sp-card:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--shadow-gold); border-color: var(--line); }
.sp-logo { height: 168px; display: grid; place-items: center; padding: 26px 34px; background: #fff; border-bottom: 1px solid var(--line-soft); }
.sp-logo img { max-width: 100%; max-height: 112px; object-fit: contain; }
.sp-meta { padding: 18px 22px 22px; display: grid; gap: 4px; }
.sp-meta h3 { margin: 0; font-size: 1.25rem; }
.sp-meta p { margin: 0; color: var(--ink-3); font-size: 14px; }
.sp-tier { font: 700 11px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--gold-hi); }
.partner-spot { display: grid; gap: 28px; align-items: center; border-radius: 26px; padding: clamp(26px, 5vw, 56px); color: #f3efe4; background: radial-gradient(120% 140% at 100% 0%, #3a1650 0%, transparent 55%), linear-gradient(135deg, #0b1530, #12204a 70%, #1c1446); border: 1px solid rgba(230,200,121,.28); box-shadow: 0 24px 60px rgba(15,29,61,.22); }
@media (min-width: 920px) { .partner-spot { grid-template-columns: 1.1fr .9fr; gap: 48px; } }
.partner-spot h2 { color: #fff; margin: 12px 0 10px; }
.partner-spot p { color: rgba(243,239,228,.85); max-width: 560px; }
.partner-spot .btn { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.ps-hl { background: linear-gradient(90deg, #ff4fa3, #b04cff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.ps-badge { display: inline-block; font: 700 12px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: #0f1d3d; background: linear-gradient(135deg, #f0d892, #c9a24e); padding: 9px 14px; border-radius: 999px; }
.ps-logo { display: grid; justify-items: center; gap: 10px; padding: clamp(18px, 3vw, 34px); border-radius: 20px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); }
.ps-logo img { width: 100%; max-width: 440px; height: auto; }
.ps-tag { font-size: 13px; letter-spacing: .2em; text-transform: uppercase; color: rgba(243,239,228,.6); }
.partner-spot.compact { grid-template-columns: 1fr; gap: 18px; padding: 26px; }
.partner-spot.compact h2 { font-size: 1.6rem; }
.ftr-partner { display: flex; align-items: center; gap: 12px; margin-top: 14px; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.ftr-partner img { height: 26px; width: auto; }
.ftr-partner .on-dark { display: none; }
:root[data-theme="dark"] .ftr-partner .on-light { display: none; }
:root[data-theme="dark"] .ftr-partner .on-dark { display: inline; }