/* Slack Heroes landing — BNB gold on near-black. */
:root {
  --bg: #0b0e11; --bg2: #0f1317; --panel: #14181e; --panel2: #1a1f27; --line: #232a33; --line2: #2f3843;
  --text: #f5f1e8; --muted: #9aa3ae; --dim: #6b7480;
  --y: #f0b90b; --y2: #fcd535; --yd: #c99400; --y-a: rgba(240, 185, 11, .12); --y-b: rgba(240, 185, 11, .35);
  --green: #0ecb81; --violet: #a06aff;
  --display: 'Montserrat', 'Inter', system-ui, sans-serif;
  --r: 18px; --r-sm: 12px;
  --wrap: 1240px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 'Inter', system-ui, sans-serif; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--y); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--y); color: #111; }
html { scrollbar-color: #3a4350 var(--bg); scrollbar-width: thin; }
::-webkit-scrollbar { width: 10px; height: 8px; } ::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #2b333d; border-radius: 10px; border: 2px solid var(--bg); } ::-webkit-scrollbar-thumb:hover { background: var(--yd); }
.wrap { width: min(var(--wrap), 100% - 40px); margin: 0 auto; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--y); color: #111; padding: 8px 14px; border-radius: 8px; font-weight: 700; }
.skip:focus { left: 8px; }
.gold { background: linear-gradient(180deg, var(--y2), var(--y) 55%, var(--yd)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 50px; padding: 0 26px; border-radius: 12px; font: 800 14px/1 var(--display); letter-spacing: 1.6px; text-transform: uppercase; white-space: nowrap; transition: transform .15s var(--ease), box-shadow .2s, background .2s, border-color .2s; cursor: pointer; }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-gold { background: linear-gradient(180deg, var(--y2), var(--y) 60%, #e0a800); color: #17130a; box-shadow: 0 8px 24px -8px rgba(240, 185, 11, .6), inset 0 1px 0 rgba(255, 255, 255, .45); }
.btn-gold:hover { box-shadow: 0 14px 34px -10px rgba(240, 185, 11, .75), inset 0 1px 0 rgba(255, 255, 255, .5); }
.btn-ghost { border: 1px solid var(--line2); background: rgba(20, 24, 30, .6); backdrop-filter: blur(6px); }
.btn-ghost:hover { border-color: var(--y-b); }
.btn-sm { height: 40px; padding: 0 18px; font-size: 12px; }
.btn-lg { height: 58px; padding: 0 30px; font-size: 15px; }
.btn-block { width: 100%; }

/* ---------- nav ---------- */
.nav { position: sticky; top: 0; z-index: 40; background: rgba(11, 14, 17, .72); backdrop-filter: blur(14px) saturate(1.3); border-bottom: 1px solid rgba(255, 255, 255, .06); transition: background .25s; }
.nav.scrolled { background: rgba(11, 14, 17, .94); }
.nav-in { display: flex; align-items: center; gap: 28px; height: 72px; }
.brand { display: flex; align-items: center; gap: 11px; flex: none; }
.mark { width: 46px; height: 46px; flex: none; filter: drop-shadow(0 4px 14px rgba(240, 185, 11, .4)); }
.brand b { display: block; font: 900 19px/1.05 var(--display); letter-spacing: 2px; white-space: nowrap; }
.brand small { display: block; font: 800 9px/1.4 var(--display); letter-spacing: 2.2px; color: var(--y); }
.links { display: flex; gap: 4px; }
.links a { padding: 8px 14px; border-radius: 8px; font-weight: 600; font-size: 15px; color: #cfd5dc; transition: color .15s, background .15s; }
.links a:hover, .links a.active { color: var(--text); background: rgba(255, 255, 255, .05); }
.links a.active { color: var(--y2); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.chain-chip { display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 14px; border-radius: 99px; border: 1px solid var(--y-b); background: var(--y-a); color: var(--y2); font: 700 12px/1 'Inter'; white-space: nowrap; }
.chain-chip i { width: 8px; height: 8px; border-radius: 50%; background: var(--y); box-shadow: 0 0 10px var(--y); animation: pulse 2s infinite; }
.menu-btn { display: none; width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--line2); flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.menu-btn i { width: 18px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .2s, opacity .2s; }
.menu-btn[aria-expanded="true"] i:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-btn[aria-expanded="true"] i:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] i:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.drawer[hidden] { display: none; }
.drawer { display: grid; gap: 4px; padding: 10px 20px 20px; border-top: 1px solid var(--line); background: rgba(11, 14, 17, .98); }
.drawer a:not(.btn) { padding: 14px 6px; font-weight: 600; border-bottom: 1px solid var(--line); }
.drawer .btn { margin-top: 12px; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: min(860px, calc(100svh - 72px)); display: flex; align-items: center; overflow: hidden; isolation: isolate; }
.hero-art { position: absolute; inset: 0 0 0 14%; z-index: -1; }
.hero-art img { width: 100%; height: 100%; object-fit: cover; object-position: 72% 40%; animation: drift 24s ease-in-out infinite alternate; -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 30%); mask-image: linear-gradient(90deg, transparent 0, #000 30%); }
.hero-art::after { content: ''; position: absolute; inset: 0; background:
  linear-gradient(90deg, var(--bg) 0%, rgba(11, 14, 17, .85) 28%, rgba(11, 14, 17, .2) 60%, rgba(11, 14, 17, .05) 100%),
  linear-gradient(0deg, var(--bg) 0%, transparent 22%), radial-gradient(900px 500px at 15% 50%, rgba(240, 185, 11, .08), transparent 70%); }
.hero-in { padding: 56px 0 72px; }
.hero-in > * { max-width: 580px; }
.announce { display: inline-flex; align-items: center; gap: 10px; height: 40px; padding: 0 16px 0 8px; border-radius: 99px; border: 1px solid rgba(14, 203, 129, .35); background: rgba(14, 203, 129, .08); font-weight: 600; font-size: 14px; transition: border-color .2s; }
.announce:hover { border-color: rgba(14, 203, 129, .7); }
.live { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; border: 2px solid rgba(14, 203, 129, .5); }
.live i, .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); animation: pulse 2s infinite; display: inline-block; }
.h1 { margin: 26px 0 20px; font: 900 clamp(40px, 5.6vw, 72px)/.98 var(--display); letter-spacing: -.5px; text-transform: uppercase; }
.h1 span { display: block; }
.h1 .gold { font-style: italic; padding-right: .08em; }
.lead { font-size: clamp(17px, 1.5vw, 20px); color: #d5dae0; margin: 0 0 28px; }
.season-clock { margin-bottom: 30px; }
.clock-label { display: block; font: 800 12px/1 var(--display); letter-spacing: 3px; color: var(--y); text-transform: uppercase; margin-bottom: 12px; }
.cells { display: flex; gap: 10px; }
.cells span { width: 78px; padding: 12px 0 10px; text-align: center; border-radius: 14px; border: 1px solid var(--line2); background: rgba(16, 20, 25, .7); backdrop-filter: blur(6px); }
.cells b { display: block; font: 900 30px/1 var(--display); font-variant-numeric: tabular-nums; }
.cells small { display: block; font: 700 10px/1 var(--display); letter-spacing: 2px; color: var(--muted); text-transform: uppercase; margin-top: 8px; }
.ctas { display: flex; flex-wrap: wrap; gap: 14px; }
.ctas.center { justify-content: center; }
.chips { list-style: none; padding: 0; margin: 26px 0 0; display: flex; flex-wrap: wrap; gap: 8px 22px; color: #c4cad1; font-size: 14px; }
.chips li { display: flex; align-items: center; gap: 8px; }
.chips li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--y); }
.continue { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; color: var(--y2); font-weight: 700; font-size: 15px; cursor: pointer; }
.continue svg { width: 16px; height: 16px; transition: transform .2s; }
.continue:hover svg { transform: translateX(4px); }
.scroll-cue { position: absolute; left: 50%; bottom: 22px; translate: -50% 0; width: 26px; height: 42px; border: 2px solid rgba(255, 255, 255, .25); border-radius: 14px; }
.scroll-cue i { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--y); animation: cue 1.8s infinite; }

/* ---------- stats strip ---------- */
.strip { background: linear-gradient(180deg, var(--bg2), var(--bg)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.strip-in { display: grid; grid-template-columns: repeat(5, 1fr); }
.stat { padding: 30px 8px; text-align: center; position: relative; }
.stat + .stat::before { content: ''; position: absolute; left: 0; top: 30%; bottom: 30%; width: 1px; background: var(--line2); }
.stat b { display: flex; align-items: center; justify-content: center; gap: 10px; font: 900 clamp(24px, 2.6vw, 34px)/1.1 var(--display); font-variant-numeric: tabular-nums; }
.stat small { display: block; margin-top: 6px; font: 700 11px/1.2 var(--display); letter-spacing: 2.4px; color: var(--muted); text-transform: uppercase; }

/* ---------- sections ---------- */
.section { padding: 110px 0; position: relative; }
.section-tight { padding: 40px 0 80px; }
.section-alt { background: radial-gradient(1200px 600px at 50% 0, rgba(240, 185, 11, .05), transparent 70%), var(--bg2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.head { margin-bottom: 52px; max-width: 780px; }
.eyebrow { margin: 0 0 14px; font: 800 13px/1 var(--display); letter-spacing: 3.5px; color: var(--y); text-transform: uppercase; display: flex; align-items: center; gap: 10px; }
.h2 { margin: 0; font: 900 clamp(32px, 4.6vw, 58px)/1.04 var(--display); letter-spacing: -.3px; text-transform: uppercase; }
.h2-xl { font-size: clamp(40px, 7vw, 92px); }
.sub { margin: 18px 0 0; color: var(--muted); font-size: 18px; max-width: 640px; }

/* ---------- video ---------- */
.video-card { position: relative; border-radius: 22px; overflow: hidden; border: 1px solid var(--line2); background: #000; aspect-ratio: 16 / 9; box-shadow: 0 40px 100px -40px rgba(240, 185, 11, .28), 0 30px 80px -30px #000; }
.video-card video { width: 100%; height: 100%; object-fit: cover; }
.video-card::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(0deg, rgba(0, 0, 0, .55), transparent 30%); }
.video-play { position: absolute; left: 50%; top: 50%; translate: -50% -50%; z-index: 2; width: 96px; height: 96px; border-radius: 50%; display: grid; place-items: center; background: linear-gradient(180deg, var(--y2), var(--y)); color: #17130a; box-shadow: 0 0 0 12px rgba(240, 185, 11, .18), 0 20px 50px -10px rgba(240, 185, 11, .6); transition: transform .2s var(--ease); }
.video-play svg { width: 38px; height: 38px; margin-left: 5px; }
.video-play:hover { transform: scale(1.06); }
.video-tags { position: absolute; left: 22px; bottom: 20px; z-index: 2; list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.video-tags li { padding: 7px 12px; border-radius: 8px; background: rgba(11, 14, 17, .7); border: 1px solid var(--line2); font-size: 13px; font-weight: 600; backdrop-filter: blur(6px); }

/* ---------- classes ---------- */
.classes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.class-card { display: flex; flex-direction: column; border-radius: var(--r); border: 1px solid var(--line); background: var(--panel); overflow: hidden; transition: transform .25s var(--ease), border-color .25s, box-shadow .25s; }
.class-card:hover { transform: translateY(-6px); border-color: color-mix(in srgb, var(--c) 55%, transparent); box-shadow: 0 30px 70px -35px color-mix(in srgb, var(--c) 60%, transparent); }
.class-art { position: relative; height: 340px; background: radial-gradient(circle at 50% 78%, color-mix(in srgb, var(--c) 30%, transparent), transparent 62%), linear-gradient(180deg, #161b22, #0f1216); overflow: hidden; }
.class-art::after { content: ''; position: absolute; left: 15%; right: 15%; bottom: 18px; height: 18px; border-radius: 50%; background: radial-gradient(rgba(0, 0, 0, .65), transparent 70%); }
.class-art img { position: relative; z-index: 1; height: 100%; width: 100%; object-fit: contain; object-position: center bottom; padding-top: 14px; transition: transform .4s var(--ease); }
.class-card:hover .class-art img { transform: scale(1.04); }
.class-body { padding: 22px 24px 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.tag { align-self: flex-start; padding: 5px 10px; border-radius: 6px; font: 800 11px/1 var(--display); letter-spacing: 1.6px; text-transform: uppercase; color: var(--c); background: color-mix(in srgb, var(--c) 14%, transparent); }
.class-body h3 { margin: 0; font: 900 30px/1 var(--display); text-transform: uppercase; }
.class-body p { margin: 0; color: var(--muted); }
.meters { margin: 4px 0; display: grid; gap: 8px; }
.meters div { display: grid; grid-template-columns: 74px 1fr; align-items: center; gap: 10px; }
.meters dt { font-size: 13px; color: var(--muted); }
.meters dd { margin: 0; height: 7px; border-radius: 99px; background: var(--panel2); overflow: hidden; }
.meters i { display: block; height: 100%; width: var(--v); border-radius: inherit; background: linear-gradient(90deg, var(--yd), var(--y2)); transform-origin: left; transform: scaleX(0); transition: transform 1s .2s var(--ease); }
.class-card.in .meters i { transform: scaleX(1); }
.perks { list-style: none; padding: 0; margin: 0 0 8px; display: grid; gap: 7px; font-size: 15px; }
.perks li { display: flex; gap: 9px; align-items: center; }
.perks svg { width: 17px; height: 17px; color: var(--y); flex: none; }
.class-body .btn { margin-top: auto; }

/* ---------- steps ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; }
.step { border-radius: var(--r); border: 1px solid var(--line); background: var(--panel); padding: 14px 14px 26px; transition: border-color .2s, transform .25s var(--ease); }
.step:hover { border-color: var(--y-b); transform: translateY(-4px); }
.step-art { position: relative; aspect-ratio: 16 / 10; border-radius: 12px; overflow: hidden; margin-bottom: 20px; background: var(--bg2); }
.step-art img { width: 100%; height: 100%; object-fit: cover; }
.step-art::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(11, 14, 17, .7), transparent 50%); }
.no { position: absolute; left: 14px; bottom: 6px; z-index: 1; font: italic 900 46px/1 var(--display); }
.no { background: linear-gradient(180deg, var(--y2), var(--y) 55%, var(--yd)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.step h3 { margin: 0 10px 8px; font: 900 21px/1.2 var(--display); text-transform: uppercase; letter-spacing: .5px; }
.step p { margin: 0 10px; color: var(--muted); }

/* ---------- features ---------- */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.span-2 { grid-column: span 2; } .span-3 { grid-column: span 3; } .span-4 { grid-column: span 4; }
.card { position: relative; border-radius: var(--r); border: 1px solid var(--line); background: var(--panel); overflow: hidden; display: flex; flex-direction: column; min-height: 300px; transition: border-color .2s, transform .25s var(--ease); isolation: isolate; }
.card:hover { border-color: var(--y-b); transform: translateY(-4px); }
.card-art { justify-content: flex-end; min-height: 380px; }
.card-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -1; transition: transform .6s var(--ease); }
.card-art:hover .card-bg { transform: scale(1.04); }
.card-art::before { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(11, 14, 17, .98) 0%, rgba(11, 14, 17, .9) 32%, rgba(11, 14, 17, .45) 58%, rgba(11, 14, 17, 0) 82%); }
.card-art .card-body { text-shadow: 0 1px 8px rgba(0, 0, 0, .6); }
.card-body { padding: 24px 26px 26px; }
.card-body h3 { margin: 10px 0 8px; font: 900 22px/1.15 var(--display); text-transform: uppercase; display: flex; align-items: center; gap: 10px; }
.card-body p { margin: 0; color: #b6bec7; font-size: 15px; }
.pill { display: inline-block; padding: 5px 10px; border-radius: 6px; background: var(--y-a); border: 1px solid var(--y-b); color: var(--y2); font: 800 11px/1 var(--display); letter-spacing: 1.4px; text-transform: uppercase; }
.ico { width: 34px; height: 34px; }
.card-icons { display: flex; justify-content: center; gap: 4px; padding: 28px 18px 0; background: radial-gradient(400px 160px at 50% 70%, rgba(240, 185, 11, .14), transparent 70%); }
.card-icons img { width: 25%; max-width: 112px; filter: drop-shadow(0 10px 18px rgba(0, 0, 0, .55)); animation: bob 4s ease-in-out infinite; }
.card-icons img:nth-child(2) { animation-delay: -1s; } .card-icons img:nth-child(3) { animation-delay: -2s; } .card-icons img:nth-child(4) { animation-delay: -3s; }
.card-shot { margin: 16px 16px 0; height: 170px; border-radius: 12px; overflow: hidden; border: 1px solid var(--line2); background: var(--bg); }
.card-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.card-shot + .card-body { padding-top: 12px; }

.zones { margin-top: 40px; display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 4px 2px 14px; mask-image: linear-gradient(90deg, #000 85%, transparent); }
.zones figure { margin: 0; flex: 0 0 300px; scroll-snap-align: start; position: relative; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); aspect-ratio: 16 / 10; }
.zones img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.zones figure:hover img { transform: scale(1.06); }
.zones figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 30px 14px 12px; background: linear-gradient(0deg, rgba(0, 0, 0, .85), transparent); font: 800 15px/1.2 var(--display); text-transform: uppercase; }
.zones figcaption small { display: block; color: var(--y); font-size: 11px; letter-spacing: 2px; }

/* ---------- roadmap promo ---------- */
.promo { position: relative; display: grid; grid-template-columns: 1.25fr 1fr; gap: 40px; align-items: center; padding: 56px; border-radius: 26px; overflow: hidden; border: 1px solid var(--y-b);
  background: radial-gradient(700px 400px at 85% 50%, rgba(240, 185, 11, .18), transparent 70%), radial-gradient(500px 300px at 0% 0%, rgba(160, 106, 255, .12), transparent 70%), linear-gradient(135deg, #15130c, #0f1216 60%); }
.pdot { width: 9px; height: 9px; border-radius: 50%; background: var(--y); box-shadow: 0 0 12px var(--y); animation: pulse 2s infinite; }
.roadmap { list-style: none; padding: 0; margin: 28px 0 32px; display: grid; gap: 4px; position: relative; }
.roadmap li { display: grid; grid-template-columns: 74px 1fr; gap: 14px; align-items: baseline; padding: 10px 0 10px 30px; position: relative; color: #c9cfd6; }
.roadmap li::before { content: ''; position: absolute; left: 4px; top: 17px; width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--line2); background: var(--bg); }
.roadmap li:not(:last-child)::after { content: ''; position: absolute; left: 10px; top: 31px; bottom: -11px; width: 2px; background: var(--line2); }
.roadmap li.done::before { background: var(--y); border-color: var(--y); box-shadow: 0 0 12px var(--y); }
.roadmap b { font: 800 13px/1 var(--display); letter-spacing: 2px; text-transform: uppercase; color: var(--muted); }
.roadmap .done b { color: var(--y2); }
.promo-art { position: relative; height: 380px; }
.float { position: absolute; filter: drop-shadow(0 20px 30px rgba(0, 0, 0, .6)); animation: bob 5s ease-in-out infinite; }
.f1 { width: 58%; left: 21%; top: 16%; filter: drop-shadow(0 24px 40px rgba(0, 0, 0, .65)) drop-shadow(0 0 40px rgba(240, 185, 11, .35)); } .f2 { width: 26%; left: 2%; top: 4%; animation-delay: -1.5s; }
.f3 { width: 28%; right: 0; top: 0; animation-delay: -3s; } .f4 { width: 30%; right: 6%; bottom: 0; animation-delay: -2s; }

/* ---------- leaders ---------- */
.leaders { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.leaders li { border-radius: 14px; border: 1px solid var(--line); background: var(--panel); padding: 18px; }
.leaders li:first-child { border-color: var(--y-b); background: linear-gradient(180deg, rgba(240, 185, 11, .1), var(--panel)); }
.leaders .rk { font: italic 900 28px/1 var(--display); color: var(--y); }
.leaders b { display: block; margin-top: 10px; font-size: 17px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.leaders small { color: var(--muted); font-size: 13px; }
.leaders .pw { display: block; margin-top: 8px; font: 800 18px/1 var(--display); }

/* ---------- faq ---------- */
.faq { width: min(900px, 100% - 40px); margin: 0 auto; }
.faq-list { display: grid; gap: 12px; }
.faq details { border-radius: 14px; border: 1px solid var(--line); background: var(--panel); transition: border-color .2s; }
.faq details[open] { border-color: var(--y-b); }
.faq summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 24px; font-weight: 700; font-size: 17px; cursor: pointer; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary i { position: relative; width: 18px; height: 18px; flex: none; }
.faq summary i::before, .faq summary i::after { content: ''; position: absolute; left: 0; right: 0; top: 8px; height: 2px; border-radius: 2px; background: var(--y); transition: transform .25s var(--ease); }
.faq summary i::after { transform: rotate(90deg); }
.faq details[open] summary i::after { transform: rotate(0); }
.faq details p { margin: 0; padding: 0 24px 22px; color: var(--muted); }

/* ---------- final ---------- */
.final { position: relative; padding: 150px 0; text-align: center; overflow: hidden; isolation: isolate; border-top: 1px solid var(--line); }
.final-bg { position: absolute; inset: 0; z-index: -1; }
.final-bg img { width: 100%; height: 100%; object-fit: cover; }
.final-bg::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 50%, rgba(11, 14, 17, .55), rgba(11, 14, 17, .92) 75%), linear-gradient(0deg, var(--bg), transparent 30%, transparent 70%, var(--bg)); }
.final .sub { margin: 18px auto 34px; }
.social { display: flex; justify-content: center; gap: 12px; margin-top: 26px; }
.social a { display: inline-flex; align-items: center; gap: 9px; height: 46px; padding: 0 18px; border-radius: 12px; border: 1px solid var(--line2); background: rgba(20, 24, 30, .7); font-weight: 700; }
.social a:hover { border-color: var(--y-b); }
.social svg { width: 18px; height: 18px; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 34px 0 30px; background: var(--bg); }
.footer-in { display: flex; align-items: center; gap: 30px; flex-wrap: wrap; }
.footer-links { display: flex; flex-wrap: wrap; gap: 6px 22px; margin-right: auto; }
.footer-links a { color: #c3cad2; font-size: 15px; cursor: pointer; } .footer-links a:hover { color: var(--y2); }
.copy { text-align: center; color: var(--dim); font-size: 13px; margin: 26px 0 0; }

/* ---------- lightbox & sticky ---------- */
.lightbox { padding: 0; border: 1px solid var(--line2); border-radius: 18px; background: #000; width: min(1200px, 94vw); overflow: visible; }
.lightbox::backdrop { background: rgba(5, 6, 8, .86); backdrop-filter: blur(6px); }
.lightbox video { width: 100%; border-radius: 18px; aspect-ratio: 16 / 9; }
.lb-x { position: absolute; right: -6px; top: -52px; width: 42px; height: 42px; border-radius: 12px; background: var(--panel2); border: 1px solid var(--line2); font-size: 18px; }
.sticky-cta { display: none; }

/* ---------- motion ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
@keyframes pulse { 50% { opacity: .45; } }
@keyframes cue { 0% { transform: translateY(0); opacity: 1; } 80% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }
@keyframes drift { from { transform: scale(1.04) translateX(0); } to { transform: scale(1.1) translateX(-1.5%); } }
@keyframes bob { 50% { transform: translateY(-12px); } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .meters i { transform: none; }
}

/* ---------- responsive ---------- */
@media (min-width: 1101px) { .drawer { display: none !important; } }
@media (max-width: 1100px) {
  .links { display: none; }
  .menu-btn { display: flex; }
  .classes, .steps { gap: 16px; }
  .class-art { height: 280px; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .span-2, .span-3 { grid-column: span 1; } .span-4 { grid-column: span 2; }
  .promo { grid-template-columns: 1fr; padding: 40px; }
  .promo-art { height: 240px; order: -1; }
  .leaders { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .chain-chip { display: none; }
  .hero { min-height: 0; display: block; }
  .hero-art { position: relative; inset: auto; height: 56vw; max-height: 420px; }
  .hero-art img { object-position: 78% 50%; animation: none; -webkit-mask-image: none; mask-image: none; }
  .hero-art::after { background: linear-gradient(0deg, var(--bg) 0%, rgba(11, 14, 17, .1) 45%, transparent), linear-gradient(90deg, rgba(11, 14, 17, .4), transparent 40%); }
  .hero-in { padding: 0 0 56px; margin-top: -40px; position: relative; }
  .scroll-cue { display: none; }
  .strip-in { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 22px 8px; }
  .stat:nth-child(1) { grid-column: span 2; }
  .stat::before { display: none; }
  .stat:nth-child(n+2) { border-top: 1px solid var(--line); }
  .stat:nth-child(even) { border-right: 1px solid var(--line); }
  .classes, .steps { grid-template-columns: 1fr; }
  .class-card { flex-direction: row; }
  .class-art { width: 42%; height: auto; min-height: 320px; flex: none; }
  .section { padding: 76px 0; }
  .head { margin-bottom: 34px; }
  .sub { font-size: 16px; }
  .leaders { grid-template-columns: repeat(2, 1fr); }
  .final { padding: 100px 0; }
  .sticky-cta { display: flex; position: fixed; left: 16px; right: 16px; bottom: 14px; z-index: 30; height: 54px; transform: translateY(120px); transition: transform .3s var(--ease); }
  .sticky-cta.show { transform: none; }
  .footer { padding-bottom: 90px; }
  .video-play { width: 72px; height: 72px; } .video-play svg { width: 28px; height: 28px; }
  .video-tags { display: none; }
}
@media (max-width: 560px) {
  .wrap { width: calc(100% - 32px); }
  .nav-in { height: 64px; gap: 10px; }
  .brand b { font-size: 15px; letter-spacing: 1.5px; } .brand small { font-size: 8px; } .mark { width: 36px; height: 36px; }
  .nav-right .btn { display: none; }
  .ctas { flex-direction: column; }
  .ctas .btn { width: 100%; white-space: normal; text-align: center; }
  .cells { gap: 8px; } .cells span { flex: 1; width: auto; } .cells b { font-size: 26px; }
  .class-card { flex-direction: column; }
  .class-art { width: auto; min-height: 0; height: 300px; }
  .bento { grid-template-columns: 1fr; }
  .span-2, .span-3, .span-4 { grid-column: auto; }
  .card-art { min-height: 340px; }
  .zones figure { flex-basis: 78%; }
  .promo { padding: 28px 22px; border-radius: 20px; }
  .roadmap li { grid-template-columns: 1fr; gap: 2px; }
  .faq summary { padding: 18px; font-size: 16px; } .faq details p { padding: 0 18px 18px; }
  .footer-in { flex-direction: column; align-items: flex-start; gap: 20px; }
  .leaders { grid-template-columns: 1fr; }
  .lb-x { right: 0; }
}