/* Home page: fixed 3D stage + HUD + sections layered over it */

.stage { position: fixed; inset: 0; z-index: 0; background: #0b0a0f; }
.stage canvas { width: 100%; height: 100%; display: block; opacity: 0; transition: opacity 1.2s var(--ease); }
.stage.ready canvas { opacity: 1; }
.stage .poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; }
.stage.no-webgl .poster { opacity: .55; }
.stage.no-webgl canvas { display: none; }
.stage::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(120% 80% at 50% 40%, transparent 50%, rgba(11,10,15,.85) 100%); }
.speedfx {
  position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: 0;
  background: repeating-conic-gradient(from 0deg at 50% 55%, rgba(255,255,255,.07) 0 .6deg, transparent .6deg 5deg);
  -webkit-mask: radial-gradient(circle at 50% 55%, transparent 28%, #000 75%); mask: radial-gradient(circle at 50% 55%, transparent 28%, #000 75%);
}

/* HUD */
.hud {
  position: fixed; z-index: 3; left: 16px; bottom: 16px; pointer-events: none;
  display: grid; gap: 8px; padding: 14px 16px; border-radius: 16px;
  background: rgba(11,10,15,.6); border: 1px solid rgba(255,255,255,.1);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  font-family: var(--f-mono); color: #f2eff7; transition: opacity .4s;
}
.hud .row { display: flex; align-items: baseline; gap: 14px; }
.hud .spd { font: 700 44px/1 var(--f-mono); letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.hud .unit { font-size: 11px; color: #a7a1b4; letter-spacing: .12em; }
.hud .meta { display: flex; gap: 14px; font-size: 12px; color: #a7a1b4; letter-spacing: .08em; }
.hud .meta b { color: #f2eff7; font-weight: 500; font-variant-numeric: tabular-nums; }
.hud [data-sector] { color: #5ce0d0 !important; }
.leds { display: flex; gap: 4px; }
.leds i { width: 12px; height: 6px; border-radius: 2px; background: rgba(255,255,255,.1); transition: background .1s; }
.leds i.on:nth-child(-n+5) { background: #5ce0d0; box-shadow: 0 0 8px #5ce0d0; }
.leds i.on:nth-child(n+6):nth-child(-n+8) { background: #ffc53d; box-shadow: 0 0 8px #ffc53d; }
.leds i.on:nth-child(n+9) { background: #ff3b3b; box-shadow: 0 0 8px #ff3b3b; }
.minimap {
  position: fixed; z-index: 3; right: 16px; bottom: 16px; width: 170px; padding: 12px; border-radius: 16px; pointer-events: none;
  background: rgba(11,10,15,.6); border: 1px solid rgba(255,255,255,.1); color: #f2eff7;
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.minimap small { display: flex; justify-content: space-between; font: 500 10px/1 var(--f-mono); letter-spacing: .14em; color: #a7a1b4; margin-bottom: 8px; }
.minimap svg { width: 100%; height: auto; display: block; overflow: visible; }
.minimap .s1 { stroke: #5ce0d0; } .minimap .s2 { stroke: #b36ae6; } .minimap .s3 { stroke: #f2eff7; }
.minimap .me { fill: #5ce0d0; stroke: #0b0a0f; stroke-width: 2; filter: drop-shadow(0 0 4px #5ce0d0); }
.minimap .r1 { fill: #ffc53d; } .minimap .r2 { fill: #b36ae6; }
.hud.off, .minimap.off, .hud.pre, .minimap.pre { opacity: 0; }
@media (max-width: 760px) { .minimap { width: 112px; padding: 9px; } .hud { padding: 10px 12px; } .hud .spd { font-size: 32px; } .hud .meta span:nth-child(3) { display: none; } .hud .meta span:first-child { display: none; } .hud .leds i { width: 8px; } }

/* start lights intro */
.lights-intro { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; background: #0b0a0f; }
.lights-intro .rig { display: flex; gap: clamp(8px, 2vw, 22px); padding: 18px; border-radius: 18px; background: #16131c; border: 1px solid rgba(255,255,255,.08); }
.lights-intro .col { display: grid; gap: 10px; padding: 10px; border-radius: 12px; background: #0e0c12; }
.lights-intro .col i { width: clamp(28px, 6vw, 58px); aspect-ratio: 1; border-radius: 50%; background: #2a1215; box-shadow: inset 0 -4px 8px rgba(0,0,0,.6); }
.lights-intro .col.on i { background: #ff2b2b; box-shadow: 0 0 30px #ff2b2b, inset 0 -4px 8px rgba(0,0,0,.3); }
.lights-intro p { position: absolute; bottom: 12vh; left: 0; right: 0; text-align: center; font: 500 12px/1 var(--f-mono); letter-spacing: .3em; color: #a7a1b4; text-transform: uppercase; }
.lights-intro button { position: absolute; top: 20px; right: 20px; background: none; border: 1px solid rgba(255,255,255,.2); color: #a7a1b4; border-radius: 999px; padding: 10px 16px; font: 500 12px/1 var(--f-mono); letter-spacing: .1em; cursor: pointer; }

/* sections over the stage */
.home-flow { position: relative; z-index: 2; }
.clear { background: transparent !important; }

.hero { min-height: 100svh; display: grid; grid-template-rows: 1fr auto; padding: 110px 0 clamp(110px, 14vh, 150px); pointer-events: none; }
.hero a, .hero button { pointer-events: auto; }
.hero .top { display: flex; justify-content: space-between; align-items: start; gap: 24px; }
.hero .tag { max-width: 30ch; font: 600 13px/1.5 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: #f2eff7; text-shadow: 0 2px 20px rgba(0,0,0,.6); }
.hero h1 { margin: 0; color: #f2eff7; text-shadow: 0 10px 60px rgba(0,0,0,.45); }
.hero h1 .kick { display: block; font: 600 clamp(14px, 1.6vw, 20px)/1.2 var(--f-mono); letter-spacing: .2em; text-transform: uppercase; color: #5ce0d0; margin-bottom: 14px; }
.hero h1 .big { display: block; font: 900 clamp(54px, 13.4vw, 230px)/.82 var(--f-display); letter-spacing: -.06em; }
.hero h1 .big .p2 { color: transparent; -webkit-text-stroke: 2px #f2eff7; }
.hero .bottom { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 24px; }
.seminar-card {
  pointer-events: auto; width: min(400px, 100%); padding: 22px; border-radius: 20px;
  background: rgba(19,17,26,.7); border: 1px solid rgba(255,255,255,.14);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); color: #f2eff7;
}
.seminar-card .chip { color: #f2eff7; border-color: rgba(255,255,255,.2); }
.seminar-card .chip .dot { background: #ff3b3b; animation: blink 1.2s infinite; }
@keyframes blink { 50% { opacity: .2; } }
.seminar-card h2 { font: 700 21px/1.2 var(--f-display); letter-spacing: -.01em; margin: 16px 0 18px; }
.seminar-card .btn { width: 100%; justify-content: space-between; white-space: nowrap; font-size: 14px; }
.scroll-cue { display: inline-flex; align-items: center; gap: 12px; font: 500 12px/1 var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: #a7a1b4; margin-top: 26px; }
.scroll-cue .pedal { width: 22px; height: 34px; border-radius: 6px; border: 1.5px solid #a7a1b4; position: relative; }
.scroll-cue .pedal::after { content: ""; position: absolute; left: 50%; top: 6px; width: 3px; height: 8px; margin-left: -1.5px; border-radius: 2px; background: #5ce0d0; animation: pedal 1.6s var(--ease) infinite; }
@keyframes pedal { 60% { transform: translateY(10px); opacity: 0; } }
@media (max-width: 760px) {
  .hero .bottom { grid-template-columns: 1fr; }
  .hero .top .chip { display: none; }
}

/* welcome */
.welcome .grid { display: grid; grid-template-columns: minmax(0, 620px) 1fr; gap: 40px; }
.panel { padding: clamp(26px, 4vw, 56px); border-radius: calc(var(--radius) + 6px); background: var(--glass); border: 1px solid var(--line); -webkit-backdrop-filter: blur(18px) saturate(1.3); backdrop-filter: blur(18px) saturate(1.3); box-shadow: var(--shadow); }
.panel p { font-size: 18px; }
.panel .h2 { font-size: clamp(32px, 4.4vw, 64px); }
@media (max-width: 900px) { .welcome .grid { grid-template-columns: 1fr; } }

/* services */
.services { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.svc { position: relative; overflow: hidden; border-radius: calc(var(--radius) + 6px); min-height: 560px; display: flex; flex-direction: column; justify-content: end; padding: clamp(24px, 3vw, 40px); color: #f2eff7; isolation: isolate; text-decoration: none; border: 1px solid rgba(255,255,255,.1); }
.svc img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform 1.2s var(--ease); }
.svc::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(11,10,15,.15) 0%, rgba(11,10,15,.35) 35%, rgba(11,10,15,.95) 75%); }
.svc:hover img { transform: scale(1.06); }
.svc .n { position: absolute; top: 22px; left: 24px; font: 500 12px/1 var(--f-mono); letter-spacing: .14em; color: #5ce0d0; }
.svc .chip { position: absolute; top: 18px; right: 18px; color: #f2eff7; border-color: rgba(255,255,255,.25); background: rgba(11,10,15,.4); }
.svc h3 { font: 800 clamp(28px, 3.2vw, 46px)/1 var(--f-display); letter-spacing: -.03em; margin: 0 0 14px; }
.svc p { color: #cfc9da; margin: 0 0 22px; max-width: 52ch; }
.svc .go { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
@media (max-width: 900px) { .services { grid-template-columns: 1fr; } .svc { min-height: 480px; } }

/* motto window */
.motto { min-height: 120vh; display: grid; align-items: center; overflow: hidden; pointer-events: none; }
.motto .line { font: 900 clamp(60px, 14vw, 240px)/.86 var(--f-display); letter-spacing: -.06em; white-space: nowrap; color: #f2eff7; text-shadow: 0 10px 60px rgba(0,0,0,.4); will-change: transform; }
.motto .line:nth-child(2) { color: transparent; -webkit-text-stroke: 2px #5ce0d0; text-shadow: none; }
.motto .line:nth-child(3) { color: #b36ae6; }

/* onboard gallery */
.onboard { background: #0b0a0f; color: #f2eff7; overflow: hidden; padding: clamp(80px, 10vw, 140px) 0; position: relative; z-index: 2; }
.onboard .pin { display: flex; flex-direction: column; justify-content: center; min-height: 100vh; }
.onboard .rail { display: flex; gap: 24px; padding: 0 var(--gutter); width: max-content; will-change: transform; }
.frame { position: relative; width: min(72vw, 880px); aspect-ratio: 16/10; border-radius: 22px; overflow: hidden; flex: none; background: #13111a; }
.frame img { width: 120%; height: 100%; object-fit: cover; max-width: none; }
.frame .osd { position: absolute; inset: 0; padding: 18px 20px; display: flex; flex-direction: column; justify-content: space-between; font: 500 12px/1 var(--f-mono); letter-spacing: .12em; color: #fff; text-shadow: 0 1px 6px rgba(0,0,0,.7); background: linear-gradient(180deg, rgba(0,0,0,.35), transparent 25%, transparent 70%, rgba(0,0,0,.5)); }
.frame .osd .t, .frame .osd .b { display: flex; justify-content: space-between; }
.frame .osd .rec::before { content: ""; display: inline-block; width: 9px; height: 9px; margin-right: 8px; border-radius: 50%; background: #ff3b3b; animation: blink 1s infinite; }
.frame::after { content: ""; position: absolute; inset: 14px; border: 1px solid rgba(255,255,255,.25); border-radius: 12px; pointer-events: none;
  -webkit-mask: linear-gradient(#000 0 0) top left/26px 26px no-repeat, linear-gradient(#000 0 0) top right/26px 26px no-repeat, linear-gradient(#000 0 0) bottom left/26px 26px no-repeat, linear-gradient(#000 0 0) bottom right/26px 26px no-repeat;
          mask: linear-gradient(#000 0 0) top left/26px 26px no-repeat, linear-gradient(#000 0 0) top right/26px 26px no-repeat, linear-gradient(#000 0 0) bottom left/26px 26px no-repeat, linear-gradient(#000 0 0) bottom right/26px 26px no-repeat; }
.onboard .end { width: min(60vw, 520px); flex: none; display: grid; align-content: center; gap: 22px; padding: 0 40px; }
@media (max-width: 760px) {
  .onboard .pin { min-height: 0; }
  .onboard .rail { overflow-x: auto; scroll-snap-type: x mandatory; width: auto; padding-bottom: 12px; }
  .frame { width: 86vw; scroll-snap-align: center; }
  .onboard .end { width: 80vw; padding: 0 10px; }
}

/* events: timing tower */
.tower { border-top: 1px solid var(--line); }
.tw-row { position: relative; display: grid; grid-template-columns: 70px 120px 1fr auto; gap: 24px; align-items: center; padding: 28px 0; border-bottom: 1px solid var(--line); text-decoration: none; transition: padding .4s var(--ease); }
.tw-row::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, color-mix(in oklab, var(--teal) 14%, transparent), transparent 70%); opacity: 0; transition: opacity .3s; z-index: -1; }
.tw-row:hover::before { opacity: 1; }
.tw-row:hover { padding-left: 16px; }
.tw-row .pos { font: 800 30px/1 var(--f-display); color: var(--muted); }
.tw-row:first-child .pos { color: var(--teal); }
.tw-row .date { font: 700 15px/1.2 var(--f-mono); letter-spacing: .04em; }
.tw-row .date b { display: block; font: 800 40px/1 var(--f-display); letter-spacing: -.03em; }
.tw-row h3 { font: 700 clamp(20px, 2vw, 28px)/1.15 var(--f-display); margin: 0 0 6px; letter-spacing: -.02em; }
.tw-row p { margin: 0; color: var(--muted); max-width: 70ch; }
.tw-row .right { text-align: right; display: grid; gap: 8px; justify-items: end; }
.tw-row .price { font: 700 20px/1 var(--f-mono); }
.tw-row .thumb { display: none; }
.peek { position: fixed; z-index: 40; width: 320px; aspect-ratio: 16/10; border-radius: 16px; overflow: hidden; pointer-events: none; opacity: 0; transform: translate(-50%, -50%) scale(.8) rotate(-4deg); transition: opacity .25s, transform .35s var(--ease); box-shadow: var(--shadow); }
.peek.on { opacity: 1; transform: translate(-50%, -50%) scale(1) rotate(-4deg); }
.peek img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 760px) {
  .tw-row { grid-template-columns: 1fr auto; gap: 12px 16px; }
  .tw-row .pos { display: none; }
  .tw-row .date b { font-size: 30px; display: inline; margin-right: 6px; }
  .tw-row .right { grid-column: 2; grid-row: 1; }
  .tw-row .body { grid-column: 1 / -1; }
  .tw-row .thumb { display: block; grid-column: 1 / -1; border-radius: 14px; aspect-ratio: 16/9; object-fit: cover; width: 100%; }
}

/* FAQ with mini track */
.faq-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(32px, 6vw, 96px); }
.faq-side { position: sticky; top: 110px; align-self: start; }
.turns svg { width: 100%; max-width: 380px; margin-top: 40px; overflow: visible; }
.turns .base { fill: none; stroke: var(--line-2); stroke-width: 14; stroke-linecap: round; stroke-linejoin: round; }
.turns .lap { fill: none; stroke: var(--teal); stroke-width: 3; stroke-linecap: round; }
.turns g text { font: 700 13px var(--f-mono); fill: var(--muted); transition: fill .3s; }
.turns g circle { fill: var(--bg); stroke: var(--line-2); stroke-width: 2; transition: .3s; }
.turns g.on circle { fill: var(--teal); stroke: var(--teal); }
.turns g.on text { fill: var(--ink); }
.qa { border-top: 1px solid var(--line); }
.qa-item { border-bottom: 1px solid var(--line); }
.qa-item button { width: 100%; display: grid; grid-template-columns: 54px 1fr 32px; gap: 14px; align-items: center; text-align: left; background: none; border: 0; padding: 28px 0; cursor: pointer; }
.qa-item .t { font: 700 13px/1 var(--f-mono); color: var(--teal); }
.qa-item .q { font: 700 clamp(18px, 1.7vw, 24px)/1.25 var(--f-display); letter-spacing: -.01em; }
.qa-item .pm { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line-2); position: relative; transition: .3s; }
.qa-item .pm::before, .qa-item .pm::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 2px; margin: -1px 0 0 -6px; background: currentColor; transition: transform .3s var(--ease); }
.qa-item .pm::after { transform: rotate(90deg); }
.qa-item[data-open] .pm { background: var(--teal); border-color: var(--teal); color: #071512; }
.qa-item[data-open] .pm::after { transform: rotate(0); }
.qa-item .a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .5s var(--ease); }
.qa-item[data-open] .a { grid-template-rows: 1fr; }
.qa-item .a > div { overflow: hidden; }
.qa-item .a p { margin: 0 0 28px 68px; color: var(--muted); max-width: 64ch; }
@media (max-width: 900px) { .faq-grid { grid-template-columns: 1fr; } .faq-side { position: static; } .turns { display: none; } .qa-item .a p { margin-left: 0; } }