:root {
  --bg: #070707;
  --bg-2: #0e0e0d;
  --bg-3: #151513;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.14);
  --text: #f4f1ea;
  --muted: #9b978d;
  --gold: #eca704;
  --gold-hi: #ffd25e;
  --gold-lo: #8a6100;
  --ghost: #2c2a25;
  --radius: 18px;
  --display: "Archivo", "Arial Black", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, Segoe UI, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --wrap: 1240px;
  --nav-h: 72px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-padding-top: var(--nav-h); }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
html { overflow-x: clip; }

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
::selection { background: var(--gold); color: #000; }

.skip { position: absolute; left: -999px; top: 8px; background: var(--gold); color: #000; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

.wrap { width: min(var(--wrap), 100% - 48px); margin-inline: auto; }

/* ---------- Buttons ---------- */
.btn {
  --pad: 14px 24px;
  display: inline-flex; align-items: center; gap: 10px;
  padding: var(--pad);
  border-radius: 999px;
  font: 700 15px/1 var(--display);
  font-stretch: 110%;
  letter-spacing: 0.01em;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.25s, color 0.25s, border-color 0.25s, box-shadow 0.25s;
  will-change: transform;
}
.btn svg { width: 18px; height: 18px; }
.btn-gold { background: var(--gold); color: #0a0700; box-shadow: 0 0 0 0 rgba(236, 167, 4, 0.5); }
.btn-gold:hover { background: var(--gold-hi); box-shadow: 0 10px 40px -10px rgba(236, 167, 4, 0.7); }
.btn-ghost { border-color: var(--line-2); color: var(--text); background: rgba(255, 255, 255, 0.02); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-hi); }
.btn-sm { --pad: 10px 18px; font-size: 14px; }
.btn-lg { --pad: 18px 32px; font-size: 17px; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--nav-h);
  display: flex; align-items: center; gap: 28px;
  padding: 0 max(24px, (100% - var(--wrap)) / 2);
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled { background: rgba(7, 7, 7, 0.72); backdrop-filter: blur(14px); border-color: var(--line); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 800 18px/1 var(--display); font-stretch: 105%; }
.brand img { width: 36px; height: 36px; }
.nav-links { display: flex; gap: 26px; margin-left: auto; }
.nav-links a { text-decoration: none; color: var(--muted); font-size: 14.5px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--gold-hi); }
.menu-btn { display: none; }

/* ---------- Hero / ride ---------- */
.ride { position: relative; height: 620vh; }
.ride-stage {
  position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.4fr);
  grid-template-rows: 1fr auto;
  align-items: center;
  padding: calc(var(--nav-h) + 12px) max(24px, (100% - var(--wrap)) / 2) 40px;
  gap: 0 32px;
}
.ride-bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 100% 80px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 80px 100%,
    radial-gradient(120% 80% at 70% 60%, #15120a 0%, var(--bg) 60%);
  mask-image: radial-gradient(90% 90% at 60% 55%, #000 30%, transparent 85%);
}
.ride-glow {
  position: absolute; left: 62%; top: 58%; width: 60vmax; height: 60vmax;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(236, 167, 4, 0.22), transparent 70%);
  opacity: 0.25;
  transition: opacity 0.6s;
}

.rail {
  position: absolute; left: max(24px, (100% - var(--wrap)) / 2); bottom: 40px;
  display: flex; gap: 6px; list-style: none; margin: 0; padding: 0;
  font: 500 11px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
}
.rail li {
  display: flex; gap: 6px; align-items: center;
  padding: 8px 12px; border-radius: 999px;
  border: 1px solid var(--line); color: #5f5c55;
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.rail li span { color: #45433e; transition: color 0.3s; }
.rail li.is-active { color: #0a0700; background: var(--gold); border-color: var(--gold); }
.rail li.is-active span { color: rgba(0, 0, 0, 0.55); }
.rail li.is-done { color: var(--text); border-color: var(--line-2); }

.ride-copy { position: relative; z-index: 2; align-self: center; }
.headlines { display: grid; }
.headline {
  grid-area: 1 / 1;
  opacity: 0; visibility: hidden; transition: opacity 0.35s, visibility 0.35s;
}
.headline.is-active { opacity: 1; visibility: visible; }
.eyebrow {
  margin: 0 0 18px;
  font: 500 12px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold);
}
.headline h1,
.headline h2 {
  margin: 0;
  font: 900 clamp(36px, 4.6vw, 76px)/0.95 var(--display);
  font-stretch: 112%;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}
.headline .line { display: block; }
.headline .gold { color: var(--gold); font-style: italic; font-size: 0.62em; line-height: 1.02; margin-top: 10px; font-stretch: 100%; }
.headline .word { display: inline-block; white-space: nowrap; }
.headline .char { display: inline-block; will-change: transform, opacity; }
.headline .sub { margin: 22px 0 0; max-width: 460px; color: var(--muted); font-size: 17px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.ride-art { position: relative; z-index: 1; height: 100%; display: grid; place-items: center; }
.bike { width: 100%; max-height: 82vh; overflow: hidden; }
/* Hero bike: carbon tubes with gold edge light (markup from tools/build_hero.py) */
.bike path, .bike circle, .bike rect { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.bike .parts .tb { stroke: url(#carbon); }
.bike .parts .hl { stroke: url(#goldStroke); stroke-width: 1.6; opacity: 0.9; }
.bike .ghost * { stroke: var(--ghost) !important; fill: none !important; stroke-dasharray: none !important; stroke-dashoffset: 0 !important; opacity: 0.55 !important; }
.bike .ghost .hl, .bike .ghost .decal, .bike .ghost [data-fill], .bike .ghost .w-axle { display: none; }
.bike .ghost .spokes line { stroke-width: 0.8; }
.bike .ground { stroke: var(--line-2); stroke-width: 1; }
.bike .speed line { stroke: var(--gold); stroke-width: 2; stroke-linecap: round; opacity: 0; }

.w-tyre { stroke: #0c0c0b; stroke-width: 12; }
.w-tyre-hl { stroke: #3a3833; stroke-width: 1; }
.w-rim { stroke: url(#carbon); stroke-width: 27; }
.w-track { stroke-width: 1.4 !important; }
.w-edge { stroke: #45423b; stroke-width: 1; }
.w-rotor { stroke: #8d897f; stroke-width: 5; stroke-dasharray: 5 3; opacity: 0.55; }
.w-rotor-in { stroke: #6b675e; stroke-width: 1.2; opacity: 0.6; }
.w-hub { fill: #1b1a18 !important; stroke: var(--gold); stroke-width: 1.5; }
.bike .w-axle { fill: var(--gold); stroke: none; }
.spokes line { stroke: #77736a; stroke-width: 0.9; }
.decal text { font: 700 11px var(--mono); letter-spacing: 3px; fill: var(--gold); opacity: 0.85; dominant-baseline: middle; }

.d-ring { stroke: #1a1918; stroke-width: 7; }
.d-teeth { stroke: url(#goldStroke); stroke-width: 3; stroke-dasharray: 2.2 1.8; }
.d-cass { stroke: #8d897f; stroke-width: 4; stroke-dasharray: 2 1.4; }
.d-chain { stroke: #8d897f; stroke-width: 3.2; stroke-dasharray: 3 2; }
.d-cage { stroke: #2a2925; stroke-width: 6; }
.d-pulley { stroke: url(#goldStroke); stroke-width: 3.5; }
.d-pedal { stroke: #1a1918; stroke-width: 8; }

.c-saddle { stroke: url(#goldStroke); stroke-width: 1.4; }
.bike .c-saddle-fill { fill: #161513; opacity: 0; }
.c-lever { stroke: #2a2925; stroke-width: 6; }
.c-bottle { stroke: #5b574e; stroke-width: 1.4; }
.bike .c-bottle-fill { fill: #121211; opacity: 0; }

.callout { opacity: 0; transform: translateY(6px); transition: opacity 0.5s, transform 0.5s; }
.callout.is-on { opacity: 1; transform: none; }
.bike .callout circle { fill: var(--gold); }
.callout path { stroke: var(--gold); stroke-width: 1.4; opacity: 0.7; }
.co-label { font: 700 16px var(--mono); letter-spacing: 1.4px; fill: #8f8a7f; }
.co-value { font: 800 26px var(--display); fill: #f1ede4; }
.bike.is-built .parts .hl { stroke-width: 2; opacity: 1; }

.sheet {
  position: absolute; right: max(24px, (100% - var(--wrap)) / 2); top: calc(var(--nav-h) + 24px);
  width: 270px; z-index: 3;
  padding: 18px 18px 16px;
  border: 1px solid var(--line-2); border-radius: var(--radius);
  background: rgba(14, 14, 13, 0.72); backdrop-filter: blur(12px);
  font-family: var(--mono);
}
.sheet header { display: flex; align-items: center; gap: 8px; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.sheet-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 10px var(--gold); animation: pulse 1.6s infinite; }
.sheet-id { margin-left: auto; color: var(--gold); }
.sheet-weight { display: flex; align-items: baseline; gap: 6px; margin: 14px 0 10px; font: 700 44px/1 var(--mono); letter-spacing: -0.02em; }
.sheet-weight small { font-size: 16px; color: var(--muted); }
.sheet-bar { height: 4px; background: var(--line); border-radius: 4px; overflow: hidden; }
.sheet-bar span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--gold-lo), var(--gold-hi)); transition: width 0.4s; }
.sheet dl { margin: 14px 0 12px; display: grid; gap: 8px; }
.sheet dl div { display: grid; grid-template-columns: 70px 1fr; gap: 8px; font-size: 14px; }
.sheet dt { color: #6b6860; text-transform: uppercase; letter-spacing: 0.08em; }
.sheet dd { margin: 0; color: var(--text); }
.sheet-link { display: inline-flex; gap: 6px; font-size: 12px; color: var(--gold); text-decoration: none; border-bottom: 1px solid rgba(236, 167, 4, 0.35); padding-bottom: 2px; }
.sheet-link:hover { color: var(--gold-hi); }
@keyframes pulse { 50% { opacity: 0.35; } }

.scroll-hint {
  position: absolute; right: max(24px, (100% - var(--wrap)) / 2); bottom: 40px;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font: 500 11px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
  transition: opacity 0.4s;
}
.scroll-hint span { width: 1px; height: 38px; background: linear-gradient(var(--gold), transparent); animation: drip 1.6s infinite; transform-origin: top; }
.scroll-hint.is-hidden { opacity: 0; }
@keyframes drip { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }
.ride-progress { position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--line); }
.ride-progress span { display: block; height: 100%; width: 0; background: var(--gold); }

/* ---------- Ticker ---------- */
.ticker { border-block: 1px solid var(--line); background: var(--gold); color: #0a0700; overflow: hidden; }
.ticker-track { display: flex; width: max-content; align-items: center; gap: 28px; padding: 16px 0; animation: tick 38s linear infinite; }
.ticker span { font: 900 20px/1 var(--display); font-stretch: 118%; text-transform: uppercase; white-space: nowrap; }
.ticker i { width: 10px; height: 10px; background: #0a0700; transform: rotate(45deg); flex: none; }
@keyframes tick { to { transform: translateX(-50%); } }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.stats div { padding: 48px 24px; border-right: 1px solid var(--line); }
.stats div:last-child { border-right: 0; }
.stats b { display: block; font: 900 clamp(34px, 4vw, 54px)/1 var(--display); font-stretch: 110%; color: var(--gold); letter-spacing: -0.02em; }
.stats b small { font-size: 0.45em; margin-left: 4px; color: var(--muted); }
.stats span { display: block; margin-top: 10px; color: var(--muted); font-size: 15px; }

/* ---------- Sections ---------- */
.section { padding: 120px 0 40px; }
.section-head { max-width: 760px; margin-bottom: 48px; }
.section-head.row { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 24px; }
.kicker { margin: 0 0 14px; font: 500 12px/1 var(--mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--gold); }
.title { margin: 0; font: 900 clamp(34px, 4.6vw, 64px)/0.98 var(--display); font-stretch: 112%; letter-spacing: -0.02em; text-transform: uppercase; }
.title .word-r { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: 0.06em; }
.title .char-r { display: inline-block; }
.lede { margin: 18px 0 0; color: var(--muted); font-size: 18px; max-width: 620px; }
.subhead { margin: 56px 0 20px; font: 800 22px/1 var(--display); font-stretch: 110%; text-transform: uppercase; }

/* ---------- Gallery ---------- */
.gallery { display: grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: 180px; gap: 14px; }
.gallery figure { position: relative; margin: 0; overflow: hidden; border-radius: var(--radius); border: 1px solid var(--line); background: var(--bg-2); }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1), filter 0.6s; filter: saturate(0.85) contrast(1.05); }
.gallery figure:hover img { transform: scale(1.05); filter: none; }
.gallery figcaption {
  position: absolute; left: 12px; bottom: 12px;
  padding: 6px 10px; border-radius: 999px;
  background: rgba(7, 7, 7, 0.75); backdrop-filter: blur(6px);
  font: 500 11px/1 var(--mono); letter-spacing: 0.06em; text-transform: uppercase;
}
.g-wide { grid-column: span 4; grid-row: span 2; }
.g-tall { grid-column: span 2; grid-row: span 2; }

/* ---------- Build hero photo + product cards ---------- */
.build-hero { position: relative; margin: 0 0 28px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); aspect-ratio: 21 / 9; }
.build-hero img { width: 100%; height: 100%; object-fit: cover; object-position: center 58%; }
.build-hero figcaption {
  position: absolute; left: 16px; bottom: 16px; padding: 8px 12px; border-radius: 999px;
  background: rgba(7, 7, 7, 0.75); backdrop-filter: blur(6px); font: 600 12px/1 var(--mono); letter-spacing: 0.06em; color: var(--gold-hi);
}
.part-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; }
.p-card {
  position: relative; display: flex; flex-direction: column; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); background: linear-gradient(180deg, var(--bg-3), var(--bg-2));
  transition: border-color 0.3s, transform 0.3s;
}
.p-card:hover { border-color: rgba(236, 167, 4, 0.55); transform: translateY(-3px); }
.p-img { aspect-ratio: 1; margin: 8px 8px 0; border-radius: 12px; background: #f3f1ec; overflow: hidden; display: grid; place-items: center; }
.p-img img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1); }
.p-card:hover .p-img img { transform: scale(1.05); }
.p-img.is-empty { background: radial-gradient(circle at 50% 40%, #2a2824, #141412); }
.p-img.is-empty::before { content: attr(data-initial); font: 900 54px/1 var(--display); color: var(--gold); opacity: 0.6; }
.p-body { display: flex; flex-direction: column; gap: 6px; padding: 14px 16px 16px; flex: 1; }
.p-part { font: 500 11px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold); }
.p-name { margin: 0; font: 800 16.5px/1.2 var(--display); font-stretch: 105%; }
.p-name a { text-decoration: none; color: inherit; }
.p-name a::after { content: ""; position: absolute; inset: 0; z-index: 1; }
.p-note { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.45; flex: 1; }
.p-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 8px; }
.p-shop { font: 700 13px/1 var(--body); color: var(--gold); }
.p-card .chip { position: relative; z-index: 2; padding: 6px 11px; font-size: 12px; }
.p-price { font: 700 14px/1 var(--mono); color: var(--gold); }
.p-card .badge { z-index: 3; top: 16px; left: 16px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
  padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line-2);
  font: 600 13px/1 var(--body); text-decoration: none; color: var(--text);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.chip:hover { border-color: var(--gold); color: var(--gold-hi); }
.chip.gold { background: var(--gold); border-color: var(--gold); color: #0a0700; }
.chip.gold:hover { background: var(--gold-hi); color: #0a0700; }

/* ---------- Gear ---------- */
.gear-group { margin-bottom: 48px; }
.gear-group h3 { margin: 0 0 18px; font: 800 22px/1 var(--display); font-stretch: 110%; text-transform: uppercase; display: flex; align-items: center; gap: 14px; }
.gear-group h3::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.gear-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.badge { z-index: 3; top: 16px; left: 16px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
  padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line-2);
  font: 600 13px/1 var(--body); text-decoration: none; color: var(--text);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.chip:hover { border-color: var(--gold); color: var(--gold-hi); }
.chip.gold { background: var(--gold); border-color: var(--gold); color: #0a0700; }
.chip.gold:hover { background: var(--gold-hi); color: #0a0700; }

/* ---------- Gear ---------- */
.gear-group { margin-bottom: 48px; }
.gear-group h3 { margin: 0 0 18px; font: 800 22px/1 var(--display); font-stretch: 110%; text-transform: uppercase; display: flex; align-items: center; gap: 14px; }
.gear-group h3::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.gear-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.gear-card {
  position: relative; display: flex; flex-direction: column; gap: 10px;
  padding: 22px; border-radius: var(--radius);
  border: 1px solid var(--line); background: linear-gradient(180deg, var(--bg-3), var(--bg-2));
  transition: border-color 0.3s, transform 0.3s;
}
.gear-card:hover { border-color: rgba(236, 167, 4, 0.5); transform: translateY(-3px); }
.gear-card .g-top { display: flex; justify-content: space-between; align-items: start; gap: 12px; }
.gear-card h4 { margin: 0; font: 800 18px/1.2 var(--display); font-stretch: 105%; }
.gear-card .price { font: 700 15px/1 var(--mono); color: var(--gold); }
.gear-card p { margin: 0; color: var(--muted); font-size: 15px; flex: 1; }
.gear-card .g-actions { display: flex; gap: 8px; margin-top: 6px; flex-wrap: wrap; }
.badge { position: absolute; top: -10px; left: 18px; padding: 5px 10px; border-radius: 999px; background: var(--gold); color: #0a0700; font: 800 11px/1 var(--mono); letter-spacing: 0.1em; }

/* ---------- Videos ---------- */
.shorts { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.longs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.vid { display: block; text-decoration: none; }
.vid-thumb { position: relative; overflow: hidden; border-radius: var(--radius); border: 1px solid var(--line); background: var(--bg-2); }
.shorts .vid-thumb { aspect-ratio: 9 / 16; }
.longs .vid-thumb { aspect-ratio: 16 / 9; }
.vid-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1); }
.vid:hover .vid-thumb img { transform: scale(1.06); }
.vid-thumb::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 55%, rgba(0, 0, 0, 0.75)); }
.vid-views { position: absolute; left: 10px; bottom: 10px; z-index: 1; font: 700 12px/1 var(--mono); color: var(--gold-hi); }
.vid-play {
  position: absolute; right: 10px; bottom: 10px; z-index: 1; width: 34px; height: 34px; border-radius: 50%;
  background: var(--gold); display: grid; place-items: center; transform: scale(0.85); opacity: 0.9; transition: transform 0.3s;
}
.vid-play::before { content: ""; border-left: 11px solid #0a0700; border-block: 7px solid transparent; margin-left: 3px; }
.vid:hover .vid-play { transform: scale(1); }
.vid-title { margin: 12px 2px 0; font-size: 14.5px; line-height: 1.35; color: var(--text); }

/* ---------- Calculator ---------- */
.calc { display: grid; grid-template-columns: 1.15fr 1fr; gap: 24px; align-items: start; }
.calc-inputs, .calc-out { border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-2); padding: 26px; }
.calc-inputs { display: flex; flex-direction: column; gap: 22px; }
.calc-inputs label { display: grid; gap: 10px; font: 600 14px/1 var(--body); color: var(--muted); }
.calc-inputs output { justify-self: end; margin-top: -24px; font: 700 15px/1 var(--mono); color: var(--gold); }
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 4px; border-radius: 4px; background: var(--line-2); outline: none; }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%; background: var(--gold); border: 3px solid #0a0700; box-shadow: 0 0 0 1px var(--gold); cursor: pointer; }
input[type="range"]::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: var(--gold); border: 3px solid #0a0700; cursor: pointer; }
select, .coach-form input, .coach-form textarea {
  width: 100%; padding: 12px 14px; border-radius: 12px;
  border: 1px solid var(--line-2); background: var(--bg); color: var(--text);
  font: 400 15px/1.3 var(--body);
}
select:focus, .coach-form input:focus, .coach-form textarea:focus { outline: none; border-color: var(--gold); }
.calc-note { margin: 12px 0 0; font-size: 12.5px; color: #6f6b62; line-height: 1.5; }
.calc-sliders { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.calc-selects { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.calc-selects label { font-size: 12.5px; gap: 6px; }
.calc-selects select { padding: 10px 12px; font-size: 14px; }
.calc-adv summary { cursor: pointer; color: var(--gold); font: 600 14px/1 var(--body); }
.calc-adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 14px; }
.calc-adv-grid label { font-size: 12px; gap: 6px; }
.calc-adv-grid input { width: 100%; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line-2); background: var(--bg); color: var(--text); font: 500 14px/1 var(--mono); }
[data-calc-reset] { align-self: start; background: transparent; cursor: pointer; }
.calc-out { display: flex; flex-direction: column; gap: 18px; align-self: start; position: sticky; top: calc(var(--nav-h) + 20px); }
.calc-hero { display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: 12px; padding: 22px; border-radius: 14px; background: linear-gradient(135deg, rgba(236, 167, 4, 0.18), rgba(236, 167, 4, 0.04)); border: 1px solid rgba(236, 167, 4, 0.45); }
.calc-hero span { color: var(--muted); font-weight: 600; }
.calc-hero select { width: auto; padding: 8px 10px; }
.calc-hero b { justify-self: end; font: 700 clamp(36px, 4vw, 52px)/1 var(--mono); color: var(--gold-hi); letter-spacing: -0.02em; }
.calc-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.calc-tiles div { padding: 16px; border-radius: 14px; background: var(--bg); border: 1px solid var(--line); }
.calc-tiles span { display: block; font: 500 11px/1.3 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: #6f6b62; }
.calc-tiles b { display: block; margin-top: 8px; font: 700 24px/1 var(--mono); color: var(--gold); }
.calc-tiles b i { font-style: normal; color: var(--muted); }
.calc-tiles b small { font-size: 12px; color: var(--muted); margin-left: 4px; }
.calc-bd-head { display: flex; justify-content: space-between; margin: 0 0 10px; font: 700 13px/1 var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.calc-bd-head b { color: var(--gold-hi); }
.calc-bd-row { margin-bottom: 10px; }
.calc-bd-row div { display: flex; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--muted); margin-bottom: 5px; }
.calc-bd-row div b { color: var(--text); font: 700 13px/1.3 var(--mono); }
.calc-bd-row i { display: block; height: 8px; border-radius: 8px; background: var(--bg-3); overflow: hidden; }
.calc-bd-row s { display: block; height: 100%; background: linear-gradient(90deg, var(--gold-lo), var(--gold)); border-radius: 8px; transition: width 0.4s; }
.calc-empty { margin: 0; color: #6f6b62; font-size: 14px; }
.calc-video { margin: 18px 0 0; color: var(--muted); }
.calc-video a { color: var(--gold); }

/* ---------- Coaching ---------- */
.ticks { list-style: none; padding: 0; margin: 26px 0 30px; display: grid; gap: 12px; }
.ticks li { position: relative; padding-left: 30px; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 6px; width: 16px; height: 16px; border-radius: 50%; background: var(--gold); box-shadow: inset 0 0 0 4px #0a0700, 0 0 0 1px var(--gold); }
.coach-form { display: grid; gap: 16px; padding: 26px; border: 1px solid var(--line-2); border-radius: var(--radius); background: var(--bg-2); }
.coach-form label { display: grid; gap: 8px; font: 600 14px/1 var(--body); color: var(--muted); }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.coach-form .btn { justify-self: start; }
.form-alt { margin: 0; font-size: 14px; color: var(--muted); }
.form-alt a { color: var(--gold); }
.form-done { margin: 0; color: var(--gold-hi); font-weight: 600; }
.hp { position: absolute; left: -9999px; }

.sale-price { margin: 18px 0 0; font: 900 clamp(30px, 3.6vw, 48px)/1 var(--display); color: var(--gold); }
.sale { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: start; }
.sale-gallery { grid-template-columns: repeat(4, 1fr); }
.sale-gallery .g-wide { grid-column: span 4; grid-row: span 2; }
.sale-gallery .g-wide img { object-position: center 40%; }
.sale-gallery .g-tall { grid-column: span 1; grid-row: span 1; }
.sale-copy .ticks { margin-top: 0; }
.sale-copy .ticks a { color: var(--gold); }
.sale-where {
  display: inline-block; margin-left: 14px; padding: 7px 12px; vertical-align: middle; border-radius: 999px;
  border: 1px solid rgba(236, 167, 4, 0.5); font: 700 12px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--gold-hi);
}
.btn-wa { width: 100%; justify-content: center; }
.btn-wa svg { width: 20px; height: 20px; }
.sale-alt { margin: 10px 0 26px; text-align: center; }
.form-title { margin: 0; font: 800 16px/1 var(--display); color: var(--text); }

/* ---------- CTA ---------- */
.cta { position: relative; overflow: hidden; margin-top: 120px; padding: 140px 0; border-top: 1px solid var(--line); text-align: center; }
.cta-mesh {
  position: absolute; inset: -20%;
  background:
    radial-gradient(40% 50% at 30% 40%, rgba(236, 167, 4, 0.26), transparent 70%),
    radial-gradient(35% 45% at 70% 70%, rgba(255, 210, 94, 0.14), transparent 70%);
  background-size: 140% 140%, 140% 140%;
  background-position: 40% 40%, 60% 60%;
}
.cta-inner { position: relative; display: grid; justify-items: center; gap: 18px; }
.cta img { width: 88px; height: 88px; }
.cta h2 { margin: 0; font: 900 clamp(40px, 6vw, 92px)/0.95 var(--display); font-stretch: 115%; text-transform: uppercase; letter-spacing: -0.02em; }
.cta h2 .word-r { display: inline-block; overflow: hidden; vertical-align: top; }
.cta h2 .char-r { display: inline-block; }
.cta p { margin: 0 0 10px; color: var(--muted); font-size: 18px; }

/* ---------- Footer ---------- */
.footer { display: grid; grid-template-columns: auto 1fr auto; gap: 32px; align-items: center; padding: 40px 0 56px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.foot-brand { display: flex; align-items: center; gap: 10px; color: var(--text); font: 800 16px/1 var(--display); }
.disclosure { margin: 0; max-width: 560px; font-size: 13px; line-height: 1.5; }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; }
.foot-links a { text-decoration: none; }
.foot-links a:hover { color: var(--gold); }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav-links { gap: 18px; }
  .shorts { grid-template-columns: repeat(3, 1fr); }
  .longs { grid-template-columns: repeat(2, 1fr); }
  .calc { grid-template-columns: 1fr; }
  .sheet { width: 240px; }
}

@media (max-width: 860px) {
  :root { --nav-h: 64px; }
  .nav { gap: 12px; }
  .nav-cta { margin-left: auto; }
  .menu-btn {
    display: grid; gap: 6px; place-content: center;
    width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line-2); background: transparent; cursor: pointer;
  }
  .menu-btn span { width: 16px; height: 1.5px; background: var(--text); transition: transform 0.3s; }
  .menu-btn[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
  .nav-links {
    position: fixed; inset: var(--nav-h) 0 auto 0; margin: 0;
    flex-direction: column; gap: 0; padding: 8px 24px 24px;
    background: rgba(7, 7, 7, 0.96); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line);
    transform: translateY(-110%); opacity: 0; pointer-events: none; transition: transform 0.35s, opacity 0.35s;
    z-index: -1;
  }
  .nav-links.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 18px; color: var(--text); }

  .ride { height: 520vh; }
  .ride-stage {
    grid-template-columns: 1fr; grid-template-rows: auto 1fr;
    padding: calc(var(--nav-h) + 8px) 20px 96px; gap: 0;
    align-items: start; align-content: center;
  }
  .brand { font-size: 16px; white-space: nowrap; }
  .ride-art { grid-row: 1; height: auto; margin-top: 8px; }
  .bike { max-height: 34svh; }
  .bike .callouts { display: none; }
  .ride-copy { grid-row: 2; align-self: start; }
  .headline h1, .headline h2 { font-size: clamp(32px, 9vw, 46px); }
  .headline .sub { font-size: 15px; margin-top: 14px; }
  .eyebrow { margin-bottom: 12px; }
  .hero-cta { margin-top: 18px; }
  .hero-cta .btn { --pad: 12px 18px; font-size: 14px; }
  .sheet {
    position: absolute; top: auto; right: 20px; left: auto; bottom: 64px; width: 150px;
    padding: 10px 12px;
  }
  .sheet dl, .sheet-link, .sheet header .sheet-id { display: none; }
  .sheet-weight { font-size: 26px; margin: 8px 0 6px; }
  .rail { display: none; }
  .scroll-hint { display: none; }

  .ticker span { font-size: 16px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats div { padding: 28px 16px; border-bottom: 1px solid var(--line); }
  .stats b { font-size: 30px; }
  .stats span { font-size: 13.5px; }
  .stats div:nth-child(2) { border-right: 0; }
  .section { padding: 84px 0 24px; }
  .section-head.row { flex-direction: column; align-items: start; }

  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 120px; gap: 10px; }
  .g-tall { grid-column: span 1; grid-row: span 2; }
  .g-wide { grid-column: 1 / -1; grid-row: span 2; }
  .gallery figure:last-child { display: none; }


  .shorts { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 12px; margin-inline: -24px; padding-inline: 24px; scrollbar-width: none; }
  .shorts .vid { flex: 0 0 58%; scroll-snap-align: start; }
  .longs { grid-template-columns: 1fr; }

  .calc-selects, .calc-sliders { grid-template-columns: 1fr; }
  .calc-adv-grid { grid-template-columns: 1fr; }
  .calc-out { position: static; }
  .calc-hero { grid-template-columns: auto 1fr; }
  .calc-hero b { grid-column: 1 / -1; justify-self: start; }

  .build-hero { aspect-ratio: 4 / 3; }
  .part-grid, .gear-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .p-body { padding: 12px; }
  .p-name { font-size: 15px; }
  .p-note { font-size: 13px; }
  .p-foot { flex-wrap: wrap; }
  .sale { grid-template-columns: 1fr; gap: 28px; }
  .sale-gallery { grid-template-columns: repeat(2, 1fr); }
  .sale-gallery .g-wide { grid-column: 1 / -1; }
  .sale-gallery .g-tall { grid-row: span 2; }
  .sale-gallery figure:last-child { display: block; }
  .f-row { grid-template-columns: 1fr; }
  .cta { padding: 96px 0; margin-top: 72px; }
  .footer { grid-template-columns: 1fr; gap: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation-duration: 120s; }
}