/* ============================================================
   OARTS — NEED FOR WHEELS
   Graphite studio with platinum highlights and silver wheel imagery.
   ============================================================ */
:root {
  --bg: #090c10;
  --bg2: #0f1319;
  --panel: #151a21;
  --panel2: #1d242d;
  --line: #2b333e;
  --line2: #414d5b;
  --txt: #f4f6f8;
  --muted: #a7b1be;
  --muted2: #939eac;
  --accent: #d3dce6;
  --accent2: #f5f7fa;
  --accent-rgb: 211, 220, 230;
  --on-accent: #10151c;
  --cyan: #becddd;
  --ok: #4ade80;
  --display: 'Bebas Neue', 'Barlow Condensed', Impact, sans-serif;
  --cond: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --body: 'Barlow', 'Segoe UI', system-ui, sans-serif;
  --skew: -8deg;
  --radius: 4px;
  --nav-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  overflow-x: hidden;
  background-image:
    radial-gradient(1200px 600px at 80% -10%, rgba(var(--accent-rgb), .10), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(190,205,221, .07), transparent 60%);
  background-attachment: fixed;
}
body::before {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.7), rgba(0,0,0,.15));
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
input::placeholder, textarea::placeholder { color: var(--muted2); opacity: 1; }
button { cursor: pointer; }
::selection { background: var(--accent); color: var(--on-accent); }

h1, h2, h3, h4 { margin: 0; font-family: var(--display); font-weight: 400; letter-spacing: .02em; line-height: .95; }
h1 { font-size: clamp(64px, 12vw, 160px); }
h2 { font-size: clamp(44px, 7vw, 92px); }
h3 { font-size: clamp(26px, 3vw, 36px); }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }
.accent { color: var(--accent); }
.cyan { color: var(--cyan); }

.wrap { width: min(1280px, 100% - 48px); margin-inline: auto; position: relative; z-index: 1; }
@media (max-width: 640px) { .wrap { width: min(1280px, 100% - 32px); } }

/* ---------- typografické doplňky ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--cond); font-weight: 700; text-transform: uppercase; letter-spacing: .22em; font-size: 13px;
  color: var(--accent);
}
.eyebrow::before { content: ''; width: 28px; height: 2px; background: var(--accent); transform: skewX(var(--skew)); }
.lead { font-size: clamp(17px, 1.6vw, 20px); color: #c6cdd6; max-width: 62ch; }
.mono { font-family: 'Barlow Condensed', monospace; letter-spacing: .06em; }

/* ---------- tlačítka ---------- */
.btn {
  --bg-btn: var(--panel2);
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 26px; min-height: 48px;
  font-family: var(--cond); font-weight: 700; font-size: 16px; text-transform: uppercase; letter-spacing: .14em;
  color: var(--txt); background: var(--bg-btn); border: 1px solid var(--line2);
  transform: skewX(var(--skew)); transition: transform .15s, background .2s, border-color .2s, color .2s, box-shadow .2s;
  white-space: nowrap;
}
.btn > * { transform: skewX(calc(var(--skew) * -1)); display: inline-flex; align-items: center; gap: 10px; }
.btn:hover { transform: skewX(var(--skew)) translateY(-2px); border-color: var(--txt); }
.btn:active { transform: skewX(var(--skew)) translateY(0); }
.btn--primary { --bg-btn: var(--accent); border-color: var(--accent); color: var(--on-accent); box-shadow: 0 0 0 0 rgba(var(--accent-rgb),.15); }
.btn--primary:hover { box-shadow: 0 10px 30px rgba(var(--accent-rgb),.35); border-color: var(--accent2); }
.btn--ghost { --bg-btn: transparent; }
.btn--cyan { --bg-btn: transparent; border-color: var(--cyan); color: var(--cyan); }
.btn--cyan:hover { background: rgba(190,205,221,.1); }
.btn--sm { padding: 9px 16px; min-height: 38px; font-size: 14px; }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .35; pointer-events: none; }
@media (max-width: 480px) { .btn { white-space: normal; text-align: center; } }

/* ---------- navigace ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50; height: var(--nav-h);
  display: flex; align-items: center;
  background: linear-gradient(180deg, rgba(9,12,16,.92), rgba(9,12,16,.72));
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; font-family: var(--display); font-size: 28px; letter-spacing: .08em; line-height: 1; }
.logo__mark { width: 34px; height: 34px; }
.logo small { display: block; font-family: var(--cond); font-size: 10px; letter-spacing: .3em; color: var(--muted); font-weight: 700; margin-top: 3px; }
.nav__links { display: flex; align-items: center; gap: 30px; font-family: var(--cond); font-weight: 600; text-transform: uppercase; letter-spacing: .14em; font-size: 14px; }
.nav__links a { position: relative; padding: 6px 0; color: #d3dce6; }
.nav__links a::after { content: ''; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--accent); transition: right .2s; }
.nav__links a:hover::after, .nav__links a.active::after { right: 0; }
.nav__links .btn { margin-left: 6px; }
.burger { display: none; width: 44px; height: 44px; background: none; border: 1px solid var(--line2); flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.burger span { width: 20px; height: 2px; background: #fff; transition: transform .2s, opacity .2s; }
@media (max-width: 900px) {
  .burger { display: flex; }
  .nav__links { position: fixed; top: var(--nav-h); left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 24px 24px; background: rgba(9,12,16,.97); border-bottom: 1px solid var(--line); transform: translateY(-10px); opacity: 0; visibility: hidden; pointer-events: none; transition: transform .22s, opacity .22s, visibility 0s .22s; }
  .nav__links a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 18px; }
  .nav__links .btn { margin: 16px 0 0; }
  .nav.open .nav__links { transform: none; opacity: 1; visibility: visible; pointer-events: auto; transition: transform .22s, opacity .22s, visibility 0s; }
  .nav.open .burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.open .burger span:nth-child(2) { opacity: 0; }
  .nav.open .burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ---------- hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh; padding-top: calc(var(--nav-h) + 40px); padding-bottom: 60px;
  display: grid; align-items: center; overflow: hidden;
}
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.hero__kicker { display: flex; gap: 14px; align-items: center; margin-bottom: 18px; }
.hero__title { position: relative; text-transform: uppercase; }
.hero__title .line { display: block; }
.hero__title .line--outline { color: transparent; -webkit-text-stroke: 2px rgba(255,255,255,.55); }
.hero__title .line--accent { color: var(--accent); }
.hero__sub { margin: 24px 0 32px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__visual { position: relative; display: grid; place-items: center; min-height: 420px; }
.hero__wheel { width: min(520px, 90%); aspect-ratio: 1; filter: drop-shadow(0 30px 60px rgba(0,0,0,.7)) drop-shadow(0 0 40px rgba(var(--accent-rgb),.18)); transition: opacity .25s, transform .25s; }
.hero__wheel.swap { opacity: 0; transform: scale(.94) rotate(-8deg); }
.hero__ring { position: absolute; inset: 8%; border-radius: 50%; border: 1px dashed rgba(255,255,255,.12); animation: rot 40s linear infinite; }
.hero__ring--2 { inset: -2%; border-color: rgba(190,205,221,.18); animation-duration: 70s; animation-direction: reverse; }
.hero__tag { position: absolute; font-family: var(--cond); text-transform: uppercase; letter-spacing: .2em; font-size: 12px; color: var(--muted); }
.hero__tag b { color: var(--txt); font-size: 16px; display: block; letter-spacing: .08em; }
.hero__tag--tl { top: 4%; left: 0; }
.hero__tag--br { bottom: 4%; right: 0; text-align: right; }
.speedlines { position: absolute; inset: 0; pointer-events: none; z-index: 0; opacity: .55;
  background: repeating-linear-gradient(-12deg, transparent 0 140px, rgba(255,255,255,.035) 140px 141px, transparent 141px 300px);
  mask-image: linear-gradient(90deg, transparent, #000 30%, #000 70%, transparent);
  animation: lines 12s linear infinite;
}
.hero__glow { position: absolute; width: 60vw; height: 60vw; max-width: 900px; max-height: 900px; right: -15vw; top: 10%; border-radius: 50%; background: radial-gradient(circle, rgba(var(--accent-rgb),.16), transparent 60%); filter: blur(20px); pointer-events: none; }
@keyframes rot { to { transform: rotate(360deg); } }
@keyframes lines { to { background-position: 600px 0; } }
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero__visual { min-height: 320px; order: -1; padding: 64px 0; }
  .hero__wheel { width: min(360px, 80%); }
}

/* ---------- ticker ---------- */
.ticker { position: relative; z-index: 1; overflow: hidden; border-block: 1px solid var(--line); background: var(--bg2); padding: 12px 0; }
.ticker__track { display: flex; gap: 48px; width: max-content; animation: ticker 40s linear infinite; font-family: var(--cond); font-weight: 700; text-transform: uppercase; letter-spacing: .22em; font-size: 14px; color: #c6cdd6; }
.ticker__track span::before { content: '◆'; color: var(--accent); margin-right: 48px; font-size: 10px; vertical-align: middle; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- sekce ---------- */
.section { position: relative; z-index: 1; padding: clamp(72px, 10vw, 140px) 0; }
.section--tight { padding-block: clamp(48px, 6vw, 80px); }
.section--alt { background: linear-gradient(180deg, var(--bg2), var(--bg)); border-block: 1px solid var(--line); }
.section__head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: clamp(32px, 4vw, 56px); }
.section__head h1, .section__head h2 { text-transform: uppercase; margin-top: 12px; font-size: clamp(44px, 7vw, 92px); }
.section__head p { max-width: 48ch; margin: 0; color: var(--muted); }

/* ---------- statistiky ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.stat { background: var(--panel); padding: 28px 26px; }
.stat b { display: block; font-family: var(--display); font-size: clamp(40px, 4vw, 56px); line-height: 1; color: var(--txt); }
.stat b i { font-style: normal; color: var(--accent); }
.stat span { display: block; margin-top: 8px; font-family: var(--cond); text-transform: uppercase; letter-spacing: .16em; font-size: 12px; color: var(--muted); }
@media (max-width: 900px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ---------- karty aut ---------- */
.cars-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; }
.car-card {
  position: relative; display: block; background: var(--panel); border: 1px solid var(--line); padding: 18px 18px 20px; overflow: hidden;
  transition: border-color .2s, transform .2s;
}
.car-card::before { content: attr(data-n); position: absolute; top: 8px; right: 14px; font-family: var(--display); font-size: 64px; color: rgba(255,255,255,.05); line-height: 1; }
.car-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.car-card svg { width: 100%; height: auto; }
.car-card h3 { text-transform: uppercase; margin-top: 8px; }
.car-card p { margin: 6px 0 0; font-size: 14px; color: var(--muted); }
.car-card .tag { position: absolute; top: 14px; left: 14px; }
.tag { display: inline-block; padding: 4px 10px; background: rgba(var(--accent-rgb),.12); color: var(--accent); border: 1px solid rgba(var(--accent-rgb),.35); font-family: var(--cond); font-weight: 700; letter-spacing: .16em; text-transform: uppercase; font-size: 11px; transform: skewX(var(--skew)); }
.tag--cyan { background: rgba(190,205,221,.1); color: var(--cyan); border-color: rgba(190,205,221,.35); }
.tag--ok { background: rgba(74,222,128,.1); color: var(--ok); border-color: rgba(74,222,128,.35); }

/* ---------- galerie designů ---------- */
.designs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.design-card { position: relative; background: var(--panel); border: 1px solid var(--line); padding: 20px 16px 16px; text-align: center; transition: border-color .2s, transform .2s; display: block; }
.design-card:hover { border-color: var(--cyan); transform: translateY(-4px); }
.design-card svg { width: 72%; margin: 0 auto 12px; transition: transform .8s cubic-bezier(.2,.8,.2,1); }
.design-card:hover svg { transform: rotate(72deg); }
.design-card b { display: block; font-family: var(--display); font-size: 26px; letter-spacing: .06em; }
.design-card span { font-family: var(--cond); text-transform: uppercase; letter-spacing: .18em; font-size: 11px; color: var(--muted); }
.design-card .series { position: absolute; top: 10px; left: 12px; font-family: var(--cond); font-weight: 700; font-size: 11px; letter-spacing: .2em; color: var(--muted2); }

/* ---------- proces ---------- */
.process { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; counter-reset: step; }
.step { position: relative; background: var(--panel); border: 1px solid var(--line); padding: 26px 24px 24px 24px; overflow: hidden; }
.step::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--accent); transform: skewY(-20deg) scaleY(1.3); }
.step__n { font-family: var(--display); font-size: 72px; line-height: 1; color: transparent; -webkit-text-stroke: 1.5px rgba(255,255,255,.35); }
.step h3 { text-transform: uppercase; margin: 6px 0 12px; }
.step ul { margin: 0; padding-left: 18px; color: #c6cdd6; font-size: 15px; }
.step li { margin: 4px 0; }
.step .badges { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.step--wide { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; align-items: center; background: linear-gradient(90deg, var(--panel), rgba(var(--accent-rgb),.08)); }
.step--wide .btn { white-space: normal; text-align: center; }
@media (max-width: 800px) { .step--wide { grid-template-columns: minmax(0, 1fr); } }

/* timeline verze (proces.html) */
.timeline { position: relative; display: grid; gap: 28px; }
.timeline::before { content: ''; position: absolute; left: 34px; top: 0; bottom: 0; width: 2px; background: linear-gradient(180deg, var(--accent), var(--cyan)); opacity: .5; }
.tl { position: relative; display: grid; grid-template-columns: 70px minmax(0, 1fr); gap: 20px; }
.tl__n { width: 70px; height: 70px; display: grid; place-items: center; background: var(--bg); border: 2px solid var(--accent); font-family: var(--display); font-size: 34px; transform: skewX(var(--skew)); }
.tl__n span { transform: skewX(calc(var(--skew) * -1)); }
.tl__body { background: var(--panel); border: 1px solid var(--line); padding: 24px 26px; }
.tl__body h3 { text-transform: uppercase; }
.tl__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 16px; }
.tl__grid h4 { font-family: var(--cond); font-weight: 700; text-transform: uppercase; letter-spacing: .18em; font-size: 12px; color: var(--accent); margin-bottom: 8px; }
.tl__grid h4.cy { color: var(--cyan); }
.tl__grid ul { margin: 0; padding-left: 18px; color: #c6cdd6; font-size: 15px; }
.media { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 18px; }
.media div { aspect-ratio: 4/3; background: repeating-linear-gradient(135deg, #17171c 0 10px, #1c1c22 10px 20px); border: 1px dashed var(--line2); display: grid; place-items: center; font-family: var(--cond); text-transform: uppercase; letter-spacing: .16em; font-size: 11px; color: var(--muted); text-align: center; padding: 8px; }
@media (max-width: 720px) { .tl { grid-template-columns: 52px minmax(0, 1fr); gap: 12px; } .tl__n { width: 52px; height: 52px; font-size: 26px; } .timeline::before { left: 25px; } .tl__grid { grid-template-columns: 1fr; } .media { grid-template-columns: 1fr 1fr; } }

/* ---------- štítek OARTS ---------- */
.label-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.label-wrap svg { width: 100%; max-width: 520px; filter: drop-shadow(0 20px 40px rgba(0,0,0,.6)); }
@media (max-width: 800px) { .label-wrap { grid-template-columns: 1fr; } }

/* ---------- kontakt ---------- */
.contact { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; }
.contact__info dl { display: grid; grid-template-columns: auto 1fr; gap: 8px 18px; margin: 0; font-size: 15px; }
.contact__info dt { font-family: var(--cond); text-transform: uppercase; letter-spacing: .16em; font-size: 12px; color: var(--muted); padding-top: 3px; }
.contact__info dd { margin: 0; }
@media (max-width: 800px) { .contact { grid-template-columns: 1fr; } }

/* ---------- formuláře ---------- */
.form { display: grid; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.field { display: grid; gap: 6px; }
.field label, .field > span { font-family: var(--cond); font-weight: 700; text-transform: uppercase; letter-spacing: .18em; font-size: 11px; color: var(--muted); }
.field input, .field select, .field textarea {
  width: 100%; background: var(--bg2); border: 1px solid var(--line2); padding: 11px 12px; color: var(--txt); outline: none; border-radius: 0; transition: border-color .15s;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); }
.field textarea { min-height: 96px; resize: vertical; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, #aaa 50%), linear-gradient(135deg, #aaa 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 32px; }
.field .hint { font-size: 12px; color: var(--muted2); }
.field--inline { grid-template-columns: 1fr auto; align-items: center; }

/* ---------- footer ---------- */
.footer { position: relative; z-index: 1; border-top: 1px solid var(--line); padding: 40px 0; background: var(--bg2); font-size: 14px; color: var(--muted); }
.footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; align-items: center; }
.footer nav { display: flex; gap: 22px; font-family: var(--cond); text-transform: uppercase; letter-spacing: .14em; font-size: 12px; }
.footer nav a:hover { color: var(--txt); }

/* ---------- animace při scrollu ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .1s; }
.reveal[data-delay="2"] { transition-delay: .2s; }
.reveal[data-delay="3"] { transition-delay: .3s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .speedlines, .hero__ring, .ticker__track { animation: none; }
}

/* ============================================================
   KONFIGURÁTOR
   ============================================================ */
.cfg {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 84px minmax(0, 1fr) 400px;
  min-height: 100vh; min-height: 100svh; padding-top: var(--nav-h);
}
.cfg-steps {
  border-right: 1px solid var(--line); background: var(--bg2);
  display: flex; flex-direction: column; padding: 18px 0; gap: 4px; position: sticky; top: var(--nav-h); height: calc(100vh - var(--nav-h)); height: calc(100svh - var(--nav-h));
}
.cfg-step {
  position: relative; background: none; border: 0; padding: 14px 8px; display: grid; justify-items: center; gap: 6px; color: var(--muted2); transition: color .2s;
}
.cfg-step b { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid var(--line2); font-family: var(--display); font-size: 20px; transform: skewX(var(--skew)); transition: all .2s; }
.cfg-step b span { transform: skewX(calc(var(--skew) * -1)); }
.cfg-step span.t { font-family: var(--cond); font-weight: 700; text-transform: uppercase; letter-spacing: .14em; font-size: 10px; }
.cfg-step:hover { color: var(--txt); }
.cfg-step.active { color: var(--txt); }
.cfg-step.active b { background: var(--accent); border-color: var(--accent); color: var(--on-accent); box-shadow: 0 0 20px rgba(var(--accent-rgb),.15); }
.cfg-step.done b { border-color: var(--ok); color: var(--ok); }
.cfg-step.done b span::after { content: ''; }

.cfg-stage { position: relative; display: grid; grid-template-rows: auto 1fr auto; overflow: hidden; background: radial-gradient(900px 500px at 50% 70%, rgba(255,255,255,.04), transparent 70%); }
.stage-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; padding: 18px 24px 0; }
.stage-head h1 { font-size: clamp(30px, 3.5vw, 48px); text-transform: uppercase; }
.stage-head h1 small { display: block; font-family: var(--cond); font-size: 12px; letter-spacing: .24em; color: var(--muted); margin-bottom: 4px; }
.seg { display: inline-flex; border: 1px solid var(--line2); transform: skewX(var(--skew)); }
.seg button { background: none; border: 0; padding: 8px 16px; font-family: var(--cond); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; font-size: 12px; color: var(--muted); }
.seg button span { display: inline-block; transform: skewX(calc(var(--skew) * -1)); }
.seg button.active { background: var(--txt); color: #000; }
.stage-view { position: relative; display: grid; place-items: center; padding: 10px 24px; min-height: 360px; }
.stage-bg { position: absolute; inset: 0; display: grid; place-items: center; pointer-events: none; overflow: hidden; }
.stage-bg span { font-family: var(--display); font-size: clamp(80px, 16vw, 260px); text-transform: uppercase; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.1); white-space: nowrap; letter-spacing: .02em; transform: translateY(-14%) skewX(var(--skew)); }
.stage-canvas { position: relative; width: min(100%, 1100px); }
.stage-canvas svg { width: 100%; height: auto; filter: drop-shadow(0 20px 40px rgba(0,0,0,.6)); }
.stage-canvas.wheel { width: min(70vh, 100%, 620px); }
.stage-canvas.wheel svg { filter: drop-shadow(0 30px 50px rgba(0,0,0,.7)) drop-shadow(0 0 40px rgba(var(--accent-rgb),.15)); }
.stage-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; padding: 8px 24px 18px; }
.stage-foot .swatches { margin: 0; }
.stage-info { display: flex; flex-wrap: wrap; gap: 8px 22px; font-family: var(--cond); text-transform: uppercase; letter-spacing: .16em; font-size: 11px; color: var(--muted); }
.stage-info b { display: block; font-size: 16px; color: var(--txt); letter-spacing: .06em; white-space: nowrap; }
.floor { position: absolute; left: 0; right: 0; bottom: 12%; height: 1px; background: linear-gradient(90deg, transparent, rgba(255,255,255,.18), transparent); }

.cfg-panel { border-left: 1px solid var(--line); background: var(--bg2); display: grid; grid-template-rows: 1fr auto; position: sticky; top: var(--nav-h); height: calc(100vh - var(--nav-h)); height: calc(100svh - var(--nav-h)); }
.panel-body { overflow: auto; padding: 22px 22px 30px; scrollbar-width: thin; scrollbar-color: var(--line2) transparent; }
.panel-body h2 { font-size: 34px; text-transform: uppercase; margin-bottom: 4px; }
.panel-body .sub { color: var(--muted); font-size: 14px; margin-bottom: 18px; }
.panel-body h4 { font-family: var(--cond); font-weight: 700; text-transform: uppercase; letter-spacing: .18em; font-size: 12px; color: var(--muted); margin: 22px 0 10px; display: flex; justify-content: space-between; align-items: baseline; }
.panel-body h4 em { font-style: normal; color: var(--txt); letter-spacing: .04em; }
.panel-foot { border-top: 1px solid var(--line); padding: 16px 22px 20px; background: var(--panel); display: grid; gap: 12px; }
.price { display: flex; align-items: end; justify-content: space-between; gap: 12px; }
.price small { display: block; font-family: var(--cond); text-transform: uppercase; letter-spacing: .16em; font-size: 11px; color: var(--muted); }
.price b { font-family: var(--display); font-size: 38px; line-height: 1; letter-spacing: .02em; }
.price .per { text-align: right; font-size: 13px; color: var(--muted); }
.panel-nav { display: flex; gap: 10px; }
.cfg-panel, .panel-body, .panel-foot { min-width: 0; }
.panel-nav .btn { flex: 1; }

/* volby */
.opt-list { display: grid; gap: 8px; }
.opt { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; background: var(--panel); border: 1px solid var(--line); padding: 10px 12px; text-align: left; color: var(--txt); transition: border-color .15s, background .15s; width: 100%; }
.opt:hover { border-color: var(--line2); background: var(--panel2); }
.opt.active { border-color: var(--accent); background: linear-gradient(90deg, rgba(var(--accent-rgb),.12), transparent); }
.opt svg { width: 56px; height: auto; }
.opt .opt__car { width: 96px; }
.opt b { display: block; font-family: var(--display); font-size: 22px; letter-spacing: .05em; line-height: 1; }
.opt span { display: block; font-size: 12px; color: var(--muted); margin-top: 3px; }
.opt .p { font-family: var(--cond); font-weight: 700; font-size: 13px; letter-spacing: .06em; color: var(--muted); white-space: nowrap; }
.opt.active .p { color: var(--accent); }
.opt-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.opt-grid .opt { grid-template-columns: auto 1fr; padding: 10px; }
.opt-grid .opt .p { grid-column: 1 / -1; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { background: var(--panel); border: 1px solid var(--line2); padding: 8px 14px; font-family: var(--cond); font-weight: 700; letter-spacing: .1em; font-size: 14px; color: #d3dce6; transform: skewX(var(--skew)); transition: all .15s; }
.chip span { display: inline-block; transform: skewX(calc(var(--skew) * -1)); }
.chip:hover { border-color: var(--txt); }
.chip.active { background: var(--txt); color: #000; border-color: var(--txt); }
.chip.rec::after { content: '★'; margin-left: 6px; color: var(--accent); }
.chip.active.rec::after { color: var(--on-accent); }

.swatches { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0; }
.swatch { width: 34px; height: 34px; border-radius: 50%; border: 2px solid rgba(255,255,255,.15); padding: 0; position: relative; transition: transform .15s, border-color .15s; box-shadow: inset 0 0 0 2px rgba(0,0,0,.35), 0 4px 10px rgba(0,0,0,.4); }
.swatch:hover { transform: scale(1.1); }
.swatch.active { border-color: var(--accent); box-shadow: 0 0 0 2px var(--bg2), 0 0 0 4px var(--accent); }
.swatch--custom { background: conic-gradient(red, yellow, lime, cyan, blue, magenta, red); }
.swatch--custom input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; }
.swatch-name { font-size: 13px; color: var(--muted); margin-top: 4px; min-height: 18px; }

.range { display: grid; grid-template-columns: 1fr 64px; gap: 10px; align-items: center; }
.range input[type=range] { width: 100%; accent-color: var(--accent); }
.range output { font-family: var(--cond); font-weight: 700; font-size: 18px; text-align: right; letter-spacing: .04em; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.check { display: flex; gap: 12px; align-items: center; background: var(--panel); border: 1px solid var(--line); padding: 10px 12px; cursor: pointer; }
.check input { accent-color: var(--accent); width: 18px; height: 18px; margin: 0; }
.check b { display: block; font-family: var(--cond); font-weight: 700; letter-spacing: .06em; font-size: 15px; }
.check span { font-size: 12px; color: var(--muted); }
.check .p { margin-left: auto; font-family: var(--cond); font-weight: 700; font-size: 13px; color: var(--muted); white-space: nowrap; }
.toggle { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font-family: var(--cond); font-weight: 700; letter-spacing: .1em; text-transform: uppercase; font-size: 12px; color: var(--muted); }
.toggle input { appearance: none; width: 40px; height: 22px; border-radius: 22px; background: var(--line2); position: relative; margin: 0; transition: background .2s; }
.toggle input::after { content: ''; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: #fff; transition: transform .2s; }
.toggle input:checked { background: var(--accent); }
.toggle input:checked::after { background: var(--on-accent); }
.toggle input:checked::after { transform: translateX(18px); }
.note { padding: 10px 12px; background: rgba(190,205,221,.06); border: 1px solid rgba(190,205,221,.25); font-size: 13px; color: var(--accent); }
.note--warn { background: rgba(224,174,104,.08); border-color: rgba(224,174,104,.35); color: #e8c493; }

/* souhrn */
.spec { width: 100%; border-collapse: collapse; font-size: 14px; }
.spec th, .spec td { padding: 8px 6px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.spec th { font-family: var(--cond); font-weight: 700; text-transform: uppercase; letter-spacing: .14em; font-size: 11px; color: var(--muted); width: 38%; }
.spec td { color: var(--txt); }
.spec td.r { text-align: right; font-family: var(--cond); font-weight: 700; }
.spec tr.total td, .spec tr.total th { border-bottom: 0; border-top: 2px solid var(--accent); padding-top: 12px; color: var(--txt); }
.spec tr.total td { font-family: var(--display); font-size: 26px; }
.label-svg { margin: 12px 0 6px; border: 1px solid var(--line); background: #fff; }
.actions { display: grid; gap: 8px; margin-top: 14px; }
.copied { color: var(--ok); font-size: 13px; }

/* responzivní konfigurátor */
@media (max-width: 1100px) {
  .cfg { grid-template-columns: 72px minmax(0, 1fr) 340px; }
  .panel-nav .btn, .actions .btn { white-space: normal; padding-inline: 14px; letter-spacing: .08em; }
  .opt-grid .opt .p { white-space: normal; }
}
@media (max-width: 900px) {
  .cfg { grid-template-columns: 1fr; }
  .cfg-steps { position: sticky; top: var(--nav-h); height: auto; flex-direction: row; justify-content: space-around; padding: 6px 0; border-right: 0; border-bottom: 1px solid var(--line); z-index: 5; }
  .cfg-step { padding: 8px 6px; }
  .cfg-step b { width: 30px; height: 30px; font-size: 17px; }
  .cfg-stage { min-height: 0; }
  .stage-view { min-height: 240px; padding: 6px 12px; }
  .stage-canvas.wheel { width: min(60vw, 360px); }
  .stage-head { padding: 12px 16px 0; }
  .stage-foot { padding: 6px 16px 14px; }
  .cfg-panel { position: static; height: auto; border-left: 0; border-top: 1px solid var(--line); }
  .panel-body { padding: 18px 16px 40px; }
  .panel-foot { position: sticky; bottom: 0; z-index: 4; padding: 10px 16px 12px; gap: 8px; }
  .price b { font-size: 28px; }
  .price .per { display: none; }
  .panel-nav .btn { min-height: 42px; padding-block: 10px; }
}

/* tisk technického listu */
@media print {
  body { background: #fff; color: #000; }
  body::before, .nav, .cfg-steps, .cfg-stage, .panel-foot, .actions, .footer, .hero__visual, .ticker, .speedlines, .hero__glow, .burger { display: none !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .cfg { display: block; padding: 0; }
  .cfg-panel { position: static; height: auto; border: 0; background: #fff; display: block; }
  .panel-body { overflow: visible; color: #000; }
  .panel-body h2, .panel-body h4, .panel-body h4 em, .panel-body .sub, .spec th, .spec td, .muted, .hint, .lead, .step ul, .tl__grid ul, .section__head p, .stat b, .stat span, .contact__info dd, .contact__info dt, .tl__body p { color: #000 !important; }
  .spec th, .spec td { border-color: #ccc; }
  .field input, .field select, .field textarea { background: #fff; color: #000; border-color: #999; }
  .step, .tl__body, .stat, .tl__n, .stats, .note, .car-card, .design-card { background: #fff !important; border-color: #999 !important; color: #000 !important; }
  .note { color: #333 !important; }
  .hero { min-height: 0; padding-top: 0; }
  .hero__title .line--outline { color: #000; -webkit-text-stroke: 0; }
}