/* Rollin' Sushi — Design-System siehe 03_DESIGN-SYSTEM.md
   Anker: Swiss. Weiße Flächen, 1px-Haarlinien, große Ziffern, EIN Akzent (Lachs).
   Schwarz nur als Fahrzeug-Band (Header, Tube-Sektion, Footer). */

:root {
  --ink: #0a0a0a;
  --paper: #ffffff;
  --neutral: #f7f7f8;
  --muted: #55555a;
  --rule: #d6d6d9;
  --accent: #f08050;
  --max: 1240px;
  --gut: 20px;
  --font: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 400 17px/1.55 var(--font);
  color: var(--ink);
  background: var(--paper);
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gut); }
.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--ink); padding: 10px 16px; z-index: 100; font-weight: 700; }
.skip:focus { left: 0; }

/* ---------- Header ---------- */
.site-header { background: #000; color: #fff; position: sticky; top: 0; z-index: 50; }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 24px; padding-top: 12px; padding-bottom: 12px; }
.brand { display: block; line-height: 0; }
.brand img { height: 52px; width: auto; }
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 22px; }
.nav a { color: #fff; text-decoration: none; font-weight: 600; font-size: 15px; padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover { border-bottom-color: #fff; }
.nav a[aria-current="page"] { border-bottom-color: var(--accent); }
.nav .btn { color: var(--ink); border-bottom: 1.5px solid var(--ink); padding: 8px 16px; }

/* Differenzierer: die Rolle rollt mit dem Scrollen an der Linie entlang */
.roll-track { position: relative; height: 22px; background: #000; border-top: 1px solid #2a2a2a; }
.roll-track::after { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: #2a2a2a; }
.roll-wheel { position: absolute; top: 1px; left: 0; width: 20px; height: 20px; z-index: 1; will-change: transform; }

/* ---------- Typo ---------- */
h1, h2, h3 { font-weight: 800; letter-spacing: -0.025em; line-height: 1.02; margin: 0; }
h1 { font-size: clamp(36px, 6.2vw, 80px); }
h2 { font-size: clamp(30px, 5vw, 56px); }
h3 { font-size: 22px; letter-spacing: -0.01em; line-height: 1.2; }
p { margin: 0 0 1em; }
.lead { font-size: clamp(19px, 2.2vw, 24px); line-height: 1.4; max-width: 36em; }
.kicker { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 0 0 18px; }
.num { font-size: clamp(56px, 10vw, 118px); font-weight: 800; line-height: 0.9; letter-spacing: -0.04em; font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.small { font-size: 14px; }

.btn { display: inline-block; padding: 14px 22px; font: 700 16px/1 var(--font); text-decoration: none; background: var(--accent); color: var(--ink); border: 1.5px solid var(--ink); cursor: pointer; }
.btn:hover { background: var(--ink); color: #fff; }
.btn--ghost { background: transparent; }
.on-dark .btn { border-color: #fff; }
.on-dark .btn--ghost { color: #fff; }
.on-dark .btn:hover { background: #fff; color: var(--ink); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- Sektionen & Raster ---------- */
.sec { border-top: 1px solid var(--ink); padding: 56px 0 64px; }
.sec--dark { background: #000; color: #fff; border-top: 0; }
.sec--neutral { background: var(--neutral); }
.grid { display: grid; gap: 32px; grid-template-columns: 1fr; }
.sec-head { display: grid; gap: 12px; margin-bottom: 40px; }
.sec-head p { max-width: 40em; margin: 0; }

.hero { padding: 48px 0 56px; }
.hero h1 { margin-bottom: 28px; }
.hero-meta { border-top: 1px solid var(--ink); padding-top: 18px; align-self: end; }
.hero-meta .num { font-size: clamp(56px, 9vw, 96px); }
.hero-meta p { margin: 8px 0 0; }
.hero-meta ul { margin: 14px 0 0; padding: 0; list-style: none; }
.hero-meta li { padding: 9px 0; border-top: 1px solid var(--rule); font-size: 15px; }

.trio { display: grid; gap: 0; grid-template-columns: 1fr; }
.trio > div { border-top: 1px solid var(--ink); padding: 18px 0 32px; }
.trio .num { margin-bottom: 14px; }
.trio h2 { margin-bottom: 10px; }

/* Sticker (runde Verpackungs-Aufkleber im Farbsystem) */
.sticker { width: 44px; height: 44px; flex: none; transition: transform 0.6s cubic-bezier(.2,.7,.2,1); }
.sticker--l { width: 112px; height: 112px; }
.sticker--xl { width: min(240px, 60vw); height: auto; aspect-ratio: 1; }
a:hover > .sticker, .card:hover .sticker { transform: rotate(180deg); }

.cards { display: grid; gap: 0; grid-template-columns: 1fr; border-top: 1px solid var(--ink); }
.card { display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: start; padding: 24px 0; border-bottom: 1px solid var(--rule); text-decoration: none; }
.card:hover h3 { text-decoration: underline; text-underline-offset: 4px; }
.card h3 { margin-bottom: 4px; }
.card .price { font-variant-numeric: tabular-nums; font-weight: 700; margin-top: 8px; display: block; }
.tag { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; border: 1px solid currentColor; padding: 2px 8px; margin-left: 8px; vertical-align: middle; }

.steps { display: grid; gap: 24px; grid-template-columns: 1fr; margin: 32px 0 0; padding: 0; list-style: none; }
.steps li { border-top: 1px solid #fff; padding-top: 14px; }
.steps .num { font-size: 48px; margin-bottom: 8px; }
.tube-art { width: min(220px, 50vw); margin: 0 auto; }

/* ---------- Menü ---------- */
.menu-group { margin-top: 56px; }
.menu-group h2 { margin-bottom: 8px; }
.menu-group > p { max-width: 40em; }
.rows { border-top: 1px solid var(--ink); margin-top: 20px; }
.row { display: grid; grid-template-columns: 44px 1fr auto; gap: 6px 16px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--rule); }
.row--plain { grid-template-columns: 1fr auto; }
.row .name { font-weight: 700; font-size: 18px; }
.row .desc { grid-column: 2 / 3; color: var(--muted); font-size: 15px; }
.row--plain .desc { grid-column: 1 / 2; }
.row .price { font-variant-numeric: tabular-nums; font-weight: 700; text-align: right; white-space: nowrap; }
.row a.name { text-decoration: none; }
.row a.name:hover { text-decoration: underline; }
.row--later { color: var(--muted); }

/* ---------- Produktseite ---------- */
.crumbs { font-size: 14px; color: var(--muted); padding: 24px 0 0; }
.product { display: grid; gap: 40px; grid-template-columns: 1fr; padding: 32px 0 56px; }
.product h1 { font-size: clamp(38px, 7vw, 72px); margin: 0 0 12px; }
.product .price-big { font-size: 32px; font-weight: 800; font-variant-numeric: tabular-nums; }
.parts { list-style: none; margin: 16px 0 0; padding: 0; border-top: 1px solid var(--ink); }
.parts li { padding: 11px 0; border-bottom: 1px solid var(--rule); }
.status { border: 1px solid var(--ink); padding: 20px 22px; margin-top: 32px; background: var(--neutral); }
.status h2 { font-size: 20px; letter-spacing: -0.01em; margin-bottom: 8px; }
.status p:last-child { margin-bottom: 0; }

/* ---------- Formular ---------- */
form { display: grid; gap: 18px; max-width: 640px; }
label { display: grid; gap: 6px; font-weight: 700; font-size: 15px; }
input, select, textarea { font: 400 17px/1.4 var(--font); padding: 12px 14px; border: 1.5px solid var(--ink); border-radius: 0; background: #fff; color: var(--ink); width: 100%; }
textarea { min-height: 150px; resize: vertical; }
.check { display: flex; gap: 12px; align-items: flex-start; font-weight: 400; }
.check input { width: 22px; height: 22px; margin-top: 3px; flex: none; }

/* ---------- Text-Seiten ---------- */
.prose { max-width: 44em; padding: 48px 0 72px; }
.prose h1 { font-size: clamp(36px, 6vw, 60px); margin-bottom: 28px; }
.prose h2 { font-size: 26px; margin: 40px 0 10px; letter-spacing: -0.015em; }
.prose h3 { margin: 24px 0 6px; }
.todo { background: #fff3cd; padding: 1px 6px; }

/* ---------- Footer ---------- */
.site-footer { background: #000; color: #fff; padding: 48px 0 40px; }
.site-footer .wrap { display: grid; gap: 28px; grid-template-columns: 1fr; }
.site-footer img { height: 56px; width: auto; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.tagline { display: flex; flex-wrap: wrap; gap: 6px 22px; font-weight: 800; font-size: clamp(18px, 3vw, 26px); letter-spacing: 0.02em; text-transform: uppercase; margin: 0; }
.tagline .t1 { color: var(--accent); }
.tagline .t2 { color: #8dbb6b; }
.legal { border-top: 1px solid #2a2a2a; padding-top: 20px; font-size: 14px; color: #b5b5ba; }

/* ---------- Ab Tablet ---------- */
@media (min-width: 760px) {
  :root { --gut: 32px; }
  .grid--hero { grid-template-columns: 8fr 4fr; gap: 56px; }
  .grid--2 { grid-template-columns: 1fr 1fr; gap: 56px; }
  .trio { grid-template-columns: repeat(3, 1fr); gap: 32px; }
  .cards { grid-template-columns: 1fr 1fr; column-gap: 40px; }
  .steps { grid-template-columns: repeat(3, 1fr); gap: 32px; }
  .row { grid-template-columns: 52px 1fr 3fr auto; }
  .row .desc { grid-column: auto; }
  .row--plain { grid-template-columns: 2fr 3fr auto; }
  .row--plain .desc { grid-column: auto; }
  .product { grid-template-columns: 5fr 7fr; gap: 64px; }
  .site-footer .wrap { grid-template-columns: 1.2fr 1fr 1fr; }
  .sec { padding: 80px 0 88px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .sticker { transition: none; }
  .roll-track { display: none; }
}