@font-face { font-family: Phenomena; src: url(../assets/fonts/Phenomena-Bold.woff2) format('woff2'); font-weight: 700; font-display: swap; }
@font-face { font-family: Phenomena; src: url(../assets/fonts/Phenomena-Regular.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: Inter; src: url(../assets/fonts/inter-latin-400-normal.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: Inter; src: url(../assets/fonts/inter-latin-500-normal.woff2) format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: Inter; src: url(../assets/fonts/inter-latin-700-normal.woff2) format('woff2'); font-weight: 700; font-display: swap; }
@font-face { font-family: Syne; src: url(../assets/fonts/syne-latin-400-normal.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: Syne; src: url(../assets/fonts/syne-latin-700-normal.woff2) format('woff2'); font-weight: 700; font-display: swap; }

:root {
  --ink: #00162b;
  --ink-2: #33475c;
  --muted: #5d6f82;
  --sky: #00afea;
  --mint: #00c49a;
  --paper: #f5f6f7;
  --card: #ffffff;
  --line: rgba(0, 22, 43, .1);
  --mono: ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --ease: cubic-bezier(.16, 1, .3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.65 Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--sky); text-decoration: none; }
a:hover { color: var(--mint); }

.top {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 32px;
  padding: 18px clamp(16px, 4vw, 56px);
  background: rgba(245, 246, 247, .82);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--line);
}
.top .brand img { height: 22px; width: auto; }
.top nav { display: flex; gap: 28px; margin-left: auto; font-size: 14px; }
.top nav a { color: var(--ink-2); }
.top nav a:hover { color: var(--sky); }
.chip { font: 500 11px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; color: var(--sky); border: 1px solid rgba(0, 175, 234, .4); padding: 8px 12px; border-radius: 999px; }

.eyebrow, .fig { font: 400 11px/1.4 var(--mono); letter-spacing: .22em; text-transform: uppercase; color: var(--muted); margin: 0 0 18px; }
.eyebrow { display: flex; align-items: center; gap: 14px; }
.eyebrow span { width: 44px; height: 1px; background: var(--sky); }
.fig { color: var(--sky); }

h1, h2, h3, h4 { margin: 0; }
h1 { font: 700 clamp(56px, 8.4vw, 132px)/.9 Phenomena, sans-serif; letter-spacing: -.01em; }
h2 { font: 700 clamp(34px, 4.4vw, 56px)/1.04 Syne, sans-serif; letter-spacing: -.02em; }
h3 { font: 700 30px/1.15 Syne, sans-serif; }
h4 { font: 700 18px/1.3 Syne, sans-serif; }

.btn { display: inline-flex; align-items: center; height: 52px; padding: 0 26px; font: 700 13px/1 Inter, sans-serif; letter-spacing: .12em; text-transform: uppercase; border-radius: 999px; transition: background .15s, color .15s, border-color .15s; }
.btn.primary { background: var(--ink); color: #fff; }
.btn.primary:hover { background: var(--sky); color: var(--ink); }
.btn.ghost { border: 1px solid rgba(0, 22, 43, .25); color: var(--ink); }
.btn.ghost:hover { border-color: var(--sky); color: var(--sky); }

/* ---------- Hero */
.hero {
  position: relative; overflow: hidden;
  min-height: calc(100vh - 60px);
  display: grid; grid-template-rows: auto 1fr;
  padding: clamp(40px, 7vw, 96px) clamp(16px, 4vw, 56px) 0;
  background: radial-gradient(120% 80% at 70% 100%, #e3e8ec 0%, var(--paper) 55%);
}
.hero-map { position: absolute; inset: -10% -10% 0 -10%; opacity: .07; pointer-events: none; animation: drift 90s linear infinite alternate; }
.hero-map svg { width: 100%; height: 100%; }
@keyframes drift { from { transform: translateX(0); } to { transform: translateX(-6%); } }
.hero-copy { position: relative; max-width: 760px; }
.hero .lead { max-width: 560px; font-size: 19px; color: var(--ink-2); margin: 28px 0 34px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-stage { position: relative; display: flex; align-items: flex-end; justify-content: center; min-height: 360px; }
.road { position: absolute; left: -10%; right: -10%; bottom: 0; height: 26%; background: linear-gradient(180deg, rgba(0, 22, 43, .04), rgba(0, 22, 43, .09)); border-top: 1px solid rgba(0, 22, 43, .08); }
.hero-van { position: relative; width: min(1180px, 100%); margin-bottom: 3%; transform: translateX(80vw); }
.hero-van.in { animation: arrive 2.6s var(--ease) forwards; }
@keyframes arrive { from { transform: translateX(80vw); } to { transform: translateX(0); } }
.van .rim { transform-box: fill-box; transform-origin: center; }
.van .rim.spin { animation: roll .42s linear 6; }
@keyframes roll { to { transform: rotate(360deg); } }

/* ---------- Konfigurator */
section { padding: clamp(72px, 10vw, 140px) clamp(16px, 4vw, 56px); }
.section-head { max-width: 760px; margin-bottom: 48px; }
.section-head p:last-child { color: var(--ink-2); font-size: 18px; margin: 18px 0 0; }
.config { background: var(--card); }
.variants { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-bottom: 28px; }
.variant {
  appearance: none; text-align: left; cursor: pointer; font: inherit; color: inherit;
  background: var(--paper); border: 1px solid transparent; border-radius: 18px; padding: 18px 18px 16px;
  transition: border-color .15s, background .15s, transform .25s var(--ease);
}
.variant:hover { transform: translateY(-2px); }
.variant[aria-selected="true"] { background: #fff; border-color: var(--ink); box-shadow: 0 18px 40px -24px rgba(0, 22, 43, .35); }
.variant .thumb { aspect-ratio: 6022 / 2140; margin: 0 -6px 12px; }
.variant .meta { display: flex; align-items: baseline; gap: 12px; }
.variant .nr { font: 400 11px/1 var(--mono); letter-spacing: .2em; color: var(--sky); }
.variant .name { font: 700 19px/1.2 Syne, sans-serif; }

.stage-wrap { position: relative; border-radius: 28px; overflow: hidden; background: radial-gradient(90% 70% at 50% 85%, #e1e6ea 0%, #f3f5f6 60%, #f8f9fa 100%); padding: 28px clamp(16px, 4vw, 56px) 22px; }
.views { display: inline-flex; gap: 4px; padding: 4px; border-radius: 999px; background: rgba(255, 255, 255, .8); border: 1px solid var(--line); }
.views button { appearance: none; border: 0; background: transparent; font: 500 14px/1 Inter, sans-serif; color: var(--ink-2); padding: 11px 18px; border-radius: 999px; cursor: pointer; transition: background .15s, color .15s; }
.views button[aria-selected="true"] { background: var(--ink); color: #fff; }
.stage { position: relative; height: clamp(260px, 42vw, 560px); margin-top: 8px; }
.stage .layer { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity .5s var(--ease), transform .7s var(--ease); transform: translateY(10px) scale(.985); }
.stage .layer.on { opacity: 1; transform: none; }
.stage .layer svg { max-height: 100%; width: auto; max-width: 100%; }
.stage-note { margin: 6px 0 0; text-align: center; font: 400 11px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

.concept { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(28px, 6vw, 96px); margin-top: 56px; }
.concept .big { font: 400 24px/1.5 Syne, sans-serif; margin: 16px 0 0; }
.concept p { margin: 0 0 18px; color: var(--ink-2); }
.swatches { list-style: none; margin: 24px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: 14px; color: var(--ink-2); }
.swatches li { display: flex; align-items: center; gap: 10px; }
.swatches span { width: 22px; height: 22px; border-radius: 50%; }

/* ---------- Distanz */
.street { position: relative; height: clamp(220px, 30vw, 380px); border-radius: 28px; overflow: hidden; background: linear-gradient(180deg, #dfe6eb 0%, #eef2f4 62%, #c9d0d6 62%, #b9c1c8 100%); }
.street::after { content: ''; position: absolute; left: 0; right: 0; top: 80%; height: 6px; background: repeating-linear-gradient(90deg, #f5f6f7 0 60px, transparent 60px 130px); opacity: .8; }
.street-van { position: absolute; left: 50%; bottom: 30%; width: 92%; transform-origin: 50% 100%; transition: transform .25s var(--ease); }
.street-van svg { width: 100%; height: auto; }
.slider-row { display: flex; align-items: center; gap: 20px; margin-top: 26px; max-width: 760px; }
.slider-row label { font: 400 11px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.slider-row output { font: 700 22px/1 Syne, sans-serif; min-width: 70px; }
input[type=range] { flex: 1; accent-color: var(--ink); height: 28px; }
.rule { color: var(--ink-2); max-width: 760px; margin: 16px 0 0; }

/* ---------- Details */
.details { background: var(--card); }
.detail-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.detail { margin: 0; border-radius: 22px; overflow: hidden; background: #eef1f3; }
.detail .crop { aspect-ratio: 4 / 3; }
.detail .crop svg { width: 100%; height: 100%; }
.detail figcaption { padding: 16px 20px 20px; background: #fff; border-top: 1px solid var(--line); }
.detail figcaption b { display: block; font: 700 17px/1.3 Syne, sans-serif; margin-bottom: 4px; }
.detail figcaption span { font-size: 14px; color: var(--ink-2); }

/* ---------- Umsetzung */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.steps li { background: var(--card); border-radius: 22px; padding: 26px 24px 28px; }
.steps span { display: block; font: 400 11px/1 var(--mono); letter-spacing: .2em; color: var(--sky); margin-bottom: 26px; }
.steps p { color: var(--ink-2); font-size: 15px; margin: 10px 0 0; }
.open { margin-top: 18px; border-radius: 22px; padding: 32px clamp(20px, 4vw, 44px); background: var(--ink); color: #eef3f7; }
.open h3 { color: #fff; margin-bottom: 14px; }
.open ul { margin: 0; padding-left: 20px; display: grid; gap: 8px; color: #c9d6e0; }

.foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding: 36px clamp(16px, 4vw, 56px); border-top: 1px solid var(--line); font-size: 13px; color: var(--muted); }
.foot img { height: 18px; width: auto; }
.foot p { margin: 0; }

@media (max-width: 860px) {
  .top nav { display: none; }
  .top .chip { margin-left: auto; }
  .variants, .detail-grid, .steps { grid-template-columns: minmax(0, 1fr); }
  .variant { display: grid; grid-template-columns: 120px minmax(0, 1fr); align-items: center; gap: 14px; }
  .variant .thumb { margin: 0; }
  .concept { grid-template-columns: minmax(0, 1fr); }
  .views button { padding: 10px 13px; }
  .hero { min-height: auto; }
  .hero-stage { min-height: 0; padding-top: 36px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-van, .hero-van.in { animation: none; transform: none; }
  .hero-map { animation: none; }
  .van .rim.spin { animation: none; }
}