/* ============================================================
   Fuhrpark — H0 · DR
   Design-Tokens, Fonts, Layout
   ============================================================ */

/* ---------- Lokal gebündelte Fonts (DSGVO) ---------- */
@font-face {
  font-family: "Archivo Narrow";
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
  src: url("fonts/ArchivoNarrow.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("fonts/Inter.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
  src: url("fonts/JetBrainsMono.woff2") format("woff2");
}

/* ---------- Design-Tokens ---------- */
:root {
  /* Farben */
  --bg: #1a1a1c;
  --bg-elev: #232326;
  --bg-elev-2: #2a2a2e;
  --line: #35353a;
  --line-strong: #4a4a51;
  --text: #e8e5dd;
  --text-strong: #f5f0e0;
  --text-mute: #8a8880;
  --ocker: #d4a24a;       /* DR-Ocker, Akzent */
  --ocker-dim: #a67f38;
  --rost: #a54327;        /* Rost-Rot, sparsam */
  --grün: #6b8e4e;        /* Betriebsbereit */

  /* Typografie */
  --ff-display: "Archivo Narrow", "Arial Narrow", system-ui, sans-serif;
  --ff-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ff-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Layout */
  --wrap: 1180px;
  --gap: 1.25rem;
  --radius: 4px;          /* bewusst klein — technisch, nicht verspielt */
}

/* ---------- Reset & Basis ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.55 var(--ff-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }
a { color: var(--ocker); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; text-underline-offset: 3px; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--ocker); outline-offset: 2px; }
::selection { background: var(--ocker); color: #1a1a1c; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(26, 26, 28, 0.92);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 62px;
}
.nav__brand {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  font-family: var(--ff-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-strong);
  font-size: 1.05rem;
}
.nav__brand-mark {
  display: inline-block;
  width: 10px; height: 10px;
  background: var(--ocker);
  transform: rotate(45deg);
  margin-right: 0.2rem;
}
.nav__brand-sub {
  color: var(--text-mute);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
}
.nav__menu {
  display: flex;
  gap: 0.15rem;
  margin-left: auto;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
}
.nav__link {
  font-family: var(--ff-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  color: var(--text-mute);
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius);
  transition: color 0.15s;
}
.nav__link:hover { color: var(--text); text-decoration: none; }
.nav__link[aria-current="page"] {
  color: var(--text-strong);
  box-shadow: inset 0 -2px 0 var(--ocker);
}
.nav__toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--text);
  padding: 0.5rem 0.7rem;
  border-radius: var(--radius);
  margin-left: auto;
  cursor: pointer;
  font-family: var(--ff-display);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

@media (max-width: 780px) {
  .nav__toggle { display: inline-block; }
  .nav__menu {
    position: absolute;
    top: 62px; left: 0; right: 0;
    background: var(--bg-elev);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    padding: 0.5rem 1rem 1rem;
    display: none;
  }
  .nav__menu.is-open { display: flex; }
  .nav__link { padding: 0.7rem 0.5rem; font-size: 0.95rem; }
}

/* ---------- Header (Bw-Register-Kopf) ---------- */
.topbar {
  padding: 3rem 0 2rem;
  border-bottom: 1px solid var(--line);
}
.topbar__inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.ident__eyebrow {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  color: var(--ocker);
  display: block;
  margin-bottom: 0.5rem;
}
.ident__title {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--text-strong);
  text-transform: uppercase;
}
.ident__sub {
  color: var(--text-mute);
  font-size: 0.95rem;
  margin: 0.6rem 0 0;
  max-width: 46ch;
}

/* Stats-Block (Register-Zähler) */
.stats {
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}
.stats__cell {
  display: flex;
  flex-direction: column;
  min-width: 4.5rem;
  border-left: 2px solid var(--ocker);
  padding-left: 0.75rem;
}
.stats__cell dt {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.68rem;
  color: var(--text-mute);
  margin: 0;
}
.stats__cell dd {
  font-family: var(--ff-mono);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--text-strong);
  margin: 0.15rem 0 0;
  font-variant-numeric: tabular-nums;
}

/* ---------- Filter-Leiste ---------- */
.controls {
  padding: 1.25rem 0;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 62px;
  z-index: 30;
}
.controls__inner {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}
.search { flex: 1 1 260px; max-width: 380px; }
.search input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--text);
  font: 500 0.95rem/1 var(--ff-body);
  padding: 0.65rem 0.85rem;
}
.search input::placeholder { color: var(--text-mute); }
.search input:focus { border-color: var(--ocker); outline: none; }

.filters {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}
.filter {
  border: 0;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.filter legend {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.7rem;
  color: var(--text-mute);
  float: left;
  padding-right: 0.6rem;
}
.chips { display: inline-flex; gap: 0.25rem; }
.chip {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--text-mute);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius);
  font: 500 0.82rem/1 var(--ff-body);
  cursor: pointer;
  transition: all 0.12s;
}
.chip:hover { color: var(--text); border-color: var(--text-mute); }
.chip.is-active {
  background: var(--ocker);
  border-color: var(--ocker);
  color: #1a1a1c;
  font-weight: 600;
}
.filter select {
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--text);
  padding: 0.4rem 0.6rem;
  font: 500 0.85rem/1 var(--ff-body);
}

/* ---------- Grid der Fahrzeugkarten ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--gap);
  padding: 2rem 0;
}

/* Fahrzeugkarte — Signature-Element */
.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem 1.2rem;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  text-align: left;
  color: inherit;
  font: inherit;
  position: relative;
  overflow: hidden;
}
.card::before {
  /* dünner Ocker-Faden oben — wie eine Registermarke */
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--ocker);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease-out;
}
.card:hover, .card:focus-visible {
  border-color: var(--line-strong);
  transform: translateY(-1px);
}
.card:hover::before, .card:focus-visible::before { transform: scaleX(1); }

.card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}
.card__baureihe {
  /* der Star: dicke Baureihennummer wie Lokseitenanschrift */
  font-family: var(--ff-mono);
  font-weight: 700;
  font-size: 2.6rem;
  line-height: 0.95;
  color: var(--text-strong);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.card__pill {
  font-family: var(--ff-display);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  border: 1px solid currentColor;
  white-space: nowrap;
  flex-shrink: 0;
}
.pill--betrieb { color: var(--grün); }
.pill--reparatur { color: var(--rost); }
.pill--vitrine { color: var(--text-mute); }

.card__nummer {
  font-family: var(--ff-mono);
  font-size: 0.88rem;
  color: var(--ocker);
  font-variant-numeric: tabular-nums;
}
.card__bezeichnung {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.25;
  color: var(--text);
  margin: 0;
}

.card__meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 0.9rem;
  border-top: 1px solid var(--line);
  padding-top: 0.75rem;
  font-size: 0.83rem;
  color: var(--text-mute);
}
.card__meta dt {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.7rem;
  color: var(--text-mute);
  padding-top: 0.05rem;
}
.card__meta dd {
  margin: 0;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.empty {
  padding: 3rem 0;
  text-align: center;
  color: var(--text-mute);
  font-family: var(--ff-display);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---------- Detail-Sheet ---------- */
.sheet {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--bg-elev);
  color: var(--text);
  padding: 0;
  max-width: 620px;
  width: calc(100% - 2rem);
  max-height: 85vh;
}
.sheet::backdrop {
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}
.sheet__body { padding: 2rem 2rem 2.2rem; overflow-y: auto; max-height: 85vh; }
.sheet__close {
  position: absolute;
  top: 0.6rem; right: 0.7rem;
  background: transparent;
  border: 0;
  color: var(--text-mute);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
}
.sheet__close:hover { color: var(--text); }
.sheet__baureihe {
  font-family: var(--ff-mono);
  font-weight: 700;
  font-size: 3.2rem;
  line-height: 0.9;
  color: var(--text-strong);
  letter-spacing: -0.02em;
}
.sheet__nummer {
  font-family: var(--ff-mono);
  color: var(--ocker);
  font-size: 1rem;
  margin-top: 0.35rem;
}
.sheet__bez {
  font-family: var(--ff-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0.7rem 0 1.3rem;
  color: var(--text);
}
.sheet__grid {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 0.55rem 1rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
  font-size: 0.92rem;
}
.sheet__grid dt {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  color: var(--text-mute);
  padding-top: 0.15rem;
}
.sheet__grid dd { margin: 0; color: var(--text); font-variant-numeric: tabular-nums; }
.sheet__notizen {
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ---------- Inhaltsseiten (Anlage, Galerie, Kontakt etc.) ---------- */
.page {
  padding: 2.5rem 0 4rem;
}
.page__title {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 2.8rem);
  text-transform: uppercase;
  letter-spacing: -0.005em;
  margin: 0 0 0.5rem;
  color: var(--text-strong);
}
.page__eyebrow {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  color: var(--ocker);
  display: block;
  margin-bottom: 0.5rem;
}
.page__lead {
  font-size: 1.1rem;
  color: var(--text);
  max-width: 62ch;
  margin: 0.8rem 0 2rem;
  line-height: 1.6;
}
.prose {
  max-width: 62ch;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.7;
}
.prose h2 {
  font-family: var(--ff-display);
  font-size: 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 2.2rem 0 0.6rem;
  color: var(--text-strong);
  border-top: 1px solid var(--line);
  padding-top: 1.6rem;
}
.prose h2:first-child { border-top: 0; padding-top: 0; margin-top: 0; }
.prose h3 {
  font-family: var(--ff-display);
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ocker);
  margin: 1.5rem 0 0.4rem;
}
.prose p { margin: 0.6rem 0 1rem; }
.prose ul, .prose ol { padding-left: 1.2rem; margin: 0.6rem 0 1rem; }
.prose li { margin-bottom: 0.3rem; }
.prose address {
  font-style: normal;
  padding: 0.9rem 1.1rem;
  background: var(--bg-elev);
  border-left: 3px solid var(--ocker);
  border-radius: var(--radius);
  margin: 0.6rem 0 1.2rem;
  font-family: var(--ff-mono);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---------- Startseite (Hero) ---------- */
.hero {
  padding: 5rem 0 4rem;
  border-bottom: 1px solid var(--line);
}
.hero__eyebrow {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  color: var(--ocker);
  display: block;
  margin-bottom: 1rem;
}
.hero__title {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: clamp(2.8rem, 8vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--text-strong);
  text-transform: uppercase;
}
.hero__title em {
  font-style: normal;
  color: var(--ocker);
  font-family: var(--ff-mono);
  font-weight: 700;
  letter-spacing: -0.04em;
}
.hero__lead {
  font-size: 1.15rem;
  max-width: 52ch;
  margin: 1.4rem 0 2rem;
  color: var(--text);
  line-height: 1.6;
}
.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--ocker);
  color: #1a1a1c;
  padding: 0.85rem 1.3rem;
  border-radius: var(--radius);
  font-family: var(--ff-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.9rem;
}
.hero__cta:hover { background: var(--text-strong); text-decoration: none; }
.hero__cta::after { content: "→"; font-family: var(--ff-mono); }

.card-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--gap);
  padding: 2.5rem 0;
}
.card-link {
  display: block;
  padding: 1.2rem 1.3rem 1.4rem;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: inherit;
  transition: border-color 0.15s;
}
.card-link:hover { border-color: var(--ocker); text-decoration: none; }
.card-link h3 {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 1.15rem;
  color: var(--text-strong);
  margin: 0 0 0.4rem;
}
.card-link p {
  margin: 0;
  color: var(--text-mute);
  font-size: 0.92rem;
  line-height: 1.5;
}

/* ---------- Galerie ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.6rem;
  padding: 1rem 0 3rem;
}
.gallery__item {
  aspect-ratio: 4/3;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-mute);
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  text-align: center;
  padding: 1rem;
}
.gallery__item img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Links-Seite ---------- */
.linklist {
  list-style: none;
  padding: 0;
  margin: 1rem 0 3rem;
  display: grid;
  gap: 0.5rem;
}
.linklist li {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.95rem 1.1rem;
  background: var(--bg-elev);
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.linklist a {
  font-family: var(--ff-display);
  font-weight: 600;
  color: var(--text-strong);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.linklist a:hover { color: var(--ocker); }
.linklist small { color: var(--text-mute); font-size: 0.85rem; }

/* ---------- Footer ---------- */
.foot {
  margin-top: auto;
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--text-mute);
  font-size: 0.85rem;
}
.foot__inner {
  display: flex;
  gap: 0.75rem 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.foot__inner a { color: var(--text-mute); }
.foot__inner a:hover { color: var(--ocker); }
.foot__sep { color: var(--line-strong); }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}