/* ============================================================
   VDT GmbH — vdt-oberhausen.de
   Design: "Werkbank" — clean, technisch, Doppellinien-Motiv
   aus dem VDT-Logo als durchgängige Signatur.
   Statisches CSS, keine Frameworks, keine externen Requests.
   ============================================================ */

/* ---------- Schriften (selbst gehostet, DSGVO-sauber) ---------- */
@font-face {
  font-family: "Barlow Condensed";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/barlow-condensed-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow Condensed";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/barlow-condensed-latin-700-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/barlow-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/barlow-latin-500-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/barlow-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
}

/* ---------- Tokens ---------- */
:root {
  --ink: #191c1f;          /* Anthrazit — Text, Balken */
  --ink-soft: #2a2f34;
  --steel: #4c565f;        /* Sekundärtext */
  --line: #d9dde0;         /* Haarlinien */
  --line-strong: #191c1f;  /* Doppellinien-Motiv */
  --paper: #ffffff;
  --panel: #f4f5f6;        /* leichte Flächen */
  --accent: #e4551a;       /* Signalorange — Grafik: Linien, Marker (3:1) */
  --accent-btn: #cc4710;   /* Interaktiv/Text auf Weiß (>=4.5:1) */
  --accent-deep: #b83f0e;

  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "Barlow", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  --wrap: 1140px;
  --gap: clamp(1rem, 3vw, 2rem);
  --radius: 2px;
}

/* ---------- Reset & Basis ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
p { margin: 0 0 1em; }
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}
::selection { background: var(--accent-deep); color: #fff; }

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2rem);
}
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: .6rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 0; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- Signatur: Doppellinie (aus dem Logo) ---------- */
.double-rule {
  height: 13px;
  border-top: 5px solid var(--line-strong);
  border-bottom: 5px solid var(--line-strong);
  border-left: 0; border-right: 0;
  background: transparent;
  margin: 0;
}
.double-rule--accent {
  border-color: var(--accent);
}
.double-rule--thin {
  height: 7px;
  border-top-width: 2px;
  border-bottom-width: 2px;
}

/* ---------- Typografie ---------- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: .002em;
  margin: 0 0 .5em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.5rem, 6.4vw, 4.4rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.4vw, 1.6rem); font-weight: 600; }
.lead {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--steel);
  max-width: 46em;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--steel);
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: "";
  width: 34px;
  height: 7px;
  border-top: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  flex: none;
}
.mono { font-family: var(--font-mono); }

/* ---------- Topbar ---------- */
.topbar {
  background: var(--ink);
  color: #d7dbde;
  font-size: .84rem;
}
.topbar .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem 1.6rem;
  padding-block: .45rem;
  justify-content: space-between;
}
.topbar a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
}
.topbar a:hover { color: var(--accent); }
.topbar .hours { font-family: var(--font-mono); font-size: .78rem; letter-spacing: .02em; }

/* ---------- Header / Navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-block: .8rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: .85rem;
  text-decoration: none;
  margin-right: auto;
}
.brand svg { height: 46px; width: auto; color: var(--ink); }
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand-text .name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.28rem;
  letter-spacing: .01em;
}
.brand-text .claim {
  font-size: .74rem;
  color: var(--steel);
  letter-spacing: .04em;
}
.main-nav ul {
  display: flex;
  gap: clamp(.9rem, 2vw, 1.6rem);
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}
.main-nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: .98rem;
  padding: .35rem 0;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover { border-bottom-color: var(--ink); }
.main-nav a[aria-current="page"] {
  border-bottom-color: var(--accent);
  font-weight: 600;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: .03em;
  text-transform: uppercase;
  text-decoration: none;
  padding: .62rem 1.15rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  transition: background-color .15s, color .15s, border-color .15s;
}
.btn--primary {
  background: var(--accent-btn);
  color: #fff;
}
.btn--primary:hover { background: var(--accent-deep); }
.btn--ghost {
  border-color: var(--ink);
  color: var(--ink);
  background: transparent;
}
.btn--ghost:hover { background: var(--ink); color: #fff; }
.btn--light {
  border-color: #fff;
  color: #fff;
}
.btn--light:hover { background: #fff; color: var(--ink); }

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  padding: .85rem .75rem;
  cursor: pointer;
}
.nav-toggle .bars {
  display: block;
  width: 22px;
  height: 9px;
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .main-nav {
    display: none;
    position: absolute;
    inset: 100% 0 auto 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 16px 30px rgba(25,28,31,.08);
  }
  .main-nav.is-open { display: block; }
  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: .5rem 1.25rem 1.25rem;
  }
  .main-nav li { border-bottom: 1px solid var(--line); }
  .main-nav li:last-child { border-bottom: 0; padding-top: .9rem; }
  .main-nav a { display: block; padding: .85rem 0; font-size: 1.08rem; }
  .header-cta { display: none; }
  .main-nav .btn { justify-content: center; width: 100%; }
}
@media (min-width: 861px) {
  .main-nav li.nav-shop { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  padding-block: clamp(3rem, 7vw, 5.5rem) clamp(2.5rem, 5vw, 4rem);
}
.hero h1 { max-width: 13em; }
.hero .lead { margin-top: 1rem; }
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 1.8rem;
}
.hero-frame {
  margin-top: clamp(2.2rem, 5vw, 3.5rem);
}

/* Fakten-Leiste im Stil einer technischen Maßleiste */
.facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  border-inline: 1px solid var(--line);
}
.fact {
  padding: 1.15rem 1.25rem 1.05rem;
  border-right: 1px solid var(--line);
  border-block: 1px solid var(--line);
}
.fact:last-child { border-right: 0; }
.fact b {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  line-height: 1;
}
.fact span {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--steel);
}

/* ---------- Sections ---------- */
.section { padding-block: clamp(2.8rem, 6.5vw, 5rem); }
.section--panel { background: var(--panel); }
.section--dark {
  background: var(--ink);
  color: #e8eaec;
}
.section--dark .eyebrow { color: #9aa4ad; }
.section--dark h2 { color: #fff; }
.section-head { max-width: 46em; margin-bottom: clamp(1.6rem, 3.5vw, 2.6rem); }

/* ---------- Marken ---------- */
.brand-strip {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}
.brand-tag {
  display: inline-flex;
  align-items: center;
  min-height: 62px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: .06em;
  padding: .4rem 1.1rem;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  background: #fff;
}
.brand-tag--logo { padding: .4rem .9rem; }
.brand-tag--logo img { display: block; }
.brand-note {
  margin-top: 1.4rem;
  color: var(--steel);
  max-width: 52em;
}

/* ---------- Karten (Leistungen) ---------- */
.cards {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 7px double var(--ink);
  padding: 1.6rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
}
.card .idx {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--accent-deep);
  margin-bottom: .8rem;
}
.card h3 { margin-bottom: .45rem; }
.card p { color: var(--steel); flex: 1; }
.card .more {
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--accent);
  align-self: flex-start;
  padding-bottom: .1rem;
}
.card .more:hover { color: var(--accent-deep); }

/* ---------- Kategorie-Listen (Geräte/Befestiger) ---------- */
.cat-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.cat {
  display: grid;
  grid-template-columns: minmax(60px, 90px) 1fr;
  gap: 1.2rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}
.cat .no {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .1em;
  color: var(--accent-deep);
  padding-top: .5rem;
}
.cat h3 { margin-bottom: .3rem; }
.cat p { margin: 0; color: var(--steel); max-width: 56em; }
@media (max-width: 560px) {
  .cat { grid-template-columns: 1fr; gap: .3rem; }
}

/* ---------- Broschüren / Downloads ---------- */
.dl-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
}
.dl-card {
  border: 1px solid var(--line);
  border-top: 7px double var(--ink);
  background: #fff;
  display: flex;
  flex-direction: column;
}
.dl-thumb {
  display: block;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  aspect-ratio: 1 / 1.414;
  overflow: hidden;
}
.dl-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: top center;
  transition: transform .2s ease;
}
.dl-card:hover .dl-thumb img { transform: scale(1.03); }
.dl-thumb--empty {
  display: grid;
  place-items: center;
}
.dl-thumb--empty span {
  font-family: var(--font-mono);
  font-size: .9rem;
  letter-spacing: .12em;
  color: var(--steel);
}
.dl-body {
  padding: 1rem 1.1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  flex: 1;
}
.dl-body h3 {
  font-size: 1.15rem;
  margin: 0;
}
.dl-meta {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--steel);
  margin: 0;
}
.dl-body .btn { margin-top: auto; align-self: flex-start; }

/* ---------- Zeichnungs-Bibliothek ---------- */
.ztype {
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 2.2rem 0 .6rem;
  display: flex;
  align-items: center;
  gap: .75rem;
}
.ztype::before {
  content: "";
  width: 26px;
  height: 7px;
  border-top: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  flex: none;
}
.cat h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.3rem, 2.4vw, 1.6rem);
  line-height: 1.06;
  margin: 0 0 .3rem;
}

/* ---------- Timeline (Über uns) ---------- */
.timeline {
  position: relative;
  margin-top: 2.5rem;
  padding-left: clamp(1.6rem, 4vw, 2.4rem);
}
.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: .4rem;
  bottom: .4rem;
  width: 7px;
  border-left: 2px solid var(--ink);
  border-right: 2px solid var(--ink);
}
.tl-item { position: relative; padding-bottom: clamp(1.8rem, 4vw, 2.6rem); }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(1.6rem, 4vw, 2.4rem) - 5px);
  top: .55rem;
  width: 17px;
  height: 7px;
  background: var(--accent);
}
.tl-year {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  letter-spacing: .06em;
  color: var(--accent-deep);
}
.tl-item h3 { margin: .2rem 0 .4rem; }
.tl-item p { max-width: 56em; margin-bottom: 0; color: var(--ink-soft); }

/* ---------- Foto-Platzhalter (bis echte Fotos da sind) ---------- */
.photo {
  position: relative;
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(135deg,
      var(--panel) 0 14px, #eceeef 14px 15px);
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
}
.photo--portrait { aspect-ratio: 4 / 5; }
.photo .label {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--steel);
  background: #fff;
  border: 1px solid var(--line);
  padding: .45rem .8rem;
  text-transform: uppercase;
}
figure { margin: 0; }
figure > img { width: 100%; height: auto; border: 1px solid var(--line); }
figcaption {
  font-size: .85rem;
  color: var(--steel);
  padding-top: .55rem;
  border-top: 1px solid var(--line);
  margin-top: .6rem;
}

/* ---------- Split-Layout ---------- */
.split {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  grid-template-columns: 1.1fr .9fr;
  align-items: start;
}
@media (max-width: 820px) {
  .split { grid-template-columns: 1fr; }
}

/* ---------- Kontakt / Öffnungszeiten ---------- */
.hours-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1rem;
}
.hours-table th, .hours-table td {
  text-align: left;
  padding: .55rem 0;
  border-bottom: 1px solid var(--line);
}
.hours-table th { font-weight: 600; width: 55%; }
.hours-table td { font-family: var(--font-mono); font-size: .92rem; }
.contact-block { font-style: normal; }
.contact-block strong { font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; letter-spacing: .02em; }
.contact-block a { text-decoration: none; font-weight: 500; }
.contact-block a:hover { color: var(--accent-deep); }
.contact-lines { list-style: none; padding: 0; margin: 1rem 0 0; }
.contact-lines li {
  padding: .5rem 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: .8rem;
}
.contact-lines .k {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--steel);
  width: 88px;
  flex: none;
  padding-top: .2rem;
}

/* ---------- Zwei-Klick-Karte (DSGVO) ---------- */
.map-consent {
  position: relative;
  border: 1px solid var(--line);
  background: var(--panel);
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 1.5rem;
}
.map-consent p {
  max-width: 34em;
  color: var(--steel);
  font-size: .95rem;
}
.map-consent iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.map-links {
  margin-top: .8rem;
  font-size: .95rem;
}
.map-links a { font-weight: 600; }

/* ---------- Rating-Hinweis ---------- */
.rating {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-size: .95rem;
  color: var(--steel);
  margin-top: 1rem;
}
.rating .stars { color: var(--accent-deep); letter-spacing: .12em; }

/* ---------- CTA-Band ---------- */
.cta-band { text-align: left; }
.cta-band .wrap {
  display: grid;
  gap: 1.4rem;
  grid-template-columns: 1fr auto;
  align-items: center;
}
.cta-band h2 { margin-bottom: .3rem; }
.cta-band p { margin: 0; color: #b9c0c6; max-width: 38em; }
@media (max-width: 700px) {
  .cta-band .wrap { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #c9ced2;
  font-size: .95rem;
}
.site-footer .double-rule { border-color: var(--accent); }
.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  padding-block: 2.6rem;
}
@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.site-footer h3 {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: .8rem;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { padding: .28rem 0; }
.site-footer a { color: #e6e9eb; text-decoration: none; }
.site-footer a:hover { color: var(--accent); }
.site-footer .brand svg { color: #fff; height: 40px; }
.footer-legal {
  border-top: 1px solid #33393f;
  padding-block: 1.1rem;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.6rem;
  justify-content: space-between;
  font-size: .84rem;
  color: #9aa4ad;
}
.footer-legal a { color: #c9ced2; text-decoration: none; }
.footer-legal a:hover { color: var(--accent); }

/* ---------- Textseiten (Impressum/Datenschutz) ---------- */
.prose { max-width: 46em; }
.prose h2 { font-size: clamp(1.5rem, 3vw, 1.9rem); margin-top: 2.2rem; }
.prose h3 { margin-top: 1.6rem; }
.prose ul { padding-left: 1.2rem; }
.notice {
  border: 1px solid var(--line);
  border-left: 7px double var(--accent);
  background: var(--panel);
  padding: 1rem 1.2rem;
  font-size: .95rem;
  color: var(--ink-soft);
}

/* ---------- Print ---------- */
@media print {
  .topbar, .site-header, .site-footer, .hero-ctas, .map-consent, .cta-band { display: none; }
  body { font-size: 11pt; }
}