/* ============================================================
   RMS — Shared base & tokens
   Three skins (.v-a, .v-b, .v-c) live in skin-*.css
   ============================================================ */

/* === Fonts === */
@font-face {
  font-family: 'DinPro';
  src: url('assets/fonts/DINPro.woff2') format('woff2'),
       url('assets/fonts/DINPro.woff')  format('woff');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'DinPro-Light';
  src: url('assets/fonts/DINPro-Light.woff2') format('woff2'),
       url('assets/fonts/DINPro-Light.woff')  format('woff');
  font-weight: 300; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'DinOT-Cond';
  src: url('assets/fonts/DINOT-CondMedium.woff2') format('woff2'),
       url('assets/fonts/DINOT-CondMedium.woff')  format('woff');
  font-weight: 500; font-style: normal; font-display: swap;
}

/* === Tokens (Originalseite) === */
:root {
  --teal: #00a89e;
  --teal-dark: #008f86;
  --teal-deep: #006e67;
  --slate: #436c7d;
  --slate-deep: #2d4a57;
  --slate-ink: #1f3340;
  --ink: #1a1a1a;
  --text: #2b2b2b;
  --muted: #6b6b6b;
  --line: #e6e6e6;
  --line-soft: #efefef;
  --bg: #ffffff;
  --bg-soft: #f5f5f5;
  --bg-tint: #eef1f2;

  --font-display: 'DinOT-Cond', 'DIN Condensed', 'Arial Narrow', sans-serif;
  --font-body:    'DinPro', system-ui, -apple-system, Roboto, sans-serif;
  --font-light:   'DinPro-Light', 'DinPro', system-ui, sans-serif;
  --font-mono:    ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  --accent: var(--teal);
  --accent-dark: var(--teal-dark);

  --density: 1;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

/* container helpers */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
}
.container.wide { max-width: 1360px; }
.container.tight { max-width: 920px; }

/* preview chrome */
.preview-bar {
  background: #111;
  color: #fff;
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 9px 28px;
  display: flex; justify-content: space-between; align-items: center;
  position: relative;
  z-index: 60;
}
.preview-bar strong { color: var(--accent); font-weight: 400; }
.preview-bar .meta-r { display: flex; gap: 24px; opacity: 0.7; }

/* ============================================================
   SHARED COMPONENTS — chrome the variants override per-skin
   ============================================================ */

/* Top nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 80px;
}
.nav-logo img { height: 48px; width: auto; display: block; }
.nav-links {
  display: flex; align-items: center; gap: 36px;
  font-family: var(--font-body);
  font-size: 14.5px;
}
.nav-links a {
  color: var(--text);
  padding: 6px 0;
  position: relative;
  transition: color .2s ease;
}
.nav-links a:not(.btn):hover { color: var(--accent); }
.nav-links a.is-active { color: var(--accent); }
.nav-links a.is-active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--accent);
}
.nav-links .btn {
  background: var(--accent);
  color: #fff;
  padding: 12px 22px;
  border-radius: 2px;
  transition: background .2s ease, transform .2s ease;
}
.nav-links .btn:hover { background: var(--accent-dark); color: #fff; }
.nav-links .btn.is-active::after { display: none; }

/* mobile burger + drawer */
.nav-burger {
  display: none;
  appearance: none;
  background: transparent;
  border: 1px solid var(--line);
  width: 44px; height: 44px;
  border-radius: 2px;
  position: relative;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  align-items: center;
  justify-content: center;
  transition: border-color .2s ease;
}
.nav-burger span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--text);
  transition: transform .25s ease, opacity .15s ease, background .2s ease;
  transform-origin: center;
}
.nav-burger:hover { border-color: var(--accent); }
.nav-burger:hover span { background: var(--accent); }
.nav--open .nav-burger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav--open .nav-burger span:nth-child(2) { opacity: 0; }
.nav--open .nav-burger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-drawer {
  position: fixed;
  left: 0; right: 0;
  top: 80px;
  bottom: 0;
  background: #fff;
  z-index: 49;
  overflow-y: auto;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity .25s ease, transform .25s ease;
  padding: 16px 0 40px;
  border-top: 1px solid var(--line);
}
.nav--open .nav-drawer {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.nav-links--mobile {
  display: flex;
  flex-direction: column;
  gap: 0;
  font-size: 22px;
  font-family: var(--font-display);
  text-transform: uppercase;
}
.nav-links--mobile a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 4px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  letter-spacing: 0.005em;
  line-height: 1;
}
.nav-links--mobile a .drawer-arrow {
  font-size: 20px;
  color: var(--accent);
  transition: transform .2s ease;
}
.nav-links--mobile a:hover { color: var(--accent); }
.nav-links--mobile a:hover .drawer-arrow { transform: translateX(6px); }
.nav-links--mobile a.is-active { color: var(--accent); }
.nav-links--mobile a.btn {
  background: var(--accent);
  color: #fff;
  padding: 22px 20px;
  border-radius: 2px;
  margin-top: 14px;
  border-bottom: none;
}
.nav-links--mobile a.btn .drawer-arrow { color: #fff; }
.nav-links--mobile a.btn:hover { background: var(--accent-dark); color: #fff; }
.nav-drawer-foot {
  margin-top: 36px;
  padding: 18px 4px 0;
  border-top: 1px solid var(--line);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.nav-drawer-foot a { color: var(--accent); letter-spacing: 0; text-transform: none; font-size: 15px; }
.nav-drawer-foot span { font-size: 11.5px; }

/* Footer */
.footer {
  background: var(--ink);
  color: #d9d9d9;
  padding: 80px 0 36px;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-grid h5 {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 18px;
  font-weight: 500;
}
.footer-grid p, .footer-grid li {
  font-size: 14px;
  line-height: 1.7;
  color: #b9b9b9;
}
.footer-grid ul { list-style: none; }
.footer-grid a { color: #b9b9b9; transition: color .2s ease; }
.footer-grid a:hover { color: var(--accent); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 28px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #777;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-bottom .legal a { color: #777; margin-left: 22px; }
.footer-bottom .legal a:hover { color: var(--accent); }
.footer-mark {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.22em;
}
.footer-mark span { color: var(--accent); }

/* form (kontakt) */
.k-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.k-form .full { grid-column: 1 / -1; }
.k-form input,
.k-form textarea,
.k-form select {
  width: 100%;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: #fff;
  font-family: var(--font-body);
  font-size: 15.5px;
  color: var(--text);
  border-radius: 2px;
  outline: none;
  transition: border-color .2s ease;
}
.k-form input:focus,
.k-form textarea:focus,
.k-form select:focus { border-color: var(--accent); }
.k-form textarea { min-height: 160px; resize: vertical; }
.k-form label {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
  display: block;
}
.k-form .field { display: flex; flex-direction: column; gap: 0; }
.k-form button {
  grid-column: 1 / -1;
  justify-self: start;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 17px 36px;
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  transition: background .2s ease;
}
.k-form button:hover { background: var(--accent-dark); }

/* utility */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-body);
  font-size: 11.5px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before {
  content: ""; width: 28px; height: 1px; background: currentColor;
}
.eyebrow.no-rule::before { display: none; }

.kbd-link {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--accent);
  padding: 8px 0;
  border-bottom: 1px solid var(--accent);
  transition: gap .2s ease;
}
.kbd-link:hover { gap: 16px; }
.kbd-link::after { content: "→"; font-size: 15px; }

/* anchor scroll offset so sticky nav doesn't cover headers */
[id] { scroll-margin-top: 100px; }

/* page transitions */
.page-enter {
  opacity: 0;
  transform: translateY(8px);
  animation: pageIn .42s cubic-bezier(.2,.7,.2,1) forwards;
}
@keyframes pageIn {
  to { opacity: 1; transform: translateY(0); }
}

/* responsive collapse */
@media (max-width: 900px) {
  .nav-links--desktop { display: none; }
  .nav-burger { display: inline-flex; }
  .nav-inner { height: 72px; }
  .nav-drawer { top: 72px; }
  .nav-logo img { height: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .k-form { grid-template-columns: 1fr; }
  .container { padding: 0 22px; }
}
@media (min-width: 901px) {
  .nav-burger { display: none; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
  .container { padding: 0 20px; }
  .preview-bar { font-size: 10px; padding: 8px 18px; gap: 12px; }
  .preview-bar .meta-r { display: none; }
}