/* APServer – OnePager (statisch, ohne JavaScript) */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("fonts/inter-var.woff2") format("woff2");
}

:root {
  color-scheme: dark;
  --bg: #0a0b10;
  --text: #eef0f5;
  --muted: #9aa3b4;
  --line: rgba(255, 255, 255, .09);
  --radius: 24px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-feature-settings: "cv11", "ss01";
  color: var(--text);
  background:
    radial-gradient(900px 520px at 8% -10%, rgba(124, 92, 255, .28), transparent 60%),
    radial-gradient(800px 480px at 95% -5%, rgba(56, 189, 248, .18), transparent 60%),
    radial-gradient(700px 500px at 50% 115%, rgba(124, 92, 255, .12), transparent 60%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
}

.wrap {
  width: min(1180px, 100% - 48px);
  margin-inline: auto;
}

/* Kopf */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 32px;
  font-weight: 650;
  font-size: 20px;
  letter-spacing: -.01em;
}
.brand svg { width: 40px; height: 40px; flex: none; }

.intro { padding: 72px 0 44px; }
.intro h1 {
  margin: 0;
  font-size: clamp(38px, 5.4vw, 64px);
  line-height: 1.04;
  font-weight: 750;
  letter-spacing: -.035em;
  background: linear-gradient(180deg, #fff 30%, #b9c0d0);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.intro p {
  margin: 18px 0 0;
  max-width: 560px;
  font-size: clamp(17px, 1.6vw, 19px);
  line-height: 1.55;
  color: var(--muted);
}

/* Kacheln */
.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  padding-bottom: 72px;
}

.card {
  --accent: #fff;
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 470px;
  padding: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  color: var(--text);
  text-decoration: none;
  background: #111318;
  box-shadow: 0 10px 30px -12px rgba(0, 0, 0, .6);
  transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.card--photo { --accent: #22d3ee; }
.card--video { --accent: #fb7185; }
.card--files { --accent: #fbbf24; }
.card--admin { --accent: #4ade80; }

.card__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform .7s var(--ease), filter .35s var(--ease);
  filter: saturate(1.05) brightness(1);
}
.card--photo .card__img { object-position: 50% 50%; }
.card--video .card__img { object-position: 50% 50%; }
.card--files .card__img { object-position: 50% 60%; transform-origin: 50% 72%; transform: scale(1.45); }
.card--files:hover .card__img, .card--files:focus-visible .card__img { transform: scale(1.52); }
.card--admin .card__img { object-position: 82% 50%; }

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(to bottom, rgba(8, 9, 13, .45) 0%, rgba(8, 9, 13, 0) 22%),
    linear-gradient(to top, rgba(8, 9, 13, .97) 0%, rgba(8, 9, 13, .82) 30%, rgba(8, 9, 13, .2) 56%, rgba(8, 9, 13, 0) 70%);
}

.card__icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  color: var(--accent);
  background: rgba(10, 11, 16, .55);
  border: 1px solid rgba(255, 255, 255, .14);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.card__icon svg { width: 24px; height: 24px; }

.card h2 {
  margin: 0;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -.02em;
}
.card p {
  margin: 8px 0 20px;
  min-height: 3em;
  font-size: 15.5px;
  line-height: 1.5;
  color: #c3c9d6;
}
.card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, .12);
}
.card__host {
  min-width: 0;
  font-size: 13.5px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: none;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 650;
  color: #0a0b10;
  background: var(--accent);
}
.card__cta svg { width: 16px; height: 16px; transition: transform .35s var(--ease); }

.card:hover, .card:focus-visible {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 24px 50px -18px color-mix(in srgb, var(--accent) 45%, transparent), 0 10px 30px -12px rgba(0, 0, 0, .6);
}
.card:hover .card__img, .card:focus-visible .card__img { transform: scale(1.08); filter: saturate(1.1) brightness(1); }
.card:hover .card__cta svg, .card:focus-visible .card__cta svg { transform: translateX(3px); }
.card:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

/* 404 */
.notfound { padding: 96px 0; max-width: 560px; }
.notfound h1 { margin: 0; font-size: clamp(34px, 5vw, 52px); letter-spacing: -.03em; line-height: 1.1; }
.notfound p { color: var(--muted); font-size: 18px; line-height: 1.55; margin: 16px 0 28px; }
.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 650;
  color: #0a0b10;
  background: #fff;
  text-decoration: none;
}

/* Responsiv */
@media (max-width: 1099px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .card { min-height: 330px; }
}
@media (max-width: 680px) {
  .wrap { width: min(100% - 32px, 1180px); }
  .brand { padding-top: 22px; }
  .intro { padding: 44px 0 28px; }
  .grid { grid-template-columns: 1fr; gap: 14px; padding-bottom: 40px; }
  .card { min-height: 236px; padding: 18px; border-radius: 20px; }
  .card::after {
    background:
      linear-gradient(90deg, rgba(8, 9, 13, .94) 0%, rgba(8, 9, 13, .8) 42%, rgba(8, 9, 13, .25) 78%, rgba(8, 9, 13, .1) 100%),
      linear-gradient(to top, rgba(8, 9, 13, .85) 0%, rgba(8, 9, 13, 0) 40%);
  }
  .card__img, .card--files .card__img { object-position: 85% 50%; transform: scale(1.02); transform-origin: 50% 50%; }
  .card--files:hover .card__img, .card--files:focus-visible .card__img { transform: scale(1.08); }
  .card h2 { font-size: 23px; }
  .card p { margin-bottom: 14px; }
  .card__foot { padding-top: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  .card, .card__img, .card__cta svg { transition: none; }
  .card:hover, .card:focus-visible { transform: none; }
  .card:hover .card__img, .card:focus-visible .card__img { transform: scale(1.02); }
}