/*
  Gezieltes UI-Update:
  - externer JS-Flow
  - SVG-lastige Navigation
  - direkter Link zur Game-Galerie
  - mehr Bewegung, ohne die Lesbarkeit zu verlieren
*/

:root {
  --bg: #070d19;
  --bg-soft: #0f172a;
  --surface: rgba(15, 23, 42, 0.58);
  --surface-border: rgba(148, 163, 184, 0.26);
  --text: #e2e8f0;
  --text-soft: #9fb0c9;
  --title: #f8fbff;
  --accent: #38bdf8;
  --accent-strong: #0ea5e9;
  --ring: rgba(56, 189, 248, 0.4);
  --chip: rgba(56, 189, 248, 0.12);
  --shadow: 0 28px 75px rgba(2, 6, 23, 0.54);
}

html[data-theme="light"] {
  --bg: #edf3fc;
  --bg-soft: #dce8f8;
  --surface: rgba(255, 255, 255, 0.77);
  --surface-border: rgba(100, 116, 139, 0.2);
  --text: #162235;
  --text-soft: #40536f;
  --title: #0b1530;
  --accent: #0284c7;
  --accent-strong: #0369a1;
  --ring: rgba(2, 132, 199, 0.32);
  --chip: rgba(2, 132, 199, 0.1);
  --shadow: 0 20px 55px rgba(15, 23, 42, 0.16);
}

html[data-contrast="high"] {
  --surface-border: rgba(148, 163, 184, 0.54);
  --text-soft: color-mix(in srgb, var(--text) 72%, white 28%);
  --ring: rgba(56, 189, 248, 0.74);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Sora", "Avenir Next", "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(145deg, var(--bg), var(--bg-soft));
}

#ambient-canvas {
  position: fixed;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 15% 12%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 36%),
    radial-gradient(circle at 84% 86%, color-mix(in srgb, var(--accent-strong) 12%, transparent), transparent 42%);
  animation: glowShift 13s ease-in-out infinite;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--surface-border) 62%, transparent);
}

.brand {
  text-decoration: none;
  color: var(--title);
  font-weight: 700;
  letter-spacing: 0.03em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav a,
.icon-btn,
.option,
.btn,
.chip {
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--text);
  background: transparent;
  text-decoration: none;
  padding: 0.55rem 0.9rem;
  font: inherit;
  cursor: pointer;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.icon-btn svg {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

.gear {
  transition: transform 700ms cubic-bezier(0.18, 0.95, 0.32, 1.05);
}

.settings-open:hover .gear,
.settings-open:focus-visible .gear {
  transform: rotate(110deg);
}

.games-open {
  position: relative;
  overflow: hidden;
}

.games-open::after {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, transparent);
  opacity: 0;
  transform: scale(0.94);
  transition: transform 200ms ease, opacity 200ms ease;
}

.games-open:hover::after,
.games-open:focus-visible::after {
  opacity: 1;
  transform: scale(1);
}

.nav a:hover,
.icon-btn:hover,
.option:hover,
.chip:hover {
  background: color-mix(in srgb, var(--chip) 80%, transparent);
  border-color: color-mix(in srgb, var(--surface-border) 75%, transparent);
}

.nav a:focus-visible,
.icon-btn:focus-visible,
.option:focus-visible,
.btn:focus-visible,
.chip:focus-visible,
.card a:focus-visible,
.social-link:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--ring);
}

.menu-toggle {
  display: none;
}

.page {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: clamp(1.2rem, 4vw, 3rem);
  display: grid;
  gap: clamp(1rem, 2.2vw, 1.6rem);
}

.hero,
.panel {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero {
  text-align: center;
  padding: clamp(2rem, 7vw, 5.25rem) clamp(1.2rem, 5vw, 4rem);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  right: -110px;
  top: -130px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 35%, transparent), transparent 70%);
  filter: blur(10px);
  animation: orbit 12s ease-in-out infinite;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.76rem;
  color: var(--text-soft);
}

h1 {
  margin: 0.4rem 0 0;
  color: var(--title);
  line-height: 0.98;
  letter-spacing: -0.03em;
  font-size: clamp(2.15rem, 9vw, 6rem);
}

.subtitle {
  margin: 1.05rem auto 0;
  max-width: 58ch;
  color: var(--text-soft);
  font-size: clamp(1rem, 2vw, 1.2rem);
}

.cta-row {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.btn {
  border-radius: 999px;
  padding: 0.86rem 1.15rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.btn-primary {
  color: #f0f9ff;
  background: linear-gradient(130deg, var(--accent), var(--accent-strong));
  border-color: color-mix(in srgb, var(--accent-strong) 70%, transparent);
}

.btn-secondary {
  color: var(--text);
  background: color-mix(in srgb, var(--chip) 78%, transparent);
  border-color: color-mix(in srgb, var(--surface-border) 68%, transparent);
}

.btn:hover {
  transform: translateY(-2px);
}

.panel {
  padding: clamp(1.15rem, 3vw, 2rem);
}

.panel-head h2 {
  margin: 0;
  color: var(--title);
  font-size: clamp(1.25rem, 2.4vw, 1.9rem);
}

.panel-head p {
  margin: 0.45rem 0 0;
  color: var(--text-soft);
}

.cards {
  margin-top: 1rem;
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  padding: 1rem;
  border: 1px solid color-mix(in srgb, var(--surface-border) 72%, transparent);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  animation: cardFloat 8s ease-in-out infinite;
}

.card:nth-child(2) {
  animation-delay: -3.5s;
}

.card h3 {
  margin: 0;
  color: var(--title);
  font-size: 1.05rem;
}

.card p {
  margin: 0.45rem 0 0.7rem;
  color: var(--text-soft);
}

.card a {
  color: color-mix(in srgb, var(--accent) 80%, white 20%);
  text-decoration: none;
}

.social-list {
  margin-top: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid color-mix(in srgb, var(--surface-border) 70%, transparent);
  border-radius: 999px;
  padding: 0.32rem 0.62rem;
  font-size: 0.82rem;
  color: var(--text);
  text-decoration: none;
  background: color-mix(in srgb, var(--chip) 72%, transparent);
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.social-link svg {
  width: 0.95rem;
  height: 0.95rem;
  fill: currentColor;
}

.social-link:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--surface-border));
  background: color-mix(in srgb, var(--chip) 92%, transparent);
}

.quick-actions {
  margin-top: 1.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding-top: 0.3rem;
}

.chip {
  border: 1px solid color-mix(in srgb, var(--surface-border) 72%, transparent);
  background: color-mix(in srgb, var(--chip) 85%, transparent);
}

.chip:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 46%, var(--surface-border));
}

.settings {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 55;
  width: min(390px, 100%);
  height: 100%;
  padding: 1rem;
  display: grid;
  align-content: start;
  gap: 0.9rem;
  border-left: 1px solid var(--surface-border);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(18px);
  transform: translateX(104%);
  transition: transform 260ms ease;
}

.settings.open {
  transform: translateX(0);
}

.settings-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
}

.settings-header h2 {
  margin: 0;
  color: var(--title);
  font-size: 1.08rem;
}

.settings-group {
  border: 1px solid color-mix(in srgb, var(--surface-border) 74%, transparent);
  border-radius: 16px;
  padding: 0.9rem;
  background: color-mix(in srgb, var(--surface) 84%, transparent);
}

.settings-label {
  margin: 0 0 0.6rem;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.switch-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.option {
  padding: 0.45rem 0.8rem;
  border: 1px solid color-mix(in srgb, var(--surface-border) 72%, transparent);
  background: color-mix(in srgb, var(--chip) 74%, transparent);
}

.option.active {
  border-color: color-mix(in srgb, var(--accent) 62%, transparent);
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  color: color-mix(in srgb, var(--accent) 70%, white 30%);
}

.toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.7rem;
  color: var(--text);
}

.toggle input[type="checkbox"] {
  width: 40px;
  height: 22px;
  accent-color: var(--accent);
}

.backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(2, 6, 23, 0.56);
}

.reveal {
  opacity: 0;
  transform: translateY(14px) scale(0.99);
  transition: opacity 680ms ease, transform 680ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.footer {
  margin-top: 10px;
  padding: 10px 6px 0;
  font-size: 0.8rem;
  color: var(--color-muted);
  text-align: center;
  opacity: 0.9;
}

html[data-motion="off"] * {
  transition: none !important;
  animation: none !important;
}

html[data-motion="off"] .reveal {
  opacity: 1;
  transform: none;
}

@keyframes glowShift {
  0%,
  100% {
    transform: scale(1) translateY(0);
    opacity: 0.95;
  }
  50% {
    transform: scale(1.05) translateY(-8px);
    opacity: 0.75;
  }
}

@keyframes orbit {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-24px, 10px) scale(1.06);
  }
}

@keyframes cardFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

@media (max-width: 880px) {
  .cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .topbar {
    flex-wrap: wrap;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
    padding-top: 0.35rem;
  }

  .nav.open {
    display: flex;
  }

}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}