/* === CSS Variables === */
:root {
  --bg-primary: #0b0b1a;
  --bg-secondary: #12122a;
  --bg-card: #1a1a35;
  --bg-hover: #22224a;
  --text-primary: #e8e8f0;
  --text-secondary: #a0a0bf;
  --text-muted: #6a6a85;
  --accent: #00d4ff;
  --accent-hover: #00b8d4;
  --accent-glow: rgba(0, 212, 255, 0.15);
  --star-color: #ffd700;
  --star-empty: #3a3a55;
  --border-color: #2a2a45;
  --radius: 12px;
  --radius-sm: 8px;
  --max-width: 1100px;
  --header-height: 60px;
}

/* === Reset & Base === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--accent-hover);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* === Header === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 11, 26, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo:hover {
  color: var(--text-primary);
}

.logo-icon {
  color: var(--accent);
  font-size: 1.1rem;
}

.logo-highlight {
  color: var(--accent);
}

.main-nav {
  display: flex;
  gap: 24px;
}

.main-nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.main-nav a:hover {
  color: var(--accent);
}

/* === Hero === */
.hero {
  text-align: center;
  padding: 64px 0 48px;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero h1 {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 28px;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #000;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-play {
  background: rgba(0, 212, 255, 0.9);
  color: #000;
  padding: 20px 40px;
  font-size: 1.2rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  font-family: inherit;
  font-weight: 700;
}

.btn-play:hover {
  background: var(--accent);
  transform: scale(1.05);
  box-shadow: 0 0 30px var(--accent-glow);
}

.play-icon {
  font-size: 1.4rem;
  margin-right: 4px;
}

.btn-icon {
  background: var(--bg-card);
  color: var(--text-primary);
  padding: 8px 16px;
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.btn-icon:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
}

.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: inherit;
  font-family: inherit;
  text-decoration: underline;
  padding: 0;
}

.link-btn:hover {
  color: var(--accent-hover);
}

/* === Game Tabs === */
.game-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
}

.game-tab {
  padding: 10px 28px;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.game-tab:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.game-tab.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.tab-badge {
  font-size: 0.65rem;
  background: #ff4444;
  color: #fff;
  padding: 1px 6px;
  border-radius: 4px;
  margin-left: 6px;
  vertical-align: super;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.game-tab.active .tab-badge {
  background: #000;
  color: var(--accent);
}

/* === Game Section === */
.game-section {
  padding: 40px 0;
}

.game-section h2 {
  text-align: center;
  margin-bottom: 24px;
}

.game-wrapper {
  max-width: 850px;
  margin: 0 auto;
}

.game-container {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  max-width: 800px;
  margin: 0 auto;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid var(--border-color);
}

.game-container iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.game-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.7);
  z-index: 5;
}

.game-overlay.hidden {
  display: none;
}

.game-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 800px;
  margin: 12px auto 0;
  gap: 12px;
}

.game-info {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.game-fallback {
  text-align: center;
  margin-top: 12px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Fullscreen styles */
.game-container:fullscreen,
.game-container:-webkit-full-screen {
  border-radius: 0;
  border: none;
}

.game-container:fullscreen iframe,
.game-container:-webkit-full-screen iframe {
  width: 100vw;
  height: 100vh;
}

/* === Rating Section === */
.rating-section {
  padding: 32px 0;
  text-align: center;
}

.rating-section h2 {
  margin-bottom: 16px;
}

.rating-widget {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  padding: 20px 32px;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
}

.stars {
  display: flex;
  gap: 4px;
}

.star {
  font-size: 2rem;
  background: none;
  border: none;
  color: var(--star-empty);
  cursor: pointer;
  transition: color 0.15s, transform 0.15s;
  padding: 2px;
  line-height: 1;
}

.star:hover,
.star.active {
  color: var(--star-color);
  transform: scale(1.15);
}

.star.selected {
  color: var(--star-color);
}

.rating-display {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* === Content Sections === */
.content-section {
  padding: 56px 0;
}

.content-section.alt-bg {
  background: var(--bg-secondary);
}

.content-section h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.content-section h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 28px 0 12px;
  color: var(--accent);
}

.content-body p,
.content-section > .container > p {
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.content-section ul {
  list-style: none;
  padding: 0;
  margin-bottom: 16px;
}

.content-section ul li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  color: var(--text-secondary);
}

.content-section ul li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
}

.section-intro {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

/* === Controls Table === */
.controls-table-wrapper {
  overflow-x: auto;
  margin: 16px 0;
}

.controls-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.controls-table th,
.controls-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.controls-table th {
  background: var(--bg-hover);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.controls-table td {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.controls-table tbody tr:hover {
  background: var(--bg-hover);
}

.controls-table tbody tr:last-child td {
  border-bottom: none;
}

/* === FAQ Section === */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-item summary {
  padding: 16px 20px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-primary);
  transition: background 0.2s;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--accent);
  font-weight: 300;
  flex-shrink: 0;
  margin-left: 16px;
  transition: transform 0.2s;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item summary:hover {
  background: var(--bg-hover);
}

.faq-item p {
  padding: 0 20px 16px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* === Games Grid === */
.games-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.game-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.25s;
  color: var(--text-primary);
}

.game-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  color: var(--text-primary);
}

.game-card-thumb {
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-hover);
}

.game-card-emoji {
  font-size: 2.5rem;
  opacity: 0.7;
}

.game-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  padding: 12px 14px 4px;
  color: var(--text-primary);
  margin: 0;
}

.game-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0 14px 14px;
  line-height: 1.5;
}

/* === Footer === */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 48px 0 24px;
  margin-top: 40px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 32px;
}

.footer-brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.footer-info p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.footer-updated {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-nav a {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.footer-nav a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.78rem;
  margin-bottom: 4px;
}

/* === Responsive === */
@media (max-width: 1024px) {
  .games-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.6rem;
  }

  .hero-tagline {
    font-size: 0.95rem;
  }

  .main-nav {
    gap: 16px;
  }

  .main-nav a {
    font-size: 0.8rem;
  }

  .content-section {
    padding: 40px 0;
  }

  .content-section h2 {
    font-size: 1.35rem;
  }

  .games-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .footer-content {
    flex-direction: column;
    gap: 24px;
  }

  .footer-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
  }

  .game-toolbar {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.35rem;
  }

  .container {
    padding: 0 16px;
  }

  .main-nav {
    gap: 10px;
  }

  .main-nav a {
    font-size: 0.75rem;
  }

  .logo {
    font-size: 1.05rem;
  }

  .controls-table th,
  .controls-table td {
    padding: 8px 10px;
    font-size: 0.85rem;
  }

  .games-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .btn-play {
    padding: 16px 28px;
    font-size: 1rem;
  }
}