/* ===== WonGames Design System ===== */
:root {
  --bg-0: #0a0e1a;
  --bg-1: #111827;
  --bg-2: #1a2236;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-hover: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.1);
  --text: #f1f5f9;
  --text-dim: #94a3b8;
  --primary: #8b5cf6;
  --primary-glow: rgba(139, 92, 246, 0.4);
  --secondary: #ec4899;
  --accent: #06b6d4;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --gradient-1: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  --gradient-2: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 100%);
  --gradient-3: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  --gradient-bg: radial-gradient(ellipse at top, #1a2236 0%, #0a0e1a 60%);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px var(--primary-glow);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--gradient-bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Animated background orbs */
body::before,
body::after {
  content: "";
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  z-index: -1;
  pointer-events: none;
  animation: float 20s ease-in-out infinite;
}

body::before {
  width: 500px;
  height: 500px;
  background: var(--primary);
  top: -100px;
  right: -100px;
}

body::after {
  width: 400px;
  height: 400px;
  background: var(--secondary);
  bottom: -100px;
  left: -100px;
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -50px) scale(1.1); }
  66% { transform: translate(-20px, 40px) scale(0.9); }
}

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

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(10, 14, 26, 0.7);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  text-decoration: none;
  color: var(--text);
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--gradient-1);
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  box-shadow: 0 4px 16px var(--primary-glow);
}

.logo-text span {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: var(--surface);
}

/* ===== Hero ===== */
.hero {
  text-align: center;
  padding: 80px 24px 60px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 12px var(--success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -2px;
  line-height: 1.05;
  margin-bottom: 20px;
}

.hero h1 .gradient {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient-1);
  color: white;
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--primary-glow);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--surface-hover);
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

/* ===== Game Grid ===== */
.section {
  padding: 40px 24px;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  color: var(--text-dim);
  margin-bottom: 40px;
}

.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.game-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.game-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.game-card-thumb {
  height: 160px;
  display: grid;
  place-items: center;
  font-size: 3.5rem;
  position: relative;
  overflow: hidden;
}

.game-card-thumb::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.2;
  transition: var(--transition);
}

.game-card:hover .game-card-thumb::before {
  opacity: 0.35;
}

.game-card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.game-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.game-card-desc {
  color: var(--text-dim);
  font-size: 0.9rem;
  flex: 1;
}

.game-card-meta {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.tag {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
}

/* ===== Features ===== */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.feature {
  text-align: center;
  padding: 32px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.feature h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature p {
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* ===== Game Page Layout ===== */
.game-page {
  padding: 32px 24px;
  min-height: calc(100vh - 70px);
}

.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.game-header h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.back-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.back-link:hover {
  color: var(--text);
  background: var(--surface-hover);
}

.game-stats {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.stat-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 20px;
  text-align: center;
  min-width: 90px;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
}

.game-board-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.game-canvas {
  background: var(--bg-1);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  touch-action: none;
  max-width: 100%;
}

.game-controls {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.game-controls .btn {
  padding: 10px 20px;
  font-size: 0.9rem;
}

/* Touch controls for mobile */
.touch-controls {
  display: none;
  grid-template-columns: repeat(3, 60px);
  grid-template-rows: repeat(3, 60px);
  gap: 8px;
  margin-top: 16px;
}

.touch-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: var(--transition);
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

.touch-btn:active {
  background: var(--primary);
  transform: scale(0.95);
}

.touch-btn-up { grid-column: 2; grid-row: 1; }
.touch-btn-left { grid-column: 1; grid-row: 2; }
.touch-btn-right { grid-column: 3; grid-row: 2; }
.touch-btn-down { grid-column: 2; grid-row: 3; }

/* ===== Overlay (game over / start) ===== */
.overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.overlay-content {
  text-align: center;
  padding: 32px;
}

.overlay-content h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.overlay-content p {
  color: var(--text-dim);
  margin-bottom: 24px;
}

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 24px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-top: 60px;
}

.site-footer a {
  color: var(--text);
  text-decoration: none;
}

/* ===== Toast notification ===== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 24px;
  color: var(--text);
  font-size: 0.9rem;
  z-index: 1000;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding: 48px 24px 40px;
  }

  .touch-controls {
    display: grid;
  }

  .game-header h1 {
    font-size: 1.5rem;
  }
}

/* ===== Accessibility ===== */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}