/* =========================================================
   VidKidz Curation - Retro Arcade & Cyber Glass Theme
   ========================================================= */

:root {
  --bg-primary: #0b0d17;
  --bg-secondary: #121626;
  --bg-card: rgba(23, 28, 48, 0.78);
  --bg-card-hover: rgba(35, 43, 72, 0.95);
  --border-color: rgba(255, 255, 255, 0.09);
  --border-glow: rgba(139, 92, 246, 0.45);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-purple: #8b5cf6;
  --accent-pink: #ec4899;
  --accent-cyan: #06b6d4;
  --accent-amber: #f59e0b;
  --accent-emerald: #10b981;
  --gradient-neon: linear-gradient(135deg, #a855f7 0%, #ec4899 50%, #f43f5e 100%);
  --gradient-gold: linear-gradient(135deg, #f59e0b 0%, #fbbf24 50%, #d97706 100%);
  --gradient-silver: linear-gradient(135deg, #94a3b8 0%, #cbd5e1 50%, #64748b 100%);
  --gradient-bronze: linear-gradient(135deg, #b45309 0%, #d97706 50%, #78350f 100%);
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
  --shadow-neon: 0 0 20px rgba(139, 92, 246, 0.35);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Pretendard", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

body::before, body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(130px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.3;
}
body::before {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, #7c3aed 0%, transparent 70%);
  top: -120px;
  left: -120px;
  animation: floatOrb 20s ease-in-out infinite alternate;
}
body::after {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #ec4899 0%, transparent 70%);
  bottom: -120px;
  right: -120px;
  animation: floatOrb 24s ease-in-out infinite alternate-reverse;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(70px, 50px) scale(1.1); }
  100% { transform: translate(-50px, 70px) scale(0.95); }
}

.app-container {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px 60px;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 13, 23, 0.88);
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: inherit;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-neon);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  box-shadow: var(--shadow-neon);
  color: white;
}

.logo-text h1 {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-text h1 span.highlight {
  background: var(--gradient-neon);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-text p {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-neon);
  color: #fff;
  box-shadow: 0 4px 15px rgba(236, 72, 153, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(236, 72, 153, 0.5);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(8px);
}
.btn-glass:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
  padding: 32px 0 20px;
}

.hero-banner {
  background: linear-gradient(135deg, rgba(30, 27, 75, 0.85) 0%, rgba(88, 28, 135, 0.65) 50%, rgba(20, 24, 45, 0.9) 100%);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: var(--radius-lg);
  padding: 32px 36px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 32px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 40px rgba(124, 58, 237, 0.22);
}

.hero-content h2 {
  font-size: 1.85rem;
  font-weight: 800;
  margin-bottom: 10px;
  line-height: 1.3;
}

.hero-content p {
  color: #cbd5e1;
  font-size: 0.96rem;
  max-width: 680px;
  margin-bottom: 20px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  background: rgba(255, 255, 255, 0.12);
  color: #f1f5f9;
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.hero-featured-card {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-md);
  padding: 16px;
  width: 300px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: var(--transition);
}
.hero-featured-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-purple);
  box-shadow: var(--shadow-lg), 0 0 25px rgba(139, 92, 246, 0.3);
}

.featured-thumb-wrap {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 16/10;
  background: #0f172a;
}
.featured-thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
.featured-thumb-wrap:hover img {
  transform: scale(1.06);
}

.featured-tag {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--gradient-gold);
  color: #1e1b4b;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 9px;
  border-radius: var(--radius-full);
}

.featured-info h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.featured-info p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Control Bar */
.control-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  backdrop-filter: blur(12px);
}

.search-box-wrap {
  flex: 1;
  min-width: 280px;
  max-width: 480px;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 12px 18px 12px 42px;
  background: rgba(11, 15, 28, 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  font-size: 0.92rem;
  transition: var(--transition);
}
.search-input:focus {
  outline: none;
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.25);
  background: rgba(11, 15, 28, 0.95);
}

.search-icon {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1.1rem;
}

.control-buttons {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sort-select {
  padding: 10px 16px;
  background: rgba(11, 15, 28, 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  font-size: 0.88rem;
  cursor: pointer;
  outline: none;
  transition: var(--transition);
}
.sort-select:hover {
  border-color: rgba(255, 255, 255, 0.25);
}

/* Category Tabs */
.category-tabs-wrap {
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 26px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}
.category-tabs-wrap::-webkit-scrollbar {
  height: 6px;
}
.category-tabs-wrap::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 3px;
}

.category-tabs {
  display: flex;
  gap: 8px;
  min-width: max-content;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.tab-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.22);
}

.tab-btn.active {
  background: var(--gradient-neon);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(236, 72, 153, 0.35);
}

.tab-count {
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.28);
  font-weight: 700;
}

/* Results header */
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.results-count {
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.results-count strong {
  color: var(--text-primary);
}

/* Game Grid */
.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 22px;
}

.game-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}

.game-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-lg), 0 0 25px rgba(139, 92, 246, 0.22);
  background: var(--bg-card-hover);
}

.card-thumb-wrap {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: #0f172a;
}

.card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.game-card:hover .card-thumb {
  transform: scale(1.08);
}

.rank-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 4px 9px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--shadow-sm);
  z-index: 2;
}
.rank-1 { background: var(--gradient-gold); color: #1e1b4b; }
.rank-2 { background: var(--gradient-silver); color: #1e1b4b; }
.rank-3 { background: var(--gradient-bronze); color: #ffffff; }
.rank-normal { background: rgba(15, 23, 42, 0.85); color: #cbd5e1; border: 1px solid rgba(255,255,255,0.15); }

.fav-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #cbd5e1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  z-index: 2;
}
.fav-btn:hover {
  transform: scale(1.15);
  background: rgba(15, 23, 42, 0.95);
  color: #ec4899;
}
.fav-btn.active {
  color: #ec4899;
  background: rgba(236, 72, 153, 0.25);
  border-color: #ec4899;
}

.card-play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(11, 13, 23, 0.6);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  cursor: pointer;
}
.card-thumb-wrap:hover .card-play-overlay {
  opacity: 1;
}

.play-circle-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--gradient-neon);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 0 20px rgba(236, 72, 153, 0.6);
  transform: scale(0.8);
  transition: var(--transition);
}
.card-thumb-wrap:hover .play-circle-btn {
  transform: scale(1);
}

.card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-header-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.category-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  padding: 2px 8px;
  border-radius: 4px;
}

.card-rating {
  font-size: 0.8rem;
  color: var(--accent-amber);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 3px;
}

.card-title {
  font-size: 1.08rem;
  font-weight: 700;
  margin-bottom: 2px;
  color: var(--text-primary);
  line-height: 1.35;
}

.card-orig-title {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.card-intro {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
}

.card-footer .btn {
  flex: 1;
  padding: 8px 12px;
  font-size: 0.82rem;
}

.btn-origin-link {
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  transition: var(--transition);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-origin-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.12);
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 9, 15, 0.88);
  backdrop-filter: blur(14px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-window {
  background: var(--bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 1120px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.85), 0 0 35px rgba(124, 58, 237, 0.25);
  transform: scale(0.96);
  transition: transform 0.3s ease;
}
.modal-backdrop.open .modal-window {
  transform: scale(1);
}

.modal-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(11, 13, 23, 0.95);
}

.modal-header-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 800;
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}
.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.modal-content {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  flex: 1;
  overflow: hidden;
  min-height: 560px;
}

.player-column {
  background: #000;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border-color);
  position: relative;
}

.player-frame-wrap {
  flex: 1;
  position: relative;
  background: #050508;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.player-iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: #050508;
}

.player-controls-bar {
  padding: 10px 16px;
  background: rgba(15, 23, 42, 0.95);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.player-actions {
  display: flex;
  gap: 8px;
}

.ctrl-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}
.ctrl-btn:hover {
  background: rgba(255, 255, 255, 0.18);
}

.detail-column {
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: rgba(18, 22, 38, 0.95);
}

.detail-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.detail-section h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.detail-section p {
  font-size: 0.9rem;
  color: #cbd5e1;
  line-height: 1.55;
}

.pro-tips-box {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-sm);
  padding: 14px;
}
.pro-tips-box h4 {
  color: var(--accent-amber);
}

.controls-badge-box {
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.25);
  border-radius: var(--radius-sm);
  padding: 14px;
}
.controls-badge-box h4 {
  color: var(--accent-purple);
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-badge {
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}

.app-footer {
  margin-top: 60px;
  padding-top: 28px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.84rem;
}
.app-footer a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
}
.app-footer a:hover {
  color: var(--accent-purple);
  text-decoration: underline;
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

@media (max-width: 960px) {
  .hero-banner {
    grid-template-columns: 1fr;
  }
  .hero-featured-card {
    width: 100%;
  }
  .modal-content {
    grid-template-columns: 1fr;
    overflow-y: auto;
  }
  .player-column {
    min-height: 400px;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
}

@media (max-width: 640px) {
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .header-actions {
    width: 100%;
    justify-content: flex-end;
  }
  .control-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .search-box-wrap {
    max-width: 100%;
  }
}