/* =====================
   CSS Custom Properties
   ===================== */
:root {
  --bg: #0e0e14;
  --bg2: #161622;
  --bg3: #1e1e2e;
  --card: #1a1a28;
  --card-hover: #222235;
  --border: #2a2a40;
  --genius-gold: #f5c842;
  --genius-dark: #c9a000;
  --society-blue: #4a9eff;
  --society-dark: #2070cc;
  --death-red: #e05252;
  --final-purple: #a855f7;
  --text: #e8e8f0;
  --text-sub: #8888aa;
  --text-muted: #55556a;
  --green: #4ade80;
  --yellow: #facc15;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.3);
}

/* =====================
   Reset & Base
   ===================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Pretendard', 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

/* =====================
   Header
   ===================== */
.site-header {
  background: linear-gradient(180deg, #0a0a12 0%, var(--bg2) 100%);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon {
  font-size: 2rem;
  filter: drop-shadow(0 0 8px var(--genius-gold));
}
.logo h1 {
  font-size: 1.4rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--genius-gold), #fff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo p {
  font-size: 0.75rem;
  color: var(--text-sub);
}

/* Tab nav */
.tab-nav {
  display: flex;
  gap: 6px;
}
.tab-btn {
  padding: 8px 18px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-sub);
  border-radius: 50px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 500;
}
.tab-btn:hover { border-color: var(--genius-gold); color: var(--text); }
.tab-btn.active {
  background: var(--genius-gold);
  color: #000;
  border-color: var(--genius-gold);
  font-weight: 700;
}
.tab-btn[data-show="society"].active {
  background: var(--society-blue);
  border-color: var(--society-blue);
}
.tab-btn[data-show="all"].active {
  background: var(--final-purple);
  border-color: var(--final-purple);
}

/* =====================
   Search Bar
   ===================== */
.search-bar {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.search-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
#searchInput {
  width: 100%;
  max-width: 480px;
  padding: 10px 16px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--text);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}
#searchInput:focus { border-color: var(--genius-gold); }
#searchInput::placeholder { color: var(--text-muted); }

.filter-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.chip {
  padding: 5px 14px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-sub);
  border-radius: 50px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
}
.chip:hover { border-color: var(--text-sub); color: var(--text); }
.chip.active {
  background: var(--bg3);
  border-color: var(--genius-gold);
  color: var(--genius-gold);
}

/* =====================
   Main Content
   ===================== */
.main-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* Show Section */
.show-section {
  margin-bottom: 48px;
}
.show-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--border);
}
.show-badge {
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.show-badge.genius { background: var(--genius-gold); color: #000; }
.show-badge.society { background: var(--society-blue); color: #000; }
.show-title-group h2 {
  font-size: 1.6rem;
  font-weight: 800;
}
.show-title-group p { color: var(--text-sub); font-size: 0.85rem; }

/* Season tabs */
.season-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.season-tab {
  padding: 6px 16px;
  border: 1px solid var(--border);
  background: var(--bg3);
  color: var(--text-sub);
  border-radius: 8px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s;
}
.season-tab:hover { border-color: var(--genius-gold); color: var(--text); }
.season-tab.active { border-color: var(--genius-gold); color: var(--genius-gold); font-weight: 600; }

/* Season Panel */
.season-panel { display: none; }
.season-panel.active { display: block; }

.season-info {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.season-meta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.meta-item { display: flex; flex-direction: column; gap: 2px; }
.meta-label { font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.meta-value { font-size: 0.95rem; font-weight: 600; }
.season-desc { color: var(--text-sub); font-size: 0.87rem; border-left: 3px solid var(--border); padding-left: 16px; flex: 1; min-width: 200px; }

/* Game Grid */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

/* Game Card */
.game-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}
.game-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  border-radius: var(--radius) var(--radius) 0 0;
}
.game-card.type-main::before { background: var(--genius-gold); }
.game-card.type-death::before { background: var(--death-red); }
.game-card.type-final::before { background: var(--final-purple); }
.game-card.type-challenge::before { background: var(--society-blue); }

.game-card:hover {
  background: var(--card-hover);
  border-color: #3a3a55;
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.game-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
  gap: 8px;
}
.game-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.tag {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
}
.tag-type-main { background: rgba(245,200,66,0.15); color: var(--genius-gold); border: 1px solid rgba(245,200,66,0.3); }
.tag-type-death { background: rgba(224,82,82,0.15); color: var(--death-red); border: 1px solid rgba(224,82,82,0.3); }
.tag-type-final { background: rgba(168,85,247,0.15); color: var(--final-purple); border: 1px solid rgba(168,85,247,0.3); }
.tag-type-challenge { background: rgba(74,158,255,0.15); color: var(--society-blue); border: 1px solid rgba(74,158,255,0.3); }

.ep-badge {
  font-size: 0.72rem;
  color: var(--text-muted);
  white-space: nowrap;
  padding: 2px 8px;
  background: var(--bg3);
  border-radius: 4px;
}

.game-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.3;
}
.game-category {
  font-size: 0.78rem;
  color: var(--text-sub);
  margin-bottom: 10px;
}
.game-desc {
  font-size: 0.83rem;
  color: var(--text-sub);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.game-card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.implement-badge {
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.implement-yes { background: rgba(74,222,128,0.1); color: var(--green); border: 1px solid rgba(74,222,128,0.25); }
.implement-no { background: rgba(250,204,21,0.1); color: var(--yellow); border: 1px solid rgba(250,204,21,0.25); }

.detail-btn {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.detail-btn::after { content: '→'; }

/* Hidden card */
.game-card.hidden { display: none; }

/* =====================
   Stats Banner
   ===================== */
.stats-banner {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.stat-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 24px;
  text-align: center;
  flex: 1;
  min-width: 120px;
}
.stat-num { font-size: 1.8rem; font-weight: 800; }
.stat-num.gold { color: var(--genius-gold); }
.stat-num.blue { color: var(--society-blue); }
.stat-num.purple { color: var(--final-purple); }
.stat-num.green { color: var(--green); }
.stat-label { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }

/* =====================
   Modal
   ===================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(4px);
}
.modal-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 32px;
  position: relative;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
}
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text-sub);
  width: 32px; height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.modal-close:hover { background: var(--death-red); color: #fff; border-color: var(--death-red); }

.modal-header {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.modal-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.modal-title { font-size: 1.5rem; font-weight: 800; margin-bottom: 8px; }
.modal-meta { font-size: 0.82rem; color: var(--text-sub); }

.modal-section { margin-bottom: 20px; }
.modal-section-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.modal-section-title::before {
  content: '';
  display: inline-block;
  width: 12px; height: 2px;
  background: var(--genius-gold);
  border-radius: 2px;
}
.modal-section p {
  font-size: 0.9rem;
  color: var(--text-sub);
  line-height: 1.7;
}

.modal-rules {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--text);
}

.modal-footer {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.modal-btn {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}
.modal-btn-primary {
  background: var(--genius-gold);
  color: #000;
}
.modal-btn-primary:hover { background: var(--genius-dark); }
.modal-btn-secondary {
  background: var(--bg3);
  color: var(--text-sub);
  border: 1px solid var(--border);
}
.modal-btn-secondary:hover { border-color: var(--text-sub); color: var(--text); }
.modal-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* =====================
   Empty State
   ===================== */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 3rem; margin-bottom: 16px; }
.empty-state p { font-size: 0.9rem; }

/* =====================
   All Games View
   ===================== */
.all-games-header {
  margin-bottom: 24px;
}
.all-games-header h2 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 8px;
}
.all-games-header p { color: var(--text-sub); font-size: 0.87rem; }

/* =====================
   Scrollbar
   ===================== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #3a3a55; }

/* =====================
   Footer
   ===================== */
.site-footer {
  text-align: center;
  padding: 32px 24px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 2;
}
.footer-note { font-size: 0.72rem; opacity: 0.6; }

/* =====================
   Responsive
   ===================== */
@media (max-width: 768px) {
  .header-inner { padding: 12px 16px; }
  .tab-btn { padding: 7px 12px; font-size: 0.8rem; }
  .main-content { padding: 24px 16px; }
  .games-grid { grid-template-columns: 1fr; }
  .modal-box { padding: 24px 20px; }
  .stats-banner { gap: 10px; }
  .stat-box { padding: 12px 16px; }
}