:root {
  --bg: #0a0a0f;
  --surface: #12121a;
  --surface2: #1a1a28;
  --border: #2a2a40;
  --accent: #6c63ff;
  --accent2: #ff6584;
  --accent3: #43e97b;
  --warn: #f5a623;
  --text: #e0e0ff;
  --text-dim: #7070a0;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Courier New', monospace;
  min-height: 100vh;
}

.hidden { display: none !important; }

/* ── 로그인 ── */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 32px;
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: 0 0 40px rgba(108,99,255,0.15);
}

.login-title {
  font-size: 1.4rem;
  font-weight: bold;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-align: center;
}

.login-sub {
  color: var(--text-dim);
  font-size: 0.75rem;
  text-align: center;
}

.login-error {
  color: var(--accent2);
  font-size: 0.75rem;
  min-height: 16px;
}

/* ── 공통 인풋/버튼 ── */
.a-input {
  background: var(--surface2);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  padding: 9px 12px;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}
.a-input:focus { border-color: var(--accent); }
.a-input.sm { width: 220px; }

.a-select {
  background: var(--surface2);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  padding: 8px 12px;
  outline: none;
  cursor: pointer;
}

.a-btn {
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-family: inherit;
  font-size: 0.85rem;
  padding: 9px 18px;
  cursor: pointer;
  letter-spacing: 0.06em;
  transition: opacity 0.15s;
  white-space: nowrap;
}
.a-btn:hover { opacity: 0.85; }
.a-btn.sm { padding: 7px 14px; font-size: 0.8rem; }
.a-btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text-dim); }
.a-btn.ghost:hover { border-color: var(--accent); color: var(--accent); opacity: 1; }
.a-btn.danger { background: var(--accent2); }
.a-btn.warn { background: var(--warn); color: #000; }

/* ── 대시보드 레이아웃 ── */
.dashboard {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 200px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 24px 0;
  flex-shrink: 0;
}

.sidebar-title {
  font-size: 1rem;
  font-weight: bold;
  letter-spacing: 0.12em;
  color: var(--accent);
  padding: 0 20px 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}

.nav-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  padding: 10px 20px;
  text-align: left;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
  border-left: 3px solid transparent;
}
.nav-btn:hover { color: var(--text); background: var(--surface2); }
.nav-btn.active { color: var(--accent); border-left-color: var(--accent); background: var(--surface2); }

.logout-btn {
  margin-top: auto;
  background: none;
  border: none;
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.78rem;
  padding: 10px 20px;
  text-align: left;
  cursor: pointer;
}
.logout-btn:hover { color: var(--accent2); }

.main-content {
  flex: 1;
  padding: 32px;
  overflow-y: auto;
  max-height: 100vh;
}

.tab-title {
  font-size: 1.1rem;
  font-weight: bold;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

/* ── 통계 카드 ── */
.stat-cards {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  min-width: 140px;
}

.stat-label {
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  margin-bottom: 6px;
}

.stat-value {
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--accent3);
}

/* ── 테이블 ── */
.section-title {
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.table-wrap {
  overflow-x: auto;
}

.a-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.a-table th {
  text-align: left;
  padding: 8px 12px;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.a-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.a-table tr:hover td { background: var(--surface2); }

.a-table .actions { display: flex; gap: 6px; }

.badge {
  display: inline-block;
  font-size: 0.62rem;
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}
.badge.active { background: rgba(67,233,123,0.15); color: var(--accent3); border: 1px solid rgba(67,233,123,0.3); }
.badge.banned { background: rgba(255,101,132,0.15); color: var(--accent2); border: 1px solid rgba(255,101,132,0.3); }

/* ── 툴바 ── */
.toolbar {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

/* ── 페이지네이션 ── */
.pagination {
  display: flex;
  gap: 6px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.page-btn {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
}
.page-btn:hover, .page-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ── 모달 ── */
.a-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10,10,15,0.8);
  backdrop-filter: blur(4px);
}

.a-modal-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.a-modal-title {
  font-size: 1rem;
  font-weight: bold;
  letter-spacing: 0.08em;
}

.a-modal-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

/* ── 토스트 ── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 0.82rem;
  color: var(--text);
  z-index: 99999;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

@media (max-width: 640px) {
  .sidebar { width: 56px; }
  .sidebar-title, .nav-btn span, .logout-btn { display: none; }
  .nav-btn { padding: 12px; font-size: 1.1rem; border-left: none; }
  .main-content { padding: 16px; }
}

/* ── 멀티플레이 방 목록 ── */
.rooms-count { font-size: 0.85rem; color: var(--text-dim); }
.rooms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-top: 16px;
}
.rooms-empty {
  color: var(--text-dim);
  text-align: center;
  padding: 40px;
  font-size: 0.9rem;
}
.room-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.room-card.playing { border-color: rgba(255, 101, 132, 0.4); }
.room-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.room-card-icon { font-size: 1.2rem; }
.room-card-name { font-weight: bold; font-size: 0.9rem; flex: 1; }
.room-card-id { font-size: 0.75rem; color: var(--text-dim); font-family: monospace; }
.room-card-status { font-size: 0.75rem; margin-left: auto; }
.room-card-players { display: flex; flex-direction: column; gap: 4px; }
.room-player {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  padding: 4px 6px;
  border-radius: 4px;
  background: var(--surface);
}
.room-player.disconnected { opacity: 0.5; }
.room-player-crown { width: 16px; text-align: center; }
.room-player-name { flex: 1; }
.room-player-dc { font-size: 0.7rem; color: var(--accent2); }
.room-card-meta { font-size: 0.72rem; color: var(--text-dim); }

/* ── 역할 배지 / primary 버튼 ── */
.badge.admin { background: rgba(108,99,255,0.18); color: var(--accent); border: 1px solid rgba(108,99,255,0.4); }
.a-btn.primary { background: var(--accent); }

.section-desc { color: var(--text-dim); font-size: 0.85rem; margin-bottom: 18px; line-height: 1.6; }
.section-desc b { color: var(--accent); }

/* ── 게임 관리 ── */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}
.game-admin-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}
.game-admin-card.active   { border-left-color: var(--accent3); }
.game-admin-card.disabled { border-left-color: var(--warn); }
.game-admin-card.test     { border-left-color: var(--accent); }
.game-admin-head { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.game-admin-icon { font-size: 1.4rem; }
.game-admin-name { font-weight: bold; flex: 1; }
.game-admin-cur { font-size: 0.72rem; }
.game-admin-cur.active   { color: var(--accent3); }
.game-admin-cur.disabled { color: var(--warn); }
.game-admin-cur.test     { color: var(--accent); }
.game-status-btns { display: flex; gap: 6px; }
.game-status-btn {
  flex: 1;
  padding: 7px 4px;
  font-size: 0.72rem;
  font-family: inherit;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}
.game-status-btn:hover { border-color: var(--text-dim); color: var(--text); }
.game-status-btn.selected.active   { background: rgba(67,233,123,0.18);  color: var(--accent3); border-color: var(--accent3); }
.game-status-btn.selected.disabled { background: rgba(245,166,35,0.18);  color: var(--warn);    border-color: var(--warn); }
.game-status-btn.selected.test     { background: rgba(108,99,255,0.18);  color: var(--accent);  border-color: var(--accent); }

/* ── 채팅 관리 ── */
.chat-admin-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 70vh;
  overflow-y: auto;
}
.chat-admin-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.85rem;
}
.chat-admin-row.notice { border-color: var(--accent); background: rgba(108,99,255,0.08); }
.chat-admin-time { color: var(--text-dim); font-size: 0.72rem; white-space: nowrap; }
.chat-admin-nick { color: var(--accent3); font-weight: bold; white-space: nowrap; max-width: 120px; overflow: hidden; text-overflow: ellipsis; }
.chat-admin-text { flex: 1; word-break: break-word; }
.chat-admin-actions { display: flex; gap: 6px; white-space: nowrap; }
#noticeInput { flex: 1; min-width: 200px; }