/* ── Admin Layout ────────────────────────────────────────── */
/* dim the particles backdrop so admin cards stay readable */
body.admin-page::before {
  content: ''; position: fixed; inset: 0; z-index: 1;
  background: rgba(8,13,26,.72);
  pointer-events: none;
}
.admin-layout { display: flex; min-height: 100vh; position: relative; z-index: 5; }

/* Sidebar */
.sidebar {
  width: 220px; flex-shrink: 0;
  background: rgba(10,16,30,.96);
  backdrop-filter: blur(8px);
  border-right: 1px solid rgba(0,212,255,.18);
  display: flex; flex-direction: column;
  padding: 24px 0;
  position: sticky; top: 0; height: 100vh;
  box-shadow: 2px 0 16px rgba(0,0,0,.4);
}
.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
  padding: 0 20px 24px;
  border-bottom: 1px solid var(--border);
  font-size: 15px; font-weight: 700; color: var(--text);
}
.logo-icon-sm {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  font-family: 'Orbitron', monospace; font-weight: 900; font-size: 11px; color: #000;
}
.sidebar-nav { flex: 1; padding: 16px 0; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 20px; font-size: 14px; color: var(--muted);
  text-decoration: none; transition: .2s; cursor: pointer;
}
.nav-item:hover { color: var(--text); background: rgba(255,255,255,.04); }
.nav-item.active { color: var(--accent); background: rgba(0,212,255,.08); border-right: 3px solid var(--accent); }
.nav-icon { font-size: 16px; }
.nav-logout { color: #ff6b6b; margin-top: auto; }
.nav-logout:hover { background: rgba(255,107,107,.06); color: #ff8080; }
.sidebar-user {
  display: flex; align-items: center; gap: 10px;
  padding: 16px 20px; border-top: 1px solid var(--border);
  font-size: 13px; color: var(--muted);
}
.user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: #000;
}

/* Admin main */
.admin-main {
  flex: 1; padding: 28px 32px; overflow-y: auto;
  display: flex; flex-direction: column; gap: 24px;
}
.admin-topbar {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
.admin-title { font-size: 22px; font-weight: 700; }
.btn-regen {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none; border-radius: 10px; padding: 10px 20px;
  color: #000; font-size: 14px; font-weight: 700; font-family: inherit;
  cursor: pointer; transition: .3s;
}
.btn-regen:hover { box-shadow: 0 6px 20px rgba(0,212,255,.35); transform: translateY(-1px); }
.btn-regen:disabled { opacity: .6; cursor: wait; }

/* Stats grid */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px;
}
.stat-card {
  background: rgba(17,24,39,.92);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(0,212,255,.18);
  border-radius: 14px; padding: 18px 16px;
  display: flex; align-items: center; gap: 14px; transition: .2s;
  box-shadow: 0 4px 16px rgba(0,0,0,.35);
}
.stat-card:hover { border-color: rgba(0,212,255,.45); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.5); }
.stat-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
  flex-shrink: 0;
}
.stat-icon.blue   { background: rgba(0,212,255,.12); }
.stat-icon.gold   { background: rgba(255,215,0,.12); }
.stat-icon.red    { background: rgba(255,107,107,.12); }
.stat-icon.teal   { background: rgba(0,212,255,.12); }
.stat-icon.yellow { background: rgba(255,215,0,.12); }
.stat-icon.purple { background: rgba(180,0,255,.12); }
.stat-val   { font-size: 22px; font-weight: 700; font-family: 'Orbitron', monospace; color: var(--text); }
.stat-label { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* Charts row */
.charts-row { display: grid; grid-template-columns: 1fr 300px; gap: 16px; }
@media(max-width:900px) { .charts-row { grid-template-columns: 1fr; } }
.chart-card {
  background: rgba(17,24,39,.92);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(0,212,255,.18);
  border-radius: 16px; padding: 20px;
  box-shadow: 0 4px 16px rgba(0,0,0,.35);
}
.chart-card.wide { }
.chart-title { font-size: 14px; font-weight: 600; color: var(--muted); margin-bottom: 16px; }

/* Bottom row */
.bottom-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media(max-width:900px) { .bottom-row { grid-template-columns: 1fr; } }

/* Table card */
.table-card {
  background: rgba(17,24,39,.92);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(0,212,255,.18);
  border-radius: 16px; padding: 20px; overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,.35);
}
.table-card.full { }
.table-title {
  font-size: 14px; font-weight: 600; color: var(--muted);
  margin-bottom: 16px; display: flex; align-items: center; justify-content: space-between;
}
.btn-sm {
  background: rgba(255,107,107,.1); border: 1px solid rgba(255,107,107,.25);
  color: #ff8080; padding: 4px 12px; border-radius: 6px;
  font-size: 12px; cursor: pointer; font-family: inherit; transition: .2s;
}
.btn-sm:hover { background: rgba(255,107,107,.2); }

.admin-table { width: 100%; border-collapse: collapse; font-size: 13px; color: var(--text); }
.admin-table th { text-align: left; padding: 10px 10px; color: #b6c4dc; font-weight: 700; border-bottom: 1px solid rgba(0,212,255,.25); font-size: 12px; white-space: nowrap; background: rgba(0,212,255,.04); }
.admin-table td { padding: 10px; border-bottom: 1px solid rgba(255,255,255,.06); vertical-align: middle; color: var(--text); }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: rgba(0,212,255,.05); }
.muted-sm { color: #9aaac4; font-size: 12px; }
.empty { text-align: center; color: var(--muted); padding: 20px; }

.rank-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%; font-size: 11px; font-weight: 700;
  background: rgba(255,255,255,.08); color: var(--muted);
}
.rank-badge.rank-1 { background: rgba(255,215,0,.2); color: var(--gold); }
.rank-badge.rank-2 { background: rgba(192,192,192,.2); color: #ccc; }
.rank-badge.rank-3 { background: rgba(205,127,50,.2); color: #cd7f32; }

.count-bar-wrap { display: inline-block; width: 60px; height: 4px; background: rgba(255,255,255,.06); border-radius: 2px; margin-right: 6px; vertical-align: middle; }
.count-bar { display: inline-block; height: 100%; background: var(--accent); border-radius: 2px; }

.pred-badge {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 700;
}
.pred-badge.pred-莊 { background: rgba(255,107,107,.15); border: 1px solid rgba(255,107,107,.3); color: var(--banker-c); }
.pred-badge.pred-閒 { background: rgba(0,212,255,.12); border: 1px solid rgba(0,212,255,.25); color: var(--player-c); }
.pred-badge.pred-和 { background: rgba(255,215,0,.1); border: 1px solid rgba(255,215,0,.2); color: var(--tie-c); }

/* Search form */
.search-form { display: flex; gap: 8px; align-items: center; }
.search-input {
  background: rgba(17,24,39,.95);
  border: 1.5px solid rgba(0,212,255,.3);
  border-radius: 8px; padding: 9px 14px; color: var(--text);
  font-size: 13px; font-family: inherit; width: 220px;
  box-shadow: inset 0 1px 3px rgba(0,0,0,.4);
}
.search-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,212,255,.18); }
.search-input::placeholder { color: #6b7a99; }
.btn-search {
  background: var(--accent); border: none; border-radius: 8px;
  padding: 8px 16px; color: #000; font-size: 13px; font-weight: 600;
  cursor: pointer; font-family: inherit;
}
.btn-clear {
  color: var(--muted); font-size: 13px; text-decoration: none; padding: 8px;
}
.btn-clear:hover { color: var(--text); }

/* Patterns table */
.patterns-table .analysis-cell { font-size: 12px; color: var(--muted); max-width: 200px; }

/* Pagination */
.pagination { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-top: 8px; }
.page-btn {
  padding: 7px 13px; border-radius: 8px; font-size: 13px;
  background: var(--card-bg); border: 1px solid var(--border);
  color: var(--muted); text-decoration: none; transition: .2s;
}
.page-btn:hover { border-color: var(--accent); color: var(--accent); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: #000; font-weight: 700; }

/* Toast */
.toast {
  position: fixed; bottom: 30px; right: 30px; z-index: 999;
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 12px; padding: 14px 22px; font-size: 14px;
  transform: translateY(80px); opacity: 0; transition: all .3s; pointer-events: none;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.toast-success { border-color: rgba(0,229,160,.4); color: var(--green); }
.toast.toast-error   { border-color: rgba(255,107,107,.4); color: var(--red); }

@media(max-width:768px) {
  .sidebar { display: none; }
  .admin-main { padding: 16px; }
}