/* ============================================
   DanceMix — Dark Theme
   ============================================ */

:root {
  --dm-bg: #0d1117;
  --dm-surface: #161b22;
  --dm-surface-2: #1e2530;
  --dm-border: #30363d;
  --dm-cyan: #00E5FF;
  --dm-purple: #8A2BE2;
  --dm-text: #e6edf3;
  --dm-text-muted: #8b949e;
  --dm-gradient: linear-gradient(135deg, #00E5FF, #8A2BE2);
  --dm-success: #3fb950;
  --dm-warning: #d29922;
  --dm-danger: #f85149;
  --dm-radius: 8px;
  --dm-radius-lg: 12px;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background-color: var(--dm-bg);
  color: var(--dm-text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  min-height: 100vh;
  margin-bottom: 0;
}

/* Tables */
.table {
  --bs-table-bg: transparent;
  --bs-table-color: var(--dm-text);
  --bs-table-border-color: var(--dm-border);
  --bs-table-striped-bg: rgba(255,255,255,0.03);
  --bs-table-hover-bg: rgba(0,229,255,0.05);
}
.table thead th {
  color: var(--dm-text-muted);
  border-bottom-color: var(--dm-border);
  font-weight: 500;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Navbar */
.navbar {
  background: rgba(13,17,23,0.97) !important;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--dm-border) !important;
  padding: 0.6rem 0;
  position: sticky;
  top: 0;
  z-index: 1030;
  box-shadow: 0 1px 0 var(--dm-border) !important;
}
.navbar-brand { padding: 0 !important; }
.navbar-brand img { height: 38px; width: auto; }
.navbar-toggler { border-color: var(--dm-border) !important; }
.navbar-toggler-icon { filter: invert(1); }
.nav-link {
  color: var(--dm-text-muted) !important;
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.4rem 0.7rem !important;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover, .nav-link.active {
  color: var(--dm-cyan) !important;
  background: rgba(0,229,255,0.08);
}

/* Footer */
.footer {
  background: var(--dm-surface);
  border-top: 1px solid var(--dm-border) !important;
  color: var(--dm-text-muted);
  padding: 0.85rem 0;
  font-size: 0.85rem;
}
.footer a { color: var(--dm-text-muted); text-decoration: none; }
.footer a:hover { color: var(--dm-cyan); }

/* Cards */
.card {
  background: var(--dm-surface);
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius-lg);
  color: var(--dm-text);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.card:hover { border-color: rgba(0,229,255,0.25); box-shadow: 0 4px 20px rgba(0,229,255,0.06); }
.card-header {
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--dm-border);
  color: var(--dm-text);
  font-weight: 600;
  border-radius: var(--dm-radius-lg) var(--dm-radius-lg) 0 0 !important;
}
.card-body { padding: 1.25rem; }

/* Stat cards */
.stat-card {
  background: var(--dm-surface-2);
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius-lg);
  padding: 1.25rem;
  text-align: center;
  transition: border-color 0.2s, transform 0.2s;
}
.stat-card:hover { border-color: var(--dm-cyan); transform: translateY(-2px); }
.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 700;
  background: var(--dm-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-card .stat-label {
  color: var(--dm-text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.2rem;
}

/* Buttons */
.btn-primary {
  background: var(--dm-gradient);
  border: none;
  color: #fff;
  font-weight: 500;
  border-radius: 6px;
}
.btn-primary:hover { opacity: 0.88; color: #fff; border: none; }
.btn-outline-primary { border-color: var(--dm-cyan); color: var(--dm-cyan); border-radius: 6px; }
.btn-outline-primary:hover { background: var(--dm-cyan); color: #000; border-color: var(--dm-cyan); }
.btn-outline-secondary { border-color: var(--dm-border); color: var(--dm-text-muted); border-radius: 6px; }
.btn-outline-secondary:hover { background: var(--dm-surface-2); color: var(--dm-text); border-color: var(--dm-text-muted); }
.btn-danger { background-color: var(--dm-danger); border-color: var(--dm-danger); }
.btn-success { background-color: var(--dm-success); border-color: var(--dm-success); }
.btn:focus, .btn:active:focus { box-shadow: 0 0 0 0.2rem rgba(0,229,255,0.25); }

/* Forms */
.form-control, .form-select {
  background: var(--dm-surface-2);
  border: 1px solid var(--dm-border);
  color: var(--dm-text);
  border-radius: 6px;
}
.form-control:focus, .form-select:focus {
  background: var(--dm-surface-2);
  border-color: var(--dm-cyan);
  color: var(--dm-text);
  box-shadow: 0 0 0 0.2rem rgba(0,229,255,0.15);
}
.form-control::placeholder { color: var(--dm-text-muted); }
.form-label { color: var(--dm-text-muted); font-size: 0.875rem; font-weight: 500; }
.form-check-input { background-color: var(--dm-surface-2); border-color: var(--dm-border); }
.form-check-input:checked { background-color: var(--dm-cyan); border-color: var(--dm-cyan); }
.input-group-text { background: var(--dm-surface-2); border-color: var(--dm-border); color: var(--dm-text-muted); }

/* Alerts */
.alert { border-radius: var(--dm-radius); }
.alert-danger { background: rgba(248,81,73,0.1); border-color: rgba(248,81,73,0.3); color: #ff9492; }
.alert-success { background: rgba(63,185,80,0.1); border-color: rgba(63,185,80,0.3); color: #7ee787; }
.alert-warning { background: rgba(210,153,34,0.1); border-color: rgba(210,153,34,0.3); color: #e3b341; }
.alert-info { background: rgba(0,229,255,0.08); border-color: rgba(0,229,255,0.3); color: var(--dm-cyan); }

/* List groups */
.list-group-item { background: var(--dm-surface); border-color: var(--dm-border); color: var(--dm-text); }
.list-group-item:hover { background: var(--dm-surface-2); }
.list-group-item.active { background: rgba(0,229,255,0.1); border-color: var(--dm-cyan); color: var(--dm-cyan); }

/* Pagination */
.pagination .page-link { background: var(--dm-surface); border-color: var(--dm-border); color: var(--dm-text-muted); }
.pagination .page-link:hover { background: var(--dm-surface-2); color: var(--dm-cyan); border-color: var(--dm-cyan); }
.pagination .page-item.active .page-link { background: var(--dm-cyan); border-color: var(--dm-cyan); color: #000; }

/* Dropdowns */
.dropdown-menu { background: var(--dm-surface); border: 1px solid var(--dm-border); border-radius: var(--dm-radius); box-shadow: 0 8px 32px rgba(0,0,0,0.4); }
.dropdown-item { color: var(--dm-text-muted); }
.dropdown-item:hover { background: rgba(0,229,255,0.08); color: var(--dm-cyan); }
.dropdown-divider { border-color: var(--dm-border); }

/* Modals */
.modal-content { background: var(--dm-surface); border: 1px solid var(--dm-border); border-radius: var(--dm-radius-lg); color: var(--dm-text); }
.modal-header { border-bottom: 1px solid var(--dm-border); }
.modal-footer { border-top: 1px solid var(--dm-border); }
.btn-close { filter: invert(1); }

/* Breadcrumbs */
.breadcrumb { background: transparent; padding: 0; font-size: 0.875rem; }
.breadcrumb-item + .breadcrumb-item::before { color: var(--dm-border); }
.breadcrumb-item a { color: var(--dm-text-muted); text-decoration: none; }
.breadcrumb-item a:hover { color: var(--dm-cyan); }
.breadcrumb-item.active { color: var(--dm-text-muted); }

/* Page headers */
.page-header { margin-bottom: 1.5rem; padding-bottom: 1rem; border-bottom: 1px solid var(--dm-border); }
.page-header h1 { font-size: 1.75rem; font-weight: 700; margin-bottom: 0.25rem; }

/* Utility */
.gradient-text { background: var(--dm-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.gradient-divider { height: 2px; background: var(--dm-gradient); border: none; border-radius: 1px; margin: 1.5rem 0; }
.text-cyan { color: var(--dm-cyan) !important; }
.text-purple { color: var(--dm-purple) !important; }
.text-muted { color: var(--dm-text-muted) !important; }

/* Rank badge */
.rank-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--dm-surface-2); border: 1px solid var(--dm-border);
  font-size: 0.75rem; font-weight: 700; color: var(--dm-text-muted);
}
.rank-badge.top-3 { background: var(--dm-gradient); color: #fff; border: none; }

/* Tag pills */
.tag-pill {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.2rem 0.6rem;
  background: rgba(0,229,255,0.1); border: 1px solid rgba(0,229,255,0.3);
  color: var(--dm-cyan); border-radius: 20px; font-size: 0.8rem; text-decoration: none;
}
.tag-pill:hover { background: rgba(0,229,255,0.2); color: var(--dm-cyan); }

/* Sort links */
.sort-link { color: var(--dm-text-muted); text-decoration: none; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
.sort-link:hover { color: var(--dm-cyan); }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--dm-bg); }
::-webkit-scrollbar-thumb { background: var(--dm-border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--dm-text-muted); }

/* Focus */
:focus-visible { outline: 2px solid var(--dm-cyan); outline-offset: 2px; }

/* Confirm modal */
#confirmModal .modal-dialog { max-width: 420px; }

/* Mobile */
@media (max-width: 768px) {
  .page-header h1 { font-size: 1.35rem; }
  .stat-card .stat-value { font-size: 1.5rem; }
  .card-body { padding: 1rem; }
}