/* ============================================================
   Premium Camera Admin Panel — Dark Glass Theme
   Accent matches the Android app reference (#4ECDC4 teal/mint)
   ============================================================ */

:root {
  --bg-base: #0b0e14;
  --bg-panel: #12161f;
  --bg-panel-2: #171c28;
  --bg-elevated: #1b2130;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --accent: #4ecdc4;
  --accent-soft: rgba(78, 205, 196, 0.15);
  --accent-dark: #35a89f;
  --text-primary: #f2f4f8;
  --text-secondary: #9aa4b8;
  --text-muted: #616b7d;
  --danger: #ff6b6b;
  --warning: #ffb84d;
  --success: #4ecdc4;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
}

* { box-sizing: border-box; }

body {
  background: radial-gradient(circle at top right, #16202a 0%, var(--bg-base) 55%);
  color: var(--text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  min-height: 100vh;
}

/* ---------- Layout ---------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 260px;
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--bg-panel) 0%, #0e1219 100%);
  border-right: 1px solid var(--border-subtle);
  padding: 20px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px 22px 10px;
}

.sidebar-brand .logo-dot {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent) 0%, #2a8f88 100%);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: #06201d; font-size: 15px;
}

.sidebar-brand .brand-text { font-weight: 700; font-size: 16px; line-height: 1.1; }
.sidebar-brand .brand-text small { display: block; font-weight: 400; font-size: 11px; color: var(--text-muted); }

.nav-section-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-muted); padding: 14px 12px 6px;
}

.nav-link-custom {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: var(--radius-md);
  color: var(--text-secondary); font-size: 14px; font-weight: 500;
  text-decoration: none; margin-bottom: 2px; transition: all .15s ease;
}
.nav-link-custom:hover { background: var(--bg-elevated); color: var(--text-primary); }
.nav-link-custom.active {
  background: var(--accent-soft); color: var(--accent);
}
.nav-link-custom i { width: 18px; text-align: center; font-size: 15px; }

.main-content { flex: 1; min-width: 0; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px; border-bottom: 1px solid var(--border-subtle);
  background: rgba(18, 22, 31, 0.6); backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 20;
}

.page-wrap { padding: 26px 28px 60px; }

.page-title { font-size: 22px; font-weight: 700; margin-bottom: 2px; }
.page-subtitle { color: var(--text-secondary); font-size: 13.5px; }

/* ---------- Cards ---------- */
.panel-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 22px;
}

.stat-card {
  background: linear-gradient(155deg, var(--bg-panel-2) 0%, var(--bg-panel) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
}
.stat-card .stat-icon {
  width: 42px; height: 42px; border-radius: 11px;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center; font-size: 18px;
  margin-bottom: 14px;
}
.stat-card .stat-value { font-size: 26px; font-weight: 700; }
.stat-card .stat-label { color: var(--text-secondary); font-size: 13px; }

/* ---------- Forms ---------- */
.form-label { font-size: 13px; font-weight: 600; color: var(--text-secondary); }
.form-control, .form-select {
  background: var(--bg-elevated); border: 1px solid var(--border-subtle);
  color: var(--text-primary); border-radius: var(--radius-sm); font-size: 14px;
}
.form-control:focus, .form-select:focus {
  background: var(--bg-elevated); color: var(--text-primary);
  border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-control::placeholder { color: var(--text-muted); }
.form-text { color: var(--text-muted); }

/* ---------- Buttons ---------- */
.btn-accent {
  background: var(--accent); border: none; color: #06201d; font-weight: 600;
  border-radius: var(--radius-sm); padding: 8px 18px;
}
.btn-accent:hover { background: var(--accent-dark); color: #06201d; }
.btn-outline-accent {
  border: 1px solid var(--accent); color: var(--accent); background: transparent; border-radius: var(--radius-sm);
}
.btn-outline-accent:hover { background: var(--accent-soft); color: var(--accent); }
.btn-ghost { background: var(--bg-elevated); border: 1px solid var(--border-subtle); color: var(--text-primary); border-radius: var(--radius-sm); }

/* ---------- Tables ---------- */
.table-dark-custom { color: var(--text-primary); }
.table-dark-custom thead th {
  background: var(--bg-elevated); color: var(--text-secondary);
  font-size: 12px; text-transform: uppercase; letter-spacing: .04em;
  border-bottom: 1px solid var(--border-subtle); font-weight: 600;
}
.table-dark-custom td, .table-dark-custom th { border-color: var(--border-subtle); vertical-align: middle; padding: 12px 14px; }
.table-dark-custom tbody tr:hover { background: rgba(255,255,255,0.02); }

/* ---------- Toggle Switch ---------- */
.form-switch .form-check-input { width: 42px; height: 22px; background-color: #2a3040; border-color: transparent; }
.form-switch .form-check-input:checked { background-color: var(--accent); border-color: var(--accent); }

/* ---------- Badges ---------- */
.badge-soft-accent { background: var(--accent-soft); color: var(--accent); font-weight: 600; padding: 5px 10px; border-radius: 20px; font-size: 11.5px; }
.badge-soft-muted { background: rgba(255,255,255,0.06); color: var(--text-secondary); padding: 5px 10px; border-radius: 20px; font-size: 11.5px; }
.badge-soft-danger { background: rgba(255,107,107,0.15); color: var(--danger); padding: 5px 10px; border-radius: 20px; font-size: 11.5px; }
.badge-soft-warning { background: rgba(255,184,77,0.15); color: var(--warning); padding: 5px 10px; border-radius: 20px; font-size: 11.5px; }

/* ---------- Mode/Filter grid tiles (mirrors app's More-modes grid) ---------- */
.tile-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
.mode-tile {
  background: var(--bg-elevated); border: 1px solid var(--border-subtle); border-radius: var(--radius-md);
  padding: 16px; text-align: center; transition: border-color .15s ease;
}
.mode-tile:hover { border-color: var(--accent); }
.mode-tile .mode-icon { font-size: 22px; color: var(--accent); margin-bottom: 8px; }
.mode-tile .mode-name { font-size: 13px; font-weight: 600; }

/* ---------- Login page ---------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 30% 20%, #1a2a2a 0%, var(--bg-base) 60%);
  padding: 20px;
}
.login-card {
  width: 100%; max-width: 400px; background: var(--bg-panel);
  border: 1px solid var(--border-subtle); border-radius: var(--radius-lg);
  padding: 36px 30px; box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

/* ---------- Misc ---------- */
a { color: var(--accent); }
.text-muted-soft { color: var(--text-muted); }
.divider { border-top: 1px solid var(--border-subtle); margin: 20px 0; }
.thumb-preview { width: 100%; max-width: 220px; border-radius: var(--radius-sm); border: 1px solid var(--border-subtle); }

@media (max-width: 900px) {
  .sidebar { position: fixed; left: -280px; z-index: 50; transition: left .2s ease; box-shadow: 0 0 40px rgba(0,0,0,.5); }
  .sidebar.open { left: 0; }
  .page-wrap { padding: 18px 16px 50px; }
}