:root {
  --bg: #0b0c10;
  --panel: #15171d;
  --panel-2: #1f222c;
  --accent: #00e5ff;
  --accent-2: #7b2cbf;
  --text: #f1f3f6;
  --muted: #9aa3b2;
  --danger: #ff4d6d;
  --success: #00e676;
  --radius: 14px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.hidden { display: none !important; }

.login-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 20% 20%, rgba(123,44,191,0.25) 0%, transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(0,229,255,0.15) 0%, transparent 40%),
    var(--bg);
}

.login-card {
  width: 100%;
  max-width: 420px;
  padding: 42px;
  background: rgba(21,23,29,0.95);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  box-shadow: 0 25px 80px rgba(0,0,0,0.6);
}

.brand-mark {
  font-family: 'Oswald', sans-serif;
  font-size: 1.6rem;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 18px;
}

.login-card h1 {
  font-family: 'Oswald', sans-serif;
  font-size: 2rem;
  margin: 0 0 8px;
}

.subtitle { color: var(--muted); margin: 0 0 28px; }

.field { margin-bottom: 18px; }
.field label { display: block; font-size: 0.85rem; margin-bottom: 8px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }
.field input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  background: var(--panel-2);
  color: var(--text);
  font-size: 1rem;
}
.field input:focus { outline: none; border-color: var(--accent); }

.btn-primary {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.btn-primary:hover { filter: brightness(1.1); }

.error { color: var(--danger); font-size: 0.9rem; margin-top: 12px; }

.admin-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  background: rgba(11,12,16,0.92);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
}

.brand {
  font-family: 'Oswald', sans-serif;
  font-size: 1.4rem;
  color: var(--accent);
  letter-spacing: 1px;
}

.admin-nav { display: flex; gap: 10px; align-items: center; }
.admin-nav button {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
}
.admin-nav button.active,
.admin-nav button:hover { color: var(--text); background: var(--panel-2); }
.btn-ghost { color: var(--danger) !important; }

.admin-main { max-width: 1100px; margin: 0 auto; padding: 32px; }

.tab { display: none; }
.tab.active { display: block; animation: fadeIn 0.3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}
.stat-value {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 2.4rem;
  color: var(--accent);
}
.stat-label { color: var(--muted); font-size: 0.9rem; }

.panel {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}
.panel h2 { margin-top: 0; font-family: 'Oswald', sans-serif; }

.list .empty { color: var(--muted); }
.card {
  background: var(--panel-2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 10px;
  padding: 18px;
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}
.card h3 { margin: 0 0 6px; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.card .meta { font-size: 0.8rem; color: var(--accent); margin-top: 6px; }
.card-actions { display: flex; gap: 8px; }
.card-actions button {
  background: rgba(255,255,255,0.06);
  border: none;
  color: var(--text);
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
}
.card-actions button:hover { background: rgba(255,255,255,0.12); }

.form-row, .form-stack { margin-bottom: 24px; }
.form-row { display: flex; gap: 12px; flex-wrap: wrap; }
.form-row select, .form-row input { padding: 12px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.1); background: var(--panel-2); color: var(--text); }
.form-stack input, .form-stack textarea {
  width: 100%;
  padding: 14px;
  margin-bottom: 12px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  background: var(--panel-2);
  color: var(--text);
}
.form-stack textarea { min-height: 120px; resize: vertical; }

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}
.badge-new { background: rgba(0,229,255,0.15); color: var(--accent); }
.badge-confirmed { background: rgba(0,230,118,0.15); color: var(--success); }
.badge-cancelled { background: rgba(255,77,109,0.15); color: var(--danger); }

@media (max-width: 700px) {
  .admin-header { flex-direction: column; gap: 14px; }
  .admin-nav { flex-wrap: wrap; justify-content: center; }
}