:root {
  --admin-bg: #110D0A;
  --admin-sidebar: #19120D;
  --admin-card: #221812;
  --admin-border: rgba(197, 155, 39, 0.2);
  --admin-gold: #C59B27;
  --admin-text: #F5F0EA;
  --admin-muted: #9E9587;
  --admin-danger: #E74C3C;
  --admin-success: #2ECC71;
}

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

body {
  font-family: 'Poppins', -apple-system, sans-serif;
  background-color: var(--admin-bg);
  color: var(--admin-text);
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
  width: 260px;
  background: var(--admin-sidebar);
  border-right: 1px solid var(--admin-border);
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 1.8rem 1.5rem;
  border-bottom: 1px solid var(--admin-border);
}

.sidebar-title {
  font-size: 1.15rem;
  color: var(--admin-gold);
  font-weight: 700;
  letter-spacing: 1px;
}

.sidebar-menu {
  list-style: none;
  padding: 1rem 0;
  flex-grow: 1;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.85rem 1.5rem;
  color: var(--admin-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
}

.sidebar-link:hover, .sidebar-link.active {
  color: var(--admin-gold);
  background: rgba(197, 155, 39, 0.08);
  border-left: 3px solid var(--admin-gold);
}

/* Main Area */
.admin-main {
  flex-grow: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.admin-topbar {
  padding: 1.25rem 2rem;
  background: var(--admin-sidebar);
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-content {
  padding: 2.5rem 2rem;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

/* Cards & Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 12px;
  padding: 1.5rem;
}

.stat-val {
  font-size: 2rem;
  font-weight: 700;
  color: var(--admin-gold);
  margin-top: 0.25rem;
}

/* Forms & Tables */
.admin-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.admin-table th, .admin-table td {
  padding: 0.9rem 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.9rem;
}

.admin-table th {
  color: var(--admin-gold);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 1px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--admin-muted);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: #160F0A;
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  color: var(--admin-text);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
}

.form-control:focus {
  border-color: var(--admin-gold);
}

.btn-admin {
  padding: 0.7rem 1.4rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: opacity 0.2s;
}

.btn-admin:hover {
  opacity: 0.9;
}

.btn-admin-gold {
  background: var(--admin-gold);
  color: #120B08;
}

.btn-admin-danger {
  background: var(--admin-danger);
  color: #FFFFFF;
}

.btn-admin-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

.alert {
  padding: 1rem 1.25rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}
.alert-success { background: rgba(46, 204, 113, 0.15); color: #2ecc71; border: 1px solid #2ecc71; }
.alert-danger { background: rgba(231, 76, 60, 0.15); color: #e74c3c; border: 1px solid #e74c3c; }

@media (max-width: 768px) {
  body {
    flex-direction: column;
  }
  .admin-sidebar {
    width: 100%;
  }
}