/* ── admin.css — Admin Dashboard & Settings Specific Styles ── */

.admin-layout {
  display: flex;
  min-height: 100vh;
  background: var(--gray-50);
}

/* Sidebar */
.sidebar {
  width: 260px;
  background: white;
  border-right: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 100;
}
.sidebar-logo {
  height: 72px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 24px;
  border-bottom: 1px solid var(--gray-100);
}
.sidebar-logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--green-600), var(--green-500));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
}
.sidebar-school { font-weight: 700; font-size: 1.05rem; color: var(--gray-900); line-height: 1.2; }
.sidebar-sub { font-size: 0.75rem; color: var(--gray-500); }

.sidebar-nav { padding: 20px 16px; flex: 1; overflow-y: auto; }
.nav-group-label {
  font-size: 0.72rem; font-weight: 700;
  color: var(--gray-400); letter-spacing: 1px;
  margin: 10px 12px 14px;
}
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; margin-bottom: 6px;
  border-radius: var(--radius-sm);
  color: var(--gray-700); font-weight: 600; font-size: 0.95rem;
  text-decoration: none; transition: all 0.2s;
}
.nav-item svg { color: var(--gray-400); transition: color 0.2s; }
.nav-item:hover { background: var(--gray-50); color: var(--green-600); }
.nav-item:hover svg { color: var(--green-500); }
.nav-item.active {
  background: linear-gradient(90deg, var(--green-50), white);
  color: var(--green-700);
  border-left: 3px solid var(--green-600);
}
.nav-item.active svg { color: var(--green-600); }
.nav-badge {
  margin-left: auto;
  background: var(--gray-100); color: var(--gray-600);
  font-size: 0.7rem; padding: 2px 8px; border-radius: 999px;
}
.nav-divider { height: 1px; background: var(--gray-200); margin: 16px 12px; }
.nav-logout { color: var(--red-500); }
.nav-logout svg { color: var(--red-500); }
.nav-logout:hover { background: var(--red-100); color: var(--red-700); }

/* Main Content Wrapper */
.admin-main { flex: 1; display: flex; flex-direction: column; overflow-x: hidden; }

/* Topbar */
.admin-topbar {
  height: 72px;
  background: white;
  border-bottom: 1px solid var(--gray-200);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
}
.sidebar-toggle {
  display: none; background: none; border: none;
  color: var(--gray-700); cursor: pointer; padding: 4px;
}
.topbar-breadcrumb { font-weight: 700; font-size: 1.1rem; color: var(--gray-900); }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.topbar-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--green-100); color: var(--green-700);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.95rem;
}
.topbar-username { font-weight: 600; font-size: 0.9rem; color: var(--gray-700); }

/* Pages */
.page-content { display: none; padding: 24px 32px; animation: fadeIn 0.3s; }
.page-content.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

/* Stats Grid */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-bottom: 24px; }
.stat-card {
  background: white; border-radius: var(--radius-md); padding: 20px 24px;
  box-shadow: var(--shadow-sm); border: 1px solid var(--gray-100);
  display: flex; align-items: center; justify-content: space-between; position: relative; overflow: hidden;
}
.stat-total .stat-icon { background: var(--gray-100); color: var(--gray-600); }
.stat-lulus .stat-icon { background: var(--green-100); color: var(--green-600); }
.stat-tidak .stat-icon { background: var(--red-100); color: var(--red-600); }
.stat-icon { width: 56px; height: 56px; border-radius: 14px; display: flex; align-items: center; justify-content: center; }
.stat-info { flex: 1; padding: 0 16px; }
.stat-number { font-size: 1.8rem; font-weight: 800; color: var(--gray-900); line-height: 1; margin-bottom: 4px; }
.stat-label { font-size: 0.85rem; color: var(--gray-500); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.stat-trend { font-size: 0.8rem; font-weight: 700; border-radius: 999px; padding: 2px 8px; }
.stat-trend.up { background: var(--green-50); color: var(--green-600); }
.stat-trend.down { background: var(--red-50); color: var(--red-600); }

/* Dashboard Grids */
.dashboard-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; margin-bottom: 24px; }
.card-header-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.card-title { font-size: 1.15rem; font-weight: 700; color: var(--gray-900); }
.card-label-hint { font-size: 0.75rem; background: var(--gray-100); color: var(--gray-500); padding: 3px 8px; border-radius: 6px; font-weight: 600; }

/* Upload Zone */
.upload-zone {
  border: 2px dashed var(--gray-300); border-radius: var(--radius-md);
  padding: 32px 20px; text-align: center;
  transition: all 0.2s; background: var(--gray-50);
}
.upload-zone.dragover { border-color: var(--green-500); background: var(--green-50); }
.upload-icon { width: 64px; height: 64px; background: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; box-shadow: var(--shadow-sm); }
.upload-text { font-size: 0.95rem; font-weight: 600; color: var(--gray-700); margin-bottom: 4px; }
.upload-subtext { font-size: 0.8rem; color: var(--gray-500); margin-bottom: 12px; }
.upload-filename { font-size: 0.85rem; color: var(--green-600); margin-top: 12px; font-weight: 600; word-break: break-all; }

/* Progress */
.import-progress { margin-top: 16px; }
.progress-bar { width: 100%; height: 8px; background: var(--gray-100); border-radius: 999px; overflow: hidden; margin-bottom: 8px; }
.progress-fill { height: 100%; background: var(--green-500); width: 0%; transition: width 0.3s ease; }
.progress-label { font-size: 0.8rem; color: var(--gray-500); text-align: center; }

/* Guide */
.upload-guide { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--gray-100); }
.guide-title { font-size: 0.8rem; font-weight: 700; color: var(--gray-500); text-transform: uppercase; margin-bottom: 8px; }
.guide-cols { display: flex; gap: 6px; flex-wrap: wrap; }
.guide-cols span { font-size: 0.75rem; font-family: monospace; background: var(--gray-100); color: var(--gray-700); padding: 3px 8px; border-radius: 4px; }

/* Donut Chart */
.donut-wrap { text-align: center; margin-top: 20px; }
.donut-chart { width: 140px; height: 140px; display: block; margin: 0 auto; }
.donut-bg { fill: none; stroke: var(--gray-100); stroke-width: 14; }
.donut-lulus { fill: none; stroke: var(--green-500); stroke-width: 14; stroke-linecap: round; transform: rotate(-90deg); transform-origin: 50% 50%; }
.donut-tidak { fill: none; stroke: var(--red-500); stroke-width: 14; stroke-linecap: round; transform: rotate(-90deg); transform-origin: 50% 50%; }
.donut-legend { margin-top: 20px; display: flex; flex-direction: column; gap: 8px; }
.legend-item { display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 0.85rem; color: var(--gray-600); }
.legend-dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-lulus { background: var(--green-500); }
.dot-tidak { background: var(--red-500); }

/* Table Topbar */
.table-topbar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; margin-bottom: 12px; }
.table-sub { font-size: 0.85rem; color: var(--gray-500); }
.table-actions { display: flex; gap: 12px; }
.search-table-wrap { position: relative; }
.search-table-wrap svg { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--gray-400); }
.search-table-input { padding: 8px 12px 8px 32px; border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm); font-size: 0.85rem; outline: none; width: 220px; transition: border 0.3s; }
.search-table-input:focus { border-color: var(--green-500); }
.search-table-input.b-del:hover { background: var(--red-50); color: var(--red-600); }
.badge-info { background: #dbeafe; color: #1e40af; }

/* Table specific */
.btn-action { background: none; border: none; padding: 6px; cursor: pointer; border-radius: 4px; transition: background 0.2s; color: var(--gray-500); }
.btn-action:hover { background: var(--gray-100); color: var(--gray-900); }
.b-edit:hover { background: var(--green-50); color: var(--green-600); }
.b-del:hover { background: var(--red-50); color: var(--red-600); }

/* Modals */
.modal-overlay { position: fixed; inset: 0; background: rgba(17, 24, 39, 0.6); backdrop-filter: blur(2px); z-index: 1000; display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 1; transition: opacity 0.2s; }
.modal-overlay.hidden { display: none; opacity: 0; }
.modal-box { background: white; border-radius: var(--radius-md); width: 100%; max-width: 480px; box-shadow: var(--shadow-lg); transform: scale(1); transition: transform 0.25s; overflow: hidden; }
.modal-overlay.hidden .modal-box { transform: scale(0.95); }
.modal-header { padding: 18px 24px; border-bottom: 1px solid var(--gray-100); display: flex; justify-content: space-between; align-items: center; }
.modal-title { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); }
.modal-close { background: none; border: none; font-size: 1.2rem; cursor: pointer; color: var(--gray-500); }
.modal-body { padding: 24px; overflow-y: auto; max-height: calc(100vh - 200px); }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--gray-100); display: flex; justify-content: flex-end; gap: 12px; background: var(--gray-50); }

/* Toast */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(100px); background: #111827; color: white; padding: 12px 24px; border-radius: 999px; font-size: 0.9rem; font-weight: 600; z-index: 2000; opacity: 0; transition: all 0.3s; box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* Settings Form Specific */
.settings-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; }
.color-picker-wrap { display: flex; align-items: center; gap: 12px; }
.color-input { width: 44px; height: 44px; padding: 0; border: none; border-radius: var(--radius-sm); cursor: pointer; }
.file-upload-box { border: 2px dashed var(--gray-300); border-radius: var(--radius-sm); padding: 20px; text-align: center; }

/* Responsive */
@media (max-width: 1024px) {
  .dashboard-grid, .settings-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .sidebar { position: fixed; height: 100vh; transform: translateX(-100%); left: 0; top: 0; }
  .sidebar.open { transform: translateX(0); box-shadow: var(--shadow-lg); }
  .sidebar-toggle { display: block; }
  .page-content { padding: 16px; }
  .admin-topbar { padding: 0 16px; }
}