/* admin/assets/css/admin.css */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-primary: #0f172a;
    --bg-card: #1e293b;
    --bg-sidebar: #0b1329;
    --accent-blue: #38bdf8;
    --accent-indigo: #6366f1;
    --accent-green: #22c55e;
    --accent-amber: #f59e0b;
    --accent-red: #ef4444;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: #334155;
    --radius: 12px;
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.2);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-main);
    display: flex;
    min-height: 100vh;
}

/* Sidebar Layout */
.app-container {
    display: flex;
    width: 100%;
}

.sidebar {
    width: 260px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.sidebar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius);
    font-weight: 500;
    transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-blue);
}

.main-content {
    margin-left: 260px;
    flex: 1;
    padding: 2rem;
    width: calc(100% - 260px);
}

/* Top Navbar */
.header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lang-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
}

.stat-header {
    display: flex;
    justify-content: space-between;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 1.875rem;
    font-weight: 700;
}

.stat-card.present .stat-value { color: var(--accent-green); }
.stat-card.late .stat-value { color: var(--accent-amber); }
.stat-card.absent .stat-value { color: var(--text-muted); }
.stat-card.flagged .stat-value { color: var(--accent-red); }

/* Card & Table Component */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.table-responsive {
    overflow-x: auto;
}

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

th, td {
    padding: 0.85rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

th {
    color: var(--text-muted);
    font-weight: 600;
}

tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* Badges */
.badge {
    padding: 0.25rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
}

.badge-present { background: rgba(34, 197, 94, 0.2); color: var(--accent-green); }
.badge-late { background: rgba(245, 158, 11, 0.2); color: var(--accent-amber); }
.badge-flagged { background: rgba(239, 68, 68, 0.2); color: var(--accent-red); }
.badge-geofence-ok { background: rgba(34, 197, 94, 0.15); color: var(--accent-green); }
.badge-geofence-warn { background: rgba(239, 68, 68, 0.25); color: var(--accent-red); border: 1px solid var(--accent-red); }

/* Forms & Buttons */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.form-control {
    width: 100%;
    padding: 0.65rem 0.9rem;
    background: #0f172a;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-main);
    font-size: 0.9rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.btn {
    padding: 0.65rem 1.25rem;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    font-size: 0.9rem;
}

.btn-primary { background: var(--accent-indigo); color: #fff; }
.btn-primary:hover { background: #4f46e5; }
.btn-success { background: var(--accent-green); color: #fff; }
.btn-danger { background: var(--accent-red); color: #fff; }

/* Leaflet Map Height */
#map {
    height: 400px;
    width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

/* Responsive */
@media (max-width: 900px) {
    .sidebar { width: 70px; padding: 1rem 0.5rem; }
    .sidebar-brand span, .nav-link span { display: none; }
    .main-content { margin-left: 70px; width: calc(100% - 70px); padding: 1rem; }
}