/* ================================================================
   Дархан-Уул аймгийн ЦГ — Хэрэг бүртгэлийн систем
   Монголын цагдаагийн өнгөн схем: #1a3a7a (хөх), #c8a800 (шар)
   ================================================================ */

:root {
    --primary: #1a3a7a;
    --primary-dark: #0f2558;
    --primary-light: #2563eb;
    --gold: #c8a800;
    --gold-light: #f0d050;
    --gold-dark: #a08800;
    --sidebar-width: 270px;
    --sidebar-bg: #0d1f45;
    --topbar-h: 64px;
    --danger: #e74c3c;
    --warning: #f39c12;
    --success: #27ae60;
    --info: #3498db;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --radius: 10px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow: 0 4px 16px rgba(0,0,0,0.10);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
    --transition: all 0.2s ease;
}

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

body {
    font-family: 'Inter', 'Segoe UI', -apple-system, sans-serif;
    background: var(--gray-100);
    color: var(--gray-800);
    font-size: 14px;
    line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-light); }

/* ===== LAYOUT ===== */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* ===== SIDEBAR ===== */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 1000;
    transition: transform 0.3s ease;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.sidebar-header {
    padding: 20px 16px 16px;
    border-bottom: 1px solid rgba(200,168,0,0.2);
    background: linear-gradient(180deg, #0a1628 0%, var(--sidebar-bg) 100%);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

/*.logo-emblem svg circle { filter: drop-shadow(0 0 8px rgba(200,168,0,0.5)); }*/
.logo-emblem {
    height:100px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    color: var(--gold);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 1.5px;
}

.logo-sub {
    color: rgba(255,255,255,0.55);
    font-size: 10px;
    margin-top: 2px;
    letter-spacing: 0.5px;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 0;
}

.nav-section-title {
    padding: 10px 18px 4px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.3);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
    border-left: 3px solid transparent;
    position: relative;
}

.nav-item:hover {
    color: #fff;
    background: rgba(255,255,255,0.07);
    border-left-color: rgba(200,168,0,0.5);
}

.nav-item.active {
    color: var(--gold);
    background: rgba(200,168,0,0.12);
    border-left-color: var(--gold);
    font-weight: 600;
}

.nav-item i {
    width: 18px;
    text-align: center;
    font-size: 14px;
    flex-shrink: 0;
}

.nav-badge {
    margin-left: auto;
    background: var(--danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 999px;
    min-width: 20px;
    text-align: center;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px;
    border-top: 1px solid rgba(255,255,255,0.08);
    background: rgba(0,0,0,0.2);
}

.user-avatar {
    width: 38px; height: 38px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-weight: 800;
    font-size: 16px;
    flex-shrink: 0;
}

.user-info {
    flex: 1;
    overflow: hidden;
}

.user-info strong {
    display: block;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-info small {
    color: rgba(255,255,255,0.5);
    font-size: 11px;
}

.user-logout {
    color: rgba(255,255,255,0.4);
    font-size: 16px;
    padding: 6px;
    border-radius: 6px;
    transition: var(--transition);
}

.user-logout:hover {
    color: var(--danger);
    background: rgba(231,76,60,0.15);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* ===== TOPBAR ===== */
.topbar {
    height: var(--topbar-h);
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.sidebar-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    color: var(--gray-500);
    font-size: 18px;
    display: none;
    transition: var(--transition);
}

.sidebar-toggle:hover { background: var(--gray-100); color: var(--primary); }

.topbar-title {
    flex: 1;
}

.topbar-title h1 {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
}

.topbar-subtitle {
    font-size: 12px;
    color: var(--gray-500);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar-date {
    font-size: 13px;
    color: var(--gray-500);
    display: flex;
    align-items: center;
    gap: 6px;
}

.content-area {
    padding: 24px;
    flex: 1;
}

/* ===== CARDS ===== */
.card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    margin-bottom: 20px;
}

.card-header {
    padding: 18px 20px 14px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-title i { color: var(--gold); }

.card-body { padding: 20px; }

/* ===== STAT CARDS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 14px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 4px;
    background: var(--card-color, var(--primary));
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.stat-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    background: var(--card-color, var(--primary));
    flex-shrink: 0;
}

.stat-info strong {
    display: block;
    font-size: 28px;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-info span {
    font-size: 12px;
    color: var(--gray-500);
    font-weight: 500;
}

/* ===== CHARTS GRID ===== */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

.chart-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    padding: 20px;
}

.chart-card h3 {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.chart-card h3 i { color: var(--gold); }

.chart-container {
    position: relative;
    height: 280px;
}

/* ===== TABLE ===== */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

table.data-table thead th {
    background: var(--primary);
    color: #fff;
    padding: 12px 14px;
    text-align: left;
    font-weight: 600;
    font-size: 12px;
    letter-spacing: 0.3px;
    white-space: nowrap;
    position: sticky;
    top: 0;
}

table.data-table thead th:first-child { border-radius: 8px 0 0 0; }
table.data-table thead th:last-child { border-radius: 0 8px 0 0; }

table.data-table tbody tr {
    transition: var(--transition);
    border-bottom: 1px solid var(--gray-100);
}

table.data-table tbody tr:hover { background: #f0f4ff; }
table.data-table tbody tr.overdue { background: #fff8f8; }
table.data-table tbody tr.overdue:hover { background: #fef2f2; }
table.data-table tbody tr.urgent { background: #fffbf0; }

table.data-table tbody td {
    padding: 11px 14px;
    color: var(--gray-700);
    vertical-align: middle;
}

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    gap: 4px;
    white-space: nowrap;
}

.badge-primary { background: #eff6ff; color: #1d4ed8; }
.badge-success { background: #f0fdf4; color: #16a34a; }
.badge-warning { background: #fffbeb; color: #d97706; }
.badge-danger { background: #fef2f2; color: #dc2626; }
.badge-gray { background: #f1f5f9; color: #475569; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    box-shadow: 0 4px 12px rgba(37,99,235,0.3);
    color: #fff;
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    color: var(--primary-dark);
}
.btn-gold:hover {
    box-shadow: 0 4px 12px rgba(200,168,0,0.4);
}

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #c0392b; }
.btn-success { background: var(--success); color: #fff; }
.btn-outline {
    background: transparent;
    border: 1.5px solid var(--gray-300);
    color: var(--gray-600);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); background: #eff6ff; }

.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-xs { padding: 4px 8px; font-size: 11px; border-radius: 6px; }
.btn-icon { width: 32px; height: 32px; padding: 0; justify-content: center; border-radius: 7px; }

/* ===== FORMS ===== */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group.full-width { grid-column: 1 / -1; }

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-600);
    letter-spacing: 0.3px;
}

.form-group label span.req { color: var(--danger); margin-left: 2px; }

.form-control {
    padding: 10px 14px;
    border: 1.5px solid var(--gray-200);
    border-radius: 8px;
    font-size: 13px;
    color: var(--gray-800);
    background: var(--gray-50);
    transition: var(--transition);
    width: 100%;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(26,58,122,0.08);
}

select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }

/* ===== ALERTS ===== */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 13px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.alert-danger { background: #fef2f2; border: 1px solid #fecaca; color: #dc2626; }
.alert-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #16a34a; }
.alert-warning { background: #fffbeb; border: 1px solid #fed7aa; color: #d97706; }
.alert-info { background: #eff6ff; border: 1px solid #bfdbfe; color: #1d4ed8; }

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
}

.modal-overlay.open { display: flex; }

.modal {
    background: #fff;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 720px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalIn 0.2s ease;
}

.modal-lg { max-width: 900px; }
.modal-sm { max-width: 480px; }

@keyframes modalIn {
    from { opacity:0; transform: scale(0.95) translateY(-20px); }
    to { opacity:1; transform: scale(1) translateY(0); }
}

.modal-header {
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-header h3 i { color: var(--gold); }

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 20px;
    color: var(--gray-400);
    padding: 4px 8px;
    border-radius: 6px;
    line-height: 1;
    transition: var(--transition);
}

.modal-close:hover { background: var(--gray-100); color: var(--gray-700); }

.modal-body { padding: 24px; }
.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-100);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ===== FILTERS ===== */
.filter-bar {
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    padding: 16px 20px;
    margin-bottom: 16px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.filter-bar .form-group { flex: 1; min-width: 160px; margin: 0; }

/* ===== PAGINATION ===== */
.pagination {
    display: flex;
    gap: 4px;
    align-items: center;
    margin-top: 16px;
}

.page-btn {
    padding: 6px 12px;
    border: 1.5px solid var(--gray-200);
    border-radius: 6px;
    background: #fff;
    color: var(--gray-600);
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.page-btn:hover { border-color: var(--primary); color: var(--primary); }
.page-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.page-btn.disabled { opacity: 0.4; pointer-events: none; }

/* ===== TOAST ===== */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 12px 18px;
    border-radius: 10px;
    background: #1e293b;
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: toastIn 0.3s ease;
    min-width: 280px;
}

.toast.success { background: #16a34a; }
.toast.error { background: #dc2626; }
.toast.warning { background: #d97706; }

@keyframes toastIn {
    from { opacity:0; transform: translateX(40px); }
    to { opacity:1; transform: translateX(0); }
}

/* ===== STATUS DOT ===== */
.status-dot {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
}

.status-dot::before {
    content: '';
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--dot-color, #94a3b8);
    flex-shrink: 0;
}

/* ===== DEADLINE ===== */
.deadline-overdue { color: var(--danger); font-weight: 600; }
.deadline-urgent { color: var(--warning); font-weight: 600; }
.deadline-ok { color: var(--success); }

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-400);
}

.empty-state i {
    font-size: 52px;
    margin-bottom: 16px;
    display: block;
    opacity: 0.3;
}

.empty-state h3 {
    font-size: 16px;
    color: var(--gray-500);
    margin-bottom: 8px;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 20px;
}

.breadcrumb a { color: var(--gray-500); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb-sep { color: var(--gray-300); }

/* ===== DETAIL VIEW ===== */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}

.detail-item label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--gray-400);
    display: block;
    margin-bottom: 4px;
}

.detail-item span {
    font-size: 14px;
    color: var(--gray-800);
    font-weight: 500;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .charts-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .sidebar-toggle { display: flex; }
    .content-area { padding: 16px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .filter-bar { flex-direction: column; }
    table.data-table { font-size: 12px; }
    .topbar { padding: 0 16px; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
}

/* ===== LOGIN PAGE ===== */
.login-page {
    min-height: 100vh;
    background: linear-gradient(135deg, #0a1628 0%, #1a2f5a 50%, #0d2144 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-card {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 30px 80px rgba(0,0,0,0.4);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
}

.login-top {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 32px 32px 28px;
    text-align: center;
}

.login-badge {
    width: 80px; height: 80px;
    margin: 0 auto 14px;
}

.login-top h1 {
    color: var(--gold);
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.login-top p {
    color: rgba(255,255,255,0.6);
    font-size: 12px;
}

.login-form {
    padding: 28px 32px 24px;
}

.login-footer {
    padding: 14px 32px;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-100);
    text-align: center;
    font-size: 11px;
    color: var(--gray-400);
}

/* ===== PRINT ===== */
@media print {
    .sidebar, .topbar, .filter-bar, .btn, .pagination { display: none !important; }
    .main-content { margin-left: 0; }
    .content-area { padding: 0; }
    .card { box-shadow: none; border: 1px solid #ddd; }
    body { font-size: 12px; }
}

/* ===== CALENDAR/DEADLINE STATUS ===== */
.ext-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #fff3cd;
    color: #856404;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}

/* ===== OFFICER STATS ===== */
.officer-card {
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    transition: var(--transition);
}

.officer-card:hover { box-shadow: var(--shadow); }

.officer-avatar {
    width: 44px; height: 44px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 18px;
    flex-shrink: 0;
}

/* ===== TABS ===== */
.tab-bar {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: 20px;
}

.tab-btn {
    padding: 10px 20px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-500);
    transition: var(--transition);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-btn:hover { color: var(--primary); }

.tab-pane { display: none; }
.tab-pane.active { display: block; }