/* ==========================================================================
   JetKeen Admin - Admin Styles
   ========================================================================== */

:root {
    --primary: #0a6b5c;
    --primary-dark: #075949;
    --primary-light: #ecfdf5;
    --sidebar-bg: #111827;
    --sidebar-hover: #1f2937;
    --sidebar-text: #9ca3af;
    --sidebar-active: #0a6b5c;
    --danger: #dc2626;
    --warning: #f59e0b;
    --success: #22c55e;
    --info: #0ea5e9;
    --text: #1f2937;
    --text-light: #6b7280;
    --muted: #9ca3af;
    --border: #e5e7eb;
    --border-light: #f3f4f6;
    --bg: #f9fafb;
    --card-bg: #ffffff;
    --shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; }

/* Layout */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
    width: 240px;
    background: var(--sidebar-bg);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}
.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.admin-content {
    flex: 1;
    padding: 24px 32px;
    background: var(--bg);
}

/* Sidebar brand */
.admin-brand {
    padding: 20px 20px;
    border-bottom: 1px solid var(--sidebar-hover);
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
}
.brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--success));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
    color: #fff;
    letter-spacing: -.5px;
}
.brand-text { font-weight: 700; font-size: 16px; color: #fff; }

/* Sidebar nav */
.admin-nav { padding: 16px 0; }
.admin-nav-list { list-style: none; }
.admin-nav-list li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--sidebar-text);
    font-size: 14px;
    font-weight: 500;
    transition: all .15s;
    border-left: 3px solid transparent;
}
.admin-nav-list li a:hover { background: var(--sidebar-hover); color: #fff; }
.admin-nav-list li.active a { background: var(--sidebar-hover); color: #fff; border-left-color: var(--primary); }

/* Sidebar footer */
.admin-sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--sidebar-hover);
}
.admin-user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(255,255,255,0.04);
    border-radius: var(--radius);
    margin-bottom: 12px;
}
.admin-user-icon { font-size: 22px; }
.admin-user-name { color: #fff; font-size: 13px; line-height: 1.4; }
.admin-user-name strong { display: block; font-weight: 600; }
.admin-user-name small { color: var(--sidebar-text); font-size: 11px; }
.admin-user-actions { display: flex; flex-direction: column; gap: 6px; }
.admin-link {
    padding: 8px 12px;
    color: var(--sidebar-text);
    font-size: 13px;
    border-radius: 6px;
    display: block;
    text-align: center;
    background: rgba(255,255,255,0.04);
}
.admin-link:hover { background: rgba(255,255,255,0.08); color: #fff; }
.admin-link-danger { background: rgba(220, 38, 38, 0.1); color: #fca5a5; }
.admin-link-danger:hover { background: rgba(220, 38, 38, 0.2); color: #fca5a5; }

/* Header */
.admin-header {
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.admin-header-left h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
}
.admin-header-right {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--text-light);
}
.admin-lang-display { font-weight: 700; color: var(--primary); text-transform: uppercase; }
.admin-date { font-variant-numeric: tabular-nums; }

/* Page header */
.admin-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    gap: 16px;
    flex-wrap: wrap;
}
.admin-page-header h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--text);
}
.admin-page-header .muted { color: var(--text-light); font-size: 14px; margin-top: 4px; }

/* Dashboard & cards */
.admin-dashboard { }
.dashboard-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}
.dashboard-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.dashboard-card .card-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-light);
    background: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.dashboard-card .card-header h3 { font-size: 16px; font-weight: 700; color: var(--text); }
.dashboard-card .card-body { padding: 20px 24px; }

/* Stats grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}
.stat-card-icon {
    font-size: 28px;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    border-radius: var(--radius);
    flex-shrink: 0;
}
.stat-card-blue .stat-card-icon { background: #dbeafe; }
.stat-card-green .stat-card-icon { background: #d1fae5; }
.stat-card-purple .stat-card-icon { background: #ede9fe; }
.stat-card-orange .stat-card-icon { background: #fed7aa; }
.stat-card-content { flex: 1; min-width: 0; }
.stat-card-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--text);
    line-height: 1.1;
    margin-bottom: 4px;
}
.stat-card-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-light);
}
.stat-card-sub {
    font-size: 12px;
    color: var(--muted);
    margin-top: 4px;
}
.stat-card-link {
    display: block;
    margin-top: 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
}

/* Admin cards (forms) */
.admin-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}
.admin-card .card-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-light);
    background: #fff;
}
.admin-card .card-header h3 { font-size: 16px; font-weight: 700; color: var(--text); }
.admin-card .card-body { padding: 24px; }
.admin-card .card-footer { padding: 16px 24px; border-top: 1px solid var(--border-light); background: var(--border-light); }

/* Tables */
.admin-table-wrapper {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    overflow-x: auto;
}
.admin-table {
    width: 100%;
    border-collapse: collapse;
}
.admin-table thead {
    background: var(--border-light);
}
.admin-table thead th {
    padding: 12px 16px;
    font-size: 12px;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: .5px;
    text-align: left;
    white-space: nowrap;
}
.admin-table thead th.text-right { text-align: right; }
.admin-table tbody td {
    padding: 14px 16px;
    font-size: 14px;
    color: var(--text);
    border-top: 1px solid var(--border-light);
    vertical-align: middle;
}
.admin-table tbody td.text-right { text-align: right; }
.admin-table tbody td.text-center { text-align: center; }
.admin-table tbody td.text-muted { color: var(--muted); }
.admin-table-striped tbody tr:nth-child(even) { background: var(--border-light); }
.admin-table-striped tbody tr:hover { background: #f8fafc; }

/* Table images / thumbs */
.table-thumb {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    background-size: cover;
    background-position: center;
    background-color: var(--border-light);
    border: 1px solid var(--border);
}
.table-thumb-empty {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    background: var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-size: 18px;
}

/* Table links */
.table-link {
    font-weight: 600;
    color: var(--text);
}
.table-link:hover { color: var(--primary); }

/* Badges */
.status-badge, .role-badge, .badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 700;
    border-radius: 999px;
    letter-spacing: .3px;
}
.status-badge.status-active { background: #d1fae5; color: #065f46; }
.status-badge.status-inactive { background: #f3f4f6; color: #6b7280; }
.role-badge.role-admin { background: #fef3c7; color: #92400e; }
.role-badge.role-user { background: #e0e7ff; color: #3730a3; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all .15s;
    line-height: 1.2;
    white-space: nowrap;
    background: #fff;
    color: var(--text);
    text-decoration: none;
    font-family: inherit;
}
.btn:hover { background: var(--border-light); color: var(--text); text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #b91c1c; border-color: #b91c1c; color: #fff; }
.btn-outline { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-lg { padding: 12px 24px; font-size: 15px; }
.btn-sm { padding: 6px 12px; font-size: 12px; border-radius: 6px; }

/* Forms */
.admin-form { max-width: 1000px; }
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}
.form-group {
    margin-bottom: 16px;
}
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}
.form-group .required { color: var(--danger); margin-left: 2px; }
.form-input, .form-textarea, .form-select {
    width: 100%;
    padding: 9px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    transition: border-color .15s, box-shadow .15s;
    color: var(--text);
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(10, 107, 92, 0.1);
}
.form-textarea { min-height: 100px; resize: vertical; line-height: 1.6; }
.form-actions {
    padding-top: 8px;
    display: flex;
    gap: 12px;
    align-items: center;
}

/* Filters / toolbar */
.admin-filters {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}
.filter-form {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}
.filter-form .form-input,
.filter-form .form-select {
    width: auto;
    min-width: 180px;
}

/* Pagination */
.admin-pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 4px;
    font-size: 13px;
    color: var(--text-light);
    gap: 12px;
    flex-wrap: wrap;
}
.pagination-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}
.pagination-current {
    font-weight: 600;
    color: var(--text);
}

/* Alerts */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
}
.alert-success {
    background: #d1fae5;
    border: 1px solid #6ee7b7;
    color: #065f46;
}
.alert-error {
    background: #fee2e2;
    border: 1px solid #fca5a5;
    color: #991b1b;
}
.alert-info {
    background: #dbeafe;
    border: 1px solid #93c5fd;
    color: #1e40af;
}

/* Login page */
html { height: 100%; }
.admin-login-body {
    min-height: 100vh;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #064e3b, #0a6b5c);
    padding: 20px;
    margin: 0;
}
.admin-login-wrapper {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.admin-login-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}
.admin-login-header {
    text-align: center;
    margin-bottom: 28px;
}
.admin-login-logo {
    font-size: 42px;
    font-weight: 800;
    display: block;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--primary), var(--success));
    color: #fff;
    width: 64px;
    height: 64px;
    line-height: 64px;
    border-radius: 14px;
    margin-left: auto;
    margin-right: auto;
}
.admin-login-header h1 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 6px;
    color: var(--text);
}
.admin-login-header p {
    color: var(--text-light);
    font-size: 14px;
}

/* Login form */
.admin-login-form {
    margin-bottom: 20px;
}
.admin-login-form .form-group {
    margin-bottom: 16px;
}
.admin-login-form label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}
.admin-login-form .form-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    background: #fff;
    transition: border-color .15s, box-shadow .15s;
    color: var(--text);
}
.admin-login-form .form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(10, 107, 92, 0.1);
}

/* Block button */
.btn-block {
    width: 100%;
    margin-top: 8px;
}

/* Login footer */
.admin-login-footer {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border-light);
    text-align: center;
    font-size: 12px;
    color: var(--text-light);
    line-height: 1.8;
}
.admin-login-footer p {
    margin: 4px 0;
}
.admin-login-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}
.admin-login-footer a:hover {
    color: var(--primary-dark);
}

/* Footer */
.admin-footer {
    padding: 16px 32px;
    border-top: 1px solid var(--border);
    background: #fff;
    font-size: 12px;
    color: var(--text-light);
}
.admin-footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* Flash messages - ensure they show above content */
.alert + .admin-page-header { margin-top: 0; }

/* Responsive */
@media (max-width: 900px) {
    .admin-sidebar { display: none; }
    .admin-content { padding: 16px; }
    .admin-header { padding: 12px 16px; }
    .form-grid { grid-template-columns: 1fr; }
    .dashboard-content { grid-template-columns: 1fr; }
    .filter-form .form-input,
    .filter-form .form-select {
        min-width: 100%;
    }
}

@media (max-width: 600px) {
    .admin-page-header h2 { font-size: 20px; }
    .stats-grid { grid-template-columns: 1fr; }
    .admin-card .card-body, .admin-card .card-header, .admin-card .card-footer { padding: 16px; }
    .admin-table thead th, .admin-table tbody td { padding: 10px; font-size: 12px; }
}