/* TBI Admin Panel - Styles */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --primary: #c0392b;
    --primary-dark: #a93226;
    --primary-light: #e74c3c;
    --bg: #f5f6fa;
    --card-bg: #fff;
    --text: #2c3e50;
    --text-light: #7f8c8d;
    --border: #ecf0f1;
    --success: #27ae60;
    --warning: #e67e22;
    --danger: #e74c3c;
    --info: #3498db;
    --sidebar-bg: #2c3e50;
    --sidebar-text: #bdc3c7;
    --sidebar-active: #e74c3c;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
}

/* Login Page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #2c3e50, #c0392b);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: white;
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-header {
    text-align: center;
    margin-bottom: 24px;
}

.login-header h1 {
    font-size: 18px;
    color: var(--text);
    margin-top: 12px;
}

.login-header p {
    color: var(--text-light);
    font-size: 13px;
    margin-top: 4px;
}

.login-footer {
    text-align: center;
    margin-top: 16px;
    font-size: 12px;
    color: var(--text-light);
}

/* TBI Logo */
.tbi-logo, .tbi-logo-sm {
    background: #1a1a1a;
    border-radius: 6px;
    padding: 6px 12px;
    display: inline-block;
}

.tbi-logo-sm {
    padding: 4px 8px;
    border-radius: 4px;
}

.tbi-text {
    color: var(--primary-light);
    font-weight: 700;
    font-size: 18px;
}

.tbi-logo-sm .tbi-text {
    font-size: 14px;
}

.tbi-text .dot {
    color: var(--primary-light);
}

/* Admin Layout */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 240px;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-header {
    padding: 20px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-title {
    font-weight: 600;
    font-size: 14px;
    color: white;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 13px;
    transition: all 0.2s;
}

.nav-link:hover {
    background: rgba(255,255,255,0.05);
    color: white;
}

.nav-link.active {
    background: rgba(231,76,60,0.2);
    color: var(--sidebar-active);
    border-right: 3px solid var(--sidebar-active);
}

.nav-icon { font-size: 16px; }

.sidebar-footer {
    padding: 12px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 240px;
    padding: 24px;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.page-header h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.stat-number {
    display: block;
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
}

.stat-label {
    display: block;
    font-size: 12px;
    color: var(--text-light);
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    margin-bottom: 20px;
}

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

.card-header h2 {
    font-size: 16px;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    text-align: left;
    padding: 10px 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--border);
}

.data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    vertical-align: middle;
}

.data-table tr:hover td {
    background: #f8f9fa;
}

.data-table small {
    color: var(--text-light);
}

.data-table code {
    background: #f5f5f5;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 11px;
}

.info-table {
    width: 100%;
}

.info-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
}

.info-table td:first-child {
    font-weight: 600;
    width: 200px;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover { background: var(--primary-dark); }

.btn-secondary {
    background: #f0f0f0;
    color: var(--text);
}

.btn-secondary:hover { background: #e0e0e0; }

.btn-success { background: var(--success); color: white; }
.btn-warning { background: var(--warning); color: white; }
.btn-danger { background: var(--danger); color: white; }
.btn-info { background: var(--info); color: white; }

.btn-sm {
    padding: 4px 10px;
    font-size: 11px;
}

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 10px;
}

/* Forms */
.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 13px;
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(192,57,43,0.1);
}

.req { color: var(--danger); }

/* Filters */
.filter-form { margin: 0; }

.filter-row {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.filter-input, .filter-select {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 13px;
    outline: none;
}

.filter-input { flex: 1; min-width: 200px; }

/* Actions column */
.actions {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 13px;
    font-weight: 500;
}

.alert-success { background: #e8f5e9; color: #2e7d32; border: 1px solid #c8e6c9; }
.alert-error { background: #fef0f0; color: #c62828; border: 1px solid #fecdd3; }
.alert-warning { background: #fff3e0; color: #e65100; border: 1px solid #ffe0b2; }

/* Badge */
.badge {
    background: var(--primary);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
}

/* Modal */
.modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    border-radius: 12px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

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

.modal-header h2 {
    font-size: 16px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-light);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    padding: 16px 20px;
    border-top: 1px solid var(--border);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar { width: 60px; }
    .sidebar-title, .nav-link span:not(.nav-icon) { display: none; }
    .main-content { margin-left: 60px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .filter-row { flex-direction: column; }
    .filter-input { min-width: 100%; }
}