/* CBT Companion Admin Panel Styles */

/* CSS Variables */
:root {
    --primary: #3B82F6;
    --primary-dark: #2563EB;
    --secondary: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --background: #F3F4F6;
    --card-bg: #FFFFFF;
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --border-color: #E5E7EB;
}

/* Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
}

/* Background Pattern */
.bg-grid-pattern {
    background-image:
        linear-gradient(rgba(255,255,255,.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.1) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* Card Styles */
.card {
    background: var(--card-bg);
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    transition: box-shadow 0.2s ease-in-out;
}

.card:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

/* Toast Notifications */
.toast {
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideIn 0.3s ease-out;
    max-width: 24rem;
}

.toast-success {
    background-color: #ECFDF5;
    border: 1px solid #A7F3D0;
    color: #065F46;
}

.toast-error {
    background-color: #FEF2F2;
    border: 1px solid #FECACA;
    color: #991B1B;
}

.toast-warning {
    background-color: #FFFBEB;
    border: 1px solid #FDE68A;
    color: #92400E;
}

.toast-info {
    background-color: #EFF6FF;
    border: 1px solid #BFDBFE;
    color: #1E40AF;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

.toast-exit {
    animation: slideOut 0.3s ease-in forwards;
}

/* Loading Spinner */
.spinner {
    border: 3px solid rgba(59, 130, 246, 0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    width: 2rem;
    height: 2rem;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

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

.data-table th {
    background-color: #F9FAFB;
    padding: 0.75rem 1.5rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.data-table tbody tr:hover {
    background-color: #F9FAFB;
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Badge Styles */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
}

.badge-success {
    background-color: #D1FAE5;
    color: #065F46;
}

.badge-danger {
    background-color: #FEE2E2;
    color: #991B1B;
}

.badge-warning {
    background-color: #FEF3C7;
    color: #92400E;
}

.badge-info {
    background-color: #DBEAFE;
    color: #1E40AF;
}

.badge-gray {
    background-color: #F3F4F6;
    color: #374151;
}

/* Alert Panel Styles */
.alert-item {
    padding: 1rem;
    border-left: 4px solid var(--danger);
    background-color: #FEF2F2;
    transition: background-color 0.2s;
}

.alert-item:hover {
    background-color: #FEE2E2;
}

/* Chart Container */
.chart-container {
    position: relative;
    width: 100%;
    height: 100%;
}

/* Stats Card */
.stat-card {
    background: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    transition: all 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.stat-card .stat-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-card .stat-value {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.2;
}

.stat-card .stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Sidebar Styles */
.sidebar {
    background: white;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.sidebar-nav-item:hover {
    background-color: #F3F4F6;
    color: var(--text-primary);
}

.sidebar-nav-item.active {
    background-color: #EFF6FF;
    color: var(--primary);
}

/* Tab Styles */
.tab-container {
    border-bottom: 1px solid var(--border-color);
}

.tab-item {
    padding: 1rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}

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

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

/* Responsive Table Scroll */
.table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Line Clamp */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Pulse Animation for Alerts */
.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* Gradient Backgrounds */
.gradient-blue {
    background: linear-gradient(135deg, #3B82F6 0%, #6366F1 100%);
}

.gradient-green {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
}

.gradient-red {
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
}

.gradient-purple {
    background: linear-gradient(135deg, #8B5CF6 0%, #7C3AED 100%);
}

/* Form Inputs */
.input-field {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    transition: all 0.2s;
}

.input-field:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.5rem;
    transition: all 0.2s;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%);
    color: white;
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2563EB 0%, #1D4ED8 100%);
    transform: translateY(-1px);
}

.btn-secondary {
    background: white;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: #F9FAFB;
}

.btn-danger {
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    color: white;
    border: none;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #DC2626 0%, #B91C1C 100%);
}

/* Avatar */
.avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.avatar-sm {
    width: 2rem;
    height: 2rem;
    font-size: 0.75rem;
}

.avatar-lg {
    width: 4rem;
    height: 4rem;
    font-size: 1.25rem;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #F3F4F6;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #D1D5DB;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9CA3AF;
}

/* Responsive Utilities */
@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }

    .stat-card .stat-value {
        font-size: 1.5rem;
    }
}

@media (min-width: 1024px) {
    .hide-desktop {
        display: none !important;
    }
}

/* Print Styles */
@media print {
    .sidebar,
    .no-print {
        display: none !important;
    }

    body {
        background: white;
    }

    .card {
        box-shadow: none;
        border: 1px solid #E5E7EB;
    }
}