/* Main stylesheet for YouChu Admin Dashboard */

:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #10b981;
    --light-color: #f3f4f6;
    --dark-color: #1f2937;
    --gray-color: #6b7280;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --success-color: #10b981;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9fafb;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 15px;
}

.content {
    padding: 20px 0;
}

/* Header */
.header {
    background-color: white;
    border-bottom: 1px solid #e5e7eb;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    margin-bottom: 20px;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.nav {
    display: flex;
    gap: 20px;
}

.nav-link {
    color: var(--dark-color);
    text-decoration: none;
    padding: 5px 10px;
    border-radius: 5px;
    transition: background-color 0.2s;
}

.nav-link:hover {
    background-color: var(--light-color);
}

.nav-link.active {
    color: var(--primary-color);
    font-weight: 500;
}

/* Alerts and Flash Messages */
.alert {
    border-radius: 5px;
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid;
}

.alert-success {
    background-color: #f0fdf4;
    color: #15803d;
    border-color: #bbf7d0;
}

.alert-error {
    background-color: #fef2f2;
    color: #dc2626;
    border-color: #fecaca;
}

.alert-warning {
    background-color: #fffbeb;
    color: #d97706;
    border-color: #fed7aa;
}

.alert-info {
    background-color: #f0f9ff;
    color: #2563eb;
    border-color: #bfdbfe;
}

/* Login Form */
.login-container {
    max-width: 400px;
    margin: 80px auto;
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #d1d5db;
    border-radius: 5px;
    font-size: 16px;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

.error {
    color: var(--danger-color);
    margin-top: 15px;
}

/* Cards */
.card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.card-header {
    border-bottom: 1px solid #e5e7eb;
    padding-bottom: 15px;
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark-color);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.stat-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align: center;
}

.stat-title {
    font-size: 0.875rem;
    color: var(--gray-color);
    margin-bottom: 5px;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Tables */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th, .table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

.table th {
    background-color: #f9fafb;
    font-weight: 600;
    color: var(--gray-color);
}

.table tbody tr:hover {
    background-color: #f3f4f6;
}

.table td .btn {
    margin-right: 5px;
}

.table td .btn:last-child {
    margin-right: 0;
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 8px 12px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s;
    font-size: 0.875rem;
    line-height: 1.25rem;
}

.btn:hover {
    background-color: var(--primary-hover);
    color: white;
    text-decoration: none;
}

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

.btn-secondary:hover {
    background-color: #0d9668;
}

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

.btn-danger:hover {
    background-color: var(--danger-hover);
}

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

.btn-warning:hover {
    background-color: #d97706;
}

/* Button groups in table cells */
.table td {
    white-space: nowrap;
}

/* Charts */
.chart-container {
    height: 300px;
    margin-bottom: 20px;
}

/* Conversation Display */
.conversation {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.message {
    max-width: 80%;
    padding: 12px 15px;
    border-radius: 8px;
    position: relative;
}

.message.user {
    align-self: flex-end;
    background-color: #e9f5ff;
    border-radius: 8px 0 8px 8px;
}

.message.assistant {
    align-self: flex-start;
    background-color: #f3f4f6;
    border-radius: 0 8px 8px 8px;
}

.message.system {
    align-self: center;
    background-color: #f0f9ff;
    border-radius: 8px;
    font-style: italic;
    opacity: 0.8;
}

.message-header {
    font-size: 0.75rem;
    color: var(--gray-color);
    margin-bottom: 5px;
}

.message-timestamp {
    font-size: 0.75rem;
    color: var(--gray-color);
    margin-top: 5px;
    text-align: right;
}

.thinking-data {
    font-size: 0.875rem;
    margin-top: 10px;
    padding: 10px;
    background-color: #f8fafc;
    border: 1px dashed #cbd5e1;
    border-radius: 5px;
    white-space: pre-wrap;
    display: none;
}

.show-thinking {
    font-size: 0.75rem;
    color: var(--primary-color);
    cursor: pointer;
    margin-top: 5px;
    text-align: right;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 20px 0;
}

.pagination .btn {
    padding: 5px 10px;
    min-width: 40px;
    text-align: center;
}

.pagination span {
    color: var(--gray-color);
}

.card-header .pagination {
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .message {
        max-width: 90%;
    }
    
    .pagination {
        flex-wrap: wrap;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .table td {
        white-space: normal;
    }
    
    .table td .btn {
        display: block;
        margin: 2px 0;
        text-align: center;
    }
}