/* Light Theme - Modern & Clean */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

/* Login Page */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

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

.login-box {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.login-box h1 {
    text-align: center;
    margin-bottom: 10px;
    color: #333;
}

.login-box .subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
    font-size: 14px;
}

/* Dashboard */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
    padding: 20px 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.header h1 {
    color: #333;
    font-size: 24px;
}

/* Filters Section */
.filters-section {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.filter-group label {
    font-size: 12px;
    font-weight: 600;
    color: #666;
}

.filter-group select,
.filter-group input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    min-width: 150px;
}

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

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5568d3;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-success {
    background: #28a745;
    color: white;
    padding: 5px 10px;
    font-size: 12px;
}

.btn-success:hover {
    background: #218838;
}

.btn-danger {
    background: #f87171;
    color: white;
    padding: 5px 10px;
    font-size: 12px;
}

.btn-danger:hover {
    background: #ef4444;
}

.btn-warning {
    background: #ffc107;
    color: #333;
    padding: 5px 10px;
    font-size: 12px;
}

.btn-warning:hover {
    background: #e0a800;
}

.btn-info {
    background: #60a5fa;
    color: white;
    padding: 5px 10px;
    font-size: 12px;
}

.btn-info:hover {
    background: #3b82f6;
}

/* User Count */
.user-count {
    background: white;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    font-weight: 600;
    color: #667eea;
}

/* Table */
.table-container {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    overflow-x: auto;
}

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

.users-table thead {
    background: #f8f9fa;
}

.users-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    color: #333;
    border-bottom: 2px solid #dee2e6;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.users-table td {
    padding: 12px 15px;
    border-bottom: 1px solid #dee2e6;
    font-size: 14px;
}

.users-table tbody tr:hover {
    background: #f8f9fa;
}

.users-table .loading {
    text-align: center;
    padding: 40px;
    color: #666;
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.status-approved {
    background: #d4edda;
    color: #155724;
}

.status-rejected {
    background: #f8d7da;
    color: #721c24;
}

/* Role Badges */
.role-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.role-normal { background: #e9ecef; color: #495057; }
.role-vip { background: #fff3cd; color: #856404; }
.role-svip { background: #d1ecf1; color: #0c5460; }
.role-ssvip { background: #d4edda; color: #155724; }
.role-admin { background: #f8d7da; color: #721c24; }
.role-trial { background: #e2e3e5; color: #383d41; }

/* Actions */
.actions {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    overflow: auto;
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 30px;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    position: relative;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    position: absolute;
    right: 20px;
    top: 15px;
    cursor: pointer;
}

.close:hover {
    color: #333;
}

.modal-content h2 {
    margin-bottom: 20px;
    color: #333;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #333;
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
}

/* Password input wrapper với toggle button */
.password-input-wrapper {
    position: relative;
    width: 100%;
}

.password-input-wrapper input {
    padding-right: 45px; /* Space cho toggle button */
}

.password-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px 8px;
    font-size: 18px;
    color: #666;
    transition: color 0.2s;
    z-index: 1;
}

.password-toggle:hover {
    color: #333;
}

.password-toggle:focus {
    outline: none;
    color: #667eea;
}

/* Checkbox label */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: normal;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    cursor: pointer;
}

.checkbox-label span {
    font-size: 14px;
    color: #666;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.error-message {
    color: #dc3545;
    background: #f8d7da;
    padding: 10px;
    border-radius: 4px;
    margin-top: 10px;
    font-size: 14px;
}

.success-message {
    color: #155724;
    background: #d4edda;
    padding: 10px;
    border-radius: 4px;
    margin-top: 10px;
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .filters-section {
        flex-direction: column;
    }

    .filter-group select,
    .filter-group input {
        min-width: 100%;
    }

    .header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }

    .users-table {
        font-size: 12px;
    }

    .users-table th,
    .users-table td {
        padding: 8px;
    }

    .actions {
        flex-direction: column;
    }
}