/* 认证页面样式 */
.auth-page {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    width: 100%;
    max-width: 400px;
}

.auth-container h1 {
    margin: 0 0 1.5rem 0;
    text-align: center;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
}

.form-group small {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* btn-primary 样式已在 main.css 中统一定义，此处不再重复定义 */

.auth-link {
    text-align: center;
    margin-top: 1rem;
    color: var(--text-secondary);
}

.auth-link a {
    color: var(--accent);
    font-weight: 500;
}

/* Flash消息样式 */
.flash-messages {
    padding: 1rem 4vw;
}

.flash-message {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

.flash-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.flash-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.flash-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.flash-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* 个人中心样式 */
.profile-page {
    padding: 2rem 4vw;
    max-width: 1200px;
    margin: 0 auto;
}

.profile-section {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.profile-section h2 {
    margin: 0 0 1rem 0;
    font-size: 1.25rem;
}

/* 修改密码表单样式 */
.profile-section .auth-form {
    max-width: 500px;
}

.profile-section .form-group input[type="text"],
.profile-section .form-group input[type="password"] {
    width: 100%;
}

/* 提示信息样式 */
.alert-message {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-dialog {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 0;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.modal-content {
    padding: 1.5rem;
}

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

.modal-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.modal-close:hover {
    background: var(--bg-soft);
    color: var(--text-primary);
}

.modal-body {
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.6;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.info-item {
    display: flex;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
    border-bottom: none;
}

.info-item label {
    font-weight: 500;
    width: 150px;
    color: var(--text-secondary);
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 500;
}

.badge-admin {
    background: #ff6b6b;
    color: white;
}

.badge-vip {
    background: #ffd93d;
    color: #333;
}

.badge-user {
    background: var(--bg-soft);
    color: var(--text-secondary);
}

/* 订阅页面样式 */
.subscribe-page {
    padding: 2rem 4vw;
    max-width: 1200px;
    margin: 0 auto;
}

.subscribe-intro {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.plan-card {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s;
}

.plan-card:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 12px rgba(47, 107, 255, 0.1);
}

.plan-card h3 {
    margin: 0 0 1rem 0;
    font-size: 1.5rem;
}

.plan-price {
    font-size: 2rem;
    font-weight: bold;
    color: #fff;
    margin: 1rem 0;
}

.plan-duration {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.plan-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.plan-features {
    text-align: left;
    margin: 1.5rem 0;
}

.feature-item {
    padding: 0.5rem;
    color: var(--text-primary);
}

/* 管理后台样式 */
.admin-page {
    padding: 2rem 4vw;
    max-width: 1400px;
    margin: 0 auto;
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
}

.stat-card h3 {
    margin: 0 0 0.5rem 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: normal;
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--accent);
}

.admin-section {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.admin-section h2 {
    margin: 0 0 1rem 0;
    font-size: 1.25rem;
}

.admin-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.admin-link {
    padding: 0.75rem 1.5rem;
    background: var(--bg-soft);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: all 0.2s;
}

.admin-link:hover {
    background: var(--accent-soft);
    border-color: var(--accent);
}

.admin-filters {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.filter-form {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.filter-form input,
.filter-form select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
}

.admin-table th,
.admin-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.admin-table th {
    background: var(--bg-soft);
    font-weight: 500;
}

.admin-table tr:hover {
    background: var(--bg-soft);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.pagination a {
    padding: 0.5rem 1rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.pagination a:hover {
    background: var(--accent-soft);
    border-color: var(--accent);
}

/* 后台管理表单样式 */
.admin-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.admin-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.admin-form label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.admin-form input[type="text"],
.admin-form input[type="email"],
.admin-form input[type="number"],
.admin-form input[type="password"],
.admin-form select,
.admin-form textarea {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    background: var(--bg);
    color: var(--text-primary);
    transition: border-color 0.2s;
}

.admin-form input[type="text"]:focus,
.admin-form input[type="email"]:focus,
.admin-form input[type="number"]:focus,
.admin-form input[type="password"]:focus,
.admin-form select:focus,
.admin-form textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.admin-form input[type="text"]:disabled,
.admin-form input[type="email"]:disabled,
.admin-form input[type="number"]:disabled {
    background: var(--bg-soft);
    color: var(--text-secondary);
    cursor: not-allowed;
}

.admin-form .form-hint {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

/* 后台管理按钮样式 */
.admin-page button,
.admin-page .btn-primary,
.admin-page .btn-secondary,
.admin-page .btn-warning,
.admin-page .btn-danger {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

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

.admin-page .btn-primary:hover {
    background: #1e5aff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(47, 107, 255, 0.3);
}

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

.admin-page .btn-secondary:hover {
    background: var(--bg-soft);
    border-color: var(--accent);
}

.admin-page .btn-warning {
    background: #ffa726;
    color: white;
}

.admin-page .btn-warning:hover {
    background: #ff9800;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 167, 38, 0.3);
}

.admin-page .btn-danger {
    background: #f44336;
    color: white;
}

.admin-page .btn-danger:hover {
    background: #d32f2f;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(244, 67, 54, 0.3);
}

.admin-page button:disabled,
.admin-page .btn-primary:disabled,
.admin-page .btn-secondary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* 后台管理其他样式 */
.admin-hint {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.admin-list {
    list-style: disc;
    padding-left: 1.5rem;
    color: var(--text-primary);
}

.admin-list li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.admin-actions {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* 响应式设计 */
@media (max-width: 720px) {
    .admin-page {
        padding: 1rem 2vw;
    }

    .admin-stats {
        grid-template-columns: 1fr;
    }

    .filter-form {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-form input,
    .filter-form select,
    .filter-form button {
        width: 100%;
    }

    .admin-table {
        font-size: 0.875rem;
    }

    .admin-table th,
    .admin-table td {
        padding: 0.5rem;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions button,
    .form-actions .btn-primary,
    .form-actions .btn-secondary {
        width: 100%;
    }
}

/* 反馈管理样式 */
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.admin-header h1 {
    margin: 0;
    font-size: 1.75rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group label {
    white-space: nowrap;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.filter-group input[type="text"] {
    flex: 1;
    min-width: 200px;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
}

.badge-error {
    background: #fee;
    color: #c33;
    border: 1px solid #fcc;
}

.badge-suggestion {
    background: #e8f4fd;
    color: #0066cc;
    border: 1px solid #b3d9ff;
}

.badge-other {
    background: #f5f5f5;
    color: #666;
    border: 1px solid #ddd;
}

.badge-pending {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.badge-processing {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

.badge-resolved {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.badge-closed {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.content-preview {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text-center {
    text-align: center;
}

.text-muted {
    color: var(--text-secondary);
}

.btn-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.btn-link:hover {
    text-decoration: underline;
}

/* 反馈详情页面样式 */
.feedback-detail-card,
.feedback-action-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.detail-header h2 {
    margin: 0 0 0.5rem 0;
    font-size: 1.5rem;
}

.detail-meta {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.detail-actions {
    display: flex;
    gap: 0.5rem;
}

.detail-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.detail-item {
    display: flex;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.detail-item:last-child {
    border-bottom: none;
}

.detail-item label {
    font-weight: 600;
    color: var(--text-primary);
    min-width: 120px;
}

.detail-item span {
    color: var(--text-secondary);
    flex: 1;
}

.content-box {
    background: var(--bg-soft);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    white-space: pre-wrap;
    word-wrap: break-word;
    line-height: 1.6;
    color: var(--text-primary);
}

.feedback-action-card h3 {
    margin: 0 0 1rem 0;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.action-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.action-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.action-form .form-group label {
    font-weight: 500;
    color: var(--text-primary);
}

.action-form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
    min-height: 100px;
}

.action-form select {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.95rem;
    background: var(--card-bg);
}

.reply-box {
    background: var(--accent-soft);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.reply-content {
    color: var(--text-primary);
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
    margin-bottom: 0.5rem;
}

.reply-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

@media (max-width: 720px) {
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group input[type="text"] {
        width: 100%;
    }

    .detail-header {
        flex-direction: column;
        gap: 1rem;
    }

    .detail-item {
        flex-direction: column;
        gap: 0.5rem;
    }

    .detail-item label {
        min-width: auto;
    }

    .content-preview {
        max-width: 150px;
    }
}