/* ============================================================
   通用组件样式 - 重构版
   包含：消息提示、排名框、留言板/评论、表情、公告卡片、错误页
   ============================================================ */

/* ============================================================
   1. 消息提示 & 成功横幅
   ============================================================ */
.success-banner {
    background: #e8f5e9;
    border: 1px solid #4caf50;
    color: #2e7d32;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 0.9rem;
}
.dark-mode .success-banner { background: #1b3a1f; border-color: #4caf50; color: #81c784; }

.message {
    padding: 10px 16px;
    border-radius: 8px;
    margin-bottom: 12px;
    font-size: 0.9rem;
    border: 1px solid transparent;
}
.message i { margin-right: 6px; }
.message.success { background: #e8f5e9; color: #2e7d32; border-color: #4caf50; }
.message.error { background: #ffebee; color: #c62828; border-color: #f44336; }
.message.info { background: #e3f2fd; color: #1565c0; border-color: #2196f3; }
.message.warning { background: #fff8e1; color: #e65100; border-color: #ff9800; }

.dark-mode .message { background: #262626; border-color: #66b3ff; color: #ccc; }
.dark-mode .message.success { border-color: #4caf50; color: #81c784; }
.dark-mode .message.error { border-color: #f44336; color: #ef9a9a; }

/* ============================================================
   2. 排名框（活跃读者墙）
   ============================================================ */
.ranking-box {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
}
.ranking-box h3 {
    margin: 0 0 12px;
    font-size: 1rem;
    color: #333;
}
.ranking-box h3 i { color: #0066cc; margin-right: 6px; }

.ranking-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 12px;
}
.ranking-item {
    flex: 1;
    min-width: 160px;
}
.ranking-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}
.ranking-name { color: #333; font-size: 0.85rem; }
.ranking-name strong { font-weight: 600; }
.ranking-count { color: #999; font-size: 0.75rem; }
.ranking-bar {
    height: 5px;
    background: #e8e8e8;
    border-radius: 3px;
    overflow: hidden;
}
.ranking-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s;
}
/* 金银铜奖牌色 */
.ranking-fill.gold { background: linear-gradient(90deg, #ffd700, #ffb300); }
.ranking-fill.silver { background: linear-gradient(90deg, #c0c0c0, #9e9e9e); }
.ranking-fill.bronze { background: linear-gradient(90deg, #cd7f32, #a0522d); }
.ranking-fill.normal { background: linear-gradient(90deg, #0066cc, #0099ff); }

.dark-mode .ranking-box { background: #262626; border-color: #333; }
.dark-mode .ranking-box h3 { color: #e0e0e0; }
.dark-mode .ranking-name { color: #e0e0e0; }
.dark-mode .ranking-bar { background: #333; }

/* ============================================================
   3. 留言板 / 评论组件
   ============================================================ */
.gb-empty {
    color: #888;
    padding: 8px 0;
    font-size: 0.9rem;
}
.gb-empty i { margin-right: 6px; }

.gb-thread {
    list-style: none;
    padding: 0;
    margin: 0;
}
.gb-thread .gb-thread { padding-left: 24px; }

.gb-item {
    border-bottom: 1px solid #f0f0f0;
    padding: 10px 0;
}
.gb-item:last-child { border-bottom: none; }

.gb-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 4px;
}
.gb-author {
    color: #333;
    font-weight: 600;
    font-size: 0.9rem;
}
.gb-badge-admin {
    display: inline-block;
    background: #0066cc;
    color: #fff;
    font-size: 0.65rem;
    padding: 1px 6px;
    border-radius: 3px;
    margin-left: 4px;
}
.gb-badge-admin i { font-size: 0.6rem; }
.gb-badge-link {
    display: inline-block;
    background: #e6f0fa;
    color: #0066cc;
    font-size: 0.7rem;
    padding: 1px 8px;
    border-radius: 10px;
    text-decoration: none;
    transition: all 0.2s;
}
.gb-badge-link:hover { background: #0066cc; color: #fff; text-decoration: none; }
.gb-time {
    font-size: 0.75rem;
    color: #999;
}
.gb-time i { margin-right: 2px; }

.gb-body {
    color: #444;
    font-size: 0.9rem;
    line-height: 1.7;
    word-break: break-word;
    margin: 4px 0;
}

.gb-actions { margin-top: 2px; }
.gb-reply-link {
    display: inline-block;
    background: #f0f4f8;
    color: #0066cc;
    font-size: 0.75rem;
    padding: 2px 10px;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.2s;
}
.gb-reply-link:hover {
    background: #0066cc;
    color: #fff;
    text-decoration: none;
}
.gb-reply-link i { font-size: 0.7rem; }

/* 表单 */
.gb-form { margin: 8px 0 4px; }
.gb-form-row { margin: 8px 0; }
.gb-form-row label {
    display: block;
    font-size: 0.85rem;
    color: #555;
    margin-bottom: 4px;
}
.gb-form-row label .required { color: #d32f2f; }
.gb-form-row input[type="text"],
.gb-form-row input[type="email"],
.gb-form-row input[type="url"],
.gb-form textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 0.9rem;
    background: #fff;
    color: #333;
    transition: border-color 0.2s;
}
.gb-form-row input:focus,
.gb-form textarea:focus {
    border-color: #0066cc;
    outline: none;
}
.gb-form textarea {
    resize: vertical;
    min-height: 80px;
}

.gb-textarea-wrapper {
    position: relative;
    display: block;
    width: 100%;
}
.gb-textarea-wrapper textarea {
    width: 100%;
    padding-right: 44px;
}

/* 验证码 */
.gb-captcha {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}
.gb-captcha input[type="text"] {
    width: 140px;
    margin: 0;
}
.gb-captcha-img {
    cursor: pointer;
    border: 1px solid #ccc;
    border-radius: 4px;
    height: 36px;
}
.gb-captcha-img:hover { border-color: #999; }
.gb-captcha-hint {
    font-size: 0.75rem;
    color: #888;
}

/* 记住我 */
.gb-remember { margin: 6px 0 4px; }
.gb-checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: #666;
    cursor: pointer;
}
.gb-checkbox-label input[type="checkbox"] { margin: 0; }

/* 回复提示 */
.gb-reply-to {
    background: #f0f4f8;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    color: #0066cc;
    margin-bottom: 8px;
}
.gb-reply-to:empty { display: none; }

/* 提交按钮 */
.gb-submit-btn {
    background: #0066cc;
    color: #fff;
    border: none;
    padding: 8px 24px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.2s;
}
.gb-submit-btn:hover { background: #004d99; }
.gb-submit-btn:active { transform: scale(0.98); }
.gb-submit-btn i { margin-right: 4px; }

/* 深色模式 - 留言板 */
.dark-mode .gb-item { border-color: #333; }
.dark-mode .gb-author { color: #e0e0e0; }
.dark-mode .gb-badge-link { background: #1a3a5c; color: #66b3ff; }
.dark-mode .gb-badge-link:hover { background: #1a4a6c; }
.dark-mode .gb-body { color: #ccc; }
.dark-mode .gb-reply-link { background: #1a3a5c; color: #66b3ff; }
.dark-mode .gb-reply-link:hover { background: #66b3ff; color: #121212; }
.dark-mode .gb-form-row input,
.dark-mode .gb-form textarea { background: #2a2a2a; border-color: #444; color: #e0e0e0; }
.dark-mode .gb-form-row input:focus,
.dark-mode .gb-form textarea:focus { border-color: #66b3ff; }
.dark-mode .gb-form-row label { color: #ccc; }
.dark-mode .gb-captcha-img { border-color: #444; }
.dark-mode .gb-captcha-hint { color: #666; }
.dark-mode .gb-checkbox-label { color: #888; }
.dark-mode .gb-reply-to { color: #66b3ff; background: #1a2a3c; }
.dark-mode .gb-empty { color: #888; }
.dark-mode .gb-submit-btn { background: #66b3ff; color: #121212; }
.dark-mode .gb-submit-btn:hover { background: #99ccff; }

/* ============================================================
   4. 表情面板
   ============================================================ */
.emoji-panel {
    display: none;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 8px;
    margin-top: 8px;
    flex-wrap: wrap;
    gap: 4px;
}
.emoji-panel.show { display: flex; }
.emoji-btn {
    background: none;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    padding: 2px 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.15s;
}
.emoji-btn:hover {
    background: #e8f0fe;
    border-color: #90caf9;
    transform: scale(1.25);
}

.dark-mode .emoji-panel { background: #2a2a2a; border-color: #444; }
.dark-mode .emoji-btn:hover { background: #3a3a3a; }
.dark-mode #emoji-toggle { background: #2a2a2a; border-color: #444; color: #888; }
.dark-mode #emoji-toggle:hover { background: #1a3a5c; color: #66b3ff; }

/* ============================================================
   5. 公告卡片
   ============================================================ */
.announcement-card {
    background: #fffde7;
    border-left: 4px solid #fbc02d;
    border-radius: 0 6px 6px 0;
    padding: 12px 16px;
    margin-bottom: 12px;
    transition: background 0.2s;
}
.announcement-card:hover { background: #fff9c4; }
.announcement-title {
    margin: 0 0 4px;
    font-size: 0.95rem;
    font-weight: 600;
    color: #5d4037;
}
.announcement-title a {
    color: #5d4037;
    text-decoration: none;
    transition: color 0.15s;
}
.announcement-title a:hover { color: #3e2a1f; text-decoration: underline; }
.announcement-title i { margin-right: 4px; }
.announcement-content {
    margin: 0 0 4px;
    color: #5d4037;
    font-size: 0.85rem;
    line-height: 1.6;
}
.announcement-date {
    color: #8d6e63;
    font-size: 0.75rem;
}
.announcement-date i { margin-right: 2px; }
.announcement-empty {
    color: #888;
    padding: 8px 0;
    font-size: 0.9rem;
}
.announcement-empty i { margin-right: 6px; }

.dark-mode .announcement-card { background: #2a2518; border-left-color: #b8860b; }
.dark-mode .announcement-card:hover { background: #332d1e; }
.dark-mode .announcement-title { color: #e8d5a3; }
.dark-mode .announcement-title a { color: #e8d5a3; }
.dark-mode .announcement-title a:hover { color: #f5e6c8; }
.dark-mode .announcement-content { color: #d4c5a0; }
.dark-mode .announcement-date { color: #a8906a; }
.dark-mode .announcement-empty { color: #888; }

/* ============================================================
   6. 评论主体（文章页）
   ============================================================ */
.comment-body {
    word-break: break-word;
    color: #444;
    font-size: 0.9rem;
    line-height: 1.7;
}
.dark-mode .comment-body { color: #ccc; }

/* ============================================================
   7. 错误页面
   ============================================================ */
.error-page {
    text-align: center;
    padding: 40px 20px;
}
.error-page h2 {
    font-size: 4rem;
    color: #0066cc;
    margin: 0 0 8px;
    font-weight: 700;
}
.error-page h3 {
    font-size: 1.3rem;
    color: #333;
    margin: 0 0 8px;
}
.error-page p {
    color: #999;
    font-size: 0.9rem;
    margin-bottom: 24px;
}
.error-page .home-link {
    display: inline-block;
    background: #0066cc;
    color: #fff;
    padding: 10px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.95rem;
    transition: background 0.2s;
}
.error-page .home-link:hover { background: #004d99; color: #fff; }

.recommend-section {
    margin-top: 30px;
    text-align: left;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}
.recommend-section h4 {
    font-size: 1rem;
    margin-bottom: 12px;
    color: #333;
}
.recommend-list {
    list-style: none;
    padding: 0;
}
.recommend-list li { margin-bottom: 8px; }
.recommend-list a {
    display: block;
    padding: 8px 12px;
    background: #f5f5f5;
    border-radius: 6px;
    color: #333;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
}
.recommend-list a:hover {
    background: #e6f0fa;
    color: #0066cc;
}

/* ============================================================
   8. 维护页面
   ============================================================ */
.maintenance-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
    padding: 20px;
}
.maintenance-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    max-width: 450px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}
.maintenance-card .icon {
    font-size: 48px;
    margin-bottom: 16px;
    color: #ff9800;
}
.maintenance-card h1 {
    font-size: 1.5rem;
    color: #333;
    margin-bottom: 12px;
}
.maintenance-card p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* ============================================================
   9. 响应式
   ============================================================ */
@media (max-width: 768px) {
    .gb-thread .gb-thread { padding-left: 12px; }
    .ranking-item { min-width: 100%; }
    .error-page h2 { font-size: 3rem; }
    .maintenance-card { padding: 24px; }
}

@media (max-width: 480px) {
    .gb-captcha { flex-direction: column; align-items: flex-start; }
    .gb-captcha input[type="text"] { width: 100%; }
}

/* ============================================================
   10. 评论/留言表单样式（提取自内联样式）
   ============================================================ */
.comment-spam-message {
    color: #d32f2f;
    font-size: 0.9rem;
    margin: 8px 0;
}
.comment-success-message {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 8px;
    font-size: 14px;
    letter-spacing: 1px;
    border-radius: 4px;
    margin: 8px 0;
}
.comment-closed-notice {
    background: #FFF3E0;
    border: 1px solid #FFB74D;
    border-radius: 8px;
    padding: 16px;
    margin-top: 20px;
    text-align: center;
    color: #E65100;
}
.comment-closed-notice .icon {
    font-size: 24px;
    display: block;
    margin-bottom: 8px;
}
.comment-form-textarea-wrapper {
    position: relative;
    display: inline-block;
    width: 100%;
}
.comment-form-textarea {
    width: 100%;
    padding-right: 44px;
    box-sizing: border-box;
}
.emoji-toggle-btn {
    position: absolute;
    right: 8px;
    bottom: 8px;
    background: none;
    border: none;
    font-size: 18px;
    color: var(--text-hint);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 4px;
    transition: all 0.2s;
    line-height: 1;
}
.emoji-toggle-btn:hover {
    background: var(--bg-hover);
    color: var(--primary);
}
.emoji-panel {
    display: none;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px;
    margin: 4px 0 8px 0;
    max-width: 400px;
    flex-wrap: wrap;
    gap: 4px;
    box-shadow: var(--shadow-md);
    z-index: 100;
    max-height: 220px;
    overflow-y: auto;
}
.emoji-panel.show {
    display: flex;
}
.emoji-btn {
    background: none;
    border: 1px solid transparent;
    border-radius: 4px;
    padding: 4px 6px;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.2s;
    line-height: 1;
}
.emoji-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border);
    transform: scale(1.2);
}
.comment-captcha-row {
    margin: 8px 0;
    font-size: 0.9rem;
}
.comment-captcha-row img {
    cursor: pointer;
    vertical-align: middle;
    border-radius: 4px;
}
.comment-remember-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-hint);
    cursor: pointer;
    margin: 8px 0;
}
.comment-remember-label input {
    margin: 0;
}
.comment-admin-badge {
    background: #1565C0;
    color: #fff;
    font-size: 10px;
    padding: 1px 6px;
    border-radius: 3px;
    margin-left: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    vertical-align: middle;
}
.cm-badge-link {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 11px;
    color: #1565C0;
    background: #E3F2FD;
    padding: 1px 6px;
    border-radius: 3px;
    text-decoration: none;
    margin-left: 4px;
    vertical-align: middle;
    transition: all 0.2s;
}
.cm-badge-link:hover {
    background: #1565C0;
    color: #fff;
}
.reply-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: #666;
    text-decoration: none;
    padding: 2px 8px;
    border-radius: 4px;
    margin-top: 4px;
    transition: all 0.2s;
}
.reply-btn:hover {
    background: #f0f0f0;
    color: #1565C0;
}
.comment-reply-list {
    list-style-type: none;
    padding-left: 20px;
}
.comment-reply-item {
    margin-bottom: 8px;
    border-bottom: 1px dotted #808080;
    padding-bottom: 8px;
}

/* ============================================================
   11. 评论/留言 - 响应式适配
   ============================================================ */
@media (max-width: 768px) {
    .comment-closed-notice {
        padding: 12px;
        margin-top: 16px;
    }
    .emoji-panel {
        max-width: 100%;
    }
    .comment-reply-list {
        padding-left: 12px;
    }
}

@media (max-width: 480px) {
    .comment-form-textarea {
        padding-right: 36px;
    }
    .emoji-toggle-btn {
        font-size: 16px;
        right: 6px;
        bottom: 6px;
    }
    .comment-captcha-row {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }
    .comment-captcha-row input[type="text"] {
        width: 100%;
    }
    .comment-admin-badge {
        font-size: 9px;
        padding: 1px 4px;
    }
}

/* ============================================================
   大屏适配（1024px / 1440px）
   ============================================================ */
@media (min-width: 1024px) {
    .ranking-list {
        grid-template-columns: repeat(2, 1fr);
    }
    .gb-form {
        max-width: 600px;
    }
}

@media (min-width: 1440px) {
    .ranking-list {
        gap: 16px;
    }
    .message-box {
        padding: 24px;
    }
}

/* ============================================================
   减少动画偏好
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}