/* Lofter 模块样式（v2.73.0）
 * 设计：白底 + tiffany 蓝绿 #1abc9c 点缀色 / 无渐变 / 圆角 chip / 留白多
 * 同微博 / 论坛 / 推特一样、用 .screen flex column + body flex:1 + overflow-y:auto 滚动三件套（v2.72.5 mercari 修复同款）
 */

#lofter {
    background: var(--bg-page, #f7f7fa);
    color: var(--text-primary, #1a1a1a);
}

/* ========== 顶 bar ========== */
.lof-top {
    background: var(--bg-card, #fff);
    padding: calc(10px + env(safe-area-inset-top, 0px)) 14px 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-light, #ecedf0);
    min-height: 50px;
}
.lof-back-home {
    background: none;
    border: 0;
    padding: 2px;
    margin-left: -4px;
    color: var(--text-primary, #1a1a1a);
    cursor: pointer;
    display: flex;
    align-items: center;
}
.lof-back-home:active { opacity: 0.6; }
.lof-top-center {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    font-weight: 600;
}
.lof-top-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ========== body 滚动区 ========== */
.lof-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0 0 calc(64px + env(safe-area-inset-bottom, 0px));
}

/* ========== Phase 0b 占位 ========== */
.lof-placeholder {
    padding: 80px 24px;
    text-align: center;
    color: var(--text-secondary, #888);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.lof-placeholder-icon { color: #1abc9c; }
.lof-placeholder-text { font-size: 14px; }

/* ========== 底 tab bar（5 项、中间 compose 凸起）========== */
.lof-tabbar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    background: var(--bg-card, #fff);
    border-top: 1px solid var(--border-light, #ecedf0);
    padding-bottom: env(safe-area-inset-bottom, 0px);
    z-index: 30;
}
.lof-nav-btn {
    flex: 1;
    border: 0;
    background: none;
    padding: 8px 0 6px;
    font-size: 11px;
    color: var(--text-secondary, #a0a0a6);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    cursor: pointer;
}
.lof-nav-btn span {
    line-height: 1.2;
}
.lof-nav-btn.active {
    color: #1abc9c;
    font-weight: 600;
}
.lof-nav-compose {
    color: #1a1a1a;
    padding-top: 4px;
    padding-bottom: 4px;
}
.lof-nav-compose svg {
    transition: transform 0.15s ease;
}
.lof-nav-compose:active svg {
    transform: scale(0.92);
}

/* ========== sub-screen 容器（仿 Weibo wb-sub-screen 同款）========== */
.lof-sub-screen {
    position: absolute;
    inset: 0;
    z-index: 100;
    background: var(--bg-page, #f7f7fa);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* ========== 深色模式 ========== */
[data-theme="night-sky"] #lofter {
    background: #0f0f12;
    color: #e8e8ec;
}
[data-theme="night-sky"] .lof-top {
    background: #1a1a1f;
    border-bottom-color: #2a2a30;
}
[data-theme="night-sky"] .lof-back-home { color: #e8e8ec; }
[data-theme="night-sky"] .lof-tabbar {
    background: #1a1a1f;
    border-top-color: #2a2a30;
}
[data-theme="night-sky"] .lof-nav-btn { color: #6a6a72; }
[data-theme="night-sky"] .lof-nav-btn.active { color: #36d8b8; }
[data-theme="night-sky"] .lof-nav-compose { color: #e8e8ec; }
[data-theme="night-sky"] .lof-placeholder-icon { color: #36d8b8; }
[data-theme="night-sky"] .lof-sub-screen { background: #0f0f12; }

/* ========== 顶 tab + 顶 icon（Phase 1a）========== */
.lof-top-tab {
    background: none;
    border: 0;
    color: var(--text-secondary, #888);
    font-size: 16px;
    font-weight: 500;
    padding: 4px 0;
    cursor: pointer;
    position: relative;
}
.lof-top-tab.active {
    color: var(--text-primary, #1a1a1a);
    font-weight: 700;
}
.lof-top-tab.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    background: #1abc9c;
    border-radius: 2px;
}
.lof-top-icon {
    background: none;
    border: 0;
    color: var(--text-primary, #1a1a1a);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
}
.lof-top-icon:active { opacity: 0.6; }
.lof-top-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
}

/* ========== 子分类 chip 横滚（Phase 1a）========== */
.lof-chips-row {
    background: var(--bg-card, #fff);
    padding: 12px 14px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    border-bottom: 1px solid var(--border-light, #ecedf0);
    scrollbar-width: none;
}
.lof-chips-row::-webkit-scrollbar { display: none; }
.lof-cat-chip {
    flex: 0 0 auto;
    background: none;
    border: 0;
    color: var(--text-secondary, #888);
    font-size: 15px;
    font-weight: 500;
    padding: 4px 4px;
    cursor: pointer;
    position: relative;
    white-space: nowrap;
}
.lof-cat-chip.active {
    color: var(--text-primary, #1a1a1a);
    font-weight: 700;
}
.lof-cat-chip.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 18px;
    height: 3px;
    background: #1abc9c;
    border-radius: 2px;
}
.lof-chip-beta {
    background: #ff6b6b;
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    padding: 1px 4px;
    border-radius: 6px;
    margin-left: 2px;
    position: absolute;
    top: -2px;
    right: -16px;
}

/* ========== 大 banner（Phase 1a 占位）========== */
.lof-banner {
    margin: 10px 14px 4px;
    padding: 16px 18px;
    background: linear-gradient(95deg, #ffd6e0, #fce4ec);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    color: #d63384;
}
.lof-banner:active { transform: scale(0.99); }
.lof-banner-title { font-size: 17px; font-weight: 700; }
.lof-banner-sub { font-size: 12px; opacity: 0.85; margin-top: 2px; }
.lof-banner-decor { color: #d63384; }

/* ========== 双栏瀑布流（Phase 1a）========== */
.lof-feed-wrap {
    padding: 8px 7px 0;
}
.lof-feed {
    display: flex;
    gap: 6px;
}
.lof-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* ========== 文章卡（Phase 1a）========== */
.lof-card {
    background: var(--bg-card, #fff);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.15s ease;
    border: 1px solid transparent;
}
.lof-card:active {
    transform: scale(0.98);
}
.lof-card-top-badge {
    padding: 6px 10px;
    font-size: 11px;
    font-weight: 600;
    color: #fff;
}
.lof-badge-followed { background: #1abc9c; }
.lof-badge-subscribed { background: #ff8e7c; }

.lof-card-img {
    width: 100%;
    aspect-ratio: 3 / 4;
    background: #f0f0f3;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #aaa;
}
.lof-card-img-multi-badge {
    position: absolute;
    right: 6px;
    bottom: 6px;
    background: rgba(0,0,0,0.55);
    color: #fff;
    border-radius: 8px;
    padding: 2px 7px;
    font-size: 11px;
    font-weight: 600;
}

.lof-card-body {
    padding: 10px 10px 8px;
}
.lof-card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.35;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.lof-card-summary {
    font-size: 12px;
    color: var(--text-secondary, #666);
    line-height: 1.45;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.lof-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 6px;
}
.lof-card-tag-chip {
    background: #f3f3f5;
    color: #1abc9c;
    font-size: 11px;
    padding: 1px 7px;
    border-radius: 6px;
}

.lof-card-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 4px;
}
.lof-card-author {
    display: flex;
    align-items: center;
    gap: 5px;
    flex: 1;
    min-width: 0;
}
.lof-card-avatar {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.lof-card-author-name {
    font-size: 12px;
    color: var(--text-secondary, #666);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.lof-card-stats {
    display: flex;
    gap: 8px;
    flex: 0 0 auto;
}
.lof-act-like {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: 11px;
    color: var(--text-secondary, #999);
}
.lof-act-like.liked {
    color: #ff6b9d;
}

/* ========== 空状态 + 刷新按钮 ========== */
.lof-empty {
    padding: 60px 24px;
    text-align: center;
    color: var(--text-secondary, #888);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}
.lof-empty-text {
    font-size: 14px;
    line-height: 1.5;
}
.lof-refresh-btn {
    background: #1abc9c;
    color: #fff;
    border: 0;
    padding: 8px 20px;
    border-radius: 18px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}
.lof-refresh-btn:active { opacity: 0.85; }

/* ========== 深色模式（Phase 1a 增量）========== */
[data-theme="night-sky"] .lof-top-tab { color: #6a6a72; }
[data-theme="night-sky"] .lof-top-tab.active { color: #e8e8ec; }
[data-theme="night-sky"] .lof-top-icon { color: #e8e8ec; }
[data-theme="night-sky"] .lof-top-title { color: #e8e8ec; }
[data-theme="night-sky"] .lof-chips-row {
    background: #1a1a1f;
    border-bottom-color: #2a2a30;
}
[data-theme="night-sky"] .lof-cat-chip { color: #6a6a72; }
[data-theme="night-sky"] .lof-cat-chip.active { color: #e8e8ec; }
[data-theme="night-sky"] .lof-banner {
    background: linear-gradient(95deg, #3a1f28, #4a2a3a);
    color: #ffd6e0;
}
[data-theme="night-sky"] .lof-banner-decor { color: #ffd6e0; }
[data-theme="night-sky"] .lof-card { background: #1a1a1f; }
[data-theme="night-sky"] .lof-card-title { color: #e8e8ec; }
[data-theme="night-sky"] .lof-card-summary { color: #9a9a9f; }
[data-theme="night-sky"] .lof-card-author-name { color: #9a9a9f; }
[data-theme="night-sky"] .lof-card-tag-chip { background: #2a2a30; color: #36d8b8; }
[data-theme="night-sky"] .lof-card-img { background: #2a2a30; }
[data-theme="night-sky"] .lof-act-like { color: #6a6a72; }
[data-theme="night-sky"] .lof-act-like.liked { color: #ff8eb0; }
[data-theme="night-sky"] .lof-empty-text { color: #6a6a72; }
[data-theme="night-sky"] .lof-refresh-btn { background: #36d8b8; color: #1a1a1f; }

/* ========== Phase 1c: 文章详情页 ========== */

/* 顶 bar */
.lof-detail-bar {
    background: var(--bg-card, #fff);
    padding: calc(10px + env(safe-area-inset-top, 0px)) 14px 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-light, #ecedf0);
    min-height: 50px;
}
.lof-detail-back {
    background: none;
    border: 0;
    color: var(--text-primary, #1a1a1a);
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    padding: 0 4px;
    margin-left: -4px;
}
.lof-detail-back:active { opacity: 0.6; }
.lof-detail-author-head {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}
.lof-detail-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.lof-detail-author-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.lof-detail-follow-btn {
    background: transparent;
    border: 1px solid #1abc9c;
    color: #1abc9c;
    padding: 4px 14px;
    border-radius: 14px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}
.lof-detail-follow-btn.followed {
    background: #f3f3f5;
    border-color: #ddd;
    color: var(--text-secondary, #888);
}
.lof-detail-share-btn {
    background: none;
    border: 0;
    color: var(--text-primary, #1a1a1a);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
}

/* body */
.lof-detail-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 20px 18px 100px;
    background: var(--bg-card, #fff);
}
.lof-detail-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.4;
    margin-bottom: 12px;
}
.lof-detail-summary {
    text-decoration: underline;
    color: var(--text-primary, #1a1a1a);
    font-size: 16px;
    margin-bottom: 18px;
    line-height: 1.6;
}
.lof-detail-content { font-size: 16px; line-height: 1.85; color: var(--text-primary, #1a1a1a); }
.lof-detail-paragraph { margin: 0 0 18px; }
.lof-detail-tags {
    margin: 16px 0 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.lof-detail-tag-chip {
    background: #f3f3f5;
    color: var(--text-secondary, #666);
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 14px;
    cursor: pointer;
}
.lof-detail-tag-chip:active { opacity: 0.7; }

.lof-detail-edit-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light, #f0f0f3);
    font-size: 12px;
    color: var(--text-secondary, #999);
}
.lof-detail-edit-spacer { flex: 1; }
.lof-detail-heat { font-weight: 500; }
.lof-detail-fav-btn {
    background: none;
    border: 0;
    color: var(--text-secondary, #888);
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    font-size: 12px;
    padding: 4px 0;
}
.lof-detail-fav-btn.favorited { color: #f5b800; }

/* 合集悬浮卡 */
.lof-detail-collection-card {
    margin: 18px -4px 0;
    background: #f8fafa;
    border: 1px solid #e5f1ed;
    border-radius: 10px;
    overflow: hidden;
}
.lof-collection-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px;
    color: var(--text-primary, #1a1a1a);
    font-size: 14px;
    border-bottom: 1px solid #e5f1ed;
}
.lof-collection-name { font-weight: 600; flex: 1; }
.lof-collection-emoji-tag {
    background: #ffe0e8;
    color: #ff6b9d;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 500;
}
.lof-collection-sub-btn {
    background: none;
    border: 0;
    color: #1abc9c;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}
.lof-collection-sub-btn.subscribed { color: var(--text-secondary, #999); }
.lof-collection-nav {
    display: flex;
    background: #fff;
}
.lof-collection-nav button {
    flex: 1;
    background: none;
    border: 0;
    padding: 12px 8px;
    font-size: 13px;
    color: var(--text-primary, #1a1a1a);
    cursor: pointer;
    border-right: 1px solid #f0f0f3;
}
.lof-collection-nav button:last-child { border-right: 0; }
.lof-collection-nav button:disabled { color: var(--text-tertiary, #ccc); cursor: not-allowed; }

/* 评论区 */
.lof-detail-comment-section { margin-top: 24px; }
.lof-detail-section-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    margin-bottom: 12px;
}
.lof-detail-comment-count { color: var(--text-secondary, #888); font-weight: 400; font-size: 13px; }
.lof-detail-comment-input-wrap { margin-bottom: 16px; }
.lof-detail-comment-input-mock {
    background: #f3f3f5;
    color: var(--text-tertiary, #aaa);
    font-size: 14px;
    padding: 10px 14px;
    border-radius: 18px;
    cursor: pointer;
}
.lof-detail-empty {
    padding: 30px 12px;
    text-align: center;
    color: var(--text-tertiary, #aaa);
    font-size: 13px;
}

/* 评论 row */
.lof-comment-row {
    display: flex;
    gap: 10px;
    padding: 10px 0;
}
.lof-comment-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    color: #fff;
    font-weight: 600;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.lof-comment-body { flex: 1; min-width: 0; }
.lof-comment-head {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 2px;
}
.lof-comment-name {
    font-size: 13px;
    color: var(--text-secondary, #666);
    font-weight: 500;
}
.lof-comment-op-badge {
    background: #1abc9c;
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    padding: 1px 5px;
    border-radius: 3px;
}
.lof-comment-text {
    font-size: 14px;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.55;
    margin-bottom: 4px;
    word-break: break-word;
}
.lof-comment-foot {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 11px;
    color: var(--text-tertiary, #aaa);
}
.lof-comment-like {
    display: flex;
    align-items: center;
    gap: 3px;
}
.lof-comment-children {
    margin-left: 42px;
    padding-left: 10px;
    border-left: 2px solid #f0eef0;
    margin-top: 2px;
}

/* 浮动「稍后再看」按钮 */
.lof-detail-readlater-fab {
    position: fixed;
    right: 14px;
    bottom: 76px;
    z-index: 110;
    background: #fff;
    border: 1px solid var(--border-light, #ecedf0);
    color: var(--text-primary, #1a1a1a);
    padding: 7px 13px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.lof-detail-readlater-fab.active { color: #1abc9c; border-color: #1abc9c; }

/* 底部 sticky bar */
.lof-detail-bottom-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 110;
    background: var(--bg-card, #fff);
    border-top: 1px solid var(--border-light, #ecedf0);
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom, 0px));
    display: flex;
    align-items: center;
    gap: 12px;
}
.lof-detail-bottom-input {
    flex: 1;
    background: #f3f3f5;
    border: 0;
    border-radius: 18px;
    padding: 10px 14px;
    color: var(--text-tertiary, #aaa);
    font-size: 14px;
    text-align: left;
    cursor: pointer;
}
.lof-detail-bottom-act {
    background: none;
    border: 0;
    color: var(--text-secondary, #888);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    font-size: 11px;
    cursor: pointer;
    padding: 2px;
}
.lof-detail-bottom-act.liked { color: #ff6b9d; }

/* 深色模式 */
[data-theme="night-sky"] .lof-detail-bar {
    background: #1a1a1f;
    border-bottom-color: #2a2a30;
}
[data-theme="night-sky"] .lof-detail-back,
[data-theme="night-sky"] .lof-detail-author-name,
[data-theme="night-sky"] .lof-detail-share-btn,
[data-theme="night-sky"] .lof-detail-title,
[data-theme="night-sky"] .lof-detail-summary,
[data-theme="night-sky"] .lof-detail-content,
[data-theme="night-sky"] .lof-comment-text {
    color: #e8e8ec;
}
[data-theme="night-sky"] .lof-detail-body { background: #1a1a1f; }
[data-theme="night-sky"] .lof-detail-tag-chip { background: #2a2a30; color: #b0b0b6; }
[data-theme="night-sky"] .lof-detail-edit-meta {
    color: #6a6a72;
    border-top-color: #2a2a30;
}
[data-theme="night-sky"] .lof-detail-collection-card {
    background: #1f262a;
    border-color: #2a3035;
}
[data-theme="night-sky"] .lof-collection-head { border-bottom-color: #2a3035; }
[data-theme="night-sky"] .lof-collection-nav { background: #1a1a1f; }
[data-theme="night-sky"] .lof-collection-nav button { color: #e8e8ec; border-right-color: #2a2a30; }
[data-theme="night-sky"] .lof-collection-emoji-tag { background: #3a1f28; color: #ff8eb0; }
[data-theme="night-sky"] .lof-detail-section-title { color: #e8e8ec; }
[data-theme="night-sky"] .lof-detail-comment-input-mock { background: #2a2a30; color: #6a6a72; }
[data-theme="night-sky"] .lof-comment-name { color: #9a9a9f; }
[data-theme="night-sky"] .lof-comment-children { border-left-color: #2a2a30; }
[data-theme="night-sky"] .lof-comment-foot { color: #6a6a72; }
[data-theme="night-sky"] .lof-detail-readlater-fab {
    background: #1a1a1f;
    border-color: #2a2a30;
    color: #e8e8ec;
}
[data-theme="night-sky"] .lof-detail-readlater-fab.active { color: #36d8b8; border-color: #36d8b8; }
[data-theme="night-sky"] .lof-detail-bottom-bar {
    background: #1a1a1f;
    border-top-color: #2a2a30;
}
[data-theme="night-sky"] .lof-detail-bottom-input { background: #2a2a30; color: #6a6a72; }
[data-theme="night-sky"] .lof-detail-bottom-act { color: #6a6a72; }
[data-theme="night-sky"] .lof-detail-bottom-act.liked { color: #ff8eb0; }

/* ========== Phase 2a: 我的 tab ========== */

.lof-me {
    padding: 18px 14px 30px;
}
.lof-me-head {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 4px 4px 18px;
}
.lof-me-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    color: #fff;
    font-weight: 600;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.lof-me-meta { flex: 1; min-width: 0; }
.lof-me-name {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
}
.lof-me-edit {
    background: none;
    border: 0;
    color: var(--text-tertiary, #aaa);
    cursor: pointer;
    padding: 8px;
}

/* 4 数据 */
.lof-me-stats {
    display: flex;
    background: var(--bg-card, #fff);
    border-radius: 12px;
    padding: 16px 0;
    margin-bottom: 14px;
}
.lof-me-stat {
    flex: 1;
    text-align: center;
}
.lof-me-stat-num {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.2;
}
.lof-me-stat-label {
    font-size: 12px;
    color: var(--text-secondary, #888);
    margin-top: 2px;
}

/* 4 快捷入口 */
.lof-me-entries {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    background: var(--bg-card, #fff);
    border-radius: 12px;
    padding: 18px 12px;
    margin-bottom: 14px;
}
.lof-me-entry {
    background: none;
    border: 0;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
    padding: 4px;
}
.lof-me-entry-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}
.lof-entry-heart { color: #ff6b9d; }
.lof-entry-bookmark { color: #3b82f6; }
.lof-entry-foot { color: #06b6d4; }
.lof-entry-readlater { color: #f59e0b; }
.lof-me-entry-label {
    font-size: 12px;
    color: var(--text-primary, #1a1a1a);
}
.lof-me-entry-badge {
    position: absolute;
    top: -2px;
    right: 14%;
    background: #ff6b6b;
    color: #fff;
    border-radius: 9px;
    padding: 0 5px;
    font-size: 10px;
    font-weight: 600;
    line-height: 1.5;
}

/* 订阅更新横幅 */
.lof-me-update-banner {
    background: var(--bg-card, #fff);
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    cursor: pointer;
}
.lof-me-update-banner:active { opacity: 0.85; }
.lof-me-update-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    color: #fff;
    font-weight: 600;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.lof-me-update-text {
    flex: 1;
    font-size: 13px;
    color: var(--text-primary, #1a1a1a);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.lof-me-update-arrow {
    color: var(--text-tertiary, #ccc);
    font-size: 20px;
    line-height: 1;
}

/* 消息 / 创作者中心 */
.lof-me-section {
    background: var(--bg-card, #fff);
    border-radius: 12px;
    padding: 14px 14px 18px;
    margin-bottom: 12px;
}
.lof-me-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    margin-bottom: 12px;
}
.lof-me-msg-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
}
.lof-me-msg-item {
    background: none;
    border: 0;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 6px 0;
}
.lof-me-msg-icon { color: var(--text-secondary, #888); }
.lof-me-msg-label {
    font-size: 11px;
    color: var(--text-primary, #1a1a1a);
}
.lof-me-creator-note {
    font-size: 12px;
    color: var(--text-secondary, #888);
    line-height: 1.6;
    padding: 4px 0;
}

/* 深色模式 */
[data-theme="night-sky"] .lof-me-stats,
[data-theme="night-sky"] .lof-me-entries,
[data-theme="night-sky"] .lof-me-update-banner,
[data-theme="night-sky"] .lof-me-section { background: #1a1a1f; }
[data-theme="night-sky"] .lof-me-name,
[data-theme="night-sky"] .lof-me-stat-num,
[data-theme="night-sky"] .lof-me-entry-label,
[data-theme="night-sky"] .lof-me-update-text,
[data-theme="night-sky"] .lof-me-section-title,
[data-theme="night-sky"] .lof-me-msg-label { color: #e8e8ec; }
[data-theme="night-sky"] .lof-me-stat-label,
[data-theme="night-sky"] .lof-me-creator-note { color: #6a6a72; }
[data-theme="night-sky"] .lof-me-msg-icon { color: #9a9a9f; }
[data-theme="night-sky"] .lof-me-update-arrow { color: #4a4a52; }

/* ========== Phase 2b: 喜欢/收藏 / 足迹 / 稍后再看 sub-screens ========== */

.lof-sub-bar {
    background: var(--bg-card, #fff);
    padding: calc(10px + env(safe-area-inset-top, 0px)) 14px 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-light, #ecedf0);
    min-height: 50px;
}
.lof-sub-back {
    background: none;
    border: 0;
    color: var(--text-primary, #1a1a1a);
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    padding: 0 4px;
    margin-left: -4px;
}
.lof-sub-tabs {
    flex: 1;
    display: flex;
    justify-content: center;
    gap: 28px;
}
.lof-sub-tab {
    background: none;
    border: 0;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary, #888);
    cursor: pointer;
    padding: 4px 0;
    position: relative;
}
.lof-sub-tab.active {
    color: var(--text-primary, #1a1a1a);
    font-weight: 700;
}
.lof-sub-tab.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    background: #1abc9c;
    border-radius: 2px;
}
.lof-sub-title {
    flex: 1;
    text-align: center;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
}
.lof-sub-search,
.lof-sub-clear {
    background: none;
    border: 0;
    color: var(--text-primary, #1a1a1a);
    cursor: pointer;
    padding: 4px;
    font-size: 14px;
    display: flex;
    align-items: center;
}
.lof-sub-clear { color: var(--text-secondary, #888); font-size: 13px; }

.lof-sub-meta {
    background: var(--bg-card, #fff);
    padding: 14px 14px 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-light, #ecedf0);
}
.lof-sub-count {
    font-size: 13px;
    color: var(--text-secondary, #888);
}
.lof-view-toggle {
    background: none;
    border: 0;
    color: var(--text-secondary, #888);
    cursor: pointer;
    padding: 4px;
}

.lof-sub-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--bg-card, #fff);
    padding: 8px 14px 30px;
}

.lof-sub-empty {
    padding: 80px 24px;
    text-align: center;
    color: var(--text-tertiary, #aaa);
    font-size: 14px;
}

/* 按月分组 */
.lof-month-group { margin-bottom: 18px; }
.lof-month-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    padding: 14px 0 10px;
}
.lof-month-label {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
}
.lof-month-count {
    font-size: 13px;
    color: var(--text-secondary, #999);
}

/* 网格视图 */
.lof-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
}
.lof-article-thumb {
    aspect-ratio: 1 / 1;
    border-radius: 6px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.lof-article-thumb-img { background: #f0f0f3; }
.lof-thumb-multi-badge {
    position: absolute;
    right: 5px;
    bottom: 5px;
    background: rgba(0,0,0,0.55);
    color: #fff;
    border-radius: 8px;
    padding: 1px 6px;
    font-size: 10px;
    font-weight: 600;
}
.lof-article-thumb-text {
    background: #fafafa;
    padding: 8px;
}
.lof-thumb-text-title {
    font-size: 12px;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 列表视图 */
.lof-list { display: flex; flex-direction: column; gap: 8px; }
.lof-article-list-row {
    background: #fafafa;
    border-radius: 6px;
    padding: 10px 12px;
    cursor: pointer;
}
.lof-list-row-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.4;
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.lof-list-row-summary {
    font-size: 12px;
    color: var(--text-secondary, #666);
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 已失效占位 */
.lof-article-invalid {
    background: #f3f3f5;
    color: var(--text-tertiary, #aaa);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: default;
}
.lof-article-thumb.lof-article-invalid { aspect-ratio: 1 / 1; }
.lof-article-list-row.lof-article-invalid { padding: 16px 12px; text-align: center; }
.lof-article-invalid-text { font-size: 12px; }

/* 深色模式 */
[data-theme="night-sky"] .lof-sub-bar,
[data-theme="night-sky"] .lof-sub-meta,
[data-theme="night-sky"] .lof-sub-body { background: #1a1a1f; }
[data-theme="night-sky"] .lof-sub-bar { border-bottom-color: #2a2a30; }
[data-theme="night-sky"] .lof-sub-meta { border-bottom-color: #2a2a30; }
[data-theme="night-sky"] .lof-sub-back,
[data-theme="night-sky"] .lof-sub-title,
[data-theme="night-sky"] .lof-sub-search,
[data-theme="night-sky"] .lof-month-label,
[data-theme="night-sky"] .lof-thumb-text-title,
[data-theme="night-sky"] .lof-list-row-title { color: #e8e8ec; }
[data-theme="night-sky"] .lof-sub-tab { color: #6a6a72; }
[data-theme="night-sky"] .lof-sub-tab.active { color: #e8e8ec; }
[data-theme="night-sky"] .lof-article-thumb-img { background: #2a2a30; }
[data-theme="night-sky"] .lof-article-thumb-text { background: #2a2a30; }
[data-theme="night-sky"] .lof-article-list-row { background: #2a2a30; }
[data-theme="night-sky"] .lof-list-row-summary { color: #9a9a9f; }
[data-theme="night-sky"] .lof-article-invalid { background: #2a2a30; color: #6a6a72; }

/* ========== Phase 3a: 关注 tab ========== */

/* 关注子 tab: 横滚头像 */
.lof-update-row {
    display: flex;
    gap: 14px;
    padding: 14px;
    background: var(--bg-card, #fff);
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    border-bottom: 1px solid var(--border-light, #ecedf0);
    scrollbar-width: none;
}
.lof-update-row::-webkit-scrollbar { display: none; }
.lof-update-avatar-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto;
    width: 56px;
}
.lof-update-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    color: #fff;
    font-weight: 600;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
    box-shadow: 0 0 0 2px var(--bg-card, #fff);
}
.lof-update-dot {
    position: absolute;
    right: -1px;
    top: -1px;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: #ff6b9d;
    border: 2px solid var(--bg-card, #fff);
}
.lof-update-name {
    font-size: 11px;
    color: var(--text-primary, #1a1a1a);
    text-align: center;
    line-height: 1.2;
}

/* 关注子 tab: 信息流 */
.lof-follow-feed {
    padding: 10px 14px 30px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.lof-follow-feed .lof-card {
    border: 1px solid var(--border-light, #ecedf0);
}

/* 订阅子 tab: 筛选 chip */
.lof-sub-filters {
    display: flex;
    gap: 8px;
    padding: 14px 14px 12px;
    background: var(--bg-card, #fff);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    border-bottom: 1px solid var(--border-light, #ecedf0);
}
.lof-sub-filters::-webkit-scrollbar { display: none; }
.lof-sub-filter-chip {
    background: #f3f3f5;
    border: 0;
    color: var(--text-primary, #1a1a1a);
    padding: 6px 14px;
    border-radius: 14px;
    font-size: 13px;
    cursor: pointer;
    flex: 0 0 auto;
    position: relative;
}
.lof-sub-filter-chip.active {
    background: #1a1a1a;
    color: #fff;
    font-weight: 600;
}
.lof-chip-num-badge {
    background: #ff6b6b;
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 0 5px;
    border-radius: 9px;
    margin-left: 4px;
    position: absolute;
    top: -4px;
    right: -8px;
}

/* 订阅列表通用 */
.lof-sub-list {
    background: var(--bg-card, #fff);
    padding: 14px 14px 30px;
}

/* 订阅 tag row */
.lof-sub-tag-row {
    background: #f8fafa;
    border-radius: 10px;
    margin-bottom: 14px;
    padding: 14px 16px;
    cursor: pointer;
}
.lof-sub-tag-head {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.lof-sub-tag-name {
    flex: 1;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
}
.lof-sub-tag-count {
    background: #f3f3f5;
    color: var(--text-secondary, #888);
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 8px;
}
.lof-sub-tag-arrow {
    color: var(--text-tertiary, #ccc);
    font-size: 20px;
    line-height: 1;
}
.lof-sub-tag-preview {
    background: #fff;
    border-radius: 8px;
    padding: 10px 12px;
    border: 1px solid #ecedf0;
}
.lof-sub-tag-preview-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.4;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.lof-sub-tag-preview-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: var(--text-secondary, #888);
}
.lof-sub-tag-trend {
    background: #e0f7f0;
    color: #1abc9c;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 500;
}

/* 订阅合集 row */
.lof-sub-col-row {
    background: #f8fafa;
    border-radius: 10px;
    margin-bottom: 10px;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}
.lof-sub-col-cover {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    color: #fff;
    font-size: 22px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.lof-sub-col-meta { flex: 1; min-width: 0; }
.lof-sub-col-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.lof-sub-col-stats {
    font-size: 12px;
    color: var(--text-secondary, #888);
}

/* 深色模式 */
[data-theme="night-sky"] .lof-update-row,
[data-theme="night-sky"] .lof-sub-filters,
[data-theme="night-sky"] .lof-sub-list { background: #1a1a1f; }
[data-theme="night-sky"] .lof-update-row,
[data-theme="night-sky"] .lof-sub-filters { border-bottom-color: #2a2a30; }
[data-theme="night-sky"] .lof-update-avatar { box-shadow: 0 0 0 2px #1a1a1f; }
[data-theme="night-sky"] .lof-update-dot { border-color: #1a1a1f; }
[data-theme="night-sky"] .lof-update-name { color: #e8e8ec; }
[data-theme="night-sky"] .lof-sub-filter-chip { background: #2a2a30; color: #e8e8ec; }
[data-theme="night-sky"] .lof-sub-filter-chip.active { background: #e8e8ec; color: #1a1a1f; }
[data-theme="night-sky"] .lof-sub-tag-row,
[data-theme="night-sky"] .lof-sub-col-row { background: #22272a; }
[data-theme="night-sky"] .lof-sub-tag-name,
[data-theme="night-sky"] .lof-sub-col-name,
[data-theme="night-sky"] .lof-sub-tag-preview-title { color: #e8e8ec; }
[data-theme="night-sky"] .lof-sub-tag-count {
    background: #2a2a30;
    color: #9a9a9f;
}
[data-theme="night-sky"] .lof-sub-tag-preview {
    background: #1a1a1f;
    border-color: #2a2a30;
}
[data-theme="night-sky"] .lof-sub-tag-preview-meta,
[data-theme="night-sky"] .lof-sub-col-stats { color: #9a9a9f; }
[data-theme="night-sky"] .lof-sub-tag-trend {
    background: #1f4035;
    color: #36d8b8;
}
[data-theme="night-sky"] .lof-follow-feed .lof-card { border-color: #2a2a30; }

/* ========== Phase 3b: Tag 详情页 ========== */

#lofTagDetailSubScreen {
    background: linear-gradient(170deg, #c8e6cf 0%, #e8f4ec 30%, #fff 60%);
}

.lof-tag-bar {
    padding: calc(10px + env(safe-area-inset-top, 0px)) 14px 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    min-height: 50px;
}
.lof-tag-search-mock {
    flex: 1;
    background: rgba(255,255,255,0.5);
    color: var(--text-secondary, #888);
    padding: 7px 12px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    cursor: pointer;
}
.lof-tag-sub-btn {
    background: rgba(255,255,255,0.65);
    border: 0;
    color: var(--text-primary, #1a1a1a);
    padding: 6px 14px;
    border-radius: 14px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}
.lof-tag-sub-btn.subscribed { background: rgba(255,255,255,0.4); color: var(--text-secondary, #888); }
.lof-tag-share {
    background: none;
    border: 0;
    color: var(--text-primary, #1a1a1a);
    cursor: pointer;
    padding: 4px;
}

.lof-tag-head {
    padding: 0 18px 18px;
    background: transparent;
}
.lof-tag-head-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}
.lof-tag-title-wrap { flex: 1; min-width: 0; }
.lof-tag-title {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.2;
    margin-bottom: 6px;
}
.lof-tag-stats {
    font-size: 13px;
    color: var(--text-primary, #1a1a1a);
    opacity: 0.7;
    margin-bottom: 8px;
}
.lof-tag-atmosphere {
    display: flex;
    gap: 6px;
}
.lof-tag-atmos-chip {
    background: rgba(255,255,255,0.6);
    color: var(--text-primary, #1a1a1a);
    font-size: 12px;
    padding: 3px 9px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
}
.lof-tag-companion {
    background: rgba(255,255,255,0.6);
    border-radius: 14px;
    padding: 8px 16px;
    text-align: center;
    flex: 0 0 auto;
}
.lof-tag-companion-num {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.1;
}
.lof-tag-companion-label {
    font-size: 11px;
    color: var(--text-secondary, #666);
}

.lof-tag-entries {
    display: flex;
    gap: 30px;
}
.lof-tag-my-authors {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
}
.lof-tag-my-authors-avatars {
    display: flex;
    margin-left: 8px;
}
.lof-tag-author-mini {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 1.5px #fff;
    margin-left: -8px;
}
.lof-tag-my-authors-label {
    font-size: 12px;
    color: var(--text-primary, #1a1a1a);
}
.lof-tag-no-authors svg { color: var(--text-secondary, #888); }
.lof-tag-col-entry {
    background: none;
    border: 0;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}
.lof-tag-col-entry-label {
    font-size: 12px;
    color: var(--text-primary, #1a1a1a);
}

/* 顶 tab + 筛选 chip */
.lof-tag-subtabs {
    display: flex;
    justify-content: space-around;
    background: var(--bg-card, #fff);
    padding: 12px 0;
    border-top-left-radius: 18px;
    border-top-right-radius: 18px;
}
.lof-tag-subtab {
    background: none;
    border: 0;
    color: var(--text-secondary, #888);
    font-size: 15px;
    cursor: pointer;
    padding: 2px 4px;
    position: relative;
}
.lof-tag-subtab.active {
    color: var(--text-primary, #1a1a1a);
    font-weight: 700;
}
.lof-tag-subtab.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 22px;
    height: 3px;
    background: #1abc9c;
    border-radius: 2px;
}
.lof-tag-filters {
    display: flex;
    gap: 8px;
    padding: 14px 14px 12px;
    background: var(--bg-card, #fff);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex-wrap: nowrap;
}
.lof-tag-filters::-webkit-scrollbar { display: none; }
.lof-tag-filter-chip {
    background: #f3f3f5;
    border: 0;
    color: var(--text-secondary, #666);
    padding: 5px 14px;
    border-radius: 14px;
    font-size: 13px;
    cursor: pointer;
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 4px;
}
.lof-tag-filter-chip.active {
    background: #fff;
    color: var(--text-primary, #1a1a1a);
    font-weight: 600;
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}
.lof-tag-filter-icon {
    padding: 5px 8px;
}

.lof-tag-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--bg-card, #fff);
    padding: 8px 7px 20px;
}
.lof-tag-feed {
    padding: 0;
}

/* 深色模式 */
[data-theme="night-sky"] #lofTagDetailSubScreen {
    background: linear-gradient(170deg, #1f3026 0%, #1f2825 30%, #1a1a1f 60%);
}
[data-theme="night-sky"] .lof-tag-search-mock {
    background: rgba(255,255,255,0.08);
    color: #9a9a9f;
}
[data-theme="night-sky"] .lof-tag-sub-btn {
    background: rgba(255,255,255,0.08);
    color: #e8e8ec;
}
[data-theme="night-sky"] .lof-tag-share { color: #e8e8ec; }
[data-theme="night-sky"] .lof-tag-title,
[data-theme="night-sky"] .lof-tag-stats,
[data-theme="night-sky"] .lof-tag-atmos-chip,
[data-theme="night-sky"] .lof-tag-companion-num,
[data-theme="night-sky"] .lof-tag-my-authors-label,
[data-theme="night-sky"] .lof-tag-col-entry-label { color: #e8e8ec; }
[data-theme="night-sky"] .lof-tag-atmos-chip,
[data-theme="night-sky"] .lof-tag-companion { background: rgba(255,255,255,0.08); }
[data-theme="night-sky"] .lof-tag-companion-label { color: #9a9a9f; }
[data-theme="night-sky"] .lof-tag-author-mini { box-shadow: 0 0 0 1.5px #1a1a1f; }
[data-theme="night-sky"] .lof-tag-subtabs { background: #1a1a1f; }
[data-theme="night-sky"] .lof-tag-subtab { color: #6a6a72; }
[data-theme="night-sky"] .lof-tag-subtab.active { color: #e8e8ec; }
[data-theme="night-sky"] .lof-tag-filters { background: #1a1a1f; }
[data-theme="night-sky"] .lof-tag-filter-chip { background: #2a2a30; color: #9a9a9f; }
[data-theme="night-sky"] .lof-tag-filter-chip.active { background: #36d8b8; color: #1a1a1f; }
[data-theme="night-sky"] .lof-tag-body { background: #1a1a1f; }

/* ========== Phase 3c: 合集页 ========== */

.lof-sub-author-head {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}
.lof-sub-author-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.lof-sub-author-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
}

.lof-col-head {
    padding: 18px 16px 18px;
    background: var(--bg-card, #fff);
    display: flex;
    gap: 16px;
    border-bottom: 1px solid var(--border-light, #ecedf0);
}
.lof-col-cover-big {
    width: 72px;
    height: 72px;
    border-radius: 10px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}
.lof-col-cover-text {
    font-size: 36px;
    font-weight: 800;
}
.lof-col-info { flex: 1; min-width: 0; }
.lof-col-name-big {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
    margin-bottom: 6px;
    line-height: 1.3;
}
.lof-col-total {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary, #888);
}
.lof-col-desc {
    font-size: 13px;
    color: var(--text-secondary, #666);
    line-height: 1.5;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.lof-col-sub-btn-big {
    background: #1abc9c;
    border: 0;
    color: #fff;
    padding: 7px 18px;
    border-radius: 16px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}
.lof-col-sub-btn-big.subscribed {
    background: #f3f3f5;
    color: var(--text-secondary, #888);
}

.lof-col-toolbar {
    background: var(--bg-card, #fff);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-light, #ecedf0);
}
.lof-col-sort-btn {
    background: none;
    border: 0;
    color: var(--text-primary, #1a1a1a);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
}

.lof-col-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--bg-card, #fff);
    padding: 0 0 30px;
}

.lof-col-chapter-row {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-light, #f0f0f3);
    cursor: pointer;
    position: relative;
}
.lof-col-chapter-row:active { background: #fafafa; }
.lof-col-chapter-row.current {
    background: #e8f7f3;
}
.lof-col-chapter-row.current:active { background: #ddf0ea; }
.lof-col-current-badge {
    display: inline-block;
    background: #1abc9c;
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: 4px;
    margin-bottom: 6px;
}
.lof-col-chapter-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.4;
    margin-bottom: 6px;
}
.lof-col-chapter-summary {
    font-size: 13px;
    color: var(--text-secondary, #888);
    line-height: 1.45;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.lof-col-chapter-meta {
    font-size: 11px;
    color: var(--text-tertiary, #aaa);
}

/* 网格视图 */
.lof-col-grid-card {
    display: inline-block;
    width: calc(33.33% - 8px);
    margin: 4px;
    aspect-ratio: 1 / 1.4;
    border: 1px solid var(--border-light, #ecedf0);
    border-radius: 8px;
    padding: 10px;
    border-bottom: 1px solid var(--border-light, #ecedf0);
    vertical-align: top;
}
.lof-col-grid-num {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-tertiary, #aaa);
    line-height: 1;
    margin-bottom: 8px;
}
.lof-col-grid-title {
    font-size: 12px;
    color: var(--text-primary, #1a1a1a);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.lof-col-end {
    text-align: center;
    color: var(--text-tertiary, #aaa);
    font-size: 12px;
    padding: 24px 16px 10px;
}

/* 深色模式 */
[data-theme="night-sky"] .lof-col-head,
[data-theme="night-sky"] .lof-col-toolbar,
[data-theme="night-sky"] .lof-col-body { background: #1a1a1f; }
[data-theme="night-sky"] .lof-col-head,
[data-theme="night-sky"] .lof-col-toolbar { border-bottom-color: #2a2a30; }
[data-theme="night-sky"] .lof-col-name-big,
[data-theme="night-sky"] .lof-col-chapter-title,
[data-theme="night-sky"] .lof-col-sort-btn,
[data-theme="night-sky"] .lof-sub-author-name { color: #e8e8ec; }
[data-theme="night-sky"] .lof-col-desc,
[data-theme="night-sky"] .lof-col-chapter-summary { color: #9a9a9f; }
[data-theme="night-sky"] .lof-col-total { color: #9a9a9f; }
[data-theme="night-sky"] .lof-col-chapter-row { border-bottom-color: #2a2a30; }
[data-theme="night-sky"] .lof-col-chapter-row:active { background: #22272a; }
[data-theme="night-sky"] .lof-col-chapter-row.current { background: #1f3530; }
[data-theme="night-sky"] .lof-col-chapter-meta,
[data-theme="night-sky"] .lof-col-end { color: #6a6a72; }
[data-theme="night-sky"] .lof-col-grid-card { border-color: #2a2a30; }
[data-theme="night-sky"] .lof-col-grid-num { color: #4a4a52; }
[data-theme="night-sky"] .lof-col-grid-title { color: #e8e8ec; }
[data-theme="night-sky"] .lof-col-sub-btn-big.subscribed {
    background: #2a2a30;
    color: #9a9a9f;
}

/* ========== Phase 4b: 设置 sub-screen ========== */

.lof-settings-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--bg-page, #f7f7fa);
    padding: 14px;
}
.lof-settings-section {
    background: var(--bg-card, #fff);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 14px;
}
.lof-settings-section-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary, #1a1a1a);
    margin-bottom: 12px;
}
.lof-settings-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    cursor: pointer;
}
.lof-settings-row-label {
    font-size: 14px;
    color: var(--text-primary, #1a1a1a);
}
.lof-settings-number {
    width: 60px;
    border: 1px solid var(--border-medium, #ddd);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 14px;
    text-align: center;
}
.lof-settings-select {
    border: 1px solid var(--border-medium, #ddd);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 14px;
    background: #fff;
}
.lof-settings-hint {
    font-size: 12px;
    color: var(--text-secondary, #888);
    line-height: 1.55;
    margin: -4px 0 8px;
}
.lof-settings-save-btn {
    width: 100%;
    background: #1abc9c;
    color: #fff;
    border: 0;
    padding: 12px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}
.lof-settings-save-btn:active { opacity: 0.85; }

[data-theme="night-sky"] .lof-settings-body { background: #0f0f12; }
[data-theme="night-sky"] .lof-settings-section { background: #1a1a1f; }
[data-theme="night-sky"] .lof-settings-section-title,
[data-theme="night-sky"] .lof-settings-row-label { color: #e8e8ec; }
[data-theme="night-sky"] .lof-settings-hint { color: #6a6a72; }
[data-theme="night-sky"] .lof-settings-number,
[data-theme="night-sky"] .lof-settings-select {
    background: #2a2a30;
    border-color: #3a3a40;
    color: #e8e8ec;
}

/* ========== 响应式（小屏适配）========== */
@media (max-width: 380px) {
    .lof-nav-btn {
        font-size: 10px;
    }
    .lof-top {
        padding-left: 10px;
        padding-right: 10px;
    }
    .lof-card-title { font-size: 13px; }
    .lof-card-summary { font-size: 11px; }
    .lof-detail-title { font-size: 20px; }
    .lof-detail-content { font-size: 15px; }
}