/* 炽小阳软件库 — 社区论坛（全宽分区布局） */

/* ── 布局 ── */
.forum-layout--wide {
    width: calc(100% + 3rem);
    max-width: none;
    margin-left: -1.5rem;
    margin-right: -1.5rem;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    box-sizing: border-box;
}

.forum-layout--narrow {
    max-width: 440px;
    margin: 0 auto;
}

/* ── 设计变量（偏传统论坛，减少毛玻璃） ── */
.forum-layout {
    --forum-accent: #2563eb;
    --forum-accent-soft: rgba(37, 99, 235, 0.1);
    --forum-glass-bg: var(--bg-primary);
    --forum-glass-border: var(--border-color);
    --forum-glass-blur: 0px;
    --forum-card-border: var(--border-color);
    --forum-shadow: none;
    position: relative;
    min-height: 40vh;
    max-width: 100%;
    box-sizing: border-box;
    padding-bottom: env(safe-area-inset-bottom, 0);
}

.forum-layout--wide {
    background: var(--bg-secondary);
    max-width: none;
}

[data-theme="dark"] .forum-layout {
    --forum-accent-soft: rgba(59, 130, 246, 0.18);
    --forum-glass-bg: var(--bg-primary);
    --forum-glass-border: var(--border-color);
    --forum-card-border: var(--border-color);
}

.forum-glass {
    background: var(--forum-glass-bg);
    border: 1px solid var(--forum-glass-border);
    box-shadow: none;
}

/* ── 顶栏 ── */
.forum-topbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1.25rem;
    padding: 0.85rem 1rem;
    margin-bottom: 0.75rem;
    border-radius: var(--radius-lg);
}

.forum-topbar__brand {
    flex: 1 1 180px;
    min-width: 0;
}

.forum-topbar__badge {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--forum-accent);
    margin-bottom: 0.15rem;
}

.forum-topbar__title {
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.forum-topbar__title i {
    color: var(--forum-accent);
    margin-right: 0.35rem;
}

.forum-topbar__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.forum-stat-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.35);
    border: 1px solid var(--forum-glass-border);
    border-radius: 999px;
    padding: 0.25rem 0.65rem;
    backdrop-filter: blur(8px);
}

.forum-stat-pill strong {
    color: var(--text-primary);
    font-weight: 700;
}

.forum-topbar__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-left: auto;
}

/* ── 搜索栏 ── */
.forum-search-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
    padding: 0.55rem 0.75rem;
    border-radius: var(--radius-md);
}

.forum-search-bar--inline {
    flex-wrap: nowrap;
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
    gap: 0.35rem;
}

.forum-search-bar__field {
    flex: 1 1 12rem;
    min-width: 0;
}

.forum-search-bar--inline .forum-search-bar__field {
    flex: 1 1 10rem;
    max-width: 16rem;
}

.forum-search-bar__input {
    min-height: 2rem;
    font-size: 0.8125rem;
}

.forum-search-bar--inline .forum-search-bar__input {
    min-height: 1.75rem;
}

.forum-search-bar__btn {
    flex-shrink: 0;
    white-space: nowrap;
    min-width: 3.25rem;
}

.forum-search-bar--inline .forum-search-bar__btn {
    min-width: auto;
    padding-left: 0.65rem;
    padding-right: 0.65rem;
}

/* ── 分类导航 ── */
.forum-categories {
    display: flex;
    gap: 0.45rem;
    overflow-x: auto;
    padding: 0.35rem 0.15rem 0.65rem;
    margin-bottom: 0.65rem;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
}

.forum-cat-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    flex-shrink: 0;
    padding: 0.4rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--forum-glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--forum-glass-border);
    border-radius: 999px;
    text-decoration: none !important;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.forum-cat-chip em {
    font-style: normal;
    font-size: 0.6875rem;
    opacity: 0.65;
    min-width: 1rem;
    text-align: center;
}

.forum-cat-chip:hover {
    border-color: var(--cat-color, var(--forum-accent));
    color: var(--cat-color, var(--forum-accent));
    text-decoration: none;
}

.forum-cat-chip.is-active {
    background: var(--cat-color, var(--forum-accent));
    border-color: transparent;
    color: #fff !important;
    box-shadow: 0 2px 8px rgba(36, 104, 242, 0.3);
}

.forum-cat-chip.is-active em {
    opacity: 0.85;
    color: inherit;
}

/* ── 分区标题 ── */
.forum-section-block {
    margin-bottom: 0.85rem;
}

.forum-section-block__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.55rem;
    padding: 0 0.15rem;
}

.forum-section-block__title {
    font-size: 0.9375rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.forum-section-block__hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ── 首页统计条 ── */
.forum-home-stats {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.35rem 0.5rem;
    padding: 0.35rem 0.65rem;
    margin-bottom: 0.55rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    border-radius: var(--radius-md);
}

.forum-home-stats strong {
    color: var(--text-primary);
    font-weight: 700;
}

.forum-home-stats__sep {
    opacity: 0.45;
}

/* ── 首页多栏紧凑列表（参考经典论坛） ── */
.forum-home-columns {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.45rem;
    margin-bottom: 0.65rem;
}

.forum-home-col {
    min-width: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    border-top: 2px solid transparent;
}

.forum-home-col__head {
    padding: 0.32rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    white-space: nowrap;
    border-bottom: 1px solid transparent;
}

.forum-home-col--fresh {
    border-top-color: #2563eb;
}

.forum-home-col--fresh .forum-home-col__head {
    color: #1e40af;
    background: linear-gradient(180deg, rgba(219, 234, 254, 0.95) 0%, rgba(239, 246, 255, 0.88) 100%);
    border-bottom-color: rgba(37, 99, 235, 0.18);
}

.forum-home-col--hot {
    border-top-color: #ea580c;
}

.forum-home-col--hot .forum-home-col__head {
    color: #c2410c;
    background: linear-gradient(180deg, rgba(255, 237, 213, 0.95) 0%, rgba(255, 247, 237, 0.88) 100%);
    border-bottom-color: rgba(234, 88, 12, 0.18);
}

.forum-home-col--digest {
    border-top-color: #d97706;
}

.forum-home-col--digest .forum-home-col__head {
    color: #b45309;
    background: linear-gradient(180deg, rgba(254, 243, 199, 0.95) 0%, rgba(255, 251, 235, 0.88) 100%);
    border-bottom-color: rgba(217, 119, 6, 0.18);
}

.forum-home-col--pinned {
    border-top-color: #7c3aed;
}

.forum-home-col--pinned .forum-home-col__head {
    color: #6d28d9;
    background: linear-gradient(180deg, rgba(237, 233, 254, 0.95) 0%, rgba(245, 243, 255, 0.88) 100%);
    border-bottom-color: rgba(124, 58, 237, 0.18);
}

.forum-compact-list__body {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 0.2rem;
    overflow: hidden;
}

.forum-compact-list__body .forum-thread-tag {
    flex-shrink: 0;
    margin-right: 0;
    font-size: 0.5625rem;
    padding: 0 0.2rem;
    line-height: 1.45;
}

.forum-compact-list {
    list-style: none;
    margin: 0;
    padding: 0.15rem 0;
    max-height: 16.5rem;
    overflow-y: auto;
}

.forum-compact-list__item {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    padding: 0.12rem 0.45rem;
    line-height: 1.35;
    border-bottom: 1px dotted rgba(148, 163, 184, 0.28);
}

.forum-compact-list__item:last-child {
    border-bottom: none;
}

.forum-compact-list__icon {
    flex-shrink: 0;
    width: 0.75rem;
    margin-top: 0.12rem;
    font-size: 0.5625rem;
    color: var(--text-muted);
    opacity: 0.65;
}

.forum-compact-list__icon--pin {
    color: #dc2626;
    opacity: 1;
}

.forum-compact-list__icon--digest {
    color: #d97706;
    opacity: 1;
}

.forum-compact-list__link {
    flex: 1;
    min-width: 0;
    font-size: 0.6875rem;
    color: var(--text-primary);
    text-decoration: none;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.forum-compact-list__link:hover {
    text-decoration: underline;
}

.forum-post-title--super-admin,
.forum-compact-list__link.forum-post-title--super-admin {
    color: #dc2626;
    font-weight: 700;
}

.forum-post-title--super-admin:hover,
.forum-compact-list__link.forum-post-title--super-admin:hover {
    color: #b91c1c;
}

.forum-post-title--admin,
.forum-compact-list__link.forum-post-title--admin {
    color: #2563eb;
    font-weight: 600;
}

.forum-post-title--admin:hover,
.forum-compact-list__link.forum-post-title--admin:hover {
    color: #1d4ed8;
}

.forum-post-title--pinned,
.forum-compact-list__link.forum-post-title--pinned {
    font-weight: 600;
}

.forum-compact-list__link.forum-thread-title--digest {
    color: #b45309;
    font-weight: 600;
}

.forum-compact-list__empty {
    padding: 0.45rem 0.55rem;
    font-size: 0.6875rem;
}

.forum-compact-list__more {
    padding: 0.2rem 0.55rem 0.05rem;
    text-align: right;
    list-style: none;
    border-top: 1px dashed rgba(148, 163, 184, 0.35);
    margin-top: 0.15rem;
}

.forum-compact-list__more a {
    font-size: 0.6875rem;
    color: var(--forum-accent);
    text-decoration: none;
}

.forum-compact-list__more a:hover {
    text-decoration: underline;
}

/* ── 首页版块列表 ── */
.forum-board-list {
    margin-bottom: 0.75rem;
}

.forum-board-list__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.4rem 0.65rem;
    margin-bottom: 0.35rem;
    border-radius: var(--radius-md);
}

.forum-board-list__title {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.forum-board-list__hint {
    font-size: 0.6875rem;
    color: var(--text-muted);
}

.forum-board-row {
    display: grid;
    grid-template-columns: 2.75rem 1fr auto 9rem;
    gap: 0.55rem;
    align-items: center;
    padding: 0.45rem 0.6rem;
    margin-bottom: 0.32rem;
    border-radius: var(--radius-md);
    border-left: 3px solid var(--cat-color, var(--forum-accent));
}

.forum-board-row__icon {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: color-mix(in srgb, var(--cat-color, var(--forum-accent)) 14%, transparent);
    color: var(--cat-color, var(--forum-accent));
    font-size: 1rem;
}

.forum-board-row__head {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.25rem 0.45rem;
    margin-bottom: 0.1rem;
}

.forum-board-row__title {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--cat-color, var(--forum-accent));
    text-decoration: none;
}

.forum-board-row__title:hover {
    color: var(--cat-color, var(--forum-accent));
    filter: brightness(0.88);
    text-decoration: underline;
}

.forum-board-row__count {
    font-size: 0.6875rem;
    color: var(--text-muted);
}

.forum-board-row__desc {
    margin: 0 0 0.15rem;
    font-size: 0.6875rem;
    color: var(--text-muted);
    line-height: 1.35;
}

.forum-board-row__enter {
    font-size: 0.625rem;
    color: var(--cat-color, var(--forum-accent));
    text-decoration: none;
    opacity: 0.88;
}

.forum-board-row__enter:hover {
    opacity: 1;
    text-decoration: underline;
}

.forum-board-row__stats {
    text-align: center;
    min-width: 2.5rem;
}

.forum-board-row__stat-num {
    display: block;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--cat-color, var(--text-primary));
    line-height: 1.2;
}

.forum-board-row__stat-label {
    display: block;
    font-size: 0.625rem;
    color: var(--text-muted);
}

.forum-board-row__latest {
    min-width: 0;
    text-align: right;
    line-height: 1.25;
}

.forum-board-row__latest-inner {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.2rem;
    min-width: 0;
}

.forum-board-row__latest-inner .forum-thread-tag {
    flex-shrink: 0;
    font-size: 0.5625rem;
    padding: 0 0.2rem;
}

.forum-board-row__latest-title {
    display: block;
    font-size: 0.6875rem;
    color: var(--text-primary);
    text-decoration: none;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.forum-board-row__latest-title:hover {
    color: var(--forum-accent);
    text-decoration: underline;
}

.forum-board-row__latest-meta {
    display: block;
    font-size: 0.625rem;
    color: var(--text-muted);
}

[data-theme="dark"] .forum-home-col--fresh .forum-home-col__head {
    color: #93c5fd;
    background: linear-gradient(180deg, rgba(30, 58, 138, 0.55) 0%, rgba(30, 41, 59, 0.45) 100%);
    border-bottom-color: rgba(96, 165, 250, 0.2);
}

[data-theme="dark"] .forum-home-col--hot .forum-home-col__head {
    color: #fdba74;
    background: linear-gradient(180deg, rgba(124, 45, 18, 0.5) 0%, rgba(30, 41, 59, 0.45) 100%);
    border-bottom-color: rgba(251, 146, 60, 0.2);
}

[data-theme="dark"] .forum-home-col--digest .forum-home-col__head {
    color: #fcd34d;
    background: linear-gradient(180deg, rgba(120, 53, 15, 0.5) 0%, rgba(30, 41, 59, 0.45) 100%);
    border-bottom-color: rgba(252, 211, 77, 0.2);
}

[data-theme="dark"] .forum-home-col--pinned .forum-home-col__head {
    color: #c4b5fd;
    background: linear-gradient(180deg, rgba(76, 29, 149, 0.5) 0%, rgba(30, 41, 59, 0.45) 100%);
    border-bottom-color: rgba(167, 139, 250, 0.2);
}

[data-theme="dark"] .forum-compact-list__link.forum-thread-title--digest {
    color: #fbbf24;
}

[data-theme="dark"] .forum-post-title--super-admin,
[data-theme="dark"] .forum-compact-list__link.forum-post-title--super-admin {
    color: #fca5a5;
}

[data-theme="dark"] .forum-post-title--admin,
[data-theme="dark"] .forum-compact-list__link.forum-post-title--admin {
    color: #93c5fd;
}

/* ── 置顶 / 精华标记 ── */
.forum-thread-tag {
    display: inline-block;
    margin-right: 0.25rem;
    padding: 0 0.25rem;
    font-size: 0.625rem;
    font-weight: 700;
    line-height: 1.35;
    border-radius: 2px;
    vertical-align: middle;
}

.forum-thread-tag--pin {
    color: #fff;
    background: #dc2626;
}

.forum-thread-tag--digest {
    color: #fff;
    background: #d97706;
}

.forum-thread-row__title .forum-thread-tag {
    vertical-align: middle;
}

.forum-thread-row__title .forum-thread-title {
    vertical-align: middle;
}

.forum-post-title--super-admin {
    color: #dc2626;
    font-weight: 700;
}

.forum-post-title--super-admin:hover {
    color: #b91c1c;
}

.forum-post-title--admin {
    color: #2563eb;
    font-weight: 600;
}

.forum-post-title--admin:hover {
    color: #1d4ed8;
}

.forum-post-title--pinned {
    font-weight: 600;
}

.forum-back-link {
    color: var(--forum-accent);
    text-decoration: none;
}

.forum-back-link:hover {
    text-decoration: underline;
}

.forum-thread-icon--pin {
    color: #dc2626;
    opacity: 1;
}

.forum-thread-icon--digest {
    color: #d97706;
    opacity: 1;
}

.forum-thread-title--digest {
    color: #b45309;
    font-weight: 600;
}

.forum-thread-row--pinned td {
    background: rgba(220, 38, 38, 0.03);
}

.forum-thread-row--digest .forum-thread-title {
    color: #b45309;
}

[data-theme="dark"] .forum-thread-row--pinned td {
    background: rgba(220, 38, 38, 0.08);
}

[data-theme="dark"] .forum-thread-title--digest,
[data-theme="dark"] .forum-thread-row--digest .forum-thread-title {
    color: #fbbf24;
}

/* ── 精选横向滚动 ── */
.forum-scroll-row {
    display: flex;
    gap: 0.65rem;
    overflow-x: auto;
    padding-bottom: 0.35rem;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
}

.forum-featured-card {
    flex: 0 0 220px;
    padding: 0.85rem 0.9rem;
    text-decoration: none !important;
    color: inherit;
    display: flex;
    flex-direction: column;
    min-height: 148px;
    border-radius: var(--radius-lg);
}

.forum-featured-card:hover {
    color: inherit;
    text-decoration: none;
}

.forum-featured-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.35rem;
    margin-bottom: 0.45rem;
}

.forum-featured-card__hot {
    font-size: 0.625rem;
    font-weight: 700;
    color: #f59e0b;
    white-space: nowrap;
}

.forum-featured-card__title {
    font-size: 0.875rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 0.35rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--text-primary);
}

.forum-featured-card__excerpt {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: auto;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ── 主网格 ── */
.forum-main-grid {
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 0.75rem;
    align-items: start;
}

.forum-main-grid--full {
    grid-template-columns: 1fr;
}

.forum-feed__head {
    margin-bottom: 0.55rem;
}

.forum-post-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.55rem;
}

/* ── 紧凑帖子卡片 ── */
.forum-post-compact {
    display: flex;
    flex-direction: column;
    padding: 0.75rem 0.85rem;
    text-decoration: none !important;
    color: inherit;
    min-height: 132px;
    border-radius: var(--radius-lg);
}

.forum-post-compact:hover {
    color: inherit;
    text-decoration: none;
}

.forum-post-compact__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.35rem;
    margin-bottom: 0.35rem;
}

.forum-post-compact__date {
    font-size: 0.6875rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.forum-post-compact__title {
    font-size: 0.875rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 0.3rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--text-primary);
}

.forum-post-compact__excerpt {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: auto;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ── 分类徽章 ── */
.forum-cat-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    font-size: 0.625rem;
    font-weight: 600;
    padding: 0.12rem 0.45rem;
    border-radius: 4px;
    background: rgba(36, 104, 242, 0.12);
    color: var(--cat-color, var(--forum-accent));
    white-space: nowrap;
}

/* ── 侧边栏 ── */
.forum-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    position: sticky;
    top: 0.75rem;
}

.forum-sidebar__block {
    padding: 0.75rem 0.85rem;
}

.forum-sidebar__title {
    font-size: 0.8125rem;
    font-weight: 700;
    margin-bottom: 0.55rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--text-primary);
}

.forum-hot-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.forum-hot-item {
    display: grid;
    grid-template-columns: 1.25rem 1fr auto;
    gap: 0.35rem;
    align-items: start;
    padding: 0.35rem 0;
    text-decoration: none;
    color: inherit;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.75rem;
}

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

.forum-hot-item:hover {
    color: var(--forum-accent);
    text-decoration: none;
}

.forum-hot-item__rank {
    font-weight: 700;
    color: var(--text-muted);
    text-align: center;
}

.forum-hot-item__rank:first-child,
.forum-hot-list li:nth-child(1) .forum-hot-item__rank { color: #ef4444; }
.forum-hot-list li:nth-child(2) .forum-hot-item__rank { color: #f59e0b; }
.forum-hot-list li:nth-child(3) .forum-hot-item__rank { color: #10b981; }

.forum-hot-item__title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-primary);
}

.forum-hot-item__views {
    font-size: 0.6875rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.forum-cat-overview {
    list-style: none;
    margin: 0;
    padding: 0;
}

.forum-cat-overview__item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.35rem 0;
    text-decoration: none;
    color: inherit;
    font-size: 0.8125rem;
    border-bottom: 1px solid var(--border-color);
}

.forum-cat-overview__item:last-child {
    border-bottom: none;
}

.forum-cat-overview__item:hover {
    color: var(--forum-accent);
    text-decoration: none;
}

.forum-cat-overview__label {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.forum-cat-overview__count {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
}

.forum-sidebar__cta {
    text-align: center;
    background: var(--forum-accent-soft);
    border-color: rgba(36, 104, 242, 0.2);
}

/* ── 通用组件 ── */
.forum-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.85rem;
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    text-decoration: none;
    cursor: pointer;
}

.forum-btn:hover,
.forum-btn:focus {
    text-decoration: none;
}

.forum-btn--glass {
    backdrop-filter: blur(8px);
}

.forum-btn--primary {
    background: var(--forum-accent);
    color: #fff !important;
    box-shadow: 0 2px 8px rgba(36, 104, 242, 0.3);
}

.forum-btn--ghost {
    background: var(--forum-glass-bg);
    color: var(--text-primary) !important;
    border: 1px solid var(--forum-glass-border);
}

.forum-btn--warn {
    background: rgba(245, 158, 11, 0.12);
    color: #b45309 !important;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.forum-btn--admin {
    background: #f97316;
    color: #fff !important;
    border: 1px solid #ea580c;
    box-shadow: 0 2px 8px rgba(234, 88, 12, 0.28);
}

.forum-btn--admin:hover,
.forum-btn--admin:focus {
    background: #ea580c;
    color: #fff !important;
    border-color: #c2410c;
}

.forum-card {
    border-radius: var(--radius-lg);
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.forum-card--hover {
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.forum-card--hover:hover {
    border-color: rgba(36, 104, 242, 0.38);
    box-shadow:
        0 0 0 1px rgba(36, 104, 242, 0.1),
        0 4px 22px rgba(36, 104, 242, 0.16);
}

.forum-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 0.75rem;
    font-size: 0.6875rem;
    color: var(--text-muted);
    margin-top: 0.45rem;
}

.forum-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
}

.forum-meta--dense {
    margin-top: auto;
    padding-top: 0.35rem;
}

.forum-flash {
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    padding: 0.55rem 0.85rem;
    margin-bottom: 0.65rem;
}

.forum-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-muted);
}

.forum-empty--compact {
    padding: 1.5rem 1rem;
}

.forum-empty__icon {
    font-size: 2rem;
    opacity: 0.4;
    display: block;
    margin-bottom: 0.65rem;
}

/* ── 子页（详情/发帖/登录） ── */
.forum-hero {
    padding: 1rem 1.15rem;
    margin-bottom: 0.75rem;
    border-radius: var(--radius-lg);
}

.forum-hero__title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.forum-hero__sub {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin: 0;
}

.forum-breadcrumb {
    font-size: 0.8125rem;
    margin-bottom: 0.65rem;
}

.forum-breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
}

.forum-breadcrumb a:hover {
    color: var(--forum-accent);
}

.forum-breadcrumb__current {
    display: inline-block;
    max-width: min(100%, 14rem);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: bottom;
}

.forum-page-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
}

.forum-page-actions--admin {
    padding: 0.55rem 0.65rem;
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.forum-page-actions .forum-btn,
.forum-page-actions form {
    margin: 0;
}

.forum-auth-card {
    padding: 0;
}

.forum-auth-card__head {
    text-align: center;
    margin-bottom: 1.25rem;
}

.forum-auth-card__title {
    font-size: 1.125rem;
    font-weight: 700;
}

.forum-auth-card__sub {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin: 0.35rem 0 0;
}

.forum-auth-alert {
    padding: 0.55rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    margin-bottom: 1rem;
}

.forum-auth-alert--error {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: #dc2626;
}

.forum-auth-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.forum-auth-hint--ok { color: #059669; }
.forum-auth-hint--err { color: #dc2626; }
.forum-auth-hint--warn { color: #d97706; }

.forum-password-strength {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-top: 0.4rem;
}

.forum-password-strength__bar {
    flex: 1;
    height: 0.28rem;
    border-radius: 999px;
    background: color-mix(in srgb, var(--text-muted) 14%, transparent);
    overflow: hidden;
}

.forum-password-strength__fill {
    display: block;
    height: 100%;
    width: 0;
    border-radius: inherit;
    transition: width 0.22s ease, background-color 0.22s ease;
}

.forum-password-strength__fill--weak { background-color: #ef4444; }
.forum-password-strength__fill--fair { background-color: #f59e0b; }
.forum-password-strength__fill--good { background-color: #3b82f6; }
.forum-password-strength__fill--strong { background-color: #059669; }

.forum-password-strength__label {
    flex: 0 0 auto;
    font-size: 0.75rem;
    font-weight: 600;
    min-width: 2rem;
    text-align: right;
}

.forum-password-strength__label--weak { color: #ef4444; }
.forum-password-strength__label--fair { color: #d97706; }
.forum-password-strength__label--good { color: #2563eb; }
.forum-password-strength__label--strong { color: #059669; }

.forum-auth-switch a {
    color: var(--forum-accent);
    font-weight: 600;
    text-decoration: none;
}

.forum-auth-switch a:hover {
    text-decoration: underline;
}

.forum-input--glass {
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(6px);
    border-color: var(--forum-glass-border);
}

[data-theme="dark"] .forum-input--glass {
    background: rgba(255, 255, 255, 0.06);
}

.forum-input {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    font-size: 0.875rem;
    padding: 0.5rem 0.7rem;
}

.forum-input:focus,
.forum-input:focus-visible {
    border-color: var(--border-color);
    box-shadow: none;
    outline: none;
    background: var(--bg-secondary);
}

.forum-input--glass:focus,
.forum-input--glass:focus-visible {
    box-shadow: none;
    outline: none;
    border-color: var(--forum-glass-border);
    background: rgba(255, 255, 255, 0.55);
}

[data-theme="dark"] .forum-input--glass:focus,
[data-theme="dark"] .forum-input--glass:focus-visible {
    background: rgba(255, 255, 255, 0.1);
}

.forum-captcha-row img.forum-captcha-img {
    height: 42px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    cursor: pointer;
}

.forum-captcha-input {
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.forum-email-code-row {
    display: flex;
    gap: 0.45rem;
}

.forum-email-code-row .forum-input { flex: 1; min-width: 0; }

.forum-article { padding: 1.15rem 1.25rem; }
.forum-article__title { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.65rem; }
.forum-content { white-space: pre-wrap; word-break: break-word; line-height: 1.7; font-size: 0.9375rem; }
.forum-content.forum-content--rich { white-space: normal; overflow-wrap: anywhere; }

.forum-content--rich a {
    color: var(--forum-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
    cursor: pointer;
    word-break: break-all;
}

.forum-content--rich a:hover {
    color: var(--primary-hover, #1d4ed8);
}

.forum-content--rich img,
.forum-content--rich .forum-rich-img {
    display: block;
    max-width: 100% !important;
    width: auto !important;
    height: auto !important;
    margin: 0.75rem 0;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.forum-content--rich .ql-size-small { font-size: 0.8125em; }
.forum-content--rich .ql-size-large,
.forum-content--rich a.ql-size-large { font-size: 1.35em; line-height: 1.45; }
.forum-content--rich .ql-size-huge,
.forum-content--rich a.ql-size-huge { font-size: 1.85em; line-height: 1.35; }

.forum-content--rich a.ql-size-small { font-size: 0.8125em; }

.forum-content--rich .ql-align-center { text-align: center; }
.forum-content--rich .ql-align-right { text-align: right; }
.forum-content--rich .ql-align-justify { text-align: justify; }

.forum-content--rich .ql-indent-1 { padding-left: 2em; }
.forum-content--rich .ql-indent-2 { padding-left: 4em; }
.forum-content--rich .ql-indent-3 { padding-left: 6em; }
.forum-content--rich .ql-indent-4 { padding-left: 8em; }
.forum-content--rich .ql-indent-5 { padding-left: 10em; }
.forum-content--rich .ql-indent-6 { padding-left: 12em; }
.forum-content--rich .ql-indent-7 { padding-left: 14em; }
.forum-content--rich .ql-indent-8 { padding-left: 16em; }

.forum-content--rich h1 { font-size: 1.55rem; font-weight: 700; margin: 0.85rem 0 0.5rem; }
.forum-content--rich h2 { font-size: 1.28rem; font-weight: 700; margin: 0.75rem 0 0.45rem; }
.forum-content--rich h3 { font-size: 1.08rem; font-weight: 700; margin: 0.65rem 0 0.4rem; }

.forum-content--rich blockquote {
    margin: 0.65rem 0;
    padding: 0.45rem 0.75rem;
    border-left: 3px solid var(--forum-accent);
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.forum-content--rich ul,
.forum-content--rich ol {
    padding-left: 1.35rem;
    margin-bottom: 0.65rem;
}

.forum-content--rich li { margin-bottom: 0.25rem; }

.forum-user-link {
    color: var(--text-primary);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    vertical-align: middle;
}

.forum-user-link:hover {
    color: var(--forum-accent);
    text-decoration: none;
}

.forum-user-link:hover .forum-user-avatar {
    border-color: var(--forum-accent);
}

.forum-user-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center;
    flex-shrink: 0;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.forum-user-avatar-fallback {
    font-size: 1.35rem;
    line-height: 1;
    color: var(--text-muted);
    flex-shrink: 0;
}

.forum-profile-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center;
    border: 1px solid var(--border-color);
    flex-shrink: 0;
    background: var(--bg-secondary);
}

.forum-settings-avatar__preview {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.forum-settings-avatar__preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.forum-user-title {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    margin-left: 0.35rem;
    padding: 0.05rem 0.45rem;
    font-size: 0.6875rem;
    font-weight: 600;
    line-height: 1.4;
    border-radius: 3px;
    vertical-align: middle;
}

/* 总管理员 / 管理员：独立于等级体系，视觉更突出 */
.forum-user-title--super-admin {
    color: #991b1b;
    background: linear-gradient(135deg, #fef2f2 0%, #fecaca 45%, #fde68a 100%);
    border: 1px solid rgba(220, 38, 38, 0.45);
    border-radius: 999px;
    padding: 0.12rem 0.55rem;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    box-shadow: 0 1px 6px rgba(220, 38, 38, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.forum-user-title--super-admin i {
    color: #dc2626;
    font-size: 0.75rem;
}

.forum-user-title--admin {
    color: #1e40af;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 55%, #e0e7ff 100%);
    border: 1px solid rgba(37, 99, 235, 0.4);
    border-radius: 999px;
    padding: 0.1rem 0.5rem;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    box-shadow: 0 1px 5px rgba(37, 99, 235, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.forum-user-title--admin i {
    color: #2563eb;
    font-size: 0.72rem;
}

.forum-user-title--lv1 {
    color: #64748b;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
}

.forum-user-title--lv2 {
    color: #0369a1;
    background: #e0f2fe;
    border: 1px solid #bae6fd;
}

.forum-user-title--lv3 {
    color: #15803d;
    background: #ecfdf5;
    border: 1px solid #bbf7d0;
}

.forum-user-title--lv4 {
    color: #7c3aed;
    background: #f5f3ff;
    border: 1px solid #ddd6fe;
}

.forum-user-title--lv5 {
    color: #c2410c;
    background: #fff7ed;
    border: 1px solid #fed7aa;
}

.forum-user-title--lv6 {
    color: #b45309;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #fcd34d;
}

[data-theme="dark"] .forum-user-title--super-admin {
    color: #fecaca;
    background: linear-gradient(135deg, rgba(127, 29, 29, 0.75) 0%, rgba(153, 27, 27, 0.55) 50%, rgba(120, 53, 15, 0.45) 100%);
    border-color: rgba(248, 113, 113, 0.45);
    box-shadow: 0 1px 8px rgba(220, 38, 38, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .forum-user-title--super-admin i {
    color: #fca5a5;
}

[data-theme="dark"] .forum-user-title--admin {
    color: #bfdbfe;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.65) 0%, rgba(37, 99, 235, 0.4) 100%);
    border-color: rgba(96, 165, 250, 0.45);
    box-shadow: 0 1px 8px rgba(37, 99, 235, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .forum-user-title--admin i {
    color: #93c5fd;
}

[data-theme="dark"] .forum-user-title--lv1 {
    color: #cbd5e1;
    background: rgba(51, 65, 85, 0.45);
    border-color: rgba(100, 116, 139, 0.45);
}

[data-theme="dark"] .forum-user-title--lv2 {
    color: #7dd3fc;
    background: rgba(12, 74, 110, 0.35);
    border-color: rgba(56, 189, 248, 0.35);
}

[data-theme="dark"] .forum-user-title--lv3 {
    color: #86efac;
    background: rgba(20, 83, 45, 0.35);
    border-color: rgba(74, 222, 128, 0.35);
}

[data-theme="dark"] .forum-user-title--lv4 {
    color: #c4b5fd;
    background: rgba(76, 29, 149, 0.35);
    border-color: rgba(167, 139, 250, 0.35);
}

[data-theme="dark"] .forum-user-title--lv5 {
    color: #fdba74;
    background: rgba(124, 45, 18, 0.35);
    border-color: rgba(251, 146, 60, 0.35);
}

[data-theme="dark"] .forum-user-title--lv6 {
    color: #fde68a;
    background: rgba(120, 53, 15, 0.45);
    border-color: rgba(252, 211, 77, 0.45);
}

.forum-profile-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.95rem 1.1rem;
}

.forum-profile-header__name {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
}

.forum-section-heading {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.forum-tabs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
}

.forum-tab {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    padding: 0.5rem 0.95rem;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
    line-height: 1.3;
    text-decoration: none !important;
    color: var(--text-secondary);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}

.forum-tab:hover {
    color: var(--forum-accent);
    border-color: color-mix(in srgb, var(--forum-accent) 30%, var(--border-color));
    background: var(--forum-accent-soft);
}

.forum-tab.is-active {
    background: var(--forum-accent);
    border-color: var(--forum-accent);
    color: #fff !important;
    box-shadow: 0 2px 10px color-mix(in srgb, var(--forum-accent) 32%, transparent);
}

.forum-tab.is-active:hover {
    color: #fff !important;
    background: var(--forum-accent);
    border-color: var(--forum-accent);
}

.forum-tab .bi {
    font-size: 0.95em;
    line-height: 1;
}

.forum-admin-tabs {
    padding: 0.5rem 0.6rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    gap: 0.4rem;
}

.forum-tab__count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.15rem;
    height: 1.15rem;
    padding: 0 0.35rem;
    margin-left: 0.2rem;
    font-style: normal;
    font-size: 0.625rem;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    border-radius: 999px;
    background: #f59e0b;
    color: #fff;
}

.forum-tab.is-active .forum-tab__count {
    background: rgba(255, 255, 255, 0.28);
    color: #fff;
}

.forum-admin-table .form-control-sm {
    min-width: 7rem;
}

.forum-admin-table th,
.forum-admin-table td {
    padding: 0.22rem 0.38rem !important;
    vertical-align: middle;
    font-size: 0.6875rem;
}

.forum-admin-table .forum-btn.btn-sm {
    padding: 0.08rem 0.32rem;
    font-size: 0.625rem;
}

.forum-topbar {
    border-radius: 6px;
    border-bottom: 2px solid var(--forum-accent);
}

.forum-card {
    border-radius: 6px;
}

.forum-content--rich p,
.forum-content--rich ul,
.forum-content--rich ol,
.forum-content--rich blockquote,
.forum-content--rich h1,
.forum-content--rich h2,
.forum-content--rich h3 {
    margin-bottom: 0.65rem;
}

.forum-content--rich p code,
.forum-content--rich li code,
.forum-content--rich h1 code,
.forum-content--rich h2 code,
.forum-content--rich h3 code {
    background: rgba(15, 23, 42, 0.08);
    color: #be123c;
    padding: 0.12em 0.38em;
    border-radius: 4px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.875em;
}

[data-theme="dark"] .forum-content--rich p code,
[data-theme="dark"] .forum-content--rich li code {
    background: rgba(255, 255, 255, 0.1);
    color: #fda4af;
}

.forum-code-wrap {
    margin: 0.85rem 0;
    border-radius: var(--radius-md, 8px);
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.15);
    background: #1e293b;
}

.forum-code-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.55rem;
    background: #334155;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.forum-code-lang {
    font-size: 0.6875rem;
    font-weight: 600;
    color: #94a3b8;
    letter-spacing: 0.03em;
    user-select: none;
}

.forum-code-copy {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.55rem;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.06);
    color: #e2e8f0;
    font-size: 0.75rem;
    cursor: pointer;
    transition: background 0.15s ease;
}

.forum-code-copy:hover {
    background: rgba(255, 255, 255, 0.14);
}

.forum-code-copy.is-copied {
    color: #86efac;
    border-color: rgba(134, 239, 172, 0.35);
}

.forum-code-block {
    margin: 0;
    padding: 0.85rem 1rem;
    background: #1e293b;
    color: #e2e8f0;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.8125rem;
    line-height: 1.55;
    overflow-x: auto;
    white-space: pre;
    word-break: normal;
}

.forum-code-block code {
    background: transparent;
    color: inherit;
    padding: 0;
    border-radius: 0;
    font-size: inherit;
    white-space: inherit;
}

.forum-section { padding: 1rem 1.15rem; }
.forum-section--list {
    padding: 0.28rem 0.5rem;
}
.forum-section__title { font-size: 0.9375rem; font-weight: 700; margin-bottom: 0.75rem; }

.forum-section--list .forum-btn.btn-sm,
.forum-admin-todo-item .forum-btn.btn-sm,
.forum-report-item .forum-btn.btn-sm,
.forum-compact-card .forum-btn.btn-sm {
    padding: 0.1rem 0.38rem;
    font-size: 0.625rem;
    line-height: 1.25;
    min-height: 0;
}

.forum-section--list .forum-my-post-item__actions .forum-btn.btn-sm {
    padding: 0.35rem 0.85rem;
    font-size: 0.8125rem;
    line-height: 1.35;
    min-height: 2rem;
    font-weight: 500;
}

.forum-section--list .form-control-sm,
.forum-admin-todo-inline-form .form-control-sm {
    padding: 0.15rem 0.4rem;
    font-size: 0.6875rem;
    min-height: 1.5rem;
}

.forum-compact-card {
    padding: 0.45rem 0.65rem;
    margin-bottom: 0.3rem !important;
}
.forum-compact-card .forum-meta {
    margin-top: 0.1rem;
    margin-bottom: 0.2rem;
}
.forum-compact-card p.small {
    margin-bottom: 0.25rem !important;
    line-height: 1.35;
    font-size: 0.6875rem;
}
.forum-compact-card .d-flex.flex-wrap.gap-2 {
    gap: 0.25rem !important;
}
.forum-compact-card h2.h6 {
    font-size: 0.8125rem;
    margin-bottom: 0.15rem !important;
}

.forum-comment { padding: 0.32rem 0; border-bottom: 1px solid var(--border-color); }
.forum-comment:last-child { border-bottom: none; }
.forum-comment--pinned {
    margin: 0 -0.35rem;
    padding: 0.45rem 0.35rem;
    background: rgba(37, 99, 235, 0.06);
    border-bottom-color: rgba(37, 99, 235, 0.12);
}
.forum-comment__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.35rem;
    margin-bottom: 0.2rem;
}
.forum-comment__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.5rem;
    min-width: 0;
}
.forum-comment__author { font-weight: 600; font-size: 0.8125rem; }
.forum-comment__author .forum-user-link { font-size: inherit; }
.forum-comment__time { font-size: 0.75rem; color: var(--text-muted); }
.forum-comment__pin-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.15rem;
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--forum-accent);
    background: rgba(37, 99, 235, 0.1);
    padding: 0.05rem 0.35rem;
    border-radius: 3px;
}
.forum-comment__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    flex-shrink: 0;
}

.forum-comment-compose {
    margin-bottom: 0.25rem;
}

.forum-comment-compose .forum-input {
    min-height: 6.5rem;
    resize: vertical;
}

.forum-comment-compose__actions {
    display: flex;
    align-items: center;
    width: 100%;
    gap: 1.25rem;
    margin-top: 0.65rem;
    flex-wrap: wrap;
}

.forum-comment-compose__actions .forum-btn--primary {
    margin-left: auto;
}

.forum-comment-emoji-wrap {
    position: relative;
}

.forum-comment-emoji-wrap .forum-btn.is-active {
    background: var(--forum-accent-soft);
    border-color: color-mix(in srgb, var(--forum-accent) 35%, var(--forum-glass-border));
    color: var(--forum-accent) !important;
}

.forum-emoji-panel {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 0;
    z-index: 120;
    width: min(320px, calc(100vw - 2rem));
    background: var(--bg-primary);
    border: none;
    border-radius: calc(var(--radius-md) + 4px);
    box-shadow:
        0 2px 8px rgba(15, 23, 42, 0.04),
        0 12px 36px rgba(15, 23, 42, 0.1);
    padding: 0.35rem 0.35rem 0.45rem;
    overflow: hidden;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity 0.15s ease, transform 0.15s ease;
    pointer-events: none;
}

.forum-emoji-panel.is-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.forum-emoji-panel__arrow {
    display: none;
}

.forum-emoji-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.35rem 0.4rem 0.25rem 0.5rem;
}

.forum-emoji-panel__title {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-muted);
}

.forum-emoji-panel__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.65rem;
    height: 1.65rem;
    border: none;
    border-radius: 999px;
    background: color-mix(in srgb, var(--text-muted) 8%, transparent);
    color: var(--text-muted);
    font-size: 0.7rem;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
}

.forum-emoji-panel__close:hover {
    background: var(--forum-accent-soft);
    color: var(--forum-accent);
}

.forum-emoji-panel__tabs {
    display: flex;
    gap: 0.35rem;
    padding: 0.15rem 0.35rem 0.45rem;
    overflow-x: auto;
    scrollbar-width: none;
    background: transparent;
}

.forum-emoji-panel__tabs::-webkit-scrollbar {
    display: none;
}

.forum-emoji-panel__tab {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.1rem;
    height: 2.1rem;
    border: none;
    background: color-mix(in srgb, var(--text-muted) 6%, transparent);
    border-radius: 999px;
    cursor: pointer;
    transition: background 0.15s ease, transform 0.12s ease;
}

.forum-emoji-panel__tab-icon {
    font-size: 1.1rem;
    line-height: 1;
}

.forum-emoji-panel__tab:hover {
    background: color-mix(in srgb, var(--forum-accent) 12%, transparent);
}

.forum-emoji-panel__tab.is-active {
    background: var(--forum-accent-soft);
    transform: scale(1.05);
}

.forum-emoji-panel__body {
    max-height: 188px;
    overflow-y: auto;
    padding: 0.15rem 0.25rem 0.2rem;
    scrollbar-width: thin;
    scrollbar-color: color-mix(in srgb, var(--text-muted) 25%, transparent) transparent;
}

.forum-emoji-panel__body::-webkit-scrollbar {
    width: 4px;
}

.forum-emoji-panel__body::-webkit-scrollbar-thumb {
    background: color-mix(in srgb, var(--text-muted) 25%, transparent);
    border-radius: 999px;
}

.forum-emoji-panel__grid {
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    gap: 0.15rem;
}

.forum-emoji-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    border: none;
    background: transparent;
    font-size: 1.3rem;
    line-height: 1;
    padding: 0.2rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.12s ease, transform 0.1s ease;
}

.forum-emoji-btn:hover {
    background: var(--forum-accent-soft);
    transform: scale(1.08);
}

.forum-emoji-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1040;
    background: rgba(15, 23, 42, 0.38);
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.forum-emoji-backdrop:not(.d-none) {
    opacity: 1;
    pointer-events: auto;
}

body.forum-emoji-sheet-open {
    overflow: hidden;
}

@media (max-width: 992px) {
    .forum-emoji-panel:not(.forum-emoji-panel--sheet) {
        width: min(300px, calc(100vw - 2.5rem));
    }

    .forum-emoji-panel:not(.forum-emoji-panel--sheet) .forum-emoji-panel__grid {
        grid-template-columns: repeat(7, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .forum-comment-compose .forum-input {
        min-height: 5.5rem;
    }

    .forum-emoji-panel--sheet {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        top: auto;
        width: 100%;
        max-width: none;
        max-height: min(58vh, 460px);
        margin: 0;
        border-radius: 1.125rem 1.125rem 0 0;
        padding: 0.35rem 0.85rem calc(0.85rem + env(safe-area-inset-bottom, 0px));
        box-shadow: 0 -10px 40px rgba(15, 23, 42, 0.14);
        transform: translateY(105%);
        z-index: 1050;
        -webkit-overflow-scrolling: touch;
        transition: opacity 0.2s ease, transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .forum-emoji-panel--sheet.is-visible {
        transform: translateY(0);
    }

    .forum-emoji-panel--sheet::before {
        content: '';
        display: block;
        width: 2.25rem;
        height: 0.28rem;
        margin: 0.15rem auto 0.45rem;
        border-radius: 999px;
        background: color-mix(in srgb, var(--text-muted) 28%, transparent);
    }

    .forum-emoji-panel--sheet .forum-emoji-panel__header {
        padding: 0 0.15rem 0.35rem;
    }

    .forum-emoji-panel--sheet .forum-emoji-panel__title {
        font-size: 0.875rem;
        color: var(--text-primary);
    }

    .forum-emoji-panel--sheet .forum-emoji-panel__close {
        width: 2rem;
        height: 2rem;
        font-size: 0.8125rem;
    }

    .forum-emoji-panel--sheet .forum-emoji-panel__tabs {
        gap: 0.4rem;
        padding: 0.25rem 0.15rem 0.55rem;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x proximity;
    }

    .forum-emoji-panel--sheet .forum-emoji-panel__tab {
        width: 2.5rem;
        height: 2.5rem;
        scroll-snap-align: start;
    }

    .forum-emoji-panel--sheet .forum-emoji-panel__tab-icon {
        font-size: 1.2rem;
    }

    .forum-emoji-panel--sheet .forum-emoji-panel__body {
        max-height: min(42vh, 340px);
        padding: 0.1rem 0.1rem 0.15rem;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
    }

    .forum-emoji-panel--sheet .forum-emoji-panel__grid {
        grid-template-columns: repeat(7, minmax(0, 1fr));
        gap: 0.2rem;
    }

    .forum-emoji-panel--sheet .forum-emoji-btn {
        min-height: 2.75rem;
        font-size: 1.45rem;
        border-radius: 10px;
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }

    .forum-emoji-panel--sheet .forum-emoji-btn:active {
        background: var(--forum-accent-soft);
        transform: scale(0.92);
    }

    .forum-comment-compose__actions {
        flex-direction: row;
        align-items: center;
        gap: 0.85rem;
    }

    .forum-comment-compose__actions .forum-btn--primary {
        width: auto;
        flex: 1 1 auto;
        margin-left: 0;
        justify-content: center;
    }

    .forum-comment-emoji-wrap .forum-btn {
        flex: 0 0 auto;
    }
}

@media (max-width: 576px) {
    .forum-emoji-panel--sheet {
        max-height: min(62vh, 480px);
        padding-left: 0.65rem;
        padding-right: 0.65rem;
    }

    .forum-emoji-panel--sheet .forum-emoji-panel__grid {
        grid-template-columns: repeat(6, minmax(0, 1fr));
        gap: 0.15rem;
    }

    .forum-emoji-panel--sheet .forum-emoji-btn {
        min-height: 2.85rem;
        font-size: 1.5rem;
    }

    .forum-comment-compose__actions {
        flex-direction: column;
        align-items: stretch;
        gap: 0.65rem;
    }

    .forum-comment-compose__actions .forum-btn--primary {
        width: 100%;
    }
}

.forum-comment__body {
    white-space: pre-wrap;
    word-break: break-word;
    line-height: 1.55;
    font-size: 0.875rem;
}

.forum-comment__action-btn {
    padding: 0.15rem 0.4rem !important;
    font-size: 0.6875rem !important;
}

.forum-attach-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.65rem;
    padding: 0.55rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9375rem;
    line-height: 1.45;
}

.forum-attach-item__name {
    font-weight: 500;
    word-break: break-all;
}

.forum-attach-item__size {
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-weight: 400;
}

.forum-category-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.forum-category-picker label {
    cursor: pointer;
    margin: 0;
}

.forum-category-picker input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.forum-category-picker span {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.35rem 0.65rem;
    font-size: 0.8125rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    transition: all 0.12s ease;
}

.forum-category-picker input:checked + span {
    background: var(--forum-accent);
    border-color: var(--forum-accent);
    color: #fff;
}

/* ── 全部帖子列表（经典紧凑表格） ── */
.forum-thread-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-md);
}

.forum-thread-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
    font-size: 0.75rem;
    line-height: 1.35;
}

.forum-thread-table thead th {
    padding: 0.35rem 0.45rem;
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-align: left;
    background: rgba(148, 163, 184, 0.12);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.forum-thread-table__icon {
    width: 1.75rem;
}

.forum-thread-table__title {
    width: auto;
}

.forum-thread-table__board {
    width: 6.5rem;
}

.forum-thread-table__author {
    width: 5.5rem;
}

.forum-thread-table__stats {
    width: 3.25rem;
    text-align: center !important;
}

.forum-thread-table__last {
    width: 5.5rem;
}

.forum-thread-row td {
    padding: 0.28rem 0.45rem;
    vertical-align: middle;
    border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

.forum-thread-row:last-child td {
    border-bottom: none;
}

.forum-thread-row:hover td {
    background: rgba(36, 104, 242, 0.04);
}

.forum-thread-row__icon {
    text-align: center;
    color: var(--text-muted);
}

.forum-thread-icon {
    font-size: 0.8125rem;
    opacity: 0.75;
}

.forum-thread-icon--hot {
    color: #ea580c;
    opacity: 1;
}

.forum-thread-row__title {
    overflow: hidden;
}

.forum-thread-row__title-wrap {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    min-width: 0;
    overflow: hidden;
}

.forum-thread-row__title-wrap .forum-thread-tag {
    flex-shrink: 0;
}

.forum-thread-title {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.forum-thread-title:hover {
    color: var(--forum-accent);
    text-decoration: underline;
}

.forum-thread-title__attach {
    flex-shrink: 0;
    font-size: 0.6875rem;
    color: #64748b;
    opacity: 0.85;
}

.forum-thread-board {
    display: inline-block;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.6875rem;
    color: var(--cat-color, var(--forum-accent));
    text-decoration: none;
}

.forum-thread-board:hover {
    text-decoration: underline;
    color: var(--cat-color, var(--forum-accent));
}

.forum-thread-row__author,
.forum-thread-row__last,
.forum-thread-row__stats {
    overflow: hidden;
}

.forum-thread-row__author,
.forum-thread-row__last {
    line-height: 1.25;
}

.forum-thread-primary {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.6875rem;
}

.forum-thread-primary:hover {
    color: var(--forum-accent);
    text-decoration: underline;
}

.forum-thread-sub {
    display: block;
    font-size: 0.625rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.forum-thread-sub--muted {
    padding-top: 0.1rem;
}

.forum-thread-row__stats {
    text-align: center;
}

.forum-thread-stat {
    display: block;
    font-size: 0.6875rem;
    line-height: 1.2;
}

.forum-thread-stat--reply {
    font-weight: 600;
    color: var(--text-primary);
}

.forum-thread-stat--view {
    font-size: 0.625rem;
    color: var(--text-muted);
}

[data-theme="dark"] .forum-thread-table thead th {
    background: rgba(51, 65, 85, 0.45);
}

[data-theme="dark"] .forum-thread-row td {
    border-bottom-color: rgba(100, 116, 139, 0.25);
}

[data-theme="dark"] .forum-thread-row:hover td {
    background: rgba(36, 104, 242, 0.08);
}

/* 旧卡片列表（个人中心等仍可能引用容器类名） */
.forum-post-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ── 入场动画（已关闭：直接展示） ── */
.forum-animate-in {
    animation: none;
    opacity: 1;
    transform: none;
}

.forum-layout--instant .forum-animate-in {
    animation: none;
    opacity: 1;
    transform: none;
}

/* ── 论坛页：贴紧顶栏导航，去掉 main-content 上下空白 ── */
html.forum-page .main-content {
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    margin-bottom: 0 !important;
}

html.forum-page .forum-layout {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

/* ── 登录 / 注册：半屏透明毛玻璃面板 ── */
html.forum-page-auth .main-content {
    padding: 0 !important;
    margin-bottom: 0 !important;
    max-width: none;
}

html.forum-page-auth .main-content.container-fluid {
    padding-left: 0 !important;
    padding-right: 0 !important;
}

html.forum-page-auth .footer {
    display: none;
}

.forum-auth-shell {
    position: relative;
    min-height: calc(100dvh - 56px);
    width: 100%;
    overflow: hidden;
    isolation: isolate;
}

.forum-auth-visual {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    will-change: transform, opacity;
}

.forum-auth-panel-wrap {
    position: absolute;
    top: 0;
    bottom: 0;
    z-index: 2;
    width: 50%;
    display: flex;
    align-items: stretch;
    pointer-events: none;
    will-change: transform, opacity;
}

.forum-auth-shell--register .forum-auth-panel-wrap {
    left: 0;
}

.forum-auth-shell--login .forum-auth-panel-wrap {
    right: 0;
}

.forum-auth-panel {
    pointer-events: auto;
    width: 100%;
    height: 100%;
    max-width: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(1.5rem, 4vh, 2.5rem) clamp(1.5rem, 5vw, 3.5rem);
    border-radius: 0;
    --forum-glass-bg: rgba(255, 255, 255, 0.46);
    --forum-glass-border: rgba(255, 255, 255, 0.38);
    --forum-glass-blur: 20px;
    box-shadow: none;
}

.forum-auth-shell--register .forum-auth-panel {
    border-right: 1px solid rgba(255, 255, 255, 0.45);
}

.forum-auth-shell--login .forum-auth-panel {
    border-left: 1px solid rgba(255, 255, 255, 0.45);
}

[data-theme="dark"] .forum-auth-panel {
    --forum-glass-bg: rgba(17, 24, 39, 0.52);
    --forum-glass-border: rgba(255, 255, 255, 0.1);
}

.forum-auth-panel .forum-auth-card__head,
.forum-auth-panel .forum-auth-alert,
.forum-auth-panel .forum-auth-form {
    width: 100%;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.forum-auth-panel .forum-btn--auth.forum-btn--primary {
    background: #1a56db;
    color: #ffffff !important;
    border: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: 0 2px 10px rgba(26, 86, 219, 0.35);
    font-weight: 600;
}

.forum-auth-panel .forum-btn--auth.forum-btn--ghost {
    background: rgba(255, 255, 255, 0.72);
    color: #1e293b !important;
    border: 1px solid rgba(148, 163, 184, 0.45);
    backdrop-filter: blur(8px);
    white-space: nowrap;
}

[data-theme="dark"] .forum-auth-panel .forum-btn--auth.forum-btn--ghost {
    background: rgba(255, 255, 255, 0.1);
    color: #f1f5f9 !important;
    border-color: rgba(255, 255, 255, 0.18);
}

@keyframes forumAuthVisualIn {
    from {
        opacity: 0;
        transform: scale(1.02);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes forumAuthPanelInLogin {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes forumAuthPanelInRegister {
    from {
        opacity: 0;
        transform: translateX(-100%);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

.forum-auth-shell--enter .forum-auth-visual {
    animation: none;
    opacity: 1;
    transform: none;
}

.forum-auth-shell--login.forum-auth-shell--enter .forum-auth-panel-wrap {
    animation: none;
    opacity: 1;
    transform: none;
}

.forum-auth-shell--register.forum-auth-shell--enter .forum-auth-panel-wrap {
    animation: none;
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    .forum-auth-shell--enter .forum-auth-visual,
    .forum-auth-shell--login.forum-auth-shell--enter .forum-auth-panel-wrap,
    .forum-auth-shell--register.forum-auth-shell--enter .forum-auth-panel-wrap {
        animation: none;
        opacity: 1;
        transform: none;
    }
}

.forum-auth-shell--exit .forum-auth-panel-wrap,
.forum-auth-shell--exit .forum-auth-visual {
    animation: none;
    transition:
        opacity 0.42s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.42s cubic-bezier(0.4, 0, 0.2, 1);
}

.forum-auth-shell--exit.forum-auth-shell--exit-right .forum-auth-panel-wrap {
    opacity: 0;
    transform: translateX(100%);
}

.forum-auth-shell--exit.forum-auth-shell--exit-right .forum-auth-visual {
    opacity: 0;
}

.forum-auth-shell--exit.forum-auth-shell--exit-left .forum-auth-panel-wrap {
    opacity: 0;
    transform: translateX(-100%);
}

.forum-auth-shell--exit.forum-auth-shell--exit-left .forum-auth-visual {
    opacity: 0;
}

/* ── 响应式 ── */

@media (max-width: 768px) {
    .forum-thread-table-wrap {
        -webkit-overflow-scrolling: touch;
    }

    .forum-board-row__latest-inner {
        justify-content: flex-start;
    }

    .forum-board-row__latest {
        text-align: left;
    }

    .forum-home-stats {
        font-size: 0.6875rem;
        padding: 0.3rem 0.55rem;
    }

    .forum-board-list__head {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.15rem;
    }

    .forum-profile-header {
        flex-direction: column;
        align-items: stretch;
        padding: 0.85rem;
    }

    .forum-profile-header--public {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .forum-profile-header__name {
        font-size: 1.0625rem;
        justify-content: center;
        flex-wrap: wrap;
    }

    .forum-profile-header__meta {
        text-align: center;
    }

    .forum-profile-bio {
        text-align: center;
    }

    .forum-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
    }

    .forum-meta span {
        max-width: 100%;
    }

    .forum-attach-item {
        flex-direction: column;
        align-items: stretch;
        gap: 0.45rem;
    }

    .forum-attach-item > span {
        word-break: break-all;
    }

    .forum-attach-item .forum-btn {
        width: 100%;
        justify-content: center;
    }

    .forum-comment__author .forum-user-link {
        flex-wrap: wrap;
    }

    .forum-comment__head {
        flex-direction: column;
        align-items: stretch;
    }

    .forum-comment__actions {
        width: 100%;
    }

    .forum-comment__actions .forum-btn {
        flex: 1;
        justify-content: center;
    }

    .forum-content--rich .ql-indent-1 { padding-left: 1.25em; }
    .forum-content--rich .ql-indent-2 { padding-left: 2.25em; }
    .forum-content--rich .ql-indent-3 { padding-left: 3.25em; }
    .forum-content--rich .ql-indent-4,
    .forum-content--rich .ql-indent-5,
    .forum-content--rich .ql-indent-6,
    .forum-content--rich .ql-indent-7,
    .forum-content--rich .ql-indent-8 {
        padding-left: 3.25em;
    }

    .forum-content--rich table {
        display: block;
        max-width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .forum-code-wrap {
        max-width: 100%;
    }

    .forum-code-block {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        font-size: 0.75rem;
    }

    .forum-page-actions--admin .forum-btn {
        flex: 1 1 calc(50% - 0.25rem);
        justify-content: center;
        min-height: 2.25rem;
    }

    .forum-page-actions--admin form {
        flex: 1 1 calc(50% - 0.25rem);
        display: flex;
    }

    .forum-page-actions--admin form .forum-btn {
        width: 100%;
    }

    .forum-breadcrumb__current {
        max-width: min(100%, 10rem);
    }
}

/* 平板：半屏面板略增宽，保证表单可读 */
@media (max-width: 1200px) {
    .forum-auth-panel-wrap {
        width: 54%;
    }

    .forum-auth-panel {
        padding: clamp(1.25rem, 3vh, 2rem) clamp(1.25rem, 4vw, 2.5rem);
    }
}

@media (max-width: 992px) {
    .forum-main-grid {
        grid-template-columns: 1fr;
    }

    .forum-home-columns {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .forum-board-row {
        grid-template-columns: 2.75rem 1fr auto;
    }

    .forum-board-row__latest {
        grid-column: 2 / -1;
        text-align: left;
        padding-left: 2.85rem;
    }

    .forum-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 0.55rem;
    }

    .forum-layout--wide {
        width: 100%;
        max-width: none;
        margin-left: 0;
        margin-right: 0;
        padding-left: 0;
        padding-right: 0;
    }

    /* 登录 / 注册：改为底部毛玻璃面板，上方展示背景 */
    html.forum-page-auth .footer {
        display: none;
    }

    .forum-auth-shell {
        min-height: calc(100dvh - 52px);
        min-height: calc(100dvh - 52px - env(safe-area-inset-bottom, 0px));
    }

    .forum-auth-visual {
        background-position: center 18%;
    }

    .forum-auth-shell--register .forum-auth-visual {
        background-position: 72% 15%;
    }

    .forum-auth-shell--login .forum-auth-visual {
        background-position: 28% 15%;
    }

    .forum-auth-panel-wrap {
        top: auto;
        bottom: 0;
        left: 0 !important;
        right: 0 !important;
        width: 100%;
        height: auto;
        min-height: 0;
        max-height: min(92vh, 920px);
        overflow: hidden;
        display: flex;
        flex-direction: column;
    }

    .forum-auth-shell--register .forum-auth-panel-wrap {
        max-height: min(94vh, 940px);
    }

    /* 登录字段较少：面板上移，避免贴底且上方留白过大 */
    .forum-auth-shell--login .forum-auth-panel-wrap {
        top: clamp(8.5rem, 35vh, 12rem);
        bottom: auto;
        max-height: calc(100dvh - 52px - clamp(8.5rem, 35vh, 12rem) - env(safe-area-inset-bottom, 0px));
    }

    .forum-auth-panel {
        border-left: none !important;
        border-right: none !important;
        border-top: 1px solid rgba(255, 255, 255, 0.5);
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        justify-content: flex-start;
        height: auto;
        flex: 1 1 auto;
        min-height: 0;
        max-height: inherit;
        padding: 1.25rem 1.25rem calc(1.5rem + env(safe-area-inset-bottom, 0px));
        overflow-x: hidden;
        overflow-y: auto;
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
        --forum-glass-bg: rgba(255, 255, 255, 0.58);
        --forum-glass-blur: 18px;
    }

    .forum-auth-shell--register .forum-auth-form .mb-3 {
        margin-bottom: 0.65rem !important;
    }

    .forum-auth-shell--register .forum-auth-form .forum-captcha-row.mb-3 {
        margin-bottom: 0.75rem !important;
    }

    [data-theme="dark"] .forum-auth-panel {
        --forum-glass-bg: rgba(17, 24, 39, 0.65);
    }

    .forum-auth-panel .forum-auth-card__head,
    .forum-auth-panel .forum-auth-alert,
    .forum-auth-panel .forum-auth-form {
        max-width: 440px;
    }

    @keyframes forumAuthPanelInLogin {
        from {
            opacity: 0;
            transform: translateY(100%);
        }
        to {
            opacity: 1;
            transform: none;
        }
    }

    @keyframes forumAuthPanelInRegister {
        from {
            opacity: 0;
            transform: translateY(100%);
        }
        to {
            opacity: 1;
            transform: none;
        }
    }

    .forum-auth-shell--exit.forum-auth-shell--exit-right .forum-auth-panel-wrap,
    .forum-auth-shell--exit.forum-auth-shell--exit-left .forum-auth-panel-wrap {
        opacity: 0;
        transform: translateY(100%);
    }
}

@media (max-width: 768px) {
    .forum-post-grid {
        grid-template-columns: 1fr;
    }

    .forum-topbar {
        flex-direction: column;
        align-items: stretch;
        gap: 0.65rem;
        padding: 0.75rem 0.85rem;
    }

    .forum-topbar__brand {
        flex: none;
    }

    .forum-topbar__title {
        font-size: 1rem;
    }

    .forum-topbar__stats {
        order: 3;
    }

    .forum-topbar__actions {
        margin-left: 0;
        width: 100%;
    }

    .forum-topbar__actions .forum-btn {
        flex: 1 1 auto;
        justify-content: center;
    }

    .forum-categories {
        gap: 0.35rem;
        padding-bottom: 0.5rem;
        margin-left: -0.15rem;
        margin-right: -0.15rem;
        padding-left: 0.15rem;
        padding-right: 0.15rem;
    }

    .forum-cat-chip {
        padding: 0.35rem 0.65rem;
        font-size: 0.75rem;
    }

    .forum-section-block__head {
        flex-wrap: wrap;
        gap: 0.25rem 0.5rem;
    }

    .forum-section-block__title {
        font-size: 0.875rem;
    }

    .forum-thread-table__board,
    .forum-thread-table__last,
    .forum-thread-row__board,
    .forum-thread-row__last {
        display: none;
    }

    .forum-thread-table__author {
        width: 4.5rem;
    }

    .forum-thread-table__stats {
        width: 2.75rem;
    }

    .forum-featured-card {
        flex: 0 0 min(190px, 78vw);
    }

    .forum-scroll-row {
        gap: 0.5rem;
        margin-left: -0.15rem;
        margin-right: -0.15rem;
        padding-left: 0.15rem;
        padding-right: 0.15rem;
    }

    .forum-hero {
        padding: 0.85rem 1rem;
    }

    .forum-hero__title {
        font-size: 1rem;
    }

    .forum-article {
        padding: 1rem;
    }

    .forum-article__title {
        font-size: 1.0625rem;
    }

    .forum-section {
        padding: 0.85rem 1rem;
    }

    .forum-auth-panel-wrap {
        max-height: min(94vh, 940px);
    }

    .forum-auth-shell--register .forum-auth-panel-wrap {
        max-height: min(96vh, 960px);
    }

    .forum-auth-shell--login .forum-auth-panel-wrap {
        top: clamp(7.5rem, 32vh, 10.5rem);
        max-height: calc(100dvh - 52px - clamp(7.5rem, 32vh, 10.5rem) - env(safe-area-inset-bottom, 0px));
    }

    .forum-auth-panel {
        padding: 1.15rem 1rem calc(1.25rem + env(safe-area-inset-bottom, 0px));
    }

    .forum-auth-card__title {
        font-size: 1.0625rem;
    }

    .forum-auth-card__sub {
        font-size: 0.75rem;
    }

    .forum-captcha-row img.forum-captcha-img {
        height: 38px;
    }
}

@media (max-width: 576px) {
    .forum-home-columns {
        grid-template-columns: 1fr;
    }

    .forum-compact-list {
        max-height: none;
    }

    .forum-board-row {
        grid-template-columns: 2.25rem 1fr;
        padding: 0.55rem 0.65rem;
    }

    .forum-board-row__stats {
        display: none;
    }

    .forum-board-row__latest {
        grid-column: 1 / -1;
        padding-left: 0;
    }

    .forum-board-row__desc {
        font-size: 0.625rem;
    }

    /* 帖子列表：移动端卡片式 */
    .forum-thread-table-wrap {
        overflow: visible;
        background: transparent;
        border: none;
    }

    .forum-thread-table {
        display: block;
    }

    .forum-thread-table thead {
        display: none;
    }

    .forum-thread-table tbody {
        display: block;
    }

    .forum-thread-row {
        display: block;
        margin-bottom: 0.35rem;
        padding: 0.55rem 0.65rem;
        background: var(--forum-glass-bg);
        border: 1px solid var(--forum-glass-border);
        border-radius: var(--radius-md);
    }

    .forum-thread-row:last-child {
        margin-bottom: 0;
    }

    .forum-thread-row td {
        display: block;
        padding: 0;
        border: none;
    }

    .forum-thread-row:hover td,
    .forum-thread-row--pinned td {
        background: transparent;
    }

    .forum-thread-row__icon,
    .forum-thread-row__board,
    .forum-thread-row__last {
        display: none !important;
    }

    .forum-thread-row__title {
        margin-bottom: 0.35rem;
    }

    .forum-thread-row__title-wrap .forum-thread-title {
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .forum-thread-row__author,
    .forum-thread-row__stats {
        display: inline-block;
        width: auto;
        vertical-align: top;
        padding-top: 0.15rem;
    }

    .forum-thread-row__author {
        max-width: 62%;
    }

    .forum-thread-row__stats {
        float: right;
        text-align: right;
    }

    .forum-thread-row::after {
        content: '';
        display: table;
        clear: both;
    }

    .forum-article {
        padding: 0.85rem;
    }

    .forum-article__title {
        font-size: 1rem;
        line-height: 1.4;
        word-break: break-word;
    }

    .forum-section {
        padding: 0.75rem 0.85rem;
    }

    .forum-section__title {
        font-size: 0.875rem;
    }

    .forum-content {
        font-size: 0.875rem;
    }

    .forum-content--rich h1 { font-size: 1.25rem; }
    .forum-content--rich h2 { font-size: 1.1rem; }
    .forum-content--rich h3 { font-size: 1rem; }

    .forum-page-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .forum-page-actions .forum-btn,
    .forum-page-actions--admin .forum-btn,
    .forum-page-actions--admin form {
        width: 100%;
        flex: none;
    }

    .forum-page-actions--admin {
        padding: 0.65rem;
    }

    .forum-breadcrumb {
        font-size: 0.75rem;
    }

    .forum-breadcrumb__current {
        max-width: 100%;
        display: block;
        margin-top: 0.15rem;
        white-space: nowrap;
    }

    .forum-breadcrumb .mx-1 {
        display: none;
    }

    .forum-email-code-row {
        flex-direction: column;
    }

    .forum-email-code-row .forum-btn {
        width: 100%;
        justify-content: center;
    }

    .forum-stat-pill {
        font-size: 0.6875rem;
        padding: 0.2rem 0.5rem;
    }

    .forum-topbar__actions {
        flex-direction: column;
    }

    .forum-topbar__actions .forum-btn {
        width: 100%;
    }

    .forum-thread-title {
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

    .forum-my-post-item {
        flex-direction: column;
        align-items: stretch;
    }

    .forum-my-post-item__actions {
        width: 100%;
    }

    .forum-my-post-item__actions .forum-btn {
        flex: 1;
        justify-content: center;
    }

    .forum-tabs {
        flex-direction: column;
        align-items: stretch;
    }

    .forum-tabs .forum-btn,
    .forum-tabs .forum-tab {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .forum-tabs .ms-auto {
        margin-left: 0 !important;
    }

    .forum-auth-panel-wrap {
        max-height: min(96vh, 980px);
    }

    .forum-auth-shell--register .forum-auth-panel-wrap {
        max-height: min(98vh, 1000px);
    }

    .forum-auth-shell--login .forum-auth-panel-wrap {
        top: clamp(7rem, 30vh, 9.5rem);
        max-height: calc(100dvh - 52px - clamp(7rem, 30vh, 9.5rem) - env(safe-area-inset-bottom, 0px));
    }

    .forum-auth-panel .forum-auth-card__head,
    .forum-auth-panel .forum-auth-alert,
    .forum-auth-panel .forum-auth-form {
        max-width: none;
    }

    .forum-pagination .pagination {
        justify-content: center;
        flex-wrap: wrap;
    }
}

/* 横屏手机：压缩面板高度，保留上方背景 */
@media (max-height: 520px) and (orientation: landscape) {
    .forum-auth-shell {
        min-height: 100dvh;
    }

    .forum-auth-panel-wrap {
        min-height: auto;
        max-height: 100%;
        height: 100%;
        top: 0;
        bottom: 0;
        width: min(52%, 420px);
        overflow: hidden;
        display: flex;
        flex-direction: column;
    }

    .forum-auth-shell--register .forum-auth-panel-wrap {
        left: 0 !important;
        right: auto !important;
        max-height: 100%;
    }

    .forum-auth-shell--login .forum-auth-panel-wrap {
        right: 0 !important;
        left: auto !important;
    }

    .forum-auth-panel {
        border-radius: 0;
        border-top: none;
        justify-content: flex-start;
        height: auto;
        flex: 1 1 auto;
        min-height: 0;
        padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom, 0px));
        overflow-x: hidden;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .forum-auth-shell--register .forum-auth-panel {
        border-right: 1px solid rgba(255, 255, 255, 0.45);
    }

    .forum-auth-shell--login .forum-auth-panel {
        border-left: 1px solid rgba(255, 255, 255, 0.45);
    }

    @keyframes forumAuthPanelInLogin {
        from {
            opacity: 0;
            transform: translateX(100%);
        }
        to {
            opacity: 1;
            transform: none;
        }
    }

    @keyframes forumAuthPanelInRegister {
        from {
            opacity: 0;
            transform: translateX(-100%);
        }
        to {
            opacity: 1;
            transform: none;
        }
    }

    .forum-auth-shell--exit.forum-auth-shell--exit-right .forum-auth-panel-wrap {
        transform: translateX(100%);
    }

    .forum-auth-shell--exit.forum-auth-shell--exit-left .forum-auth-panel-wrap {
        transform: translateX(-100%);
    }
}

/* 用户举报列表（管理后台） */
.forum-report-list {
    display: flex;
    flex-direction: column;
    gap: 0.22rem;
}

.forum-report-item {
    padding: 0.38rem 0.5rem;
    border: 1px solid var(--forum-border, rgba(0, 0, 0, 0.08));
    border-radius: 0.3rem;
    background: var(--forum-surface, #fff);
    font-size: 0.6875rem;
    line-height: 1.35;
}

.forum-report-item > .d-flex,
.forum-report-item > .forum-report-item__users,
.forum-report-item > p,
.forum-report-item > .forum-report-resolve {
    margin-bottom: 0.22rem !important;
}

.forum-report-item .badge {
    font-size: 0.625rem;
    padding: 0.12em 0.35em;
}

.forum-report-item > *:last-child {
    margin-bottom: 0 !important;
}

.forum-report-item--done {
    opacity: 0.85;
}

.forum-report-item__users {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.25rem;
}

.forum-report-resolve {
    max-width: 480px;
}

@media (max-width: 576px) {
    .forum-report-item__users {
        flex-direction: column;
        align-items: flex-start;
    }

    .forum-report-item__users .mx-2 {
        display: none;
    }
}

/* 消息系统 */
.forum-msg-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.125rem;
    height: 1.125rem;
    padding: 0 0.35rem;
    margin-left: 0.35rem;
    font-size: 0.6875rem;
    font-weight: 700;
    font-style: normal;
    line-height: 1;
    color: #fff;
    background: #e53935;
    border-radius: 999px;
    vertical-align: middle;
}

.forum-msg-badge--inline {
    margin-left: 0.5rem;
    vertical-align: text-top;
}

.forum-msg-dot {
    display: inline-block;
    width: 0.5rem;
    height: 0.5rem;
    margin-left: 0.35rem;
    background: #e53935;
    border-radius: 50%;
    vertical-align: middle;
}

.forum-msg-list {
    display: flex;
    flex-direction: column;
}

.forum-msg-item {
    display: flex;
    align-items: flex-start;
    gap: 0.55rem;
    padding: 0.55rem 0.65rem;
    min-height: 0;
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid var(--forum-border, rgba(0, 0, 0, 0.06));
    transition: background 0.15s ease;
}

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

.forum-msg-item:hover {
    background: rgba(0, 0, 0, 0.03);
    color: inherit;
}

.forum-msg-item--unread {
    background: rgba(229, 57, 53, 0.04);
}

.forum-msg-item--unread .forum-msg-item__title {
    font-weight: 600;
}

.forum-msg-item__icon {
    flex-shrink: 0;
    width: 1.75rem;
    height: 1.75rem;
    margin-top: 0.05rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--forum-surface-muted, rgba(0, 0, 0, 0.05));
    color: var(--forum-text-muted, #666);
    font-size: 0.875rem;
}

.forum-msg-item__body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
    line-height: 1.45;
}

.forum-msg-item__title {
    font-size: 0.9375rem;
    margin-bottom: 0;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    width: 100%;
}

.forum-msg-item__preview {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.8125rem;
    line-height: 1.45;
    color: var(--text-muted, #64748b);
    width: 100%;
}

.forum-msg-item__time {
    flex-shrink: 0;
    font-size: 0.75rem;
    line-height: 1.35;
    color: var(--text-muted, #64748b);
    margin-top: 0.15rem;
}

.forum-section--list .forum-empty {
    padding: 0.85rem 0 !important;
}

/* 管理员消息待办 */
.forum-admin-todo-list {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.forum-admin-todo-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.35rem 0.55rem;
    align-items: center;
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--forum-border, rgba(0, 0, 0, 0.07));
    border-radius: 0.3rem;
    background: var(--forum-surface, #fff);
    font-size: 0.8125rem;
    line-height: 1.45;
}

.forum-admin-todo-item__main {
    display: flex;
    align-items: flex-start;
    gap: 0.35rem;
    min-width: 0;
    grid-column: 1;
}

.forum-admin-todo-item__tag {
    flex-shrink: 0;
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.15em 0.45em;
    line-height: 1.25;
    margin-top: 0.1rem;
}

.forum-admin-todo-item__content {
    flex: 1;
    min-width: 0;
}

.forum-admin-todo-item__line1 {
    display: flex;
    align-items: baseline;
    gap: 0.35rem;
    min-width: 0;
}

.forum-admin-todo-item__line2 {
    font-size: 0.8125rem;
    line-height: 1.45;
    margin-top: 0.15rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.forum-admin-todo-item__line2 a {
    color: inherit;
}

.forum-admin-todo-item__title {
    flex: 1 1 auto;
    min-width: 0;
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: inherit;
    text-decoration: none;
}

a.forum-admin-todo-item__title:hover {
    color: var(--forum-accent);
}

.forum-admin-todo-item__time {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: var(--text-muted, #64748b);
    white-space: nowrap;
}

.forum-admin-todo-item__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.2rem;
    grid-column: 2;
    grid-row: 1;
}

.forum-admin-todo-item--report {
    grid-template-columns: minmax(0, 1fr);
}

.forum-admin-todo-item--report .forum-admin-todo-item__actions {
    grid-column: 1;
    grid-row: 2;
    justify-content: flex-start;
}

.forum-admin-todo-inline-form {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.2rem;
    width: 100%;
}

.forum-admin-todo-inline-form .form-control {
    flex: 1 1 6rem;
    max-width: 10rem;
    min-width: 5rem;
}

.forum-msg-detail__body {
    white-space: pre-wrap;
    word-break: break-word;
    line-height: 1.65;
}

.forum-btn--with-badge {
    position: relative;
}

.nav-resource-btn--with-badge {
    position: relative;
}

.nav-msg-badge {
    position: absolute;
    top: -0.25rem;
    right: -0.35rem;
    min-width: 1rem;
    height: 1rem;
    padding: 0 0.25rem;
    font-size: 0.625rem;
    font-weight: 700;
    line-height: 1rem;
    text-align: center;
    color: #fff;
    background: #e53935;
    border-radius: 999px;
    pointer-events: none;
}

@media (max-width: 576px) {
    .forum-msg-item {
        flex-wrap: wrap;
        align-items: flex-start;
        padding: 0.55rem 0.5rem;
    }

    .forum-msg-item__body {
        gap: 0.15rem;
    }

    .forum-msg-item__title {
        max-width: 100%;
    }

    .forum-msg-item__time {
        width: 100%;
        padding-left: 2.3rem;
        margin-top: 0;
    }

    .forum-admin-todo-item {
        grid-template-columns: 1fr;
    }

    .forum-admin-todo-item__actions {
        grid-column: 1;
        grid-row: 2;
        justify-content: flex-start;
    }

    .forum-admin-todo-item--report .forum-admin-todo-item__actions {
        grid-row: 3;
    }
}

/* 兜底：论坛全站输入框无聚焦蓝色光晕（覆盖 base / Bootstrap） */
.forum-layout .form-control:focus,
.forum-layout .form-control:focus-visible,
.forum-layout textarea.form-control:focus,
.forum-layout textarea.form-control:focus-visible,
.forum-auth-shell .form-control:focus,
.forum-auth-shell .form-control:focus-visible,
html.forum-page .form-control:focus,
html.forum-page .form-control:focus-visible,
html.forum-page-auth .form-control:focus,
html.forum-page-auth .form-control:focus-visible,
[data-theme="dark"] .forum-layout .form-control:focus,
[data-theme="dark"] .forum-layout .form-control:focus-visible,
[data-theme="dark"] .forum-layout textarea.form-control:focus,
[data-theme="dark"] .forum-layout textarea.form-control:focus-visible,
[data-theme="dark"] .forum-auth-shell .form-control:focus,
[data-theme="dark"] .forum-auth-shell .form-control:focus-visible,
[data-theme="dark"] html.forum-page .form-control:focus,
[data-theme="dark"] html.forum-page .form-control:focus-visible,
[data-theme="dark"] html.forum-page-auth .form-control:focus,
[data-theme="dark"] html.forum-page-auth .form-control:focus-visible {
    box-shadow: none !important;
    outline: none !important;
    border-color: var(--border-color) !important;
    --bs-box-shadow: none;
    --bs-focus-ring-width: 0;
    --bs-focus-ring-opacity: 0;
}