gap: 8px;
    min-height: 88px;
    border-radius: 18px;
    background: var(--surface-2);
    color: var(--color-ink-3);
    text-decoration: none;
}

.tabbar-add-panel__item i {
    font-size: 22px;
    color: var(--color-accent);
}

.tabbar-add-panel__item span {
    font-size: 13px;
    font-weight: 600;
}

.tabbar-search-overlay {
    position: fixed;
    inset: 0;
    z-index: 953;
    background: rgba(15, 23, 42, 0.58);
    display: flex;
    align-items: stretch;
    justify-content: center;
}

.tabbar-search-overlay__dialog {
    width: 100%;
    min-height: 100%;
    background: var(--surface-1);
    padding: 18px 16px calc(24px + env(safe-area-inset-bottom, 0px));
}

.tabbar-search-overlay__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.tabbar-search-overlay__close {
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 50%;
    background: var(--surface-2);
    color: var(--color-ink-3);
}

.tabbar-search-overlay__form {
    display: grid;
    grid-template-columns: 20px 1fr auto;
    gap: 10px;
    align-items: center;
    padding: 14px 14px 14px 12px;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.55);
    box-shadow: var(--shadow-sm);
    background: var(--surface-4);
}

.tabbar-search-overlay__icon {
    color: var(--color-ink-4);
}

.tabbar-search-overlay__form input {
    min-width: 0;
    border: 0;
    background: transparent;
    color: var(--color-ink);
    font-size: 15px;
    outline: none;
}

.tabbar-search-overlay__submit {
    border: 0;
    border-radius: 12px;
    padding: 10px 14px;
    background: var(--color-accent);
    color: #fff;
    font-weight: 700;
}

.tabbar-search-overlay__types {
    display: flex;
    gap: 8px;
    margin-top: 14px;
}

.tabbar-search-overlay__type {
    border: 0;
    border-radius: 999px;
    padding: 9px 14px;
    background: var(--surface-2);
    color: var(--color-ink-3);
    font-size: 13px;
    font-weight: 600;
}

.tabbar-search-overlay__type.is-active {
    background: var(--color-accent-soft);
    color: var(--color-accent);
}

.tabbar-search-overlay__section {
    margin-top: 20px;
}

.tabbar-search-overlay__section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.tabbar-search-overlay__label {
    color: var(--color-ink-3);
    font-size: 13px;
    font-weight: 700;
}

.tabbar-search-overlay__clear {
    border: 0;
    background: transparent;
    color: var(--color-accent);
    font-size: 12px;
    font-weight: 700;
}

.tabbar-search-overlay__history,
.tabbar-search-overlay__suggestions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tabbar-search-overlay__history-item,
.tabbar-search-overlay__suggestion-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 16px;
    padding: 12px 14px;
    background: var(--surface-4);
    box-shadow: var(--shadow-sm);
    color: var(--color-ink-3);
    text-decoration: none;
    text-align: left;
}

.tabbar-search-overlay__history-item i {
    color: var(--color-accent);
}

.tabbar-search-overlay__history-item span,
.tabbar-search-overlay__suggestion-item span {
    flex: 1;
    min-width: 0;
    font-size: 14px;
    font-weight: 600;
}

.tabbar-search-overlay__suggestion-item small {
    color: var(--color-ink-4);
    font-size: 12px;
}

.tabbar-search-overlay__empty {
    padding: 14px;
    border-radius: 16px;
    background: var(--surface-2);
    color: var(--color-ink-4);
    font-size: 13px;
    text-align: center;
}

.tabbar-search-overlay__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tabbar-search-overlay__tag {
    padding: 10px 14px;
    border-radius: 999px;
    background: var(--surface-2);
    color: var(--color-ink-3);
    text-decoration: none;
    font-size: 13px;
}

body.tabbar-search-open,
body.tabbar-add-open {
    overflow: hidden;
}

/* 滚动时隐藏 tabbar（可选，通过 JS 添加 class） */
.footer-tabbar.scrolling-hide {
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

/* 向下滚动隐藏，向上滚动显示 */
.footer-tabbar.scroll-down-hide {
    transition: transform 0.3s ease;
}

.footer-tabbar.scroll-down-hide.is-hidden {
    transform: translateY(120%);
}

/* 返回顶部包裹项（首页按钮 + 返回顶部切换） */
.tabbar-ontop-wrap {
    position: relative;
}

.tabbar-ontop-wrap .tabbar-ontop-btn {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 4px 12px;
    color: var(--color-primary);
    font-size: 13px;
    text-decoration: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.tabbar-ontop-wrap .tabbar-ontop-btn i {
    font-size: 18px;
    line-height: 1;
}

.tabbar-ontop-wrap .tabbar-ontop-btn span {
    font-weight: 500;
    line-height: 1;
    transform: scale(0.8);
    transform-origin: center top;
}

.tabbar-ontop-wrap.is-scrolled .tabbar-ontop-btn {
    display: flex;
}

.tabbar-ontop-wrap.is-scrolled > .tabbar-item:not(.tabbar-ontop-btn) {
    opacity: 0;
    pointer-events: none;
}

/* ============================================================
 * 暗色模式适配
 * ============================================================ */
.theme-dark .site-footer,
html.dark .site-footer {
    background: var(--surface-1);
}

.theme-dark .float-btn,
html.dark .float-btn {
    background: var(--float-btn-bg);
    box-shadow: var(--shadow-sm);
}

.theme-dark .footer-tabbar,
html.dark .footer-tabbar {
    background: var(--blur-bg);
    box-shadow: 0 -1px 3px rgba(0, 0, 0, 0.20);
}

/* ============================================================
 * 旧版 back-to-top 按钮兼容（隐藏，用浮动按钮代替）
 * ============================================================ */
.back-to-top {
    display: none !important;
}

/* ============================================================
 * 页脚布局模板变体
 * ============================================================ */

/* 紧凑模板：单行版权 + 链接 */
.site-footer--compact .site-footer__grid {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
}

.site-footer--compact .site-footer__brand {
    flex: 1 1 100%;
}