.search-carousel-input-shell {
    --search-carousel-font-size: 15px;
    --search-carousel-keyword-color: #666666;
    --search-carousel-hint-color: #8f8f8f;
    position: relative;
    display: flex;
    align-items: center;
    flex: 1 1 auto;
    min-width: 0;
    height: 100%;
}

.search-carousel-input-shell--top {
    --search-carousel-font-size: 18px;
}

.search-carousel-input-shell--site {
    --search-carousel-hint-color: #999999;
    --search-carousel-site-align-start: 24px;
    align-self: stretch;
    height: auto;
}

.search-carousel-input-shell--site > input[type="search"] {
    height: 100%;
    padding-left: var(--search-carousel-site-align-start);
}

.search-carousel-input-shell > input[type="search"] {
    width: 100%;
}

.search-carousel-placeholder {
    position: absolute;
    z-index: 1;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: .72em;
    min-width: 0;
    overflow: hidden;
    color: #171a20;
    font-family: inherit;
    font-size: var(--search-carousel-font-size);
    line-height: 1.25;
    pointer-events: none;
    text-align: left;
    transform: translate3d(0, 0, 0);
    transition: opacity .22s cubic-bezier(.4, 0, 1, 1),
        transform .28s cubic-bezier(.4, 0, .2, 1);
    will-change: opacity, transform;
    white-space: nowrap;
}

.search-carousel-input-shell--site .search-carousel-placeholder {
    right: 24px;
    left: var(--search-carousel-site-align-start);
}

.search-carousel-placeholder.is-leaving {
    opacity: 0;
    transform: translate3d(0, -58%, 0);
}

.search-carousel-placeholder.is-entering {
    opacity: 0;
    transform: translate3d(0, 58%, 0);
    transition: none;
}

.search-carousel-placeholder.is-hidden {
    display: none;
}

.search-carousel-placeholder__keyword,
.search-carousel-placeholder__hint {
    flex: 0 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-carousel-placeholder__keyword {
    max-width: 90%;
    color: var(--search-carousel-keyword-color);
    font-weight: 500;
}

.search-carousel-placeholder__hint {
    max-width: 43%;
    color: var(--search-carousel-hint-color);
    font-size: inherit;
    font-weight: 400;
    letter-spacing: 0;
}

.search-carousel-placeholder.has-hint .search-carousel-placeholder__keyword {
    max-width: 52%;
}

.search-page-cancel {
    flex: 0 0 auto;
    display: none;
    align-items: center;
    justify-content: center;
    min-width: 48px;
    min-height: 44px;
    padding: 0 2px;
    border: 0;
    background: transparent;
    color: var(--text, #333333);
    font: inherit;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
}

.mobile-search-overlay {
    display: none;
}

@media (max-width: 767px) {
    html.mobile-search-overlay-open,
    body.mobile-search-overlay-open {
        overflow: hidden;
        overscroll-behavior: none;
    }

    .mobile-search-overlay {
        --page-bg: #f4f4f4;
        --surface: #ffffff;
        --line: #e5e5e5;
        --text: #22252b;
        --muted: #8f8f8f;
        --search-accent: var(--template-primary);
        --search-accent-deep: var(--template-primary-deep);
        position: fixed;
        z-index: 10000;
        inset: 0;
        display: block;
        min-height: 100vh;
        min-height: 100dvh;
        overflow-x: hidden;
        overflow-y: auto;
        overscroll-behavior: contain;
        background: var(--page-bg, #f5f5f5);
        color: var(--text);
        font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
        opacity: 0;
        visibility: hidden;
        transition: opacity .18s ease, visibility .18s ease;
        -webkit-overflow-scrolling: touch;
    }

    .mobile-search-overlay[hidden] {
        display: none;
    }

    .mobile-search-overlay.is-open {
        opacity: 1;
        visibility: visible;
    }

    .mobile-search-overlay__surface {
        width: 100%;
        min-height: 100vh;
        min-height: 100dvh;
        transform: translate3d(0, 8px, 0);
        transition: transform .22s cubic-bezier(.2, .8, .2, 1);
    }

    .mobile-search-overlay.is-open .mobile-search-overlay__surface {
        transform: translate3d(0, 0, 0);
    }

    .mobile-search-overlay .mobile-search-overlay__header {
        position: sticky;
        top: 0;
        z-index: 3;
        display: flex;
        align-items: center;
        gap: 10px;
        padding-right: 4px;
        padding-bottom: 12px;
        padding-left: 4px;
        padding-top: max(12px, env(safe-area-inset-top));
        background: var(--page-bg);
        border-bottom: 1px solid rgba(0, 0, 0, .05);
        box-shadow: 0 3px 14px rgba(0, 0, 0, .035);
    }

    .mobile-search-overlay .mobile-search-overlay__type-filter {
        position: relative;
        z-index: 4;
        display: block;
        flex: 0 0 auto;
        white-space: nowrap;
    }

    .mobile-search-overlay .search-type-filter__trigger {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: .9vw;
        height: 8.8vw;
        min-width: 18.4vw;
        padding: 0 1.7vw;
        border: 0;
        border-radius: 999px;
        background: #f3f4f6;
        color: #30343b;
        font: inherit;
        font-size: 3.3vw;
        font-weight: 650;
        cursor: pointer;
    }

    .mobile-search-overlay .mobile-search-overlay__type-filter.is-open .search-type-filter__trigger {
        background: #eceef1;
        color: var(--search-accent-deep);
    }

    .mobile-search-overlay .search-type-filter__trigger i {
        width: 1.5vw;
        height: 1.5vw;
        margin-top: -.6vw;
        border-right: .35vw solid currentColor;
        border-bottom: .35vw solid currentColor;
        transform: rotate(45deg);
    }

    .mobile-search-overlay .mobile-search-overlay__type-filter.is-open .search-type-filter__trigger i {
        margin-top: .6vw;
        transform: rotate(225deg);
    }

    .mobile-search-overlay .search-type-filter__emoji {
        font-size: 3.3vw;
        line-height: 1;
    }

    .mobile-search-overlay .search-type-filter__menu {
        position: absolute;
        top: calc(100% + 1.5vw);
        left: 0;
        display: none;
        min-width: 24vw;
        padding: 1vw;
        border: 1px solid var(--line, #e5e5e5);
        border-radius: 2.2vw;
        background: var(--surface, #ffffff);
        box-shadow: 0 3.2vw 7.5vw rgba(21, 31, 47, .14);
    }

    .mobile-search-overlay .mobile-search-overlay__type-filter.is-open .search-type-filter__menu {
        display: grid;
        gap: .4vw;
    }

    .mobile-search-overlay .search-type-filter__option {
        display: inline-flex;
        align-items: center;
        gap: 1.5vw;
        width: 100%;
        min-height: 7.8vw;
        padding: 0 1.7vw;
        border: 0;
        border-radius: 1.5vw;
        background: transparent;
        color: #41454d;
        font: inherit;
        font-size: 3.2vw;
        text-align: left;
    }

    .mobile-search-overlay .search-type-filter__option.is-selected {
        background: #f2f3f5;
        color: var(--search-accent-deep);
        font-weight: 650;
    }

    .mobile-search-overlay__form {
        display: flex;
        flex: 1 1 auto;
        align-items: center;
        gap: 1.6vw;
        min-width: 0;
        height: 50px;
        padding: 0 2.1vw 0 2.7vw;
        border: 1px solid #d8d8d8;
        border-radius: 12px;
        background: var(--surface);
        box-shadow: 0 6px 18px rgba(0, 0, 0, .08);
    }

    .mobile-search-overlay__input {
        flex: 1 1 auto;
        width: auto;
        min-width: 0;
        height: 100%;
        padding: 0;
        border: 0;
        outline: 0;
        background: transparent;
        color: var(--text);
        font: inherit;
        font-size: 4.8vw;
    }

    .mobile-search-overlay__input::placeholder {
        color: #8f8f8f;
    }

    .mobile-search-overlay__content {
        min-height: calc(100dvh - 76px);
        padding-bottom: max(20px, env(safe-area-inset-bottom));
    }

    .mobile-search-overlay__loading {
        margin: 4px;
        padding: 18px 14px;
        border: 1px solid var(--line, #e7e7e7);
        border-radius: 12px;
        background: var(--surface, #ffffff);
        color: var(--muted, #8f8f8f);
        font-size: 3.6vw;
        line-height: 1.5;
        text-align: center;
    }

    .mobile-search-overlay__content > .search-content {
        padding-top: 8px;
    }

    .mobile-search-overlay .search-suggest-panel {
        margin: 0 4px 10px;
        padding: 12px 14px 14px;
        border: 1px solid var(--line);
        border-radius: 12px;
        background: var(--surface);
        box-shadow: 0 6px 18px rgba(0, 0, 0, .05);
    }

    .mobile-search-overlay .search-suggest-title {
        margin: 0;
        color: var(--text);
        font-size: 4.1vw;
        font-weight: 800;
        line-height: 1.4;
    }

    .mobile-search-overlay .search-suggest-list {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 9px;
        margin-top: 10px;
    }

    .mobile-search-overlay .search-suggest-item {
        min-width: 0;
        overflow: hidden;
        color: var(--text);
        font-size: 3.6vw;
        font-weight: 400;
        line-height: 1.35;
        text-decoration: none;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .mobile-search-overlay .search-suggest-empty {
        color: var(--muted);
        font-size: 3.6vw;
        line-height: 1.35;
    }

    .mobile-search-overlay .video-empty {
        color: var(--muted);
        font-size: 3.6vw;
        line-height: 1.35;
    }

    .mobile-search-overlay .search-content {
        padding: 8px 4px 24px;
    }

    .mobile-search-overlay .search-history-bar {
        margin: 0 4px 10px;
        padding: 0;
        border: 0;
        background: transparent;
        box-shadow: none;
    }

    .mobile-search-overlay .search-history-bar[hidden] {
        display: none;
    }

    .mobile-search-overlay .search-history-list {
        display: block;
        overflow: visible;
        border: 0;
        border-radius: 0;
        background: transparent;
        box-shadow: none;
    }

    .mobile-search-overlay .search-history-row {
        display: flex;
        align-items: center;
        min-height: 40px;
        border: 0;
        background: transparent;
    }

    .mobile-search-overlay .search-history-link {
        flex: 1 1 auto;
        display: flex;
        align-items: center;
        gap: 0;
        min-width: 0;
        padding: 0;
        border: 0;
        background: transparent;
        color: var(--text);
        font-size: 3.6vw;
        font-weight: 400;
        line-height: 1.35;
        text-decoration: none;
    }

    .mobile-search-overlay .search-history-icon {
        display: none;
    }

    .mobile-search-overlay .search-history-icon svg {
        display: block;
        width: 100%;
        height: 100%;
        fill: currentColor;
    }

    .mobile-search-overlay .search-history-text {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .mobile-search-overlay .search-history-remove {
        flex: 0 0 auto;
        width: 44px;
        height: 44px;
        padding: 0;
        border: 0;
        background: transparent;
        color: var(--muted);
        font-size: 6vw;
        line-height: 1;
    }

    .mobile-search-overlay .search-history-more,
    .mobile-search-overlay .search-history-clear-all {
        display: block;
        width: 100%;
        min-height: 42px;
        border: 0;
        background: transparent;
        color: var(--muted);
        font-size: 3.8vw;
        text-align: center;
    }

    .mobile-search-overlay .search-history-clear-all {
        color: var(--text);
    }

    .mobile-search-overlay .search-panel {
        padding: 16px;
        border: 1px solid var(--line);
        border-radius: 12px;
        background: var(--surface);
        box-shadow: 0 8px 22px rgba(0, 0, 0, .06);
    }

    .mobile-search-overlay .search-main-title {
        margin: 8px 0 16px;
        color: var(--text);
        font-size: 4.1vw;
        font-weight: 800;
        line-height: 1.25;
    }

    .mobile-search-overlay .search-hot-list {
        margin-top: 20px;
    }

    .mobile-search-overlay .search-hot-item {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        padding: 10px 0;
        color: var(--text);
        text-decoration: none;
    }

    .mobile-search-overlay .search-hot-rank {
        position: static;
        flex: 0 0 auto;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 5.8vw;
        height: 5.8vw;
        padding: 0 1.2vw;
        border-radius: 999px;
        background: var(--surface-muted, #f2f3f5);
        color: var(--muted);
        font-size: 3.2vw;
        font-weight: 700;
        line-height: 1;
    }

    .mobile-search-overlay .search-hot-rank.is-top {
        background: linear-gradient(135deg, var(--search-accent), var(--search-accent-deep));
        color: #ffffff;
        font-size: 4.1vw;
        font-weight: 900;
    }

    .mobile-search-overlay .search-hot-main {
        flex: 1 1 auto;
        min-width: 0;
    }

    .mobile-search-overlay .search-hot-title-row {
        display: flex;
        align-items: center;
        gap: 2vw;
        min-width: 0;
    }

    .mobile-search-overlay .search-hot-title {
        display: block;
        flex: 1 1 auto;
        min-width: 0;
        overflow: hidden;
        color: var(--text);
        font-size: 4.6vw;
        font-weight: 800;
        line-height: 1.35;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .mobile-search-overlay .search-hot-meta {
        display: block;
        margin-top: 5px;
        color: #8f8f8f;
        font-size: 3.6vw;
    }

    .mobile-search-overlay .search-hot-badge {
        flex: 0 0 auto;
        margin-top: 4px;
        padding: 2px 5px;
        border-radius: 4px;
        background: var(--search-accent);
        color: #ffffff;
        font-size: 3.3vw;
        font-weight: 800;
    }

    .search-carousel-input-shell--site {
        --search-carousel-font-size: 4vw;
        --search-carousel-site-align-start: 10px;
    }

    .search-carousel-input-shell--top {
        --search-carousel-font-size: 4.8vw;
    }

    .search-carousel-input-shell--top > input[type="search"] {
        font-size: 4.8vw;
    }

    .search-carousel-input-shell--site .search-carousel-placeholder {
        right: 10px;
    }

    .search-carousel-placeholder {
        gap: .6em;
    }

    .search-page.search-page:not(.has-search-result) .search-topbar {
        padding-right: 12px;
        padding-left: 12px;
    }

    .search-page-cancel {
        display: inline-flex;
        font-size: 4vw;
    }

    /* 短视频搜索完整复用首页浮层样式，仅保留“不显示今日热度”的内容规则。 */
    .mobile-search-overlay.mobile-search-overlay--short .search-hot-meta {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .mobile-search-overlay,
    .mobile-search-overlay__surface {
        transition: none;
    }

    .search-carousel-placeholder {
        transition: none;
    }

    .search-carousel-placeholder.is-leaving,
    .search-carousel-placeholder.is-entering {
        transform: none;
    }
}