/* 站内搜索联想（首页搜索框 + 导航栏搜索框共用） */

.site-search-box {
    position: relative;
}

.site-search-box .search-input {
    padding-left: 46px;
    padding-right: 96px;
    /* 输入框底色是白色，文字必须显式给定颜色，否则会继承页面白字导致看不见 */
    color: #22303f;
    caret-color: #1f6feb;
}

html[data-theme="dark"] .site-search-box .search-input {
    color: #e8e9ec;
    caret-color: #e0b163;
}

.site-search-box__icon {
    position: absolute;
    left: 19px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #a3aebd;
    pointer-events: none;
    z-index: 3;
    transition: color .2s ease;
}

.site-search-box:focus-within .site-search-box__icon,
.site-search-box.is-open .site-search-box__icon {
    color: #1890ff;
}

.site-search-box__clear {
    position: absolute;
    right: 56px;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: #eef1f6;
    color: #7b8794;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 3;
    transition: background .2s ease, color .2s ease;
}

.site-search-box__clear:hover {
    background: #e2e8f0;
    color: #475569;
}

.site-search-box__clear[hidden] {
    display: none;
}

/* 首页搜索区域原本 overflow:hidden 会把下拉面板裁掉，这里放行 */
.search-section {
    overflow: visible;
}

/* ---------------- 下拉面板 ---------------- */
.search-suggest {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 10px);
    z-index: 60;
    max-height: min(72vh, 460px);
    overflow-y: auto;
    overscroll-behavior: contain;
    background: #fff;
    border: 1px solid rgba(15, 23, 42, .07);
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, .18), 0 2px 8px rgba(15, 23, 42, .06);
    text-align: left;
    animation: searchSuggestIn .16s ease-out;
}

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

@keyframes searchSuggestIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.search-suggest-head {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 11px 16px 9px;
    font-size: 12px;
    color: #93a0b1;
    border-bottom: 1px solid #f2f5f9;
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2;
}

.search-suggest-head b {
    color: #1890ff;
    font-weight: 600;
}

.search-suggest-list {
    padding: 6px;
}

.search-suggest-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 10px;
    border-radius: 11px;
    text-decoration: none;
    color: inherit;
    transition: background .16s ease;
}

.search-suggest-item:hover,
.search-suggest-item.is-active {
    background: #f3f8ff;
}

.search-suggest-item.is-active .search-suggest-go {
    opacity: 1;
    transform: translateX(0);
}

.search-suggest-icon {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    background: #f6f8fb;
    overflow: hidden;
}

.search-suggest-icon img {
    width: 24px;
    height: 24px;
    object-fit: contain;
    border-radius: 4px;
    display: block;
}

.search-suggest-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.search-suggest-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: #23303f;
    line-height: 1.35;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-suggest-title em {
    font-style: normal;
    color: #f2662c;
    background: rgba(242, 102, 44, .1);
    border-radius: 3px;
    padding: 0 2px;
}

.search-suggest-tag {
    flex-shrink: 0;
    font-size: 11px;
    font-weight: 400;
    line-height: 1.6;
    padding: 0 6px;
    color: #7d8b9d;
    background: #f1f4f9;
    border-radius: 6px;
}

.search-suggest-desc {
    font-size: 12px;
    color: #8b98aa;
    line-height: 1.5;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-suggest-desc em {
    font-style: normal;
    color: #f2662c;
}

.search-suggest-go {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    color: #b9c3d1;
    opacity: .55;
    transform: translateX(-3px);
    transition: opacity .16s ease, transform .16s ease;
}

.search-suggest-item:hover .search-suggest-go {
    opacity: 1;
    transform: translateX(0);
}

/* 底部「查看全部结果」 */
.search-suggest-all {
    position: sticky;
    bottom: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 11px 16px;
    font-size: 12.5px;
    color: #1890ff;
    text-decoration: none;
    background: #fbfcff;
    border-top: 1px solid #f2f5f9;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: background .16s ease;
}

.search-suggest-all-text {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.search-suggest-all-text b {
    font-weight: 600;
    margin: 0 2px;
}

.search-suggest-all > svg {
    flex-shrink: 0;
    margin-left: auto;
}

.search-suggest-all:hover {
    background: #f1f7ff;
}

/* 空状态 / 错误提示 */
.search-suggest-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 26px 20px 28px;
    text-align: center;
    color: #98a5b6;
}

.search-suggest-empty svg {
    color: #ccd5e1;
    margin-bottom: 2px;
}

.search-suggest-empty p {
    margin: 0;
    font-size: 13.5px;
    color: #5c6a7d;
}

.search-suggest-empty p b {
    color: #f2662c;
    font-weight: 600;
}

.search-suggest-empty span {
    font-size: 12.5px;
    color: #98a5b6;
}

.search-suggest-empty a {
    color: #1890ff;
    text-decoration: none;
    margin-left: 2px;
}

.search-suggest-empty a:hover {
    text-decoration: underline;
}

.search-suggest-error p {
    color: #b2832f;
}

/* 加载骨架 */
.search-suggest-skeleton {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 16px;
}

.search-suggest-skeleton .sk-icon {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    border-radius: 9px;
    background: linear-gradient(90deg, #f1f4f8 25%, #e6ebf2 37%, #f1f4f8 63%);
    background-size: 400% 100%;
    animation: suggestShimmer 1.2s ease infinite;
}

.search-suggest-skeleton .sk-lines {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.search-suggest-skeleton .sk-lines i {
    display: block;
    height: 10px;
    border-radius: 5px;
    background: linear-gradient(90deg, #f1f4f8 25%, #e6ebf2 37%, #f1f4f8 63%);
    background-size: 400% 100%;
    animation: suggestShimmer 1.2s ease infinite;
}

.search-suggest-skeleton .sk-lines i:first-child {
    width: 46%;
}

.search-suggest-skeleton .sk-lines i:last-child {
    width: 72%;
}

@keyframes suggestShimmer {
    0% {
        background-position: 100% 0;
    }

    100% {
        background-position: 0 0;
    }
}

/* ---------------- 移动端 ---------------- */
@media (max-width: 768px) {
    .site-search-box .search-input {
        padding-left: 42px;
        padding-right: 90px;
        font-size: 14px;
    }

    .site-search-box__icon {
        left: 16px;
    }

    .site-search-box__clear {
        right: 52px;
    }

    .search-suggest {
        max-height: 62vh;
        border-radius: 14px;
        top: calc(100% + 8px);
        box-shadow: 0 14px 34px rgba(15, 23, 42, .2);
    }

    .search-suggest-head {
        padding: 10px 13px 8px;
    }

    .search-suggest-list {
        padding: 5px;
    }

    .search-suggest-item {
        gap: 10px;
        padding: 9px 8px;
    }

    .search-suggest-title {
        font-size: 13.5px;
    }

    .search-suggest-icon {
        width: 30px;
        height: 30px;
        border-radius: 8px;
    }

    .search-suggest-icon img {
        width: 22px;
        height: 22px;
    }
}

/* ---------------- 暗色主题 ---------------- */
html[data-theme="dark"] .site-search-box__icon {
    color: #6b7480;
}

html[data-theme="dark"] .site-search-box:focus-within .site-search-box__icon,
html[data-theme="dark"] .site-search-box.is-open .site-search-box__icon {
    color: #d9a441;
}

html[data-theme="dark"] .site-search-box__clear {
    background: rgba(255, 255, 255, .08);
    color: #9b9fa7;
}

html[data-theme="dark"] .site-search-box__clear:hover {
    background: rgba(255, 255, 255, .16);
    color: #e8e9ec;
}

html[data-theme="dark"] .search-suggest {
    background: #16181b;
    border-color: rgba(255, 255, 255, .08);
    box-shadow: 0 20px 50px rgba(0, 0, 0, .6);
}

html[data-theme="dark"] .search-suggest-head {
    background: rgba(22, 24, 27, .96);
    border-bottom-color: rgba(255, 255, 255, .06);
    color: #9b9fa7;
}

html[data-theme="dark"] .search-suggest-head b {
    color: #e0b163;
}

html[data-theme="dark"] .search-suggest-item:hover,
html[data-theme="dark"] .search-suggest-item.is-active {
    background: rgba(217, 164, 65, .1);
}

html[data-theme="dark"] .search-suggest-icon {
    background: rgba(255, 255, 255, .05);
}

html[data-theme="dark"] .search-suggest-title {
    color: #e8e9ec;
}

html[data-theme="dark"] .search-suggest-title em,
html[data-theme="dark"] .search-suggest-desc em {
    color: #f0bf63;
    background: rgba(240, 191, 99, .12);
}

html[data-theme="dark"] .search-suggest-tag {
    background: rgba(255, 255, 255, .06);
    color: #9b9fa7;
}

html[data-theme="dark"] .search-suggest-desc {
    color: #8b98aa;
}

html[data-theme="dark"] .search-suggest-go {
    color: #5a6470;
}

html[data-theme="dark"] .search-suggest-all {
    background: rgba(26, 28, 32, .96);
    border-top-color: rgba(255, 255, 255, .06);
    color: #e0b163;
}

html[data-theme="dark"] .search-suggest-all:hover {
    background: rgba(217, 164, 65, .12);
}

html[data-theme="dark"] .search-suggest-empty p {
    color: #b6bcc6;
}

html[data-theme="dark"] .search-suggest-empty span {
    color: #7d848f;
}

html[data-theme="dark"] .search-suggest-empty svg {
    color: #40474f;
}

html[data-theme="dark"] .search-suggest-empty a {
    color: #e0b163;
}

html[data-theme="dark"] .search-suggest-skeleton .sk-icon,
html[data-theme="dark"] .search-suggest-skeleton .sk-lines i {
    background: linear-gradient(90deg, #1d2025 25%, #262a30 37%, #1d2025 63%);
    background-size: 400% 100%;
}

@media (prefers-reduced-motion: reduce) {
    .search-suggest {
        animation: none;
    }

    .search-suggest-skeleton .sk-icon,
    .search-suggest-skeleton .sk-lines i {
        animation: none;
    }
}