/* ============================================
   Search Modal
   说明：
   1. 导航栏只保留搜索入口按钮
   2. 真实搜索交互在全局命令面板中完成
   3. 第一版暂不展示文章摘要，重点做好层级和键盘体验
   ============================================ */

body.search-open {
    overflow: hidden;
}

/* 搜索入口按钮：
   保持克制，不抢导航主内容，但能明确表达可搜索。 */
.search-trigger {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border: 1px solid var(--borderColor-default, #d1d9e0);
    border-radius: 999px;
    background: color-mix(in srgb, var(--bgColor-default, #fff) 92%, var(--bgColor-muted, #f6f8fa));
    color: var(--fgColor-default, #1f2328);
    font: inherit;
    font-size: 14px;
    cursor: pointer;
    transition: border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.search-trigger:hover {
    border-color: var(--borderColor-muted, #d1d9e0b3);
    color: var(--fgColor-accent, #0969da);
    transform: translateY(-1px);
}

.search-trigger__label {
    font-weight: 500;
}

.search-trigger__hint {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.5rem;
    height: 1.4rem;
    padding: 0 0.4rem;
    border-radius: 999px;
    background: var(--bgColor-neutral-muted, #818b981f);
    color: var(--fgColor-muted, #59636e);
    font-size: 12px;
    line-height: 1;
}

/* 弹层容器 */
.search-modal {
    position: fixed;
    inset: 0;
    z-index: 60;
}

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

.search-modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.42);
    backdrop-filter: blur(8px);
}

.search-modal__dialog {
    position: relative;
    z-index: 1;
    display: flex;
    min-height: 100%;
    align-items: flex-start;
    justify-content: center;
    padding: 8vh 18px 24px;
    box-sizing: border-box;
}

.search-modal__panel {
    width: min(720px, 100%);
    border: 1px solid var(--borderColor-default, #d1d9e0);
    border-radius: 22px;
    background: color-mix(in srgb, var(--bgColor-default, #fff) 96%, var(--bgColor-muted, #f6f8fa));
    box-shadow: 0 28px 80px rgba(15, 23, 42, 0.2);
    overflow: hidden;
}

.search-modal__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 22px 12px;
}

.search-modal__title-group {
    min-width: 0;
}

.search-modal__title {
    color: var(--fgColor-default, #1f2328);
    font-size: 20px;
    font-weight: 650;
    line-height: 1.25;
}

.search-modal__subtitle {
    margin-top: 6px;
    color: var(--fgColor-muted, #59636e);
    font-size: 13px;
    line-height: 1.5;
}

.search-modal__close {
    width: 36px;
    height: 36px;
    flex: 0 0 auto;
    border: 1px solid var(--borderColor-default, #d1d9e0);
    border-radius: 999px;
    background: transparent;
    color: var(--fgColor-muted, #59636e);
    font: inherit;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.search-modal__close:hover {
    border-color: var(--borderColor-muted, #d1d9e0b3);
    color: var(--fgColor-default, #1f2328);
    background: var(--bgColor-muted, #f6f8fa);
}

.search-modal__body {
    padding: 0 22px 22px;
}

/* 输入区：
   让输入框成为主视觉，明确这是“命令面板式搜索”。 */
.search-input-wrap {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 12px;
    padding: 0 16px;
    border: 1px solid var(--borderColor-default, #d1d9e0);
    border-radius: 16px;
    background: var(--bgColor-default, #fff);
    transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.search-input-wrap:focus-within {
    border-color: var(--fgColor-accent, #0969da);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--fgColor-accent, #0969da) 10%, transparent);
}

.search-input-wrap__icon {
    color: var(--fgColor-muted, #59636e);
    font-size: 18px;
    line-height: 1;
}

.search-input {
    width: 100%;
    min-width: 0;
    padding: 15px 0;
    border: 0;
    background: transparent;
    color: var(--fgColor-default, #1f2328);
    font: inherit;
    font-size: 18px;
    line-height: 1.4;
    box-sizing: border-box;
}

.search-input:focus {
    outline: none;
}

.search-input::placeholder {
    color: var(--fgColor-muted, #59636e);
}

.search-help {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 10px;
    margin-top: 12px;
    color: var(--fgColor-muted, #59636e);
    font-size: 12px;
}

.search-help span {
    padding: 4px 8px;
    border-radius: 999px;
    background: var(--bgColor-neutral-muted, #818b981f);
}

.search-state {
    margin-top: 14px;
    min-height: 1.6em;
    color: var(--fgColor-muted, #59636e);
    font-size: 14px;
}

.search-state[data-tone="success"] {
    color: var(--fgColor-default, #1f2328);
}

.search-state[data-tone="error"] {
    color: #cf222e;
}

.search-results {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: min(60vh, 520px);
    overflow-y: auto;
    padding-right: 4px;
}

.search-result-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 16px;
    align-items: center;
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--borderColor-default, #d1d9e0);
    border-radius: 16px;
    background: color-mix(in srgb, var(--bgColor-default, #fff) 94%, var(--bgColor-muted, #f6f8fa));
    color: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color 0.18s ease, background-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.search-result-item:hover,
.search-result-item.is-active {
    border-color: color-mix(in srgb, var(--fgColor-accent, #0969da) 45%, var(--borderColor-default, #d1d9e0));
    background: color-mix(in srgb, var(--fgColor-accent, #0969da) 7%, var(--bgColor-default, #fff));
    box-shadow: 0 10px 26px rgba(15, 23, 42, 0.08);
    transform: translateY(-1px);
}

.search-result-item[aria-selected="true"] {
    outline: none;
}

.search-result-item__main {
    min-width: 0;
}

.search-result-item__title {
    display: block;
    color: var(--fgColor-default, #1f2328);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.45;
    word-break: break-word;
}

.search-result-item__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 10px;
    align-items: center;
    margin-top: 8px;
    color: var(--fgColor-muted, #59636e);
    font-size: 12px;
}

.search-result-item__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.search-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 9px;
    border-radius: 999px;
    background: var(--bgColor-neutral-muted, #818b981f);
    color: var(--fgColor-muted, #59636e);
    line-height: 1;
}

.search-result-item__arrow {
    color: var(--fgColor-muted, #59636e);
    font-size: 16px;
}

/* 深色模式 */
[data-theme="dark"] .search-trigger {
    background: color-mix(in srgb, var(--bgColor-default, #1e1e20) 92%, var(--bgColor-muted, #151b23));
    color: var(--fgColor-default, #e1e1e5);
}

[data-theme="dark"] .search-modal__overlay {
    background: rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .search-modal__panel {
    background: #1d2229;
    border-color: #333b45;
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

[data-theme="dark"] .search-modal__close:hover {
    background: #232a33;
}

[data-theme="dark"] .search-input-wrap {
    background: #161b22;
    border-color: #333b45;
}

[data-theme="dark"] .search-result-item {
    background: #181d24;
    border-color: #303743;
}

[data-theme="dark"] .search-result-item:hover,
[data-theme="dark"] .search-result-item.is-active {
    background: rgba(88, 166, 255, 0.12);
    border-color: rgba(88, 166, 255, 0.36);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.28);
}

/* 响应式：
   小屏上让面板更接近全宽，避免仍然像桌面弹窗。 */
@media (max-width: 767px) {
    .search-trigger {
        padding: 7px 10px;
        gap: 8px;
        font-size: 13px;
    }

    .search-trigger__hint {
        min-width: 1.3rem;
        height: 1.25rem;
        font-size: 11px;
    }

    .search-modal__dialog {
        padding: 14px 10px 18px;
    }

    .search-modal__panel {
        width: 100%;
        border-radius: 18px;
    }

    .search-modal__header {
        padding: 16px 16px 10px;
    }

    .search-modal__body {
        padding: 0 16px 16px;
    }

    .search-input {
        font-size: 16px;
        padding: 14px 0;
    }

    .search-result-item {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .search-result-item__arrow {
        display: none;
    }
}

/* 滚动条优化 */
.search-results::-webkit-scrollbar {
    width: 7px;
}

.search-results::-webkit-scrollbar-track {
    background: transparent;
}

.search-results::-webkit-scrollbar-thumb {
    background: color-mix(in srgb, var(--fgColor-muted, #59636e) 55%, transparent);
    border-radius: 999px;
}

.search-results::-webkit-scrollbar-thumb:hover {
    background: color-mix(in srgb, var(--fgColor-muted, #59636e) 75%, transparent);
}