/* ============================================================
   Service/tools.html —— 工具箱（Service 目录全部页面索引）
   依赖 ../ui/css/base.css 的设计令牌与 ../css/theme.css 的主题变量，
   因此浅色 / 深色与主题色切换无需额外适配。
   ============================================================ */

body.tools-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding: 0;
    background: var(--bg);
}

/* ---------- 顶栏 ---------- */
.tools-top {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding: 12px 24px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.tools-brand {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.01em;
}

.tools-brand::before {
    content: "";
    display: inline-block;
    width: 10px;
    height: 10px;
    margin-right: 8px;
    border-radius: 3px;
    background: var(--accent);
    vertical-align: 1px;
}

.tools-crumb {
    font-size: 14px;
    color: var(--text-faint);
}

/* ---------- 搜索 ---------- */
.tools-search {
    position: relative;
    flex: 1 1 220px;
    max-width: 380px;
    margin-left: auto;
}

.tools-search .input {
    width: 100%;
    height: 34px;
    font-size: 14px;
    padding-right: 44px;
}

.tools-search .input::-webkit-search-cancel-button {
    cursor: pointer;
}

.tools-kbd {
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    min-width: 18px;
    padding: 1px 5px;
    font-family: var(--font);
    font-size: 11px;
    line-height: 16px;
    text-align: center;
    color: var(--text-faint);
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 4px;
    pointer-events: none;
}

/* ---------- 主体 ---------- */
.tools-main {
    flex: 1;
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
    padding: 40px 24px 72px;
}

.tools-hero h1 {
    font-size: 28px;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.tools-hero p {
    max-width: 62ch;
    margin-top: 8px;
    font-size: 15px;
    color: var(--text-secondary);
}

/* ---------- 筛选栏 ---------- */
.tools-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin: 28px 0 18px;
}

.tools-chip {
    height: 30px;
    padding: 0 13px;
    font-family: var(--font);
    font-size: 13px;
    color: var(--text-secondary);
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    cursor: pointer;
    transition: color .15s, border-color .15s, background .15s;
}

.tools-chip:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.tools-chip.is-active {
    color: #fff;
    background: var(--accent);
    border-color: var(--accent);
}

.tools-count {
    margin-left: auto;
    font-size: 13px;
    color: var(--text-faint);
}

.tools-count b {
    color: var(--text);
    font-weight: 600;
}

/* ---------- 卡片网格 ---------- */
.tools-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(auto-fill, minmax(258px, 1fr));
}

.tool-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 18px;
    color: inherit;
    text-decoration: none;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    transition: border-color .15s, box-shadow .15s, transform .15s;
}

.tool-card:hover {
    border-color: var(--accent);
    box-shadow: 0 6px 20px rgba(0, 0, 0, .07);
    transform: translateY(-2px);
}

.tool-card:active {
    transform: none;
}

.tool-card:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.tool-card[hidden] {
    display: none;
}

.tool-head {
    display: flex;
    align-items: center;
    gap: 10px;
}

.tool-mark {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .02em;
    color: var(--accent);
    background: var(--accent-soft);
    border-radius: 9px;
}

.tool-name {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.tool-desc {
    flex: 1;
    font-size: 13.5px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.tool-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.tool-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding-top: 10px;
    font-size: 12px;
    color: var(--text-faint);
    border-top: 1px solid var(--border);
}

.tool-path {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: Consolas, "SFMono-Regular", monospace;
}

.tool-open {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-weight: 500;
    color: var(--accent);
}

.tool-open::after {
    content: "→";
    transition: transform .15s;
}

.tool-card:hover .tool-open::after {
    transform: translateX(3px);
}

/* ---------- 空态 / 页脚 ---------- */
.tools-empty {
    padding: 56px 0;
    font-size: 14px;
    text-align: center;
    color: var(--text-faint);
}

.tools-foot {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding: 18px 24px;
    font-size: 13px;
    color: var(--text-faint);
    border-top: 1px solid var(--border);
}

.tools-foot code {
    font-family: Consolas, "SFMono-Regular", monospace;
    font-size: 12px;
    color: var(--text-secondary);
}

.tools-foot-dot {
    color: var(--border-strong);
}

.tools-foot #lang-switcher {
    margin-left: auto;
}

/* ---------- 小屏 ---------- */
@media (max-width: 640px) {
    .tools-top {
        padding: 10px 16px;
    }

    .tools-search {
        order: 3;
        flex-basis: 100%;
        max-width: none;
        margin-left: 0;
    }

    .tools-main {
        padding: 28px 16px 56px;
    }

    .tools-hero h1 {
        font-size: 24px;
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }
}

/* 触摸设备：搜索框与分类胶囊命中区不小于 40px */
@media (pointer: coarse) {
    .tools-search .input { height: var(--tap, 40px); }
    .tools-chip { min-height: 36px; padding: 8px 14px; }
}