/*
 * 团队知识库界面样式。风格参考 laravel.com：Instrument Sans + IBM Plex Mono，
 * 中性灰配一个橙红强调色，用 1px 细线把页面分成格子，交叉处点缀橙色刻度。
 */

:root {
    color-scheme: light dark;

    --font-sans: "Instrument Sans", ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "PingFang SC", monospace;

    --bg: #ffffff;
    --bg-subtle: #fafafa;
    --text: #171717;
    --text-muted: #737373;
    --border: #e5e5e5;
    --border-strong: #d4d4d4;
    --grid: rgb(23 23 23 / 0.05);

    --accent: #f53003;
    --accent-hover: #d92a02;
    --accent-soft: #fff1ec;
    --on-accent: #ffffff;

    --ok: #15803d;
    --warn: #b45309;
    --bad: #b91c1c;
    --bad-soft: #fef2f2;

    --radius: 8px;
    --shadow-xs: 0 0 1px rgb(0 0 0 / 0.03), 0 1px 2px rgb(0 0 0 / 0.06);
    --shadow-md: 0 1px 2px rgb(0 0 0 / 0.04), 0 12px 32px -16px rgb(0 0 0 / 0.18);
    --ease: cubic-bezier(0, 0, 0.2, 1);

    --frame: 1080px;
    --gutter: 48px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0a0a0a;
        --bg-subtle: #131313;
        --text: #ededec;
        --text-muted: #a1a09a;
        --border: #262626;
        --border-strong: #3a3a3a;
        --grid: rgb(255 255 255 / 0.05);

        --accent: #ff4f1f;
        --accent-hover: #ff6a42;
        --accent-soft: rgb(255 79 31 / 0.12);

        --ok: #4ade80;
        --warn: #fbbf24;
        --bad: #f87171;
        --bad-soft: rgb(248 113 113 / 0.1);

        --shadow-xs: 0 1px 2px rgb(0 0 0 / 0.5);
        --shadow-md: 0 12px 32px -16px rgb(0 0 0 / 0.9);
    }
}

/* 基础 */

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 15px/1.7 var(--font-sans);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a { color: inherit; }
::selection { background: color-mix(in srgb, var(--accent) 22%, transparent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.icon { flex: none; }
.icon-accent { color: var(--accent); }
.icon-ok { color: var(--ok); }
.mono { font-family: var(--font-mono); }
.muted { color: var(--text-muted); }

/* 顶栏 */

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    -webkit-backdrop-filter: saturate(180%) blur(10px);
    backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid var(--border);
}

.site-header-inner {
    display: flex;
    align-items: center;
    gap: 24px;
    max-width: var(--frame);
    height: 60px;
    margin: 0 auto;
    padding: 0 24px;
    border-inline: 1px solid var(--border);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-right: auto;
    color: var(--accent);
    font-size: 16.5px;
    font-weight: 600;
    letter-spacing: -0.01em;
    text-decoration: none;
}

.nav { display: flex; gap: 22px; }

.nav-link {
    color: var(--text-muted);
    font-size: 14px;
    text-decoration: none;
    transition: color 0.1s var(--ease);
}

.nav-link:hover, .nav-link.is-active { color: var(--text); }

/* 框架：中间一栏两侧有竖线，每个区块之间是横线，交叉处有橙色刻度 */

.frame {
    max-width: var(--frame);
    min-height: calc(100vh - 61px);
    margin: 0 auto;
    border-inline: 1px solid var(--border);
}

.section {
    position: relative;
    padding: 40px var(--gutter);
    border-bottom: 1px solid var(--border);
}

.section::before, .section::after {
    content: "";
    position: absolute;
    bottom: -5px;
    width: 3px;
    height: 9px;
    background: var(--accent);
}

.section::before { left: -2px; }
.section::after { right: -2px; }

.section-flush { padding: 0; }

.section-label {
    padding: 14px var(--gutter);
    border-bottom: 1px solid var(--border);
}

/* 文字 */

.eyebrow {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.display {
    margin: 14px 0 0;
    font-size: clamp(34px, 5vw, 54px);
    font-weight: 400;
    line-height: 1.12;
    letter-spacing: -0.03em;
}

.title {
    margin: 0;
    font-size: clamp(26px, 3.2vw, 34px);
    font-weight: 400;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

.lead {
    max-width: 56ch;
    margin: 12px 0 0;
    color: var(--text-muted);
    font-size: 17px;
    letter-spacing: -0.01em;
}

/* 按钮 */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 36px;
    padding: 0 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
    color: var(--text);
    font: 400 14px/1 var(--font-sans);
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
    box-shadow: var(--shadow-xs);
    transition: background-color 0.1s var(--ease), border-color 0.1s var(--ease), color 0.1s var(--ease);
}

.btn:hover { background: var(--bg-subtle); border-color: var(--border-strong); }
.btn:active { transform: translateY(0.5px); }
.btn:disabled { opacity: 0.55; cursor: progress; }

.btn-primary { border-color: transparent; background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { border-color: transparent; background: var(--accent-hover); }
.btn-primary .icon-arrow { transition: transform 0.15s var(--ease); }
.btn-primary:hover .icon-arrow { transform: translateX(2px); }

.btn-danger { color: var(--bad); }
.btn-danger:hover { border-color: color-mix(in srgb, var(--bad) 35%, var(--border)); background: var(--bad-soft); }

.btn-sm { height: 30px; padding: 0 10px; font-size: 13px; }
.btn-lg { height: 44px; padding: 0 20px; font-size: 15px; }

.kbd {
    display: inline-block;
    min-width: 20px;
    padding: 1px 5px;
    border: 1px solid var(--border);
    border-bottom-width: 2px;
    border-radius: 4px;
    background: var(--bg-subtle);
    color: var(--text-muted);
    font: 11.5px/1.5 var(--font-mono);
    text-align: center;
}

/* 首屏：斜线网格 + 橙色光晕 */

.hero { padding-top: 72px; padding-bottom: 56px; isolation: isolate; }

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.hero-bg::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(60deg, var(--grid) 0 1px, transparent 1px 32px),
        repeating-linear-gradient(-60deg, var(--grid) 0 1px, transparent 1px 32px);
    -webkit-mask-image: linear-gradient(to bottom, #000, transparent 90%);
    mask-image: linear-gradient(to bottom, #000, transparent 90%);
}

.hero-bg::after {
    content: "";
    position: absolute;
    top: -45%;
    right: -15%;
    width: 70%;
    height: 140%;
    background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 16%, transparent), transparent);
}

/* 提问框 */

.askbox {
    max-width: 760px;
    margin-top: 32px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg);
    box-shadow: var(--shadow-md);
    transition: border-color 0.1s var(--ease), box-shadow 0.15s var(--ease);
}

.askbox:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 14%, transparent), var(--shadow-md);
}

.askbox textarea {
    display: block;
    width: 100%;
    min-height: 84px;
    padding: 16px 18px 6px;
    border: 0;
    outline: none;
    resize: none;
    background: transparent;
    color: var(--text);
    font: 17px/1.6 var(--font-sans);
}

.askbox textarea::placeholder { color: var(--text-muted); opacity: 0.8; }

.askbox-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 10px 10px 18px;
    font-size: 12.5px;
}

.askbox-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }

.chips {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
}

.chips .eyebrow { margin-right: 4px; }

.chip {
    height: 28px;
    padding: 0 12px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg);
    color: var(--text-muted);
    font: 13px var(--font-sans);
    cursor: pointer;
    box-shadow: var(--shadow-xs);
    transition: color 0.1s var(--ease), border-color 0.1s var(--ease);
}

.chip:hover { border-color: var(--border-strong); color: var(--text); }

/* 回答 */

.answer-head {
    display: flex;
    align-items: center;
    gap: 16px;
    min-height: 30px;
    margin-bottom: 14px;
}

.answer-head .btn { margin-left: auto; }

.status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font: 12.5px var(--font-mono);
}

.status .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 1.1s var(--ease) infinite;
}

.status.is-error { color: var(--bad); font: 14px/1.6 var(--font-sans); }

.answer {
    max-width: 72ch;
    min-height: 1.85em;
    font-size: 16px;
    line-height: 1.85;
    white-space: pre-wrap;
    word-break: break-word;
}

.answer strong { font-weight: 600; }

.answer code {
    padding: 0 4px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-subtle);
    font: 0.88em var(--font-mono);
}

.answer.is-streaming::after {
    content: "";
    display: inline-block;
    width: 8px;
    height: 1.05em;
    margin-left: 2px;
    vertical-align: -0.18em;
    background: var(--accent);
    animation: blink 1s steps(2, start) infinite;
}

.cite {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    margin: 0 2px;
    padding: 0 4px;
    border-radius: 4px;
    background: var(--accent-soft);
    color: var(--accent);
    font: 500 11px/1 var(--font-mono);
    text-decoration: none;
    vertical-align: 2px;
    transition: background-color 0.1s var(--ease), color 0.1s var(--ease);
}

a.cite:hover { background: var(--accent); color: var(--on-accent); }

/* 格子：来源卡片等，用阴影画分隔线，最外一圈交给框架的边线 */

.cells {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    overflow: hidden;
}

.cell { box-shadow: 1px 0 0 var(--border), 0 1px 0 var(--border); }

.source {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 20px 24px;
    color: inherit;
    text-decoration: none;
    transition: background-color 0.1s var(--ease);
}

.source:hover { background: var(--bg-subtle); }
.source:target { background: var(--accent-soft); }

.source-head { display: flex; align-items: center; gap: 8px; font-weight: 500; }
.source-head .icon { margin-left: auto; color: var(--accent); }

.source-excerpt {
    display: -webkit-box;
    overflow: hidden;
    color: var(--text-muted);
    font-size: 13.5px;
    line-height: 1.65;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.source-meta { color: var(--text-muted); font: 12px var(--font-mono); }

/* 列表与状态 */

.table { width: 100%; border-collapse: collapse; font-size: 14px; }

.table th {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-subtle);
    color: var(--text-muted);
    font: 500 11.5px var(--font-mono);
    letter-spacing: 0.06em;
    text-align: left;
    text-transform: uppercase;
    white-space: nowrap;
}

.table td { padding: 14px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tr > :first-child { padding-left: var(--gutter); }
.table tr > :last-child { padding-right: var(--gutter); }
.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr { transition: background-color 0.1s var(--ease); }
.table tbody tr:hover { background: var(--bg-subtle); }
.table .num { color: var(--text-muted); font: 13px var(--font-mono); white-space: nowrap; }

.table-link { font-weight: 500; text-decoration: none; transition: color 0.1s var(--ease); }
.table-link:hover { color: var(--accent); }

.empty { padding: 56px var(--gutter); color: var(--text-muted); text-align: center; }
.empty a { color: var(--accent); }

.pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 22px;
    padding: 0 9px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg);
    color: var(--text-muted);
    font: 500 12px/1 var(--font-sans);
    white-space: nowrap;
}

.pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.pill-ready { color: var(--ok); }
.pill-pending, .pill-processing { color: var(--warn); }
.pill-pending::before, .pill-processing::before { animation: pulse 1.1s var(--ease) infinite; }
.pill-failed { color: var(--bad); }

.pager {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-block: 16px;
}

/* 页头 */

.page-head-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-top: 10px;
}

.meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 14px;
    margin-top: 14px;
    color: var(--text-muted);
    font-size: 14px;
}

.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.actions form { display: contents; }

.alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 20px;
    padding: 12px 14px;
    border: 1px solid color-mix(in srgb, var(--bad) 28%, var(--border));
    border-radius: var(--radius);
    background: var(--bad-soft);
    color: var(--bad);
    font-size: 14px;
    white-space: pre-wrap;
    word-break: break-word;
}

.alert .icon { margin-top: 3px; }

.flash {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px var(--gutter);
    border-bottom: 1px solid var(--border);
    background: var(--bg-subtle);
    font-size: 14px;
}

.checklist { display: grid; gap: 10px; margin: 14px 0 24px; padding: 0; list-style: none; }
.checklist li { display: flex; align-items: flex-start; gap: 10px; }
.checklist .icon { margin-top: 4px; color: var(--accent); }

/* 文档正文与索引片段 */

.prose { max-width: 76ch; font-size: 15.5px; line-height: 1.85; white-space: pre-wrap; word-break: break-word; }

.disclosure > summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 18px var(--gutter);
    font-weight: 500;
    list-style: none;
    cursor: pointer;
    transition: background-color 0.1s var(--ease);
}

.disclosure > summary::-webkit-details-marker { display: none; }
.disclosure > summary:hover { background: var(--bg-subtle); }
.disclosure > summary .chevron { color: var(--text-muted); transition: transform 0.15s var(--ease); }
.disclosure[open] > summary .chevron { transform: rotate(180deg); }

.chunk { padding: 18px var(--gutter); border-top: 1px solid var(--border); }
.chunk .eyebrow { margin-bottom: 6px; }
.chunk.is-target { background: var(--accent-soft); }

/* 表单 */

.form { display: grid; gap: 22px; max-width: 820px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.field { display: grid; gap: 8px; }
.label { font-size: 14px; font-weight: 500; }
.hint { margin-left: 4px; color: var(--text-muted); font-size: 13px; font-weight: 400; }
.field-error { margin: 0; color: var(--bad); font-size: 13px; }

.input, .textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
    color: var(--text);
    font: inherit;
    box-shadow: var(--shadow-xs);
    transition: border-color 0.1s var(--ease), box-shadow 0.1s var(--ease);
}

.input:hover, .textarea:hover { border-color: var(--border-strong); }

.input:focus, .textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent);
}

.textarea { min-height: 320px; resize: vertical; line-height: 1.75; }

.dropzone {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius);
    background: var(--bg-subtle);
    font-size: 14px;
    cursor: pointer;
    transition: border-color 0.1s var(--ease), background-color 0.1s var(--ease);
}

.dropzone:hover, .dropzone.is-dragover, .dropzone:focus-within { border-color: var(--accent); background: var(--accent-soft); }
.dropzone input[type=file] { position: absolute; width: 1px; height: 1px; opacity: 0; }
.dropzone-text strong { color: var(--accent); font-weight: 500; }
.dropzone-name { margin-left: auto; font: 12.5px var(--font-mono); }

.form-actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* 账号菜单 */

.menu { position: relative; }
.menu > summary { list-style: none; cursor: pointer; }
.menu > summary::-webkit-details-marker { display: none; }

.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: var(--bg-subtle);
    color: var(--text);
    font-size: 13px;
    font-weight: 500;
    box-shadow: var(--shadow-xs);
    transition: border-color 0.1s var(--ease);
}

.avatar:hover, .menu[open] > .avatar { border-color: var(--border-strong); }

.menu-panel {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    z-index: 30;
    min-width: 220px;
    padding: 6px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg);
    box-shadow: var(--shadow-md);
    animation: menu-in 0.12s var(--ease);
}

.menu-head {
    display: grid;
    gap: 2px;
    margin-bottom: 6px;
    padding: 8px 10px 10px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.menu-head .mono { font-size: 12px; }
.menu form { margin: 0; }

.menu-item {
    display: flex;
    width: 100%;
    padding: 8px 10px;
    border: 0;
    border-radius: 6px;
    background: none;
    color: var(--text);
    font: 14px var(--font-sans);
    text-align: left;
    text-decoration: none;
    cursor: pointer;
}

.menu-item:hover { background: var(--bg-subtle); }

/* 标签、复选框、筛选、下拉框 */

.small { font-size: 13px; }
.subtitle { margin: 0 0 6px; font-size: 18px; font-weight: 500; letter-spacing: -0.01em; }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }

.tag {
    display: inline-flex;
    align-items: center;
    height: 22px;
    padding: 0 8px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-subtle);
    color: var(--text-muted);
    font-size: 12.5px;
    white-space: nowrap;
}

.tag-accent { border-color: transparent; background: var(--accent-soft); color: var(--accent); }
.tag .icon { margin-right: 4px; }
.tag-type { margin-left: 6px; height: 18px; padding: 0 6px; font: 500 11px var(--font-mono); vertical-align: 1px; }

.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; }
.check input { width: 16px; height: 16px; margin: 0; accent-color: var(--accent); }
.check:has(input:disabled) { cursor: not-allowed; opacity: 0.6; }

.checks { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }

.check-card {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    cursor: pointer;
    transition: border-color 0.1s var(--ease), background-color 0.1s var(--ease);
}

.check-card:hover { border-color: var(--border-strong); }
.check-card:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.check-card input { margin: 4px 0 0; accent-color: var(--accent); }
.check-card .muted { display: block; font-size: 12.5px; }

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 12px var(--gutter);
    border-bottom: 1px solid var(--border);
}

.tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 30px;
    padding: 0 12px;
    border: 1px solid transparent;
    border-radius: 999px;
    color: var(--text-muted);
    font-size: 13.5px;
    text-decoration: none;
    transition: color 0.1s var(--ease), border-color 0.1s var(--ease);
}

.tab:hover { color: var(--text); }
.tab.is-active { border-color: var(--border); background: var(--bg); color: var(--text); box-shadow: var(--shadow-xs); }
.tab .count { color: var(--text-muted); font: 11.5px var(--font-mono); }

.select {
    padding-right: 34px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23737373' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-position: right 10px center;
    background-repeat: no-repeat;
    appearance: none;
}

.tag-row { display: flex; flex-wrap: wrap; gap: 6px; }
a.tag { text-decoration: none; transition: border-color 0.1s var(--ease), color 0.1s var(--ease); }
a.tag:hover { border-color: var(--border-strong); color: var(--text); }
.cell-title { font-weight: 500; }
.cell-actions { text-align: right; }
.input-group { display: flex; gap: 8px; }
.input-group .input { flex: 1; min-width: 0; }

.ask-note { margin: 12px 0 0; }

.feedback {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin: 20px 0 0;
    padding-top: 16px;
    border-top: 1px dashed var(--border);
}

.btn.is-active { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.feedback-comment { display: grid; gap: 8px; max-width: 560px; margin-top: 12px; }
.feedback-comment .btn { justify-self: start; }

.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); overflow: hidden; }
.stat { padding: 20px 24px; box-shadow: 1px 0 0 var(--border); }
.stat-value { margin-top: 6px; font-size: 30px; line-height: 1.2; letter-spacing: -0.02em; }

.pill-answered { color: var(--ok); }
.pill-no_match { color: var(--warn); }
.rating { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; }
.rating-up { color: var(--ok); }
.rating-down { color: var(--bad); }

.auth-card, .form-narrow { max-width: 420px; }
.flash-error { background: var(--bad-soft); color: var(--bad); }
.danger-zone { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }

/* 动画 */

@keyframes blink { to { visibility: hidden; } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
@keyframes menu-in { from { opacity: 0; transform: translateY(-4px); } }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* 手机 */

@media (max-width: 720px) {
    :root { --gutter: 20px; }

    .frame, .site-header-inner { border-inline: 0; }
    .site-header-inner { gap: 14px; padding: 0 16px; }
    .nav { gap: 14px; }
    .section::before, .section::after { display: none; }
    .section:not(.section-flush) { padding-block: 28px; }
    .hero { padding-top: 40px; padding-bottom: 36px; }
    .grid-2 { grid-template-columns: 1fr; }
    .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .stat { box-shadow: 1px 0 0 var(--border), 0 1px 0 var(--border); }
    .hide-sm { display: none; }
}