/* HardwareMonitor 介绍页
   配色与排版照着 macOS 工具类软件做：浅底、细线、少量橙红点缀。
   没有外部字体、没有图标库，图形都是 inline SVG 或 CSS。 */

:root {
  --bg: #f7f7f5;
  --surface: #ffffff;
  --ink: #1b1d21;
  --ink-2: #3b3f46;
  --muted: #6b7078;
  --muted-2: #8b9098;
  --line: #e2e3df;
  --line-2: #ecece8;
  --accent: #c8502a;
  --accent-dark: #a63f20;
  --accent-soft: #fbefe9;
  --dark: #1b1f25;
  --dark-2: #232830;
  --dark-3: #2c323b;
  --dark-line: #3a414b;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  --radius: 12px;
  --max: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 78px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
svg { display: block; }
h1, h2, h3, p, ul, ol, pre { margin: 0; }
code, pre { font-family: var(--mono); }
::selection { background: #f3d4c7; color: var(--ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.scroll-progress {
  position: fixed; top: 0; left: 0; z-index: 60;
  width: 100%; height: 2px; background: var(--accent);
  transform: scaleX(0); transform-origin: 0 50%;
}

/* ---------- 顶部 ---------- */
.site-head {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247, 247, 245, .88);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.head-inner {
  max-width: var(--max); margin: 0 auto; padding: 0 28px;
  height: 62px; display: flex; align-items: center; gap: 28px;
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 650; letter-spacing: -.015em; white-space: nowrap; }
.brand-mark { width: 20px; height: 20px; fill: none; stroke: var(--accent); stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.brand-mark circle { fill: var(--accent); stroke: none; }
.brand-ver {
  font-family: var(--mono); font-size: 10px; font-weight: 500;
  color: var(--accent-dark); background: var(--accent-soft);
  border: 1px solid #f0d9cd; border-radius: 5px; padding: 1px 6px; letter-spacing: 0;
}
.head-nav { display: flex; gap: 24px; margin-left: auto; }
.head-nav a { color: var(--ink-2); font-size: 13.5px; transition: color .18s; }
.head-nav a:hover { color: var(--accent); }
.head-gh {
  font-size: 13px; color: var(--ink-2); border: 1px solid var(--line);
  border-radius: 7px; padding: 5px 11px; background: var(--surface);
  transition: border-color .18s, color .18s;
}
.head-gh:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- 首屏 ---------- */
.hero { border-bottom: 1px solid var(--line); overflow: hidden; }
.hero-inner {
  max-width: var(--max); margin: 0 auto; padding: 84px 28px 92px;
  display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  gap: 64px; align-items: center;
}
.eyebrow {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .09em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(38px, 4.6vw, 60px); line-height: 1.16;
  letter-spacing: -.045em; font-weight: 680; margin-bottom: 24px;
}
.hero h1 .line { display: block; }
.lede { font-size: 16px; line-height: 1.9; color: var(--ink-2); max-width: 34em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 550; border-radius: 9px;
  padding: 11px 18px; border: 1px solid transparent; transition: transform .18s, background .18s, border-color .18s;
}
.btn:hover { transform: translateY(-2px); }
.btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-quiet { background: var(--surface); border-color: var(--line); color: var(--ink-2); }
.btn-quiet:hover { border-color: #c9cbc6; }
.hero-note { margin-top: 20px; font-size: 12.5px; color: var(--muted); font-family: var(--mono); }

/* 界面示意 */
.hero-visual { min-width: 0; }
.mac-menubar {
  height: 34px; border-radius: 8px 8px 0 0;
  background: #2b3038; color: #e9ebee;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 12px; font-size: 11px;
  box-shadow: 0 12px 34px rgba(24, 28, 34, .13);
}
.mb-left, .mb-right { display: flex; align-items: center; gap: 12px; }
.mb-left { color: #cfd3d9; font-size: 10.5px; }
.mb-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); display: inline-block; }
.mb-app { font-weight: 650; color: #fff; }
.mb-menu { color: #a8aeb7; }
.mb-ico { width: 15px; height: 15px; fill: none; stroke: #d7dbe1; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.mb-ico .mb-fill { fill: #8ec9a0; stroke: none; }
.mb-thermo { stroke: #f08a5f; }
.mb-readout { font-family: var(--mono); font-size: 11.5px; color: #fff; }
.mb-readout b { font-weight: 600; }
.mb-clock { font-family: var(--mono); font-size: 11px; color: #c3c8d0; margin-left: 2px; }
.app-window {
  background: var(--dark-2); color: #e7eaef;
  border-radius: 0 0 12px 12px; overflow: hidden;
  box-shadow: 0 24px 60px rgba(24, 28, 34, .22);
  border: 1px solid #323842; border-top: none;
}
.win-bar {
  height: 42px; display: flex; align-items: center; gap: 14px;
  padding: 0 14px; border-bottom: 1px solid #343b45; font-size: 11px;
}
.win-dots { display: flex; gap: 6px; }
.win-dots i { width: 9px; height: 9px; border-radius: 50%; background: #4b535e; }
.win-dots i:first-child { background: #e06a52; }
.win-dots i:nth-child(2) { background: #d8ac52; }
.win-dots i:nth-child(3) { background: #7cae79; }
.win-title { color: #c6cbd3; font-weight: 600; }
.win-tabs { display: flex; gap: 3px; margin-left: auto; }
.win-tabs em {
  font-style: normal; color: #929aa5; padding: 4px 9px; border-radius: 5px; font-size: 10.5px;
}
.win-tabs em.on { background: #3b434e; color: #fff; }
.win-body { padding: 16px; display: grid; gap: 12px; }
.win-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.metric {
  background: var(--dark-3); border: 1px solid #39414c; border-radius: 9px;
  padding: 11px 12px; display: flex; flex-direction: column; gap: 2px;
}
.metric-label { font-size: 10.5px; color: #9ba3ae; }
.metric-value { font-family: var(--mono); font-size: 21px; letter-spacing: -.04em; color: #f2f4f7; }
.metric-value small { font-size: 11px; color: #a8b0ba; margin-left: 2px; letter-spacing: 0; }
.metric-value.hot { color: #f0916a; }
.metric-sub { font-size: 9.5px; color: #828b96; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.win-chart { background: var(--dark-3); border: 1px solid #39414c; border-radius: 9px; padding: 11px 12px 4px; }
.chart-head { display: flex; justify-content: space-between; font-size: 10.5px; color: #a4acb7; margin-bottom: 4px; }
.chart-legend { color: #f0916a; font-family: var(--mono); }
.win-chart svg { width: 100%; height: 78px; }
.grid-line { stroke: rgba(255,255,255,.07); stroke-width: 1; fill: none; }
.win-procs { display: grid; gap: 7px; padding: 2px 2px 0; }
.proc { display: grid; grid-template-columns: 92px 1fr 42px; align-items: center; gap: 10px; font-size: 10.5px; color: #a9b1bc; }
.proc i { height: 5px; border-radius: 3px; background: #3b434e; position: relative; overflow: hidden; }
.proc i::after { content: ""; position: absolute; inset: 0 auto 0 0; width: var(--w); background: #7d9cd0; border-radius: 3px; }
.proc b { font-family: var(--mono); font-weight: 500; color: #cfd5de; text-align: right; }
.win-foot { padding: 9px 16px; border-top: 1px solid #343b45; font-size: 10px; color: #8d96a2; font-family: var(--mono); }

/* ---------- 数字条 ---------- */
.fact-strip { background: var(--surface); border-bottom: 1px solid var(--line); }
.fact-inner { max-width: var(--max); margin: 0 auto; padding: 0 28px; display: grid; grid-template-columns: repeat(4, 1fr); }
.fact { padding: 30px 0 30px 26px; border-left: 1px solid var(--line); }
.fact:first-child { border-left: none; padding-left: 0; }
.fact strong { display: block; font-family: var(--mono); font-size: 34px; line-height: 1.1; letter-spacing: -.05em; color: var(--accent); }
.fact span { font-size: 12.5px; color: var(--muted); }

/* ---------- 通用分节 ---------- */
.section { max-width: var(--max); margin: 0 auto; padding: 92px 28px; }
.section-alt { max-width: none; background: #f0f0ed; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-alt > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.section-head { margin-bottom: 42px; max-width: 760px; }
.kicker { display: block; font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; color: var(--accent); margin-bottom: 12px; }
.section-head h2 { font-size: clamp(26px, 3vw, 36px); line-height: 1.3; letter-spacing: -.03em; font-weight: 650; margin-bottom: 12px; }
.section-head p { color: var(--muted); font-size: 14.5px; line-height: 1.85; }

.feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 18px 22px; min-height: 158px;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.card:hover { border-color: #cfd2cb; transform: translateY(-3px); box-shadow: 0 10px 26px rgba(28, 32, 38, .06); }
.card h3 { font-size: 14.5px; font-weight: 620; margin-bottom: 9px; }
.card p { font-size: 12.8px; color: var(--muted); line-height: 1.8; }
.plain-note { margin-top: 20px; border-left: 2px solid var(--accent); padding: 4px 0 4px 18px; }
.plain-note p { font-size: 13.5px; color: var(--ink-2); }

/* 专注 */
.focus-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr); gap: 44px; align-items: start; }
.focus-list { display: grid; gap: 0; }
.focus-item { padding: 17px 0 17px 22px; border-left: 1px solid var(--line); position: relative; }
.focus-item::before { content: ""; position: absolute; left: -3.5px; top: 25px; width: 6px; height: 6px; border-radius: 50%; background: #c3c6c0; }
.focus-item h3 { font-size: 14.5px; font-weight: 620; margin-bottom: 5px; }
.focus-item p { font-size: 13.2px; color: var(--muted); line-height: 1.8; }
.focus-item code { font-size: 11.5px; background: #e7e8e4; padding: 1px 5px; border-radius: 4px; color: var(--ink-2); }
.chart-card {
  position: sticky; top: 96px; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 20px;
}
.chart-card-head { display: flex; justify-content: space-between; align-items: center; font-size: 13px; font-weight: 600; margin-bottom: 22px; }
.chart-card-tag { font-family: var(--mono); font-size: 10px; font-weight: 400; color: var(--muted); background: #f1f1ee; padding: 2px 7px; border-radius: 4px; }
.bars { display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; height: 150px; align-items: end; }
.bar-col { height: 100%; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; gap: 8px; }
.bar-col i {
  display: block; width: 100%; max-width: 26px; height: var(--h);
  background: #d8dbd4; border-radius: 4px 4px 2px 2px; transform-origin: 50% 100%;
}
.bar-col i.today { background: var(--accent); }
.bar-col span { font-size: 10.5px; color: var(--muted-2); }
.chart-card-foot { display: flex; justify-content: space-between; align-items: baseline; margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--line-2); font-size: 12px; color: var(--muted); }
.chart-card-foot b { font-family: var(--mono); font-size: 19px; color: var(--ink); }

/* 菜单栏演示 */
.menubar-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: start; }
.menubar-copy h3 { font-size: 16px; font-weight: 620; margin: 0 0 7px; }
.menubar-copy h3:not(:first-child) { margin-top: 26px; }
.menubar-copy p { font-size: 13.8px; color: var(--muted); line-height: 1.85; }
.style-demo { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: 20px; }
.demo-label { font-size: 11.5px; color: var(--muted); font-family: var(--mono); margin-bottom: 14px; }
.demo-screen { background: #2b3038; border-radius: 8px; padding: 16px 12px; margin-bottom: 14px; }
.demo-bar { display: flex; justify-content: space-between; align-items: center; background: #383f49; border-radius: 5px; padding: 8px 12px; font-size: 11px; color: #cfd4db; }
.demo-value { font-family: var(--mono); font-size: 12.5px; color: #f0916a; font-weight: 600; }
.demo-buttons { display: flex; flex-wrap: wrap; gap: 7px; }
.demo-buttons button {
  font-family: var(--sans); font-size: 11.5px; color: var(--ink-2); cursor: pointer;
  background: #f5f5f2; border: 1px solid var(--line); border-radius: 6px; padding: 5px 10px;
  transition: all .18s;
}
.demo-buttons button:hover { border-color: var(--accent); color: var(--accent); }
.demo-buttons button.is-on { background: var(--accent-soft); border-color: #e9c9b9; color: var(--accent-dark); }
.demo-foot { margin-top: 14px; font-size: 11.5px; color: var(--muted-2); line-height: 1.7; }

/* 技术说明 */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.text-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.text-card h3 { font-size: 16px; font-weight: 620; margin-bottom: 14px; }
.text-card p { font-size: 13.4px; color: var(--ink-2); line-height: 1.85; margin-bottom: 12px; }
.text-card p:last-child { margin-bottom: 0; }
.text-card code { font-size: 11.8px; background: #f0f0ed; padding: 1px 5px; border-radius: 4px; color: var(--accent-dark); }
pre {
  background: #f2f2ef; border: 1px solid var(--line); border-radius: 8px;
  padding: 13px 15px; overflow-x: auto; font-size: 11.8px; line-height: 1.8; color: var(--ink-2);
  white-space: pre;
}
pre code { background: none; padding: 0; color: inherit; font-size: inherit; }

/* ---------- 下载 ---------- */
.download-section { background: var(--dark); color: #e9ecf1; }
.download-inner { max-width: var(--max); margin: 0 auto; padding: 88px 28px 96px; }
.section-head.on-dark { color: #e9ecf1; }
.section-head.on-dark h2 { color: #fff; }
.section-head.on-dark p { color: #aab2bd; }
.section-head.on-dark p b { color: #e7c9ba; font-family: var(--mono); font-weight: 500; }
.section-head.on-dark .kicker { color: #ee9169; }
/* 动态下载框：切版本、切格式，内容与链接跟着变 */
.download-box {
  position: relative; overflow: hidden;
  border: 1px solid #4a5260; border-radius: 16px;
  background: linear-gradient(135deg, #252b34 0%, #1e232b 55%, #2c2724 100%);
  padding: 20px 24px 16px;
}
.db-scan {
  position: absolute; top: 0; left: 0; width: 30%; height: 2px;
  background: linear-gradient(90deg, transparent, #e8a07c, transparent);
  opacity: .9; will-change: transform;
}
.db-top {
  display: flex; justify-content: space-between; align-items: center;
  gap: 14px; flex-wrap: wrap; padding-bottom: 15px;
  border-bottom: 1px solid var(--dark-line);
}
.db-tabs { display: flex; flex-wrap: wrap; gap: 7px; }
.db-tab {
  font-family: var(--mono); font-size: 12px; color: #b7bfca; cursor: pointer;
  background: #303743; border: 1px solid #3d4552; border-radius: 8px; padding: 7px 13px;
  transition: border-color .18s, background .18s, color .18s;
}
.db-tab small { font-family: var(--sans); font-size: 10px; color: #e8a07c; margin-left: 5px; }
.db-tab:hover { border-color: #d1794f; color: #fff; }
.db-tab.is-on { background: #3b2e28; border-color: #b26a45; color: #fff; }
.db-live { display: inline-flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 11px; color: #8d96a2; }
.db-live i { width: 6px; height: 6px; border-radius: 50%; background: #63c48d; animation: db-pulse 2.4s infinite; }
@keyframes db-pulse { 0% { box-shadow: 0 0 0 0 rgba(99, 196, 141, .45); } 70% { box-shadow: 0 0 0 7px rgba(99, 196, 141, 0); } 100% { box-shadow: 0 0 0 0 rgba(99, 196, 141, 0); } }

.db-main { display: grid; grid-template-columns: 90px minmax(0, 1fr) 190px; gap: 22px; align-items: center; padding: 22px 0; }
.db-icon { width: 88px; height: 88px; color: #e8a07c; }
.db-icon svg { width: 100%; height: 100%; }
.db-eyebrow { font-family: var(--mono); font-size: 11px; color: #9fa8b4; }
.db-info h3 { font-size: 22px; font-weight: 620; color: #fff; letter-spacing: -.02em; margin: 5px 0 8px; }
.db-info h3 b { color: #f0a37d; }
.db-info p { font-size: 12.8px; color: #aeb7c2; line-height: 1.8; max-width: 44em; }
.db-formats { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.db-format {
  font-family: var(--mono); font-size: 12px; color: #b7bfca; cursor: pointer;
  background: #2d343e; border: 1px solid #414955; border-radius: 8px; padding: 6px 12px;
  transition: border-color .18s, background .18s, color .18s;
}
.db-format small { font-family: var(--sans); font-size: 10px; color: #8d96a2; margin-left: 5px; }
.db-format:hover { border-color: #d1794f; color: #fff; }
.db-format.is-on { background: #3a2c25; border-color: #d1794f; color: #fff; }
.db-format.is-off { display: none; }
.db-action { display: flex; flex-direction: column; align-items: stretch; gap: 8px; }
.db-size { font-family: var(--mono); font-size: 11px; color: #9fa8b4; text-align: right; }
.db-button {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: #4cbb7b; color: #fff; border-radius: 10px;
  padding: 12px 16px; font-size: 14px; font-weight: 600;
  transition: background .18s, transform .18s, box-shadow .18s;
}
.db-button:hover { background: #3fa86c; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0, 0, 0, .25); }
.db-button svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.db-hint { font-size: 10.5px; color: #8d96a2; text-align: center; }
.db-foot {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  border-top: 1px solid var(--dark-line); padding-top: 13px;
  font-size: 10.8px; color: #8d96a2;
}
.db-sha { font-family: var(--mono); word-break: break-all; }
.db-sha code { color: #b9c1cc; font-size: inherit; }
.db-foot > a { color: #e8a07c; white-space: nowrap; }
.db-foot > a:hover { text-decoration: underline; }

.version-guide { margin-top: 52px; border-top: 1px solid var(--dark-line); padding-top: 38px; }
.vg-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.vg-all { font-size: 12px; color: #e8a07c; white-space: nowrap; border-bottom: 1px solid transparent; }
.vg-all:hover { border-color: #e8a07c; }
.vg-current { border-color: #8f573c; }
.vg-ver small { font-family: var(--sans); font-size: 10px; font-weight: 500; color: #e8a07c; margin-left: 5px; }
.vg-icon-current { background: #3a3029; color: #e8a07c; }
.vg-head h3 { font-size: 19px; font-weight: 620; color: #fff; margin-bottom: 6px; }
.vg-head p { font-size: 13px; color: #9fa8b4; }
.vg-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.vg-card {
  display: flex; flex-direction: column; align-items: flex-start; gap: 5px;
  background: var(--dark-2); border: 1px solid var(--dark-line); border-radius: 11px; padding: 18px;
  transition: border-color .2s, transform .2s;
}
.vg-icon { width: 34px; height: 34px; border-radius: 8px; background: #333a44; color: #aeb7c2; display: grid; place-items: center; margin-bottom: 10px; }
.vg-icon svg { width: 20px; height: 20px; }
.vg-icon-blue { background: #3a3540; color: #d6a9c2; }
.vg-ver { font-family: var(--mono); font-size: 16px; color: #fff; }
.vg-date { font-size: 11.5px; color: #9fa8b4; min-height: 2.6em; }
.vg-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; font-size: 12px; color: #e8a07c; }
.vg-links a { border-bottom: 1px solid transparent; }
.vg-links a:hover { border-color: #e8a07c; }
.install-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 46px; }
.install-card { border: 1px solid var(--dark-line); border-radius: 11px; padding: 20px; }
.install-card h3 { font-size: 14px; font-weight: 620; color: #fff; margin-bottom: 12px; }
.install-card ol { padding-left: 18px; display: grid; gap: 8px; }
.install-card li, .install-card p { font-size: 12.3px; color: #aeb7c2; line-height: 1.8; }
.install-card b { color: #e9ecf1; font-weight: 600; }
.install-card code { font-size: 11px; color: #e8a07c; }
.install-card pre { margin-top: 10px; background: #171b21; border-color: #333b45; color: #cfd6e0; font-size: 10.5px; }
.install-card pre code { color: inherit; font-size: inherit; }
.install-warn { grid-column: span 1; }
.install-warn p + p { margin-top: 10px; }

/* ---------- 备注 ---------- */
.notes-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; }
.note-col h3 { font-size: 15.5px; font-weight: 620; margin: 0 0 12px; }
.note-col h3:not(:first-child) { margin-top: 30px; }
.note-col p { font-size: 13.5px; color: var(--ink-2); line-height: 1.85; margin-bottom: 12px; }
.note-col code { font-size: 11.8px; background: #edede9; padding: 1px 5px; border-radius: 4px; color: var(--accent-dark); }
.note-col a { color: var(--accent); border-bottom: 1px solid #e3bcab; }
.note-col a:hover { border-color: var(--accent); }
.note-col pre { margin: 10px 0 14px; }
.plain-list { padding-left: 18px; display: grid; gap: 8px; }
.plain-list li { font-size: 13.3px; color: var(--muted); line-height: 1.8; }

/* ---------- 页脚 ---------- */
.site-foot { border-top: 1px solid var(--line); background: var(--surface); }
.foot-inner { max-width: var(--max); margin: 0 auto; padding: 34px 28px 40px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.foot-brand { display: flex; align-items: center; gap: 8px; font-weight: 620; font-size: 14px; }
.foot-meta { font-family: var(--mono); font-size: 11px; color: var(--muted-2); }
.foot-links { display: flex; flex-wrap: wrap; gap: 20px; margin-left: auto; font-size: 12.5px; color: var(--ink-2); }
.foot-links a:hover { color: var(--accent); }

/* ---------- 条款页 ---------- */
.legal-hero { border-bottom: 1px solid var(--line); background: var(--surface); }
.legal-inner { max-width: 820px; margin: 0 auto; padding: 56px 28px 40px; }
.legal-inner .back { font-size: 12.5px; color: var(--muted); font-family: var(--mono); }
.legal-inner .back:hover { color: var(--accent); }
.legal-inner h1 { font-size: clamp(28px, 3.4vw, 40px); letter-spacing: -.03em; font-weight: 650; margin: 20px 0 10px; }
.legal-meta { font-size: 12.5px; color: var(--muted); font-family: var(--mono); }
.legal-body { max-width: 820px; margin: 0 auto; padding: 44px 28px 90px; }
.legal-body .lead { font-size: 15px; color: var(--ink-2); line-height: 1.9; border-left: 2px solid var(--accent); padding-left: 18px; margin-bottom: 38px; }
.legal-body section { margin-bottom: 36px; }
.legal-body h2 { font-size: 17px; font-weight: 620; margin-bottom: 10px; }
.legal-body p, .legal-body li { font-size: 13.8px; color: var(--ink-2); line-height: 1.9; }
.legal-body p + p { margin-top: 10px; }
.legal-body ul { padding-left: 20px; display: grid; gap: 7px; margin-top: 10px; }
.legal-body a { color: var(--accent); border-bottom: 1px solid #e3bcab; }
.legal-body code { font-size: 11.8px; background: #efefeb; padding: 1px 5px; border-radius: 4px; }
.legal-foot { border-top: 1px solid var(--line); padding-top: 22px; margin-top: 44px; font-size: 12.5px; color: var(--muted); }
.legal-foot a { margin-left: 14px; }

.four-oh-four { max-width: 620px; margin: 0 auto; padding: 140px 28px; text-align: center; }
.four-oh-four h1 { font-family: var(--mono); font-size: 64px; color: var(--accent); letter-spacing: -.06em; }
.four-oh-four p { color: var(--muted); margin: 12px 0 26px; }
.four-oh-four a { display: inline-block; background: var(--accent); color: #fff; border-radius: 8px; padding: 10px 18px; font-size: 13.5px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1000px) {
  .hero-inner { gap: 36px; padding-top: 60px; padding-bottom: 70px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .vg-grid { grid-template-columns: repeat(2, 1fr); }
  .install-grid { grid-template-columns: repeat(2, 1fr); }
  .install-warn { grid-column: span 2; }
  .db-main { grid-template-columns: 76px minmax(0, 1fr); }
  .db-icon { width: 72px; height: 72px; }
  .db-action { grid-column: span 2; flex-direction: row; align-items: center; gap: 12px; }
  .db-size { text-align: left; }
  .db-hint { flex: 1; text-align: right; }
}
@media (max-width: 820px) {
  .head-nav { display: none; }
  .head-gh { margin-left: auto; }
  .hero-inner, .focus-layout, .menubar-layout, .two-col, .notes-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .chart-card { position: static; }
  .fact-inner { grid-template-columns: repeat(2, 1fr); }
  .fact:nth-child(3) { border-left: none; padding-left: 0; }
  .fact:nth-child(n+3) { border-top: 1px solid var(--line); }
  .section { padding: 66px 22px; }
  .section-alt > *, .download-inner, .hero-inner, .head-inner, .fact-inner, .foot-inner { padding-left: 22px; padding-right: 22px; }
  .legal-inner, .legal-body { padding-left: 22px; padding-right: 22px; }
}
@media (max-width: 560px) {
  .hero h1 { font-size: 36px; }
  .feature-grid, .vg-grid, .install-grid, .win-metrics { grid-template-columns: 1fr; }
  .install-warn { grid-column: span 1; }
  .mac-menubar .mb-menu, .mb-clock, .win-tabs { display: none; }
  .win-procs { display: none; }
  .download-box { padding: 16px; }
  .db-main { grid-template-columns: 1fr; gap: 14px; }
  .db-icon { width: 58px; height: 58px; }
  .db-action { grid-column: span 1; flex-direction: column; align-items: stretch; }
  .db-size, .db-hint { text-align: center; }
  .db-info h3 { font-size: 19px; }
  .foot-links { margin-left: 0; }
  .foot-meta { order: 3; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}