:root {
  --ink: #11131b;
  --muted: #60677a;
  --line: #d9deea;
  --paper: #f5f7fb;
  --panel: #ffffff;
  --primary: #4547e8;
  --primary-dark: #292bbb;
  --primary-soft: #e8e9ff;
  --mint: #0d9b6d;
  --amber: #a76408;
  --danger: #b33a42;
  --radius: 18px;
  --shadow: 0 18px 45px rgba(25, 31, 67, .08);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(69, 71, 232, .35); outline-offset: 3px; }

.skip-link {
  position: fixed; left: 16px; top: -80px; z-index: 100;
  padding: 10px 15px; background: var(--ink); color: white; border-radius: 8px;
}
.skip-link:focus { top: 16px; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid rgba(217, 222, 234, .88);
  background: rgba(250, 251, 254, .9);
  backdrop-filter: blur(16px);
}
.header-inner { min-height: 70px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; }
.brand { display: flex; align-items: center; gap: 11px; width: max-content; font-weight: 820; letter-spacing: -.02em; }
.brand-mark {
  display: grid; place-items: center; width: 38px; height: 38px;
  color: #fff; background: var(--primary); border-radius: 11px;
  box-shadow: 0 10px 24px rgba(69, 71, 232, .28); font: 800 13px/1 ui-monospace, monospace;
}
.brand small { display: block; margin-top: -3px; color: var(--muted); font-size: 10px; font-weight: 650; letter-spacing: .12em; text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 13px; background: #fff; }
.nav a { padding: 7px 15px; border-radius: 9px; color: var(--muted); font-size: 14px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); background: #edf0f6; }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 8px; }
.github-link, .menu-toggle {
  display: grid; place-items: center; width: 40px; height: 40px;
  border: 1px solid var(--line); border-radius: 11px; background: #fff; color: var(--muted);
}
.menu-toggle { display: none; cursor: pointer; }

.hero {
  position: relative; overflow: hidden; min-height: 710px;
  border-bottom: 1px solid var(--line);
  background-color: #f7f8fc;
  background-image: linear-gradient(rgba(48, 53, 86, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(48, 53, 86, .045) 1px, transparent 1px);
  background-size: 48px 48px;
}
.hero::before {
  content: ""; position: absolute; inset: -10% 20% 25%; pointer-events: none;
  background: radial-gradient(ellipse, rgba(86, 89, 255, .22), transparent 63%); filter: blur(8px);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 70px; padding: 105px 0 92px; }
.eyebrow, .section-kicker {
  display: flex; align-items: center; gap: 9px; width: max-content;
  color: var(--primary-dark); font: 800 12px/1.2 ui-monospace, "SFMono-Regular", Consolas, monospace; letter-spacing: .14em; text-transform: uppercase;
}
.eyebrow { padding: 9px 12px; border: 1px solid rgba(69, 71, 232, .2); border-radius: 999px; background: rgba(255, 255, 255, .78); }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 5px rgba(13, 155, 109, .11); }
.hero h1 { max-width: 780px; margin: 28px 0 24px; font-size: clamp(54px, 6.6vw, 92px); line-height: .98; letter-spacing: -.075em; text-wrap: balance; }
.hero h1 span { display: block; color: var(--primary); }
.hero-copy { max-width: 650px; margin: 0; color: #4e566b; font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 48px; padding: 0 20px; border: 1px solid var(--line); border-radius: 11px; background: #fff; font-size: 14px; font-weight: 750; transition: transform .2s, box-shadow .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); border-color: #b9c0d0; box-shadow: 0 10px 24px rgba(26, 32, 65, .08); }
.button.primary { color: #fff; border-color: var(--primary); background: var(--primary); box-shadow: 0 14px 28px rgba(69, 71, 232, .22); }
.button.primary:hover { background: var(--primary-dark); }
.button svg, .icon svg { width: 18px; height: 18px; }
.trust-line { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 26px 0 0; padding: 0; color: var(--muted); font-size: 12px; list-style: none; }
.trust-line li { display: flex; align-items: center; gap: 7px; }
.trust-line li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--primary); }

.constellation { position: relative; min-height: 435px; }
.orbit { position: absolute; inset: 25px; border: 1px solid rgba(69,71,232,.2); border-radius: 50%; transform: rotate(-10deg); }
.orbit::before, .orbit::after { content: ""; position: absolute; inset: 55px; border: 1px dashed rgba(69,71,232,.24); border-radius: 50%; }
.orbit::after { inset: 118px; border-style: solid; }
.core {
  position: absolute; left: 50%; top: 50%; display: grid; place-items: center;
  width: 138px; height: 138px; transform: translate(-50%, -50%); color: #fff;
  background: var(--ink); border-radius: 38%; box-shadow: 0 28px 60px rgba(17,19,27,.24); font: 900 34px/1 ui-monospace, monospace;
}
.core small { display: block; margin-top: 8px; font-size: 8px; letter-spacing: .17em; color: #bdc0cd; }
.node {
  position: absolute; display: flex; align-items: center; gap: 8px; padding: 9px 12px;
  border: 1px solid #cfd5e3; border-radius: 10px; background: rgba(255,255,255,.9); box-shadow: var(--shadow);
  color: #3f4657; font: 700 11px/1.2 ui-monospace, monospace;
}
.node::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--primary); }
.node-1 { left: 2%; top: 18%; } .node-2 { right: 0; top: 15%; }
.node-3 { left: -2%; bottom: 24%; } .node-4 { right: 2%; bottom: 20%; }
.node-5 { left: 39%; bottom: 0; }

.metric-strip { border-bottom: 1px solid var(--line); background: #fff; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.metric { min-height: 125px; padding: 27px 28px; border-left: 1px solid var(--line); }
.metric:last-child { border-right: 1px solid var(--line); }
.metric strong { display: block; font: 780 32px/1.1 ui-monospace, monospace; letter-spacing: -.04em; }
.metric span { display: block; margin-top: 12px; color: var(--muted); font-size: 12px; }

.section { padding: 108px 0; border-bottom: 1px solid var(--line); }
.section.white { background: #fff; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 44px; }
.section-head h2 { max-width: 760px; margin: 14px 0 0; font-size: clamp(36px, 4vw, 57px); line-height: 1.08; letter-spacing: -.055em; text-wrap: balance; }
.section-head p { max-width: 420px; margin: 0; color: var(--muted); font-size: 14px; }
.text-link { color: var(--primary-dark); font-size: 13px; font-weight: 750; }
.text-link:hover { text-decoration: underline; text-underline-offset: 4px; }

.answer-panel { display: grid; grid-template-columns: .8fr 1.2fr; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); }
.answer-copy { padding: 45px; border-right: 1px solid var(--line); }
.answer-copy h3 { margin: 0 0 18px; font-size: 30px; line-height: 1.2; letter-spacing: -.04em; }
.answer-copy p { margin: 0; color: var(--muted); }
.answer-points { display: grid; grid-template-columns: 1fr 1fr; }
.answer-point { min-height: 180px; padding: 30px; border-bottom: 1px solid var(--line); }
.answer-point:nth-child(odd) { border-right: 1px solid var(--line); }
.answer-point:nth-last-child(-n+2) { border-bottom: 0; }
.answer-point b { display: block; margin-bottom: 9px; font-size: 16px; }
.answer-point span { color: var(--muted); font-size: 13px; }
.answer-point em { display: grid; place-items: center; width: 28px; height: 28px; margin-bottom: 35px; border-radius: 8px; background: var(--primary-soft); color: var(--primary); font: normal 800 12px/1 ui-monospace, monospace; }

.plugin-grid { display: grid; width: 100%; max-width: 100%; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.plugin-card { position: relative; min-width: 0; min-height: 285px; padding: 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; transition: background .2s, transform .2s; }
.plugin-card.featured-card { background: linear-gradient(145deg, #f1f2ff, #fff 72%); box-shadow: inset 4px 0 var(--primary); }
.plugin-card:hover { z-index: 2; background: #f8f8ff; transform: translateY(-3px); box-shadow: var(--shadow); }
.plugin-card h3 { margin: 28px 0 3px; overflow-wrap: anywhere; font: 780 20px/1.3 ui-monospace, "SFMono-Regular", Consolas, monospace; letter-spacing: -.03em; }
.plugin-card .owner { color: #858b9c; font-size: 11px; overflow-wrap: anywhere; }
.plugin-card p { min-height: 66px; margin: 22px 0; color: #596175; font-size: 13px; word-break: break-word; overflow-wrap: anywhere; }
.card-top, .card-bottom { display: flex; min-width: 0; align-items: center; justify-content: space-between; gap: 14px; }
.rank { color: #d9dde7; font: 800 40px/1 ui-monospace, monospace; }
.stars { max-width: 100%; margin-left: auto; color: var(--amber); font: 700 11px/1 ui-monospace, monospace; text-align: right; overflow-wrap: anywhere; }
.tag { color: var(--primary-dark); font-size: 11px; }
.risk { display: flex; align-items: center; gap: 7px; color: var(--mint); font-size: 11px; }
.risk.review { color: var(--amber); }
.risk::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.plugin-promo { display: grid; grid-template-columns: minmax(0, 1fr) 190px; gap: 44px; margin-bottom: 52px; padding: 38px; overflow: hidden; border: 1px solid #3437d9; border-radius: 18px; background: radial-gradient(circle at 85% 20%, rgba(116,120,255,.34), transparent 32%), #11131d; color: #f7f7ff; box-shadow: 0 24px 60px rgba(27,29,91,.18); }
.plugin-promo:hover { transform: translateY(-3px); box-shadow: 0 30px 70px rgba(27,29,91,.25); }
.promo-eyebrow { color: #9ca0ff; font: 800 11px/1.2 ui-monospace, monospace; letter-spacing: .12em; text-transform: uppercase; }
.promo-copy h3 { max-width: 800px; margin: 18px 0 14px; font-size: clamp(28px, 4vw, 48px); line-height: 1.08; letter-spacing: -.05em; }
.promo-copy p { max-width: 790px; margin: 0 0 24px; color: #b9bed0; }
.promo-copy code { display: inline-block; max-width: 100%; padding: 10px 13px; overflow-x: auto; border: 1px solid #34394a; border-radius: 8px; background: #090b12; color: #d6d8ff; font: 12px/1.4 ui-monospace, monospace; }
.promo-meta { display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end; gap: 12px; color: #b9bed0; font: 12px/1.2 ui-monospace, monospace; }
.promo-meta span { padding: 7px 9px; border: 1px solid #3b4053; border-radius: 999px; }
.promo-meta strong { margin-top: 14px; color: #fff; }
.compact-head { margin: 0 0 22px; }
.compact-head h3 { margin: 8px 0 0; font-size: 24px; }

.category-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.category { min-height: 178px; padding: 25px; border: 1px solid var(--line); border-radius: 14px; background: #fff; transition: border-color .2s, transform .2s; }
.category:hover { transform: translateY(-3px); border-color: rgba(69,71,232,.45); }
.category b { display: block; margin: 38px 0 7px; font-size: 17px; }
.category strong { color: var(--primary); font: 760 26px/1 ui-monospace, monospace; }
.category span { color: var(--muted); font-size: 11px; }

.method-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 70px; align-items: start; }
.method-copy h2 { margin: 16px 0 22px; font-size: clamp(36px, 4vw, 54px); line-height: 1.08; letter-spacing: -.055em; }
.method-copy p { color: var(--muted); }
.method-list { border-top: 1px solid var(--line); }
.method-item { display: grid; grid-template-columns: 45px 1fr auto; gap: 18px; align-items: center; min-height: 82px; border-bottom: 1px solid var(--line); }
.method-item em { color: var(--primary); font: normal 800 11px/1 ui-monospace, monospace; }
.method-item b { font-size: 14px; }
.method-item span { color: var(--muted); font-size: 11px; text-align: right; }

.quickstart { overflow: hidden; border: 1px solid #2d3141; border-radius: var(--radius); background: #151821; color: #f3f4fa; box-shadow: 0 24px 50px rgba(12, 14, 21, .18); }
.terminal-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid #303545; color: #aeb4c4; font: 12px/1 ui-monospace, monospace; }
.terminal-dots { display: flex; gap: 6px; }
.terminal-dots i { width: 8px; height: 8px; border-radius: 50%; background: #51586a; }
.terminal-body { padding: 28px; font: 14px/1.85 ui-monospace, "SFMono-Regular", Consolas, monospace; overflow-x: auto; }
.terminal-body .prompt { color: #7478ff; }
.terminal-body .comment { color: #777f92; }
.terminal-note { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 28px; border-top: 1px solid #303545; color: #aeb4c4; font-size: 12px; }

.faq-list { border-top: 1px solid var(--line); }
.faq { border-bottom: 1px solid var(--line); }
.faq button { width: 100%; display: grid; grid-template-columns: 1fr 26px; gap: 20px; padding: 25px 0; border: 0; background: transparent; color: var(--ink); text-align: left; font-weight: 760; cursor: pointer; }
.faq button::after { content: "+"; color: var(--primary); font: 500 24px/1 monospace; }
.faq.open button::after { content: "−"; }
.faq .answer { display: none; max-width: 820px; padding: 0 0 26px; color: var(--muted); font-size: 14px; }
.faq.open .answer { display: block; }

.page-hero { padding: 100px 0 72px; border-bottom: 1px solid var(--line); background: #f7f8fc; }
.breadcrumbs { display: flex; gap: 8px; color: var(--muted); font-size: 12px; }
.page-hero h1 { max-width: 900px; margin: 24px 0 18px; font-size: clamp(48px, 6vw, 80px); line-height: 1; letter-spacing: -.065em; }
.page-hero p { max-width: 760px; margin: 0; color: var(--muted); font-size: 17px; }
.filter-bar { display: grid; grid-template-columns: 1fr 220px; gap: 12px; margin: 0 0 30px; }
.search-input, .select-input { width: 100%; height: 48px; padding: 0 15px; border: 1px solid var(--line); border-radius: 11px; background: #fff; color: var(--ink); }
.search-input:focus, .select-input:focus { border-color: var(--primary); outline: 3px solid rgba(69,71,232,.12); }
.results-note { margin: 0 0 20px; color: var(--muted); font-size: 12px; }
.guide-layout { display: grid; grid-template-columns: 250px 1fr; gap: 70px; align-items: start; }
.toc { position: sticky; top: 100px; padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.toc b { display: block; margin-bottom: 12px; font-size: 12px; }
.toc a { display: block; padding: 6px 0; color: var(--muted); font-size: 12px; }
.toc a:hover { color: var(--primary); }
.article { max-width: 760px; }
.article h2 { margin: 65px 0 18px; font-size: 35px; line-height: 1.15; letter-spacing: -.04em; }
.article h2:first-child { margin-top: 0; }
.article h3 { margin: 35px 0 12px; font-size: 20px; }
.article p, .article li { color: #4f576a; }
.article code { padding: 2px 6px; border-radius: 5px; background: #e8eaf2; font-family: ui-monospace, monospace; font-size: .9em; }
.callout { margin: 26px 0; padding: 22px; border: 1px solid #d7d9ff; border-radius: 12px; background: #f3f3ff; }
.callout b { display: block; margin-bottom: 6px; color: var(--primary-dark); }
.code-block { position: relative; margin: 22px 0; padding: 22px; overflow-x: auto; border-radius: 13px; background: #151821; color: #eef0f7; font: 13px/1.7 ui-monospace, monospace; }
.prose-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.prose-card { padding: 28px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.prose-card h3 { margin: 0 0 10px; }
.prose-card p { margin: 0; color: var(--muted); font-size: 13px; }

.site-footer { padding: 58px 0 30px; background: #11131b; color: #e8eaf2; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 50px; }
.footer-brand p { max-width: 370px; color: #989fb1; font-size: 13px; }
.footer-col b { display: block; margin-bottom: 14px; font-size: 12px; }
.footer-col a { display: block; padding: 5px 0; color: #989fb1; font-size: 12px; }
.footer-col a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 50px; padding-top: 20px; border-top: 1px solid #2b2f3d; color: #777f92; font-size: 11px; }

@media (max-width: 920px) {
  .header-inner { grid-template-columns: 1fr auto; }
  .nav { position: fixed; inset: 71px 0 auto; display: none; border-width: 0 0 1px; border-radius: 0; padding: 14px 20px; box-shadow: var(--shadow); }
  .nav.open { display: grid; }
  .menu-toggle { display: grid; }
  .hero-grid { grid-template-columns: 1fr; padding-top: 80px; gap: 40px; }
  .constellation { min-height: 360px; width: min(520px, 100%); margin: 0 auto; }
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(3) { border-top: 1px solid var(--line); }
  .metric:nth-child(4) { border-top: 1px solid var(--line); }
  .answer-panel, .method-grid, .guide-layout { grid-template-columns: 1fr; }
  .answer-copy { border-right: 0; border-bottom: 1px solid var(--line); }
  .plugin-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plugin-promo { grid-template-columns: 1fr; gap: 28px; }
  .promo-meta { flex-direction: row; flex-wrap: wrap; align-items: center; }
  .promo-meta strong { width: 100%; margin-top: 4px; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .toc { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .container { width: min(100% - 28px, var(--max)); }
  .brand small { display: none; }
  .github-link { display: none; }
  .hero { min-height: 0; }
  .hero-grid { padding: 68px 0 58px; }
  .hero h1 { font-size: clamp(48px, 15vw, 68px); }
  .page-hero h1 { font-size: 40px; word-break: break-word; overflow-wrap: anywhere; }
  .hero-copy { font-size: 16px; }
  .constellation { min-height: 315px; }
  .orbit { inset: 20px; }
  .core { width: 112px; height: 112px; font-size: 29px; }
  .node { padding: 7px 9px; font-size: 9px; }
  .metric-grid, .plugin-grid, .category-grid, .answer-points, .prose-grid, .filter-bar { grid-template-columns: minmax(0, 1fr); }
  .metric { min-height: 105px; border-right: 1px solid var(--line); border-top: 1px solid var(--line); }
  .section { padding: 74px 0; }
  .section-head { align-items: start; flex-direction: column; margin-bottom: 30px; }
  .plugin-promo { padding: 26px; margin-bottom: 38px; }
  .promo-copy code { white-space: nowrap; }
  .card-top, .card-bottom { flex-wrap: wrap; }
  .answer-copy { padding: 30px; }
  .answer-point { min-height: 150px; }
  .answer-point:nth-child(odd) { border-right: 0; }
  .answer-point:nth-last-child(2) { border-bottom: 1px solid var(--line); }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}