:root{
  --ink:#17201d;
  --ink-soft:#48514e;
  --muted:#7a827f;
  --paper:#fbfaf6;
  --paper-warm:#f1efe7;
  --line:#dedcd2;
  --green:#126c57;
  --green-bright:#22b98b;
  --deep:#101815;
  --deep-2:#16221e;
  --serif-ui:'Noto Sans TC',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --shadow:0 18px 50px rgba(27,35,32,.10),0 2px 8px rgba(27,35,32,.05);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{background:var(--paper);color:var(--ink);font-family:var(--serif-ui);line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.is-visible{opacity:1!important;transform:translateY(0)!important}
.progress{position:fixed;z-index:999;top:0;left:0;height:3px;width:0;background:var(--green-bright)}

.site-header{position:sticky;top:0;z-index:100;background:rgba(251,250,246,.9);backdrop-filter:blur(16px);border-bottom:1px solid rgba(222,220,210,.85)}
.nav-inner{max-width:1120px;height:72px;margin:auto;padding:0 28px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--mono);font-size:16px;font-weight:600;letter-spacing:-.02em}
.brand em{font-style:normal;color:var(--green)}
.brand-mark{display:grid;place-items:center;width:32px;height:32px;color:#fff;background:var(--deep);border-radius:8px;font:600 14px var(--mono)}
.nav-links{display:flex;gap:32px;color:var(--ink-soft);font-size:14px;font-weight:500}
.nav-links a{position:relative;padding:8px 0}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:3px;height:1px;background:var(--green);transition:right .2s}
.nav-links a:hover::after{right:0}

.hero{max-width:1120px;margin:auto;padding:110px 28px 96px;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(310px,.65fr);gap:90px;align-items:center}
.kicker{display:flex;align-items:center;gap:10px;color:var(--green);font:500 11px/1.4 var(--mono);letter-spacing:.1em;margin-bottom:24px}
.kicker span{width:8px;height:8px;border-radius:50%;background:var(--green-bright);box-shadow:0 0 0 5px rgba(34,185,139,.12)}
.hero h1{max-width:700px;font-size:clamp(40px,5vw,66px);line-height:1.14;letter-spacing:-.055em;font-weight:800}
.hero h1 strong{color:var(--green);font-weight:800}
.hero-lead{max-width:610px;margin-top:28px;color:var(--ink-soft);font-size:18px;line-height:1.85;letter-spacing:.01em}
.hero-links{margin-top:36px;display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.primary-link{display:inline-flex;align-items:center;gap:22px;background:var(--deep);color:#fff;padding:12px 18px;border-radius:6px;font-size:14px;font-weight:600;transition:transform .2s,background .2s}
.primary-link:hover{background:var(--green);transform:translateY(-2px)}
.primary-link span{font:500 16px var(--mono)}
.hero-note{color:var(--muted);font-size:13px}

.terminal-card{background:var(--deep);color:#dce9e4;border:1px solid rgba(255,255,255,.07);border-radius:14px;overflow:hidden;box-shadow:0 28px 65px rgba(15,24,21,.22);transform:rotate(1.2deg)}
.terminal-top{height:44px;display:flex;align-items:center;gap:7px;padding:0 15px;background:#0c1210;border-bottom:1px solid rgba(255,255,255,.06)}
.terminal-top>span{width:8px;height:8px;border-radius:50%;background:#42504b}.terminal-top>span:nth-child(1){background:#ef6a67}.terminal-top>span:nth-child(2){background:#e6bd55}.terminal-top>span:nth-child(3){background:#52bd75}
.terminal-top code{margin-left:auto;color:#71817b;font:400 10px var(--mono)}
.terminal-body{padding:25px 24px 23px;font:400 12px/1.8 var(--mono)}
.terminal-body p{margin-bottom:5px}.terminal-body i{font-style:normal;color:var(--green-bright)}
.terminal-body .output{color:#90a29b;margin:0 0 16px 16px}
.status{display:flex;align-items:center;gap:8px;margin:22px 0 0!important;padding-top:16px;border-top:1px solid rgba(255,255,255,.07);color:#90a29b!important;font-size:10px}
.status b{width:7px;height:7px;border-radius:50%;background:var(--green-bright);box-shadow:0 0 8px var(--green-bright)}

.ticker{overflow:hidden;border-block:1px solid var(--line);background:var(--paper-warm);padding:15px 0}
.ticker-track{width:max-content;display:flex;align-items:center;gap:24px;animation:ticker 34s linear infinite;color:var(--ink-soft);font:500 12px var(--mono);white-space:nowrap}
.ticker-track b{color:var(--green);font-size:7px}
@keyframes ticker{to{transform:translateX(-50%)}}

.content-shell{max-width:1120px;margin:auto;padding:112px 28px 130px;display:grid;grid-template-columns:minmax(0,740px) 240px;gap:100px;align-items:start}
.section-title{margin-bottom:62px}
.section-title>div{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.section-no{font:600 11px var(--mono);color:#fff;background:var(--green);padding:3px 7px;border-radius:3px}
.section-title>div p{font:600 12px var(--mono);letter-spacing:.1em;color:var(--green)}
.section-title h2{font-size:clamp(28px,3.2vw,40px);line-height:1.3;letter-spacing:-.035em;font-weight:750}

.post{padding:0 0 68px;margin-bottom:68px;border-bottom:1px solid var(--line)}
.post:last-child{margin-bottom:0}
.post-header{display:grid;grid-template-columns:58px 1fr;gap:22px;align-items:start;margin-bottom:26px}
.entry-no{font:500 13px var(--mono);color:var(--green);padding-top:8px;border-top:2px solid var(--green)}
.post-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:11px;font:500 11px var(--mono);color:var(--muted)}
.post-meta span{color:var(--green);background:#e4f1ec;padding:2px 8px;border-radius:999px}
.post-meta time{letter-spacing:.02em}
.post h3{font-size:clamp(23px,2.5vw,31px);line-height:1.45;letter-spacing:-.025em;font-weight:700}
.post-body{padding-left:80px;max-width:700px;color:var(--ink-soft);font-size:17px;line-height:2}
.post-body p+p{margin-top:18px}
.post-body blockquote{margin-top:24px;padding:17px 20px;border-left:3px solid var(--green);background:var(--paper-warm);color:var(--ink);font-weight:600;line-height:1.75}
.post-sources{margin-top:26px;padding-top:18px;border-top:1px dashed var(--line);display:flex;flex-direction:column;align-items:flex-start;gap:7px;font:500 12px/1.6 var(--mono)}
.post-sources span{color:var(--muted);font-size:10px;letter-spacing:.08em}
.post-sources a{color:var(--green);text-decoration:underline;text-underline-offset:3px}
.load-error{padding:24px;background:var(--paper-warm);border-left:3px solid var(--green);color:var(--ink-soft)}

.sticky-panel{position:sticky;top:112px;padding-top:5px}
.side-label{font:600 10px var(--mono);letter-spacing:.12em;color:var(--muted);margin-bottom:13px}
.toc{display:flex;flex-direction:column}
.toc a{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);color:var(--ink-soft);font-size:13px;transition:color .2s,padding-left .2s}
.toc a:hover,.toc a.active{color:var(--green);padding-left:4px}
.toc span{font:500 10px var(--mono);color:var(--muted);padding-top:4px}
.side-divider{height:1px;background:var(--line);margin:38px 0}
.availability{display:flex;gap:12px;align-items:flex-start}.availability>span{width:8px;height:8px;border-radius:50%;background:var(--green-bright);margin-top:7px;box-shadow:0 0 0 4px rgba(34,185,139,.12)}
.availability strong{display:block;font-size:13px}.availability small{display:block;color:var(--muted);font-size:11px;margin-top:2px}

.about-section{background:var(--deep);color:#eff6f3;padding:115px 28px}
.about-inner{max-width:1120px;margin:auto}
.section-title.light{display:grid;grid-template-columns:1fr 1.45fr;gap:80px;align-items:end;margin-bottom:62px}
.section-title.light>div{align-self:start}.section-title.light h2{font-size:clamp(32px,4vw,51px);line-height:1.28}.section-title.light .section-no{background:var(--green-bright);color:var(--deep)}.section-title.light>div p{color:var(--green-bright)}
.capabilities{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.14)}
.capabilities article{padding:34px 24px 8px 0;border-right:1px solid rgba(255,255,255,.14)}.capabilities article+article{padding-left:24px}.capabilities article:last-child{border-right:0}
.capabilities span{font:500 11px var(--mono);color:var(--green-bright)}
.capabilities h3{font-size:20px;margin:12px 0 10px}.capabilities p{color:#98aaa3;font-size:14px;line-height:1.8}

.notes-section{max-width:1120px;margin:auto;padding:116px 28px 130px}
.notes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.notes-grid figure{min-height:190px;padding:30px;background:#fff;border:1px solid var(--line);border-radius:9px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 5px 18px rgba(27,35,32,.035);transition:transform .2s,box-shadow .2s}
.notes-grid figure:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.notes-grid blockquote{font-size:19px;line-height:1.75;font-weight:600;letter-spacing:-.01em}
.notes-grid figcaption{color:var(--green);font:500 11px var(--mono);margin-top:24px}

.footer{background:var(--paper-warm);border-top:1px solid var(--line);padding:38px 28px}
.footer-inner{max-width:1120px;margin:auto;display:grid;grid-template-columns:1fr 2fr auto;gap:32px;align-items:center;color:var(--muted);font-size:12px}.footer-brand{color:var(--ink)}

@media(max-width:900px){
  .hero{grid-template-columns:1fr;gap:48px;padding-top:82px}.terminal-card{max-width:480px;transform:none}
  .content-shell{grid-template-columns:1fr;gap:0}.side-column{display:none}
  .capabilities{grid-template-columns:repeat(2,1fr)}.capabilities article:nth-child(2){border-right:0}.capabilities article:nth-child(n+3){border-top:1px solid rgba(255,255,255,.14)}
  .section-title.light{grid-template-columns:1fr;gap:20px}
}
@media(max-width:620px){
  .nav-inner{height:64px;padding-inline:20px}.nav-links{gap:18px;font-size:13px}
  .hero{padding:62px 20px 64px}.hero h1{font-size:39px}.hero-lead{font-size:16px}.hero-note{display:none}
  .content-shell,.notes-section{padding:78px 20px 90px}.section-title{margin-bottom:44px}
  .post{padding-bottom:48px;margin-bottom:48px}.post-header{grid-template-columns:42px 1fr;gap:14px}.post-body{padding-left:56px;font-size:16px;line-height:1.95}
  .about-section{padding:78px 20px}.capabilities{grid-template-columns:1fr}.capabilities article,.capabilities article+article{padding:25px 0;border-right:0;border-top:1px solid rgba(255,255,255,.14)}
  .notes-grid{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.footer-inner>span{display:none}
}
@media(max-width:420px){.nav-links a:nth-child(2){display:none}.hero h1{font-size:34px}.post-header{grid-template-columns:1fr}.entry-no{width:42px}.post-body{padding-left:0}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.ticker-track{animation:none}}