:root{--paper: #f3f4f6;--surface: #ffffff;--ink: #14161a;--ink-2: #4b5160;--ink-3: #8a90a0;--hairline: #e2e4ea;--signal: #3538cd;--signal-soft: #eceefc;--continuous: #0e9384;--continuous-soft: #e6f5f2;--warn: #b54708;--font-display: "Space Grotesk", system-ui, sans-serif;--font-body: "Inter", system-ui, sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", monospace;--radius: 14px;--maxw: 1120px}*{box-sizing:border-box}html{scroll-behavior:smooth}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:15.5px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--signal);text-decoration:none}a:hover{text-decoration:underline}:focus-visible{outline:2px solid var(--signal);outline-offset:2px;border-radius:4px}.site-header{display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:var(--maxw);margin:0 auto;padding:18px 20px}.brand{display:flex;align-items:baseline;gap:10px;color:var(--ink)}.brand:hover{text-decoration:none}.brand-mark{align-self:center;display:grid}.brand-name{font-family:var(--font-display);font-weight:700;font-size:19px;letter-spacing:-.01em}.brand-sub{color:var(--ink-3);font-size:13px}.site-nav{display:flex;gap:18px;font-size:14px;font-weight:500}@media (max-width: 560px){.brand-sub{display:none}}.hero{max-width:var(--maxw);margin:0 auto;padding:40px 20px 28px}.hero-grid{background:var(--surface);border:1px solid var(--hairline);border-radius:20px;padding:clamp(28px,5vw,56px);display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;overflow:hidden}@media (max-width: 800px){.hero-grid{grid-template-columns:1fr}}.hero h1{font-family:var(--font-display);font-size:clamp(30px,4.6vw,46px);line-height:1.06;letter-spacing:-.025em;margin:0 0 16px}.hero h1 em{font-style:normal;color:var(--signal)}.hero p.lede{color:var(--ink-2);font-size:16.5px;max-width:52ch;margin:0 0 22px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.btn{display:inline-flex;align-items:center;gap:8px;font:500 14px var(--font-body);padding:10px 16px;border-radius:10px;border:1px solid var(--hairline);background:var(--surface);color:var(--ink);cursor:pointer}.btn:hover{border-color:var(--ink-3);text-decoration:none}.btn-primary{background:var(--signal);border-color:var(--signal);color:#fff}.btn-primary:hover{background:#2c2fb2;border-color:#2c2fb2}.hero-wave{width:100%}.hero-wave .hw-spike{stroke:var(--signal);stroke-width:3;stroke-linecap:round;transform-origin:bottom;animation:pulse 2.4s ease-in-out infinite}.hero-wave .hw-spike:nth-child(2){animation-delay:.12s}.hero-wave .hw-block{fill:var(--continuous);opacity:.85;animation:glow 2.4s ease-in-out infinite;animation-delay:.4s}.hero-wave .hw-base{stroke:var(--hairline);stroke-width:2}.hero-legend{display:flex;gap:18px;margin-top:14px;font-size:12.5px;color:var(--ink-3);font-family:var(--font-mono)}.hero-legend .k{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}.k-transient{background:var(--signal)}.k-continuous{background:var(--continuous)}@keyframes pulse{0%,60%,to{opacity:.5}8%{opacity:1}}@keyframes glow{0%,70%,to{opacity:.45}20%{opacity:.95}}.library{max-width:var(--maxw);margin:0 auto;padding:8px 20px 64px;display:grid;grid-template-columns:210px 1fr;gap:36px;align-items:start}@media (max-width: 860px){.library{grid-template-columns:1fr;gap:12px}}.rail{position:sticky;top:20px;display:flex;flex-direction:column;gap:2px;font-size:13.5px}.rail a{color:var(--ink-2);padding:7px 10px;border-radius:8px;border-left:2px solid transparent}.rail a:hover{background:var(--surface);text-decoration:none;color:var(--ink)}.rail-title{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);padding:0 10px 8px}@media (max-width: 860px){.rail{position:static;flex-direction:row;flex-wrap:wrap;gap:8px}.rail-title{display:none}.rail a{border:1px solid var(--hairline);background:var(--surface);border-radius:999px;padding:6px 12px}}.cat-section{margin-bottom:44px}.cat-head{display:flex;align-items:baseline;gap:12px;margin:0 0 6px}.cat-head h2{font-family:var(--font-display);font-size:21px;letter-spacing:-.015em;margin:0}.cat-count{font-family:var(--font-mono);font-size:12px;color:var(--ink-3)}.cat-desc{color:var(--ink-2);font-size:14px;margin:0 0 18px;max-width:68ch}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}.card{display:flex;flex-direction:column;gap:10px;background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius);padding:16px 16px 14px;color:var(--ink);transition:border-color .15s ease,transform .15s ease}.card:hover{border-color:var(--signal);text-decoration:none;transform:translateY(-2px)}.card h3{font-family:var(--font-display);font-size:16.5px;margin:0;letter-spacing:-.01em}.card p{margin:0;color:var(--ink-2);font-size:13.5px;line-height:1.5}.card .waveform{width:100%;height:44px}.card-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}.chip{font-family:var(--font-mono);font-size:11px;color:var(--ink-2);background:var(--paper);border:1px solid var(--hairline);border-radius:6px;padding:2px 7px}.chip-os{color:var(--signal);background:var(--signal-soft);border-color:transparent}.waveform .wf-base{stroke:var(--hairline);stroke-width:1.5}.waveform .wf-spike{stroke:var(--signal);stroke-width:2.5;stroke-linecap:round}.waveform .wf-dot{fill:var(--signal)}.waveform .wf-block{fill:var(--continuous);opacity:.8}.waveform .wf-tick{stroke:var(--ink-3);stroke-width:1}.waveform .wf-label{font:9px var(--font-mono);fill:var(--ink-3)}.detail{max-width:860px;margin:0 auto;padding:24px 20px 72px}.crumbs{font-size:13px;color:var(--ink-3);margin-bottom:18px}.crumbs a{color:var(--ink-3)}.crumbs a:hover{color:var(--signal)}.detail-head{background:var(--surface);border:1px solid var(--hairline);border-radius:20px;padding:clamp(22px,4vw,36px);margin-bottom:22px}.detail-head h1{font-family:var(--font-display);font-size:clamp(24px,3.6vw,34px);letter-spacing:-.02em;margin:0 0 8px;line-height:1.15}.detail-head .usecase{color:var(--ink-2);font-size:16px;margin:0 0 20px;max-width:60ch}.detail-head .waveform{width:100%;max-width:520px;height:84px}.meta-table{display:grid;grid-template-columns:110px 1fr;gap:6px 16px;font-size:14px;margin:20px 0 0}.meta-table dt{font-family:var(--font-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--ink-3);padding-top:2px}.meta-table dd{margin:0;color:var(--ink-2)}.meta-table code{font-family:var(--font-mono);font-size:12.5px;background:var(--signal-soft);color:var(--signal);border-radius:5px;padding:1px 6px;margin-right:6px;display:inline-block;margin-bottom:4px}.llm-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.codeblock{margin:0 0 20px;border:1px solid var(--hairline);border-radius:12px;overflow:hidden;background:var(--surface)}.codeblock-bar{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;border-bottom:1px solid var(--hairline);background:var(--paper)}.codeblock-label{font-family:var(--font-mono);font-size:12px;color:var(--ink-2)}.copy-btn{font:500 12.5px var(--font-body);color:var(--signal);background:none;border:1px solid var(--hairline);border-radius:7px;padding:4px 12px;cursor:pointer}.copy-btn:hover{border-color:var(--signal)}.copy-btn.copied{background:var(--signal);color:#fff;border-color:var(--signal)}.codeblock pre{margin:0;padding:16px;overflow-x:auto;font-family:var(--font-mono);font-size:12.8px;line-height:1.55;background:var(--surface)!important}.notes{background:var(--continuous-soft);border-radius:12px;padding:16px 20px}.notes h2{font-family:var(--font-display);font-size:15px;margin:0 0 8px}.notes ul{margin:0;padding-left:18px;color:var(--ink-2);font-size:14px}.notes li+li{margin-top:6px}.pager{display:flex;justify-content:space-between;gap:12px;margin-top:28px;font-size:14px}.site-footer{max-width:var(--maxw);margin:0 auto;padding:24px 20px 48px;color:var(--ink-3);font-size:13.5px;border-top:1px solid var(--hairline)}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,12px);background:var(--ink);color:#fff;font-size:13px;font-weight:500;padding:8px 18px;border-radius:999px;opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease}.toast.show{opacity:1;transform:translate(-50%)}