:root{--bg: #0b0b0c;--surface: #141416;--surface-2: #1b1b1f;--line: #26262b;--text: #f3f3f4;--muted: #a2a2ab;--red: #e5322d;--red-dark: #b00000;--accent: #e5322d;--radius: 12px;--mono: "Share Tech Mono", ui-monospace, monospace}*{box-sizing:border-box}html{scroll-behavior:smooth}html,body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:inherit}img,svg{max-width:100%}.wrap{max-width:1200px;margin:0 auto;padding:0 24px}h1{font-size:clamp(2.3rem,5.4vw,4rem);line-height:1.04;margin:0 0 18px;letter-spacing:-.025em;font-weight:800}h2{font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.15;margin:0 0 18px;letter-spacing:-.015em}h3{margin:0 0 6px;font-size:1.08rem}.lede{font-size:1.18rem;color:var(--muted);max-width:56ch}.kicker{color:var(--accent);font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;font-size:.78rem;margin-bottom:12px}.section-lede{color:var(--muted);max-width:64ch;margin:-6px 0 28px}.top{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 24px;background:#0b0b0cd1;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.wordmark{text-decoration:none;font-weight:800;font-size:1.15rem;letter-spacing:-.01em;white-space:nowrap}.wordmark span{font-weight:400}.top nav{display:flex;gap:20px;align-items:center;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;font-family:var(--mono)}.top nav a:not(.btn){text-decoration:none;color:var(--muted)}.top nav a:not(.btn):hover{color:var(--text)}.btn{display:inline-block;background:var(--red);color:#fff!important;padding:12px 20px;border-radius:8px;text-decoration:none;font-weight:600;font-family:Inter,sans-serif;letter-spacing:0;text-transform:none;font-size:.95rem;transition:background .15s}.btn:hover{background:var(--red-dark)}.btn.ghost{background:transparent;color:var(--text)!important;border:1px solid var(--line)}.btn.ghost:hover{border-color:var(--muted);background:transparent}.top .btn{padding:9px 14px;font-size:.85rem}main>section:not(.hero){padding:84px 0;border-top:1px solid var(--line)}.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.pain{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.pain h3{font-size:1.12rem}.pain p{color:var(--muted);margin:8px 0 0}.example{background:linear-gradient(180deg,var(--bg),var(--surface) 140%)}.ex-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:20px;align-items:stretch}.ex-rule{background:var(--surface-2);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;justify-content:center}.ex-rule p{font-size:1.3rem;line-height:1.45;margin:10px 0 0;font-weight:500}.ex-lines{display:grid;gap:12px}.ex-line{background:#0e0e10;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;min-width:0}.ex-label{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.ex-line pre{margin:8px 0 0;overflow-x:auto;font-family:var(--mono);font-size:.86rem;line-height:1.5;color:#e7e7ea;white-space:pre}.how ol{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:0;margin:28px 0 0;counter-reset:step;list-style:none}.how li{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;color:var(--muted)}.how li strong{display:block;color:var(--text);margin-bottom:8px;font-size:1.08rem}.how li:before{counter-increment:step;content:counter(step,decimal-leading-zero);display:block;color:var(--accent);font-family:var(--mono);margin-bottom:12px}.ladder{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:28px}.seed{position:relative;display:flex;flex-direction:column;gap:6px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-decoration:none;transition:border-color .15s,transform .15s}.seed:hover{border-color:var(--accent);transform:translateY(-2px)}.seed-step{font-family:var(--mono);color:var(--accent);font-size:.8rem}.seed-tag{color:var(--text);margin:0;font-weight:500}.seed-pitch{color:var(--muted);margin:0;font-size:.95rem}.seed-stack{margin-top:auto;padding-top:10px;font-family:var(--mono);font-size:.74rem;color:var(--muted)}.seed-go{color:var(--red);font-weight:600;font-size:.9rem}.all-seeds{margin:24px 0 0}.all-seeds a{color:var(--muted)}.closing{text-align:center}.closing p{color:var(--muted);max-width:60ch;margin:0 auto;font-size:1.1rem}.closing .cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:28px}footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:.85rem}.foot{display:flex;gap:20px;flex-wrap:wrap}@media (max-width: 860px){main>section:not(.hero){padding:56px 0}.wrap{padding:0 16px}.top{padding:12px 16px}.top nav a:not(.btn){display:none}.pain-grid,.how ol,.ex-grid{grid-template-columns:1fr}}:root{--accent: #e5322d}.hero{--serif: "Fraunces", Georgia, "Times New Roman", serif;--plain: #8d8d96;--ink: #f6f6f7;--param-bg: rgba(229, 50, 45, .16);--param-ink: #ff7a74;position:relative;padding:48px 0 88px;overflow-x:clip;background:linear-gradient(180deg,rgba(229,50,45,.05),transparent 38%),repeating-linear-gradient(180deg,transparent 0 47px,rgba(255,255,255,.025) 47px 48px),var(--bg)}.hero .rule-meta{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:30px}.hero .rule-id{color:var(--ink);border:1px solid var(--line);padding:2px 8px;border-radius:4px}.hero .rule-live{margin-left:auto;color:#9fe0a8;display:inline-flex;align-items:center;gap:8px}.hero .rule-live i{width:7px;height:7px;border-radius:50%;background:#5fd36f;box-shadow:0 0 0 4px #5fd36f26}.hero .rule-display{font-family:var(--serif);font-weight:500;font-size:clamp(2.05rem,5.6vw,4.6rem);line-height:1.36;letter-spacing:-.022em;color:var(--plain);margin:0;max-width:19em;font-variation-settings:"opsz" 144}.hero .tok{position:relative;color:var(--ink);cursor:pointer;outline:none;transition:color .2s,background-color .2s,text-decoration-color .2s;-webkit-box-decoration-break:clone;box-decoration-break:clone}.hero .tok-table,.hero .tok-field,.hero .tok-link{text-decoration:underline;text-decoration-thickness:.06em;text-underline-offset:.14em;text-decoration-color:#f6f6f761}.hero .tok-derived{font-style:italic;text-decoration:underline double;text-decoration-thickness:.035em;text-underline-offset:.16em;text-decoration-color:#e5322d8c;text-decoration-skip-ink:none}.hero .tok-param{font-weight:700;color:var(--param-ink);background:var(--param-bg);padding:0 .1em;border-radius:.1em;line-height:1;font-variant-numeric:lining-nums tabular-nums}.hero .tok.on{text-decoration-color:var(--accent)}.hero .tok-param.on{background:var(--accent);color:#fff}.hero .tok:focus-visible{box-shadow:0 0 0 2px var(--bg),0 0 0 4px #f6f6f799;border-radius:4px}.hero .tok-tag{position:absolute;left:0;bottom:100%;margin-bottom:-.12em;font-family:var(--mono);font-style:normal;font-weight:400;font-size:max(11px,.15em);letter-spacing:.04em;line-height:1;white-space:nowrap;color:#fff;background:var(--accent);padding:4px 7px;border-radius:3px;pointer-events:none;animation:tagIn .28s ease-out}.hero .tok-tag:after{content:"";position:absolute;left:10px;top:100%;border:4px solid transparent;border-top-color:var(--accent)}@keyframes tagIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}.hero .rule-legend{display:flex;flex-wrap:wrap;gap:22px;margin-top:20px;font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.hero .lg:before{content:"";display:inline-block;vertical-align:middle;margin-right:9px}.hero .lg-field:before{width:22px;height:0;border-bottom:2px solid rgba(246,246,247,.5)}.hero .lg-param:before{width:14px;height:14px;border-radius:2px;background:var(--param-bg);border:1px solid rgba(229,50,45,.6)}.hero .lg-derived:before{width:22px;height:4px;border-top:1px solid var(--accent);border-bottom:1px solid var(--accent)}.hero .hero-lower{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start;margin-top:40px;padding-top:36px;border-top:1px solid var(--line)}.hero h1{font-size:clamp(2rem,3.6vw,3rem);margin-bottom:16px}.hero .lede{margin:0}.hero .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.hero .inspector{background:var(--surface);border:1px solid var(--line);border-top:2px solid var(--accent);border-radius:10px;padding:18px 20px 16px;font-family:var(--mono);min-width:0}.hero .insp-head{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.hero .insp-kind{padding:2px 8px;border-radius:3px;border:1px solid var(--line);color:var(--ink)}.hero .insp-kind.k-param{background:var(--accent);border-color:var(--accent);color:#fff}.hero .insp-kind.k-derived{border-color:var(--accent);color:var(--param-ink)}.hero .insp-word{font-family:var(--serif);font-size:1.7rem;line-height:1.2;margin:14px 0 12px;color:var(--ink);overflow-wrap:anywhere}.hero .inspector dl{display:grid;grid-template-columns:74px 1fr;gap:8px 14px;margin:0;font-size:.86rem}.hero .inspector dt{color:var(--muted);text-transform:uppercase;font-size:.7rem;letter-spacing:.12em;padding-top:2px}.hero .inspector dd{margin:0;color:#dcdce0;min-width:0;overflow-wrap:anywhere;font-family:Inter,system-ui,sans-serif;font-size:.9rem}.hero .inspector dd.insp-path{font-family:var(--mono);color:var(--ink);font-size:.95rem}.hero .inspector dd.insp-formula{font-family:var(--mono);color:var(--param-ink);font-size:.86rem}.hero .insp-dots{display:flex;gap:6px;margin-top:16px}.hero .insp-dots button{flex:1;height:4px;padding:0;border:0;border-radius:2px;cursor:pointer;background:var(--line);transition:background .2s}.hero .insp-dots button.on{background:var(--accent)}.hero .insp-dots button:focus-visible{outline:2px solid var(--ink);outline-offset:2px}@media (max-width: 860px){.hero{padding:36px 0 56px}.hero .rule-meta{margin-bottom:28px;letter-spacing:.1em}.hero .rule-live{margin-left:0}.hero .rule-display{line-height:1.5}.hero .hero-lower{grid-template-columns:1fr;gap:32px;margin-top:36px;padding-top:28px}.hero .insp-dots button{height:6px}}@media (prefers-reduced-motion: reduce){.hero .tok,.hero .insp-dots button{transition:none}.hero .tok-tag{animation:none}}
