:root{--bg:#0b0d0e;--panel:#121516;--line:#2b3031;--text:#f2f1ec;--muted:#9da3a2;--acid:#c8ff45;--metal:#b7bdba;--serif:Georgia,"Times New Roman",serif;--sans:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);line-height:1.55}a{color:inherit;text-decoration:none}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 4.5vw;border-bottom:1px solid var(--line);position:relative;z-index:3}.brand{font-size:13px;font-weight:800;letter-spacing:.16em;display:flex;align-items:center;gap:11px}.brand-mark{width:31px;height:31px;display:grid;place-items:center;border:1px solid var(--metal);font-size:10px;letter-spacing:0}.topbar nav{display:flex;gap:30px}.topbar nav a{font-size:12px;color:var(--muted);transition:.2s}.topbar nav a:hover{color:var(--acid)}.section{padding:112px 6vw;max-width:1500px;margin:auto}.hero{min-height:calc(100vh - 76px);display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:5vw;padding-top:70px;padding-bottom:70px}.eyebrow,.index{color:var(--acid);font-size:11px;font-weight:800;letter-spacing:.18em}.hero h1,.section-head h2,.sound h2{font-family:var(--serif);font-weight:400;letter-spacing:-.045em;line-height:.96;margin:22px 0;font-size:clamp(50px,6vw,94px)}.hero h1 em{color:var(--metal);font-weight:400}.lead{color:var(--muted);font-size:17px;max-width:640px}.hero-actions{display:flex;gap:12px;margin:36px 0}.button{padding:15px 22px;border:1px solid var(--line);font-size:12px;font-weight:800;letter-spacing:.08em}.button.primary{background:var(--acid);color:#111;border-color:var(--acid)}.button.ghost:hover{border-color:var(--metal)}.spec-row{display:flex;gap:28px;padding-top:26px;border-top:1px solid var(--line);font-size:11px;color:var(--muted);text-transform:uppercase}.spec-row b{display:block;color:var(--text);font-size:17px}.keyboard-wrap{position:relative;perspective:900px}.glow{position:absolute;width:70%;height:70%;left:15%;top:15%;background:var(--acid);filter:blur(100px);opacity:.07}.keyboard{position:relative;display:grid;grid-template-columns:repeat(15,1fr);gap:7px;padding:26px;background:linear-gradient(145deg,#8d9491,#383d3c 35%,#181b1b 80%);border:1px solid #747b78;border-radius:14px;box-shadow:0 35px 80px #000,0 2px 0 #acb2af inset;transform:rotateX(51deg) rotateZ(-11deg);transform-style:preserve-3d}.key{aspect-ratio:1;border-radius:4px;background:linear-gradient(145deg,#343838,#151717);border:1px solid #414646;box-shadow:0 4px 0 #080909;color:#707776;font-size:6px;display:grid;place-items:center}.key.accent{background:linear-gradient(145deg,#d8ff73,#789b24);color:#1a2109}.key.space{grid-column:span 5;aspect-ratio:auto}.key.wide{grid-column:span 2;aspect-ratio:auto}.caption{text-align:center;color:var(--muted);font:10px var(--sans);letter-spacing:.15em;text-transform:uppercase;margin-top:55px}.ticker{overflow:hidden;border-block:1px solid var(--line);padding:17px 0;color:#555d5b;font-size:11px;letter-spacing:.25em;white-space:nowrap}.ticker div{width:max-content;animation:scroll 28s linear infinite}@keyframes scroll{to{transform:translateX(-50%)}}.section-head{display:grid;grid-template-columns:1fr 2.2fr 1fr;gap:30px;align-items:start;margin-bottom:70px}.section-head h2{font-size:clamp(42px,5vw,76px);margin:0}.section-head .index{margin:8px 0}.aside{color:var(--muted);font-size:13px;margin-top:8px}.format-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.format-card{position:relative;min-height:340px;background:var(--panel);border:1px solid var(--line);padding:34px;display:flex;flex-direction:column}.format-card.featured{border-color:#697061}.format-card.featured:before{content:"";height:3px;background:var(--acid);position:absolute;inset:0 0 auto}.format-icon{width:130px;height:58px;border:2px solid #565d5b;border-radius:6px;display:grid;place-items:center;color:#707876;font:700 12px monospace;margin-bottom:auto}.format-icon.mini{width:95px}.format-icon.wide{width:170px}.format-card h3{font:34px var(--serif);margin:28px 0 8px}.format-card p{color:var(--muted);font-size:13px}.tag{position:absolute;right:24px;top:24px;color:var(--acid);font-size:9px;text-transform:uppercase;letter-spacing:.15em}.parts{background:#0e1011;max-width:none;padding-inline:max(6vw,calc((100vw - 1500px)/2 + 6vw))}.parts-layout{display:grid;grid-template-columns:2fr .85fr;gap:35px;align-items:start}.part{display:grid;grid-template-columns:46px 1fr 30px;gap:18px;border-top:1px solid var(--line);padding:29px 4px}.part-no{color:#626967;font:11px monospace}.part h3{font:29px var(--serif);margin:0 0 8px}.part p{font-size:13px;color:var(--muted);max-width:720px}.part>a{font-size:22px;color:var(--acid)}.chips{display:flex;gap:7px;flex-wrap:wrap;margin-top:15px}.chips span{border:1px solid #343938;padding:5px 9px;font-size:9px;color:#b2b7b5;text-transform:uppercase;letter-spacing:.08em}.checklist{position:sticky;top:24px;background:var(--acid);color:#141713;padding:34px}.checklist .eyebrow{color:#485522}.checklist h3{font:40px var(--serif);margin:5px 0 28px}.checklist label{display:flex;gap:12px;padding:13px 0;border-top:1px solid #a4cf3d;font-size:12px;cursor:pointer}.checklist input{accent-color:#161916}.progress{height:3px;background:#9ec73a;margin-top:28px}.progress span{display:block;width:0;height:100%;background:#111;transition:.3s}.progress-text{font-size:11px}.timeline{max-width:1000px;margin-left:auto}.step{display:grid;grid-template-columns:90px 1fr;border-top:1px solid var(--line);padding:34px 0}.step>span{font:13px monospace;color:var(--acid)}.step h3{font:32px var(--serif);margin:0}.step p{max-width:650px;color:var(--muted);font-size:14px}.warning{margin:65px 0 0 auto;max-width:1000px;padding:24px;display:grid;grid-template-columns:45px 1fr;align-items:center;border:1px solid #535b57}.warning>span{width:34px;height:34px;border-radius:50%;background:var(--acid);color:#111;display:grid;place-items:center;font-weight:900}.warning p{font-size:13px;color:var(--muted)}.warning b{color:var(--text)}.sound-card{padding:70px;background:linear-gradient(135deg,#202524,#0f1112);border:1px solid #343a38}.sound h2{font-size:clamp(44px,5vw,70px)}.sound-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:55px}.sound-grid div{border-top:1px solid #4a514f;padding-top:18px}.sound-grid p{font-size:12px;color:var(--muted)}.faq details{max-width:1000px;margin-left:auto;border-top:1px solid var(--line);padding:22px 0}.faq summary{display:flex;justify-content:space-between;cursor:pointer;font:25px var(--serif);list-style:none}.faq summary span{color:var(--acid)}.faq details p{color:var(--muted);max-width:760px;font-size:13px}.faq details[open] summary span{transform:rotate(45deg)}footer{border-top:1px solid var(--line);padding:45px 6vw;display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:10px}footer p{max-width:440px;text-align:center}.reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}.reveal.visible{opacity:1;transform:none}@media(max-width:900px){.topbar nav{display:none}.hero{grid-template-columns:1fr;min-height:auto}.keyboard-wrap{margin:30px 0}.section{padding:80px 5vw}.section-head{grid-template-columns:1fr}.format-grid,.parts-layout,.sound-grid{grid-template-columns:1fr}.format-card{min-height:280px}.checklist{position:relative;top:auto}.part{grid-template-columns:36px 1fr 22px}.sound-card{padding:40px 25px}.spec-row{gap:15px}.keyboard{gap:4px;padding:16px}.key{border-radius:2px}footer{gap:25px;flex-direction:column;text-align:center}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}.ticker div{animation:none}.reveal{opacity:1;transform:none;transition:none}}