*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font-family:Arial,Helvetica,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{max-width:100%;display:block}button,a,summary{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}::selection{background:var(--accent);color:var(--bg)}[hidden]{display:none!important}.wrap{width:min(1200px,calc(100% - 80px));margin:auto}.skip{position:fixed;top:-100px;left:20px;padding:12px;background:var(--accent);color:var(--bg);z-index:100}.skip:focus{top:15px}header{position:relative;z-index:20}.navigation{height:92px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;letter-spacing:-1px}.brand img{width:44px;height:44px;object-fit:contain}.brand .vr{color:var(--accent)}.nav-links{display:flex;align-items:center;gap:30px;font-size:13px}.nav-download{padding:10px 20px;border:1px solid var(--line);border-radius:6px}.menu-toggle{display:none;border:1px solid var(--line);background:transparent;color:inherit;border-radius:5px;padding:8px 13px}.eyebrow{text-transform:uppercase;letter-spacing:2.5px;font-size:11px;font-weight:700;color:var(--accent);display:flex;align-items:center;gap:12px}.eyebrow::before{content:'';width:24px;height:1px;background:currentColor}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;padding:16px 25px;font-size:13px;font-weight:700;border-radius:5px;background:var(--accent);color:var(--button-text);border:1px solid var(--accent);transition:transform .2s,filter .2s}.button:hover{transform:translateY(-2px);filter:brightness(1.08)}.button.secondary{background:transparent;color:var(--text);border-color:var(--line)}.actions{display:flex;gap:12px;flex-wrap:wrap}.muted{color:var(--muted)}.fine{font-size:12px;color:var(--muted)}section{padding:90px 0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:38px}.section-heading h2{margin:13px 0 0;font-size:clamp(30px,3.8vw,48px);line-height:1.12;letter-spacing:-1.8px;max-width:700px}.section-heading>p{max-width:330px;margin:0;color:var(--muted);font-size:14px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.feature{padding:28px;border:1px solid var(--line);border-radius:8px}.feature .number{font-family:monospace;color:var(--accent);font-size:12px}.feature h3{font-size:20px;letter-spacing:-.5px;margin:23px 0 9px}.feature p{font-size:14px;margin:0;color:var(--muted)}.requirements{display:grid;grid-template-columns:1fr 1fr;gap:65px}.requirements h2,.download h2{font-size:clamp(32px,4vw,50px);line-height:1.1;letter-spacing:-1.8px;margin:15px 0 20px}.requirements p{color:var(--muted);max-width:480px}.spec-list{margin:0}.spec-list>div{border-bottom:1px solid var(--line);padding:17px 0;display:grid;grid-template-columns:120px 1fr;gap:20px;font-size:14px}.spec-list dt{color:var(--muted)}.spec-list dd{margin:0;font-weight:600}.notice{border-left:2px solid var(--accent);padding:3px 0 3px 17px;font-size:13px}.guide-layout{display:grid;grid-template-columns:240px 1fr;gap:65px}.guide-intro h2{font-size:40px;line-height:1.15;letter-spacing:-1.5px;margin-top:14px}.guide-intro p{font-size:14px;color:var(--muted)}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;list-style:none;padding:23px 0;display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:18px;gap:20px}summary::-webkit-details-marker{display:none}summary::after{content:'+';font-size:23px;color:var(--accent);font-weight:400}details[open]>summary::after{content:'−'}.detail-body{padding:0 20px 25px 0;font-size:14px;color:var(--muted)}.detail-body p:first-child{margin-top:0}.detail-body li{margin:8px 0}.detail-body strong{color:var(--text)}.detail-body ol,.detail-body ul{padding-left:22px}.control-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 25px}.control-grid>div{border-bottom:1px solid var(--line);padding:10px 0}.control-grid strong{display:block}.faq{max-width:820px;margin:auto}.faq h2{font-size:40px;letter-spacing:-1.5px}.download-box{padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:65px;border:1px solid var(--line);border-radius:10px}.download h2{margin-top:15px}.download p{color:var(--muted);font-size:14px}.download-info{display:flex;gap:25px;font-size:12px;border-top:1px solid var(--line);padding-top:18px;margin-top:25px}.download-info strong{display:block;font-size:14px;color:var(--text)}.checksum{margin-top:20px;font-size:12px}.checksum a{text-decoration:underline;text-underline-offset:4px}.checksum button{border:0;background:none;padding:0;color:var(--muted);text-decoration:underline;margin-left:14px}.checksum [role=status]{display:block;min-height:24px;padding-top:8px}.download-detail{display:flex;flex-direction:column;justify-content:center;align-items:start}.download-detail .button{width:100%}footer{border-top:1px solid var(--line);padding:40px 0;font-size:12px;color:var(--muted)}.footer-row{display:flex;align-items:center;justify-content:space-between;gap:30px}.footer-row p{max-width:570px;margin:0}.footer-links{display:flex;gap:20px;flex-wrap:wrap;white-space:nowrap;max-width:100%}.footer-links a:hover,.nav-links a:hover{color:var(--accent)}.illustration-label{font-size:10px;text-transform:uppercase;letter-spacing:1.5px;color:var(--muted)}.tabs{display:flex;gap:7px;flex-wrap:wrap}.tabs button{border:1px solid var(--line);background:transparent;color:var(--muted);padding:11px 20px;border-radius:5px;font-size:13px}.tabs button[aria-selected=true]{background:var(--accent);color:var(--button-text);border-color:var(--accent)}
@media(max-width:900px){.wrap{width:calc(100% - 48px)}.feature-grid{grid-template-columns:repeat(2,1fr)}.requirements{gap:30px}.guide-layout{grid-template-columns:190px 1fr;gap:30px}.download-box{gap:30px;padding:32px}.section-heading>p{max-width:250px}.nav-links{gap:18px}}
@media(max-width:680px){.wrap{width:calc(100% - 36px)}.navigation{height:74px;gap:10px}.brand{font-size:20px}.brand img{width:36px;height:36px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:74px;left:0;right:0;padding:24px;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:20px}.nav-links.is-open{display:flex}.nav-download{text-align:center}section{padding:58px 0}.section-heading{display:block;margin-bottom:28px}.section-heading>p{max-width:none;margin-top:20px}.feature-grid{grid-template-columns:1fr}.feature{padding:24px}.requirements,.guide-layout,.download-box{grid-template-columns:1fr;gap:28px}.guide-intro h2{font-size:32px}.guide-intro p{max-width:480px}.spec-list>div{grid-template-columns:88px 1fr;gap:12px;font-size:13px}.download-box{padding:26px}.download-info{gap:15px;flex-wrap:wrap}.control-grid{grid-template-columns:1fr}.footer-row{align-items:start;flex-direction:column}.faq h2{font-size:32px}summary{font-size:16px}.actions .button{padding:14px 20px}.section-heading h2{letter-spacing:-1px}.requirements h2,.download h2{letter-spacing:-1px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}