:root{--bg:#f2f4f7;--surface:#fff;--surface-2:#fff;--bar:rgba(242,244,247,.84);--line:rgba(16,28,48,.12);--line-2:rgba(16,28,48,.24);
--text:#0f1a2b;--text-2:#3e4b5f;--mute:#677489;--accent:#a35d22;--accent-hi:#7f4515;--btn-fg:#fff;--ghost-hover:rgba(16,28,48,.05);
--flag-fg:#8a4b14;--flag-line:rgba(163,93,34,.4);--callout-bg:rgba(163,93,34,.07);--sel:rgba(163,93,34,.2);
--glow-a:rgba(90,120,220,.16);--glow-b:rgba(227,157,98,.2);--active-glow:none;--ring-gap:#eef1f5;--north:#d8392c;--south:#2f78cc;
--font:"Archivo","Segoe UI",Arial,sans-serif;--r:10px;color-scheme:light}
[data-theme="dark"]{--bg:#0b1220;--surface:#111a2c;--surface-2:#17223a;--bar:rgba(11,18,32,.74);--line:rgba(148,170,212,.15);--line-2:rgba(148,170,212,.3);
--text:#e9eef7;--text-2:#b4c0d4;--mute:#8492aa;--accent:#e39d62;--accent-hi:#efb47f;--btn-fg:#1c1007;--ghost-hover:rgba(148,170,212,.08);
--flag-fg:#f5c58f;--flag-line:rgba(227,157,98,.45);--callout-bg:rgba(227,157,98,.07);--sel:rgba(227,157,98,.35);
--glow-a:rgba(76,98,196,.30);--glow-b:rgba(227,157,98,.15);--active-glow:0 0 12px rgba(227,157,98,.7);--ring-gap:#111a2c;--north:#e8594c;--south:#5aa5ef;
color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:17px;line-height:1.6;font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased;transition:background-color .25s,color .25s}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-underline-offset:3px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
::selection{background:var(--sel)}
.on-dark{display:none}
[data-theme="dark"] .on-light{display:none}
[data-theme="dark"] .on-dark{display:block}
.wrap{max-width:1180px;margin-inline:auto;padding-inline:24px}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:12px;z-index:50;background:var(--surface-2);color:var(--text);padding:8px 12px}

.bar{position:sticky;top:0;z-index:30;background:var(--bar);-webkit-backdrop-filter:saturate(1.4) blur(14px);backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.bar-in{display:flex;align-items:center;gap:8px;min-height:66px}
.logo{margin-right:auto}
.logo img{height:28px;width:auto}
.menu{display:flex;gap:4px}
.theme{display:inline-grid;place-items:center;width:38px;height:38px;margin-left:6px;border-radius:8px;border:1px solid var(--line-2);background:transparent;color:var(--text-2);cursor:pointer;transition:color .15s,border-color .15s}
.theme:hover{color:var(--text);border-color:var(--accent)}
.theme svg{width:18px;height:18px}
.menu a{position:relative;display:inline-flex;align-items:center;gap:6px;padding:22px 12px;color:var(--text-2);text-decoration:none;font-weight:500;font-size:15.5px;font-stretch:106%;white-space:nowrap;transition:color .15s}
.menu a:hover,.menu a[aria-current="page"]{color:var(--text)}
.menu a[aria-current="page"]::after{content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;background:var(--accent);box-shadow:var(--active-glow)}
.menu svg,.acct svg{width:14px;height:14px}
.acct{display:none;align-items:center;gap:6px;color:var(--text-2);text-decoration:none;font-weight:500;font-size:15px}

.hero-band{position:relative;overflow:hidden;background:radial-gradient(55% 70% at 74% 50%,var(--glow-a),transparent 70%),radial-gradient(38% 26% at 74% 94%,var(--glow-b),transparent 70%)}
.hero-band::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,var(--line-2),transparent)}
.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:16px;align-items:center;min-height:min(660px,calc(100svh - 66px));padding-block:36px}
.hero h1{font-weight:640;font-stretch:116%;font-size:clamp(40px,5.4vw,74px);line-height:.98;letter-spacing:-.025em;margin:0 0 22px;max-width:12ch;text-wrap:balance}
.hero p{font-size:19px;color:var(--text-2);max-width:44ch;margin:0 0 30px}
.m3d{position:relative;height:clamp(380px,46vw,600px)}
.m3d canvas{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity .8s}
.m3d.is-3d canvas{opacity:1}
.m3d .fallback{position:absolute;inset:10%;transition:opacity .5s}
.m3d .fallback svg{width:100%;height:100%}
.m3d.is-3d .fallback{opacity:0;visibility:hidden}
.m3d-label{position:absolute;left:0;top:0;pointer-events:none;font-size:13.5px;font-stretch:86%;color:var(--text-2);white-space:nowrap;padding-bottom:10px;opacity:0;will-change:transform}
.m3d-label::after{content:"";position:absolute;left:50%;bottom:0;width:1px;height:8px;background:var(--accent)}
.m3d-label b{color:var(--text);font-weight:600;margin-right:4px}
.m3d-hint{position:absolute;left:0;bottom:4px;margin:0;font-size:13px;font-stretch:86%;color:var(--mute)}
.m3d:not(.is-3d) .m3d-hint{display:none}

.actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px}
.btn{display:inline-flex;align-items:center;gap:10px;min-height:46px;padding:0 20px 0 16px;border-radius:8px;border:1px solid transparent;background:var(--accent);color:var(--btn-fg);text-decoration:none;font-weight:600;font-size:16px;font-stretch:104%;transition:background-color .15s,border-color .15s}
.btn:hover{background:var(--accent-hi)}
.btn svg{width:18px;height:18px}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line-2)}
.btn.ghost:hover{background:var(--ghost-hover);border-color:var(--mute)}
.tlink{display:inline-flex;align-items:center;gap:7px;color:var(--accent);font-weight:500;font-size:15.5px;text-decoration:none}
.tlink:hover{color:var(--accent-hi);text-decoration:underline}
.tlink svg{width:16px;height:16px}

.sec{padding-top:80px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px}
.sec-head h2{font-weight:620;font-stretch:114%;font-size:clamp(28px,3.4vw,40px);line-height:1.05;letter-spacing:-.018em;margin:0}
.page-head{padding-top:64px}
.page-head h1{font-weight:640;font-stretch:116%;font-size:clamp(38px,5vw,62px);line-height:1;letter-spacing:-.025em;margin:0 0 14px}
.page-head p{margin:0;color:var(--text-2);max-width:62ch;font-size:18px}
.page-head + .sec{padding-top:40px}

.report{display:grid;grid-template-columns:180px minmax(0,1fr);gap:32px;padding:32px 0;border-top:1px solid var(--line)}
.report:last-child{border-bottom:1px solid var(--line)}
.report .day{font-weight:600;font-stretch:78%;font-size:42px;line-height:1;letter-spacing:-.01em}
.report .yr{color:var(--mute);font-size:15px;margin-top:6px}
.kind{display:inline-flex;align-items:center;gap:8px;margin-top:14px;font-size:14px;font-stretch:90%;color:var(--text-2)}
.kind::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--north)}
.kind.south::before{background:var(--south)}
.report :is(h2,h3){font-weight:600;font-stretch:110%;font-size:clamp(25px,2.6vw,32px);line-height:1.1;letter-spacing:-.012em;margin:0 0 6px}
.report :is(h2,h3) a{color:var(--text);text-decoration:none}
.report :is(h2,h3) a:hover{color:var(--accent)}
.report .sub{color:var(--text-2);font-weight:500;margin:0 0 10px}
.report p{margin:0 0 10px;color:var(--text-2);max-width:68ch}
.report .meta{color:var(--mute);font-size:15px;margin-bottom:20px}

.plinth{background:radial-gradient(75% 80% at 50% 42%,#f5f8fb 0%,#dbe2ea 68%,#c7d1db 100%)}
.motors{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.motor{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:inherit;transition:border-color .2s}
.motor:hover{border-color:var(--accent)}
.motor .ph{aspect-ratio:5/4;padding:20px;overflow:hidden}
.motor .ph img{width:100%;height:100%;object-fit:contain;transition:transform .4s}
.motor:hover .ph img{transform:scale(1.035)}
.motor .bd{padding:18px 20px 20px}
.motor h3{font-weight:600;font-stretch:110%;font-size:23px;line-height:1.1;margin:0}
.role{color:var(--text-2);font-size:15px;margin:4px 0 16px}
.kv{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px 14px;margin:0}
.kv div{border-top:1px solid var(--line);padding-top:8px}
.kv dt{font-size:13px;font-stretch:86%;color:var(--mute);line-height:1.3}
.kv dd{margin:2px 0 0;font-weight:600;font-stretch:94%;font-size:21px;color:var(--text)}
.flag{display:inline-block;font-size:12.5px;font-weight:600;font-stretch:90%;color:var(--flag-fg);border:1px solid var(--flag-line);padding:1px 8px;border-radius:4px;vertical-align:5px;margin-left:10px;letter-spacing:0}

.kit{display:grid;grid-template-columns:minmax(0,360px) minmax(0,1fr);gap:40px;align-items:center;background:var(--surface-2);border:1px solid var(--line);border-radius:14px;padding:32px}
.kit .ph{border-radius:10px;padding:16px}
.kit h3{font-weight:620;font-stretch:112%;font-size:30px;line-height:1.08;letter-spacing:-.015em;margin:0 0 10px}
.kit p{margin:0 0 18px;color:var(--text-2);max-width:60ch}
.kit ul{list-style:none;margin:0 0 22px;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 22px}
.kit li{padding-left:18px;position:relative}
.kit li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:50%;background:var(--accent)}

.cols{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.rows{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.rows li{display:grid;grid-template-columns:104px minmax(0,1fr);gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}
.rows .d{color:var(--mute);font-size:14.5px;font-stretch:86%;padding-top:3px}
.rows a{color:var(--text);font-weight:600;text-decoration:none;font-size:17px}
.rows a:hover{color:var(--accent)}
.rows p{margin:3px 0 0;color:var(--text-2);font-size:15.5px}
.calc{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;border:1px solid var(--line);border-radius:var(--r);padding:20px 24px;margin-top:80px;background:var(--surface)}
.calc p{margin:0;color:var(--text-2)}

.product{display:grid;grid-template-columns:minmax(0,360px) minmax(0,1fr);gap:40px;padding:36px 0;border-top:1px solid var(--line);scroll-margin-top:90px}
.product .ph{border-radius:12px;padding:20px;aspect-ratio:1/1;display:grid;place-items:center;align-self:start}
.product .ph img{max-height:100%;object-fit:contain}
.product h2{font-weight:640;font-stretch:114%;font-size:clamp(30px,3.4vw,40px);line-height:1.02;letter-spacing:-.02em;margin:0}
.product .lead{color:var(--text-2);margin:0 0 20px;max-width:66ch}
.product .kv{grid-template-columns:repeat(6,minmax(0,1fr));margin-bottom:22px}
.product h3{font-weight:600;font-stretch:106%;font-size:18px;margin:0 0 8px}
.product ul{margin:0 0 20px;padding-left:20px;color:var(--text-2)}
.product li{margin-bottom:3px}
.product li::marker{color:var(--accent)}
details{border-top:1px solid var(--line);padding-top:14px;margin-bottom:20px}
summary{cursor:pointer;font-weight:600;font-stretch:106%;font-size:17px}
summary:hover{color:var(--accent)}
summary::marker{color:var(--accent)}
.specs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:16px}
.specs table{width:100%;border-collapse:collapse;font-size:14.5px}
.specs caption{text-align:left;font-weight:600;padding-bottom:6px}
.specs th{text-align:left;font-weight:400;color:var(--mute);padding:6px 10px 6px 0;vertical-align:top;border-top:1px solid var(--line);width:46%}
.specs td{padding:6px 0;border-top:1px solid var(--line);vertical-align:top;color:var(--text-2)}
.note{color:var(--mute);font-size:15px;margin:0 0 16px}

.kit-page .top{display:grid;grid-template-columns:minmax(0,380px) minmax(0,1fr);gap:40px;align-items:center;margin-bottom:44px}
.kit-page .top .ph{border-radius:12px;padding:18px}
.kit-page h2{font-weight:640;font-stretch:114%;font-size:clamp(30px,3.6vw,44px);line-height:1.02;letter-spacing:-.02em;margin:0 0 12px}
.kit-page .lead{color:var(--text-2);margin:0 0 20px;max-width:62ch}
.kit-page h3{font-weight:600;font-stretch:110%;font-size:24px;margin:0 0 8px}
.parts{width:100%;border-collapse:collapse}
.parts th{text-align:left;vertical-align:top;font-weight:600;font-stretch:104%;font-size:18px;padding:16px 24px 16px 0;width:30%;border-top:1px solid var(--line)}
.parts td{padding:16px 0;border-top:1px solid var(--line);color:var(--text-2);vertical-align:top}
.parts a{font-size:15px}
.callout{border-left:3px solid var(--accent);background:var(--callout-bg);padding:16px 20px;margin:26px 0 0;color:var(--text-2);border-radius:0 8px 8px 0}

.foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:88px;padding-top:24px;padding-bottom:48px;color:var(--mute);font-size:14.5px}
.foot a{color:var(--text-2)}

@media (prefers-reduced-motion:reduce){*{transition:none!important}.m3d-hint{display:none}}
@media (max-width:980px){
.motors{grid-template-columns:repeat(2,minmax(0,1fr))}.product{grid-template-columns:260px minmax(0,1fr)}.product .kv{grid-template-columns:repeat(3,minmax(0,1fr))}.specs{grid-template-columns:1fr}
.hero{grid-template-columns:1fr;min-height:0;padding-top:8px;gap:8px}.m3d{order:-1;height:clamp(300px,72vw,520px)}}
@media (max-width:760px){
.bar-in{flex-wrap:wrap;gap:0 12px;padding-top:12px;min-height:0}
.acct{display:inline-flex}
.theme{width:36px;height:36px;margin-left:0}
.menu{order:5;width:100%;justify-content:space-between;gap:8px;overflow-x:auto;scrollbar-width:none}
.menu a{padding:12px 0 14px;font-size:clamp(14px,4vw,15.5px);font-stretch:88%}
.menu a[aria-current="page"]::after{left:0;right:0}
.menu .m-hide{display:none}
.hero{padding-bottom:40px}.hero h1{font-size:clamp(34px,10vw,44px)}.hero p{font-size:17.5px}
.sec{padding-top:56px}
.report{grid-template-columns:1fr;gap:6px;padding:24px 0}.report .day{font-size:30px}.kind{margin-top:6px}
.motors,.cols,.kit,.product,.kit-page .top{grid-template-columns:1fr}.cols{gap:56px}.kit ul{grid-template-columns:1fr}.kit{padding:20px;gap:22px}
.rows li{grid-template-columns:1fr;gap:2px}.product .ph{max-width:320px}
.parts th{display:block;width:auto;padding-bottom:4px}.parts td{display:block;border-top:0;padding-top:0}
.m3d-label{font-size:12px}.m3d-label[data-part="a"],.m3d-label[data-part="b"],.m3d-hint{display:none}}