:root{--steel-0:#f1f3f3;--steel-1:#d3d8d9;--steel-2:#a6adaf;--steel-3:#737c7f;--steel-4:#3b4447;--steel-5:#171d1f;--ink:#172024;--muted:#566166;--orange:#dd5c29;--orange-dark:#9a3616;--paper:#e8e9e6}
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a{color:inherit;text-decoration:none}
img{max-width:100%}
.alloy-shell{width:min(1240px,calc(100% - 48px));margin-inline:auto}
.alloy-header{position:sticky;top:0;z-index:50;border-bottom:1px solid #788083;background:rgba(210,215,216,.94);box-shadow:0 2px 0 rgba(255,255,255,.7) inset;backdrop-filter:blur(12px)}
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.machine-frame{position:relative;min-height:760px;overflow:hidden;border:2px solid #596164;background:linear-gradient(105deg,transparent 0 49.7%,rgba(45,52,54,.22) 50%,transparent 50.3%),repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,rgba(0,0,0,.025) 1px 3px),linear-gradient(120deg,#bec4c5,#e1e4e4 42%,#929a9c 42.2%,#c6cbcc);box-shadow:0 0 0 9px #a1a8aa,0 0 0 11px #626a6d,0 18px 34px rgba(26,32,34,.34),inset 0 0 0 7px rgba(255,255,255,.25)}
.fastener{position:absolute;z-index:12;width:18px;height:18px;border:2px solid #626a6c;border-radius:50%;background:radial-gradient(circle,#e8ebeb 0 18%,#7d8587 22% 50%,#cdd1d2 54%);box-shadow:1px 1px 3px #485053}.fastener::after{content:"";position:absolute;top:7px;left:3px;width:8px;height:1px;background:#4d5557;transform:rotate(-30deg)}.fastener--one{top:18px;left:18px}.fastener--two{top:18px;right:18px}.fastener--three{right:18px;bottom:18px}.fastener--four{bottom:18px;left:18px}
.serial-strip{position:absolute;z-index:10;top:0;right:70px;left:70px;display:grid;grid-template-columns:1fr auto 1fr;padding:10px 16px;border-right:1px solid #717a7c;border-bottom:1px solid #717a7c;border-left:1px solid #717a7c;background:#8b9496;color:#20282b;font:800 9px Consolas,monospace;letter-spacing:.12em}.serial-strip b{text-align:center}.serial-strip em{text-align:right;font-style:normal}
.hero-nameplate{position:absolute;z-index:8;top:90px;left:7%;width:45%;padding:34px;border:1px solid #687174;background:linear-gradient(120deg,#dde0e0,#aab1b3);box-shadow:inset 2px 2px 0 rgba(255,255,255,.75),inset -2px -2px 0 rgba(50,57,59,.25),8px 8px 0 rgba(49,56,58,.15)}.metal-label{margin:0 0 13px;color:var(--orange-dark);font:900 9px Consolas,monospace;letter-spacing:.16em;text-transform:uppercase}.hero-nameplate h1,.assembly-heading h2,.tolerance-layout h2,.chassis-console h2,.reliability-frame h2,.maintenance-layout h2,.manual-layout h2,.faq-panel h2,.release-layout h2{margin:0;font-family:Impact,"Arial Black","Microsoft YaHei UI",sans-serif;font-size:clamp(48px,6.1vw,82px);font-weight:900;line-height:.96;letter-spacing:-.035em;text-wrap:balance}.hero-nameplate>p:last-child{max-width:520px;margin:25px 0 0;color:#455055}
.locking-door{position:absolute;z-index:3;top:72px;right:3%;bottom:136px;width:48%;border:2px solid #5a6265;background:linear-gradient(90deg,rgba(255,255,255,.2),transparent 30% 70%,rgba(0,0,0,.14)),repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,transparent 1px 4px),#959d9f;clip-path:polygon(9% 0,91% 0,100% 10%,100% 90%,91% 100%,9% 100%,0 90%,0 10%);box-shadow:inset 0 0 0 10px #747d7f,inset 0 0 0 12px #c6cacc}.door-rail{position:absolute;top:10%;bottom:10%;width:18px;border:1px solid #5d6568;background:linear-gradient(90deg,#697275,#c9cdce,#697275)}.door-rail--left{left:8%}.door-rail--right{right:8%}.locking-ring{position:absolute;top:50%;left:50%;width:300px;height:300px;border:20px solid #7e8789;border-radius:50%;background:radial-gradient(circle,#bdc3c4 0 28%,#626a6c 29% 32%,#9ba2a4 33% 50%,#727b7d 51%);box-shadow:0 0 0 3px #4e5658,0 0 0 10px #bfc4c5,inset 10px 10px 15px rgba(255,255,255,.3),inset -10px -10px 15px rgba(0,0,0,.2);transform:translate(-50%,-50%)}.locking-ring span{position:absolute;top:50%;left:50%;width:145px;height:18px;border:1px solid #555d5f;background:linear-gradient(#c7cccd,#6f787a);transform-origin:left center}.locking-ring span:nth-child(1){transform:rotate(0)}.locking-ring span:nth-child(2){transform:rotate(90deg)}.locking-ring span:nth-child(3){transform:rotate(180deg)}.locking-ring span:nth-child(4){transform:rotate(270deg)}.locking-ring b{position:absolute;top:50%;left:50%;width:72px;height:72px;border:2px solid #4d5557;border-radius:50%;background:radial-gradient(circle,#d9dddd,#757e80);transform:translate(-50%,-50%)}
.inspection-window{position:absolute;z-index:9;right:14%;top:165px;width:235px;height:auto;margin:0;padding:0;border:4px solid #555e61;background:#242b2d;box-shadow:0 0 0 8px #b4babc,0 0 0 10px #596164,8px 10px 15px rgba(0,0,0,.28);overflow:visible;transform:none;align-self:center}.inspection-window figcaption{display:flex;justify-content:space-between;padding:7px 9px;border-bottom:1px solid #525b5e;color:#b9c0c2;font:700 7px Consolas,monospace}.inspection-window img{display:block;width:100%;height:auto;min-height:0;max-height:260px;margin:0;padding:0;object-fit:contain;object-position:center;clip-path:none;transform:none}
.control-lever{position:absolute;z-index:10;left:7%;bottom:145px;display:grid;grid-template-columns:auto 1fr;gap:8px 13px;align-items:center}.control-lever>span{display:flex;align-items:center;justify-content:center;width:52px;height:52px;border:1px solid #5c6466;border-radius:50%;color:#4c5558;background:radial-gradient(circle,#e4e7e7,#929a9c);font:900 9px Consolas,monospace;box-shadow:0 2px 4px rgba(0,0,0,.35)}.control-lever small{grid-column:2;color:#4c565a;font:700 8px Consolas,monospace}
.rated-plate{position:absolute;z-index:9;right:60px;bottom:30px;left:60px;display:grid;grid-template-columns:repeat(4,1fr);border:1px solid #626b6e;background:#d1d5d5;box-shadow:inset 1px 1px 0 #fff}.rated-plate p{margin:0;padding:14px 18px;border-right:1px solid #7c8587}.rated-plate p:last-child{border-right:0}.rated-plate span,.rated-plate b{display:block}.rated-plate span{color:#596367;font:700 8px Consolas,monospace}.rated-plate b{margin-top:4px;font-size:13px}
.assembly-section{padding:clamp(110px,13vw,175px) 0;background:#e8e9e6}.assembly-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:clamp(50px,8vw,110px)}.assembly-heading h2,.tolerance-layout h2,.chassis-console h2,.reliability-frame h2,.maintenance-layout h2,.manual-layout h2,.faq-panel h2{font-size:clamp(40px,5vw,68px)}.assembly-heading>p:last-child{color:var(--muted)}
.assembly-drawing{position:relative;min-height:580px;border:1px solid #858d8f;background:linear-gradient(#edf0ef 1px,transparent 1px),linear-gradient(90deg,#edf0ef 1px,transparent 1px),#cbd0d0;background-size:24px 24px;box-shadow:inset 0 0 0 8px #b8bebe}.assembly-part{position:absolute;z-index:3;display:flex;gap:12px;width:240px;padding:13px;border:1px solid #6d7678;background:#e0e3e3;box-shadow:4px 4px 0 rgba(70,78,80,.18)}.assembly-part>b{flex:0 0 30px;height:30px;display:grid;place-items:center;border:1px solid #8e3316;color:#fff;background:var(--orange);font:900 11px Consolas,monospace}.assembly-part h3{margin:0;font-size:15px}.assembly-part p{margin:4px 0 0;color:var(--muted);font-size:11px}.assembly-part--a{top:8%;left:4%}.assembly-part--b{top:12%;right:4%}.assembly-part--c{bottom:11%;left:5%}.assembly-part--d{right:4%;bottom:7%}.assembly-shaft{position:absolute;top:50%;left:50%;width:250px;height:250px;border:28px solid #777f82;border-radius:50%;background:#aeb4b6;box-shadow:0 0 0 2px #545c5e,0 0 0 10px #dce0df;transform:translate(-50%,-50%)}.assembly-shaft span{position:absolute;top:50%;left:50%;width:95px;height:95px;border:2px solid #535b5d;border-radius:50%;background:radial-gradient(circle,#d8dcdd 0 20%,#798285 23% 30%,#bec3c4 32%);transform:translate(-50%,-50%)}.assembly-shaft i{position:absolute;top:50%;left:50%;width:300px;height:12px;background:#646d70;transform-origin:center}.assembly-shaft i:first-child{transform:translate(-50%,-50%)}.assembly-shaft i:nth-child(2){transform:translate(-50%,-50%) rotate(90deg)}
.tolerance-section{padding:clamp(100px,12vw,155px) 0;color:#e8ecec;background:#262d30}.tolerance-layout>header{display:grid;grid-template-columns:.4fr 1.6fr;gap:40px;margin-bottom:68px}.tolerance-layout h2{max-width:17ch}.tolerance-ruler{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;padding-top:40px;background:#596164}.tolerance-ruler::before{content:"";position:absolute;top:0;right:0;left:0;height:25px;background:repeating-linear-gradient(90deg,#9da5a7 0 1px,transparent 1px 2.5%,#9da5a7 2.5% 2.7%,transparent 2.7% 5%)}.tolerance-ruler article{padding:28px;background:#333b3e}.tolerance-ruler span{color:#e87848;font:800 8px Consolas,monospace}.tolerance-ruler h3{margin:20px 0 8px}.tolerance-ruler p{color:#aeb7ba;font-size:12px}
.device-chassis{padding:clamp(100px,12vw,155px) 0;background:repeating-linear-gradient(90deg,rgba(255,255,255,.2) 0 1px,rgba(0,0,0,.03) 1px 3px),#b8bebe}.chassis-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:0;align-items:center}.chassis-screen{align-self:center;height:auto;margin:0;padding:0;border:10px solid #687174;background:#22292b;box-shadow:0 0 0 2px #424a4c,0 0 0 14px #d1d5d6;overflow:visible;transform:none}.chassis-screen figcaption{display:flex;justify-content:space-between;padding:9px 12px;color:#bfc6c8;font:700 8px Consolas,monospace}.chassis-screen img{display:block;width:100%;height:auto;min-height:0;max-height:none;margin:0;padding:0;object-fit:contain;object-position:center;clip-path:none;transform:none}.chassis-console{padding:44px;border:1px solid #596164;background:linear-gradient(115deg,#dce0e0,#a5adaf);box-shadow:inset 2px 2px 0 rgba(255,255,255,.65),inset -2px -2px 0 rgba(0,0,0,.15)}.chassis-console>p:not(.metal-label){color:var(--muted)}.platform-slots{margin:26px 0}.platform-slots a{display:flex;justify-content:space-between;padding:10px 0;border-top:1px solid #7b8486}.platform-slots a:last-child{border-bottom:1px solid #7b8486}.platform-slots span{color:var(--muted);font-size:9px}
.reliability-section{padding:clamp(96px,11vw,145px) 0;background:#e9eae7}.reliability-frame{display:grid;grid-template-columns:.75fr 1.25fr;gap:clamp(50px,8vw,110px)}.reliability-frame dl{margin:0;border-top:2px solid #596164}.reliability-frame dl>div{display:grid;grid-template-columns:160px 1fr;gap:30px;padding:19px 0;border-bottom:1px solid #9da3a4}.reliability-frame dt{font-weight:900}.reliability-frame dd{margin:0;color:var(--muted)}
.maintenance-section{padding:clamp(100px,12vw,155px) 0;background:#bbc0c0}.maintenance-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(50px,8vw,110px)}.maintenance-steps{list-style:none;margin:0;padding:0;border-top:1px solid #697174}.maintenance-steps li{display:grid;grid-template-columns:85px 1fr;gap:24px;padding:20px 0;border-bottom:1px solid #7d8587}.maintenance-steps li>span{height:max-content;padding:6px;border:1px solid #93401f;color:#fff;background:var(--orange);text-align:center;font:900 9px Consolas,monospace}.maintenance-steps h3,.maintenance-steps p{margin:0}.maintenance-steps p{color:var(--muted)}
.manual-section{padding:clamp(100px,12vw,155px) 0;color:#e8ecec;background:#2d3538}.manual-layout>header{display:grid;grid-template-columns:.4fr 1.6fr;gap:38px;margin-bottom:60px}.manual-pages{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.manual-pages article{position:relative;padding:28px 28px 72px;border:1px solid #697275;background:#394144;box-shadow:inset 2px 2px 0 rgba(255,255,255,.06)}.manual-pages span{color:#ef8455;font:800 8px Consolas,monospace}.manual-pages p{color:#b0b9bc}.manual-pages a{position:absolute;right:28px;bottom:24px;color:#ef8455;font-weight:900}
.alloy-faq{padding:clamp(100px,12vw,155px) 0;background:#e7e8e5}.faq-panel{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(50px,8vw,110px)}.faq-panel>div{border-top:2px solid #596164}.faq-panel details{border-bottom:1px solid #9ca2a4}.faq-panel summary{padding:20px 0;cursor:pointer;list-style:none;font-weight:900}.faq-panel summary::-webkit-details-marker{display:none}.faq-panel details p{margin:0 0 20px;color:var(--muted)}.faq-panel>.alloy-text-link{grid-column:2}
.release-panel{padding:70px 0;background:repeating-linear-gradient(-45deg,#d05a2b 0 18px,#b8451d 18px 36px)}.release-layout{position:relative;display:grid;grid-template-columns:1fr auto;gap:50px;align-items:end;padding:38px 42px 38px 80px;border:2px solid #333b3e;background:#c7cccd;box-shadow:10px 10px 0 rgba(37,44,46,.35),inset 2px 2px 0 #fff}.release-layout h2{max-width:17ch}.release-pin{position:absolute;top:50%;left:25px;width:30px;height:30px;border:4px solid #5f686a;border-radius:50%;background:#949c9e;transform:translateY(-50%)}.alloy-action--dark{border-color:#151b1d;color:#fff;background:linear-gradient(#424a4d,#1c2325);box-shadow:inset 0 2px 0 #6c7578,inset 0 -2px 0 #0f1415}
.alloy-footer{padding:52px 0 22px;color:#d5dadd;background:#1b2123}.alloy-footer-grid{display:grid;grid-template-columns:1.5fr .6fr .6fr;gap:46px}.alloy-footer-grid h3{margin:0 0 10px;color:#ee7b49;font-size:12px}.alloy-footer-grid>div>a:not(.alloy-brand){display:block;margin:7px 0;color:#9fa9ac;font-size:12px}.alloy-footer-grid>div:first-child p{color:#9fa9ac;font-size:12px}.alloy-copyright{grid-column:1/4;margin:20px 0 0;padding-top:18px;border-top:1px solid #424a4c;color:#788285;font-size:10px}
@media(max-width:980px){.hero-nameplate{width:52%}.locking-door{width:50%}.assembly-grid,.reliability-frame,.maintenance-layout,.faq-panel{grid-template-columns:1fr}.assembly-drawing{min-height:580px}.chassis-grid{grid-template-columns:1fr}.chassis-console{margin:0 30px}.faq-panel>.alloy-text-link{grid-column:auto}}
@media(max-width:700px){.alloy-shell{width:min(100% - 24px,1240px)}.alloy-nav{grid-template-columns:auto auto}.alloy-nav>.alloy-action{display:none}.alloy-links{grid-column:1/3;grid-row:2;justify-content:flex-start;overflow-x:auto;padding:10px 0}.machine-frame{min-height:990px}.serial-strip{right:35px;left:35px}.hero-nameplate{top:75px;left:7%;width:86%;padding:24px}.hero-nameplate h1{font-size:clamp(44px,13vw,62px)}.locking-door{top:430px;right:6%;bottom:170px;width:88%}.locking-ring{width:245px;height:245px}.inspection-window{top:520px;right:50%;width:170px;transform:translateX(50%)}.control-lever{left:8%;bottom:125px}.rated-plate{right:24px;bottom:18px;left:24px;grid-template-columns:1fr 1fr}.rated-plate p:nth-child(n+3){display:none}.assembly-drawing{min-height:700px}.assembly-part{width:185px}.assembly-part--a,.assembly-part--c{left:3%}.assembly-part--b,.assembly-part--d{right:3%}.assembly-shaft{width:190px;height:190px}.assembly-shaft i{width:220px}.tolerance-layout>header,.manual-layout>header{grid-template-columns:1fr}.tolerance-ruler,.manual-pages{grid-template-columns:1fr}.tolerance-ruler::before{display:none}.chassis-console{margin:0;padding:28px}.reliability-frame dl>div{grid-template-columns:1fr;gap:6px}.release-layout{grid-template-columns:1fr;padding:32px 25px 32px 65px}.alloy-footer-grid{grid-template-columns:1fr 1fr}.alloy-footer-grid>div:first-child{grid-column:1/3}.alloy-copyright{grid-column:1/3}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.alloy-action{transition:none}}
.inspection-window,.chassis-screen{align-self:center;height:auto;padding:0;margin-top:0;margin-bottom:0;overflow:visible}.inspection-window img,.chassis-screen img{display:block;width:100%;height:auto;min-height:0;max-height:none;margin:0;padding:0;object-fit:contain;object-position:center;clip-path:none}