*{box-sizing:border-box}
:root{--ink:#101417;--paper:#0f1316;--card:#171d21;--line:#2b3339;--muted:#92a0a8;--accent:#ff6a00;--accent-2:#ffb27a;--text:#f2f5f6}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font:16px/1.6 "Inter","Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif}
body.theme-iron{background:radial-gradient(1200px 500px at 80% 0%,#2a1a10 0%,transparent 55%),var(--paper)}
a{color:inherit}
.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:24px;padding:14px 4vw;background:rgba(15,19,22,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--accent);color:var(--accent);font-weight:800;letter-spacing:-.04em}
.brand b{display:block;font-size:15px;letter-spacing:.12em}
.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.18em;text-transform:uppercase}
.nav{display:flex;gap:18px;margin-left:auto;font-size:13px}
.nav a{color:var(--muted);text-decoration:none;white-space:nowrap}
.nav a:hover{color:var(--text)}
.cta-sm,.cta,.ghost,.quote-btn{border-radius:2px;text-decoration:none;font-weight:700;letter-spacing:.02em}
.cta-sm{padding:9px 16px;background:var(--accent);color:#111;font-size:13px}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);color:var(--text);font-size:20px;padding:4px 10px}
.hero{position:relative;min-height:76vh;display:flex;align-items:center;padding:80px 4vw;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-media{position:absolute;inset:0 0 0 48%;background-size:cover;background-position:center;filter:saturate(.65) contrast(1.05)}
.hero-media:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--paper) 0%,rgba(15,19,22,.72) 35%,rgba(15,19,22,.2) 100%)}
.hero-inner{position:relative;z-index:2;max-width:780px}
.kicker{margin:0 0 14px;color:var(--accent);font-size:11px;letter-spacing:.22em;text-transform:uppercase;font-weight:700}
h1{margin:0;font-size:clamp(42px,6.6vw,88px);line-height:.98;letter-spacing:-.045em;font-weight:800;text-transform:uppercase}
h1 em{font-style:normal;color:var(--accent)}
.lede{max-width:620px;margin:24px 0 0;color:#c3cdd2;font-size:18px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.cta{display:inline-block;padding:14px 22px;background:var(--accent);color:#111;border:1px solid var(--accent);cursor:pointer;font-size:14px}
.ghost{display:inline-block;padding:14px 22px;border:1px solid #4a565e;color:var(--text);font-size:14px}
.stats{display:flex;gap:34px;flex-wrap:wrap;margin-top:54px}
.stats div{border-left:2px solid var(--accent);padding-left:12px}
.stats b{display:block;font-size:26px;line-height:1.1}
.stats span{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.1em}
section{padding:84px 4vw}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2,.quality h2,.contact h2{margin:0 0 12px;font-size:clamp(30px,3.4vw,48px);line-height:1.05;letter-spacing:-.03em}
.section-head p{color:var(--muted);margin:0}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 26px}
.filter{border:1px solid var(--line);background:transparent;color:var(--muted);padding:8px 14px;border-radius:2px;cursor:pointer;font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.filter.on,.filter:hover{border-color:var(--accent);color:var(--accent)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);display:flex;flex-direction:column;transition:transform .25s,border-color .25s}
.card:hover{transform:translateY(-4px);border-color:#546069}
.card-visual{position:relative;height:180px;display:grid;place-items:center;background:linear-gradient(135deg,#20282d,#13181b);overflow:hidden}
.card-visual:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(45deg,transparent 0 14px,rgba(255,255,255,.025) 14px 15px)}
.card-visual svg{width:64%;height:64%;position:relative}
.tag{position:absolute;top:10px;left:10px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.card-body{padding:18px;display:flex;flex-direction:column;flex:1}
.card h3{margin:0 0 8px;font-size:18px;line-height:1.25}
.card p{margin:0 0 12px;color:var(--muted);font-size:13px}
.specs{list-style:none;padding:0;margin:0 0 16px;font-size:12px;color:#b8c2c8}
.specs li{padding:4px 0;border-top:1px solid var(--line)}
.card.is-hidden{display:none}
.quote-btn{margin-top:auto;background:none;border:0;color:var(--accent);padding:0;text-align:left;cursor:pointer;font-size:13px}
.quote-btn span{display:inline-block;transition:transform .2s}
.quote-btn:hover span{transform:translateX(4px)}
.catalog-note{margin-top:24px;color:var(--muted);font-size:13px;max-width:760px}
.capabilities{border-top:1px solid var(--line)}
.cap-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.cap{background:var(--paper);padding:24px}
.cap-no{color:var(--accent);font-size:11px;letter-spacing:.2em}
.cap h3{margin:28px 0 8px;font-size:18px}
.cap p{margin:0;color:var(--muted);font-size:13px}
.quality{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;border-top:1px solid var(--line)}
.quality-copy p{color:var(--muted)}
.checks{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:8px}
.checks li{padding-left:20px;position:relative;font-size:14px}
.checks li:before{content:"✓";position:absolute;left:0;color:var(--accent)}
.quality-panel{border:1px solid var(--line);background:#11171a;padding:22px}
.mono{font:11px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.18em;color:var(--accent);margin:0 0 18px}
.doc{display:grid;grid-template-columns:32px 1fr;gap:2px 10px;padding:14px 0;border-top:1px solid var(--line)}
.doc span{color:var(--accent);font:11px ui-monospace,monospace}
.doc b{font-size:14px}
.doc small{grid-column:2;color:var(--muted);font-size:12px}
.contact{display:grid;grid-template-columns:1fr 1fr;gap:48px;border-top:1px solid var(--line);background:#0b0f11}
.contact-left p{color:var(--muted);max-width:480px}
.contact-lines{display:grid;gap:8px;margin-top:24px;font-size:14px}
.contact-lines a{color:var(--accent);text-decoration:none}
.quote-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:5px}
.field.full{grid-column:1/-1}
label{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
input,textarea{width:100%;background:#141a1e;border:1px solid var(--line);color:var(--text);padding:11px;font:inherit;font-size:14px;border-radius:2px}
input:focus,textarea:focus{outline:1px solid var(--accent);border-color:var(--accent)}
.quote-form .cta{grid-column:1/-1;justify-self:start;margin-top:4px}
.form-note{grid-column:1/-1;margin:0;color:var(--muted);font-size:11px}
footer{border-top:1px solid var(--line);padding:46px 4vw 22px;background:#0b0f11}
.foot-main{display:grid;grid-template-columns:1fr 1.4fr;gap:40px}
.foot-main b{letter-spacing:.1em}
.foot-main p{color:var(--muted);max-width:420px;font-size:13px}
.foot-links{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.foot-links a{border:1px solid var(--line);padding:12px;text-decoration:none;display:flex;flex-direction:column;gap:3px}
.foot-links b{font-size:12px;color:var(--accent)}
.foot-links span{font-size:11px;color:var(--muted)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:34px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:11px}
.reveal{opacity:1;transform:none}
@media(max-width:900px){.nav{display:none;position:absolute;top:70px;left:0;right:0;background:#0f1417;flex-direction:column;padding:20px 4vw;border-bottom:1px solid var(--line)}.nav.open{display:flex}.menu-btn{display:block}.cta-sm{display:none}.hero-media{inset:0;opacity:.36}.quality,.contact,.foot-main{grid-template-columns:1fr}.quote-form{grid-template-columns:1fr}}
@media(max-width:560px){.stats{gap:18px}section{padding:58px 5vw}.hero{padding:64px 5vw;min-height:68vh}h1{font-size:44px}.foot-links{grid-template-columns:1fr}}
body.theme-noniron{--ink:#0b2730;--paper:#f3f7f8;--card:#fff;--line:#d2e0e4;--muted:#55727c;--accent:#0a7c8a;--accent-2:#7fd3db;--text:#102a33;background:radial-gradient(900px 420px at 12% 0%,#e2f4f6 0%,transparent 60%),var(--paper)}
.theme-noniron .topbar{background:rgba(255,255,255,.86);border-bottom-color:#d2e0e4}
.theme-noniron .brand small{color:#55727c}
.theme-noniron .hero{min-height:72vh}
.theme-noniron .hero-media{inset:0 0 0 52%;opacity:.9}
.theme-noniron .hero-media:after{background:linear-gradient(90deg,var(--paper) 0%,rgba(243,247,248,.92) 30%,rgba(243,247,248,.1) 100%)}
.theme-noniron h1{font-weight:700;text-transform:none;letter-spacing:-.04em;color:#0b2730}
.theme-noniron h1 em{color:var(--accent)}
.theme-noniron .lede{color:#3f5e68}
.theme-noniron .cta,.theme-noniron .cta-sm{color:#fff}
.theme-noniron .ghost{border-color:#9fb9c0;color:#173f49}
.theme-noniron .card,.theme-noniron .filter,.theme-noniron .quality-panel,.theme-noniron .foot-links a{border-radius:10px}
.theme-noniron .card:hover{border-color:#8fb9c1;box-shadow:0 18px 40px rgba(20,70,80,.08)}
.theme-noniron .card-visual{background:linear-gradient(135deg,#e8f3f5,#d7e8eb)}
.theme-noniron .card-visual:before{background:repeating-linear-gradient(45deg,transparent 0 16px,rgba(10,124,138,.045) 16px 17px)}
.theme-noniron .specs li{border-top-color:#e2ecef}
.theme-noniron .cap-grid{background:#d2e0e4}
.theme-noniron .cap{background:#fff}
.theme-noniron .quality,.theme-noniron .contact,.theme-noniron footer{background:#fff}
.theme-noniron .quality-panel{background:#f3f9fa}
.theme-noniron input,.theme-noniron textarea{background:#f7fbfc;color:#102a33}
.theme-noniron .stats div{border-left-color:var(--accent)}
.theme-noniron .hero-actions .cta{box-shadow:0 10px 24px rgba(10,124,138,.18)}
@media(max-width:900px){.theme-noniron .hero-media{opacity:.22}}

section[id],.catalog{scroll-margin-top:86px}

.facility{border-top:1px solid var(--line)}
.facility-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:12px}
.facility-card{position:relative;margin:0;min-height:340px;overflow:hidden;border:1px solid var(--line);background:var(--card)}
.facility-card img{width:100%;height:100%;min-height:340px;object-fit:cover;display:block;filter:saturate(.82);transition:transform .6s ease}
.facility-card:hover img{transform:scale(1.035)}
.facility-card:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(0,0,0,.86));pointer-events:none}
.facility-card figcaption{position:absolute;left:18px;right:18px;bottom:16px;z-index:2;color:#fff}
.facility-card span{color:var(--accent);font:11px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.18em}
.facility-card b{display:block;margin:5px 0 2px;font-size:17px;line-height:1.2}
.facility-card small{color:#c4d0d6;font-size:12px;line-height:1.4}
.theme-noniron .facility-card{border-radius:10px}
.theme-metapart .facility-card{clip-path:polygon(0 0,calc(100% - 14px) 0,100% 14px,100% 100%,0 100%)}
@media(max-width:900px){.facility-grid{grid-template-columns:1fr 1fr}.facility-card:first-child{grid-column:1/-1}.facility-card,.facility-card img{min-height:280px}}
@media(max-width:560px){.facility-grid{grid-template-columns:1fr}.facility-card:first-child{grid-column:auto}.facility-card,.facility-card img{min-height:250px}}
.facility-grid.quad{grid-template-columns:repeat(4,1fr)}
.facility-grid.quad .facility-card:first-child{grid-column:auto}
@media(max-width:1100px){.facility-grid.quad{grid-template-columns:1fr 1fr}.facility-grid.quad .facility-card:first-child{grid-column:auto}}
@media(max-width:560px){.facility-grid.quad{grid-template-columns:1fr}}

@media(max-width:1360px){.nav{gap:12px;font-size:12px}}
@media(max-width:1200px){.nav{display:none;position:absolute;top:70px;left:0;right:0;background:#0f1417;flex-direction:column;padding:20px 4vw;border-bottom:1px solid var(--line)}.nav.open{display:flex}.menu-btn{display:block}.cta-sm{display:none}}
@media(max-width:560px){.topbar{gap:10px;padding:10px 4vw}.brand b{font-size:12px;letter-spacing:.06em}.brand small{display:none}.brand-mark{width:36px;height:36px}.menu-btn{padding:3px 8px}}