:root{--teal:#063B3F;--teal2:#0A4A4A;--paper:#F4F7F5;--line:#B9CCC7;--accent:#E86A17;--blue:#1D6FB8;--ink:#1C2B2A;--light:#F2F7F5;--muted:#56706A}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.75;font-size:16px;color:var(--ink);background:var(--teal)}
h1,h2,h3{font-family:"Space Grotesk",Inter,sans-serif;line-height:1.22;letter-spacing:-.01em}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
header.site{position:sticky;top:0;z-index:50;background:var(--teal);border-bottom:1px solid rgba(185,204,199,.35)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 24px;max-width:1280px;margin:0 auto;flex-wrap:wrap}
.brand{font-family:"Space Grotesk";font-weight:700;font-size:1.08rem;color:var(--light);text-decoration:none;white-space:nowrap}
.brand b{color:var(--accent)}
nav.links{display:flex;gap:2px;align-items:center;flex-wrap:wrap}
nav.links>a,nav.links .drop>span,nav.links .drop>button{color:#cfe0db;font-size:.92rem;font-weight:500;padding:8px 10px;text-decoration:none;border-radius:4px;cursor:pointer}
nav.links .drop>button{background:none;border:none;font-family:inherit;text-align:left}
.drop{position:relative}
.drop-menu{display:none;position:absolute;top:100%;left:0;background:var(--teal2);border:1px solid rgba(185,204,199,.4);border-radius:6px;min-width:280px;max-height:min(78vh,720px);overflow-y:auto;padding:10px;box-shadow:0 12px 30px rgba(0,0,0,.35);z-index:60}
.drop-menu a{display:block;color:#cfe0db;font-size:.88rem;padding:9px 12px;text-decoration:none;border-radius:4px}
.nav-cta{background:var(--accent);color:#fff!important;font-weight:700;padding:9px 18px;border-radius:6px;font-size:.92rem;text-decoration:none;white-space:nowrap}
.langs{display:flex;gap:6px;align-items:center;font-family:"IBM Plex Mono",monospace;font-size:.78rem;color:#9db8b2}
.langs b{color:var(--accent)}
.langs span{opacity:.75}
.menu-btn{display:none;background:transparent;border:1px solid rgba(185,204,199,.5);color:var(--light);font:inherit;font-weight:600;font-size:.92rem;padding:8px 16px;border-radius:6px;cursor:pointer}
@media(max-width:900px){.menu-btn{display:inline-block}nav.links{display:none;width:100%;flex-direction:column;align-items:stretch;gap:2px;padding:8px 0 4px}nav.links.open{display:flex}nav.links>a,nav.links .drop>span,nav.links .drop>button{display:block;width:100%;padding:10px 6px}.drop{position:static}.drop-menu{position:static;box-shadow:none;border:none;background:rgba(10,74,74,.55);min-width:0;margin:2px 0 6px}.drop.open .drop-menu{display:block}.nav-cta{display:none}}
.hero{color:var(--light);border-bottom:1px solid rgba(185,204,199,.35);background-image:radial-gradient(rgba(185,204,199,.10) 1px,transparent 1px);background-size:22px 22px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding:52px 24px 8px;max-width:1280px;margin:0 auto}
.hero-grid.single{grid-template-columns:1fr;max-width:1160px}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;padding-top:38px}}
.eyebrow{font-family:"IBM Plex Mono",monospace;color:var(--accent);text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;margin-bottom:14px}
.hero h1{font-size:clamp(1.8rem,4vw,2.8rem);margin-bottom:16px}
.hero p.lead{font-size:1.08rem;color:#cfe0db;max-width:660px}
.evidence{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:26px 0}
@media(max-width:700px){.evidence{grid-template-columns:repeat(2,1fr)}}
.evidence .ev{border:1px solid rgba(185,204,199,.35);border-left:3px solid var(--accent);padding:12px 14px;background:rgba(10,74,74,.55)}
.evidence .ev b{display:block;font-size:1.08rem;font-family:"Space Grotesk";color:var(--light)}
.evidence .ev small{color:#9db8b2;font-size:.8rem}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin:6px 0 28px}
.btn{display:inline-block;background:var(--accent);color:#fff!important;font-weight:700;padding:13px 28px;border-radius:6px;text-decoration:none}
.btn-ghost{display:inline-block;border:1px solid var(--accent);color:var(--accent)!important;font-weight:600;padding:12px 26px;border-radius:6px;text-decoration:none}
.lab-frame{border:1px solid rgba(185,204,199,.5);background:var(--teal2);padding:10px;position:relative}
.lab-frame img{display:block;width:100%;height:auto}
.lab-frame .cap{font-size:.8rem;color:#9db8b2;padding:8px 4px 2px}
.lab-frame .tag{position:absolute;top:18px;left:18px;font-family:"IBM Plex Mono",monospace;font-size:.72rem;letter-spacing:.08em;color:var(--accent);background:rgba(6,59,63,.9);border:1px solid rgba(185,204,199,.5);padding:5px 10px}
.ring-strip{max-width:1280px;margin:0 auto;padding:10px 24px 26px}
svg.rings{width:100%;height:auto;display:block}
.ring-note{font-size:.8rem;color:#9db8b2;margin-top:8px;font-family:"IBM Plex Mono",monospace}
.ring-cap{fill:#9db8b2;font-size:13px;letter-spacing:.05em;font-family:"IBM Plex Mono",monospace}
.ring-val{fill:#E86A17;font-size:14px;font-weight:600;font-family:"IBM Plex Mono",monospace}
.article{background:var(--paper);padding:42px 0 68px}
.prose{max-width:860px}
.breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:16px}
.breadcrumb a{color:var(--muted)}
.prose h2{font-size:1.5rem;margin:2.3rem 0 1rem;padding-left:14px;border-left:4px solid var(--accent);color:var(--teal)}
.prose h3{font-size:1.18rem;margin:1.7rem 0 .6rem;color:var(--teal)}
.prose p{margin-bottom:1.05rem}
.prose a{color:var(--blue)}
.prose ul{margin:0 0 1.2rem 1.3rem}
.prose li{margin-bottom:.45rem}
.prose p.faq-q{margin:1.5rem 0 .35rem;font-size:1.03rem}
table.spec{width:100%;border-collapse:collapse;margin:1.1rem 0 1.7rem;font-size:.92rem;background:#fff}
table.spec th{background:var(--teal);color:var(--light);text-align:left;padding:10px 14px;border:1px solid var(--teal)}
table.spec td{padding:9px 14px;border:1px solid #cfddd8;font-family:"IBM Plex Mono",monospace;font-size:.88rem}
.tbl-wrap{overflow-x:auto}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0}
@media(max-width:800px){.cards{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid #cfddd8;border-top:3px solid var(--accent);padding:20px}
.card h3{margin-bottom:8px;font-size:1.08rem}
.card h3 a{color:var(--teal);text-decoration:none}
.card p{font-size:.94rem;color:#3c4f4b}
.card .mono{font-size:.8rem;color:var(--muted)}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:20px 0}
@media(max-width:800px){.gallery{grid-template-columns:repeat(2,1fr)}}
.gallery figure{border:1px solid rgba(185,204,199,.5);background:#fff;padding:8px}
.gallery img{width:100%;height:200px;object-fit:cover;display:block}
.gallery.portrait img{height:300px}
.gallery figcaption{font-size:.78rem;color:var(--muted);padding:8px 6px 4px}
.rfq{background:var(--teal2);color:var(--light);padding:26px;border:1px solid rgba(185,204,199,.4);margin:30px 0}
.rfq h2{color:var(--light);border:none;padding:0;margin:0 0 10px}
.rfq label{display:block;font-size:.88rem;margin:12px 0 4px;color:#cfe0db}
.rfq input,.rfq select,.rfq textarea{width:100%;padding:10px 12px;border-radius:4px;border:1px solid #9db8b2;background:#fff;color:#1C2B2A;font-size:.95rem}
.rfq .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:700px){.rfq .row{grid-template-columns:1fr}}
.rfq button{background:var(--accent);color:#fff;font-weight:700;border:none;padding:13px 28px;border-radius:6px;font-size:1rem;cursor:pointer;margin-top:16px}
footer.site{background:var(--teal);color:#9db8b2;border-top:1px solid rgba(185,204,199,.35);padding:36px 0}
footer.site .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:26px}
@media(max-width:800px){footer.site .wrap{grid-template-columns:1fr}}
footer.site a{color:#cfe0db;text-decoration:none}
footer.site h4{color:var(--light);font-family:"Space Grotesk";margin-bottom:10px}
footer.site ul{list-style:none}
footer.site li{margin-bottom:6px;font-size:.9rem}
.foot-note{max-width:1160px;margin:22px auto 0;padding:14px 24px 0;border-top:1px solid rgba(185,204,199,.25);font-size:.82rem}
@media(min-width:901px){.drop:focus-within .drop-menu{display:block}.drop:hover .drop-menu{display:block}.drop.open .drop-menu{display:block}.drop.esc-closed .drop-menu{display:none}}
@media(hover:hover){nav.links>a:hover,nav.links .drop>span:hover,nav.links .drop>button:hover{color:var(--accent)}.drop-menu a:hover{background:rgba(185,204,199,.15);color:var(--accent)}.btn:hover{background:#f07d2c}.btn-ghost:hover{background:rgba(232,106,23,.12)}}
a:active,.btn:active,.btn-ghost:active,.nav-cta:active{opacity:.85}
.rfq button:active{transform:translateY(1px)}
.hero-grid>*,.cards>*,.gallery>*,.evidence>*,footer.site .wrap>*,.rfq .row>*{min-width:0}

/* i18n language switcher (appended by build_i18n.py) */
.lang-drop .drop-menu{left:auto;right:0;min-width:210px}
.lang-drop .drop-menu a[aria-current="true"]{color:var(--accent);font-weight:600}
@media(max-width:900px){.lang-drop .drop-menu{position:absolute;left:auto;right:0;min-width:210px;background:var(--teal2);border:1px solid rgba(185,204,199,.4);box-shadow:0 12px 30px rgba(0,0,0,.35)}}