:root{--bg:#071019;--panel:#0c1823;--panel2:#0f202d;--text:#e9f1f7;--muted:#91a5b5;--line:#20394a;--accent:#71d5c6;--accent2:#8eb8ff;--warn:#ffd88a;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:linear-gradient(180deg,#061018 0,#071019 40%,#08131d 100%);color:var(--text);line-height:1.62}a{color:var(--accent2);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:var(--max);margin:auto;padding:0 22px}.topbar{border-bottom:1px solid var(--line);background:rgba(5,13,20,.88);backdrop-filter:blur(12px);position:sticky;top:0;z-index:30}.nav{height:68px;display:flex;align-items:center;gap:22px}.brand{font-size:22px;font-weight:800;letter-spacing:-.02em;color:#fff;margin-right:auto}.brand span{color:var(--accent)}.nav a{color:#c4d0d9;font-size:14px}.nav .cta{padding:9px 14px;border-radius:10px;background:var(--accent);color:#061018;font-weight:800}.hero{padding:82px 0 58px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}.hero:after{content:"";position:absolute;width:440px;height:440px;border-radius:50%;right:-120px;top:-180px;background:radial-gradient(circle,rgba(113,213,198,.22),transparent 68%);pointer-events:none}.eyebrow{display:inline-flex;gap:8px;align-items:center;padding:6px 10px;border:1px solid #29485b;border-radius:999px;color:#b7cad5;font-size:12px;text-transform:uppercase;letter-spacing:.11em}.hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:56px;align-items:center}.hero h1{font-size:clamp(44px,7vw,78px);line-height:.99;letter-spacing:-.055em;margin:20px 0 18px}.hero h1 small{display:block;font-size:.33em;letter-spacing:.02em;color:var(--accent);margin-top:16px}.lede{font-size:20px;color:#b8c7d2;max-width:760px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-block;padding:12px 17px;border-radius:11px;border:1px solid #315064;color:#eaf4fa;font-weight:750;background:#0e1c27}.btn.primary{background:var(--accent);color:#061018;border-color:var(--accent)}.chemcard{background:linear-gradient(145deg,#0f202d,#0a1721);border:1px solid #294356;border-radius:22px;padding:26px;box-shadow:0 28px 70px rgba(0,0,0,.25)}.formula{font-size:52px;font-weight:850;letter-spacing:-.04em}.chemgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.metric{padding:14px;border:1px solid var(--line);border-radius:13px;background:#09151e}.metric b{display:block;font-size:18px}.metric span{font-size:12px;color:var(--muted)}section{padding:64px 0;border-bottom:1px solid var(--line)}h2{font-size:34px;letter-spacing:-.035em;margin:0 0 13px}h3{font-size:20px;margin:0 0 8px}.section-intro{color:var(--muted);max-width:780px;margin-bottom:30px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:21px}.card p{color:#aebdca;margin-bottom:0}.tag{display:inline-block;font-size:11px;border:1px solid #315064;border-radius:999px;padding:4px 8px;color:#bcd0dc;margin:2px 3px 2px 0}.callout{padding:20px 22px;border-left:3px solid var(--accent);background:#0b1a24;border-radius:0 14px 14px 0;color:#c7d6df}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:15px}table{width:100%;border-collapse:collapse;min-width:720px;background:#09141d}th,td{padding:14px 16px;text-align:left;border-bottom:1px solid #1c3140;vertical-align:top}th{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#8fa4b4;background:#0d1b26}td{color:#c5d3dc}.tiny{font-size:12px;color:var(--muted)}.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.flow .step{border:1px solid var(--line);border-radius:14px;padding:17px;background:#0a1721}.step b{font-size:12px;color:var(--accent);display:block;margin-bottom:7px}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px}.source{padding:12px 0;border-bottom:1px solid var(--line)}.source:last-child{border-bottom:0}.source b{display:block}.searchbox{display:flex;gap:8px;margin-bottom:18px}.searchbox input,.form input,.form textarea,.form select{width:100%;background:#07131c;border:1px solid #2c485a;color:#eaf3f9;border-radius:10px;padding:12px 13px;font:inherit}.form{display:grid;gap:13px}.form label{font-size:13px;color:#aebfca}.form textarea{min-height:130px;resize:vertical}.footer{padding:38px 0 56px;color:#8398a8}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:28px}.footer a{display:block;margin:5px 0;color:#a8bac6}.notice{font-size:13px;color:#8ca0ae}.badge{font-size:11px;padding:4px 7px;border-radius:7px;background:#102637;border:1px solid #244658;color:#b7cad6}.article{max-width:850px}.article h2{margin-top:38px}.article h3{margin-top:25px}.article li{margin:7px 0}.kv{display:grid;grid-template-columns:180px 1fr;border-top:1px solid var(--line)}.kv>div{padding:12px 0;border-bottom:1px solid var(--line)}.kv .k{color:#8ea3b3}.supplier-card{display:grid;grid-template-columns:1fr auto;gap:14px}.supplier-card .meta{font-size:13px;color:#98aab7}.supplier-card.hidden{display:none}.diagram{width:100%;aspect-ratio:1.25;border:1px solid var(--line);border-radius:18px;background:radial-gradient(circle at 68% 30%,rgba(142,184,255,.12),transparent 30%),#09151f;display:flex;align-items:center;justify-content:center;overflow:hidden}.diagram svg{width:92%;height:92%}.pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:999px;padding:6px 10px;font-size:12px;color:#a7bbc8}.dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}
@media(max-width:900px){.hero-grid,.split,.grid3,.grid2,.footer-grid{grid-template-columns:1fr}.flow{grid-template-columns:1fr 1fr}.nav a:not(.cta){display:none}.hero{padding-top:54px}.chemcard{margin-top:8px}}@media(max-width:560px){.flow{grid-template-columns:1fr}.hero h1{font-size:48px}.lede{font-size:17px}.formula{font-size:42px}.chemgrid{grid-template-columns:1fr}.wrap{padding:0 16px}}

/* Deployment mobile fixes */
.split>*{min-width:0}.supplier-card{grid-template-columns:minmax(0,1fr) auto;overflow-wrap:anywhere}@media(max-width:900px){.nav a.brand{display:block;font-size:22px}}@media(max-width:560px){.supplier-card{grid-template-columns:1fr}.supplier-card .badge{justify-self:start}}