/* V21 Materials & Industries Deep Library */
.v21-hero{padding:72px 0;background:linear-gradient(135deg,#071a25 0%,#0b2b38 62%,#0f4250 100%);color:#fff;border-bottom:1px solid #153b46}.v21-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}.v21-hero h1{font-size:clamp(34px,4.2vw,54px);margin:8px 0 16px}.v21-hero p{color:#c4d5dc;font-size:16px;max-width:760px}.v21-hero-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:24px;backdrop-filter:blur(10px)}.v21-hero-card h3{font-size:16px;color:#fff}.v21-hero-card dl{display:grid;grid-template-columns:1fr 1fr;gap:10px}.v21-hero-card dl div{padding:12px;border-radius:11px;background:rgba(255,255,255,.06)}.v21-hero-card dt{font-size:9px;color:#90adb7;text-transform:uppercase;letter-spacing:.08em}.v21-hero-card dd{font-size:12px;font-weight:800;margin:3px 0 0;color:#fff}.v21-deep{padding:76px 0;background:#fff}.v21-deep .longform-prose h2{margin-top:38px}.v21-note{padding:16px 18px;border-radius:13px;background:#f5fafb;border:1px solid #dbecee;color:#425963;font-size:13px;margin:18px 0}.v21-table{width:100%;border-collapse:collapse;margin:18px 0 28px;border:1px solid #dbe5e9;background:#fff}.v21-table th,.v21-table td{padding:13px 14px;border-bottom:1px solid #eaf0f2;text-align:left;vertical-align:top;font-size:13px}.v21-table th{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#667a84;background:#f7fafb}.v21-link-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:22px 0}.v21-link-grid a{padding:14px;border:1px solid #dce7ea;border-radius:12px;background:#fbfdfd;font-size:12px;font-weight:750;color:#193743}.v21-link-grid a:hover{border-color:#8fdce0;color:#098b94;background:#f2fcfc}.v21-sector-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:20px 0 30px}.v21-sector-strip div{padding:18px;border-radius:14px;background:#f6fafb;border:1px solid #dfe9ec}.v21-sector-strip strong{display:block;font-size:13px;margin-bottom:5px}.v21-sector-strip span{font-size:11px;color:#63757e}.v21-material-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:22px}.v21-material-nav a{padding:16px;border-radius:14px;border:1px solid #dfe8eb;background:#fff;box-shadow:0 10px 26px rgba(8,26,36,.04)}.v21-material-nav strong{display:block;font-size:13px}.v21-material-nav span{display:block;font-size:10px;color:#70828b;margin-top:3px}.v21-kicker{font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:#3fd6dc;font-weight:800}.v21-industrial-image{border-radius:20px;overflow:hidden;box-shadow:0 20px 50px rgba(8,24,34,.16)}.v21-industrial-image img{width:100%;height:360px;object-fit:cover}.v21-mini-faq{display:grid;gap:10px;margin:18px 0}.v21-mini-faq details{border:1px solid #dfe8eb;border-radius:12px;padding:0 16px;background:#fff}.v21-mini-faq summary{padding:14px 0;font-weight:750;font-size:13px;cursor:pointer}.v21-mini-faq p{padding-bottom:14px;font-size:13px;color:#596c75}.v21-warning{padding:18px 20px;background:#fff9e8;border:1px solid #ecdba9;border-radius:13px;color:#644d17;font-size:13px;margin:22px 0}
@media(max-width:950px){.v21-hero-grid{grid-template-columns:1fr}.v21-link-grid{grid-template-columns:1fr 1fr}.v21-sector-strip,.v21-material-nav{grid-template-columns:1fr 1fr}}@media(max-width:650px){.v21-link-grid,.v21-sector-strip,.v21-material-nav{grid-template-columns:1fr}.v21-hero{padding:56px 0}.v21-hero-card dl{grid-template-columns:1fr}.v21-deep{padding:58px 0}}