.support-shell{max-width:760px}.support-brand{text-decoration:none}.back-link{color:var(--muted);text-decoration:none;font-size:12px}.back-link:hover,.support-link:hover{color:var(--blue)}.support-hero{padding-bottom:34px}.support-hero h1{font-size:clamp(36px,7vw,58px)}.support-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;margin:16px 0;box-shadow:0 10px 30px #10121855}.support-card-head{display:flex;gap:13px;align-items:flex-start}.support-card-head h2{margin:3px 0 4px;font-size:18px}.support-card-head p{margin:0;color:var(--muted);font-size:13px}.formula-flow{display:flex;align-items:center;justify-content:space-between;gap:9px;margin:24px 0 16px;color:var(--text);font-size:12px}.formula-flow span{background:var(--surface-2);border:1px solid var(--line);border-radius:9px;padding:10px 11px;text-align:center;flex:1}.formula-flow b{color:var(--blue);font-size:17px}.formula-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.formula-grid span{padding:9px;border-radius:8px;background:var(--surface-2);color:var(--muted);font-size:11px;text-align:center}.model-note{color:var(--subtle);font-size:12px;margin:17px 0 0}.parameter-list{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.parameter-list>div{background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:14px 12px}.parameter-list span,.parameter-list small{display:block;color:var(--muted);font-size:11px}.parameter-list strong{display:block;color:var(--blue);font-size:18px;margin:5px 0}.parameter-list small{color:var(--subtle);line-height:1.4}.cap-note{margin-top:12px;padding:11px 12px;border-left:2px solid var(--blue);background:var(--blue-soft);color:var(--text);font-size:12px}.contact-button{display:inline-flex;margin-top:20px;border-radius:10px;padding:12px 15px;background:var(--blue);color:#fff;text-decoration:none;font-weight:650}.support-footer{border-top:1px solid var(--line);margin-top:28px;padding-top:22px;text-align:center}.support-footer .footer-logo{margin:0 auto;width:min(300px,72vw)}.support-footer .copyright{margin-top:18px!important}.support-link{display:inline-flex;align-items:center;justify-content:center;padding:8px 13px;border:1px solid var(--line);border-radius:9px;color:var(--muted);text-decoration:none;font-size:12px}.footer-actions{align-items:center}.footer-actions .support-link{margin-left:auto}@media(max-width:600px){.support-shell{width:min(100% - 24px,760px)}.support-card{padding:18px}.formula-flow{gap:4px}.formula-flow span{padding:9px 5px;font-size:10px}.formula-flow b{font-size:13px}.formula-grid{grid-template-columns:repeat(2,1fr)}.parameter-list{grid-template-columns:1fr}.support-card-head h2{font-size:16px}}