.site-header{display:none}.pre-shell{width:min(1120px,calc(100% - 1.2rem));margin:1rem auto 3rem;display:grid;gap:1rem}.hero{padding:clamp(1rem,3vw,1.8rem);background:radial-gradient(circle at top left,rgba(232,173,53,.2),transparent 38%),var(--surface)}.brand-row{display:flex;align-items:center;gap:1rem}.brand-row img{border-radius:16px;object-fit:cover;box-shadow:var(--shadow)}.brand-row h1{margin:.1rem 0;font-size:clamp(1.65rem,5vw,3rem)}.lead{max-width:760px;color:var(--text);font-size:clamp(1rem,2vw,1.2rem);line-height:1.55}.hero-actions{display:flex;gap:.7rem;flex-wrap:wrap}.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.signed-in{display:grid;gap:.8rem;margin-top:1rem;padding:1rem;border:1px solid var(--border);border-radius:16px;background:rgba(98,212,157,.08)}.bidder-number{font-size:clamp(2rem,5vw,3rem);line-height:1}.check-row{display:flex;align-items:start;gap:.65rem;color:#dde7f2;font-size:.9rem}.check-row input{width:1.15rem;height:1.15rem;flex:0 0 auto}.step-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.85rem}.step-list>div,.tutorial-step{display:grid;gap:.4rem;padding:1rem;border:1px solid var(--border);border-radius:16px;background:var(--surface-2)}.step-list span,.tutorial-step p{color:var(--muted);font-size:.9rem;line-height:1.45}.tutorial-dialog{width:min(860px,calc(100vw - 2rem))}.tutorial-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:.85rem}.tutorial-step span{width:2rem;height:2rem;display:inline-grid;place-items:center;border-radius:999px;background:var(--gold);color:#1b1303;font-weight:900}.hidden{display:none!important}:root[data-theme="light"] .check-row{color:var(--text)}:root[data-theme="light"] .step-list>div,:root[data-theme="light"] .tutorial-step{background:#f8fbfe}@media(max-width:820px){.content-grid,.step-list{grid-template-columns:1fr}.brand-row{align-items:flex-start}.hero-actions .btn{width:100%}}