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var(--border);border-radius:999px;padding:3px 10px}.card .spacer{flex:1}.card-wide{flex-direction:row;grid-column:1/-1;align-items:center;gap:28px}.card-wide .card-body{flex:1;min-width:0}.card-wide .spacer{display:none}.card-wide .tagline{min-height:0}.card-wide .chips{margin-bottom:0}.card-wide .btn-block{white-space:nowrap;flex-shrink:0;width:auto}.badge{font-size:11px;font-weight:600;font-family:var(--font-mono-stack);text-transform:uppercase;letter-spacing:.06em;white-space:nowrap;border:1px solid #0000;border-radius:999px;padding:4px 9px}.badge-easy{color:var(--teal-ink);background:#2dd4bf24}.badge-medium{color:#b45309;background:#f59e0b26}.badge-hard{color:var(--coral);background:#fb718526}.badge-warn{color:#92400e;background:#fbbf242e}.btn{font:inherit;border-radius:var(--radius-sm);cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:11px 18px;font-size:15px;font-weight:600;text-decoration:none;transition:background .15s,border-color .15s,opacity .15s;display:inline-flex}.btn:hover{text-decoration:none}.btn-primary{background:var(--slate);color:#fff}.btn-primary:hover{background:var(--slate-2)}.btn-teal{background:var(--teal);color:#062c27}.btn-teal:hover{background:#26bda9}.btn-ghost{color:var(--slate);border-color:var(--border-strong);background:0 0}.btn-ghost:hover{background:var(--surface-2)}.btn-danger{color:var(--error);background:0 0;border-color:#dc26264d}.btn-danger:hover{background:#dc26260f}.btn-block{width:100%}.btn:disabled,.btn[aria-disabled=true]{opacity:.5;cursor:not-allowed}.flow{flex-direction:column;align-items:center;min-height:100vh;padding:48px 24px 64px;display:flex}.flow-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:460px;box-shadow:var(--shadow-lg);padding:32px}.flow-card.wide{max-width:540px}.flow-head{margin-bottom:24px}.flow-head h1{letter-spacing:-.02em;margin:10px 0 6px;font-size:24px}.flow-head p{color:var(--muted);margin:0;font-size:14px}.steps{flex-wrap:wrap;gap:6px;margin-bottom:20px;display:flex}.step-dot{background:var(--border);border-radius:999px;flex:1;min-width:24px;height:6px}.step-dot.done{background:var(--teal)}.step-dot.active{background:var(--slate)}.field{margin-bottom:16px}.label{color:var(--slate-2);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.input{width:100%;font:inherit;border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text);background:#fff;padding:11px 13px;font-size:15px;transition:border-color .15s,box-shadow .15s}.input:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px #2dd4bf33}.input.code-input{font-family:var(--font-mono-stack);letter-spacing:.4em;text-align:center;font-size:24px}.hint{color:var(--muted);margin:6px 0 0;font-size:13px}.alert{border-radius:var(--radius-sm);border:1px solid #0000;margin-bottom:18px;padding:12px 14px;font-size:14px}.alert-error{color:#7f1d1d;background:#dc262614;border-color:#dc262640}.alert-info{color:var(--slate);background:#2dd4bf1a;border-color:#2dd4bf4d}.alert-warn{color:#78350f;background:#fbbf2424;border-color:#fbbf2466}.mono-box{font-family:var(--font-mono-stack);background:var(--surface-2);border:1px dashed var(--border-strong);border-radius:var(--radius-sm);word-break:break-all;color:var(--slate);padding:14px;font-size:15px}.qr{border-radius:var(--radius-sm);border:1px solid var(--border);background:#fff;width:200px;height:200px;margin:0 auto 16px;display:block}.countdown{font-family:var(--font-mono-stack);letter-spacing:.04em;color:var(--slate);text-align:center;margin:8px 0 4px;font-size:44px;font-weight:600}.countdown.expired{color:var(--error)}.success-mark{width:56px;height:56px;color:var(--success);background:#16a34a1f;border-radius:50%;justify-content:center;align-items:center;margin:0 auto 16px;font-size:28px;display:flex}.flow-actions{flex-direction:column;gap:10px;margin-top:22px;display:flex}.flow-foot{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;margin-top:20px;padding-top:18px;display:flex}.flow-foot form{margin:0}.link-muted{color:var(--muted);font-size:13px}.site-footer{border-top:1px solid var(--border);color:var(--muted);margin-top:64px;padding:32px 0;font-size:13px}.site-footer .container{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.inline-note{font-family:var(--font-mono-stack);color:var(--muted);font-size:12px}@media (max-width:860px){.rules,.grid{grid-template-columns:1fr}.card-wide{flex-direction:column;grid-column:auto;align-items:stretch;gap:0}.card-wide .spacer{display:block}.card-wide .chips{margin-bottom:18px}.card-wide .btn-block{width:100%}}