.ob{background:radial-gradient(1200px 600px at 50% -10%,color-mix(in srgb,var(--accent) 7%,var(--bg)),var(--bg));min-height:100vh}.ob-top{max-width:1100px;margin:0 auto;padding:22px 28px;display:flex;align-items:center;justify-content:space-between}.ob-wrap{max-width:600px;margin:0 auto;padding:32px 24px 80px}.ob-progress{gap:14px;justify-content:center;margin-bottom:26px}.ob-progress,.ob-step{display:flex;align-items:center}.ob-step{gap:9px;font-size:13px;font-weight:550;color:var(--text-3)}.ob-step.done{color:var(--text)}.ob-num{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:600;background:var(--surface-3);border:1px solid var(--border-2);color:var(--text-3)}.ob-step.done .ob-num{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}.ob-line{width:42px;height:1px;background:var(--border-2)}.ob-card{overflow:hidden}.ob-head{padding:26px 28px 0}.ob-head h1{font-size:22px;font-weight:650;letter-spacing:-.02em}.ob-head p{font-size:14px;color:var(--text-2);margin-top:8px;line-height:1.55}.ob-body{padding:24px 28px}.ob-url-row{display:flex;gap:10px;margin-bottom:14px}.ob-url{flex:1 1}.ob-url input{font-size:14px}.ob-preview{max-height:0;opacity:0;overflow:hidden;transition:max-height .35s ease,opacity .3s,margin .3s;display:flex;align-items:center;justify-content:space-between;background:var(--up-soft);border:1px solid var(--up-line);border-radius:var(--radius);padding:0 14px}.ob-preview.show{max-height:60px;opacity:1;padding:12px 14px;margin-bottom:20px}.obp-left{display:flex;align-items:center;gap:12px}.obp-ms{font-size:13px;color:var(--text);font-weight:600}.obp-regions{gap:8px}.obp-confirm,.obp-regions{display:flex;align-items:center}.obp-confirm{font-size:11.5px;color:var(--up);gap:4px;font-family:var(--font-mono)}.ob-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:18px;gap:18px;margin-bottom:20px}.chip-row{display:flex;gap:7px;flex-wrap:wrap}.ob-adv{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-2)}.ob-adv summary{list-style:none;cursor:pointer;padding:13px 15px;font-size:13.5px;font-weight:550;color:var(--text-2);display:flex;align-items:center;gap:9px}.ob-adv summary::-webkit-details-marker{display:none}.ob-adv[open] .adv-caret{transform:rotate(90deg)}.adv-caret{transition:transform .2s;color:var(--text-3)}.adv-body{padding:4px 15px 16px}.adv-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 0}.adv-k{font-size:13px;font-weight:550}.adv-v{font-size:11.5px}.seg button:disabled{opacity:.5;cursor:not-allowed}.ob-helper{gap:10px;margin-top:20px;padding:12px 14px;background:var(--accent-soft);border:1px solid var(--accent-line);border-radius:var(--radius);font-size:13px;color:var(--text-2)}.ob-foot,.ob-helper{display:flex;align-items:center}.ob-foot{justify-content:space-between;padding:18px 28px;border-top:1px solid var(--border);background:var(--surface-2)}.lock{font-size:10px}@media (max-width:560px){.ob .ob-top{padding:18px}.ob .ob-wrap{padding:24px 16px 64px}.ob .ob-head{padding:22px 20px 0}.ob .ob-body{padding:20px}.ob .ob-foot{padding:16px 20px;flex-wrap:wrap;gap:10px}}