:root{--ink:#17232d;--muted:#60717b;--line:#dbe5e8;--panel:#fff;--bg:#f3f7f8;--brand:#0d5c63;--brand2:#16838b;--ok:#177245;--bad:#a83333;--warn:#8a5b00}*{box-sizing:border-box}body{margin:0;background:linear-gradient(145deg,#edf5f5,#f8fafb 52%,#eef2f4);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);min-height:100vh}.shell{max-width:1040px;margin:auto;padding:34px 18px 60px}.brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}.mark{width:48px;height:48px;border-radius:15px;background:linear-gradient(145deg,var(--brand),var(--brand2));display:grid;place-items:center;color:#fff;font-size:25px;box-shadow:0 10px 24px rgba(13,92,99,.22)}.brand h1{font-size:21px;margin:0}.brand p{margin:3px 0 0;color:var(--muted);font-size:14px}.layout{display:grid;grid-template-columns:250px 1fr;gap:22px}.steps,.panel{background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 55px rgba(28,55,66,.08)}.steps{padding:16px;height:max-content;position:sticky;top:18px}.step{display:flex;gap:11px;align-items:center;padding:12px;border-radius:12px;color:var(--muted);font-size:14px}.step b{display:grid;place-items:center;width:27px;height:27px;border:1px solid var(--line);border-radius:50%;background:#fff}.step.active{background:#eaf6f4;color:var(--brand);font-weight:700}.step.active b,.step.done b{background:var(--brand);color:#fff;border-color:var(--brand)}.panel{padding:28px}.panel h2{margin:0 0 7px}.lead{color:var(--muted);margin:0 0 24px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.full{grid-column:1/-1}.field label{display:block;font-weight:700;font-size:13px;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;border:1px solid #cbd9dd;border-radius:11px;padding:11px 12px;font:inherit;background:#fff;color:var(--ink);outline:none}.field input:focus,.field select:focus{border-color:var(--brand2);box-shadow:0 0 0 3px rgba(22,131,139,.13)}.hint{font-size:12px;color:var(--muted);margin-top:6px}.checks{display:grid;gap:9px}.check{display:flex;justify-content:space-between;gap:14px;border:1px solid var(--line);padding:12px 14px;border-radius:11px}.ok{color:var(--ok);font-weight:700}.bad{color:var(--bad);font-weight:700}.warn{color:var(--warn);font-weight:700}.actions{display:flex;justify-content:space-between;gap:12px;margin-top:26px;padding-top:20px;border-top:1px solid var(--line)}button,.button{appearance:none;border:0;border-radius:11px;padding:11px 17px;font:inherit;font-weight:750;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.primary{background:var(--brand);color:#fff}.secondary{background:#eef3f4;color:var(--ink);border:1px solid var(--line)}.danger{background:#fff2f2;color:var(--bad);border:1px solid #efcccc}.alert{padding:13px 15px;border-radius:11px;margin:0 0 18px;border:1px solid}.alert.error{background:#fff4f4;border-color:#efcaca;color:#7d2828}.alert.success{background:#effaf5;border-color:#c4e7d5;color:#165c3b}.alert.info{background:#eef7fa;border-color:#c9e4ec;color:#235f70}.choice{border:1px solid var(--line);border-radius:12px;padding:14px;display:flex;gap:11px;align-items:flex-start}.choice input{margin-top:4px}.summary{display:grid;grid-template-columns:170px 1fr;border:1px solid var(--line);border-radius:12px;overflow:hidden}.summary div{padding:11px 13px;border-bottom:1px solid var(--line)}.summary div:nth-child(odd){font-weight:700;background:#f7f9fa}.summary div:nth-last-child(-n+2){border-bottom:0}.small{font-size:13px;color:var(--muted)}code{background:#eef3f4;padding:2px 6px;border-radius:5px}@media(max-width:800px){.layout{grid-template-columns:1fr}.steps{position:static;display:flex;overflow:auto}.step span{display:none}.panel{padding:21px}.grid{grid-template-columns:1fr}.full{grid-column:auto}.summary{grid-template-columns:1fr}.summary div:nth-child(odd){padding-bottom:3px}.summary div:nth-child(even){padding-top:3px}.actions{flex-wrap:wrap}}