:root{color-scheme:dark;--bg:#0a0e17;--line:#293345;--muted:#93a2b8;--ink:#f1f5fb;--accent:#8ef0bd}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 0 0,#16302e,transparent 45%),var(--bg);color:var(--ink);font-family:Segoe UI,system-ui,sans-serif;font-size:14px;line-height:1.6}.shell{max-width:1240px;margin:48px auto;display:grid;grid-template-columns:.85fr 1.3fr;padding:0 28px;gap:70px}aside{padding:20px 0;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:800;color:var(--ink);text-decoration:none}.mark{display:grid;place-items:center;width:38px;height:38px;background:var(--accent);color:#10261d;border-radius:12px}.brand small{font-size:9px;letter-spacing:2px;border:1px solid var(--line);border-radius:5px;padding:3px 7px}.intro{margin:90px 0 30px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:700;color:var(--accent)}h1{font-size:clamp(36px,4vw,54px);line-height:1.13;letter-spacing:-2px;margin:22px 0}p{color:var(--muted)}aside p{max-width:330px;font-size:15px}ol{list-style:none;padding:0;margin:26px 0}li{display:flex;gap:18px;margin-bottom:25px;align-items:center}li b{border:1px solid var(--line);border-radius:50%;width:36px;height:36px;display:grid;place-items:center;font-size:11px;color:var(--accent)}small{display:block;font-size:11px;color:var(--muted)}footer{margin-top:auto;padding-top:60px;color:#61738b;font-size:10px;letter-spacing:2px}.panel{background:linear-gradient(145deg,#161f2d,#101722);border:1px solid var(--line);border-radius:24px;padding:34px;box-shadow:0 30px 100px #0004}header{display:flex;justify-content:space-between;gap:10px;align-items:center}header small{font-size:10px}h2{font-size:27px;letter-spacing:-.8px;line-height:1.25;margin:25px 0 10px}.checks{display:flex;flex-wrap:wrap;gap:7px;margin:20px 0 28px}.checks span{font-size:10px;border-radius:6px;padding:4px 8px;background:#09121b}.ok{color:var(--accent)}.missing{color:#ffb389}fieldset{border:0;padding:0;margin:0 0 25px}legend{font-size:14px;font-weight:650;margin-bottom:14px}legend span{font-size:10px;color:var(--accent);margin-right:10px}.hosting{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.choice{position:relative;border:1px solid var(--line);border-radius:10px;padding:14px 10px;cursor:pointer}.choice:has(input:checked){border-color:var(--accent);background:#8ef0bd0b}.choice input{width:auto;position:absolute;right:9px;top:10px;accent-color:var(--accent);min-height:0}.choice strong{display:block;font-size:13px}.choice small{font-size:9px;margin-top:4px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.wide{grid-column:1/-1}label{display:block;color:#c9d3e0;font-size:11px}input,select{display:block;width:100%;margin-top:6px;background:#0d1420;border:1px solid var(--line);border-radius:8px;padding:11px 12px;color:var(--ink);font:inherit;font-size:13px;min-height:43px}input:focus,select:focus{outline:2px solid var(--accent);outline-offset:2px}input::placeholder{color:#60728a}.help{font-size:10px;color:var(--muted);margin:10px 0 0}.actions{display:flex;gap:10px}button,.button{border:0;background:var(--accent);color:#0c2b1c;border-radius:9px;padding:13px 17px;font:inherit;font-size:12px;font-weight:750;cursor:pointer;text-decoration:none;text-align:center;display:inline-block}.actions button:last-child{flex:1}.secondary{background:transparent;border:1px solid #42526a;color:var(--ink)}button:hover,.button:hover{filter:brightness(1.1)}button:disabled{opacity:.4;cursor:not-allowed}.centered{text-align:center}.alert{padding:13px;border-radius:9px;margin:15px 0;font-size:12px}.error{background:#ff656512;color:#ffb9b9;border:1px solid #733c46}.good{background:#8ef0bd12;color:var(--accent);border:1px solid #37644e}@media(max-width:850px){.shell{grid-template-columns:1fr;gap:22px;margin:15px auto;max-width:650px;padding:0 16px}.intro{margin:30px 0 0}h1{font-size:36px}.intro br{display:none}ol,footer{display:none}.panel{padding:24px}aside{padding:5px 0}}@media(max-width:440px){.grid{grid-template-columns:1fr}.hosting{gap:6px}.choice{padding:12px 7px}.choice input{position:static;margin:0 0 8px}.actions{flex-direction:column}.panel{padding:20px}h2{font-size:24px}}