:root{color-scheme:dark;--bg:#09090d;--surface:#15151d;--line:rgba(255,255,255,.1);--text:#f6f4f8;--muted:#9c99a5;--accent:#ff4f87;--success:#47d49a;--danger:#ff6470}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 85% 5%,rgba(151,91,255,.13),transparent 28rem),var(--bg);color:var(--text);font:16px/1.5 Inter,system-ui,sans-serif}.installer{min-height:100vh;display:grid;place-items:center;padding:2rem 1rem}.install-card{width:min(100%,560px);padding:2rem;border:1px solid var(--line);border-radius:24px;background:#15151df5;box-shadow:0 30px 100px #0000008c}.install-card.wide{width:min(100%,860px)}.install-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.6rem}.install-header h1,.install-card h1{margin:0;font-size:clamp(1.55rem,4vw,2.2rem);letter-spacing:-.04em}.install-header small{color:var(--accent);font-weight:800;letter-spacing:.13em}.logo{width:58px;height:58px;display:grid;place-items:center;border-radius:17px;background:linear-gradient(135deg,var(--accent),#9966ff);font-weight:900;box-shadow:0 12px 35px #ff4f8733}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:.5rem;margin:0 0 2rem;padding:0;list-style:none}.steps li{min-width:0;display:grid;place-items:center;gap:.3rem;color:#686571;font-size:.7rem}.steps span{width:30px;height:30px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;font-weight:800}.steps li.active,.steps li.done{color:var(--text)}.steps li.active span{color:#fff;background:var(--accent);border-color:var(--accent)}.steps li.done span{color:var(--success);border-color:#47d49a66}h2{margin:1rem 0 .3rem;font-size:1.35rem}.muted{color:var(--muted)}.check-list{display:grid;gap:.55rem;margin:1.4rem 0}.check-list>div{display:grid;grid-template-columns:32px 1fr auto;align-items:center;padding:.68rem;border:1px solid var(--line);border-radius:10px;background:#ffffff05}.check-list small{color:var(--muted)}.ok{color:var(--success)}.fail{color:var(--danger)}label{display:grid;gap:.38rem;margin:1rem 0;color:#d2cfd7;font-size:.86rem;font-weight:700}input,select{width:100%;min-height:46px;padding:.72rem .8rem;color:var(--text);border:1px solid var(--line);border-radius:10px;background:#0c0c11;outline:none}input:focus,select:focus{border-color:#ff4f878c;box-shadow:0 0 0 3px #ff4f8721}label small{color:var(--muted);font-weight:400}.grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.actions{display:flex;gap:.65rem;justify-content:flex-end;margin-top:1.5rem}.actions.center{justify-content:center}.button{min-height:45px;display:inline-flex;align-items:center;justify-content:center;padding:.7rem 1.05rem;border:1px solid transparent;border-radius:10px;color:#fff;background:linear-gradient(135deg,var(--accent),#da3b73);font-weight:800;text-decoration:none;cursor:pointer}.button.secondary{color:#cac7d0;background:#22222c;border-color:var(--line)}.alert,.notice{padding:.85rem 1rem;margin:1rem 0;border:1px solid rgba(255,100,112,.35);border-radius:10px;background:#ff647014;color:#ffc0c5}.notice{border-color:#975bff4d;background:#975bff14;color:#d9c9fb}.summary{display:grid;grid-template-columns:1fr 1fr;gap:.7rem;margin:1.3rem 0}.summary>div{display:grid;gap:.2rem;padding:.8rem;border:1px solid var(--line);border-radius:10px}.summary span{color:var(--muted);font-size:.73rem}.summary b{overflow-wrap:anywhere}.success-mark{width:74px;height:74px;display:grid;place-items:center;margin:0 auto 1rem;border-radius:24px;color:#07140e;background:var(--success);font-size:2rem;font-weight:900}.success-mark~h2,.success-mark~p{text-align:center}@media (max-width:620px){.install-card{padding:1.2rem;border-radius:18px}.steps b{display:none}.grid,.summary{grid-template-columns:1fr}.actions{flex-direction:column-reverse}.button{width:100%}}