:root{--bg:#0b1020;--surface:#121932;--muted:#8ea0c3;--text:#e8f0ff;--primary:#6ea8fe;--primary-600:#5796fb;--danger:#ff6b6b;--ring:rgba(110,168,254,.55)}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial,'Noto Sans',sans-serif;background:radial-gradient(1200px 800px at 80% -10%,#1a2360 0%,transparent 60%),radial-gradient(900px 600px at -10% 120%,#0f6cf8 0%,transparent 50%),var(--bg);color:var(--text)}
.page{min-height:100%;display:grid;place-items:center;padding:24px}
.card{width:100%;max-width:520px;background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.03));backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.08);border-radius:16px;box-shadow:0 10px 35px rgba(0,0,0,.35);overflow:hidden}
.card__header{padding:24px 24px 12px;border-bottom:1px solid rgba(255,255,255,.06)}
.card__footer{padding:16px 24px;border-top:1px solid rgba(255,255,255,.06)}
.brand{display:flex;gap:14px;align-items:center}
.brand__logo{width:40px;height:40px;display:grid;place-items:center;background:linear-gradient(135deg,#4e79ff,#00d1ff);border-radius:10px;color:white;font-weight:700}
.brand__title{margin:0;font-size:1.25rem}
.brand__subtitle{margin:2px 0 0;color:var(--muted);font-size:.925rem}
.steps{margin-top:14px;color:var(--muted);font-size:.9rem;display:flex;gap:10px;align-items:center}
.step{padding:2px 8px;border-radius:999px;border:1px dashed rgba(255,255,255,.14)}
.step.is-active{border-style:solid;background:rgba(110,168,254,.08);color:#cfe0ff}
.sep{opacity:.5}
.form{padding:20px 24px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.label{font-weight:600}
.input{appearance:none;border:1px solid rgba(255,255,255,.14);background:rgba(10,15,30,.55);border-radius:10px;padding:12px 14px;color:var(--text);outline:none;transition:border-color .2s, box-shadow .2s}
.input:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--ring)}
.hint{color:var(--muted)}
.actions{display:flex;justify-content:flex-end;margin-top:8px}
.btn{display:inline-flex;gap:8px;align-items:center;border:1px solid rgba(255,255,255,.14);background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.06));color:var(--text);padding:10px 14px;border-radius:10px;font-weight:600;cursor:pointer}
.btn--primary{background:linear-gradient(180deg,var(--primary),var(--primary-600));border-color:rgba(0,0,0,.15)}
.btn:disabled{opacity:.6;cursor:not-allowed}
.spinner{width:14px;height:14px;border-radius:50%;border:2px solid rgba(255,255,255,.55);border-top-color:transparent;display:none}
.btn.is-loading .spinner{display:inline-block;animation:spin 1s linear infinite}
.alert{margin:16px 24px 0;display:flex;gap:10px;align-items:center;padding:10px 12px;border-radius:10px;background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.3);color:#ffdede}
.alert__icon{font-weight:800}
.muted{color:var(--muted)}
@keyframes spin{to{transform:rotate(360deg)}}