:root{--purple:#7C7ABF;--blue:#7BA1D3;--teal:#54B6A1;--ink:#1D1D26;--slate:#3A3A4A;--muted:#6B6E7E;--bg:#F7F7FC;--card:#fff;--line:rgba(60,58,74,.10);--err:#C2410C;
  --grad:linear-gradient(120deg,#7C7ABF 0%,#7BA1D3 55%,#54B6A1 110%)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--ink:#F2F2F7;--slate:#D6D6E0;--muted:#A0A2B2;--bg:#15151C;--card:#1F1F29;--line:rgba(255,255,255,.10);--err:#FB923C}}
*{margin:0;padding:0;box-sizing:border-box}
html,body{min-height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text",Inter,"Segoe UI",Helvetica,Arial,sans-serif;background:var(--bg);color:var(--slate);-webkit-font-smoothing:antialiased;display:grid;place-items:center;min-height:100svh;padding:24px 16px}
main{width:100%;max-width:420px}
.logo{display:flex;align-items:center;gap:10px;font-size:1.3rem;color:var(--muted);margin-bottom:26px;letter-spacing:.01em}
.logo img{width:38px;height:38px}
.logo b{font-weight:600;color:var(--ink)}
.card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:30px 26px;box-shadow:0 20px 60px rgba(45,38,95,.08)}
h1{font-family:"Roboto Slab",Georgia,serif;font-size:1.7rem;line-height:1.15;color:var(--ink);letter-spacing:-.02em}
p{line-height:1.55;color:var(--muted);margin-top:10px}
label{display:block;font-size:.85rem;font-weight:650;color:var(--slate);margin:20px 0 6px}
input{width:100%;font:inherit;font-size:1.05rem;padding:13px 14px;border-radius:14px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);outline:none}
input:focus{border-color:var(--purple);box-shadow:0 0 0 3px rgba(124,122,191,.2)}
input.code{letter-spacing:.4em;text-align:center;font-weight:700}
button{width:100%;margin-top:16px;font:inherit;font-weight:700;font-size:1rem;padding:14px;border:0;border-radius:14px;background:var(--grad);color:#fff;cursor:pointer}
button[disabled]{opacity:.5;cursor:default}
button.link{background:none;color:var(--purple);margin-top:10px;padding:8px;font-weight:600}
.msg{margin-top:14px;font-size:.92rem;line-height:1.45}
.msg.err{color:var(--err)}
.tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--purple);background:rgba(124,122,191,.12);padding:5px 10px;border-radius:100px;margin-bottom:14px}
.foot{margin-top:18px;text-align:center;font-size:.82rem;color:var(--muted)}
.foot a{color:var(--muted)}
[hidden]{display:none !important}