:root {
  --bg: #0f0e0c; --panel: #191714; --panel-2: #211e1a; --line: rgba(246,242,232,.1);
  --text: #f3efe6; --muted: #a19b8f; --faint: #716b61; --accent: #d9ff57;
  --accent-ink: #141507; --danger: #ff7568;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --serif: "Songti SC", "STSong", "Noto Serif SC", Georgia, serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0; min-height: 100vh; color: var(--text); font-family: var(--font);
  background:
    radial-gradient(800px 500px at 80% -10%, rgba(217,255,87,.07), transparent 60%),
    radial-gradient(700px 400px at 10% 110%, rgba(224,122,95,.05), transparent 60%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
}
.auth-page { width: min(460px, 100%); margin: 0 auto; padding: 36px 20px 30px; }
.auth-brand { display: flex; align-items: center; justify-content: center; gap: 10px; margin: 20px 0 28px; }
.auth-brand svg { width: 38px; height: 38px; color: var(--text); }
.auth-brand div { display: flex; flex-direction: column; gap: 4px; }
.auth-brand b { font-family: var(--serif); font-size: 22px; letter-spacing: .04em; }
.auth-brand span { font-size: 8px; letter-spacing: .26em; color: var(--faint); }
.auth-card { padding: 30px 26px 22px; border: 1px solid var(--line); border-radius: 22px; background: var(--panel); box-shadow: 0 30px 90px rgba(0,0,0,.35); }
.eyebrow { font-size: 9px; letter-spacing: .24em; color: var(--faint); text-transform: uppercase; font-weight: 600; }
h1 { font-family: var(--serif); font-size: 30px; line-height: 1.2; margin: 8px 0 8px; font-weight: 700; }
.sub { color: var(--muted); font-size: 12.5px; line-height: 1.7; margin: 0 0 20px; }
label { display: flex; flex-direction: column; gap: 7px; margin-top: 13px; font-size: 10.5px; color: var(--muted); }
input, textarea { width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel-2); color: var(--text); font: inherit; font-size: 13px; outline: 0; }
input:focus, textarea:focus { border-color: var(--line); box-shadow: 0 0 0 3px rgba(217,255,87,.12); }
textarea { resize: vertical; line-height: 1.6; }
.btn { display: inline-flex; align-items: center; justify-content: center; width: 100%; height: 44px; margin-top: 18px; padding: 0 15px; border: 1px solid transparent; border-radius: 11px; font: inherit; font-size: 13px; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn.primary { background: var(--accent); color: var(--accent-ink); }
.btn.ghost { background: var(--panel-2); color: var(--text); border-color: var(--line); }
.btn:disabled { opacity: .55; cursor: progress; }
.error { margin: 11px 0 0; padding: 9px 11px; border-radius: 8px; background: rgba(255,117,104,.09); border: 1px solid rgba(255,117,104,.25); color: #ffd4cf; font-size: 11px; line-height: 1.5; }
.auth-links { display: flex; flex-direction: column; gap: 8px; margin-top: 18px; padding-top: 15px; border-top: 1px solid var(--line); text-align: center; }
.auth-links a { color: var(--muted); font-size: 11px; text-decoration: none; }
.auth-links a:hover { color: var(--accent); }
.auth-footer { margin: 22px 0 0; text-align: center; color: var(--faint); font-size: 9.5px; letter-spacing: .04em; }
.success { text-align: center; padding: 10px 0 4px; }
.success-icon { width: 46px; height: 46px; margin: 0 auto 14px; display: grid; place-items: center; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-size: 22px; font-weight: 700; }
.success h2 { font-family: var(--serif); font-size: 24px; margin: 0 0 8px; }
.success p { color: var(--muted); font-size: 12px; line-height: 1.7; }
.invite-email { color: var(--accent); font-size: 11px; letter-spacing: .03em; margin: -8px 0 12px; }
@media (max-width: 480px) {
  .auth-page { padding: 16px 12px 24px; }
  .auth-brand { margin: 8px 0 18px; }
  .auth-card { padding: 24px 18px 18px; border-radius: 18px; }
  h1 { font-size: 27px; }
}