.auth-page { background: radial-gradient(ellipse at 10% 25%, #d5edf0, #eef2f5 65%); }
.auth-header { max-width: 1200px; margin: auto; padding: 28px 24px; display: flex; justify-content: space-between; gap: 20px; align-items: center; }
.auth-header > a:last-child { font-size: .9rem; text-decoration: none; }
.auth-layout { max-width: 1100px; padding: 52px 24px; display: grid; grid-template-columns: 1fr 430px; gap: 70px; align-items: center; }
.auth-story { display: grid; gap: 22px; }
.auth-mark { font-size: 88px; color: var(--accent); line-height: 1; font-weight: 300; }
.auth-eyebrow { font-size: .7rem; letter-spacing: .15em; font-weight: 700; color: var(--accent); }
.auth-story h1 { font-size: clamp(2rem, 4vw, 3.1rem); letter-spacing: -.035em; }
.auth-story > p:last-of-type { max-width: 400px; color: var(--muted); line-height: 1.8; }
.auth-chips { display: flex; gap: 10px; flex-wrap: wrap; font-size: .78rem; }
.auth-chips span { border: 1px solid var(--line); border-radius: 30px; padding: 6px 12px; }
.auth-card { padding: 30px; border-radius: 18px; box-shadow: 0 16px 60px #13202b0a; }
.auth-tabs { display: flex; padding: 4px; background: var(--panel-2); border-radius: 9px; gap: 4px; margin-bottom: 28px; }
.auth-tabs a { flex: 1; text-align: center; text-decoration: none; padding: 9px; color: var(--muted); border-radius: 6px; }
.auth-tabs a[aria-current="page"] { color: var(--accent); background: white; font-weight: 600; box-shadow: 0 1px 4px #13202b12; }
.auth-card h2 { margin-bottom: 8px; }
.auth-card > .muted { font-size: .9rem; }
#auth-form { margin-top: 26px; display: grid; gap: 8px; }
#auth-form label { font-size: .86rem; font-weight: 600; margin-top: 10px; display: block; }
#auth-form input, #auth-form select { width: 100%; border: 1px solid var(--line); border-radius: 8px; background: var(--panel-2); padding: 11px 12px; }
#auth-form small { font-size: .73rem; }
#confirm-field input { margin-top: 8px; }
#role-field select { margin: 8px 0; }
#auth-submit { margin-top: 16px; width: 100%; padding: 12px; }
#auth-error { color: var(--emergency); background: #fff2f1; padding: 10px; border-radius: 8px; font-size: .85rem; margin-top: 10px; }
.auth-footer { text-align: center; font-size: .74rem; color: var(--muted); margin-top: 20px; }
@media (max-width: 800px) {
  .auth-header { padding: 20px; }
  .auth-layout { grid-template-columns: 1fr; max-width: 480px; gap: 30px; padding: 16px 20px 40px; }
  .auth-story { gap: 12px; }
  .auth-mark, .auth-story > p:last-of-type, .auth-chips { display: none; }
  .auth-story h1 { font-size: 1.9rem; }
  .auth-card { padding: 24px; }
}