.public-auth {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  padding: clamp(18px, 3vw, 36px);
  isolation: isolate;
}
.public-auth::before, .public-auth::after { position: absolute; z-index: -1; border-radius: 50%; content: ""; filter: blur(2px); pointer-events: none; }
.public-auth::before { top: -22vw; left: -12vw; width: 52vw; height: 52vw; background: radial-gradient(circle, rgba(124, 58, 237, .22), transparent 68%); }
.public-auth::after { right: -18vw; bottom: -28vw; width: 58vw; height: 58vw; background: radial-gradient(circle, rgba(56, 189, 248, .09), transparent 68%); }
.public-auth__shell { width: min(100%, 1080px); margin: 0 auto; }
.public-auth__topbar { display: flex; align-items: center; justify-content: space-between; min-height: 48px; margin-bottom: clamp(18px, 3vh, 30px); }
.public-auth__logo { display: inline-flex; align-items: center; min-width: 44px; min-height: 44px; }
.public-auth__logo img { width: 42px; height: 42px; }
.public-auth__tools, .public-auth__languages { display: flex; align-items: center; gap: 10px; }
.public-auth__home-link { min-height: 44px; padding: 11px 8px; color: var(--color-text-muted); }
.public-auth__home-link:hover { color: var(--color-text); }
.public-auth__languages { gap: 2px; padding: 3px; border: 1px solid var(--color-border); border-radius: 999px; background: rgba(10, 16, 32, .7); }
.public-auth__languages a { display: grid; min-width: 40px; min-height: 36px; place-items: center; border-radius: 999px; color: var(--color-text-muted); font-size: .75rem; font-weight: 750; letter-spacing: .06em; }
.public-auth__languages a.is-active { color: white; background: rgba(124, 58, 237, .42); }
.public-auth__surface { display: grid; grid-template-columns: minmax(0, 45fr) minmax(0, 55fr); overflow: hidden; border: 1px solid rgba(167, 139, 250, .18); border-radius: 24px; background: rgba(7, 12, 25, .82); box-shadow: 0 28px 90px rgba(0, 0, 0, .4), 0 0 60px rgba(91, 33, 209, .1); backdrop-filter: blur(18px); }
.public-auth__brand { position: relative; display: flex; flex-direction: column; justify-content: center; min-height: 590px; padding: clamp(34px, 5vw, 62px); border-right: 1px solid var(--color-border); background: linear-gradient(145deg, rgba(124, 58, 237, .16), rgba(14, 22, 40, .28)); }
.public-auth__brand::after { position: absolute; inset: 0; opacity: .14; background-image: linear-gradient(rgba(167,139,250,.2) 1px, transparent 1px), linear-gradient(90deg, rgba(167,139,250,.2) 1px, transparent 1px); background-size: 36px 36px; mask-image: linear-gradient(to bottom right, black, transparent 72%); content: ""; pointer-events: none; }
.public-auth__brand > * { position: relative; z-index: 1; }
.public-auth__mark { margin-bottom: 28px; color: #c4b5fd; font-size: .78rem; font-weight: 800; letter-spacing: .18em; }
.public-auth__brand h1 { max-width: 390px; margin-bottom: 18px; font-size: clamp(2rem, 3.2vw, 3.15rem); line-height: 1.06; letter-spacing: -.04em; }
.public-auth__brand-copy { max-width: 390px; margin-bottom: 30px; color: #c4cad6; font-size: 1rem; }
.public-auth__benefits { display: grid; gap: 13px; margin: 0; padding: 0; list-style: none; }
.public-auth__benefits li { display: flex; align-items: center; gap: 11px; color: #dde1ea; }
.public-auth__benefits svg { width: 20px; height: 20px; padding: 3px; border-radius: 50%; color: #c4b5fd; background: rgba(124,58,237,.18); fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 2; }
.public-auth__form-panel { display: flex; flex-direction: column; justify-content: center; min-width: 0; padding: clamp(34px, 5vw, 62px); }
.public-auth__return-context { margin-bottom: 18px; padding: 10px 13px; border: 1px solid rgba(139,92,246,.24); border-radius: var(--radius-sm); color: #d8d1f4; background: rgba(124,58,237,.09); font-size: .86rem; }
.public-auth__form-title { margin-bottom: 8px; font-size: clamp(1.7rem, 2.5vw, 2.2rem); letter-spacing: -.025em; }
.public-auth__form-copy { margin-bottom: 25px; color: var(--color-text-muted); }
.public-auth__form { display: grid; gap: 16px; }
.public-auth__form--register { gap: 12px; }
.auth-field { display: grid; gap: 6px; }
.auth-field__label { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; font-weight: 650; }
.auth-field__optional { color: var(--color-text-muted); font-size: .76rem; font-weight: 500; }
.auth-field__control { position: relative; }
.auth-field__input { width: 100%; min-height: 50px; padding: 11px 14px; border: 1px solid rgba(148,163,184,.2); border-radius: 10px; outline: none; background: rgba(3,7,18,.58); transition: border-color var(--transition), box-shadow var(--transition), background var(--transition); }
.auth-field__input::placeholder { color: #687386; }
.auth-field__input:hover { border-color: rgba(167,139,250,.36); }
.auth-field__input:focus-visible { border-color: #8b5cf6; outline: none; background: rgba(5,8,22,.82); box-shadow: 0 0 0 3px rgba(124,58,237,.18); }
.auth-field__input[aria-invalid="true"] { border-color: rgba(248,113,113,.72); box-shadow: 0 0 0 3px rgba(248,113,113,.09); }
.auth-field__control .auth-field__input { padding-right: 48px; }.auth-field__control:has(.auth-field__password-toggle) .auth-field__input { padding-right: 86px; }
.auth-field__password-toggle { position: absolute; top: 3px; right: 3px; display: grid; width: 44px; height: 44px; place-items: center; border-radius: 8px; color: var(--color-text-muted); background: transparent; }
.auth-field__password-toggle:hover { color: #ddd6fe; background: rgba(124,58,237,.11); }
.auth-field__password-toggle svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }
.auth-field__status-icon{position:absolute;top:13px;right:13px;display:grid;width:24px;height:24px;place-items:center;color:var(--color-text-muted)}.auth-field__control:has(.auth-field__password-toggle) .auth-field__status-icon{right:55px}.auth-field__status-icon svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.auth-field[data-state="checking"] .auth-field__status-icon{animation:auth-field-spin .8s linear infinite}.auth-field[data-state="valid"] .auth-field__status-icon{color:#86efac}.auth-field[data-state="invalid"] .auth-field__status-icon{color:#fca5a5}.auth-field[data-state="server-error"] .auth-field__status-icon{color:#fcd34d}.auth-field__requirements{display:grid;gap:4px;margin:2px 0 0;padding:0;list-style:none;color:var(--color-text-muted);font-size:.76rem}.auth-field__requirements[hidden]{display:none}.auth-field__requirements li::before{display:inline-block;width:18px;color:#94a3b8;content:"○"}.auth-field__requirements li[data-met="true"]::before{color:#86efac;content:"✓"}@keyframes auth-field-spin{to{transform:rotate(360deg)}}
.auth-field__message { min-height: 18px; margin: 0; color: var(--color-text-muted); font-size: .78rem; }
.auth-field__message--error { color: #fca5a5; }
.public-auth__feedback { min-height: 20px; color: #fca5a5; font-size: .88rem; }
.public-auth__submit { width: 100%; min-height: 50px; }
.public-auth__secondary { width: 100%; margin-top: 12px; }
.public-auth__switch { margin: 22px 0 0; color: var(--color-text-muted); text-align: center; }
.public-auth__switch a { color: #c4b5fd; font-weight: 700; }
.public-auth__switch a:hover { color: white; text-decoration: underline; text-underline-offset: 3px; }
.public-auth__honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; }
@media (max-width: 820px) {
  .public-auth__surface { grid-template-columns: minmax(0, 38fr) minmax(0, 62fr); }
  .public-auth__brand { min-height: 540px; padding: 32px; }
  .public-auth__brand h1 { font-size: 2rem; }
  .public-auth__benefits { gap: 10px; }
  .public-auth__form-panel { padding: 34px; }
}
@media (max-width: 640px) {
  .public-auth { padding: 12px 16px 28px; overflow: visible; }
  .public-auth__topbar { margin-bottom: 12px; }
  .public-auth__home-link { display: none; }
  .public-auth__surface { display: block; border-radius: 18px; }
  .public-auth__brand { display: block; min-height: 0; padding: 26px 24px 18px; border-right: 0; border-bottom: 1px solid var(--color-border); }
  .public-auth__mark { margin-bottom: 12px; }
  .public-auth__brand h1 { margin-bottom: 8px; font-size: 1.65rem; }
  .public-auth__brand-copy, .public-auth__benefits { display: none; }
  .public-auth__form-panel { padding: 26px 24px 30px; }
  .public-auth__form-copy { margin-bottom: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  .public-auth::before, .public-auth::after { filter: none; }
  .auth-field__input, .auth-field__password-toggle { transition: none; }
  .auth-field[data-state="checking"] .auth-field__status-icon{animation:none}
}