.auth-mark { width: 2.25rem; height: 2.25rem; }
.auth-shell { max-width: 76rem; }
.auth-layout { min-height: calc(100svh - 12rem); display: grid; grid-template-columns: 1fr minmax(20rem, 28rem); align-items: center; gap: clamp(2rem, 8vw, 8rem); padding: 3rem 0; }
.auth-intro h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); line-height: 1.2; font-weight: 600; letter-spacing: -.03em; }
.auth-intro h1 span { color: var(--accent); }
.auth-intro p { color: var(--ink-secondary); margin-top: 1.5rem; font-size: 1rem; }
.auth-intro .auth-detail { margin-top: 2.5rem; font-size: .875rem; line-height: 1.9; }
.auth-form-area { padding: 2rem; background: var(--surface-paper); border: 1px solid var(--line); border-radius: var(--radius-panel); }
.auth-form-area h2, .account-main h1 { font-size: 1.5rem; letter-spacing: -.02em; }
.auth-description { color: var(--ink-secondary); margin: .5rem 0 1.75rem; }
.auth-form-area .field, .account-form .field { margin-bottom: 1.25rem; }
.auth-form-area input, .account-form input { width: 100%; min-height: 2.875rem; border: 1px solid var(--line-control); border-radius: var(--radius-control); padding: .625rem .75rem; background: var(--surface-field); color: var(--ink); caret-color: var(--accent); }
.auth-form-area .error-banner, .account-main .error-banner { margin: 0 0 1.25rem; }
.password-field { position: relative; }
.password-field input { padding-right: 4.25rem; }
.password-toggle { position: absolute; right: .25rem; top: .25rem; bottom: .25rem; border: 0; background: transparent; padding: 0 .75rem; color: var(--ink-secondary); border-radius: var(--radius-control); }
.password-toggle:hover { background: var(--surface-settings); color: var(--ink); }
.auth-switch { margin-top: 1.5rem; text-align: center; color: var(--ink-secondary); }
.auth-switch a { color: var(--accent); text-decoration: underline; margin-left: .5rem; }
#auth-status, #account-status { min-height: 1.5rem; margin-top: 1rem; }
.auth-form-area .primary-button { width: 100%; justify-content: center; }
.account-main { max-width: 65rem; margin: 2rem auto 4rem; }
.account-main > p { margin: .5rem 0 2rem; color: var(--ink-secondary); }
.account-section { border-top: 1px solid var(--line); padding-top: 1.75rem; margin-top: 2rem; }
.account-section h2 { font-size: 1.125rem; margin-bottom: 1rem; }
.account-form { max-width: 28rem; }
.plain-link { text-decoration: underline; text-underline-offset: .25em; }
.account-nav { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.invite-controls { display: flex; align-items: end; gap: 1rem; flex-wrap: wrap; }
.invite-controls .field { min-width: 10rem; }
.invite-output { margin-top: 1.25rem; padding: 1.25rem; background: var(--surface-selected); border-radius: var(--radius-control); }
.invite-output p { margin-bottom: .75rem; }
.invite-output input { width: 100%; font-family: ui-monospace, monospace; font-size: 1rem; padding: .75rem; border: 1px solid var(--line-control); background: var(--surface-paper); border-radius: var(--radius-control); }
.invite-output button { margin-top: .75rem; }
.table-wrap { overflow-x: auto; }
.account-table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; text-align: left; font-size: .875rem; }
.account-table th { color: var(--ink-secondary); font-weight: 500; }
.account-table th, .account-table td { padding: .875rem .75rem .875rem 0; border-bottom: 1px solid var(--line); white-space: nowrap; }
.account-table button { min-height: 2.5rem; padding: .375rem .75rem; border: 1px solid var(--line-control); border-radius: var(--radius-control); background: var(--surface-paper); }
.account-table button:hover { background: var(--surface-settings); }
.account-name { display: block; max-width: 10rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account-note { color: var(--ink-secondary); }
.account-message { min-height: 1.75rem; margin-top: 1rem; }
@media (max-width: 760px) {
  .topbar { flex-wrap: wrap; padding-block: .75rem; }
  .top-actions { width: 100%; flex-wrap: wrap; justify-content: flex-start; gap: .5rem; }
  .top-actions .settings-button { white-space: nowrap; }
  .auth-layout { grid-template-columns: 1fr; gap: 2rem; max-width: 30rem; margin: auto; padding-top: 2rem; min-height: auto; }
  .auth-intro h1 { font-size: 2.5rem; }
  .auth-intro h1 br { display: none; }
  .auth-intro .auth-detail { display: none; }
  .auth-intro p { margin-top: .75rem; }
  .auth-form-area { padding: 1.5rem; }
  .account-nav { gap: .75rem; font-size: .8125rem; }
  .account-name { max-width: 6rem; }
  .account-main { margin-top: 1.5rem; }
  .account-table td:last-child, .account-table th:last-child { position: sticky; right: 0; background: var(--surface-page); padding-inline: .5rem; }
}
@media (max-width: 400px) { .auth-form-area { padding: 1.125rem; } }