/* ══════════════════════════════════════════
   Sign-in frame (includes/auth_frame.php): TD and staff sign-in, sign-up, email confirmation, forgot/reset,
   admin sign-in and "Sign out?". Spec: do_not_move_to_server/mockups/sign-in. TD app v2 tokens (html.tdh-root);
   the few values the token set lacks (field line, banner lines, amber warning set) are scoped here as --au-*.
   ══════════════════════════════════════════ */
.au-body{
  --au-field:#7B8597;--au-red-line:var(--colour-destructive-border);--au-red-ink:var(--colour-destructive-text);
  --au-green-line:var(--colour-success-border);--au-green-ink:var(--colour-success-text);
  --au-amber-bg:#fef3c7;--au-amber-ink:#92400e;--au-amber-line:#fbbf24;
  --au-fill:var(--colour-action);--au-fill-ink:var(--colour-on-accent);--au-link:var(--colour-primary-text);
  min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background:var(--colour-bg-page);
  color:var(--colour-text-primary);font:400 17px/22px var(--font-family);-webkit-font-smoothing:antialiased;font-synthesis:none;
}
html[data-theme="dark"] .au-body{
  --au-field:#6B7A96;--au-red-line:rgba(248,113,113,.35);--au-red-ink:#fca5a5;
  --au-green-line:rgba(74,222,128,.35);--au-green-ink:#86efac;
  --au-amber-bg:rgba(251,191,36,.12);--au-amber-ink:#fbbf24;--au-amber-line:rgba(251,191,36,.35);
  --au-fill:var(--chrome-accent);--au-fill-ink:var(--colour-action);--au-link:var(--chrome-accent);
}

/* Mark */
.au-mk{width:52px;height:52px;flex:none}
.au-mk-t{fill:var(--chrome-bg)}
.au-mk-f{fill:var(--chrome-accent)}

/* Chrome: TD top bar (wide screens), admin band, admin bar */
.au-top{display:none;background:var(--chrome-bg);color:var(--chrome-ink);box-shadow:inset 0 -1px 0 var(--chrome-border);padding-top:env(safe-area-inset-top,0px)}
.au-top-in,.au-top-in:hover{display:inline-flex;align-items:center;gap:12px;min-height:64px;padding:0 32px;color:var(--chrome-ink);text-decoration:none}
.au-top .au-mk{width:32px;height:32px}
.au-top b{font:600 17px/22px var(--font-family)}
.au-band{background:var(--chrome-bg);color:var(--chrome-ink);box-shadow:inset 0 -1px 0 var(--chrome-border);padding:calc(env(safe-area-inset-top,0px) + 28px) 20px 24px}
.au-band-in{display:flex;align-items:center;gap:14px;max-width:440px;margin:0 auto}
.au-band .au-mk{width:48px;height:48px}
.au-band-p{display:block;font:500 15px/20px var(--font-family);color:var(--chrome-ink-muted)}
.au-band-n{display:block;font:700 30px/36px var(--font-family);letter-spacing:-.02em}
.au-bar{background:var(--chrome-bg);color:var(--chrome-ink);box-shadow:inset 0 -1px 0 var(--chrome-border);padding-top:env(safe-area-inset-top,0px)}
.au-bar-in{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:52px;max-width:720px;margin:0 auto;padding:0 8px}
.au-bar-l{justify-self:start}
.au-bar .au-tb{color:var(--chrome-accent)}
.au-bar-mid{display:flex;align-items:center;gap:8px;font:600 17px/22px var(--font-family)}
.au-bar-mid .au-mk{width:24px;height:24px}
.au-bar-mid>span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.au-bar-mid small{font:600 17px/22px var(--font-family);color:var(--chrome-ink)}

/* Page */
.au-main{flex:1;display:flex;justify-content:center;padding:0 16px calc(env(safe-area-inset-bottom,0px) + 24px)}
@media (max-width:767px){.au-body:not(.au-body--admin) .au-main{padding-top:env(safe-area-inset-top,0px)}}
.au-card{width:100%;max-width:440px;display:flex;flex-direction:column}
.au-nav{display:flex;align-items:center;min-height:44px;margin:4px -8px 0}
.au-tb{display:inline-flex;align-items:center;gap:2px;min-height:44px;min-width:44px;padding:0 8px;color:var(--au-link);font:400 17px/22px var(--font-family);text-decoration:none}
.au-flip{transform:scaleX(-1)}
.au-brand{display:flex;flex-direction:column;align-items:center;gap:6px;margin-top:28px}
.au-brand span{font:500 15px/20px var(--font-family);color:var(--colour-text-secondary)}
.au-ring{display:grid;place-items:center;width:72px;height:72px;margin:28px auto 0;border-radius:50%;background:var(--colour-primary-light);color:var(--au-link)}
.au-ring--err{background:var(--colour-destructive-light);color:var(--colour-destructive)}
.au-ring--warn{background:var(--au-amber-bg);color:var(--au-amber-ink)}
.au-ring--ok{background:var(--colour-success-light);color:var(--au-green-ink)}
.au-nav+.au-ring{margin-top:12px}
.au-t{margin:20px 0 0;font:700 28px/34px var(--font-family);letter-spacing:-.02em;text-align:center;text-wrap:balance}
.au-s{margin:8px 0 0;font:400 17px/22px var(--font-family);color:var(--colour-text-secondary);text-align:center;text-wrap:pretty}
.au-s b{color:var(--colour-text-primary);font-weight:600;overflow-wrap:anywhere}
.au-s a,.au-note a,.au-ct a,.au-foot a,.au-alt a,.au-fine a{color:var(--au-link);text-decoration:underline;text-underline-offset:3px;font-weight:500}
/* inline links in a sentence: a 44px tall hit area without moving the text */
.au-s a,.au-note a,.au-ct a,.au-fine a{padding-block:13px}
.au-body--admin .au-t,.au-body--admin .au-s{text-align:left}
.au-body--admin .au-t{margin-top:24px;font-size:24px;line-height:30px}
.au-body--admin .au-s{margin-top:6px}
.au-body--admin .au-state .au-t,.au-body--admin .au-state .au-s{text-align:center}

/* Forms */
.au-form{margin-top:24px}
.au-fld+.au-fld{margin-top:16px}
.au-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;align-items:start}
.au-two .au-fld+.au-fld{margin-top:0}
.au-two+.au-fld{margin-top:16px}
.au-lbl{display:block;margin:0 0 6px 4px;font:500 15px/20px var(--font-family);color:var(--colour-text-secondary)}
.au-lbl--c{text-align:center;margin-left:0}
.au-in{display:flex;align-items:center;gap:6px;min-height:52px;padding:0 4px 0 16px;border-radius:12px;background:var(--colour-bg-card);box-shadow:inset 0 0 0 1px var(--au-field);transition-property:box-shadow;transition-duration:.15s}
.au-in:focus-within{box-shadow:inset 0 0 0 2px var(--colour-primary)}
.au-in:has([aria-invalid="true"]){box-shadow:inset 0 0 0 2px var(--colour-destructive)}
.au-input{flex:1;min-width:0;width:100%;height:50px;border:0;background:transparent;color:var(--colour-text-primary);font:400 17px/22px var(--font-family);outline:none;padding:0}
.au-input::placeholder{color:var(--colour-text-muted)}
.au-input:focus-visible{outline:none}
.au-in .au-input{background:transparent;color:var(--colour-text-primary)} /* beats the global dark-mode input fill */
.au-in--code{min-height:64px;padding:0 16px;border-radius:14px;box-shadow:inset 0 0 0 2px var(--colour-primary)}
.au-input--code{height:62px;text-align:center;font:600 30px/36px var(--font-family);letter-spacing:.32em;font-variant-numeric:tabular-nums;padding-left:.32em}
.au-show{flex:none;display:inline-flex;align-items:center;min-height:44px;padding:0 12px;border:0;border-radius:10px;background:none;color:var(--au-link);font:600 15px/20px var(--font-family);cursor:pointer}
.au-hint{margin:6px 4px 0;font:400 15px/20px var(--font-family);color:var(--colour-text-secondary);text-wrap:pretty}
.au-hint--bad{color:var(--au-red-ink)}
.au-hint--c{text-align:center}
.au-lnk{display:inline-flex;align-items:center;min-height:44px;padding:0 4px;color:var(--au-link);font:500 17px/22px var(--font-family);text-decoration:none}
.au-chkw{margin-top:12px}
.au-chk{position:relative;display:flex;gap:14px;align-items:center;min-height:56px;padding:6px 4px;cursor:pointer;user-select:none}
.au-cb{position:absolute;opacity:0;width:26px;height:26px;margin:0;left:4px}
.au-box{flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:7px;box-shadow:inset 0 0 0 2px var(--colour-text-secondary);color:transparent;transition-property:background-color,box-shadow;transition-duration:.15s}
.au-cb:checked+.au-box{background:var(--au-fill);box-shadow:none;color:var(--au-fill-ink)}
.au-cb:focus-visible+.au-box{outline:2px solid var(--colour-primary);outline-offset:2px}
.au-cb[aria-invalid="true"]+.au-box{box-shadow:inset 0 0 0 2px var(--colour-destructive)}
.au-box .mtp-ic{stroke-width:2.6}
.au-ct{flex:1;min-width:0;font:400 17px/22px var(--font-family);text-wrap:pretty}
.au-ct small{display:block;margin-top:1px;font:400 15px/20px var(--font-family);color:var(--colour-text-secondary)}
.au-hp{position:absolute;left:-9999px;top:-9999px;width:1px;height:1px;overflow:hidden}
.au-ref{margin-top:16px}
.au-ref>summary{display:inline-flex;align-items:center;min-height:44px;padding:0 4px;color:var(--au-link);font:500 17px/22px var(--font-family);cursor:pointer;list-style:none}
.au-ref>summary::-webkit-details-marker{display:none}
.au-ref[open]>summary{margin-bottom:8px}

/* Buttons */
.au-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:52px;margin-top:20px;padding:0 20px;border:0;border-radius:12px;background:var(--au-fill);color:var(--au-fill-ink);font:600 17px/22px var(--font-family);text-align:center;text-decoration:none;cursor:pointer;transition-property:scale,opacity;transition-duration:.12s}
.au-btn:active{scale:.96}
.au-btn--plain{background:transparent;color:var(--au-link);font-weight:500}
.au-btn--danger{background:transparent;color:var(--colour-destructive);font-weight:500}
.au-btn+.au-btn,.au-btn+form>.au-btn,form+form>.au-btn:first-child{margin-top:8px}
.au-acts form{margin:0}

/* Banners */
.au-note{display:flex;gap:12px;align-items:flex-start;margin-top:20px;padding:12px 14px;border-radius:12px;font:400 15px/20px var(--font-family);color:var(--colour-text-primary);text-wrap:pretty;outline:none}
.au-note .mtp-ic{flex:none;margin-top:1px}
.au-note b{display:block;font:600 17px/22px var(--font-family)}
.au-note--err{background:var(--colour-destructive-light);box-shadow:inset 0 0 0 1px var(--au-red-line)}
.au-note--err .mtp-ic{color:var(--colour-destructive)}
.au-note--ok{background:var(--colour-success-light);box-shadow:inset 0 0 0 1px var(--au-green-line)}
.au-note--ok .mtp-ic{color:var(--au-green-ink)}
.au-note--warn{background:var(--au-amber-bg);box-shadow:inset 0 0 0 1px var(--au-amber-line)}
.au-note--warn .mtp-ic{color:var(--au-amber-ink)}
.au-note--info{background:var(--colour-primary-light)}
.au-note--info .mtp-ic{color:var(--au-link)}
.au-note:focus-visible{outline:2px solid var(--colour-primary);outline-offset:2px}
.au-note+.au-form{margin-top:16px}

/* Footer lines, state screens */
.au-alt{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:0 4px;margin-top:16px;color:var(--colour-text-secondary)}
.au-alt a{text-decoration:none}
.au-alt .au-lnk{font-weight:500}
.au-fine{margin-top:auto;padding-top:24px;text-align:center;font:400 15px/20px var(--font-family);color:var(--colour-text-secondary);text-wrap:balance}
.au-foot{padding:0 16px calc(env(safe-area-inset-bottom,0px) + 16px);text-align:center;font:400 13px/18px var(--font-family);color:var(--colour-text-secondary);text-wrap:balance}
.au-foot a{display:inline-flex;align-items:center;min-height:44px;padding:0 6px;color:var(--colour-text-secondary)}
.au-state{flex:1;display:flex;flex-direction:column;justify-content:center;padding:24px 0 40px}
.au-state .au-ring{margin-top:0}
.au-acts{margin-top:auto}
.au-fill{flex:1;display:flex;flex-direction:column}
.au-acts>.au-btn:first-child,.au-acts>form:first-child>.au-btn{margin-top:0}
.au-s-desk{display:none}

/* Wide screens: the same column on a card, under the navy bar */
@media (min-width:768px){
  .au-top{display:block}
  .au-brand{display:none}
  .au-s-desk{display:block}
  .au-main{align-items:center;padding:32px}
  .au-card{padding:36px 40px 32px;border-radius:24px;background:var(--colour-bg-card);box-shadow:var(--shadow-float)}
  html[data-theme="dark"] .au-card{box-shadow:0 0 0 1px var(--colour-separator)}
  .au-card .au-in{background:var(--colour-bg-page)}
  html[data-theme="dark"] .au-card .au-in{background:var(--colour-bg-subtle)}
  .au-card>.au-t:first-child,.au-nav+.au-t{margin-top:0}
  .au-state{padding:8px 0 0}
  .au-acts{margin-top:28px}
  .au-fine{margin-top:0}
  .au-body--admin .au-main{align-items:flex-start;padding-top:40px}
}
@media (prefers-reduced-motion:reduce){.au-btn,.au-in,.au-box{transition:none}.au-btn:active{scale:none}}