/* Q41 r3: optional brand motion; interactive fields remain steadily visible. */
body.logged-out {
  margin: 0;
  background: #fafbf8;
  color: #203d35;
}
body.logged-out .app-shell { display: block; min-height: 100vh; min-height: 100svh; }
body.logged-out .workspace { width: 100%; max-width: none; min-width: 0; padding: 0; margin: 0; }
body.logged-out .sidebar,
body.logged-out .topbar,
body.logged-out #notice,
body.logged-out #connectionWarning { display: none; }
body.logged-out #app { width: 100%; max-width: none; min-height: 100vh; min-height: 100svh; padding: 0; margin: 0; }
body.logged-out .premium-login,
body.logged-out .premium-login * { box-sizing: border-box; }
body.logged-out .premium-login {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr);
  min-height: 100vh;
  min-height: 100svh;
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  background: #fafbf8;
}
body.logged-out .premium-login :where(p, h1, h2) { margin: 0; }
body.logged-out .premium-brand-panel {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: clamp(32px, 4.5vw, 80px);
  color: #f4f4e9;
  background: #102f28;
  overflow: hidden;
}
body.logged-out .premium-brand { display: flex; align-items: center; gap: 14px; position: relative; z-index: 1; }
body.logged-out .premium-mark { flex: 0 0 48px; width: 48px; height: 48px; color: #d6c394; }
body.logged-out .premium-brand strong { display: block; font-size: 22px; font-weight: 600; letter-spacing: 2px; line-height: 1.4; }
body.logged-out .premium-brand span { display: block; margin-top: 3px; color: #b0c6ba; font-size: 12px; letter-spacing: 3px; }
body.logged-out .premium-story { position: relative; z-index: 1; flex: 1; display: flex; flex-direction: column; justify-content: center; padding: 58px 0 138px; }
body.logged-out .premium-caption { display: flex; align-items: center; gap: 12px; color: #dac99f; font-size: 13px; letter-spacing: 2px; }
body.logged-out .premium-caption span { width: 28px; height: 1px; background: #dac99f; flex-shrink: 0; }
body.logged-out .premium-story h1 { margin-top: 25px; color: #f7f6eb; font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif; font-size: clamp(40px, 4.1vw, 72px); font-weight: 400; letter-spacing: .045em; line-height: 1.48; }
body.logged-out .premium-description { margin-top: 24px; color: #bfd0c7; font-size: 16px; line-height: 1.95; }
body.logged-out .premium-fields { position: absolute; width: 100%; height: 49%; min-height: 270px; bottom: 38px; left: 0; z-index: 0; color: #cbb987; pointer-events: none; }
body.logged-out .premium-brand-footer { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: 12px; letter-spacing: 1px; color: #b0c6ba; }
body.logged-out .premium-brand-footer span:last-child { color: #98b3a5; font-size: 10px; letter-spacing: 3px; }
body.logged-out .premium-entry-panel { display: flex; flex-direction: column; min-width: 0; padding: 42px clamp(30px, 5.5vw, 104px) 30px; }
body.logged-out .premium-entry-top { text-align: right; color: #657568; font-size: 12px; letter-spacing: 2px; }
body.logged-out .premium-entry { width: 100%; max-width: 420px; min-width: 0; margin: auto; padding: 56px 0; }
body.logged-out .premium-form-kicker { display: flex; align-items: center; gap: 9px; color: #597164; font-size: 13px; font-weight: 500; letter-spacing: 2px; }
body.logged-out .premium-form-kicker::before { content: ""; width: 6px; height: 6px; background: #a68d55; border-radius: 50%; }
body.logged-out .premium-form-heading h2 { margin: 13px 0 10px; color: #203d35; font-size: 34px; font-weight: 600; letter-spacing: 1px; line-height: 1.45; }
body.logged-out .premium-form-heading > p:last-child { color: #657568; font-size: 16px; line-height: 1.7; }
body.logged-out .premium-form { display: grid; grid-template-columns: minmax(0, 1fr); align-items: start; gap: 23px; margin-top: 34px; }
body.logged-out .premium-form label { display: flex; flex-direction: column; align-items: stretch; gap: 9px; min-width: 0; font-size: 15px; font-weight: 600; line-height: 1.5; color: #324b3e; }
body.logged-out .premium-form input { display: block; width: 100%; min-width: 0; height: 56px; margin: 0; padding: 0 16px; border: 1px solid #d9dfd6; border-radius: 7px; background: #fff; color: #243c30; font: inherit; font-size: 17px; font-weight: 400; line-height: normal; box-shadow: none; }
body.logged-out .premium-form input::placeholder { color: #657568; font-weight: 400; opacity: 1; }
body.logged-out .premium-form input:hover { border-color: #aebdb0; }
body.logged-out .premium-form input:focus { outline: 2px solid #497b61; outline-offset: 2px; border-color: #497b61; box-shadow: none; }
body.logged-out .premium-form small { display: block; color: #657568; font-size: 13px; font-weight: 400; line-height: 1.65; }
body.logged-out .premium-form .password-control { position: relative; display: block; width: 100%; min-width: 0; }
body.logged-out .premium-form .password-control input { padding-right: 72px; }
body.logged-out .premium-form .password-toggle { position: absolute; right: 5px; top: 5px; display: flex; align-items: center; justify-content: center; width: 58px; min-width: 44px; min-height: 46px; height: 46px; margin: 0; padding: 0 10px; border: 0; border-radius: 4px; background: transparent; color: #466d55; font: inherit; font-size: 14px; font-weight: 500; box-shadow: none; cursor: pointer; }
body.logged-out .premium-form .password-toggle:hover { background: #eff3ec; color: #123d32; }
body.logged-out .premium-login .premium-submit { display: flex; justify-content: center; align-items: center; gap: 16px; width: 100%; min-height: 56px; margin: 5px 0 0; padding: 14px 18px; border: 1px solid #1d523e; border-radius: 7px; background: #1d523e; color: #fff; font: inherit; font-size: 17px; font-weight: 600; letter-spacing: 1px; line-height: 1.5; box-shadow: 0 4px 10px #153f2c0a; cursor: pointer; white-space: normal; }
body.logged-out .premium-submit::after { content: "→"; font-size: 22px; line-height: 1; font-weight: 400; }
body.logged-out .premium-login .premium-submit:hover:not(:disabled) { background: #143f2f; border-color: #143f2f; }
body.logged-out .premium-login .premium-submit:disabled { opacity: .65; cursor: wait; }
body.logged-out .premium-submit:disabled::after { content: none; }
body.logged-out .premium-login button:focus-visible { outline: 2px solid #406b51; outline-offset: 3px; }
body.logged-out .premium-help { margin-top: 24px; color: #657568; font-size: 13px; line-height: 1.85; }
body.logged-out .premium-entry-footer { display: flex; align-items: center; justify-content: center; gap: 9px; color: #657568; font-size: 12px; }
body.logged-out .premium-entry-footer svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 1.15; flex-shrink: 0; }
body.logged-out .premium-login .form-error { margin: 14px 0; padding: 11px 13px; border: 1px solid #edc9c1; border-radius: 6px; background: #fcf0ec; color: #9e382d; font-size: 14px; font-weight: 400; line-height: 1.65; overflow-wrap: anywhere; }
body.logged-out .premium-form .form-error { margin: -7px 0 0; }
body.logged-out .premium-login .form-error:empty { display: none; }
body.logged-out .premium-login .form-error[data-feedback="status"] { color: #375a46; border-color: #d5e0d3; background: #edf3e9; }
body.logged-out .premium-login .transport-warning { margin: 22px 0 0; padding: 12px 14px; border: 1px solid #e4d1a1; border-radius: 6px; background: #faf2db; color: #75551a; font-size: 13px; line-height: 1.7; }
body.logged-out .premium-recovery-tip { margin-top: 22px; color: #526558; font-size: 16px; }
body.logged-out .premium-login--setup .premium-entry { padding-top: 34px; padding-bottom: 34px; }
body.logged-out .premium-login--setup .premium-form { gap: 17px; margin-top: 26px; }
/* Opacity and transform only: fields keep their final layout and hit areas. */
@keyframes q41-reveal {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes q41-landscape {
  from { transform: translateY(0) scale(1.025); opacity: .82; }
  to { transform: translateY(-9px) scale(1.04); opacity: 1; }
}
@keyframes q41-wait { to { transform: rotate(360deg); } }
body.logged-out .premium-brand { animation: q41-reveal 550ms cubic-bezier(.2,.7,.2,1) both; }
body.logged-out .premium-caption { animation: q41-reveal 600ms 70ms cubic-bezier(.2,.7,.2,1) both; }
body.logged-out .premium-story h1 { animation: q41-reveal 650ms 140ms cubic-bezier(.2,.7,.2,1) both; }
body.logged-out .premium-description { animation: q41-reveal 600ms 230ms cubic-bezier(.2,.7,.2,1) both; }
body.logged-out .premium-form-heading { animation: q41-reveal 500ms 160ms cubic-bezier(.2,.7,.2,1) both; }
body.logged-out .premium-form input { transition: border-color 160ms ease, background-color 160ms ease; }
body.logged-out .premium-form .password-toggle { transition: background-color 160ms ease, color 160ms ease; }
body.logged-out .premium-login .premium-submit { transition: background-color 180ms ease, border-color 180ms ease, transform 140ms ease, box-shadow 180ms ease; }
body.logged-out .premium-login .premium-submit:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 6px 16px #153f2c18; }
body.logged-out .premium-login .premium-submit:active:not(:disabled) { transform: translateY(1px); box-shadow: none; }
body.logged-out .premium-login .premium-submit:disabled::after { content: ""; display: inline-block; width: 18px; height: 18px; flex: 0 0 18px; border: 2px solid #ffffff50; border-top-color: #fff; border-radius: 50%; animation: q41-wait 850ms linear infinite; }
@media (min-width: 801px) {
  body.logged-out .premium-fields { transform-origin: center bottom; animation: q41-landscape 18s ease-in-out infinite alternate; }
}
@media (min-width: 1800px) {
  body.logged-out .premium-entry { max-width: 448px; }
  body.logged-out .premium-form input { height: 60px; }
  body.logged-out .premium-form .password-toggle { top: 7px; }
}
@media (max-width: 1100px) and (min-width: 801px) {
  body.logged-out .premium-login { grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); }
  body.logged-out .premium-brand-panel { padding: 32px; }
  body.logged-out .premium-caption { font-size: 12px; letter-spacing: 1px; }
  body.logged-out .premium-story h1 { font-size: 36px; }
  body.logged-out .premium-description { font-size: 14px; }
  body.logged-out .premium-entry-panel { padding-left: 36px; padding-right: 36px; }
}
@media (max-width: 800px) {
  body.logged-out .premium-login { display: flex; flex-direction: column; }
  body.logged-out .premium-brand-panel { flex: 0 0 auto; padding: 28px max(24px, calc((100vw - 448px) / 2)); }
  body.logged-out .premium-brand { gap: 12px; }
  body.logged-out .premium-mark { width: 42px; height: 42px; flex-basis: 42px; }
  body.logged-out .premium-brand strong { font-size: 21px; }
  body.logged-out .premium-brand span { font-size: 11px; letter-spacing: 2px; }
  body.logged-out .premium-story { flex: none; padding: 19px 0 0; }
  body.logged-out .premium-caption,
  body.logged-out .premium-description,
  body.logged-out .premium-brand-footer,
  body.logged-out .premium-entry-top { display: none; }
  body.logged-out .premium-story h1 { margin: 0; font-family: inherit; font-size: 18px; font-weight: 400; line-height: 1.6; letter-spacing: 1px; color: #d4dfd3; }
  body.logged-out .premium-story h1 br { display: none; }
  body.logged-out .premium-fields { width: 58%; height: 180px; min-height: 0; left: auto; right: 0; bottom: 0; opacity: .5; }
  body.logged-out .premium-entry-panel { flex: 1; width: 100%; padding: 0 max(24px, env(safe-area-inset-right)) max(22px, env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left)); }
  body.logged-out .premium-entry,
  body.logged-out .premium-login--setup .premium-entry { max-width: 448px; margin: 0 auto; padding: 36px 0 38px; }
  body.logged-out .premium-form-heading h2 { font-size: 29px; margin-top: 11px; }
  body.logged-out .premium-form-heading > p:last-child { font-size: 15px; }
  body.logged-out .premium-form { margin-top: 29px; gap: 22px; }
  body.logged-out .premium-help { margin-top: 21px; }
  body.logged-out .premium-entry-footer { margin-top: auto; }
}
@media (max-width: 359px) {
  body.logged-out .premium-brand-panel { padding: 23px 20px; }
  body.logged-out .premium-entry-panel { padding-left: 20px; padding-right: 20px; }
  body.logged-out .premium-story h1 { font-size: 16px; letter-spacing: 0; }
  body.logged-out .premium-entry { padding-top: 28px; }
  body.logged-out .premium-login .premium-submit { font-size: 16px; letter-spacing: 0; }
}
@media (prefers-reduced-motion: reduce) {
  body.logged-out .premium-login,
  body.logged-out .premium-login::before,
  body.logged-out .premium-login::after,
  body.logged-out .premium-login *,
  body.logged-out .premium-login *::before,
  body.logged-out .premium-login *::after { animation: none !important; transition: none !important; }
}