/* ==========================================================================
   Sign-in page (world-class editorial split-screen)
   --------------------------------------------------------------------------
   Layout: left "stage" (brand story + animated front-page mockup),
   right "card" (SSO buttons + trust signals).
   Light + dark via tokens.css; RTL-aware; respects prefers-reduced-motion.
   ========================================================================== */

.login-body {
  margin: 0;
  min-height: 100vh;
  background: var(--mnr-bg-deep);
  color: var(--mnr-ink);
  font-family: var(--font-ui);
  -webkit-font-smoothing: antialiased;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 980px) {
  .login-shell {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

/* =================== HERO STAGE (left) =================== */

.login-stage {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.4rem clamp(1.25rem, 4vw, 2.75rem) 1.75rem;
  background:
    radial-gradient(120% 90% at 0% 0%, var(--mnr-bg-raised) 0%, transparent 55%),
    linear-gradient(155deg, var(--mnr-bg-deep) 0%, var(--mnr-bg-hover) 100%);
  border-bottom: 1px solid var(--mnr-border);
  overflow: hidden;
  min-height: 60vh;
}

@media (min-width: 980px) {
  .login-stage {
    border-bottom: none;
    border-inline-end: 1px solid var(--mnr-border);
    padding: 1.75rem clamp(1.75rem, 4vw, 3rem) 2rem;
  }
}

.login-stage__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.login-stage__glow {
  position: absolute;
  width: 60vmax;
  height: 60vmax;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.55;
}

.login-stage__glow--a {
  top: -25%;
  inset-inline-start: -20%;
  background: radial-gradient(circle, var(--mnr-accent-soft) 0%, transparent 65%);
}

.login-stage__glow--b {
  bottom: -30%;
  inset-inline-end: -25%;
  background: radial-gradient(circle, var(--mnr-gold-soft) 0%, transparent 65%);
}

.login-stage__grain {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(28, 25, 23, 0.045) 1px, transparent 1px);
  background-size: 3px 3px;
  mix-blend-mode: multiply;
  opacity: 0.6;
}

[data-theme="dark"] .login-stage__grain {
  background-image: radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  mix-blend-mode: screen;
}

.login-stage__top {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.login-back {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--mnr-ink-muted);
  text-decoration: none;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.login-back:hover {
  color: var(--mnr-ink);
  background: var(--mnr-surface-subtle);
  border-color: var(--mnr-border);
}

.login-stage__body {
  position: relative;
  z-index: 1;
  max-width: 34rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.login-stage__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mnr-ink-muted);
  margin: 0 0 1rem;
}

.login-stage__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mnr-accent);
  box-shadow: 0 0 0 4px var(--mnr-accent-soft);
  animation: lp-pulse 2.4s ease-in-out infinite;
}

.login-stage__headline {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.85rem, 4.4vw, 2.85rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 0.85rem;
}

.login-stage__headline-em {
  display: block;
  color: var(--mnr-ink-muted);
  font-style: italic;
  font-weight: 500;
  font-size: 0.78em;
  margin-top: 0.35rem;
}

.login-stage__deck {
  font-family: var(--font-body);
  font-size: clamp(0.98rem, 1.4vw, 1.075rem);
  color: var(--mnr-ink-muted);
  line-height: 1.55;
  max-width: 32rem;
  margin: 0 0 1.75rem;
}

/* mock front page */
.lp-mockup {
  position: relative;
  margin: 0 0 1.5rem;
  perspective: 1200px;
}

.lp-mockup__paper {
  background: var(--mnr-bg-raised);
  border: 1px solid var(--mnr-border);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.2rem 0;
  box-shadow: var(--mnr-shadow-elevated);
  overflow: hidden;
  transform: rotate(-0.35deg);
  transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.lp-mockup:hover .lp-mockup__paper {
  transform: rotate(0deg) translateY(-2px);
}

.lp-mockup__mast {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1.5px solid var(--mnr-ink);
  margin-bottom: 0.75rem;
}

.lp-mockup__mast-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.lp-mockup__mast-meta {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mnr-ink-faint);
}

.lp-mockup__hed {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 1.7vw, 1.3rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
  color: var(--mnr-ink);
}

.lp-mockup__byline {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mnr-ink-faint);
  margin-bottom: 0.75rem;
}

.lp-mockup__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--mnr-accent);
}

.lp-mockup__columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  font-family: var(--font-body);
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--mnr-ink-muted);
  column-gap: 0.85rem;
  margin-bottom: 0.75rem;
}

.lp-mockup__col {
  margin: 0;
}

.lp-mockup__col::first-letter {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6em;
  float: inline-start;
  line-height: 0.85;
  margin-inline-end: 0.15em;
  margin-top: 0.1em;
  color: var(--mnr-ink);
}

.lp-mockup__ticker {
  margin: 0 -1.2rem;
  border-top: 1px solid var(--mnr-border);
  background: var(--mnr-bg-hover);
  overflow: hidden;
}

.lp-mockup__ticker-strip {
  display: inline-flex;
  white-space: nowrap;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--mnr-ink-muted);
  padding: 0.5rem 0;
  animation: lp-ticker 28s linear infinite;
}

.lp-mockup__ticker-strip em {
  font-style: normal;
  font-weight: 700;
  color: var(--mnr-accent);
  background: var(--mnr-accent-soft);
  padding: 0.05rem 0.4rem;
  border-radius: 3px;
  margin: 0 0.6rem;
}

/* pipeline rail */
.lp-rail {
  list-style: none;
  padding: 0;
  margin: 0 0 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 0.75rem;
}

.lp-rail li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--mnr-ink-muted);
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--mnr-border);
  border-radius: 999px;
  background: var(--mnr-surface-subtle);
  backdrop-filter: blur(8px);
}

.lp-rail li span {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--mnr-gold);
}

.login-stage__foot {
  position: relative;
  z-index: 1;
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--mnr-border);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--mnr-ink-faint);
}

.login-trust {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.login-trust li {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mnr-ink-muted);
}

/* =================== SIGN-IN PANEL (right) =================== */

.login-card-wrap {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.25rem clamp(1.25rem, 4vw, 2.25rem) 1.75rem;
}

.login-card-bar {
  width: 100%;
  max-width: 26rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.login-card-bar__lang {
  display: inline-flex;
  border: 1px solid var(--mnr-border-strong);
  border-radius: 999px;
  background: var(--mnr-bg-raised);
  padding: 0.18rem;
}

.login-lang-btn {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.32rem 0.7rem;
  border-radius: 999px;
  color: var(--mnr-ink-muted);
  text-decoration: none;
  line-height: 1;
  transition: color 160ms ease, background 160ms ease;
}

.login-lang-btn:hover {
  color: var(--mnr-ink);
}

.login-lang-btn.is-active {
  background: var(--mnr-btn-primary-bg);
  color: var(--mnr-btn-primary-fg);
}

.login-theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.mnr-theme-icon {
  display: inline-block;
}

[data-theme="dark"] .mnr-theme-icon--sun,
[data-theme="light"] .mnr-theme-icon--moon {
  display: none;
}

.login-card {
  width: 100%;
  max-width: 26rem;
  padding: 2rem clamp(1.5rem, 3vw, 2.25rem) 1.75rem;
  background: var(--mnr-bg-raised);
  border: 1px solid var(--mnr-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--mnr-shadow-elevated);
  animation: login-card-in 0.6s cubic-bezier(0.22, 1.2, 0.36, 1) both;
  animation-delay: 0.05s;
}

@keyframes login-card-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.99);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.login-card__brand {
  margin-bottom: 1.25rem;
}

.login-card__kicker {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mnr-gold);
  margin: 0 0 0.45rem;
}

.login-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 2.2vw, 1.7rem);
  letter-spacing: -0.01em;
  margin: 0 0 0.5rem;
  color: var(--mnr-ink);
}

.login-card__sub {
  font-family: var(--font-body);
  font-size: 0.94rem;
  color: var(--mnr-ink-muted);
  line-height: 1.5;
  margin: 0 0 1.4rem;
}

.sso-stack {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.sso-btn {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  width: 100%;
  padding: 0.78rem 1rem;
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.005em;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 180ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.sso-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--mnr-elevated-hover-shadow);
}

.sso-btn:focus-visible {
  outline: 2px solid var(--mnr-focus);
  outline-offset: 2px;
}

.sso-btn:active {
  transform: translateY(0);
}

.sso-btn__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
}

.sso-btn__label {
  flex: 1;
  text-align: start;
}

.sso-btn__chev {
  font-size: 0.95rem;
  color: currentColor;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 180ms ease, transform 180ms ease;
}

[dir="rtl"] .sso-btn__chev {
  transform: translateX(4px) scaleX(-1);
}

.sso-btn:hover .sso-btn__chev {
  opacity: 0.75;
  transform: translateX(0);
}

[dir="rtl"] .sso-btn:hover .sso-btn__chev {
  transform: translateX(0) scaleX(-1);
}

.sso-btn--google {
  background: var(--mnr-sso-google-bg);
  color: var(--mnr-sso-google-fg);
  border-color: var(--mnr-sso-google-border);
}

.sso-btn--google:hover {
  background: var(--mnr-sso-google-hover-bg);
  border-color: var(--mnr-sso-google-border);
}

.sso-btn--microsoft {
  background: var(--mnr-sso-microsoft-bg);
  color: var(--mnr-sso-microsoft-fg);
  border-color: var(--mnr-sso-microsoft-border);
}

.sso-btn--microsoft:hover {
  background: var(--mnr-sso-microsoft-hover-bg);
}

.sso-btn--local {
  background: var(--mnr-surface-subtle);
  color: var(--mnr-ink-muted);
  border: 1px dashed var(--mnr-border-strong);
}

.sso-btn--local:hover {
  color: var(--mnr-ink);
  background: var(--mnr-bg-hover);
  border-color: var(--mnr-border-strong);
}

.sso-divider {
  position: relative;
  text-align: center;
  margin: 0.45rem 0 0.25rem;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mnr-ink-faint);
}

.sso-divider::before,
.sso-divider::after {
  content: "";
  position: absolute;
  top: 50%;
  width: calc(50% - 1.5rem);
  height: 1px;
  background: var(--mnr-border);
}

.sso-divider::before { inset-inline-start: 0; }
.sso-divider::after  { inset-inline-end: 0; }

.sso-divider span {
  padding: 0 0.5rem;
  background: var(--mnr-bg-raised);
}

.login-card__note {
  font-size: 0.8rem;
  color: var(--mnr-ink-faint);
  margin: 1.1rem 0 0;
  line-height: 1.55;
}

.login-card__feats {
  list-style: none;
  padding: 1rem 0 0;
  margin: 1rem 0 0;
  border-top: 1px solid var(--mnr-border);
  display: grid;
  gap: 0.55rem;
}

.login-card__feats li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.78rem;
  color: var(--mnr-ink-muted);
}

.login-card__feats svg {
  color: var(--mnr-gold);
  flex-shrink: 0;
}

.login-card__foot {
  margin-top: 1.1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--mnr-border);
  font-size: 0.78rem;
  color: var(--mnr-ink-faint);
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}

.login-card__foot a {
  color: var(--mnr-gold);
  text-decoration: none;
  font-weight: 600;
}

.login-card__foot a:hover {
  color: var(--mnr-link-hover);
  text-decoration: underline;
}

.login-card-legal {
  margin: 1rem auto 0;
  max-width: 24rem;
  text-align: center;
  font-size: 0.72rem;
  color: var(--mnr-ink-faint);
  line-height: 1.5;
}

/* =================== Motion =================== */

@keyframes lp-pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--mnr-accent-soft); }
  50%      { box-shadow: 0 0 0 6px transparent; }
}

@keyframes lp-ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

[dir="rtl"] .lp-mockup__ticker-strip { animation-direction: reverse; }

@media (prefers-reduced-motion: reduce) {
  .lp-mockup__paper,
  .sso-btn,
  .sso-btn__chev {
    transition: none;
  }
  .login-stage__dot,
  .lp-mockup__ticker-strip {
    animation: none;
  }
  .lp-mockup__paper { transform: none; }
}

/* =================== Compact / mobile =================== */

@media (max-width: 979px) {
  .login-stage__foot { padding-bottom: 0.5rem; }
  .login-card-wrap { padding-top: 1.75rem; }
}

@media (max-width: 520px) {
  .login-stage__top .mnc-logo { font-size: 0.95rem; }
  .lp-mockup__columns { grid-template-columns: 1fr; }
  .login-card { padding: 1.5rem 1.25rem 1.35rem; }
  .login-stage { min-height: auto; padding-bottom: 1.25rem; }
}

.onb-page {
  min-height: 100vh;
  background: var(--mnr-bg-deep);
  background-image:
    radial-gradient(ellipse 100% 70% at 100% 0%, var(--mnr-bg-gradient-a) 0%, transparent 50%),
    radial-gradient(ellipse 80% 50% at 0% 100%, var(--mnr-bg-gradient-b) 0%, transparent 45%);
}

.onb-top {
  border-bottom: 1px solid var(--mnr-border);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--mnr-surface-chrome);
  backdrop-filter: blur(10px);
}

.onb-top .mnc-logo {
  flex-shrink: 0;
}

.onb-top-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.onb-top a {
  text-decoration: none;
  color: var(--mnr-ink-muted);
  font-size: 0.8rem;
}
.onb-top a:hover {
  color: var(--mnr-gold);
}

.onb-masthead {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--mnr-ink);
}
.onb-masthead span {
  color: var(--mnr-accent);
}

.onb-main {
  max-width: 32rem;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.onb-head {
  margin-bottom: 2rem;
}

.onb-kicker {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mnr-gold);
  margin: 0 0 0.5rem;
}

.onb-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 1.85rem);
  font-weight: 700;
  margin: 0 0 0.5rem;
  line-height: 1.15;
  color: var(--mnr-ink);
}

.onb-deck {
  margin: 0;
  font-size: 0.95rem;
  color: var(--mnr-ink-muted);
  line-height: 1.5;
}

.onb-progress {
  display: flex;
  gap: 0.35rem;
  margin-bottom: 2rem;
}
.onb-progress-dot {
  flex: 1;
  height: 3px;
  border-radius: 2px;
  background: var(--mnr-border);
}
.onb-progress-dot.is-done {
  background: var(--mnr-gold);
}
.onb-progress-dot.is-current {
  background: var(--mnr-accent);
}

.onb-step {
  display: none;
}
.onb-step.is-active {
  display: block;
}

.onb-card {
  padding: 1.35rem 1.4rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--mnr-border);
  background: var(--mnr-bg-card);
  margin-bottom: 1.25rem;
}

.onb-card h2 {
  color: var(--mnr-ink);
}

.onb-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: space-between;
  margin-top: 1.5rem;
}

.onb-btn-back {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--mnr-border);
  background: transparent;
  color: var(--mnr-ink-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.onb-btn-back:hover {
  color: var(--mnr-ink);
  border-color: var(--mnr-border-strong);
}

.onb-btn-next {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 700;
  padding: 0.55rem 1.25rem;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--mnr-accent);
  color: var(--mnr-on-accent-fg);
  cursor: pointer;
}
.onb-btn-next:hover {
  background: var(--mnr-accent-hover);
}

.onb-btn-next:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.onb-review {
  font-size: 0.88rem;
  color: var(--mnr-ink-muted);
  line-height: 1.55;
}
.onb-review dt {
  font-weight: 700;
  color: var(--mnr-gold-dim);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 1rem;
}
.onb-review dt:first-child {
  margin-top: 0;
}
.onb-review dd {
  margin: 0.25rem 0 0;
}

.help-main {
  max-width: 36rem;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}
.help-main h1 {
  font-family: var(--font-display);
  font-size: 1.65rem;
  margin: 0 0 1rem;
  color: var(--mnr-ink);
}
.help-main p,
.help-main li {
  color: var(--mnr-ink-muted);
  line-height: 1.55;
  font-size: 0.95rem;
}
.help-main ul {
  padding-left: 1.2rem;
}
.help-main a {
  color: var(--mnr-gold);
}

/* =================== LOCAL AUTH (email + password) =================== */

.local-auth {
  margin-top: 0.5rem;
  animation: local-auth-in 0.55s cubic-bezier(0.22, 1.2, 0.36, 1) both;
}

@keyframes local-auth-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.local-auth[data-auth-error="1"] .local-auth__shell,
.local-auth__shell.is-shake {
  animation: local-auth-shake 0.45s cubic-bezier(0.36, 0.07, 0.19, 0.97);
}

@keyframes local-auth-shake {
  10%, 90% { transform: translateX(-1px); }
  20%, 80% { transform: translateX(2px); }
  30%, 50%, 70% { transform: translateX(-3px); }
  40%, 60% { transform: translateX(3px); }
}

.local-auth__shell {
  position: relative;
  padding: 1.1rem 1.1rem 1.25rem;
  border-radius: calc(var(--radius-lg) - 2px);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--mnr-gold) 6%, var(--mnr-bg-card)) 0%, var(--mnr-bg-card) 40%);
  border: 1px solid color-mix(in srgb, var(--mnr-gold) 22%, var(--mnr-border));
  box-shadow:
    0 1px 0 color-mix(in srgb, #fff 40%, transparent) inset,
    var(--mnr-shadow-card, 0 8px 24px rgba(0, 0, 0, 0.06));
  overflow: hidden;
}

.local-auth__shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, color-mix(in srgb, var(--mnr-gold) 12%, transparent), transparent 70%);
  pointer-events: none;
}

.local-auth__error {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  margin: 0 0 0.85rem;
  padding: 0.65rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--mnr-danger, #9b2c2c);
  background: color-mix(in srgb, var(--mnr-danger, #c53030) 10%, var(--mnr-bg-card));
  border: 1px solid color-mix(in srgb, var(--mnr-danger, #c53030) 30%, var(--mnr-border));
}

.local-auth__error-icon {
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.local-auth__tabs {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-bottom: 1rem;
  padding: 0.22rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--mnr-ink) 6%, var(--mnr-surface-subtle));
  border: 1px solid var(--mnr-border);
}

.local-auth__tab-indicator {
  position: absolute;
  top: 0.22rem;
  bottom: 0.22rem;
  inset-inline-start: 0.22rem;
  width: calc(50% - 0.22rem);
  border-radius: 999px;
  background: var(--mnr-bg-card);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: transform 0.35s cubic-bezier(0.22, 1.2, 0.36, 1);
  pointer-events: none;
}

.local-auth[data-mode="register"] .local-auth__tab-indicator {
  transform: translateX(100%);
}

[dir="rtl"] .local-auth[data-mode="register"] .local-auth__tab-indicator {
  transform: translateX(-100%);
}

.local-auth__tab {
  position: relative;
  z-index: 1;
  padding: 0.55rem 0.75rem;
  border: none;
  border-radius: 999px;
  background: transparent;
  font-family: var(--font-ui);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--mnr-ink-muted);
  cursor: pointer;
  transition: color 0.2s ease;
}

.local-auth__tab.is-active {
  color: var(--mnr-ink);
}

.local-auth__tab:focus-visible {
  outline: 2px solid var(--mnr-focus);
  outline-offset: 2px;
}

.local-auth__panels {
  position: relative;
  z-index: 1;
  min-height: 12rem;
}

.local-auth__panel {
  animation: local-panel-out 0.2s ease forwards;
}

.local-auth__panel.is-active {
  animation: local-panel-in 0.35s cubic-bezier(0.22, 1.2, 0.36, 1) forwards;
}

.local-auth__panel[hidden] {
  display: none !important;
}

@keyframes local-panel-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes local-panel-out {
  to {
    opacity: 0;
  }
}

.local-auth__panel-lede {
  margin: 0 0 1rem;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--mnr-ink-muted);
}

.local-auth__form {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

/* Floating label fields */
.auth-field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.auth-field__wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.auth-field__icon {
  position: absolute;
  inset-inline-start: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--mnr-ink-faint);
  pointer-events: none;
  transition: color 0.2s ease;
}

.auth-field__input {
  width: 100%;
  padding: 1.05rem 2.75rem 0.45rem 2.65rem;
  border: 1px solid var(--mnr-border-strong);
  border-radius: var(--radius-md);
  background: var(--mnr-bg-input);
  font-family: var(--font-ui);
  font-size: 0.92rem;
  color: var(--mnr-ink);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.auth-field__input::placeholder {
  color: transparent;
}

.auth-field__input:focus {
  outline: none;
  border-color: var(--mnr-gold);
  box-shadow: 0 0 0 3px var(--mnr-gold-soft);
}

.auth-field__input:focus + .auth-field__label,
.auth-field__input:not(:placeholder-shown) + .auth-field__label {
  transform: translateY(-1.35rem) scale(0.78);
  color: var(--mnr-gold);
}

.auth-field__input:focus ~ .auth-field__icon,
.auth-field__wrap:focus-within .auth-field__icon {
  color: var(--mnr-gold);
}

.auth-field__label {
  position: absolute;
  inset-inline-start: 2.65rem;
  top: 50%;
  transform: translateY(-50%);
  transform-origin: inset-inline-start center;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--mnr-ink-muted);
  pointer-events: none;
  transition: transform 0.2s cubic-bezier(0.22, 1.2, 0.36, 1), color 0.2s ease;
}

.auth-field__toggle {
  position: absolute;
  inset-inline-end: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--mnr-ink-muted);
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease;
}

.auth-field__toggle:hover {
  color: var(--mnr-ink);
  background: var(--mnr-bg-hover);
}

.auth-field__hint,
.auth-field__match {
  margin: 0;
  padding-inline-start: 0.15rem;
  font-size: 0.72rem;
  color: var(--mnr-ink-faint);
}

.auth-field__match.is-ok {
  color: var(--mnr-success, #2f6b3a);
}

.auth-field__match.is-bad {
  color: var(--mnr-danger, #9b2c2c);
}

.auth-field__input.is-invalid {
  border-color: var(--mnr-danger, #c53030);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--mnr-danger, #c53030) 18%, transparent);
}

/* Password strength */
.local-auth__strength {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0.35rem;
}

.local-auth__strength-track {
  flex: 1;
  height: 4px;
  border-radius: 999px;
  background: var(--mnr-border);
  overflow: hidden;
}

.local-auth__strength-bar {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: var(--mnr-ink-faint);
  transition: width 0.3s ease, background 0.3s ease;
}

.local-auth__strength[data-level="1"] .local-auth__strength-bar {
  width: 25%;
  background: #c53030;
}

.local-auth__strength[data-level="2"] .local-auth__strength-bar {
  width: 50%;
  background: #d97706;
}

.local-auth__strength[data-level="3"] .local-auth__strength-bar {
  width: 75%;
  background: #ca8a04;
}

.local-auth__strength[data-level="4"] .local-auth__strength-bar {
  width: 100%;
  background: #2f6b3a;
}

.local-auth__strength-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--mnr-ink-faint);
  white-space: nowrap;
}

/* Custom checkbox */
.local-auth__remember {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0.1rem 0 0.2rem;
  font-size: 0.8rem;
  color: var(--mnr-ink-muted);
  cursor: pointer;
  user-select: none;
}

.local-auth__checkbox {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.local-auth__checkmark {
  flex-shrink: 0;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 4px;
  border: 1.5px solid var(--mnr-border-strong);
  background: var(--mnr-bg-input);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.local-auth__checkbox:checked + .local-auth__checkmark {
  background: var(--mnr-btn-primary-bg);
  border-color: var(--mnr-btn-primary-bg);
  box-shadow: inset 0 0 0 2px var(--mnr-btn-primary-fg);
}

.local-auth__checkbox:focus-visible + .local-auth__checkmark {
  outline: 2px solid var(--mnr-focus);
  outline-offset: 2px;
}

/* Submit */
.local-auth__submit {
  position: relative;
  width: 100%;
  justify-content: center;
  margin-top: 0.35rem;
  min-height: 2.75rem;
  overflow: hidden;
}

.local-auth__submit.is-loading {
  pointer-events: none;
  opacity: 0.92;
}

.local-auth__submit.is-loading .local-auth__submit-text {
  opacity: 0;
}

.local-auth__submit.is-loading .local-auth__spinner {
  opacity: 1;
}

.local-auth__spinner {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid color-mix(in srgb, currentColor 25%, transparent);
  border-top-color: currentColor;
  border-radius: 50%;
  opacity: 0;
  animation: local-auth-spin 0.7s linear infinite;
}

@keyframes local-auth-spin {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .local-auth,
  .local-auth__panel,
  .local-auth__tab-indicator,
  .login-card,
  .local-auth[data-auth-error="1"] .local-auth__shell {
    animation: none !important;
    transition: none !important;
  }
}