/**
 * Shell auth — split layout alineado a panel-tokens (US#74).
 */
[data-app="auth"] {
  --taggo-primary: #72348a;
  --taggo-primary-rgb: 114, 52, 138;
  --taggo-secondary: #4288c2;
  --taggo-secondary-rgb: 66, 136, 194;
  --taggo-surface: #f5f5f5;
  --taggo-text: #525252;
  --taggo-radius-md: 12px;
  --taggo-shadow-card: 0 2px 12px rgba(0, 0, 0, 0.08);
  --taggo-gradient: linear-gradient(135deg, var(--taggo-secondary) 0%, var(--taggo-primary) 100%);
  --bs-font-sans-serif: "Montserrat", "Poppins", sans-serif;
  --bs-primary: var(--taggo-primary);
  --bs-primary-rgb: var(--taggo-primary-rgb);
  --bs-link-color: #3570a8;
  --bs-link-hover-color: var(--taggo-primary);
  --taggo-primary-hover: #5e2b73;
}

[data-app="auth"] {
  font-family: var(--bs-font-sans-serif);
  color: var(--taggo-text);
}

[data-app="auth"] .btn-primary {
  --bs-btn-bg: var(--taggo-primary);
  --bs-btn-border-color: var(--taggo-primary);
  --bs-btn-hover-bg: var(--taggo-primary-hover);
  --bs-btn-hover-border-color: var(--taggo-primary-hover);
  --bs-btn-active-bg: var(--taggo-primary-hover);
  --bs-btn-active-border-color: var(--taggo-primary-hover);
}

[data-app="auth"] .btn-label-primary {
  --bs-btn-color: var(--taggo-primary);
  --bs-btn-bg: rgba(var(--taggo-primary-rgb), 0.12);
  --bs-btn-border-color: transparent;
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: var(--taggo-primary);
  --bs-btn-hover-border-color: var(--taggo-primary);
}

[data-app="auth"] .text-primary {
  color: var(--taggo-primary) !important;
}

[data-app="auth"] .border-primary {
  border-color: var(--taggo-primary) !important;
}

[data-app="auth"] .avatar-label-primary {
  --bs-avatar-bg: rgba(var(--taggo-primary-rgb), 0.12);
  --bs-avatar-color: var(--taggo-primary);
}

[data-app="auth"] .form-control:focus,
[data-app="auth"] .form-select:focus {
  border-color: var(--taggo-secondary);
  box-shadow: 0 0 0 0.2rem rgba(var(--taggo-secondary-rgb), 0.25);
}

[data-app="auth"] .form-check-input:checked {
  background-color: var(--taggo-primary);
  border-color: var(--taggo-primary);
}

[data-app="auth"] .auth-shell__main .card {
  background: #fff;
  border-radius: var(--taggo-radius-md);
  box-shadow: var(--taggo-shadow-card);
  border: 1px solid rgba(var(--taggo-primary-rgb), 0.1);
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

[data-app="auth"] a:not(.btn):not(.auth-shell__card-link) {
  color: var(--bs-link-color);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

[data-app="auth"] a:not(.btn):not(.auth-shell__card-link):hover {
  color: var(--taggo-primary);
}

/* ——— Layout split ——— */
.auth-body {
  margin: 0;
  min-height: 100vh;
  background: #fff;
}

.auth-shell {
  display: flex;
  min-height: 100vh;
}

.auth-shell__brand {
  flex: 0 0 38%;
  max-width: 38%;
  background: var(--taggo-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 2.5rem;
  position: relative;
  overflow: hidden;
}

.auth-shell__brand::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 40%);
  pointer-events: none;
}

.auth-shell__brand-inner {
  position: relative;
  z-index: 1;
  max-width: 22rem;
}

.auth-shell__logo {
  max-width: 180px;
  height: auto;
  margin-bottom: 2rem;
  filter: brightness(0) invert(1);
}

.auth-shell__hero-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.auth-shell__hero-lead {
  font-size: 1rem;
  line-height: 1.55;
  opacity: 0.92;
  margin: 0 0 1.5rem;
}

.auth-shell__hero-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.auth-shell__hero-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  opacity: 0.95;
}

.auth-shell__hero-list li i {
  margin-top: 0.15rem;
  opacity: 0.9;
}

.auth-shell__main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: clamp(2rem, 5vh, 3.5rem) clamp(2rem, 7vw, 5rem);
  background: var(--taggo-surface);
  overflow-y: auto;
}

.auth-shell__main-inner {
  width: 100%;
  max-width: 24rem;
  margin: auto 0;
}

.auth-shell__main-inner--md {
  max-width: 30rem;
}

.auth-shell__main-inner--lg {
  max-width: 48rem;
}

.auth-shell__content-header {
  margin-bottom: clamp(1.25rem, 3vh, 2rem);
}

.auth-shell__content-header--center {
  text-align: center;
}

.auth-shell__panel-title {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--taggo-text);
  margin: 0 0 0.4rem;
  letter-spacing: -0.02em;
}

.auth-shell__panel-subtitle {
  font-size: 0.925rem;
  line-height: 1.5;
  color: #737373;
  margin: 0;
}

.auth-shell__panel-subtitle a {
  font-weight: 600;
}

[data-app="auth"] .auth-shell__main .form-control,
[data-app="auth"] .auth-shell__main .form-select {
  background-color: #fff;
  border-color: rgba(var(--taggo-primary-rgb), 0.12);
}

[data-app="auth"] .auth-shell__main .form-floating > .form-control-lg {
  min-height: calc(3.25rem + 2px);
}

.auth-shell__footer-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.5rem;
  padding-top: 0.25rem;
}

.auth-shell__footer-row--end {
  justify-content: flex-end;
}

.auth-shell__muted {
  font-size: 0.9rem;
  color: #8d8d8d;
}

.auth-shell__password-wrap {
  position: relative;
}

.auth-shell__password-wrap .form-control {
  padding-right: 2.75rem;
}

.auth-shell__password-toggle {
  position: absolute;
  top: 50%;
  right: 1rem;
  transform: translateY(-50%);
  border: 0;
  background: transparent;
  color: #8d8d8d;
  padding: 0.25rem;
  cursor: pointer;
  line-height: 1;
}

.auth-shell__password-toggle:hover {
  color: var(--taggo-primary);
}

.auth-shell__card-link {
  display: block;
  text-decoration: none !important;
  color: inherit !important;
  height: 100%;
}

.auth-shell__card-link:hover .card {
  box-shadow: 0 8px 24px rgba(var(--taggo-primary-rgb), 0.15);
  transform: translateY(-2px);
  border-color: rgba(var(--taggo-primary-rgb), 0.25);
}

.auth-shell__content-footer {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(var(--taggo-primary-rgb), 0.1);
}

.auth-shell__section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #737373;
  margin: 0.5rem 0 0;
}

.auth-shell__plan-card .card-body {
  padding: 1.5rem;
}

@media (max-width: 991.98px) {
  .auth-shell {
    flex-direction: column;
  }

  .auth-shell__brand {
    flex: none;
    max-width: 100%;
    min-height: auto;
    padding: 2rem 1.5rem 1.75rem;
  }

  .auth-shell__brand-inner {
    max-width: 100%;
    text-align: center;
  }

  .auth-shell__logo {
    margin-left: auto;
    margin-right: auto;
    max-width: 140px;
    margin-bottom: 1rem;
  }

  .auth-shell__hero-list {
    display: none;
  }

  .auth-shell__main {
    padding: 1.75rem 1.25rem 2.5rem;
    align-items: stretch;
  }

  .auth-shell__main-inner {
    margin: 0;
  }
}