/* Login — visual premium sobre a fundação, sem alterar o fluxo de autenticação. */
.auth-view {
  min-height: 100svh;
  grid-template-columns: minmax(420px, .94fr) minmax(520px, 1.06fr);
  overflow: hidden;
  isolation: isolate;
  background: var(--color-background);
}

.auth-brand {
  position: relative;
  display: flex;
  min-width: 0;
  overflow: hidden;
  flex-direction: column;
  padding: clamp(var(--space-8), 5vw, var(--space-16));
  color: var(--color-text-inverse);
  background: linear-gradient(148deg, var(--color-deep-green) 0%, var(--color-forest-green) 100%);
}

.auth-brand::before {
  content: "";
  position: absolute;
  inset: -18% -30% auto auto;
  width: min(44vw, 680px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(221, 244, 237, .08), rgba(221, 244, 237, 0) 68%);
  pointer-events: none;
  animation: auth-background-drift 18s var(--motion-ease-standard) infinite alternate;
}

.auth-brand::after {
  content: "";
  position: absolute;
  right: -24%;
  bottom: 8%;
  width: 126%;
  height: 30%;
  border-top: 1px solid rgba(221, 244, 237, .14);
  border-radius: 50% 50% 0 0;
  transform: rotate(-7deg);
  transform-origin: center;
  pointer-events: none;
  animation: auth-signature-drift 22s var(--motion-ease-standard) infinite alternate;
}

.auth-brand > .logo {
  position: relative;
  z-index: 1;
  width: max-content;
  color: var(--color-text-inverse);
  font-size: 29px;
}

.brand-copy {
  position: relative;
  z-index: 1;
  width: min(100%, 590px);
  margin: auto 0;
  padding: var(--space-16) 0;
  animation: auth-content-in var(--motion-duration-slow) var(--motion-ease-standard) both;
}

.brand-copy h1 {
  margin: 0;
  color: var(--color-text-inverse);
  font: var(--font-weight-extrabold) clamp(46px, 5vw, 76px)/.99 var(--font-family-heading);
  letter-spacing: -.065em;
}

.slogan-line {
  display: block;
}

.slogan-logo {
  display: inline-block;
  margin-top: var(--space-3);
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--color-off-white);
  font: inherit;
  letter-spacing: inherit;
  box-shadow: none;
}

.slogan-logo > span,
.auth-brand .logo > span {
  color: var(--color-warm-accent);
}

.brand-copy p {
  max-width: 430px;
  margin: var(--space-6) 0 0;
  color: rgba(241, 250, 247, .74);
  font-size: var(--font-size-md);
  line-height: var(--line-height-body);
}

.auth-panel {
  position: relative;
  display: grid;
  min-width: 0;
  overflow-x: hidden;
  overflow-y: auto;
  place-items: center;
  padding: clamp(var(--space-8), 7vw, 104px);
  background: var(--color-surface);
}

.auth-panel::before {
  content: "";
  position: absolute;
  top: -140px;
  right: -140px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: var(--color-soft-mint);
  opacity: .44;
  filter: blur(2px);
  pointer-events: none;
  animation: auth-background-drift 20s var(--motion-ease-standard) infinite alternate-reverse;
}

.auth-form {
  position: relative;
  z-index: 1;
  width: min(400px, 100%);
  animation: auth-form-in var(--motion-duration-slow) var(--motion-ease-standard) both;
}

.auth-form h2 {
  margin: 0 0 var(--space-2);
  color: var(--color-text-primary);
  font: var(--font-weight-extrabold) clamp(28px, 2.5vw, 34px)/var(--line-height-tight) var(--font-family-heading);
  letter-spacing: -.045em;
}

.auth-form > .muted {
  max-width: 360px;
  margin: 0 0 calc(var(--space-6) + var(--space-1));
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-body);
}

.auth-form label {
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
  color: var(--color-text-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-body);
}

.auth-form input {
  min-height: 50px;
  padding: 0 var(--space-4);
  border-color: var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-xs);
}

.auth-form input:hover {
  border-color: var(--color-border-strong);
}

.auth-form input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-focus), var(--shadow-xs);
}

.auth-form .btn.primary {
  min-height: 50px;
  margin-top: var(--space-1);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  box-shadow: var(--shadow-sm);
  transition: transform var(--motion-duration-fast) var(--motion-ease-standard),
    background var(--motion-duration-base) var(--motion-ease-standard),
    box-shadow var(--motion-duration-base) var(--motion-ease-standard);
}

.auth-form .btn.primary:hover {
  background: linear-gradient(135deg, var(--color-primary-hover), var(--color-primary));
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.auth-form .btn.primary:active {
  box-shadow: var(--shadow-xs);
  transform: translateY(0);
}

.auth-form .btn.primary > span {
  transition: transform var(--motion-duration-fast) var(--motion-ease-standard);
}

.auth-form .btn.primary:hover > span {
  transform: translateX(2px);
}

.auth-switch {
  margin: var(--space-5) 0 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  line-height: var(--line-height-body);
  text-align: center;
}

.auth-switch button {
  padding: var(--space-1);
  border-radius: var(--radius-xs);
  color: var(--color-primary);
  font-weight: var(--font-weight-bold);
}

.auth-switch button:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.auth-switch button:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

.theme-dark .auth-brand {
  background: linear-gradient(148deg, var(--color-dark-green) 0%, var(--color-deep-green) 100%);
}

.theme-dark .auth-panel {
  background: var(--color-background);
}

.theme-dark .auth-panel::before {
  background: var(--color-mint);
  opacity: .12;
}

.theme-dark .auth-form input {
  border-color: var(--color-border);
  background: var(--color-surface);
}

.theme-dark .auth-form input:hover {
  border-color: var(--color-border-strong);
}

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

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

@keyframes auth-background-drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-8px, 6px, 0) scale(1.015); }
}

@keyframes auth-signature-drift {
  from { transform: rotate(-7deg) translate3d(0, 0, 0); }
  to { transform: rotate(-7deg) translate3d(-10px, 4px, 0); }
}

@media (max-width: 900px) {
  .auth-view {
    grid-template-columns: minmax(340px, .86fr) minmax(460px, 1.14fr);
  }

  .auth-brand {
    padding: var(--space-8);
  }

  .brand-copy h1 {
    font-size: clamp(42px, 6vw, 58px);
  }
}

@media (max-width: 760px) {
  .auth-view {
    display: block;
    min-height: 100svh;
    overflow: visible;
  }

  .auth-brand {
    display: flex;
    min-height: 205px;
    padding: var(--space-6);
  }

  .auth-brand > .logo {
    font-size: 25px;
  }

  .brand-copy {
    width: 100%;
    margin: auto 0 0;
    padding: var(--space-6) 0 0;
  }

  .brand-copy h1 {
    font-size: clamp(31px, 9vw, 40px);
    line-height: 1.02;
    letter-spacing: -.055em;
  }

  .brand-copy p {
    display: none;
  }

  .slogan-line {
    display: inline;
  }

  .slogan-line:first-child::after {
    content: " ";
  }

  .slogan-logo {
    display: block;
    margin-top: var(--space-1);
  }

  .auth-brand::before {
    width: 430px;
  }

  .auth-brand::after {
    right: -34%;
    bottom: -4%;
    width: 140%;
    height: 44%;
  }

  .auth-panel {
    min-height: calc(100svh - 205px);
    padding: var(--space-8) var(--space-6) var(--space-10);
  }

  .auth-panel::before,
  .mobile-logo {
    display: none;
  }

  .auth-form {
    align-self: start;
    width: min(400px, 100%);
  }

  .auth-form h2 {
    font-size: 28px;
  }
}

@media (max-width: 420px) {
  .auth-brand {
    min-height: 188px;
    padding: var(--space-5);
  }

  .brand-copy {
    padding-top: var(--space-5);
  }

  .brand-copy h1 {
    font-size: 30px;
  }

  .auth-panel {
    min-height: calc(100svh - 188px);
    padding: calc(var(--space-6) + var(--space-1)) var(--space-5) calc(var(--space-8) + var(--space-1));
  }

  .auth-form > .muted {
    margin-bottom: var(--space-6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .auth-brand::before,
  .auth-brand::after,
  .brand-copy,
  .auth-panel::before,
  .auth-form {
    animation: none;
  }
}

.confirmation-icon {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-background);
  color: var(--color-text-primary);
  font-size: 32px;
  margin-bottom: var(--space-4);
}