/* Login-only visuals. Shared structure and page chrome come from site.css. */

.login-page {
  color: var(--color-ink);
  background:
    radial-gradient(
        circle at 94% 12%,
        rgb(196 239 242 / 52%) 0 2px,
        transparent 3px
      )
      0 0 / 38px 38px,
    radial-gradient(
      ellipse at 76% 111%,
      var(--color-status-success-surface) 0 25%,
      transparent 25.2%
    ),
    radial-gradient(
      ellipse at 45% 118%,
      var(--color-alpha-border) 0 31%,
      transparent 31.2%
    ),
    linear-gradient(
      140deg,
      var(--color-surface) 0%,
      var(--color-surface) 60%,
      var(--color-surface) 100%
    );
  overflow-x: hidden;
}

.login-page::before,
.login-page::after {
  position: fixed;
  z-index: -1;
  content: "";
  pointer-events: none;
}

.login-page::before {
  inset: auto -8vw -25vh -8vw;
  height: 58vh;
  border: 2px solid var(--color-accent);
  border-radius: 50% 50% 0 0;
  transform: rotate(-4deg);
  opacity: 0.9;
}

.login-page::after {
  top: -30vw;
  right: -21vw;
  width: 92vw;
  height: 64vw;
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  opacity: 0.8;
}

.login-shell {
  display: grid;
  grid-template-columns: minmax(20rem, 0.9fr) minmax(31rem, 1.15fr);
  align-items: end;
  gap: clamp(var(--space-12), 7vw, 9rem);
  width: min(92rem, calc(100% - 8vw));
  min-height: calc(100dvh - 11.55rem);
  margin: 0 auto;
  padding: clamp(var(--space-4), 2vh, var(--space-8)) 0;
}

.login-intro {
  display: flex;
  flex-direction: column;
  align-self: stretch;
}

.login-divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: min(30rem, 100%);
  margin: 0 0 clamp(var(--space-10), 5vh, var(--space-16));
}

.login-divider::before,
.login-divider::after {
  height: 1px;
  background: var(--color-accent-strong);
  content: "";
  flex: 1;
}

.login-divider i {
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 50%;
  background: var(--color-accent-strong);
}

.login-intro h1 {
  max-width: 37rem;
  margin: 0;
  color: var(--color-ink);
  font-size: clamp(4rem, 7.1vw, 7.4rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 0.92;
}

.login-title-rule {
  display: block;
  width: 7rem;
  height: 2px;
  margin: clamp(2.3rem, 5vh, var(--space-16)) 0;
  background: var(--color-accent-strong);
}

.login-brand-story {
  display: grid;
  grid-template-columns: minmax(8rem, 15rem) minmax(0, 1fr);
  align-items: end;
  gap: var(--space-5);
  min-height: 15rem;
  margin-top: auto;
}

.login-silhouette {
  display: block;
  align-self: stretch;
  min-height: 15rem;
  opacity: 0.58;
  filter: sepia(1) saturate(1.8) hue-rotate(345deg);
  mask-image: linear-gradient(
    to bottom,
    var(--color-ink) 0 63%,
    transparent 100%
  );
}

.login-silhouette img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
}

.login-brand-story > div {
  align-self: end;
  padding-bottom: var(--space-5);
}

.login-tagline,
.login-description {
  margin: 0;
}

.login-tagline {
  color: var(--color-navy-mid);
  font-size: clamp(1.3rem, 2vw, 1.85rem);
  line-height: 1.2;
}

.login-description {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--font-size-md);
  line-height: 1.55;
}

.login-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  min-height: clamp(34rem, 72vh, 45rem);
  padding: clamp(var(--space-5), 2vw, var(--space-8));
  border: 1px solid var(--color-status-error-surface);
  border-radius: 2.6rem;
  background: rgb(255 255 255 / 82%);
  box-shadow:
    0 1.7rem 4rem var(--color-shadow),
    inset 0 0 3rem var(--color-shadow-strong);
  backdrop-filter: blur(12px);
}

.login-card::before {
  position: absolute;
  inset: 1.25rem;
  border: 2px solid var(--color-border);
  border-radius: 1.85rem;
  content: "";
  pointer-events: none;
}

.login-card-heading {
  z-index: 1;
  width: min(28rem, 100%);
  margin-bottom: var(--space-4);
  text-align: center;
}

.login-card-heading p,
.login-card-heading h2 {
  margin: 0;
}

.login-card-heading h2 {
  margin-top: var(--space-1);
  font-size: var(--font-size-title-lg);
}

.login-action {
  z-index: 1;
  width: 100%;
}

.access-code-login {
  display: grid;
  width: min(34rem, 100%);
  margin: 0 auto;
}

.access-code-login > label:not(.login-acknowledgement) {
  margin-top: var(--space-2-5);
  color: var(--color-ink);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-label);
}

.access-code-login > input:not([type="hidden"]) {
  width: 100%;
  min-height: 3rem;
  margin-top: var(--space-1);
}

.access-code-login-button {
  width: min(20rem, 100%);
  min-height: 3.25rem;
  margin: 0 auto;
}

.login-alternative {
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: min(28rem, 100%);
  margin: var(--space-2) auto;
  color: var(--color-text-subtle);
  font-size: var(--font-size-sm);
}

.login-alternative::before,
.login-alternative::after {
  height: 1px;
  background: var(--color-border);
  content: "";
  flex: 1;
}

.login-privacy-note {
  z-index: 1;
  width: min(34rem, 100%);
  margin: var(--space-3) auto 0;
  color: var(--color-text-subtle);
  font-size: var(--font-size-xs);
  line-height: 1.5;
  text-align: center;
}

.login-action > p:first-child {
  margin: 0 0 var(--space-4);
  color: var(--color-text-subtle);
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  text-align: center;
}

.login-message {
  margin: 0 0 var(--space-4);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-status-error-border);
  border-radius: 0.75rem;
  background: var(--color-status-error-surface);
  color: var(--color-status-danger-ink);
  text-align: center;
}

.login-acknowledgement {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  width: min(34rem, 100%);
  margin: 0 auto var(--space-4);
  color: var(--color-text);
  font-size: var(--font-size-base);
  line-height: 1.4;
  cursor: pointer;
}

.login-acknowledgement input {
  width: 1.2rem;
  height: 1.2rem;
  margin-top: var(--space-half);
  accent-color: var(--color-brand-teal-dark);
}

.login-validation-message {
  width: min(34rem, 100%);
  margin: 0 auto var(--space-4);
  color: var(--color-status-danger-ink);
  font-size: var(--font-size-md);
  line-height: 1.45;
}

.google-login-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3-5);
  width: min(20rem, 100%);
  min-height: 3.25rem;
  margin: 0 auto;
  border: 1px solid var(--color-text-subtle);
  border-radius: 0.35rem;
  background: var(--color-surface);
  box-shadow: 0 0.15rem 0.35rem var(--color-shadow-strong);
  color: var(--color-ink);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 120ms ease,
    box-shadow 120ms ease;
}

.google-login-button svg {
  width: 1.45rem;
  height: 1.45rem;
  padding: var(--space-half);
  border-radius: 50%;
  background: var(--color-surface);
}

.google-login-button:hover {
  border-color: var(--color-text-muted);
  background: var(--color-canvas);
  box-shadow: 0 0.2rem 0.5rem var(--color-shadow-strong);
  transform: translateY(-1px);
}

.google-login-button:focus-visible {
  outline: 3px solid var(--color-accent-strong);
  outline-offset: 4px;
}

@media (max-width: 48rem) {
  .login-shell {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    width: min(42rem, calc(100% - 2rem));
    padding: var(--space-12) 0;
  }

  .login-intro h1 {
    font-size: clamp(3.5rem, 16vw, 6rem);
  }

  .login-card {
    min-height: 0;
  }
}

@media (max-width: 36rem) {
  .login-divider {
    margin: var(--space-8) 0;
  }

  .login-brand-story {
    grid-template-columns: minmax(6rem, 9rem) minmax(0, 1fr);
    min-height: 10rem;
  }

  .login-silhouette {
    min-height: 10rem;
  }

  .login-card {
    min-height: 26rem;
    padding: var(--space-10) var(--space-6);
    border-radius: 1.8rem;
  }

  .login-card::before {
    inset: 0.75rem;
    border-radius: 1.35rem;
  }

  .google-login-button {
    min-height: 3.25rem;
    border-radius: 0.35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .google-login-button {
    transition: none;
  }
}