/* Private preview. A quiet access surface set over a material study of
   blackened titanium, sapphire, and warm E Ink light. */

.site-access-shell {
  --site-access-gutter: clamp(var(--space-3), 4.5vw, var(--space-10));
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  min-height: 100svh;
  background-color: var(--bg-primary);
}

.site-access-backdrop {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 78% 54%, rgba(100, 210, 255, 0.055), transparent 38%),
    radial-gradient(ellipse at 44% 78%, rgba(232, 228, 217, 0.035), transparent 34%),
    var(--bg-primary);
}

/* Static material fallback. WebGL covers this plane when available; without
   it the page still opens on a deliberate, finished frame. */
.site-access-backdrop::before {
  content: '';
  position: absolute;
  width: min(72vw, 1120px);
  aspect-ratio: 1.586;
  left: 31vw;
  top: 25vh;
  border: 1px solid rgba(142, 142, 148, 0.18);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(105deg, transparent 22%, rgba(232, 228, 217, 0.06) 47%, transparent 64%),
    repeating-linear-gradient(94deg, rgba(255, 255, 255, 0.012) 0 1px, transparent 1px 4px),
    rgba(17, 17, 17, 0.46);
  box-shadow:
    0 -1px 0 rgba(100, 210, 255, 0.2),
    0 64px 160px rgba(0, 0, 0, 0.82);
  opacity: 0.72;
  transform: rotate(-12deg) skewX(-2deg);
  transform-origin: center;
}

.site-access-backdrop::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.42), transparent 46%, rgba(0, 0, 0, 0.16)),
    radial-gradient(ellipse at center, transparent 36%, rgba(0, 0, 0, 0.68) 100%);
}

.site-access-background {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

.site-access-background.is-unavailable {
  display: none;
}

.site-access-header,
.site-access-page,
.site-access-footer {
  position: relative;
  z-index: 1;
  width: min(100%, 1760px);
  margin-inline: auto;
}

.site-access-header {
  flex: 0 0 auto;
  min-height: var(--space-12);
  padding: var(--space-4) var(--site-access-gutter) var(--space-2);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.site-access-brand {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: var(--tracking-wordmark);
  line-height: 1;
  text-decoration: none;
}

.site-access-brand:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.site-access-marker {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  line-height: 1.4;
  text-transform: uppercase;
}

.site-access-marker {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-align: right;
}

.site-access-marker::before {
  content: '';
  width: var(--space-2);
  height: 1px;
  background-color: var(--accent-primary);
  box-shadow: var(--glow-accent);
}

.site-access-page {
  min-height: 0;
  padding: clamp(var(--space-4), 6vh, var(--space-10)) var(--site-access-gutter)
    clamp(var(--space-5), 8vh, var(--space-12));
  display: grid;
  grid-template-columns: minmax(0, 1fr) clamp(360px, 28vw, 440px);
  gap: clamp(var(--space-6), 7vw, var(--space-16));
  align-items: end;
}

.site-access-intro {
  align-self: center;
  min-width: 0;
  max-width: 1020px;
}

.site-access-intro h1 {
  margin: 0;
  font-weight: 400;
  letter-spacing: var(--tracking-display);
  line-height: 0.9;
}

.site-access-title {
  display: block;
  font-size: clamp(4rem, 7vw, 7rem);
}

.site-access-title > span {
  display: block;
  white-space: nowrap;
}

.site-access-title-maintenance {
  font-size: clamp(3.5rem, 5.2vw, 5.4rem);
  line-height: 0.94;
}

.site-access-title-unavailable {
  max-width: 13ch;
  font-size: clamp(3.25rem, 5vw, 5.15rem);
  line-height: 0.96;
}

.site-access-description {
  max-width: 52ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-size: var(--text-lg);
  line-height: 1.65;
}

.site-access-surface {
  position: relative;
  width: 100%;
  align-self: end;
  padding: clamp(var(--space-4), 3vw, var(--space-6));
  overflow: hidden;
  background-color: rgba(17, 17, 17, 0.88);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.045) inset,
    0 32px 96px rgba(0, 0, 0, 0.68);
  backdrop-filter: blur(20px);
}

.site-access-surface::before {
  content: '';
  position: absolute;
  inset: 0 auto auto 18%;
  width: 46%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--titanium-light), transparent);
  opacity: 0.48;
}

.site-access-surface::after {
  content: '';
  position: absolute;
  inset: 14% auto 18% 0;
  width: 1px;
  background: linear-gradient(transparent, rgba(100, 210, 255, 0.52), transparent);
  opacity: 0.52;
}

.site-access-surface h2 {
  margin: 0;
  font-size: clamp(1.625rem, 2vw, 2rem);
  font-weight: 500;
  letter-spacing: var(--tracking-heading);
  line-height: 1.15;
}

.site-access-lede {
  max-width: 36ch;
  margin-top: var(--space-1);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.6;
}

.site-access-form {
  margin-top: var(--space-4);
}

.site-access-field label {
  margin-bottom: 6px;
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-normal);
  line-height: 1.4;
  text-transform: none;
}

.site-access-password-control {
  position: relative;
}

.site-access-password-control input {
  min-height: 56px;
  padding: var(--space-1) 76px var(--space-1) var(--space-2);
  background-color: rgba(0, 0, 0, 0.42);
  border-color: var(--border-default);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  letter-spacing: var(--tracking-input);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.025) inset;
}

.site-access-password-control input:hover {
  border-color: var(--titanium-dark);
}

.site-access-password-control input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 1px rgba(100, 210, 255, 0.16);
}

.site-access-toggle {
  position: absolute;
  inset: 1px 1px 1px auto;
  min-width: 64px;
  padding: 0 var(--space-2);
  background-color: rgba(17, 17, 17, 0.96);
  border: 0;
  border-left: 1px solid var(--border-default);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-normal);
  line-height: 1;
  text-transform: none;
}

.site-access-toggle:hover {
  color: var(--text-primary);
}

.site-access-hint {
  margin-top: 6px;
  color: var(--text-muted);
  font-size: var(--text-xs);
  line-height: 1.5;
}

.site-access-submit,
.site-access-continue,
.site-access-logout {
  width: 100%;
  min-height: 54px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-control);
  line-height: 1.2;
  text-transform: none;
}

.site-access-submit,
.site-access-continue {
  margin-top: var(--space-3);
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border: 1px solid var(--text-primary);
}

.site-access-submit:hover,
.site-access-continue:hover {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  box-shadow: 0 0 28px rgba(232, 228, 217, 0.13);
  text-decoration: none;
}

.site-access-submit:disabled {
  color: var(--bg-primary);
  opacity: 0.48;
}

.site-access-continue {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-3);
}

.site-access-logout {
  margin-top: 10px;
  background-color: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
}

.site-access-logout:hover {
  color: var(--text-primary);
  border-color: var(--titanium-mid);
}

.site-access-message {
  min-height: 24px;
  margin-top: 10px;
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.5;
}

.site-access-message.is-error {
  color: var(--accent-danger);
}

.site-access-message.is-success {
  color: var(--text-primary);
}

.site-access-unavailable,
.site-access-authorized {
  display: none;
}

.site-access-unavailable p {
  margin-top: var(--space-2);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.6;
}

[data-site-state='unavailable'] .site-access-entry,
[data-site-state='authorized'] .site-access-entry {
  display: none;
}

[data-site-state='unavailable'] .site-access-unavailable,
[data-site-state='authorized'] .site-access-authorized {
  display: block;
}

[data-site-state='authorized'] .site-access-surface {
  background-color: rgba(17, 17, 17, 0.82);
  border-color: var(--titanium-dark);
}

.site-access-copy-maintenance,
.site-access-copy-unavailable {
  display: none;
}

[data-site-mode='maintenance'] .site-access-copy-prelaunch,
[data-site-mode='maintenance'] .site-access-copy-unavailable,
[data-site-mode='unavailable'] .site-access-copy-prelaunch,
[data-site-mode='unavailable'] .site-access-copy-maintenance {
  display: none;
}

[data-site-mode='maintenance'] .site-access-copy-maintenance,
[data-site-mode='unavailable'] .site-access-copy-unavailable {
  display: flex;
}

[data-site-mode='maintenance'] .site-access-title.site-access-copy-maintenance,
[data-site-mode='unavailable'] .site-access-title.site-access-copy-unavailable,
[data-site-mode='maintenance'] .site-access-description.site-access-copy-maintenance,
[data-site-mode='unavailable'] .site-access-description.site-access-copy-unavailable {
  display: block;
}

.site-access-footer {
  flex: 0 0 auto;
  min-height: var(--space-10);
  padding: var(--space-2) var(--site-access-gutter) var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  color: var(--text-muted);
  font-size: var(--text-xs);
}

.site-access-footer nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-access-footer a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  color: var(--text-muted);
}

.site-access-footer a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

@media (max-width: 900px) {
  .site-access-shell {
    --site-access-gutter: clamp(var(--space-3), 7vw, var(--space-6));
  }

  .site-access-backdrop::before {
    width: 138vw;
    left: 4vw;
    top: 30vh;
    opacity: 0.58;
  }

  .site-access-header {
    min-height: var(--space-10);
    padding-top: var(--space-3);
  }

  .site-access-page {
    padding-top: var(--space-3);
    padding-bottom: var(--space-5);
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-5);
  }

  .site-access-intro {
    align-self: start;
  }

  .site-access-title {
    font-size: clamp(3.4rem, 10.5vw, 5.5rem);
  }

  .site-access-title-maintenance,
  .site-access-title-unavailable {
    font-size: clamp(3rem, 8.8vw, 4.75rem);
  }

  .site-access-description {
    max-width: 58ch;
    margin-top: var(--space-3);
  }

  .site-access-surface {
    width: min(100%, 520px);
    justify-self: end;
  }
}

@media (max-width: 600px) {
  .site-access-shell {
    --site-access-gutter: var(--space-3);
  }

  .site-access-header {
    min-height: 72px;
    padding-top: var(--space-3);
    padding-bottom: var(--space-1);
  }

  .site-access-brand {
    font-size: var(--text-base);
  }

  .site-access-marker {
    max-width: 19ch;
    gap: var(--space-1);
  }

  .site-access-marker.site-access-copy-prelaunch,
  .site-access-marker.site-access-copy-maintenance {
    white-space: nowrap;
  }

  .site-access-marker::before {
    width: var(--space-1);
  }

  .site-access-page {
    padding-top: var(--space-2);
    padding-bottom: var(--space-4);
    gap: var(--space-4);
  }

  .site-access-title {
    font-size: clamp(2.8rem, 12.7vw, 3.4rem);
    line-height: 0.92;
  }

  .site-access-title-maintenance,
  .site-access-title-unavailable {
    font-size: clamp(2.55rem, 11vw, 3rem);
    line-height: 0.98;
  }

  .site-access-title-maintenance > span,
  .site-access-title-unavailable > span {
    white-space: normal;
  }

  .site-access-description {
    margin-top: var(--space-3);
    font-size: 0.9375rem;
    line-height: 1.55;
  }

  .site-access-surface {
    width: 100%;
    padding: var(--space-3);
  }

  .site-access-surface h2 {
    font-size: var(--text-xl);
  }

  .site-access-form {
    margin-top: var(--space-3);
  }

  .site-access-password-control input {
    min-height: 52px;
  }

  .site-access-submit,
  .site-access-continue,
  .site-access-logout {
    min-height: 52px;
  }

  .site-access-footer {
    padding-top: var(--space-1);
    padding-bottom: var(--space-2);
    align-items: flex-start;
    flex-direction: column-reverse;
    gap: 2px;
  }

  .site-access-footer nav {
    width: 100%;
    justify-content: space-between;
    gap: var(--space-2);
  }
}

/* A short landscape phone gets the desktop relationship in compressed form
   instead of a tall one-column stack hidden below browser chrome. */
@media (max-height: 620px) and (min-width: 700px) {
  .site-access-header {
    min-height: var(--space-6);
    padding-top: var(--space-2);
    padding-bottom: 0;
  }

  .site-access-page {
    padding-top: var(--space-1);
    padding-bottom: var(--space-2);
    grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
    gap: var(--space-4);
    align-items: center;
  }

  .site-access-title,
  .site-access-title-maintenance,
  .site-access-title-unavailable {
    font-size: clamp(2.75rem, 6.4vw, 4rem);
  }

  .site-access-description {
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    line-height: 1.5;
  }

  .site-access-surface {
    padding: var(--space-3);
  }

  .site-access-form {
    margin-top: var(--space-2);
  }

  .site-access-password-control input,
  .site-access-submit,
  .site-access-continue,
  .site-access-logout {
    min-height: 48px;
  }

  .site-access-submit,
  .site-access-continue {
    margin-top: var(--space-2);
  }

  .site-access-footer {
    min-height: var(--space-5);
    padding-top: 0;
    padding-bottom: var(--space-1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-access-backdrop::before {
    transform: rotate(-12deg) skewX(-2deg);
  }
}