/* Faithful Correspondence — letters, not chat */

/* --------------------------------------------------------------------------
   Invitation — the first thing you see
   -------------------------------------------------------------------------- */
.corr-invitation {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--space-gutter);
  padding-block: clamp(4rem, 12vw, 8rem) var(--space-xl);
  text-align: center;
}

.corr-invitation__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 8vw + 1rem, 5rem);
  font-weight: var(--font-weight-heading);
  line-height: var(--line-height-tight);
  letter-spacing: 0.02em;
  color: var(--color-charcoal);
  margin-bottom: var(--space-xl);
}

.corr-invitation__text {
  text-align: left;
  max-width: 38rem;
  margin-inline: auto;
}

.corr-invitation__text p {
  font-size: var(--text-body);
  line-height: var(--line-height-body);
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.corr-invitation__text a {
  color: var(--color-wine);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--color-border);
  transition: color var(--duration-fast) var(--ease-out),
    text-decoration-color var(--duration-fast) var(--ease-out);
}

.corr-invitation__text a:hover {
  color: var(--color-wine-deep);
  text-decoration-color: var(--color-wine);
}

.corr-invitation__text p:first-child {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: var(--font-weight-heading);
  font-style: italic;
  color: var(--color-charcoal);
  text-align: center;
  margin-bottom: var(--space-lg);
}

.corr-invitation__boundary {
  font-size: var(--text-small) !important;
  color: var(--color-text-muted) !important;
  border-top: var(--separator-width) solid var(--color-separator);
  padding-top: var(--space-md);
  margin-top: var(--space-lg) !important;
}

.corr-invitation__action {
  margin-top: var(--space-xl);
  text-align: center;
}

/* --------------------------------------------------------------------------
   Composition form
   -------------------------------------------------------------------------- */
.corr-compose {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--space-gutter);
  padding-block: var(--space-xl);
}

.corr-compose__title {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: var(--font-weight-heading);
  line-height: var(--line-height-tight);
  color: var(--color-charcoal);
  margin-bottom: var(--space-lg);
}

.corr-compose__textarea {
  min-height: 16rem;
}

.corr-compose__email-note {
  font-weight: 400;
  text-transform: none;
  letter-spacing: normal;
  color: var(--color-stone-muted);
}

.corr-compose__notices {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.corr-compose__check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  font-size: var(--text-small);
  color: var(--color-text);
  cursor: pointer;
}

.corr-compose__check input[type="checkbox"] {
  margin-top: 0.25em;
  flex-shrink: 0;
  accent-color: var(--color-wine);
}

.corr-compose__notice {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.corr-compose__notice a {
  color: var(--color-wine);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.corr-compose__notice a:hover {
  color: var(--color-wine-deep);
}

.corr-compose__cancel {
  font-size: var(--text-small);
  color: var(--color-text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--color-separator);
  padding: var(--space-sm) var(--space-md);
  transition: color var(--duration-fast) var(--ease-out);
}

.corr-compose__cancel:hover {
  color: var(--color-text);
}

.form__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* --------------------------------------------------------------------------
   Confirmation
   -------------------------------------------------------------------------- */
.corr-confirmation {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--space-gutter);
  padding-block: clamp(4rem, 12vw, 8rem) var(--space-xl);
  text-align: center;
}

.corr-confirmation__title {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: var(--font-weight-heading);
  line-height: var(--line-height-tight);
  color: var(--color-charcoal);
  margin-bottom: var(--space-lg);
}

.corr-confirmation__text {
  font-size: var(--text-body);
  color: var(--color-text-muted);
  max-width: 32rem;
  margin-inline: auto;
  margin-bottom: var(--space-md);
}

/* --------------------------------------------------------------------------
   Collection — published letters
   -------------------------------------------------------------------------- */
.corr-collection {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--space-gutter);
  padding-block: var(--space-section);
}

.corr-collection__title {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: var(--font-weight-heading);
  line-height: var(--line-height-tight);
  color: var(--color-charcoal);
  margin-bottom: var(--space-lg);
}

.corr-collection__empty {
  font-size: var(--text-body);
  color: var(--color-text-muted);
  font-style: italic;
}

.corr-collection__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* --------------------------------------------------------------------------
   Letter card — in the collection
   -------------------------------------------------------------------------- */
.corr-card {
  display: block;
  padding: var(--space-md) 0;
  border-bottom: var(--separator-width) solid var(--color-separator);
  text-decoration: none;
  color: inherit;
  transition: background-color var(--duration-fast) var(--ease-out);
}

.corr-card:first-child {
  border-top: var(--separator-width) solid var(--color-separator);
}

.corr-card:hover {
  background-color: var(--color-parchment-deep);
}

.corr-card__name {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: var(--font-weight-heading);
  color: var(--color-charcoal);
  margin-bottom: 0.25rem;
}

.corr-card__excerpt {
  font-size: var(--text-body);
  color: var(--color-text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.corr-card__date {
  font-size: var(--text-small);
  color: var(--color-stone-muted);
  margin-top: var(--space-xs);
  letter-spacing: var(--letter-spacing-wide);
}

/* --------------------------------------------------------------------------
   Thread view — a single published exchange
   -------------------------------------------------------------------------- */
.corr-thread {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--space-gutter);
  padding-block: clamp(4rem, 10vw, 7rem) var(--space-xl);
}

.corr-thread__header {
  margin-bottom: var(--space-xl);
  text-align: center;
}

.corr-thread__name {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: var(--font-weight-heading);
  line-height: var(--line-height-tight);
  color: var(--color-charcoal);
}

.corr-thread__date {
  font-size: var(--text-small);
  color: var(--color-stone-muted);
  margin-top: var(--space-xs);
  letter-spacing: var(--letter-spacing-wide);
}

.corr-thread__messages {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

/* --------------------------------------------------------------------------
   Message — individual letter or response
   -------------------------------------------------------------------------- */
.corr-message {
  padding-top: var(--space-lg);
  border-top: var(--separator-width) solid var(--color-separator);
}

.corr-message:first-child {
  border-top: none;
  padding-top: 0;
}

.corr-message__sender {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: var(--font-weight-heading);
  color: var(--color-charcoal);
  margin-bottom: var(--space-md);
  letter-spacing: 0.01em;
}

.corr-message__sender--ethos {
  color: var(--color-wine);
}

.corr-message__body {
  font-size: var(--text-body);
  line-height: var(--line-height-body);
  color: var(--color-text);
}

.corr-message__body p {
  margin-bottom: var(--space-sm);
}

.corr-message__body p:last-child {
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Thread back link
   -------------------------------------------------------------------------- */
.corr-thread__back {
  display: inline-block;
  margin-top: var(--space-xl);
  font-family: var(--font-heading);
  font-size: var(--text-small);
  font-weight: 500;
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}

.corr-thread__back:hover {
  color: var(--color-charcoal);
}

/* --------------------------------------------------------------------------
   Loading state
   -------------------------------------------------------------------------- */
.corr-thread__loading {
  text-align: center;
  padding-block: var(--space-xl);
  color: var(--color-text-muted);
  font-style: italic;
}

.corr-thread__not-found {
  text-align: center;
  padding-block: var(--space-xl);
}

.corr-thread__not-found p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

/* --------------------------------------------------------------------------
   Reduced motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .corr-card,
  .corr-compose__cancel {
    transition: none;
  }
}