/* guestbook */

body[class] > main > section.section.guestbook > .guestbook-book {
  grid-column: wide;
}

.t-guestbook > main > .page-header {
  margin-block-end: 0;
}

.t-guestbook > main > .guestbook {
  margin-block: 0;
  padding-block: 0;
}

.guestbook-book {
  --guestbook-cover-width: clamp(0rem, calc((100vw - 30rem) * .45), 14rem);
  --guestbook-baseline: 1.75rem;
  --guestbook-line: color-mix(in oklch, var(--color-copper) 18%, transparent);
  --guestbook-control-line: color-mix(in oklch, var(--color-frame) 55%, var(--color-copper));
  color-scheme: light;
  position: relative;
  display: flex;
  min-block-size: 30rem;
  margin-block: var(--space-s) var(--space-xl);
  border: solid 1rem var(--color-copper);
  background: color-mix(in oklch, var(--color-wall) 88%, white);
  color: var(--color-ink);
  box-shadow:
    0 -1px 1px #e5e2d5,
    1px 3px 3px color-mix(in oklch, var(--color-wall) 28%, black);
}

.guestbook-cover,
.guestbook-page {
  box-shadow: 1px 3px 3px color-mix(in oklch, var(--color-copper) 28%, black);
}

.guestbook-cover {
  flex: 0 1 var(--guestbook-cover-width);
  inline-size: var(--guestbook-cover-width);
  min-inline-size: 0;
  background: linear-gradient(
    90deg,
    #f9f8ea 20%,
    #fffa 60%,
    #e5e2d5 70%,
    var(--color-copper-20) 73%,
    #e5e2d5 100%
  );
}

.guestbook-ribbon {
  --ribbon-half: .7rem;
  z-index: 2;
  flex: 0 0 calc(var(--ribbon-half) * 1.9);
  margin-block: -.1rem -3rem;
  border: solid 1rem transparent;
  border-width: 0 var(--ribbon-half) calc(var(--ribbon-half) * 3) var(--ribbon-half);
  border-inline-color: var(--color-signal);
  box-shadow: 0 -1px 1px #e5e2d5;
}

.guestbook-page {
  flex: 1 1 0;
  min-width: 0;
  padding: clamp(1.5rem, 4vw, 3rem);
  padding-block-end: clamp(4rem, 7vw, 5rem);
  background: color-mix(in oklch, var(--color-wall) 94%, white);
}

.guestbook-form {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  max-width: 52rem;
  margin-block-end: var(--space-l);
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid color-mix(in oklch, var(--color-frame) 65%, transparent);
  background: color-mix(in oklch, var(--color-wall) 92%, transparent);
}

.guestbook-field {
  display: grid;
  align-content: start;
  gap: .35rem;

  > label {
    font-weight: 600;

    > span {
      color: oklch(from var(--color-ink) l c h / .65);
      font-size: var(--font-size-0);
      font-weight: 400;
    }
  }

  > :is(input, textarea) {
    width: 100%;
    padding: .65rem .75rem;
    border: 1px solid var(--guestbook-control-line);
    border-radius: var(--rounded);
    outline: 2px solid transparent;
    background: var(--color-wall);
    color: var(--color-ink);
    font: inherit;
    line-height: var(--line-height-2);
    appearance: none;
    -webkit-appearance: none;
  }

  > :is(input, textarea)::placeholder {
    color: oklch(from var(--color-ink) l c h / .55);
    opacity: 1;
  }

  > textarea {
    min-height: 7rem;
    resize: vertical;
  }

  > :is(input, textarea):focus-visible {
    border-color: var(--color-signal);
    outline: 1px solid var(--color-signal);
  }

  > :is(input, textarea)[aria-invalid="true"] {
    border-color: var(--color-signal);
  }
}

.guestbook-form > .guestbook-field {
  position: relative;

  > label {
    position: absolute;
    z-index: 1;
    inset-block-start: 50%;
    inset-inline: .75rem auto;
    max-inline-size: calc(100% - 1.5rem);
    transform: translateY(-50%);
    color: var(--color-copper);
    line-height: 1;
    pointer-events: none;
    transition: inset-block-start .15s ease, transform .15s ease, font-size .15s ease;
  }

  > :is(input, textarea) {
    padding-block: 1.75rem .35rem;
  }

  &:has(> :is(input, textarea):required) > label::after {
    content: " *";
    color: var(--color-signal);
  }

  &:has(> textarea) > label {
    inset-block-start: .8rem;
    transform: none;
  }

  &:focus-within > label,
  &:has(> :is(input, textarea):not(:placeholder-shown)) > label {
    inset-block-start: .35rem;
    transform: none;
    font-size: var(--font-size-0);
  }
}

.guestbook-form > .guestbook-field-social {
  > input::placeholder {
    opacity: 0;
  }

  > input:focus::placeholder {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .guestbook-form > .guestbook-field > label {
    transition: none;
  }
}

.guestbook-field-note,
.guestbook-field-social,
.guestbook-submit {
  grid-column: 1 / -1;
}

.guestbook-error,
.guestbook-alert {
  color: var(--color-signal);
}

.guestbook-alert,
.guestbook-success {
  max-width: 52rem;
  margin-block: 0 var(--space-m);
  padding: .75rem 1rem;
  border-inline-start: 3px solid var(--color-signal);
  background: var(--color-signal-soft);
}

.guestbook-success {
  color: var(--color-bloom-ink);
  border: 3px solid var(--color-bloom-ink);
  background: var(--color-bloom);

  > :first-child { margin-block-start: 0; }
  > :last-child { margin-block-end: 0; }
}

.guestbook-local-note {
  color: var(--color-copper);
  font-size: var(--font-size-0);
}

.guestbook-review-intro {
  max-width: 52rem;
}

.guestbook-review-form {
  margin-block-start: var(--space-m);
}

.guestbook-submit {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .75rem 1rem;

  > small {
    max-width: 34rem;
    color: oklch(from var(--color-ink) l c h / .72);
  }

  > .button {
    border-color: var(--guestbook-control-line);
    background: var(--color-wall);
    color: var(--color-signal);
    opacity: 1;
    font-weight: 600;

    &:hover,
    &:focus-visible {
      border-color: var(--color-signal);
      background: var(--color-signal);
      color: #fff;
    }
  }
}

.guestbook-trap {
  position: absolute;
  inset-inline-start: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.guestbook-signings {
  padding-block-start: var(--space-s);
  border-block-start: 1px solid var(--color-frame);

  > h3 {
    margin-block: 0 var(--space-s);
    font-size: var(--font-size-0);
    line-height: var(--guestbook-baseline);
  }
}

.guestbook-empty {
  color: var(--color-copper);
  font-size: var(--font-size-0);
  line-height: var(--guestbook-baseline);
}

.guestbook-columns,
.guestbook-signing > article {
  display: grid;
  grid-template-columns: minmax(6.5rem, .7fr) minmax(18rem, 2.6fr) minmax(8rem, .85fr) max-content;
  gap: 0 1rem;
  background:
    repeating-linear-gradient(
      to bottom,
      transparent 0 calc(var(--guestbook-baseline) - 1px),
      var(--guestbook-line) calc(var(--guestbook-baseline) - 1px) var(--guestbook-baseline)
    );
  font-size: var(--font-size-0);
  line-height: var(--guestbook-baseline);
}

.guestbook-columns {
  min-height: calc(var(--guestbook-baseline) * 2);
  padding-block: var(--guestbook-baseline) 0;
  background-origin: content-box;
  background-clip: content-box;
  color: var(--color-copper);
  font-family: var(--font-family-rounded);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.guestbook-signing-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.guestbook-signing {
  padding-block: var(--guestbook-baseline);
}

.guestbook-cell {
  min-width: 0;
  margin: 0;
}

.guestbook-name a {
  display: inline-flex;
  align-items: baseline;
  gap: .35em;
}

.guestbook-url {
  overflow-wrap: anywhere;
}

.guestbook-date {
  color: var(--color-copper);
  white-space: nowrap;
}

.guestbook-reply {
  grid-column: 2 / -1;
  display: grid;
  grid-template-columns: 1.25rem minmax(0, 1fr) max-content;
  align-items: baseline;
  gap: 0 .5rem;
  margin-block-start: var(--guestbook-baseline);
  font-size: inherit;
  line-height: inherit;

  > p {
    margin: 0;
  }

  > time {
    flex: none;
    color: var(--color-copper);
    font-size: inherit;
  }
}

.guestbook-reply-arrow {
  color: var(--color-copper);
}

.guestbook-page-number {
  position: absolute;
  right: 3rem;
  bottom: 2rem;
  z-index: 1;
  color: color-mix(in oklch, var(--color-copper) 40%, white);
  font-size: var(--font-size-0);
}

@media (max-width: 48rem) {
  .guestbook-book {
    border-width: .75rem;
  }

  .guestbook-cover {
    display: none;
  }

  .guestbook-ribbon {
    --ribbon-half: clamp(.42rem, 2vw, .7rem);
  }

  .guestbook-page {
    padding: clamp(1.25rem, 6vw, 2rem);
    padding-block-end: 4rem;
  }

  .guestbook-columns {
    display: none;
  }

  .guestbook-signing > article {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .guestbook-cell {
    display: grid;
    grid-template-columns: 4.75rem minmax(0, 1fr);
    gap: .75rem;

    &::before {
      content: attr(data-label);
      color: var(--color-copper);
      font-family: var(--font-family-rounded);
      font-size: inherit;
      font-weight: 600;
      letter-spacing: .06em;
      text-transform: uppercase;
    }
  }

  .guestbook-reply {
    grid-column: auto;
    grid-template-columns: 1.25rem minmax(0, 1fr) max-content;
  }

  .guestbook-page-number {
    right: clamp(1.25rem, 6vw, 2rem);
  }
}

@media (max-width: 40rem) {
  .guestbook-form {
    grid-template-columns: 1fr;
  }

  .guestbook-field-note,
  .guestbook-field-social,
  .guestbook-submit {
    grid-column: auto;
  }

  .guestbook-submit > .button {
    border-color: var(--color-signal);
    background: var(--color-signal);
    color: #fff;
  }
}

@media (max-width: 28rem) {
  .guestbook-cell {
    grid-template-columns: 1fr;
    gap: .1rem;
  }

  .guestbook-reply {
    display: grid;
  }
}