:root {
  --gb-bg: #ffffff;
  --gb-text: #111111;
  --gb-text-muted: #666666;
  --gb-line: #dddddd;
  --gb-line-soft: #eeeeee;
  --gb-surface-soft: #fafafa;
  --gb-state-posted: #1f6f43;
  --gb-state-pending: #8a6700;
  --gb-state-rejected: #8b2e2e;
  --gb-state-error: #8b2e2e;

  --gb-width: 720px;
  --gb-radius: 10px;
  --gb-space-1: 8px;
  --gb-space-2: 12px;
  --gb-space-3: 16px;
  --gb-space-4: 24px;
  --gb-space-5: 32px;
}

/* ===== Human-approved SP Compose Cell layer ===== */
@media screen and (max-width: 979px) {
  #guestbook.guestbook-screen--compose {
    --guestbook-compose-cell: calc(100vw / 3);
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose {
    --guestbook-compose-cell:
      var(--guestbook-list-unit, calc(100vw / 9));
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    > .guestbook-form__identity,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    > .guestbook-form__field--entry-comment,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    > .guestbook-form__field--stamp,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    > .guestbook-form__actions,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    > .guestbook-form__field--stamp {
    background-image:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%
      ),
      linear-gradient(
        135deg,
        #ffffff 0%,
        #f4f4f4 71%,
        #f0f0f0 100%
      );
    background-size:
      var(--guestbook-compose-cell) var(--guestbook-compose-cell),
      var(--guestbook-compose-cell) var(--guestbook-compose-cell);
    background-repeat: repeat;
    background-position: left top;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity
    .guestbook-form__label,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-comment
    .guestbook-form__label,
  #guestbook.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-form__label {
    font-size: 10px;
    line-height: 1;
    letter-spacing: -0.03em;
  }

  @media screen and (max-width: 519px) {
    #guestbook.guestbook-view--grid.guestbook-screen--compose
      #guestbook-entry-form
      .guestbook-form__identity
      .guestbook-form__label,
    #guestbook.guestbook-view--grid.guestbook-screen--compose
      #guestbook-entry-form
      .guestbook-form__field--entry-comment
      .guestbook-form__label {
      font-size: 10px;
      line-height: 1;
      letter-spacing: -0.03em;
    }
  }

  #guestbook.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity
    .guestbook-form__input,
  #guestbook.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea {
    border-top: 0;
    border-right: 0;
    border-bottom: 1px solid var(--gb-line-soft);
    border-left: 0;
    border-radius: 0;
    background: transparent;
  }

  #guestbook.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity
    .guestbook-form__input:focus,
  #guestbook.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea:focus {
    border-bottom-color: var(--gb-text);
    outline: 0;
  }

  #guestbook.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity-title,
  #guestbook.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__submit-label {
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0;
  }

  #guestbook.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity-copy,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity-copy {
    align-self: end;
    padding-bottom: 6px;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-form__label {
    display: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-picker {
    display: grid;
    grid-template-columns:
      repeat(
        var(--guestbook-list-cell-count, 9),
        minmax(0, 1fr)
      );
    grid-auto-flow: row;
    grid-auto-rows: var(--guestbook-compose-cell);
    width: 100%;
    min-width: 0;
    height: auto;
    min-height: 0;
    margin: 0;
    padding: 0;
    gap: 0;
    overflow: hidden;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    margin: 0;
    border: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option {
    padding: 3px;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gb-text);
    font-size: 10px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0;
    text-align: center;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot--empty {
    color: transparent;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option__image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp:not([hidden]) {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    height: auto;
    min-height: 0;
    margin: 0;
    padding: 0;
    gap: 0;
    row-gap: 0;
    column-gap: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    grid-column: 1 / -1;
    grid-row: auto;
  }
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option {
    background-image:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%
      ),
      linear-gradient(
        135deg,
        #ffffff 0%,
        #f4f4f4 71%,
        #f0f0f0 100%
      );
  }
}

/* 4-column Grid Composer square-cell basis */
@media screen and (min-width: 520px) and (max-width: 719px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose {
    --guestbook-compose-cell: calc(100vw / 4);
    --composer-cell: var(--guestbook-compose-cell);
  }
}

/* SP Grid Compose Stamp ownership */
@media screen and (max-width: 519px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-form__label {
    display: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-picker {
    display: grid;
    grid-template-columns: repeat(9, minmax(0, 1fr));
    grid-template-rows: repeat(3, minmax(0, 1fr));
    grid-auto-flow: row;
    width: 100%;
    min-width: 0;
    height: auto;
    min-height: 0;
    aspect-ratio: 3 / 1;
    margin: 0;
    padding: 0;
    gap: 0;
    overflow: hidden;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    margin: 0;
    border: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option {
    padding: 3px;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gb-text);
    font-size: 10px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0;
    text-align: center;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot--empty {
    color: transparent;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option__image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp:not([hidden]) {
    grid-column: 1 / -1;
    grid-row: 3;
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    height: auto;
    min-height: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option {
    background-image:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%
      ),
      linear-gradient(
        135deg,
        #ffffff 0%,
        #f4f4f4 71%,
        #f0f0f0 100%
      );
  }
}

/* The generated SP-only slots are not part of the established PC picker. */
@media screen and (min-width: 520px) {
  #guestbook-entry-form .guestbook-stamp-slot {
    display: none;
  }
}



#guestbook {
  width: min(100%, var(--gb-width));
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
}


#guestbook {
  padding: var(--gb-space-4) var(--gb-space-3);
  color: var(--gb-text);
  background: var(--gb-bg);
  margin-bottom: 20px;
}

.guestbook__header {
  margin-bottom: var(--gb-space-4);
  text-align: center;
}

.guestbook__title {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.3;
  font-weight: 600;
}

.guestbook__intro-inline {
  margin-left: 10px;
  color: var(--gb-text-muted);
  font-size: 0.78rem;
  font-weight: 400;
  white-space: nowrap;
}

.guestbook__compose {
  margin-bottom: 16px;
  padding: 0;
  border: 0;
  background: transparent;
}

.guestbook-compose-panel {
  margin-top: 12px;
}

.guestbook-form__field + .guestbook-form__field {
  margin-top: var(--gb-space-3);
}

.guestbook-form__label {
  display: inline-block;
  margin-bottom: 3px;
  font-size: 10px;
  letter-spacing: 0.03em;
  color: var(--gb-text-muted);
}

.guestbook-form__social-break {
  display: none;
}

.guestbook-form__optional {
  color: var(--gb-text-muted);
}

.guestbook-form__input,
.guestbook-form__textarea {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--gb-line-soft);
  border-radius: 6px;
  background: #ffffff;
  color: var(--gb-text);
  font: inherit;
  padding: 8px 10px;
}

.guestbook-form__textarea {
  min-height: 5.5em;
  resize: vertical;
}

#guestbook.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__input::placeholder,
#guestbook.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__textarea::placeholder {
  color: rgba(17, 17, 17, 0.3);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: -0.02em;
  opacity: 1;
}

.guestbook-form__meta {
  margin-top: var(--gb-space-3);
}

.guestbook-form__help {
  margin: 0;
  color: var(--gb-text-muted);
  font-size: 0.78rem;
  line-height: 1.4;
}


/*
 * Compose supplemental copy
 *
 * Stamp and POST share typography and responsive wrapping.
 * View-specific rules define only position, available width and color.
 */
#guestbook.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__support-copy {
  box-sizing: border-box;
  min-width: 0;
  margin: 0;
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
  font-size:
    clamp(
      7px,
      calc(6px + 0.25vw),
      9px
    );
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.04em;
  text-align: right;
  text-wrap: balance;
  overflow-wrap: normal;
  white-space: normal;
}

#guestbook.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__support-copy--stamp {
  color: rgba(17, 17, 17, 0.28);
}

#guestbook.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__support-copy--post {
  color:
    var(
      --guestbook-post-help-color,
      rgba(17, 17, 17, 0.72)
    );
}

/*
 * Stamp support copy remains inside the Picker grid.
 * It automatically occupies the final three cells after 24 stamps.
 */
#guestbook.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-stamp-picker
  > .guestbook-form__support-copy--stamp {
  box-sizing: border-box;
  display: flex;
  grid-column: -4 / -1;
  grid-row: auto;
  align-items: center;
  justify-content: flex-end;
  align-self: stretch;
  justify-self: stretch;
  width: auto;
  min-width: 0;
  max-width: none;
  height: auto;
  margin: 0;
  padding:
    max(2px, 0.12em)
    max(6px, 0.6em);
  overflow: hidden;
  text-align: right;
}


/*
 * List support copy always occupies the final three cells
 * of the calculated Picker row.
 */
#guestbook.guestbook-view--list.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-stamp-picker
  > .guestbook-form__support-copy--stamp {
  grid-column-start:
    span var(--guestbook-list-stamp-copy-span, 3);
  grid-column-end: -1;
  grid-row: var(--guestbook-list-stamp-row-count);
}

#guestbook.guestbook-view--list.guestbook-screen--compose[data-guestbook-list-stamp-copy-hidden]
  #guestbook-entry-form
  .guestbook-stamp-picker
  > .guestbook-form__support-copy--stamp {
  display: none;
}

/*
 * Twelve columns fit the 24 stamps exactly in two rows.
 * Hide optional guidance instead of creating a third row.
 */
#guestbook.guestbook-view--list.guestbook-screen--compose[data-guestbook-list-cell-count="12"]
  #guestbook-entry-form
  .guestbook-stamp-picker
  > .guestbook-form__support-copy--stamp {
  display: none;
}


.guestbook-form__actions {
  margin-top: var(--gb-space-3);
}

.guestbook-form__submit {
  display: block;
  width: 100%;
  border: 1px solid var(--gb-text);
  border-radius: 999px;
  background: var(--gb-text);
  color: #ffffff;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.2;
  text-align: center;
  padding: 10px 14px;
  cursor: pointer;
}

.guestbook-result,
.guestbook-form__result {
  margin-top: var(--gb-space-3);
  min-height: 1.5em;
  font-size: 0.9rem;
  line-height: 1.5;
}

.guestbook-result.is-posted,
.guestbook-form__result.is-posted {
  color: var(--gb-state-posted);
}

.guestbook-result.is-pending,
.guestbook-form__result.is-pending {
  color: var(--gb-state-pending);
}

.guestbook-result.is-rejected,
.guestbook-form__result.is-rejected {
  color: var(--gb-state-rejected);
}

.guestbook-result.is-error,
.guestbook-form__result.is-error {
  color: var(--gb-state-error);
}

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

.guestbook-entry + .guestbook-entry {
  position: relative;
  margin-top: 24px;
  padding-top: 24px;
}

.guestbook-entry + .guestbook-entry::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 100vw;
  transform: translateX(-50%);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  pointer-events: none;
}

.guestbook-entry__header,
.guestbook-reply__header {
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 10px;
  line-height: 1.2;
}

.guestbook-entry__author,
.guestbook-reply__author {
  margin: 0;
  font-weight: 600;
  line-height: 1.4;
}

.guestbook-entry__author {
  font-size: 14px;
  letter-spacing: 0.01em;
}

.guestbook-reply__author {
  font-size: 12px;
  letter-spacing: 0.01em;
}

.guestbook-entry__date,
.guestbook-reply__date {
  color: var(--gb-text-muted);
  white-space: nowrap;
}

.guestbook-entry__date {
  font-size: 10px;
  opacity: 0.9;
}

.guestbook-reply__date {
  font-size: 10px;
  opacity: 0.9;
}

.guestbook-entry__body,
.guestbook-reply__body {
  margin-top: var(--gb-space-2);
}
.guestbook-entry__comment,
.guestbook-reply__comment {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.guestbook-entry__comment {
  font-size: 1.02rem;
  line-height: 1.85;
}

.guestbook-reply__comment {
  font-size: 12px;
  line-height: 1.6;
}

.guestbook-entry__footer,
.guestbook-reply__footer {
  margin-top: var(--gb-space-2);
}

.guestbook-entry__social-link,
.guestbook-reply__social-link {
  color: var(--gb-text-muted);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.guestbook-entry__social-link {
  font-size: 0.85rem;
}

.guestbook-reply__social-link {
  font-size: 0.82rem;
}

.guestbook-entry__actions {
  margin-top: 8px;
}

.guestbook-entry__reply-toggle,
.guestbook-entry__more-replies {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--gb-text-muted);
  font-size: 11px;
  font-weight: 400;
  line-height: 1;
  cursor: pointer;
}

.guestbook-entry__reply-icon {
  font-size: 11px;
  line-height: 1;
}

.guestbook-entry__reply-label {
  font-size: inherit;
  line-height: 1;
}

.guestbook-entry__replies {
  margin-top: var(--gb-space-3);
}

.guestbook-reply-list {
  margin-left: var(--gb-space-3);
  padding-left: var(--gb-space-3);
  border-left: 1px solid var(--gb-line-soft);
}

.guestbook-reply + .guestbook-reply {
  margin-top: var(--gb-space-3);
  padding-top: var(--gb-space-3);
  border-top: 1px solid var(--gb-line-soft);
}

.guestbook-entry__reply-compose {
  margin-top: var(--gb-space-3);
  margin-left: var(--gb-space-3);
  padding-left: var(--gb-space-3);
}

.guestbook-form--reply {
  padding: 12px;
  border: 1px solid var(--gb-line-soft);
  border-radius: 8px;
  background: #ffffff;
}

.guestbook__empty,
.guestbook__loading {
  color: var(--gb-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.guestbook-older-entries {
  margin-top: var(--gb-space-4);
  text-align: center;
}

.guestbook-older-entries__button {
  min-width: 160px;
  padding: 10px 16px;
  border: 1px solid var(--gb-line);
  border-radius: 999px;
  background: #ffffff;
  color: var(--gb-text);
  font: inherit;
  cursor: pointer;
}

.guestbook-older-entries__button:hover {
  background: var(--gb-bg-soft);
}

.guestbook-older-entries__button:disabled {
  opacity: 0.6;
  cursor: default;
}

.guestbook-older-entries__status {
  margin: 8px 0 0;
  color: var(--gb-text-muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.guestbook-form.is-submitting .guestbook-form__submit,
.guestbook-form__submit:disabled {
  opacity: 0.6;
  cursor: default;
}



@media (max-width: 640px) {

  #guestbook {
    padding: var(--gb-space-4) var(--gb-space-2);
  }

  .guestbook__compose {
    padding: var(--gb-space-2);
  }

  .guestbook-entry__header,
  .guestbook-reply__header {
    display: block;
  }

  .guestbook-entry__date,
  .guestbook-reply__date {
    display: block;
    margin-top: 4px;
  }

  .guestbook-reply-list,
  .guestbook-entry__reply-compose {
    margin-left: var(--gb-space-2);
    padding-left: var(--gb-space-2);
  }
}

.guestbook-page-main {
  margin-top: var(--header-h, 60px);
  min-height: 100vh;
  padding: 32px 24px 56px;
}

@media screen and (max-width: 599px) {
  #guestbook-list.guestbook-list.list-view {
    --guestbook-list-row-height: 80px;
    --guestbook-list-leading-width: 60px;
  }

  .guestbook-page-main {
    padding: 24px 12px 40px;
  }
}


.guestbook-entry__author-link,
.guestbook-reply__author-link {
  color: inherit;
  text-decoration: none;
}

.guestbook-entry__author-link:hover,
.guestbook-reply__author-link:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Guestbook stamp posts */
.guestbook-content-kind {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.guestbook-content-kind__option {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  letter-spacing: 0;
  text-transform: uppercase;
  cursor: pointer;
}

.guestbook-form__field--stamp:not([hidden]) {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 96px;
  grid-template-areas:
    "label label"
    "picker preview"
    "help help";
  align-items: start;
  column-gap: 12px;
  row-gap: 8px;
}

.guestbook-form__field--stamp > .guestbook-form__label {
  grid-area: label;
}

.guestbook-form__field--stamp > .guestbook-stamp-picker {
  grid-area: picker;
}

.guestbook-form__field--stamp > .guestbook-stamp-preview {
  grid-area: preview;
}

.guestbook-form__field--stamp > .guestbook-form__help:not(.guestbook-form__support-copy) {
  grid-area: help;
}

.guestbook-stamp-preview {
  margin: 0;
  justify-self: end;
}

.guestbook-stamp-preview__frame {
  display: grid;
  place-items: center;
  width: 96px;
  height: 96px;
  box-sizing: border-box;
  padding: 7px;
  border: 1px solid currentColor;
  background: transparent;
}

.guestbook-stamp-preview__image {
  display: block;
  width: auto;
  height: auto;
  max-width: 80px;
  max-height: 80px;
  object-fit: contain;
}

.guestbook-stamp-picker {
  display: grid;
  grid-template-columns: repeat(auto-fit, 42px);
  justify-content: start;
  align-content: start;
  gap: 6px;
  min-height: 96px;
  overflow: visible;
  padding: 2px;
}

.guestbook-stamp-option {
  appearance: none;
  position: relative;
  display: grid;
  place-items: center;
  width: 42px;
  min-height: 42px;
  padding: 4px;
  border: 1px solid transparent;
  border-radius: 5px;
  background: transparent;
  cursor: pointer;
  opacity: 0.72;
}

.guestbook-stamp-option::after {
  content: "";
  position: absolute;
  inset: 2px;
  border: 1px solid currentColor;
  border-radius: 4px;
  opacity: 0;
  pointer-events: none;
}

.guestbook-stamp-option.is-selected,
.guestbook-stamp-option[aria-pressed="true"] {
  opacity: 1;
}

.guestbook-stamp-option.is-selected::after,
.guestbook-stamp-option[aria-pressed="true"]::after {
  opacity: 1;
}

.guestbook-stamp-option__image {
  width: 32px;
  height: 32px;
  object-fit: contain;
  display: block;
}

@media screen and (min-width: 760px) {
  .guestbook-stamp-picker {
    grid-template-columns: repeat(12, 42px);
    min-height: 96px;
  }
}

.guestbook-form__field--reply-stamp {
  display: none;
}

.guestbook-form--reply:has(input[name="content_kind"][value="stamp"]:checked) .guestbook-form__field--reply-comment {
  display: none;
}

.guestbook-form--reply:has(input[name="content_kind"][value="stamp"]:checked) .guestbook-form__field--reply-stamp {
  display: grid;
  grid-template-columns: minmax(0, max-content) 72px;
  grid-template-areas:
    "label label"
    "picker preview";
  justify-content: start;
  gap: 5px 12px;
  align-items: start;
}

.guestbook-form__field--reply-stamp > .guestbook-form__label {
  grid-area: label;
}

.guestbook-reply-stamp-picker {
  grid-area: picker;
  display: grid;
  grid-template-columns: repeat(12, 39px);
  justify-content: start;
  align-content: start;
  gap: 6px;
  min-height: 84px;
  overflow: visible;
  padding: 1px;
}

.guestbook-reply-stamp-preview {
  grid-area: preview;
  justify-self: end;
  margin: 0;
}

.guestbook-reply-stamp-preview__frame {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  box-sizing: border-box;
  padding: 6px;
  border: 1px solid currentColor;
  background: transparent;
}

.guestbook-reply-stamp-preview__frame::before {
  content: "";
  display: block;
  width: 58px;
  height: 58px;
  background: center / contain no-repeat var(--guestbook-reply-stamp-preview-image, none);
}

.guestbook-reply-stamp-option {
  position: relative;
  display: grid;
  place-items: center;
  width: 39px;
  min-height: 39px;
  padding: 4px;
  box-sizing: border-box;
  border: 1px solid transparent;
  border-radius: 5px;
  cursor: pointer;
  opacity: 0.72;
}

.guestbook-reply-stamp-option__input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.guestbook-reply-stamp-option::after {
  content: "";
  position: absolute;
  inset: 2px;
  border: 1px solid currentColor;
  border-radius: 3px;
  opacity: 0;
  pointer-events: none;
}

.guestbook-reply-stamp-option:has(.guestbook-reply-stamp-option__input:checked) {
  opacity: 1;
}

.guestbook-reply-stamp-option:has(.guestbook-reply-stamp-option__input:checked)::after {
  opacity: 1;
}

.guestbook-reply-stamp-option__image {
  width: 30px;
  height: 30px;
  object-fit: contain;
  display: block;
}

.guestbook-form--reply .guestbook-form__field + .guestbook-form__field {
  margin-top: 10px;
}

.guestbook-form--reply .guestbook-content-kind {
  margin-top: 10px;
}

.guestbook-form--reply .guestbook-content-kind + .guestbook-form__field {
  margin-top: 10px;
}

@media screen and (min-width: 760px) {
  .guestbook-form--reply .guestbook-reply-stamp-picker {
    grid-template-columns: repeat(12, 39px);
  }
}

.guestbook-entry__body--stamp {
  display: block;
}

.guestbook-entry__stamp {
  display: block;
}

.guestbook-entry__stamp-image,
.guestbook-reply__stamp-image {
  display: block;
  width: auto;
  height: auto;
  max-width: 112px;
  max-height: 112px;
  object-fit: contain;
}

/* Guestbook Works-like grid */
#guestbook-list.guestbook-list {
  width: 100%;
  margin-top: var(--gb-space-5);
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(var(--grid-columns, 4), minmax(0, 1fr));
  gap: var(--grid-gap, 0px);
}

#guestbook-list.guestbook-list .guestbook-entry {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  margin: 0;
  padding: 0;
  background:
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.2) 0%,
      rgba(255, 255, 255, 0) 100%
    ),
    linear-gradient(135deg, #ffffff 0%, #f4f4f4 71%, #f0f0f0 100%);

  --grid-thumb-shadow-1-x: 12px;
  --grid-thumb-shadow-1-y: 12px;
  --grid-thumb-shadow-1-blur: 18px;
  --grid-thumb-shadow-1-color: rgba(0, 0, 0, 0.2);
  --grid-thumb-shadow-2-x: 4px;
  --grid-thumb-shadow-2-y: 4px;
  --grid-thumb-shadow-2-blur: 8px;
  --grid-thumb-shadow-2-color: rgba(0, 0, 0, 0.07);
  --grid-thumb-shadow-3-x: 2px;
  --grid-thumb-shadow-3-y: 2px;
  --grid-thumb-shadow-3-blur: 3px;
  --grid-thumb-shadow-3-color: rgba(0, 0, 0, 0.07);
  --grid-thumb-inset-square: 55px;
}

#guestbook-list.guestbook-list .guestbook-entry + .guestbook-entry {
  margin-top: 0;
}

#guestbook-list.guestbook-list .guestbook-entry + .guestbook-entry::before {
  content: none;
  display: none;
}

#guestbook-list.guestbook-list .guestbook-entry__card,
#guestbook-list.guestbook-list .guestbook-entry__body--works-thumb {
  display: contents;
}

#guestbook-list.guestbook-list .guestbook-entry__header,
#guestbook-list.guestbook-list .guestbook-entry__replies,
#guestbook-list.guestbook-list .guestbook-entry__actions,
#guestbook-list.guestbook-list .guestbook-entry__reply-compose {
  display: none;
}

#guestbook-list.guestbook-list .guestbook-entry .thumb-frame {
  position: absolute;
  inset: 0;
  margin: auto;
  display: block;
  width: fit-content;
  height: fit-content;
  z-index: 1;
  transform: scale(1);
  transition: transform 0.22s ease;
}

#guestbook-list.guestbook-list .guestbook-entry .thumb-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.6) 0%,
      rgba(255, 255, 255, 0.12) 50%,
      rgba(255, 255, 255, 0) 100%
    ),
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.5) 0.1%,
      rgba(255, 255, 255, 0.1) 15%,
      rgba(255, 255, 255, 0) 30%
    );
}

#guestbook-list.guestbook-list .guestbook-entry img.thumb-img {
  position: relative;
  z-index: 1;
  display: block;
  width: auto;
  height: auto;
  box-shadow:
    var(--grid-thumb-shadow-1-x, 3px)
    var(--grid-thumb-shadow-1-y, 3px)
    var(--grid-thumb-shadow-1-blur, 12px)
    var(--grid-thumb-shadow-1-color, rgba(0, 0, 0, 0.07)),
    var(--grid-thumb-shadow-2-x, 0px)
    var(--grid-thumb-shadow-2-y, 1px)
    var(--grid-thumb-shadow-2-blur, 4px)
    var(--grid-thumb-shadow-2-color, rgba(0, 0, 0, 0.12)),
    var(--grid-thumb-shadow-3-x, 0px)
    var(--grid-thumb-shadow-3-y, 1px)
    var(--grid-thumb-shadow-3-blur, 2px)
    var(--grid-thumb-shadow-3-color, rgba(0, 0, 0, 0.08));
}

#guestbook-list.guestbook-list .guestbook-entry.is-square .thumb-frame {
  width: calc(100% - var(--grid-thumb-inset-square, 55px));
  height: calc(100% - var(--grid-thumb-inset-square, 55px));
  max-width: calc(100% - var(--grid-thumb-inset-square, 55px));
  max-height: calc(100% - var(--grid-thumb-inset-square, 55px));
}

#guestbook-list.guestbook-list .guestbook-entry.is-square img.thumb-img {
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: contain;
}

#guestbook-list.guestbook-list .guestbook-entry:hover .thumb-frame {
  transform: scale(1.03);
}

#guestbook-list.guestbook-list .guestbook-entry .item-info {
  display: none;
}

#guestbook-list.guestbook-list .guestbook-entry__missing-stamp {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  color: var(--gb-text-muted);
  font-size: 11px;
  text-align: center;
}

/* Guestbook tile meta / speaking bubble base */
#guestbook-list.guestbook-list .guestbook-entry__card-info {
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 8px;
  z-index: 4;
  display: flex;
  justify-content: center;
  pointer-events: none;
}

#guestbook-list.guestbook-list .guestbook-entry__card-name {
  display: block;
  max-width: 100%;
  overflow: hidden;
  color: #222;
  font-size: 10px;
  line-height: 1.2;
  letter-spacing: 0.01em;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-decoration: none;
  pointer-events: auto;
}

#guestbook-list.guestbook-list a.guestbook-entry__card-name:hover {
  text-decoration: underline;
}

#guestbook-list.guestbook-list .guestbook-entry__reply-count {
  position: absolute;
  top: 6px;
  right: 6px;
  z-index: 4;
  min-width: 23px;
  padding: 2px 5px;
  box-sizing: border-box;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  color: #222;
  font-size: 10px;
  line-height: 1.2;
  text-align: center;
  filter: drop-shadow(2px 3px 6px rgba(0, 0, 0, 0.12));
  pointer-events: none;
}

#guestbook-list.guestbook-list .guestbook-entry__card-bubble {
  position: absolute;
  left: var(--gb-bubble-left, 12px);
  top: var(--gb-bubble-top, 12px);
  right: auto;
  bottom: auto;
  z-index: 6;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 88px;
  min-height: 44px;
  max-width: min(62%, 196px);
  padding: 9px 13px 10px;
  box-sizing: border-box;
  border-radius: 19px;
  background: rgba(255, 255, 255, 0.96);
  color: #333;
  font-size: 11px;
  line-height: 1.45;
  opacity: 0;
  overflow: visible;
  pointer-events: none;
  transform: translateY(3px) scale(0.98);
  transition: opacity 0.08s steps(1, end), transform 0.08s steps(1, end);
  filter: drop-shadow(4px 6px 11px rgba(0, 0, 0, 0.12));
}

#guestbook-list.guestbook-list .guestbook-entry__card-bubble::before {
  content: "";
  position: absolute;
  left: clamp(26px, var(--gb-tail-x, 50%), calc(100% - 26px));
  width: 14px;
  height: 14px;
  background: rgba(255, 255, 255, 0.96);
  transform: translateX(-50%) rotate(45deg);
  z-index: 0;
  box-shadow: none;
}

#guestbook-list.guestbook-list .guestbook-entry.bubble-tail-down .guestbook-entry__card-bubble::before {
  top: auto;
  bottom: -5px;
}

#guestbook-list.guestbook-list .guestbook-entry.bubble-tail-up .guestbook-entry__card-bubble::before {
  top: -5px;
  bottom: auto;
}

#guestbook-list.guestbook-list .guestbook-entry__card-bubble.guestbook-bubble--short {
  min-width: 104px;
  min-height: 50px;
  padding-right: 16px;
  padding-left: 16px;
  border-radius: 22px;
}

#guestbook-list.guestbook-list .guestbook-entry__card-bubble.guestbook-bubble--long {
  max-width: min(58%, 188px);
  padding-right: 12px;
  padding-left: 12px;
}

#guestbook-list.guestbook-list .guestbook-entry__card-bubble span {
  position: relative;
  z-index: 1;
  display: -webkit-box;
  width: 100%;
  overflow: hidden;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  text-align: center;
}

#guestbook-list.guestbook-list .guestbook-entry.is-speaking {
  overflow: visible;
}

#guestbook-list.guestbook-list .guestbook-entry.is-open {
  overflow: visible;
}

#guestbook-list.guestbook-list .guestbook-entry.is-speaking .guestbook-entry__card-bubble {
  opacity: 1;
  transform: translateY(0) scale(1);
  animation: gbBubbleJitterIntegrated 0.42s steps(2, end) infinite;
}

@keyframes gbBubbleJitterIntegrated {
  0% { transform: translateY(0) scale(1); }
  25% { transform: translateY(-1px) scale(1); }
  50% { transform: translateY(1px) scale(1); }
  75% { transform: translateY(-1px) scale(1); }
  100% { transform: translateY(0) scale(1); }
}

/* Guestbook Works full-width breakout */
#guestbook {
  width: 100%;
  max-width: none;
  margin-left: 0;
  margin-right: 0;
  padding-left: 0;
  padding-right: 0;
}

#guestbook .guestbook__header,
#guestbook .guestbook__compose,
#guestbook .guestbook-older-entries {
  width: min(100%, var(--gb-width));
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gb-space-3);
  padding-right: var(--gb-space-3);
  box-sizing: border-box;
}

#guestbook-list.guestbook-list {
  width: 100vw;
  margin-left: 50%;
  transform: translateX(-50%);
  margin-top: var(--gb-space-5);
}

/* Guestbook thread drawer shell */
.guestbook-thread-backdrop {
  position: fixed;
  inset: var(--header-h, 60px) 0 0 0;
  z-index: 880;
  background: rgba(0, 0, 0, 0.18);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.16s ease;
}

.guestbook-thread-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.guestbook-thread-drawer {
  position: fixed;
  top: var(--header-h, 60px);
  right: 0;
  bottom: 0;
  z-index: 890;
  width: min(520px, 100vw);
  max-width: 100vw;
  padding: 0;
  box-sizing: border-box;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(246, 246, 246, 0.98));
  box-shadow: -18px 0 36px rgba(0, 0, 0, 0.18);
  transform: translateX(100%);
  transition: transform 0.18s ease;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}

.guestbook-thread-drawer.is-open {
  transform: translateX(0);
}

.guestbook-thread-drawer__header {
  position: sticky;
  top: 0;
  z-index: 2;
  min-height: 46px;
  margin: 0;
  padding: 11px 56px 9px 18px;
  box-sizing: border-box;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(8px);
}

.guestbook-thread-drawer__header h2 {
  margin: 0;
  color: #111;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.03em;
}

.guestbook-thread-drawer__close {
  position: absolute;
  top: 1px;
  right: 4px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: currentColor;
  opacity: 0.72;
  cursor: pointer;
  box-shadow: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transform: none;
  -webkit-tap-highlight-color: transparent;
}

.guestbook-thread-drawer__close:hover {
  opacity: 1;
  background: transparent;
}

.guestbook-thread-drawer__close svg {
  width: 22px;
  height: 22px;
  display: block;
  fill: none;
  pointer-events: none;
  overflow: visible;
  opacity: 1;
  filter: none;
}

.guestbook-thread-drawer__content {
  padding: 0;
}

@media screen and (max-width: 640px) {
  .guestbook-thread-drawer {
    width: 100vw;
  }

  .guestbook-thread-drawer__header {
    min-height: 44px;
    padding: 10px 54px 8px 16px;
  }
}

/* Guestbook thread drawer content */
.guestbook-thread-entry {
  margin: 0;
  padding: 14px 20px 17px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.guestbook-thread-entry__main {
  display: grid;
  grid-template-columns: 118px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.guestbook-thread-entry__stamp {
  width: 118px;
  height: 118px;
  display: grid;
  place-items: center;
  background: transparent;
}

.guestbook-thread-entry__stamp-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.guestbook-thread-entry__copy {
  min-width: 0;
}

.guestbook-thread-entry__meta,
.guestbook-thread-reply__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px 8px;
  margin: 0 0 8px;
  color: var(--gb-text-muted);
  font-size: 10px;
  line-height: 1.3;
}

.guestbook-thread-entry__meta a,
.guestbook-thread-reply__meta a {
  color: #111;
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.25);
}

.guestbook-thread-entry__bubble,
.guestbook-thread-reply__bubble {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-width: 88px;
  min-height: 44px;
  max-width: 100%;
  padding: 10px 14px 11px;
  box-sizing: border-box;
  border-radius: 19px;
  background: rgba(255, 255, 255, 0.96);
  color: #333;
  filter: drop-shadow(4px 6px 11px rgba(0, 0, 0, 0.12));
}

.guestbook-thread-entry__bubble::before,
.guestbook-thread-reply__bubble::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 20px;
  width: 14px;
  height: 14px;
  background: rgba(255, 255, 255, 0.96);
  transform: rotate(45deg);
  z-index: 0;
}

.guestbook-thread-entry__bubble p,
.guestbook-thread-reply__bubble p {
  position: relative;
  z-index: 1;
  width: 100%;
  margin: 0;
  text-align: center;
}

.guestbook-thread-entry__bubble.guestbook-bubble--short,
.guestbook-thread-reply__bubble.guestbook-bubble--short {
  min-height: 50px;
  padding-right: 17px;
  padding-left: 17px;
  border-radius: 22px;
}

.guestbook-thread-entry__bubble {
  min-width: 112px;
  font-size: 13px;
  line-height: 1.65;
}

.guestbook-thread-entry__bubble.guestbook-bubble--short {
  min-width: 120px;
}

.guestbook-thread-replies {
  margin: 0;
  padding: 14px 20px 8px;
  list-style: none;
}

.guestbook-thread-reply {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 11px;
  margin: 0 0 13px;
}

.guestbook-thread-reply__visual {
  width: 46px;
  height: 46px;
  margin-top: 18px;
  display: grid;
  place-items: center;
  background: transparent;
}

.guestbook-thread-reply__stamp-image {
  display: block;
  width: 46px;
  height: 46px;
  object-fit: contain;
}

.guestbook-thread-reply__body {
  min-width: 0;
}

.guestbook-thread-reply__bubble {
  min-width: 92px;
  font-size: 12px;
  line-height: 1.58;
}

.guestbook-thread-reply__bubble.guestbook-bubble--short {
  min-width: 104px;
}

@media screen and (max-width: 640px) {
  .guestbook-thread-entry {
    padding: 13px 16px 16px;
  }

  .guestbook-thread-entry__main {
    grid-template-columns: 86px minmax(0, 1fr);
    gap: 14px;
  }

  .guestbook-thread-entry__stamp {
    width: 86px;
    height: 86px;
  }

  .guestbook-thread-replies {
    padding: 12px 16px 8px;
  }
}

/* Guestbook thread reply form */
.guestbook-thread-reply-form {
  margin: 8px 20px 24px;
  padding: 16px 0 0;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.guestbook-thread-reply-form h3 {
  margin: 0 0 12px;
  color: #111;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.guestbook-thread-reply-form .guestbook-form {
  margin: 0;
}

.guestbook-thread-reply-form .guestbook-form__field + .guestbook-form__field {
  margin-top: 12px;
}

.guestbook-thread-reply-form .guestbook-form__field--thread-stamp {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 108px;
  grid-template-areas:
    "label label"
    "picker preview"
    "help help";
  align-items: start;
  column-gap: 14px;
  row-gap: 8px;
}

.guestbook-thread-reply-form .guestbook-form__field--thread-stamp > .guestbook-form__label {
  grid-area: label;
}

.guestbook-thread-reply-form .guestbook-form__field--thread-stamp > .guestbook-stamp-picker {
  grid-area: picker;
}

.guestbook-thread-reply-form .guestbook-form__field--thread-stamp > .guestbook-stamp-preview {
  grid-area: preview;
}

.guestbook-thread-reply-form .guestbook-form__field--thread-stamp > .guestbook-form__help:not(.guestbook-form__support-copy) {
  grid-area: help;
}

.guestbook-thread-reply-form .guestbook-stamp-preview {
  justify-self: end;
}

.guestbook-thread-reply-form .guestbook-stamp-preview__frame {
  width: 108px;
  height: 108px;
  padding: 8px;
  background: transparent;
}

.guestbook-thread-reply-form .guestbook-stamp-preview__image {
  max-width: 90px;
  max-height: 90px;
}

.guestbook-thread-reply-form .guestbook-stamp-picker {
  display: grid;
  grid-template-columns: repeat(8, 34px);
  grid-auto-rows: 34px;
  justify-content: start;
  align-content: start;
  column-gap: 4px;
  row-gap: 3px;
  min-height: 108px;
  max-height: 108px;
  overflow: visible;
  padding: 0;
}

.guestbook-thread-reply-form .guestbook-stamp-option {
  width: 34px;
  min-height: 34px;
  padding: 3px;
  border-radius: 5px;
}

.guestbook-thread-reply-form .guestbook-stamp-option::after {
  inset: 2px;
  border-radius: 4px;
}

.guestbook-thread-reply-form .guestbook-stamp-option__image {
  width: 26px;
  height: 26px;
}

.guestbook-thread-reply-form .guestbook-form__meta {
  margin-top: 12px;
}

.guestbook-thread-reply-form .guestbook-form__actions {
  margin-top: 12px;
}

.guestbook-thread-reply-form .guestbook-form__submit[disabled] {
  cursor: not-allowed;
  opacity: 0.45;
}

@media screen and (max-width: 640px) {
  .guestbook-thread-reply-form {
    margin-left: 16px;
    margin-right: 16px;
  }

  .guestbook-thread-reply-form .guestbook-form__field--thread-stamp {
    grid-template-columns: minmax(0, 1fr) 96px;
    column-gap: 10px;
  }

  .guestbook-thread-reply-form .guestbook-stamp-preview__frame {
    width: 96px;
    height: 96px;
    padding: 7px;
  }

  .guestbook-thread-reply-form .guestbook-stamp-preview__image {
    max-width: 80px;
    max-height: 80px;
  }

  .guestbook-thread-reply-form .guestbook-stamp-picker {
    grid-template-columns: repeat(8, 30px);
    grid-auto-rows: 30px;
    column-gap: 3px;
    row-gap: 3px;
    min-height: 96px;
    max-height: 96px;
  }

  .guestbook-thread-reply-form .guestbook-stamp-option {
    width: 30px;
    min-height: 30px;
    padding: 2px;
  }

  .guestbook-thread-reply-form .guestbook-stamp-option__image {
    width: 24px;
    height: 24px;
  }
}

/* ===== Guestbook List view — follows Works List rules ===== */
#guestbook-list.guestbook-list.list-view {
  display: flex;
  flex-direction: column;
  gap: 0;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry {
  display: flex;
  align-items: center;
  aspect-ratio: auto;
  min-width: 0;
  height: 48px;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  background: transparent;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry__card,
#guestbook-list.guestbook-list.list-view .guestbook-entry__body--works-thumb {
  display: flex;
  align-items: center;
  width: 100%;
  min-width: 0;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry__body--works-thumb {
  gap: 12px;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry .thumb-frame,
#guestbook-list.guestbook-list.list-view .guestbook-entry.is-square .thumb-frame {
  position: relative;
  inset: auto;
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  max-width: 48px;
  max-height: 48px;
  margin: 0;
  transform: none;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry:hover .thumb-frame {
  transform: none;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry img.thumb-img,
#guestbook-list.guestbook-list.list-view .guestbook-entry.is-square img.thumb-img {
  width: 48px;
  height: 48px;
  max-width: 48px;
  max-height: 48px;
  object-fit: contain;
  box-shadow: none;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry .item-info {
  display: flex;
  flex: 1 1 auto;
  flex-direction: row;
  align-items: baseline;
  gap: 12px;
  min-width: 0;
  padding: 0;
}

#guestbook-list.guestbook-list.list-view .item-info h3,
#guestbook-list.guestbook-list.list-view .item-info p {
  margin: 0;
  overflow: hidden;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#guestbook-list.guestbook-list.list-view .item-info h3 {
  flex: 0 1 auto;
  min-width: 0;
  font-size: 14px;
  font-weight: 600;
}

#guestbook-list.guestbook-list.list-view
  .guestbook-entry__list-name {
  display: block;
  min-width: 0;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#guestbook-list.guestbook-list.list-view
  a.guestbook-entry__list-name:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry__list-date {
  flex: 0 0 auto;
  color: rgba(0, 0, 0, 0.52);
  font-size: 11px;
  line-height: 1.2;
  white-space: nowrap;
}

#guestbook-list.guestbook-list.list-view .item-info p {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 12px;
  opacity: 0.8;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry__list-replies {
  flex: 0 0 auto;
  margin-right: 12px;
  color: rgba(0, 0, 0, 0.52);
  font-size: 11px;
  line-height: 1.2;
  opacity: 0.82;
  white-space: nowrap;
}

#guestbook-list.guestbook-list.list-view .guestbook-entry .guestbook-entry__card-bubble,
#guestbook-list.guestbook-list.list-view .guestbook-entry.is-speaking .guestbook-entry__card-bubble,
#guestbook-list.guestbook-list.list-view .guestbook-entry .guestbook-entry__card-info,
#guestbook-list.guestbook-list.list-view .guestbook-entry .guestbook-entry__reply-count,
#guestbook-list.guestbook-list.list-view .guestbook-entry .guestbook-entry__header,
#guestbook-list.guestbook-list.list-view .guestbook-entry .guestbook-entry__replies,
#guestbook-list.guestbook-list.list-view .guestbook-entry .guestbook-entry__actions,
#guestbook-list.guestbook-list.list-view .guestbook-entry .guestbook-entry__reply-compose {
  display: none !important;
}

@media screen and (min-width: 600px) {
  #guestbook-list.guestbook-list.list-view
    .guestbook-entry {
    cursor: pointer;
    transition: background-color 120ms ease;
  }

  #guestbook-list.guestbook-list.list-view
    .guestbook-entry:hover {
    background-color: rgba(0, 0, 0, 0.025);
  }

  #guestbook-list.guestbook-list.list-view
    .guestbook-entry.is-open {
    background-color: rgba(0, 0, 0, 0.05);
  }

  #guestbook-list.guestbook-list.list-view
    .guestbook-entry__missing-stamp {
    font-size: 0;
  }

  #guestbook-list.guestbook-list.list-view
    .guestbook-entry__missing-stamp::before {
    content: "×";
    font-size: 14px;
    line-height: 1;
  }
}

@media screen and (min-width: 390px) and (max-width: 979px) {
  #guestbook-list.guestbook-list.list-view
    .guestbook-entry {
    height: var(--guestbook-list-unit);
  }

  #guestbook-list.guestbook-list.list-view .guestbook-entry .thumb-frame,
  #guestbook-list.guestbook-list.list-view .guestbook-entry.is-square .thumb-frame,
  #guestbook-list.guestbook-list.list-view .guestbook-entry img.thumb-img,
  #guestbook-list.guestbook-list.list-view .guestbook-entry.is-square img.thumb-img {
    flex-basis: var(--guestbook-list-unit);
    width: var(--guestbook-list-unit);
    min-width: var(--guestbook-list-unit);
    max-width: var(--guestbook-list-unit);
    height: var(--guestbook-list-unit);
    min-height: var(--guestbook-list-unit);
    max-height: var(--guestbook-list-unit);
  }
}

@media screen and (max-width: 599px) {
  #guestbook-list.guestbook-list.list-view
    .guestbook-entry .thumb-frame,
  #guestbook-list.guestbook-list.list-view
    .guestbook-entry.is-square .thumb-frame {
    margin-right: 10px;
  }

  #guestbook-list.guestbook-list.list-view .item-info h3 {
    flex: 0 1 auto;
    min-width: 0;
    max-width: 10em;
  }

}

/* ===== Guestbook List Composer — Works List rules ===== */
@media screen and (min-width: 600px) {
  #guestbook.guestbook-view--list {
    --guestbook-list-rule: rgba(0, 0, 0, 0.06);

    padding-top: 0;
  }

  .guestbook-page-main:has(
    #guestbook.guestbook-view--list
  ) {
    padding-top: 0;
  }
}

@media screen and (min-width: 980px) {
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__social-break {
    display: none;
  }

  #guestbook.guestbook-view--list
    .guestbook__compose {
    box-sizing: border-box;
    width: 100vw;
    max-width: none;
    margin: 0 0 0 50%;
    padding: 0;
    transform: translateX(-50%);
  }

  #guestbook.guestbook-view--list
    .guestbook-compose-panel {
    box-sizing: border-box;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--list
    .guestbook-form--entry {
    display: block;
    width: 100%;
    margin: 0;
    padding: 0;
    gap: 0;
    letter-spacing: -0.015em;
  }

  /*
   * Row 1:
   * [Guestbook 2 cells][Sign the guestbook.]
   *
   * Row 2:
   * [Name 1 cell][Name input]
   * [Social Link(optional)][Social input]
   */
  #guestbook.guestbook-view--list
    .guestbook-form__identity {
    display: grid;
    grid-template-columns:
      var(--guestbook-list-unit)
      minmax(0, 1fr)
      max-content
      minmax(0, 1fr);
    grid-template-rows:
      var(--guestbook-list-unit)
      var(--guestbook-list-unit);
    gap: 0;
    width: 100%;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__field--entry-name,
  #guestbook.guestbook-view--list
    .guestbook-form__field--entry-social {
    display: contents;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__identity-intro {
    box-sizing: border-box;
    display: grid;
    grid-column: 1 / -1;
    grid-row: 1;
    grid-template-columns:
      calc(var(--guestbook-list-unit) * 2)
      minmax(0, 1fr);
    width: 100%;
    height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0;
    border: 0;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__identity-title {
    box-sizing: border-box;
    display: flex;
    grid-column: 1;
    grid-row: 1;
    align-items: center;
    justify-content: flex-end;
    width: 100%;
    height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0 8px;
    border-bottom:
      1px solid var(--guestbook-list-rule);
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: -0.025em;
    white-space: nowrap;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__identity-copy {
    box-sizing: border-box;
    display: flex;
    grid-column: 2;
    grid-row: 1;
    align-items: center;
    min-width: 0;
    height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0 8px;
    overflow: hidden;
    border-left:
      1px solid var(--guestbook-list-rule);
    border-bottom:
      1px solid var(--guestbook-list-rule);
    font-size: 12px;
    line-height: 1;
    letter-spacing: -0.02em;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  #guestbook.guestbook-view--list
    .guestbook-list__name-stamp-preview {
    display: none;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__field--entry-name
    .guestbook-form__label {
    grid-column: 1;
    grid-row: 2;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__field--entry-name
    .guestbook-form__input {
    grid-column: 2;
    grid-row: 2;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__field--entry-social
    .guestbook-form__label {
    grid-column: 3;
    grid-row: 2;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__field--entry-social
    .guestbook-form__input {
    grid-column: 4;
    grid-row: 2;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__identity
    .guestbook-form__label {
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0 8px;
    border-left:
      1px solid var(--guestbook-list-rule);
    border-bottom:
      1px solid var(--guestbook-list-rule);
    font-size: 12px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: -0.025em;
    white-space: nowrap;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__optional {
    margin-left: 0;
    font-size: inherit;
    font-weight: inherit;
    letter-spacing: inherit;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__identity
    .guestbook-form__input {
    box-sizing: border-box;
    display: block;
    width: 100%;
    min-width: 0;
    height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0 8px;
    border: 0;
    border-left:
      1px solid var(--guestbook-list-rule);
    border-bottom:
      1px solid var(--guestbook-list-rule);
    border-radius: 0;
    outline: 0;
    background: #ffffff;
    color: var(--gb-text);
    font-size: 13px;
    letter-spacing: -0.015em;
  }

  /*
   * Comment。
   */
  #guestbook.guestbook-view--list
    .guestbook-form__field--entry-comment {
    box-sizing: border-box;
    display: grid;
    grid-template-columns:
      calc(var(--guestbook-list-unit) * 2)
      minmax(0, 1fr);
    grid-template-rows:
      calc(var(--guestbook-list-unit) * 2);
    gap: 0;
    width: 100%;
    height: calc(var(--guestbook-list-unit) * 2);
    margin: 0;
    padding: 0;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    box-sizing: border-box;
    display: flex;
    grid-column: 1;
    grid-row: 1;
    align-items: center;
    justify-content: flex-end;
    height: calc(var(--guestbook-list-unit) * 2);
    margin: 0;
    padding: 0 8px;
    border-bottom:
      1px solid var(--guestbook-list-rule);
    font-size: 12px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: -0.025em;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea {
    box-sizing: border-box;
    display: block;
    grid-column: 2;
    grid-row: 1;
    width: 100%;
    min-width: 0;
    height: calc(var(--guestbook-list-unit) * 2);
    min-height: calc(var(--guestbook-list-unit) * 2);
    margin: 0;
    padding: 8px;
    resize: none;
    border: 0;
    border-left:
      1px solid var(--guestbook-list-rule);
    border-bottom:
      1px solid var(--guestbook-list-rule);
    border-radius: 0;
    outline: 0;
    background: #ffffff;
    color: var(--gb-text);
    font-size: 13px;
    line-height: 1.25;
    letter-spacing: -0.015em;
  }

  /*
   * Stamp: viewport-wide variable square-cell grid.
   */
  #guestbook.guestbook-view--list
    .guestbook-form__field--stamp:not([hidden]) {
    box-sizing: border-box;
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    gap: 0;
    width: 100%;
    min-height: 0;
    margin: 0;
    padding: 0;
    align-items: stretch;
    border: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__field--stamp
    > .guestbook-form__label,
  #guestbook.guestbook-view--list
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview,
  #guestbook.guestbook-view--list
    .guestbook-form__field--stamp
    > .guestbook-form__help:not(.guestbook-form__support-copy) {
    display: none;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    box-sizing: border-box;
    display: grid;
    grid-column: 1;
    grid-row: 1;
    grid-template-columns:
      repeat(
        var(--guestbook-list-cell-count),
        minmax(0, 1fr)
      );
    grid-auto-flow: row;
    grid-auto-rows: var(--guestbook-list-unit);
    width: 100%;
    min-width: 0;
    min-height: 0;
    height: auto;
    margin: 0;
    padding: 0;
    gap: 0;
    overflow: hidden;
    border: 0;
    border-bottom:
      1px solid var(--guestbook-list-rule);
    background: none;
  }

  #guestbook.guestbook-view--list
    .guestbook-stamp-option {
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--guestbook-list-unit);
    min-width: var(--guestbook-list-unit);
    max-width: var(--guestbook-list-unit);
    height: var(--guestbook-list-unit);
    min-height: var(--guestbook-list-unit);
    max-height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    box-shadow:
      inset -1px 0 0
      var(--guestbook-list-rule);
    background-color: transparent;
  }

  #guestbook.guestbook-view--list
    .guestbook-stamp-option::after {
    inset: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--list
    .guestbook-stamp-option__image {
    display: block;
    width: 100%;
    height: 100%;
    margin: 0;
    object-fit: contain;
  }

  /*
   * TurnstileはGridと同じDOM・処理。
   * 描画成功時だけ中央のウィジェットが高さを持つ。
   */
  #guestbook.guestbook-view--list
    .guestbook-form__captcha {
    display: flex;
    justify-content: center;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  /*
   * POSTはGridと同じランダムCSS変数を利用。
   */
  #guestbook.guestbook-view--list
    .guestbook-form__actions {
    box-sizing: border-box;
    width: 100%;
    height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__submit {
    box-sizing: border-box;
    display: grid;
    grid-template-columns:
      minmax(0, 1fr)
      auto
      minmax(0, 1fr);
    align-items: center;
    gap: 0;
    width: 100%;
    height: var(--guestbook-list-unit);
    min-height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0 12px;
    border: 0;
    border-bottom:
      1px solid var(--guestbook-list-rule);
    border-radius: 0;
    appearance: none;
    background:
      var(--guestbook-post-color, #00ffff);
    color:
      var(--guestbook-post-foreground, #111111);
    text-shadow: none;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__submit-label {
    grid-column: 2;
    justify-self: center;
    margin: 0;
    padding: 0;
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.025em;
    white-space: nowrap;
  }

  #guestbook.guestbook-view--list
    .guestbook-form__submit-help {
    display: block;
    grid-column: 3;
    justify-self: stretch;
    margin: 0;
    padding: 0 2px 0 6px;
    color:
      var(
        --guestbook-post-help-color,
        rgba(17, 17, 17, 0.72)
      );
}
}

/* ===== Guestbook Grid Composer structure ===== */
#guestbook.guestbook-view--grid .guestbook__compose {
  width: 100vw;
  margin-right: 0;
  margin-left: 50%;
  padding: 0;
  transform: translateX(-50%);
}

#guestbook.guestbook-view--grid .guestbook-compose-panel {
  width: 100%;
  margin-top: 0;
}

#guestbook.guestbook-view--grid .guestbook-form--entry {
  --composer-cell: calc(100vw / var(--grid-columns, 4));

  display: grid;
  grid-template-columns:
    repeat(var(--grid-columns, 4), minmax(0, 1fr));
  gap: 0;
  width: 100%;
}

#guestbook.guestbook-view--grid
  .guestbook-form--entry
  > * {
  min-width: 0;
  box-sizing: border-box;
}

/* Identity: Name + Social Link inside one Works Grid cell row */
@media screen and (min-width: 520px) {
  #guestbook.guestbook-view--grid
    .guestbook-form__identity {
    grid-column: 1 / -1;
    grid-row: 1;
    display: grid;
    grid-template-columns:
      repeat(var(--grid-columns, 7), minmax(0, 1fr));
    grid-template-rows:
      repeat(4, calc(var(--composer-cell) / 4));
    align-items: center;
    height: var(--composer-cell);
    margin: 0;
    background-image:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%
      ),
      linear-gradient(
        135deg,
        #ffffff 0%,
        #f4f4f4 71%,
        #f0f0f0 100%
      );
    background-size:
      var(--composer-cell) var(--composer-cell),
      var(--composer-cell) var(--composer-cell);
    background-repeat: repeat-x;
    background-position: left top;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__identity-intro {
    grid-column: 1;
    grid-row: 1 / -1;
    align-self: stretch;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 6px;
    min-width: 0;
    padding: 20px;
    box-sizing: border-box;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__identity-title {
    display: block;
    color: var(--gb-text);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.2;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__identity-copy {
    display: block;
    color: var(--gb-text-muted);
    font-size: 0.78rem;
    font-weight: 400;
    line-height: 1.4;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__identity
    .guestbook-form__field {
    display: contents;
    margin: 0;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__field--entry-name
    .guestbook-form__label {
    grid-column: 2 / -1;
    grid-row: 1;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__field--entry-name
    .guestbook-form__input {
    grid-column: 2 / -1;
    grid-row: 2;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__field--entry-social
    .guestbook-form__label {
    grid-column: 2 / -1;
    grid-row: 3;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__field--entry-social
    .guestbook-form__input {
    grid-column: 2 / -1;
    grid-row: 4;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__identity
    .guestbook-form__label {
    align-self: stretch;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    margin: 0;
    padding: 0 16px;
    color: var(--gb-text);
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.03em;
    text-align: left;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__identity
    .guestbook-form__optional {
    display: inline;
    margin: 0;
    color: inherit;
    font-size: inherit;
    font-weight: inherit;
    line-height: inherit;
    letter-spacing: inherit;
  }


  #guestbook.guestbook-view--grid
    .guestbook-form__identity
    .guestbook-form__input {
    align-self: stretch;
    width: 100%;
    height: 100%;
    min-width: 0;
    box-sizing: border-box;
    padding: 0 16px;
    border: 0;
    border-bottom: 1px solid var(--gb-line-soft);
    border-radius: 0;
    outline: 0;
    background: #ffffff;
    color: var(--gb-text);
    font-size: 14px;
    text-align: left;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__identity
    .guestbook-form__input:focus {
    border-bottom-color: var(--gb-text);
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__field--entry-comment {
    grid-row: 2;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp:not([hidden]) {
    grid-row: 3;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__captcha {
    grid-row: 4;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__actions {
    grid-row: 5;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__meta {
    grid-row: 6;
  }
}

/* Comment: one Works Grid row, three-cell textarea */
@media screen and (min-width: 520px) {
  #guestbook.guestbook-view--grid
    .guestbook-form__field--entry-comment {
    grid-column: 1 / -1;
    grid-row: 2;
    display: grid;
    grid-template-columns:
      repeat(var(--grid-columns, 7), minmax(0, 1fr));
    align-items: stretch;
    height: var(--composer-cell);
    margin: 0;
    background-image:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%
      ),
      linear-gradient(
        135deg,
        #ffffff 0%,
        #f4f4f4 71%,
        #f0f0f0 100%
      );
    background-size:
      var(--composer-cell) var(--composer-cell),
      var(--composer-cell) var(--composer-cell);
    background-repeat: repeat-x;
    background-position: left top;
  }

  #guestbook.guestbook-view--grid
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    grid-column: 1;
    align-self: center;
    display: block;
    margin: 0;
    padding: 0 12px 0 0;
    color: var(--gb-text);
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.03em;
    text-align: right;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea {
    grid-column: 2 / -1;
    align-self: stretch;
    width: 100%;
    height: 100%;
    min-height: 0;
    box-sizing: border-box;
    padding: 16px;
    overflow-y: auto;
    resize: none;
    border: 1px solid var(--gb-line-soft);
    border-radius: 0;
    outline: 0;
    background: #ffffff;
    color: var(--gb-text);
  }
}

/* Utility layer */
#guestbook.guestbook-view--grid.guestbook-screen--compose
  .guestbook-form__captcha {
  grid-column: 1 / -1;
  justify-self: center;
}

/* Full-width submission block */
#guestbook.guestbook-view--grid.guestbook-screen--compose
  .guestbook-form__actions,
#guestbook.guestbook-view--grid.guestbook-screen--compose
  .guestbook-form__meta {
  grid-column: 1 / -1;
  margin: 0;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  .guestbook-form__actions {
  order: 20;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  .guestbook-form__meta {
  order: 21;
  text-align: center;
}

/* Grid Composer: shared BACK / POST action appearance */
#guestbook.guestbook-view--grid.guestbook-screen--compose {
  --composer-cell: calc(100vw / var(--grid-columns, 7));
  --guestbook-action-title-size:
    max(
      28px,
      calc(var(--composer-cell) * 0.3)
    );
  --guestbook-action-copy-size:
    max(
      8px,
      calc(var(--composer-cell) * 0.0625)
    );
  --guestbook-action-copy-line-height: 1.25;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  .guestbook-form__identity-intro {
  position: relative;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 0 10px;
  box-sizing: border-box;
  background: #000000;
  color: #ffffff;
  text-align: center;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__identity-title,
#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__submit-label {
  font-size: var(--guestbook-action-title-size);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.06em;
  transform: none;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__identity-title {
  color: #ffffff;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__identity-copy {
  position: absolute;
  right: 8px;
  bottom: 8px;
  left: 8px;
  margin: 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: var(--guestbook-action-copy-size);
  font-weight: 400;
  line-height: var(--guestbook-action-copy-line-height);
  letter-spacing: 0;
  text-align: center;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__submit {
  padding: 0 10px;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__submit-label {
  position: absolute;
  top: 0;
  right: 16px;
  bottom: 0;
  left: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: auto;
  max-width: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  box-sizing: border-box;
  color: inherit;
  text-align: center;
  white-space: nowrap;
  pointer-events: none;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__submit-help {
  position: absolute;
  right: 8px;
  bottom: 8px;
  left: 8px;
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
-webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

@media screen and (min-width: 520px) {
  /* Grid Composer: full-width POST block */
  #guestbook.guestbook-view--grid.guestbook-screen--compose .guestbook-form__actions {
    display: grid;
    grid-template-columns:
      repeat(var(--grid-columns, 7), minmax(0, 1fr));
    width: 100%;
    height: var(--composer-cell);
    margin: 0;
    background-image:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%
      ),
      linear-gradient(
        135deg,
        #ffffff 0%,
        #f4f4f4 71%,
        #f0f0f0 100%
      );
    background-size:
      var(--composer-cell) var(--composer-cell),
      var(--composer-cell) var(--composer-cell);
    background-repeat: repeat-x;
    background-position: left top;
    background-color: #f4f4f4;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose .guestbook-form__submit {
    grid-column: -2 / -1;
    position: relative;
    align-self: stretch;
    width: 100%;
    min-height: 0;
    height: 100%;
    margin: 0;
    border: 0;
    border-radius: 0;
    background: var(--guestbook-post-color, #00ffff);
    color: var(--guestbook-post-foreground, #111111);
    font-size: 14px;
    letter-spacing: 0;
    text-shadow: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0;
    padding: 12px;
    text-align: center;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__submit-label {
    position: absolute;
    top: 0;
    right: 16px;
    bottom: 0;
    left: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: auto;
    max-width: none;
    padding: 0;
    overflow: hidden;
    box-sizing: border-box;
    color: inherit;
    font-size: var(--guestbook-action-title-size);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.06em;
    white-space: nowrap;
    transform: none;
    pointer-events: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__submit:disabled
    .guestbook-form__submit-label {
    font-size:
      clamp(
        28px,
        calc(var(--composer-cell) * 0.2),
        44px
      );
    letter-spacing: -0.04em;
    transform: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__submit-help {
    position: absolute;
    right: 10px;
    bottom: 10px;
    left: 10px;
    display: -webkit-box;
    margin: 0;
    overflow: hidden;
    color: var(
      --guestbook-post-help-color,
      rgba(17, 17, 17, 0.72)
    );
-webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }
}

/* Grid Composer: shared Stamp row for 520px and wider */
@media screen and (min-width: 520px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp:not([hidden]) {
    grid-column: 1 / -1;
    grid-row: 3;
    display: grid;
    grid-template-columns:
      repeat(var(--grid-columns, 7), minmax(0, 1fr));
    grid-template-rows: var(--composer-cell);
    align-items: stretch;
    width: 100%;
    height: var(--composer-cell);
    margin: 0;
    gap: 0;
    background-image:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%
      ),
      linear-gradient(
        135deg,
        #ffffff 0%,
        #f4f4f4 71%,
        #f0f0f0 100%
      );
    background-size:
      var(--composer-cell) var(--composer-cell),
      var(--composer-cell) var(--composer-cell);
    background-repeat: repeat-x;
    background-position: left top;
    background-color: #f4f4f4;
  }

  /* Stamp label/help are omitted from the adaptive Grid row. */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-form__label,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-form__help:not(.guestbook-form__support-copy) {
    display: none;
  }

  /* Cells 3–5: three contiguous 3 × 3 cells */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    grid-column: 3 / span 3;
    grid-row: 1;
    display: grid;
    grid-template-columns:
      repeat(9, calc(var(--composer-cell) / 3));
    grid-template-rows:
      repeat(3, calc(var(--composer-cell) / 3));
    justify-content: start;
    align-content: start;
    width: calc(var(--composer-cell) * 3);
    height: var(--composer-cell);
    min-height: 0;
    padding: 0;
    gap: 0;
    overflow: hidden;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker
    .guestbook-stamp-slot--label {
    display: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker
    .guestbook-stamp-option {
    width: calc(var(--composer-cell) / 3);
    height: calc(var(--composer-cell) / 3);
    min-height: 0;
    box-sizing: border-box;
    padding: 6px;
    border: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker
    .guestbook-stamp-option::after {
    inset: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker
    .guestbook-stamp-option__image {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }

  /* Cell 6: selected preview */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview {
    grid-column: 6;
    grid-row: 1;
    align-self: stretch;
    justify-self: stretch;
    width: var(--composer-cell);
    height: var(--composer-cell);
    margin: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview
    .guestbook-stamp-preview__frame {
    width: 100%;
    height: 100%;
    padding: 18px;
    border: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview
    .guestbook-stamp-preview__image {
    max-width: 100%;
    max-height: 100%;
  }
}

/* Grid Composer: four-column placement */
@media screen and (min-width: 520px) and (max-width: 719px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__identity {
    grid-column: 1 / 5;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-comment {
    grid-column: 1 / 5;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-name
    .guestbook-form__label,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-name
    .guestbook-form__input,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-social
    .guestbook-form__label,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-social
    .guestbook-form__input {
    grid-column: 2 / 5;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    grid-column: 1;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea {
    grid-column: 2 / 5;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    grid-column: 1 / span 3;
    grid-row: 1;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview {
    grid-column: 4;
    grid-row: 1;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__submit {
    grid-column: 4;
  }

}

/* Grid Composer: Preview and POST share the Stamp row at 720px and wider */
@media screen and (min-width: 720px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions {
    grid-row: 3;
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    width: 100%;
    height: var(--composer-cell);
    background: transparent;
    background-image: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions
    .guestbook-form__submit {
    grid-column: 1;
  }
}

/* Grid Composer: Stamp Preview caption at 520px and wider */
@media screen and (min-width: 520px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview {
    position: relative;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview::before {
    content: "Stamp Preview";
    position: absolute;
    top: 3px;
    left: 3px;
    z-index: 2;
    margin: 0;
    color: rgba(17, 17, 17, 0.42);
    font-size: 9px;
    font-weight: 400;
    line-height: 1.25;
    letter-spacing: -0.04em;
    pointer-events: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview
    .guestbook-stamp-preview__frame {
    position: relative;
    z-index: 1;
  }
}

/* Grid Composer: five-column placement */
@media screen and (min-width: 720px) and (max-width: 979px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose {
    --guestbook-compose-cell: calc(100vw / 5);
    --composer-cell: var(--guestbook-compose-cell);
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    grid-column: 1;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea {
    grid-column: 2 / -1;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    grid-column: 1 / span 3;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview {
    grid-column: 4;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions {
    grid-column: 5;
  }

}


/* Grid Composer: six-column placement */
@media screen and (min-width: 980px) and (max-width: 1279px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    grid-column: 2 / span 3;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview {
    grid-column: 5;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions {
    grid-column: 6;
  }
}

/* Grid Composer: seven-column placement */
@media screen and (min-width: 1280px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    grid-column: 2 / span 3;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview {
    grid-column: 5;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions {
    grid-column: 6;
  }
}

/* PC Grid Composer: Works Grid continuation */
@media screen and (min-width: 520px) {
  .guestbook-page-main:has(#guestbook.guestbook-view--grid) {
    display: flex;
    flex-direction: column;
    min-height: calc(100dvh - var(--header-h, 50px));
    padding: 0;
  }

  #guestbook.guestbook-view--grid {
    display: flex;
    flex: 1 0 auto;
    flex-direction: column;
    min-height: 0;
    margin-bottom: 0;
    padding: 0;
  }

  #guestbook.guestbook-view--grid
    .guestbook__compose {
    flex: 0 0 auto;
    margin-bottom: 0;
  }

  #guestbook.guestbook-view--grid
    .guestbook-compose-panel {
    margin-top: 0;
  }

  #guestbook.guestbook-view--grid
    .guestbook-grid-continuation {
    --continuation-cell:
      calc(100vw / var(--grid-columns, 7));

    flex: 1 0 auto;
    width: 100vw;
    min-height: 0;
    margin: 0;
    padding: 0;
    background-image:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%
      ),
      linear-gradient(
        135deg,
        #ffffff 0%,
        #f4f4f4 71%,
        #f0f0f0 100%
      );
    background-size:
      var(--continuation-cell) var(--continuation-cell),
      var(--continuation-cell) var(--continuation-cell);
    background-repeat: repeat;
    background-position: left top;
    background-color: #f4f4f4;
  }

  /* Empty result occupies no row. */
  #guestbook.guestbook-view--grid
    #guestbook-entry-result.guestbook-result {
    width: 100%;
    height: 0;
    min-height: 0;
    margin: 0;
    padding: 0;
    overflow: hidden;
  }

  /* A real result occupies one Works Grid row. */
  #guestbook.guestbook-view--grid
    #guestbook-entry-result:is(
      .is-posted,
      .is-pending,
      .is-rejected,
      .is-error
    ) {
    display: grid;
    grid-template-columns:
      repeat(var(--grid-columns, 7), minmax(0, 1fr));
    height: auto;
    min-height: var(--continuation-cell);
    overflow: visible;
  }

  #guestbook.guestbook-view--grid
    #guestbook-entry-result
    .guestbook-result__message {
    grid-column: 4;
    align-self: stretch;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    padding: 20px;
    box-sizing: border-box;
    text-align: center;
  }

  #guestbook.guestbook-view--grid
    #guestbook-empty.guestbook__empty,
  #guestbook.guestbook-view--grid
    #guestbook-loading.guestbook__loading {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: var(--continuation-cell);
    margin: 0;
    padding-right: calc(var(--continuation-cell) * 3);
    padding-left: calc(var(--continuation-cell) * 3);
    box-sizing: border-box;
    text-align: center;
  }

  #guestbook.guestbook-view--grid
    #guestbook-empty[hidden],
  #guestbook.guestbook-view--grid
    #guestbook-loading[hidden] {
    display: none;
  }

  #guestbook.guestbook-view--grid
    #guestbook-list.guestbook-list {
    width: 100%;
    margin-top: 0;
    margin-left: 0;
    transform: none;
  }

  #guestbook.guestbook-view--grid
    .guestbook-older-entries {
    margin-top: 0;
  }
}



/* ===== Guestbook Browse / Compose screen connection ===== */

/* Turnstileを初期化したまま、通常画面ではComposerを画面外へ退避する。 */
#guestbook.guestbook-screen--browse .guestbook__compose {
  position: fixed !important;
  top: 0 !important;
  left: -200vw !important;
  z-index: -1;
  width: 100vw !important;
  margin: 0 !important;
  opacity: 0;
  pointer-events: none;
  transform: none !important;
}

/* 投稿画面では通常一覧を非表示にする。 */
#guestbook.guestbook-screen--compose #guestbook-list,
#guestbook.guestbook-screen--compose #guestbook-empty,
#guestbook.guestbook-screen--compose #guestbook-loading,
#guestbook.guestbook-screen--compose #guestbook-older-entries,
#guestbook.guestbook-screen--compose
  .guestbook-grid-continuation
  > [data-reply-compose] {
  display: none !important;
}

/* POST launcher */

.guestbook-post-launcher {
  min-width: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
  list-style: none;
}

.guestbook-post-launcher__button {
  appearance: none;
  box-sizing: border-box;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  font: inherit;
  cursor: pointer;
}

.guestbook-post-launcher__label,
.guestbook-post-launcher__copy {
  display: block;
}

/* Grid: 左上の正方形セル */

#guestbook-list.grid-view .guestbook-post-launcher {
  --guestbook-browse-action-cell:
    calc(100vw / var(--grid-columns, 4));
  --guestbook-browse-action-title-size:
    max(
      28px,
      calc(var(--guestbook-browse-action-cell) * 0.3)
    );
  --guestbook-browse-action-copy-size:
    max(
      8px,
      calc(var(--guestbook-browse-action-cell) * 0.0625)
    );

  aspect-ratio: 1 / 1;
}

#guestbook-list.grid-view
  .guestbook-post-launcher__button {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  height: 100%;
  padding: 16px;
  background: #111111;
  color: #ffffff;
  text-align: center;
}

#guestbook-list.grid-view
  .guestbook-post-launcher__label {
  color: #ffffff;
  font-size:
    var(--guestbook-browse-action-title-size);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.06em;
  white-space: nowrap;
  transform: none;
}

#guestbook-list.grid-view
  .guestbook-post-launcher__copy {
  color: rgba(255, 255, 255, 0.74);
  font-size:
    var(--guestbook-browse-action-copy-size);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: 0;
  text-align: center;
}

#guestbook-list.grid-view
  .guestbook-post-launcher__button:hover {
  background: #252525;
}

/* List: 先頭の48px行 */

#guestbook.guestbook-screen--browse
  #guestbook-entry-result.guestbook-result:not(
    .is-posted
  ):not(
    .is-pending
  ):not(
    .is-rejected
  ):not(
    .is-error
  ) {
  height: 0;
  min-height: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

#guestbook.guestbook-view--list.guestbook-screen--browse
  #guestbook-list.list-view {
  margin-top: 0;
}

#guestbook-list.list-view .guestbook-post-launcher {
  width: 100%;
  height: var(--guestbook-list-row-height, 48px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

#guestbook-list.list-view
  .guestbook-post-launcher__button {
  display: grid;
  grid-template-columns:
    var(
      --guestbook-list-unit,
      var(--guestbook-list-row-height, 48px)
    )
    minmax(0, 1fr);
  align-items: stretch;
  height: var(--guestbook-list-row-height, 48px);
  background: #ffffff;
  color: #111111;
  text-align: left;
}

#guestbook-list.list-view
  .guestbook-post-launcher__label {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  height: var(--guestbook-list-row-height, 48px);
  padding: 0 2px;
  overflow: hidden;
  background: #000000;
  color: #ffffff;
  font-size:
    clamp(
      14px,
      calc(
        var(
          --guestbook-list-unit,
          var(--guestbook-list-row-height, 48px)
        ) * 0.35
      ),
      18px
    );
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.06em;
  white-space: nowrap;
  transform: none;
}

#guestbook-list.list-view
  .guestbook-post-launcher__copy {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  min-width: 0;
  height: var(--guestbook-list-row-height, 48px);
  padding: 0 12px;
  overflow: hidden;
  color: rgba(17, 17, 17, 0.64);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#guestbook-list.list-view
  .guestbook-post-launcher__button:hover {
  background: rgba(0, 0, 0, 0.025);
}

/* 投稿画面のBACK */

.guestbook-compose-back {
  appearance: none;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: inherit;
  cursor: pointer;
}

.guestbook-compose-back:hover
  .guestbook-form__identity-title {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.guestbook-compose-back:focus-visible {
  outline: 1px solid currentColor;
  outline-offset: -2px;
}

/* ===== Guestbook SP Browse top alignment ===== */
@media screen and (max-width: 599px) {
  .guestbook-page-main:has(
    #guestbook.guestbook-screen--browse
  ) {
    padding-top: 0;
  }

  #guestbook.guestbook-screen--browse {
    padding-top: 0;
  }

  #guestbook.guestbook-screen--browse
    #guestbook-list {
    margin-top: 0;
  }

}

/* ===== Guestbook SP action typography ===== */
@media screen and (max-width: 519px) {
  #guestbook {
    --guestbook-sp-action-title-size:
      clamp(28px, 10vw, 44px);
    --guestbook-sp-action-copy-size: 9px;
    --guestbook-sp-action-copy-line-height: 1.25;
  }

  /* Browse POST */
  #guestbook-list.grid-view
    .guestbook-post-launcher__button {
    position: relative;
    gap: 0;
    padding: 12px 10px 28px;
  }

  #guestbook-list.grid-view
    .guestbook-post-launcher__label {
    color: #ffffff;
    font-size:
      var(--guestbook-sp-action-title-size);
    font-weight: 800;
    line-height: 0.9;
    letter-spacing: -0.06em;
  }

  #guestbook-list.grid-view
    .guestbook-post-launcher__copy {
    position: absolute;
    right: 8px;
    bottom: 8px;
    left: 8px;
    color: rgba(255, 255, 255, 0.74);
    font-size:
      var(--guestbook-sp-action-copy-size);
    font-weight: 400;
    line-height:
      var(--guestbook-sp-action-copy-line-height);
    letter-spacing: 0;
    text-align: center;
  }

}

/* ===== Guestbook SP result message ===== */
@media screen and (max-width: 519px) {
  #guestbook.guestbook-view--grid
    #guestbook-entry-result
    .guestbook-result__message {
    grid-column: 1 / -1;
    box-sizing: border-box;
    align-self: center;
    justify-self: stretch;
    width: 100%;
    padding: 8px 10px;
    font-size:
      var(--guestbook-sp-action-copy-size, 9px);
    font-weight: 400;
    line-height:
      var(--guestbook-sp-action-copy-line-height, 1.25);
    letter-spacing: 0;
    text-align: center;
  }

}

/* ===== Guestbook SP optical alignment ===== */
@media screen and (max-width: 519px) {
  /* Geometric centering for Browse POST / Compose BACK / Compose POST. */
  #guestbook-list.grid-view
    .guestbook-post-launcher__button,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__identity-intro,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__submit {
    padding-top: 0;
    padding-bottom: 0;
  }

  #guestbook-list.grid-view
    .guestbook-post-launcher__label,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__identity-title,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__submit-label {
    transform: none;
  }

  /* Preview and POST share the exact same square grid track. */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions {
    align-items: stretch;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions
    > .guestbook-stamp-preview,
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__submit {
    grid-row: 1;
    align-self: stretch;
    box-sizing: border-box;
    height: 100%;
    min-height: 0;
    margin: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions
    > .guestbook-stamp-preview {
    position: relative;
    grid-column: 1;
    width: 100%;
    padding: 0;
    overflow: hidden;
  }

  /* Caption is behind the stamp and reserves no space. */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions
    > .guestbook-stamp-preview::before {
    content: "Stamp Preview";
    position: absolute;
    top: 3px;
    left: 3px;
    z-index: 0;
    margin: 0;
    color: rgba(17, 17, 17, 0.42);
    font-size: 9px;
    font-weight: 400;
    line-height: 1.25;
    letter-spacing: -0.04em;
    text-align: left;
    pointer-events: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions
    > .guestbook-stamp-preview
    .guestbook-stamp-preview__frame {
    position: absolute;
    inset: 0;
    z-index: 1;
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    border: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions
    > .guestbook-stamp-preview
    .guestbook-stamp-preview__image {
    display: block;
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
    margin: 0;
    padding: 0;
    object-fit: contain;
  }
}

/* Responsive List Composer: shared outer/action ownership */
@media screen and (max-width: 979px) {
  .guestbook-page-main:has(
    #guestbook.guestbook-view--list.guestbook-screen--compose
  ) {
    padding: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose {
    box-sizing: border-box;
    width: 100%;
    padding: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook__compose,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-compose-panel {
    box-sizing: border-box;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form--entry {
    display: block;
    gap: 0;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__captcha {
    display: flex;
    grid-column: 1 / -1;
    justify-content: center;
    width: 100%;
    margin: 0;
    padding: 8px 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__actions {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    width: 100%;
    height: var(--guestbook-compose-cell);
    margin: 0;
    padding: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__submit {
    position: relative;
    display: block;
    grid-column: 1 / -1;
    width: 100%;
    height: var(--guestbook-compose-cell);
    min-height: var(--guestbook-compose-cell);
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__submit-label {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    font-family:
      -apple-system,
      "system-ui",
      "Segoe UI",
      Roboto,
      Helvetica,
      Arial,
      sans-serif;
    font-size:
      clamp(
        14px,
        calc(var(--guestbook-list-unit) * 0.35),
        18px
      );
    font-weight: 800;
    line-height: 0.9;
    letter-spacing: -0.06em;
    white-space: nowrap;
    transform: none;
    pointer-events: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__submit-help {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width:
      calc(
        var(--guestbook-list-unit) *
        var(--guestbook-list-support-copy-span, 4)
      );
    min-width: 0;
    max-width: none;
    margin: 0;
    padding:
      max(2px, 0.12em)
      max(6px, 0.6em);
    pointer-events: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__submit {
    background: var(--guestbook-post-color, #00ffff);
    color: var(--guestbook-post-foreground, #111111);
    text-shadow: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity
    .guestbook-form__label,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    font-size: 9px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.06em;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__submit-help {
    color:
      var(
        --guestbook-post-help-color,
        rgba(17, 17, 17, 0.72)
      );
}

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-intro,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-name,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-social,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment {
    position: relative;
    box-sizing: border-box;
    border-bottom: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-intro::after,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-name::after,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-social::after,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 2;
    height: 1px;
    background: var(--guestbook-list-compose-rule);
    content: "";
    pointer-events: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity-title,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-name
    .guestbook-form__label,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-social
    .guestbook-form__label,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    box-sizing: border-box;
    border-right:
      1px solid var(--guestbook-list-compose-rule);
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__optional {
    color: rgba(17, 17, 17, 0.38);
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__captcha:empty {
    display: none;
  }
}

@media screen and (max-width: 390px) {
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__label {
    font-family:
      "Arial Narrow",
      "Helvetica Neue Condensed",
      Arial,
      sans-serif;
    font-stretch: condensed;
  }
}

/* SP List Compose: one semantic cell plus continuous content surface. */
@media screen and (max-width: 599px) {
  #guestbook.guestbook-view--list.guestbook-screen--compose {
    --guestbook-list-cell-count: 9;
    --guestbook-list-unit: calc(100vw / 9);
    --guestbook-compose-cell: var(--guestbook-list-unit);
    --guestbook-list-compose-rule: rgba(0, 0, 0, 0.09);
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity {
    display: block;
    width: 100%;
    height: auto;
    margin: 0;
    padding: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-intro {
    display: grid;
    grid-template-columns:
      var(--guestbook-list-unit)
      minmax(0, 1fr);
    column-gap: 12px;
    width: 100%;
    height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    background: #ffffff;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-title,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-copy {
    box-sizing: border-box;
    display: flex;
    align-items: center;
    min-width: 0;
    height: var(--guestbook-list-unit);
    margin: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity-title {
    grid-column: 1;
    justify-content: center;
    padding: 0 2px;
    border-right: 1px solid rgba(0, 0, 0, 0.08);
    background: #000000;
    color: #ffffff;
    overflow: hidden;
    font-size:
      clamp(
        14px,
        calc(var(--guestbook-list-unit) * 0.35),
        18px
      );
    font-weight: 800;
    line-height: 0.9;
    letter-spacing: -0.06em;
    white-space: nowrap;
    transform: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-copy {
    grid-column: 2;
    padding: 0;
    background: #ffffff;
    font-size: 12px;
    line-height: 1.2;
    opacity: 0.8;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-name,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-social {
    display: grid;
    grid-template-columns:
      var(--guestbook-list-unit)
      minmax(0, 1fr);
    column-gap: 12px;
    width: 100%;
    min-height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    background: #ffffff;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity
    .guestbook-form__label {
    box-sizing: border-box;
    display: flex;
    grid-column: 1;
    align-items: center;
    justify-content: center;
    min-width: 0;
    min-height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0 2px;
    border-right: 1px solid rgba(0, 0, 0, 0.08);
    font-size: 9px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.06em;
    white-space: normal;
    background: #ffffff;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-social
    .guestbook-form__label {
    display: block;
    align-content: center;
    padding-inline: 2px;
    line-height: 1.15;
    text-align: center;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__social-break,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__optional {
    display: block;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__optional {
    margin: 0;
    font: inherit;
    letter-spacing: inherit;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity
    .guestbook-form__input {
    box-sizing: border-box;
    grid-column: 2;
    width: 100%;
    min-width: 0;
    height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    outline: 0;
    background-color: #ffffff;
    background-image: none;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.2;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity
    .guestbook-form__input::placeholder,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea::placeholder {
    font-size: 12px;
    font-weight: 400;
    letter-spacing: -0.025em;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment {
    display: grid;
    grid-template-columns:
      var(--guestbook-list-unit)
      minmax(0, 1fr);
    column-gap: 12px;
    width: 100%;
    height: auto;
    min-height: calc(var(--guestbook-list-unit) * 4);
    margin: 0;
    padding: 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    background: #ffffff;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    box-sizing: border-box;
    display: flex;
    grid-column: 1;
    align-items: flex-start;
    justify-content: center;
    min-height: calc(var(--guestbook-list-unit) * 4);
    margin: 0;
    padding: 10px 2px;
    border-right: 1px solid rgba(0, 0, 0, 0.08);
    background: #ffffff;
    font-size: 9px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.06em;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea {
    box-sizing: border-box;
    grid-column: 2;
    width: 100%;
    min-width: 0;
    height: auto;
    min-height: calc(var(--guestbook-list-unit) * 4);
    margin: 0;
    padding: 10px 0;
    resize: vertical;
    border: 0;
    border-radius: 0;
    outline: 0;
    background-color: #ffffff;
    background-image: none;
    color: var(--gb-text);
    font-size: 14px;
    line-height: 1.2;
  }

  /* SP List Compose: viewport-wide variable square-cell stamp grid. */
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp:not([hidden]) {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    width: 100%;
    height: auto;
    min-height: 0;
    margin: 0;
    padding: 0;
    background-image: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-form__label,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-form__help:not(.guestbook-form__support-copy) {
    display: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot--label {
    display: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    display: grid;
    grid-template-columns:
      repeat(
        var(--guestbook-list-cell-count, 9),
        minmax(0, 1fr)
      );
    grid-auto-flow: row;
    grid-template-rows:
      repeat(
        var(--guestbook-list-stamp-row-count),
        var(--guestbook-list-unit)
      );
    grid-auto-rows: var(--guestbook-list-unit);
    width: 100%;
    height:
      calc(
        var(--guestbook-list-unit) *
        var(--guestbook-list-stamp-row-count)
      );
    min-width: 0;
    min-height: 0;
    margin: 0;
    padding: 0;
    gap: 0;
    overflow: hidden;
    aspect-ratio: auto;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option {
    box-sizing: border-box;
    flex: none;
    width: var(--guestbook-list-unit);
    min-width: var(--guestbook-list-unit);
    max-width: var(--guestbook-list-unit);
    height: var(--guestbook-list-unit);
    min-height: var(--guestbook-list-unit);
    max-height: var(--guestbook-list-unit);
    margin: 0;
    padding: 3px;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option__image {
    width: 100%;
    height: 100%;
    margin: 0;
    object-fit: contain;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-stamp-preview {
    display: none;
  }
}

/* Tablet List Compose: SP List visual language with variable cells. */
@media screen and (min-width: 600px) {
  #guestbook.guestbook-view--list.guestbook-screen--compose {
    --guestbook-compose-cell: var(--guestbook-list-unit);
    --guestbook-list-compose-rule: rgba(0, 0, 0, 0.09);
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity {
    display: block;
    width: 100%;
    height: auto;
    margin: 0;
    padding: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-intro,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-name,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-social,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment {
    position: relative;
    box-sizing: border-box;
    display: grid;
    grid-template-columns:
      var(--guestbook-list-unit)
      minmax(0, 1fr);
    column-gap: 12px;
    width: 100%;
    margin: 0;
    padding: 0;
    background: #ffffff;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-intro,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-name,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-social {
    height: var(--guestbook-list-unit);
    min-height: var(--guestbook-list-unit);
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment {
    min-height: calc(var(--guestbook-list-unit) * 4);
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-intro::after,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-name::after,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-social::after,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 2;
    height: 1px;
    background: var(--guestbook-list-compose-rule);
    content: "";
    pointer-events: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-title,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-copy {
    box-sizing: border-box;
    display: flex;
    grid-row: 1;
    align-items: center;
    min-width: 0;
    height: var(--guestbook-list-unit);
    margin: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity-title {
    grid-column: 1;
    justify-content: center;
    padding: 0 2px;
    overflow: hidden;
    border-right: 1px solid var(--guestbook-list-compose-rule);
    background: #000000;
    color: #ffffff;
    font-size:
      clamp(
        14px,
        calc(var(--guestbook-list-unit) * 0.35),
        18px
      );
    font-weight: 800;
    line-height: 0.9;
    letter-spacing: -0.06em;
    white-space: nowrap;
    transform: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity-copy {
    grid-column: 2;
    padding: 0;
    background: #ffffff;
    font-size: 12px;
    line-height: 1.2;
    opacity: 0.8;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-name,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-social {
    display: grid;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity
    .guestbook-form__label,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    box-sizing: border-box;
    display: flex;
    grid-column: 1;
    align-items: center;
    justify-content: center;
    min-width: 0;
    margin: 0;
    padding: 0 2px;
    border-right: 1px solid var(--guestbook-list-compose-rule);
    background: #ffffff;
    font-size: 9px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.06em;
    white-space: normal;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity
    .guestbook-form__label {
    height: var(--guestbook-list-unit);
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    align-items: flex-start;
    min-height: calc(var(--guestbook-list-unit) * 4);
    padding-top: 10px;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-social
    .guestbook-form__label {
    display: block;
    align-content: center;
    padding-inline: 2px;
    line-height: 1.15;
    text-align: center;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__social-break,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__optional {
    display: block;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__optional {
    margin: 0;
    color: rgba(17, 17, 17, 0.38);
    font: inherit;
    letter-spacing: inherit;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity
    .guestbook-form__input {
    box-sizing: border-box;
    grid-column: 2;
    width: 100%;
    min-width: 0;
    height: var(--guestbook-list-unit);
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    outline: 0;
    background-color: #ffffff;
    background-image: none;
    color: var(--gb-text);
    font-size: 14px;
    font-weight: 600;
    line-height: 1.2;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__identity
    .guestbook-form__input::placeholder,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea::placeholder {
    font-size: 12px;
    font-weight: 400;
    letter-spacing: -0.025em;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea {
    box-sizing: border-box;
    grid-column: 2;
    width: 100%;
    min-width: 0;
    height: auto;
    min-height: calc(var(--guestbook-list-unit) * 4);
    margin: 0;
    padding: 10px 0;
    resize: vertical;
    border: 0;
    border-radius: 0;
    outline: 0;
    background-color: #ffffff;
    background-image: none;
    color: var(--gb-text);
    font-size: 14px;
    line-height: 1.2;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp:not([hidden]) {
    box-sizing: border-box;
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    width: 100%;
    height: auto;
    min-height: 0;
    margin: 0;
    padding: 0;
    gap: 0;
    background-image: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-form__label,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-stamp-preview,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-form__help,
  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot--label {
    display: none;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    box-sizing: border-box;
    display: grid;
    grid-column: 1;
    grid-row: 1;
    grid-template-columns:
      repeat(
        var(--guestbook-list-cell-count),
        minmax(0, 1fr)
      );
    grid-auto-flow: row;
    grid-template-rows:
      repeat(
        var(--guestbook-list-stamp-row-count),
        var(--guestbook-list-unit)
      );
    grid-auto-rows: var(--guestbook-list-unit);
    width: 100%;
    height:
      calc(
        var(--guestbook-list-unit) *
        var(--guestbook-list-stamp-row-count)
      );
    min-width: 0;
    min-height: 0;
    margin: 0;
    padding: 0;
    gap: 0;
    overflow: hidden;
    border: 0;
    border-bottom: 1px solid var(--guestbook-list-compose-rule);
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option {
    box-sizing: border-box;
    width: var(--guestbook-list-unit);
    min-width: var(--guestbook-list-unit);
    max-width: var(--guestbook-list-unit);
    height: var(--guestbook-list-unit);
    min-height: var(--guestbook-list-unit);
    max-height: var(--guestbook-list-unit);
    margin: 0;
    padding: 3px;
    border: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option__image {
    display: block;
    width: 100%;
    height: 100%;
    margin: 0;
    object-fit: contain;
  }

  #guestbook.guestbook-view--list.guestbook-screen--compose
    #guestbook-stamp-preview {
    display: none;
  }
}

/* SP Grid Composer: three-cell Works Grid */
@media screen and (max-width: 519px) {
  #guestbook.guestbook-view--grid.guestbook-screen--compose {
    height: var(--guestbook-compose-canvas-height, auto);
    min-height: 0;
    margin-bottom: 0;
    background-image:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%
      ),
      linear-gradient(
        135deg,
        #ffffff 0%,
        #f4f4f4 71%,
        #f0f0f0 100%
      );
    background-size:
      var(--composer-cell) var(--composer-cell),
      var(--composer-cell) var(--composer-cell);
    background-repeat: repeat;
    background-position: left top;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-grid-continuation {
    --continuation-cell: var(--composer-cell);
    display: flow-root;
    background-image: none;
    background-size: auto;
    background-position: initial;
    background-repeat: initial;
  }

  .guestbook-page-main:has(
    #guestbook.guestbook-view--grid.guestbook-screen--compose
  ) {
    padding: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose {
    --composer-cell: var(--guestbook-compose-cell);

    padding: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook__compose {
    box-sizing: border-box;
    width: 100vw;
    margin: 0;
    padding: 0;
    transform: none;
    background-image: none;
    background-size: auto;
    background-position: initial;
    background-repeat: initial;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-compose-panel {
    width: 100%;
    margin: 0;
    padding: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form--entry {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  /* Row 1: BACK + four-part identity block */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__identity {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: repeat(4, calc(var(--composer-cell) / 4));
    width: 100%;
    height: var(--composer-cell);
    margin: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__identity-intro {
    grid-column: 1;
    grid-row: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 0;
    margin: 0;
    padding: 12px 10px 28px;
    box-sizing: border-box;
    position: relative;
    text-align: center;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot--label {
    color: var(--gb-text-muted);
    font-size: 10px;
    font-weight: 400;
    line-height: 1;
    letter-spacing: -0.03em;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__identity
    .guestbook-form__field {
    display: contents;
    margin: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-name
    .guestbook-form__label {
    grid-column: 2 / -1;
    grid-row: 1;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-name
    .guestbook-form__input {
    grid-column: 2 / -1;
    grid-row: 2;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-social
    .guestbook-form__label {
    grid-column: 2 / -1;
    grid-row: 3;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-social
    .guestbook-form__input {
    grid-column: 2 / -1;
    grid-row: 4;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__identity
    .guestbook-form__label {
    box-sizing: border-box;
    display: flex;
    align-items: center;
    height: 100%;
    margin: 0;
    padding: 0 10px;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__identity
    .guestbook-form__input {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    min-width: 0;
    margin: 0;
    padding: 0 10px;
    border-top: 0;
    border-right: 0;
    border-radius: 0;
    border-bottom: 1px solid var(--gb-line-soft);
    border-left: 0;
    background: #ffffff;
  }

  /* Row 2: Comment + textarea */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-comment {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
    height: var(--composer-cell);
    margin: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--entry-comment
    .guestbook-form__label {
    grid-column: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin: 0;
    padding: 0 10px;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--entry-comment
    .guestbook-form__textarea {
    grid-column: 2 / -1;
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    min-height: 0;
    margin: 0;
    padding: 10px;
    resize: none;
    border-top: 0;
    border-right: 0;
    border-bottom: 1px solid var(--gb-line-soft);
    border-left: 0;
    border-radius: 0;
    background: #ffffff;
  }

  /* Row 3: 3 × 3 / 3 × 3 / 3 × 2 picker + copy */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp:not([hidden]) {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-areas: none;
    width: 100%;
    height: var(--composer-cell);
    margin: 0;
    gap: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-form__label {
    display: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__field--stamp
    > .guestbook-form__help:not(.guestbook-form__support-copy) {
    display: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-slot--label {
    display: none;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__field--stamp
    > .guestbook-stamp-picker {
    grid-area: auto;
    grid-column: 1 / -1;
    grid-row: 1;
    display: grid;
    grid-template-columns: repeat(9, minmax(0, 1fr));
    grid-template-rows: repeat(3, calc(var(--composer-cell) / 3));
    width: 100%;
    height: var(--composer-cell);
    min-height: 0;
    margin: 0;
    padding: 0;
    gap: 0;
    overflow: hidden;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-stamp-option {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    min-height: 0;
    margin: 0;
    padding: 3px;
    border: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-stamp-option::after {
    inset: 0;
    border-radius: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-stamp-option__image {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }

  /* Utility row: Turnstile remains independent. */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__captcha {
    grid-column: 1 / -1;
    justify-self: center;
    margin: 0;
    padding: 0;
  }

  /* Final row: preview | POST | blank */
  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
    height: var(--composer-cell);
    margin: 0;
    position: relative;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    #guestbook-entry-form
    .guestbook-form__submit {
    display: flex;
    font: inherit;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    grid-column: 2;
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 12px 10px 28px;
    border: 0;
    border-radius: 0;
    background: var(--guestbook-post-color, #00ffff);
    color: var(--guestbook-post-foreground, #111111);
    position: relative;
    text-align: center;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions
    > .guestbook-stamp-preview {
    grid-column: 1;
    align-self: stretch;
    justify-self: stretch;
    box-sizing: border-box;
    width: var(--composer-cell);
    height: var(--composer-cell);
    margin: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions
    > .guestbook-stamp-preview
    .guestbook-stamp-preview__frame {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    padding: 12px;
    border: 0;
  }

  #guestbook.guestbook-view--grid.guestbook-screen--compose
    .guestbook-form__actions
    > .guestbook-stamp-preview
    .guestbook-stamp-preview__image {
    max-width: 100%;
    max-height: 100%;
  }
}

/* Grid Composer: shared Name / Social / Comment label appearance */
#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__field--entry-name
  .guestbook-form__label,
#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__field--entry-social
  .guestbook-form__label,
#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__field--entry-comment
  .guestbook-form__label {
  color: var(--gb-text);
  font-weight: 700;
  letter-spacing: -0.04em;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__field--entry-name
  .guestbook-form__label,
#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__field--entry-social
  .guestbook-form__label {
  justify-content: flex-start;
  text-align: left;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__field--entry-social
  .guestbook-form__label {
  flex-wrap: nowrap;
  white-space: nowrap;
}

#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__field--entry-social
  .guestbook-form__optional {
  display: inline;
}

/* Grid Composer: keep Name / Social input rows solid white */
#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__field--entry-name
  .guestbook-form__input,
#guestbook.guestbook-view--grid.guestbook-screen--compose
  #guestbook-entry-form
  .guestbook-form__field--entry-social
  .guestbook-form__input {
  background: #ffffff;
}