/* Top Page Specific Styles */

/* Intro Section */
.top-intro {
  padding: 135px 0 var(--space-4xl);
  text-align: center;
}

.top-intro__title {
  font-family: var(--font-mincho);
  font-weight: 400;
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  letter-spacing: 0.1em;
  margin-bottom: 36px;
}

.top-intro__text {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  letter-spacing: 0.1em;
}

.top-intro__image {
  max-width: 500px;
  margin: 90px auto;
}

/* About Mizutaki Section */
.top-mizutaki {
  text-align: center;
  padding: 100px 0 var(--space-section);
}

.top-mizutaki .section__title {
  margin-bottom: 45px;
}

.top-mizutaki__icon {
  width: 250px;
  
  margin: 0 auto var(--space-lg);
}

.top-mizutaki__icon img,
.top-mizutaki__icon svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.top-mizutaki__desc {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  letter-spacing: 0.1em;
  max-width: 520px;
  margin: 0 auto;
}

.top-mizutaki__more {
  margin-top: var(--space-lg);
}

/* Lunch Section */
.top-lunch {
  padding: 216px 0 0;
  position: relative;
}

.top-lunch .section__title {
  margin-bottom: 28px;
}

.top-lunch__photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 0;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  margin-bottom: 55px;
  background-color: transparent;
}

.top-lunch__photos picture {
  display: block;
  width: 100%;
}

.top-lunch__photos img {
  width: 100%;
  aspect-ratio: 683 / 426;
  object-fit: cover;
}

.top-lunch__text {
  text-align: center;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  letter-spacing: 0.1em;
  max-width: 520px;
  margin: 0 auto;
  padding-bottom: var(--space-3xl);
}

.top-lunch__more {
  margin-top: var(--space-lg);
}

/* Scroll darken transition */
.scroll-darken-zone {
  height: 216px;
  position: absolute;
  width: 100%;
  pointer-events: none;
}

.scroll-darken-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-bg-dark);
  opacity: 0;
  pointer-events: none;
  z-index: 10;
}

/* Dinner Section */
.top-dinner {
  position: relative;
  z-index: 11;
  padding: 216px 0 0;
}

.top-dinner .section__title {
  margin-bottom: 28px;
}

.top-dinner__photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 0;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  margin-bottom: 55px;
  background-color: transparent;
}

.top-dinner__photos picture {
  display: block;
  width: 100%;
}

.top-dinner__photos img {
  width: 100%;
  aspect-ratio: 683 / 426;
  object-fit: cover;
}

.top-dinner__text {
  text-align: center;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  letter-spacing: 0.1em;
  max-width: 520px;
  margin: 0 auto;
  padding-bottom: var(--space-3xl);
}

.top-dinner__more {
  margin-top: var(--space-lg);
}

/* History Section */
.top-history {
  position: relative;
  z-index: 11;
  padding: var(--space-section) 0 108px;
}

.top-history picture {
  display: block;
  width: 100%;
}

.top-history__photo {
  width: 100%;
  height: auto;
  margin-bottom: 55px;
}

.top-history__text {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  letter-spacing: 0.08em;
  max-width: 520px;
  margin: 0 auto;
  text-align: left;
}

.top-history__more {
  margin-top: var(--space-lg);
  text-align: center;
}

/* News Section */
.top-news {
  position: relative;
  z-index: 11;
  padding: 108px 0 var(--space-section);
}

.top-news .section__title {
  margin-bottom: 45px;
}

.top-news__list {
  max-width: 520px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
}

.top-news__item {
  border-top: 1px solid rgba(255, 255, 255, 0.3);
}

.top-news__item:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.top-news__header {
  width: 100%;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2em;
  background: none;
  border: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.top-news__content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.top-news__date {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

:lang(en) .top-news__date {
  font-size: 14px;
}

.top-news__text {
  font-size: var(--text-base);
  letter-spacing: 0.06em;
  line-height: var(--leading-relaxed);
}

:lang(en) .top-news__text {
  font-size: 18px;
}

.top-news__chevron {
  width: 19px;
  height: auto;
  flex-shrink: 0;
  opacity: 0.6;
  transition: transform var(--transition-base);
}

.top-news__header[aria-expanded="true"] .top-news__chevron {
  transform: rotate(180deg);
}

.top-news__body {
  height: 0;
  overflow: hidden;
  transition: height var(--transition-base);
}

.top-news__body-inner {
  padding: 0 0 2em;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  letter-spacing: 0.06em;
  opacity: 0.8;
}

/* English: reset letter-spacing to base value */
:lang(en) .top-intro__title,
:lang(en) .top-intro__text,
:lang(en) .top-mizutaki__desc,
:lang(en) .top-lunch__text,
:lang(en) .top-dinner__text,
:lang(en) .top-history__text,
:lang(en) .top-news__date,
:lang(en) .top-news__text,
:lang(en) .top-news__body-inner {
  letter-spacing: 0.03em;
}

/* Mobile */
@media (max-width: 768px) {
  .top-lunch__photos,
  .top-dinner__photos {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .top-history__photo {
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    height: auto;
  }
}