/* ========================================
   風花 - Home Page Styles (index.css)
   ======================================== */

/* === Hero === */
.hero {
  position: relative;
  height: 100svh;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* --- Slideshow --- */
.hero-slides {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.4s ease;
  will-change: opacity;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  /* Ken Burns アニメーション（各スライドに異なるアニメ） */
}

/* スライドごとに異なるKen Burns効果 */
.hero-slide:nth-child(1) img { animation: kenBurns1 7s ease-out forwards; }
.hero-slide:nth-child(2) img { animation: kenBurns2 7s ease-out forwards; }
.hero-slide:nth-child(3) img { animation: kenBurns3 7s ease-out forwards; }
.hero-slide:nth-child(4) img { animation: kenBurns4 7s ease-out forwards; }

/* activeになったときアニメーションをリセットするために、activeが付いた瞬間から開始 */
.hero-slide.active img {
  animation-play-state: running;
}

@keyframes kenBurns1 {
  from { transform: scale(1.08) translate(0, 0); }
  to   { transform: scale(1.0)  translate(0, 0); }
}
@keyframes kenBurns2 {
  from { transform: scale(1.1) translate(-2%, 1%); }
  to   { transform: scale(1.0) translate(0, 0); }
}
@keyframes kenBurns3 {
  from { transform: scale(1.08) translate(1%, -1%); }
  to   { transform: scale(1.0)  translate(0, 0); }
}
@keyframes kenBurns4 {
  from { transform: scale(1.1) translate(0, -2%); }
  to   { transform: scale(1.0) translate(0, 0); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(20, 18, 15, 0.62) 0%,
    rgba(20, 18, 15, 0.38) 50%,
    rgba(20, 18, 15, 0.55) 100%
  );
}

/* --- Dot Indicators --- */
.hero-dots {
  position: absolute;
  bottom: 5.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 0.55rem;
  align-items: center;
}

.hero-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.4s ease, transform 0.4s ease;
  flex-shrink: 0;
}

.hero-dot.active {
  background: rgba(255, 255, 255, 0.9);
  transform: scale(1.3);
}

.hero-dot:hover:not(.active) {
  background: rgba(255, 255, 255, 0.6);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 1.5rem;
  color: #fff;
}

.hero-label {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.4rem;
  display: block;
}

.hero-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  margin-bottom: 1.4rem;
}

.hero-title-jp {
  font-family: var(--font-serif-jp);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 300;
  letter-spacing: 0.3em;
  color: #fff;
  line-height: 1;
  animation: fadeUp 1.2s 0.3s ease both;
}

.hero-title-en {
  font-family: var(--font-serif-en);
  font-size: clamp(0.8rem, 2vw, 1.1rem);
  font-weight: 300;
  letter-spacing: 0.6em;
  font-style: italic;
  color: rgba(255,255,255,0.7);
  animation: fadeUp 1.2s 0.5s ease both;
}

.hero-sub {
  font-family: var(--font-serif-jp);
  font-size: clamp(0.85rem, 2vw, 1rem);
  font-weight: 300;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.75);
  margin-bottom: 2.4rem;
  animation: fadeUp 1.2s 0.7s ease both;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeUp 1.2s 0.9s ease both;
}

@keyframes fadeUp {
  from { opacity:0; transform: translateY(20px); }
  to   { opacity:1; transform: translateY(0); }
}

/* Scroll Indicator */
.hero-scroll {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: opacity var(--transition);
}

.hero-scroll:hover { opacity: 0.8; }

.scroll-line {
  display: block;
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.35);
  animation: scrollLine 2s ease-in-out infinite;
  transform-origin: top;
}

@keyframes scrollLine {
  0%,100% { transform: scaleY(1); opacity:0.4; }
  50%      { transform: scaleY(0.5); opacity:1; }
}

.scroll-text {
  font-family: var(--font-sans);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

/* === Concept Section === */
.concept-section { background: var(--color-bg); }

.concept-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.concept-text .ornament-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--color-accent);
  margin: 1.6rem 0;
}

.concept-images {
  position: relative;
  height: 520px;
}

.concept-img-main {
  position: absolute;
  top: 0;
  left: 0;
  width: 78%;
  height: 85%;
  overflow: hidden;
}

.concept-img-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.concept-img-main:hover img { transform: scale(1.04); }

.concept-img-sub {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 42%;
  height: 45%;
  overflow: hidden;
  border: 6px solid var(--color-bg);
}

.concept-img-sub img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.concept-img-sub:hover img { transform: scale(1.06); }

/* === Services Section === */
.services-section { background: var(--color-accent-pale); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--color-white);
  padding: 2.4rem 1.8rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.service-icon {
  font-size: 1.4rem;
  color: var(--color-accent);
  margin-bottom: 1.2rem;
  display: block;
}

.service-name {
  font-family: var(--font-serif-jp);
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: var(--color-text);
  margin-bottom: 0.3rem;
}

.service-name-en {
  font-family: var(--font-serif-en);
  font-size: 0.72rem;
  font-weight: 300;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  display: block;
}

.service-desc {
  font-size: 0.8rem;
  font-weight: 300;
  line-height: 1.9;
  color: var(--color-text-light);
  letter-spacing: 0.04em;
}

/* === Featured Works === */
.featured-section { background: var(--color-bg); }

.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.featured-card { display: block; }

.featured-img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1;
}

.featured-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.featured-card:hover .featured-img-wrap img {
  transform: scale(1.07);
}

.featured-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 24, 20, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.4s ease;
}

.featured-card:hover .featured-overlay {
  background: rgba(26, 24, 20, 0.48);
}

.featured-view {
  font-family: var(--font-serif-en);
  font-size: 0.85rem;
  font-weight: 300;
  letter-spacing: 0.14em;
  color: #fff;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.featured-card:hover .featured-view {
  opacity: 1;
  transform: translateY(0);
}

/* === Instagram Banner === */
.insta-banner {
  background: var(--color-bg-dark);
  padding: clamp(3.5rem, 7vw, 5.5rem) 0;
}

.insta-banner-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.insta-banner-title {
  font-family: var(--font-serif-en);
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  color: #fff;
  font-style: italic;
  margin-bottom: 0.8rem;
}

.insta-banner-sub {
  font-family: var(--font-serif-jp);
  font-size: 0.85rem;
  font-weight: 300;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.06em;
  line-height: 2;
}

.insta-btn {
  flex-shrink: 0;
  gap: 0.6rem;
  padding: 1rem 2rem;
}

/* === News Preview === */
.news-preview-section { background: var(--color-accent-pale); }

.news-list { border-top: 1px solid var(--color-border); }

.news-item a {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: center;
  gap: 1.2rem;
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.news-item a:hover .news-title-text {
  color: var(--color-accent);
}

.news-date {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.news-tag {
  font-family: var(--font-sans);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  background: rgba(140, 110, 90, 0.1);
  padding: 0.2rem 0.7rem;
  white-space: nowrap;
}

.news-title-text {
  font-family: var(--font-serif-jp);
  font-size: 0.88rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--color-text);
  transition: color var(--transition);
}

.news-arrow {
  font-family: var(--font-serif-en);
  font-size: 0.9rem;
  color: var(--color-accent);
  opacity: 0;
  transition: opacity var(--transition), transform var(--transition);
}

.news-item a:hover .news-arrow {
  opacity: 1;
  transform: translateX(4px);
}

/* === Shop Preview === */
.shop-preview-section { background: var(--color-bg); }

.shop-preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: center;
}

.shop-preview-map iframe {
  display: block;
}

.shop-preview-info .ornament-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--color-accent);
  margin: 1.4rem 0;
}

.info-list { width: 100%; }

.info-row {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-border);
}

.info-row:first-child { border-top: 1px solid var(--color-border); }

.info-row dt {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  padding-top: 0.1rem;
}

.info-row dd {
  font-family: var(--font-serif-jp);
  font-size: 0.85rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--color-text);
  line-height: 1.9;
}

/* === Responsive === */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .concept-grid {
    grid-template-columns: 1fr;
  }

  .concept-images {
    height: 340px;
    order: -1;
  }

  .featured-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .shop-preview-grid {
    grid-template-columns: 1fr;
  }

  .insta-banner-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 520px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .featured-grid {
    grid-template-columns: 1fr;
  }

  .news-item a {
    grid-template-columns: auto 1fr auto;
    grid-template-rows: auto auto;
  }

  .news-date { grid-row: 1; }
  .news-tag  { grid-row: 1; }
  .news-title-text { grid-column: 1 / -1; grid-row: 2; }
  .news-arrow { grid-row: 1; }
}