/* ============================================================
   SERVICE DETAIL PAGES — service-detail.css
   ============================================================ */

/* ---- SERVICE HERO ---- */
.service-hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: clamp(60px, 10vw, 120px);
  overflow: hidden;
  padding-top: var(--nav-h);
}

.service-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.service-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.45);
}

.service-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 9, 5, 0.2) 0%,
    rgba(10, 9, 5, 0.3) 40%,
    rgba(10, 9, 5, 0.75) 100%
  );
}

.service-hero-content {
  position: relative;
  z-index: 2;
}

.service-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 24px;
  transition: color var(--transition-fast);
}

.service-back:hover {
  color: var(--gold);
}

.service-hero-eyebrow {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.service-hero-title {
  font-family: var(--font-serif);
  font-size: clamp(42px, 7vw, 88px);
  font-weight: 400;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 16px;
}

.service-hero-title em {
  font-style: italic;
  color: var(--gold);
}

.service-hero-sub {
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ---- SERVICE OVERVIEW ---- */
.service-overview {
  background: var(--black);
}

.service-overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}

.service-body {
  font-size: 15px;
  color: var(--text);
  line-height: 1.85;
  margin-bottom: 20px;
}

.service-body.ja {
  font-size: 13px;
  color: var(--text-dim);
  border-top: 1px solid rgba(201, 169, 110, 0.15);
  padding-top: 20px;
  margin-top: 8px;
  line-height: 2;
}

.service-detail-card {
  background: var(--deep);
  border: 1px solid rgba(201, 169, 110, 0.12);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 20px;
}

.service-detail-card:last-child {
  margin-bottom: 0;
}

.service-detail-card-title {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.service-detail-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-detail-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
}

.service-detail-list li i {
  color: var(--gold);
  font-size: 10px;
  flex-shrink: 0;
}

/* ---- SERVICE PROCESS ---- */
.service-process {
  background: var(--deep);
  padding: clamp(60px, 10vw, 120px) 0;
  border-top: 1px solid rgba(201, 169, 110, 0.1);
  border-bottom: 1px solid rgba(201, 169, 110, 0.1);
}

.service-process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-top: 60px;
}

.service-process-item {
  position: relative;
}

.service-process-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 300;
  color: rgba(201, 169, 110, 0.2);
  line-height: 1;
  margin-bottom: 16px;
}

.service-process-item h3 {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--cream);
  margin-bottom: 12px;
}

.service-process-item p {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.75;
}

/* ---- PAST WORK ---- */
.service-past-work {
  background: var(--black);
}

.service-clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.service-client-item {
  background: var(--deep);
  border: 1px solid rgba(201, 169, 110, 0.12);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color var(--transition-fast);
}

.service-client-item:hover {
  border-color: rgba(201, 169, 110, 0.3);
}

.service-client-name {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--cream);
}

.service-client-desc {
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.service-works-link {
  margin-top: 40px;
  text-align: center;
}

/* ---- SERVICE CTA ---- */
.service-cta {
  background: linear-gradient(135deg, var(--warm) 0%, var(--mid) 50%, var(--dark) 100%);
  padding: clamp(80px, 12vw, 140px) 0;
  border-top: 1px solid rgba(201, 169, 110, 0.15);
}

.service-cta-inner {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.service-cta-title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 400;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
}

.service-cta-title em {
  font-style: italic;
  color: var(--gold);
}

.service-cta-sub {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.8;
  margin-bottom: 36px;
}

.service-cta-sub .ja {
  display: block;
  margin-top: 8px;
  font-size: 13px;
}

/* ============================================================
   GALLERY SECTION — 作品事例ギャラリー
   ============================================================ */

.service-gallery {
  background: var(--black);
  padding: clamp(80px, 12vw, 140px) 0;
}

.service-gallery .section-header {
  margin-bottom: clamp(48px, 7vw, 80px);
}

/* ---- Masonry-style grid ---- */
.gallery-grid {
  columns: 3;
  column-gap: 16px;
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  cursor: pointer;
  display: block;
}

.gallery-item img,
.gallery-item video {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  filter: brightness(0.9);
}

.gallery-item:hover img,
.gallery-item:hover video {
  transform: scale(1.04);
  filter: brightness(1);
}

/* video item — fix aspect ratio so it doesn't collapse */
.gallery-item--video {
  aspect-ratio: 9/16;
}

.gallery-item--video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Overlay caption */
.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10, 9, 5, 0.82) 0%,
    rgba(10, 9, 5, 0.0) 50%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-item-caption {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cream);
  line-height: 1.6;
}

.gallery-item-caption strong {
  display: block;
  color: var(--gold);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 2px;
}

/* ---- Full-width featured image ---- */
.gallery-item--featured {
  break-inside: avoid;
  margin-bottom: 16px;
}

.gallery-item--featured img {
  width: 100%;
  height: 480px;
  object-fit: cover;
}

/* ---- 2-col sub-grid inside gallery ---- */
.gallery-subgrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
  break-inside: avoid;
}

/* ---- Lightbox ---- */
.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(5, 4, 2, 0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.gallery-lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.gallery-lightbox-inner {
  position: relative;
  max-width: min(90vw, 1100px);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.gallery-lightbox-img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 40px 120px rgba(0,0,0,0.6);
}

.gallery-lightbox-caption {
  margin-top: 16px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  text-align: center;
}

.gallery-lightbox-close {
  position: absolute;
  top: -48px;
  right: 0;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition-fast);
  padding: 8px;
}

.gallery-lightbox-close:hover {
  color: var(--gold);
}

.gallery-lightbox-prev,
.gallery-lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(201,169,110,0.12);
  border: 1px solid rgba(201,169,110,0.2);
  color: var(--cream);
  font-size: 18px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.gallery-lightbox-prev { left: -70px; }
.gallery-lightbox-next { right: -70px; }

.gallery-lightbox-prev:hover,
.gallery-lightbox-next:hover {
  background: rgba(201,169,110,0.25);
  color: var(--gold);
}

/* ---- Service split section (2-col image + text) ---- */
.service-split {
  background: var(--deep);
  border-top: 1px solid rgba(201, 169, 110, 0.1);
}

.service-split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}

.service-split-grid.reverse {
  direction: rtl;
}

.service-split-grid.reverse > * {
  direction: ltr;
}

.service-split-img {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
}

.service-split-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.service-split-img:hover img {
  transform: scale(1.03);
}

.service-split-text .section-label {
  margin-bottom: 12px;
}

.service-split-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 400;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
}

.service-split-text h2 em {
  font-style: italic;
  color: var(--gold);
}

/* ---- Two-service tabs (Installations / Catering) ---- */
.service-tabs {
  background: var(--black);
}

.service-tab-nav {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(201,169,110,0.15);
  margin-bottom: 60px;
}

.service-tab-btn {
  padding: 16px 32px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  margin-bottom: -1px;
}

.service-tab-btn.active,
.service-tab-btn:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.service-tab-panel {
  display: none;
}

.service-tab-panel.active {
  display: block;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .service-overview-grid {
    grid-template-columns: 1fr;
  }

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

  .gallery-grid {
    columns: 2;
  }

  .service-split-grid,
  .service-split-grid.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .gallery-lightbox-prev { left: -44px; }
  .gallery-lightbox-next { right: -44px; }
}

@media (max-width: 600px) {
  .service-process-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .service-hero-title {
    font-size: clamp(36px, 10vw, 56px);
  }

  .gallery-grid {
    columns: 1;
  }

  .gallery-subgrid {
    grid-template-columns: 1fr;
  }

  .service-tab-btn {
    padding: 12px 16px;
    font-size: 11px;
  }

  .gallery-lightbox-prev,
  .gallery-lightbox-next {
    display: none;
  }
}