/* ═══════════════════════════════════════════════════════════
   top.css - TOPページ専用スタイル
   ※ デザイン・アニメーション本実装は後工程
════════════════════════════════════════════════════════════ */

/* ─────────────────────────────────────────
   #hero
───────────────────────────────────────── */
.hero {
  position: relative;
  width: 100%;
  height: 100svh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: #0a0a0a;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

@media (prefers-reduced-motion: reduce) {
  .hero-video {
    display: none;
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-inline: var(--container-pad);
}

.hero-label {
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero-catch {
  font-family: var(--font-ja);
  font-size: clamp(2.5rem, 7vw, 6rem);
  font-weight: 300;
  line-height: 1.3;
  letter-spacing: 0.1em;
  color: var(--color-white);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 0.9rem;
  color: var(--color-muted);
  letter-spacing: 0.15em;
  margin-bottom: 48px;
}

.hero-cta {
  /* btn-primary スタイルを継承 */
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--color-muted);
}

.hero-scroll-indicator::after {
  content: '';
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-muted), transparent);
  /* 後工程: アニメーション追加 */
}

/* ============================================
   SERVICE SECTION
   ============================================ */

.section-service {
  background: #070604;
  padding: clamp(48px, 5.5vw, 96px) 0;
}

.section-service__inner {
  width: min(92%, 1400px);
  margin: 0 auto;
}

.section-service .section-header {
  text-align: center;
  margin-bottom: clamp(36px, 4vw, 64px);
}

.section-service .eyebrow {
  font-size: clamp(8px, 0.65vw, 11px);
  letter-spacing: clamp(4px, 0.5vw, 8px);
  color: #C9A84C;
  margin-bottom: clamp(10px, 1vw, 18px);
}

.section-service .section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(22px, 2.4vw, 40px);
  font-weight: 400;
  letter-spacing: clamp(1px, 0.2vw, 3px);
  color: #ede8df;
}

.section-service .section-rule {
  width: 1px;
  height: clamp(28px, 3vw, 48px);
  background: #C9A84C;
  margin: clamp(14px, 1.5vw, 24px) auto;
  opacity: 0.5;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(201, 168, 76, 0.15);
}

.service-card {
  background: #0a0905;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-card__photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #111009;
}

.service-card__photo-inner {
  width: 100%;
  height: 100%;
}

.service-card__photo-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.service-card:hover .service-card__photo-inner img {
  transform: scale(1.06);
}

.service-card__photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 40%,
    rgba(7, 6, 4, 0.65) 100%
  );
  pointer-events: none;
}

.service-card__cat {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: clamp(8px, 1vw, 14px) clamp(16px, 1.6vw, 28px);
}

.service-card__cat span {
  font-size: clamp(7px, 0.55vw, 9px);
  letter-spacing: clamp(2px, 0.3vw, 4px);
  background: rgba(201, 168, 76, 0.12);
  border: 1px solid rgba(201, 168, 76, 0.3);
  color: #C9A84C;
  padding: 3px clamp(8px, 0.8vw, 12px);
  display: inline-block;
}

.service-card__body {
  padding: clamp(20px, 2vw, 36px) clamp(20px, 2vw, 32px) clamp(24px, 2.5vw, 40px);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.service-card__num {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(32px, 3vw, 52px);
  font-weight: 300;
  color: rgba(201, 168, 76, 0.15);
  line-height: 1;
  margin-bottom: clamp(12px, 1.2vw, 20px);
}

.service-card__divider {
  width: clamp(18px, 1.8vw, 28px);
  height: 1px;
  background: #C9A84C;
  margin-bottom: clamp(10px, 1vw, 16px);
}

.service-card__name {
  font-size: clamp(13px, 1.1vw, 17px);
  letter-spacing: clamp(0.5px, 0.1vw, 1.5px);
  line-height: 1.6;
  margin-bottom: clamp(8px, 0.8vw, 14px);
  color: #ede8df;
  font-weight: 400;
}

.service-card__desc {
  font-size: clamp(10px, 0.8vw, 13px);
  color: var(--color-white);
  line-height: 2;
  flex: 1;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: clamp(6px, 0.6vw, 10px);
  font-size: clamp(9px, 0.7vw, 11px);
  letter-spacing: clamp(1px, 0.2vw, 2.5px);
  color: #C9A84C;
  margin-top: clamp(14px, 1.5vw, 24px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.3);
  padding-bottom: 2px;
  align-self: flex-start;
  text-decoration: none;
  transition: border-color 0.3s, opacity 0.3s;
}

.service-card__link:hover {
  opacity: 0.7;
  border-color: rgba(201, 168, 76, 0.6);
}

@media (min-width: 861px) and (max-width: 1279px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-card:last-child {
    grid-column: 1 / -1;
  }

  .service-card:last-child .service-card__photo {
    aspect-ratio: 16 / 6;
  }
}

@media (max-width: 860px) {
  .service-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    background: transparent;
  }

  .service-card__photo {
    aspect-ratio: 16 / 9;
  }
}

/* ============================================
   CONCEPT SECTION
   ============================================ */

.section-concept {
  background: #020100;
  overflow: hidden;
}

.section-concept .eyebrow {
  font-size: clamp(8px, 0.65vw, 11px);
  letter-spacing: clamp(4px, 0.5vw, 8px);
  color: #C9A84C;
  margin-bottom: clamp(24px, 2.5vw, 32px);
}

/* ── フェードインアニメ基底 ── */
.fade-in-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-photo {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-up.is-visible,
.fade-in-photo.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── ZONE 1 ── */
.concept-zone1 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: clamp(480px, 50vw, 680px);
}

.concept-z1-left {
  padding: clamp(56px, 5vw, 96px) clamp(32px, 3.5vw, 56px) clamp(56px, 5vw, 96px) clamp(56px, 6vw, 96px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: #020100;
  position: relative;
  z-index: 2;
}

.concept-title {
  font-family: "YuMincho", "Yu Mincho", "游明朝体", "游明朝", "Hiragino Mincho ProN", serif !important;
  font-weight: bold;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  line-height: 1.15;
  letter-spacing: 0;
  width: fit-content;
  height: clamp(220px, 24vw, 300px);
  align-self: flex-start;
  margin-bottom: clamp(24px, 2.5vw, 40px);
}

.concept-title__line1 {
  display: block;
  font-family: inherit !important;
  font-style: normal;
  color: #C9A84C;
  font-size: clamp(40px, 4.4vw, 64px);
  margin-right: clamp(10px, 1.2vw, 16px);
}

.concept-title__line2 {
  display: block;
  font-family: inherit !important;
  color: rgba(237, 232, 223, 0.88);
  font-size: clamp(40px, 4.4vw, 64px);
  margin-right: clamp(10px, 1.2vw, 16px);
}

.concept-title__line3 {
  display: block;
  font-family: inherit !important;
  font-size: clamp(16px, 1.6vw, 22px);
  color: rgba(237, 232, 223, 0.3);
  letter-spacing: clamp(2px, 0.3vw, 4px);
  font-style: normal;
}

.concept-title__tcy {
  font-family: inherit !important;
  text-orientation: upright;
}

.concept-rule {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: clamp(20px, 2vw, 32px);
}

.concept-rule__line {
  width: 40px;
  height: 1px;
  background: #C9A84C;
  opacity: 0.5;
}

.concept-rule__dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #C9A84C;
  margin: 0 10px;
  opacity: 0.5;
}

.section-concept .concept-body {
  font-size: clamp(11px, 0.85vw, 13px);
  color: var(--color-white);
  line-height: 2.4;
  margin-bottom: clamp(28px, 3vw, 44px);
  max-width: 460px;
}

.section-concept .concept-body strong {
  color: var(--color-white);
  font-weight: 300;
}

.concept-cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: clamp(9px, 0.75vw, 11px);
  letter-spacing: 4px;
  color: #C9A84C;
  border: 1px solid rgba(201, 168, 76, 0.35);
  padding: 12px 28px;
  text-decoration: none;
  transition: background 0.3s;
  align-self: flex-start;
}

.concept-cta:hover {
  background: rgba(201, 168, 76, 0.08);
  opacity: 1;
}

/* 右：写真スタック */
.concept-z1-right {
  position: relative;
  background: #0a0806;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.concept-photo {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #141008;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: clamp(120px, 14vw, 200px);
}

.concept-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.concept-photo:hover img {
  transform: scale(1.05);
}

.concept-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 30%,
    rgba(2, 1, 0, 0.6) 100%
  );
  pointer-events: none;
  z-index: 1;
}

.concept-photo__tag {
  position: absolute;
  bottom: 10px;
  left: 14px;
  font-size: 7px;
  letter-spacing: 3px;
  color: rgba(201, 168, 76, 0.5);
  z-index: 2;
}

.concept-photo__num {
  position: absolute;
  top: 10px;
  right: 14px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 11px;
  color: rgba(201, 168, 76, 0.25);
  letter-spacing: 2px;
  z-index: 2;
}

/* ── ZONE 2：ティッカー ── */
.concept-ticker {
  border-top: 1px solid rgba(201, 168, 76, 0.1);
  border-bottom: 1px solid rgba(201, 168, 76, 0.1);
  padding: 13px 0;
  overflow: hidden;
}

.concept-ticker__inner {
  display: flex;
  gap: 40px;
  white-space: nowrap;
  width: max-content;
  animation: conceptTicker 20s linear infinite;
}

@keyframes conceptTicker {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.concept-ticker__item {
  font-size: clamp(9px, 0.7vw, 11px);
  letter-spacing: 5px;
  color: rgba(201, 168, 76, 0.9);
  flex-shrink: 0;
}

/* ── ZONE 3：フォトグリッド ── */
.concept-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: clamp(180px, 18vw, 280px) clamp(180px, 18vw, 280px);
  gap: 2px;
  background: #020100;
}

.concept-grid__cell {
  position: relative;
  overflow: hidden;
  background: #0d0b07;
  display: flex;
  align-items: flex-end;
  padding: clamp(12px, 1.2vw, 20px);
  cursor: pointer;
}

.concept-grid__cell--center {
  grid-row: 1 / 3;
  grid-column: 2 / 3;
}

.concept-grid__bg {
  position: absolute;
  inset: -8px;
  transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.concept-grid__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.concept-grid__cell:hover .concept-grid__bg {
  transform: scale(1.06) translateY(-4px);
}

.concept-grid__cell::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(2, 1, 0, 0.88) 0%,
    transparent 55%
  );
  z-index: 1;
  pointer-events: none;
}

.concept-grid__label {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.concept-grid__name {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(13px, 1.1vw, 17px);
  font-weight: 300;
  color: rgba(237, 232, 223, 0.75);
}

.concept-grid__cat {
  font-size: clamp(7px, 0.55vw, 9px);
  letter-spacing: 3px;
  color: rgba(201, 168, 76, 0.45);
}

/* ── ZONE 4：哲学の言葉 ── */
.concept-philosophy {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
  padding: clamp(56px, 6vw, 96px) clamp(32px, 4vw, 72px);
  border-top: 1px solid rgba(201, 168, 76, 0.06);
}

.concept-quote {
  margin: 0;
  font-family: "A-OTF Ryumin Pro B", "Ryumin Pro B", "リュウミン Pro B", "Ryumin Pro", "A-OTF リュウミン Pro", serif !important;
  font-weight: bold;
  font-size: clamp(28px, 3vw, 44px);
  font-style: italic;
  line-height: 1.4;
  color: rgba(237, 232, 223, 0.7);
}

.concept-quote em {
  font-family: inherit !important;
  color: #C9A84C;
  font-style: italic;
}

.concept-quote__attr {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: clamp(9px, 0.7vw, 11px);
  letter-spacing: 3px;
  color: rgba(201, 168, 76, 0.4);
  margin-top: clamp(16px, 1.5vw, 24px);
  font-style: normal;
}

.concept-quote__attr::before {
  content: '';
  width: 24px;
  height: 1px;
  background: #C9A84C;
  opacity: 0.4;
}

.concept-philosophy__body {
  font-size: clamp(11px, 0.85vw, 13px);
  color: var(--color-white);
  line-height: 2.4;
  margin-bottom: clamp(24px, 2.5vw, 36px);
}

.concept-philosophy__btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: clamp(10px, 0.75vw, 12px);
  letter-spacing: 4px;
  background: #C9A84C;
  color: #000;
  padding: 14px 36px;
  font-weight: 500;
  text-decoration: none;
  transition: opacity 0.3s;
}

.concept-philosophy__btn:hover {
  opacity: 0.85;
}

/* ── CONCEPT レスポンシブ ── */
@media (min-width: 861px) and (max-width: 1279px) {
  .concept-zone1 {
    grid-template-columns: 1fr 1fr;
  }

  .concept-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: repeat(3, clamp(160px, 20vw, 240px));
  }

  .concept-grid__cell--center {
    grid-row: 1 / 3;
    grid-column: 2 / 3;
  }

  .concept-philosophy {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 860px) {
  .concept-zone1 {
    grid-template-columns: 1fr;
  }

  .concept-z1-right {
    flex-direction: row;
    height: clamp(180px, 50vw, 260px);
  }

  .concept-photo {
    flex: 1;
    min-height: unset;
  }

  .concept-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: repeat(3, clamp(140px, 35vw, 220px));
  }

  .concept-grid__cell--center {
    grid-row: 1 / 3;
    grid-column: 1 / 2;
  }

  .concept-philosophy {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 48px 24px;
  }
}

@media (max-width: 374px) {
  .concept-z1-right {
    flex-direction: column;
    height: 240px;
  }

  .concept-grid {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(5, 160px);
  }

  .concept-grid__cell--center {
    grid-row: auto;
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .concept-ticker__inner {
    animation: none;
  }

  .fade-in-up,
  .fade-in-photo {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================
   WORKS SECTION
   ============================================ */

.section-works {
  background: #030201;
  padding: clamp(72px, 7vw, 112px) 0;
}

.section-works__inner {
  width: min(92%, 1400px);
  margin: 0 auto;
}

.section-works .section-header {
  text-align: center;
  margin-bottom: clamp(36px, 4vw, 64px);
}

.section-works .eyebrow {
  font-size: clamp(8px, 0.65vw, 11px);
  letter-spacing: clamp(4px, 0.5vw, 8px);
  color: #C9A84C;
  margin-bottom: clamp(10px, 1vw, 18px);
}

.section-works .section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(22px, 2.4vw, 40px);
  font-weight: 400;
  letter-spacing: clamp(1px, 0.2vw, 3px);
  color: #ede8df;
}

.section-works .section-rule {
  width: 1px;
  height: clamp(28px, 3vw, 48px);
  background: #C9A84C;
  margin: clamp(14px, 1.5vw, 24px) auto;
  opacity: 0.5;
}

/* タブ */
.works-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(201, 168, 76, 0.15);
  margin-bottom: clamp(32px, 3.5vw, 56px);
}

.works-tab {
  font-size: clamp(9px, 0.7vw, 11px);
  letter-spacing: 3px;
  padding: clamp(10px, 1vw, 14px) clamp(18px, 2vw, 28px);
  color: rgba(237, 232, 223, 0.3);
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  transition: color 0.3s;
}

.works-tab::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: #C9A84C;
  transform: scaleX(0);
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.works-tab.is-active {
  color: #C9A84C;
}

.works-tab.is-active::after {
  transform: scaleX(1);
}

.works-tab:hover {
  color: rgba(237, 232, 223, 0.7);
}

/* グリッド */
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(201, 168, 76, 0.04);
}

/* カード */
.works-card {
  position: relative;
  overflow: hidden;
  background: #0d0b07;
  cursor: pointer;
}

.works-card__permalink {
  display: block;
  color: inherit;
  text-decoration: none;
}

.works-card__permalink:hover {
  opacity: 1;
}

.works-card.is-hidden {
  display: none;
}

.works-card__media {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 16;
  overflow: hidden;
  background: #141008;
}

.works-card__media video,
.works-card__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.works-card__no-media {
  position: absolute;
  inset: 0;
  background: #141008;
}

.works-card:hover .works-card__media video,
.works-card:hover .works-card__media img {
  transform: scale(1.05);
}

.works-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(2, 1, 0, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.4s;
  z-index: 2;
  pointer-events: none;
}

.works-card:hover .works-card__overlay {
  background: rgba(2, 1, 0, 0.35);
}

.works-card__play {
  width: clamp(44px, 4vw, 60px);
  height: clamp(44px, 4vw, 60px);
  border-radius: 50%;
  border: 1px solid rgba(201, 168, 76, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(14px, 1.2vw, 18px);
  color: #C9A84C;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.3s, transform 0.3s;
}

.works-card:hover .works-card__play {
  opacity: 1;
  transform: scale(1);
}

.works-card__info {
  padding: clamp(14px, 1.4vw, 20px) clamp(16px, 1.5vw, 24px);
  background: #0a0805;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.works-card__cat {
  font-size: clamp(7px, 0.55vw, 9px);
  letter-spacing: 3px;
  color: #C9A84C;
}

.works-card__name {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(14px, 1.2vw, 18px);
  font-weight: 300;
  color: rgba(237, 232, 223, 0.8);
  letter-spacing: 1px;
}

.works-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 0;
  font-size: 13px;
  color: rgba(237, 232, 223, 0.25);
  letter-spacing: 2px;
}

.works-cta {
  text-align: center;
  margin-top: clamp(40px, 4vw, 64px);
}

.outline-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: clamp(10px, 0.75vw, 12px);
  letter-spacing: 4px;
  border: 1px solid rgba(201, 168, 76, 0.35);
  color: #C9A84C;
  padding: clamp(12px, 1.2vw, 16px) clamp(32px, 3vw, 52px);
  text-decoration: none;
  transition: background 0.3s, border-color 0.3s;
}

.outline-btn:hover {
  background: rgba(201, 168, 76, 0.08);
  border-color: rgba(201, 168, 76, 0.6);
  opacity: 1;
}

@media (min-width: 861px) and (max-width: 1279px) {
  .section-works .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 860px) {
  .section-works .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-works .works-tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

@media (max-width: 374px) {
  .section-works .works-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   OUR CLIENTS SECTION
   ============================================ */

.section-clients {
  background: #070604;
  padding: clamp(72px, 7vw, 112px) 0;
  overflow: hidden;
}

.section-clients__inner {
  width: min(92%, 1400px);
  margin: 0 auto;
}

.section-clients .section-header {
  text-align: center;
  margin-bottom: clamp(36px, 4vw, 64px);
}

.section-clients .eyebrow {
  font-size: clamp(8px, 0.65vw, 11px);
  letter-spacing: clamp(4px, 0.5vw, 8px);
  color: #C9A84C;
  margin-bottom: clamp(10px, 1vw, 18px);
}

.section-clients .section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(22px, 2.4vw, 40px);
  font-weight: 400;
  letter-spacing: clamp(1px, 0.2vw, 3px);
  color: #ede8df;
}

.section-clients .section-rule {
  width: 1px;
  height: clamp(28px, 3vw, 48px);
  background: #C9A84C;
  margin: clamp(14px, 1.5vw, 24px) auto;
  opacity: 0.5;
}

.clients-track-wrap {
  position: relative;
  overflow: hidden;
  margin-top: clamp(32px, 3.5vw, 56px);
}

.clients-track-wrap::before,
.clients-track-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: clamp(60px, 8vw, 120px);
  z-index: 2;
  pointer-events: none;
}

.clients-track-wrap::before {
  left: 0;
  background: linear-gradient(to right, #070604, transparent);
}

.clients-track-wrap::after {
  right: 0;
  background: linear-gradient(to left, #070604, transparent);
}

.clients-track {
  overflow: hidden;
}

.clients-track__inner {
  display: flex;
  align-items: center;
  gap: clamp(32px, 4vw, 64px);
  animation: clientsScroll 24s linear infinite;
  width: max-content;
}

@keyframes clientsScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.clients-track-wrap:hover .clients-track__inner {
  animation-play-state: paused;
}

.clients-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(16px, 1.8vw, 28px) clamp(24px, 2.5vw, 40px);
  border: 1px solid rgba(201, 168, 76, 0.12);
  transition: border-color 0.3s;
}

.clients-item:hover {
  border-color: rgba(201, 168, 76, 0.35);
}

.clients-item img {
  height: clamp(28px, 3vw, 44px);
  width: auto;
  max-width: 160px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.5;
  transition: opacity 0.3s;
}

.clients-item:hover img {
  opacity: 0.85;
}

.clients-item__name {
  font-family: 'Playfair Display', serif;
  font-size: clamp(10px, 0.85vw, 13px);
  letter-spacing: clamp(2px, 0.25vw, 4px);
  color: rgba(237, 232, 223, 0.35);
  white-space: nowrap;
  transition: color 0.3s;
}

.clients-item:hover .clients-item__name {
  color: rgba(237, 232, 223, 0.7);
}

@media (max-width: 860px) {
  .clients-track__inner {
    gap: 24px;
    animation-duration: 18s;
  }

  .clients-item {
    padding: 12px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .clients-track__inner {
    animation: none;
  }
}

/* ============================================
   CONTACT CTA SECTION
   ============================================ */

.section-contact-cta {
  position: relative;
  min-height: clamp(320px, 35vw, 500px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: #0a0805;
}

.contact-cta__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: #0a0805;
}

.contact-cta__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.section-contact-cta:hover .contact-cta__bg img {
  transform: scale(1.04);
}

.contact-cta__overlay {
  position: absolute;
  inset: 0;
  background: rgba(2, 1, 0, 0.72);
  z-index: 1;
}

.contact-cta__content {
  position: relative;
  z-index: 2;
  padding: clamp(64px, 7vw, 112px) clamp(24px, 4vw, 64px);
}

.section-contact-cta .eyebrow {
  font-size: clamp(8px, 0.65vw, 11px);
  letter-spacing: clamp(4px, 0.5vw, 8px);
  color: #C9A84C;
  margin-bottom: clamp(10px, 1vw, 18px);
}

.contact-cta__title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(36px, 4.5vw, 64px);
  font-weight: 300;
  color: #ede8df;
  margin-bottom: clamp(14px, 1.5vw, 20px);
  letter-spacing: 2px;
}

.contact-cta__sub {
  font-size: clamp(11px, 0.85vw, 13px);
  color: rgba(237, 232, 223, 0.45);
  line-height: 2;
  margin-bottom: clamp(28px, 3vw, 44px);
  letter-spacing: 0.5px;
}

.contact-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: clamp(10px, 0.75vw, 12px);
  letter-spacing: 4px;
  background: #C9A84C;
  color: #000;
  padding: clamp(13px, 1.3vw, 18px) clamp(36px, 4vw, 60px);
  font-weight: 500;
  text-decoration: none;
  transition: opacity 0.3s;
}

.contact-cta__btn:hover {
  opacity: 0.85;
}

@media (max-width: 860px) {
  .contact-cta__sub br {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .contact-cta__bg img {
    transition: none;
  }

  .section-contact-cta:hover .contact-cta__bg img {
    transform: none;
  }
}

/* global.css 大画面用 width 指定と整合（top.css 後読み込みのため） */
@media (min-width: 1920px) {
  .section-service__inner,
  .section-works__inner,
  .section-clients__inner {
    width: min(88%, 2400px);
    max-width: none;
  }
}