/* Home-specific */
.hero {
  min-height: 100vh;
  padding-top: 160px;
  padding-bottom: 96px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}
.hero > :not(.hero-visual) {
  position: relative;
  z-index: 2;
}

#about::before,
.mission-blobs::before {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

#about::before {
  width: 200px;
  height: 200px;
  right: 0%;
  top: 72%;
  transform: translateY(-50%) translateZ(0);
}

.mission-blobs::before {
  width: 118%;
  height: 118%;
  right: -6%;
  top: 42%;
  transform: translateY(-50%) translateZ(0);
}

/* About・Mission ぼかし円 */
#about::before,
.mission-blobs::before {
  background: radial-gradient(
    circle at 50% 50%,
    color-mix(in srgb, var(--hero-blob-a) 88%, white) 0%,
    color-mix(in srgb, var(--hero-blob-b) 52%, transparent) 44%,
    transparent 72%
  );
  filter: blur(40px) saturate(2.22);
  animation: hero-blob-hero-main 26s ease-in-out infinite;
}

@media (max-width: 900px) {
  #about::before {
    width: 70px;
    height: 70px;
    top: 30%;
    right: 10%;
  }

  .mission-blobs::before {
    width: 50%;
    height: 50%;
    right: -5%;
    top: 50%;
    transform: translateY(-50%) translateZ(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  #about::before,
  .mission-blobs::before {
    animation: none;
    filter: blur(40px) saturate(1.22);
    --hero-blob-a: rgb(255, 75, 95);
    --hero-blob-b: rgb(255, 130, 145);
    background: radial-gradient(
      circle at 50% 50%,
      color-mix(in srgb, var(--hero-blob-a) 88%, white) 0%,
      color-mix(in srgb, var(--hero-blob-b) 52%, transparent) 44%,
      transparent 72%
    );
  }
}

.hero-headline {
  font-family: var(--font-en);
  font-weight: 400;
  font-size: clamp(56px, 11vw, 168px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin: 0;
  max-width: 14ch;
}
.hero-headline__dot {
  color: #004D6D;
  font-size: 1.5em;
  line-height: 0;
  vertical-align: -0.06em;
}
.hero-headline .hero-headline__dot {
  font-size: 1.65em;
}
.hero-headline .accent-dot {
  display: inline-block;
  width: 0.18em; height: 0.18em;
  border-radius: 50%;
  background: var(--accent);
  transform: translateY(-0.05em);
  margin-left: 0.06em;
}
.hero-sub-jp {
  font-family: var(--font-jp);
  font-size: clamp(18px, 1.6vw, 22px);
  font-weight: 400;
  margin-top: 48px;
  color: var(--color-black);
  letter-spacing: 0.02em;
}
.hero-body {
  max-width: 52ch;
  margin-top: 24px;
  color: var(--color-gray-4);
  font-size: 15px;
  line-height: 1.85;
}
.hero-foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-top: 96px;
  flex-wrap: wrap;
  gap: 32px;
}
.hero-meta {
  font-family: var(--font-en);
  font-size: 12px;
  color: var(--color-gray-4);
  text-align: right;
  line-height: 1.6;
}
.hero-meta strong { color: var(--color-black); font-weight: 500; }

/* Mission section */
.mission-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  align-items: start;
  position: relative;
}

.mission-head {
  position: relative;
  isolation: isolate;
  padding: 0.25rem 0 1rem;
  overflow: visible;
}

.mission-head .section-label {
  position: relative;
  z-index: 1;
}

/* Mission 見出し周り：ヒーロー主円と同一トークンのぼかし円を1つ */
.mission-blobs {
  position: absolute;
  z-index: 0;
  top: -2rem;
  left: -10%;
  width: min(440px, 130%);
  height: min(300px, 42vw);
  max-height: 380px;
  pointer-events: none;
  overflow: visible;
}

.mission-statement {
  font-family: var(--font-jp);
  font-size: clamp(32px, 4.5vw, 56px);
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--color-black);
}
.mission-statement em {
  font-style: normal;
  color: var(--accent);
}
.mission-body {
  margin-top: 40px;
  max-width: 50ch;
  color: var(--color-gray-4);
  font-size: 15px;
  line-height: 1.9;
}
.mission-figure {
  margin: 56px 0 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--color-gray-2);
  background: var(--color-gray-1);
}
.mission-figure img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 4;
  object-fit: cover;
}
@media (max-width: 900px) {
  .mission-grid { grid-template-columns: 1fr; gap: 32px; }
  .mission-figure { margin-top: 40px; }

  .mission-blobs {
    left: -4%;
    width: min(100%, 320px);
    height: min(200px, 48vw);
  }
}

/* What we do */
.biz-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--color-gray-2);
  margin-top: 100px;
}
.biz-row {
  display: grid;
  grid-template-columns: 80px 1fr 1.2fr 0.7fr;
  gap: 48px;
  padding: 56px 0;
  border-bottom: 1px solid var(--color-gray-2);
  align-items: start;
  transition: padding-left .5s cubic-bezier(.2,.7,.2,1), background .5s;
  cursor: pointer;
  position: relative;
}
.biz-row:hover { padding-left: 24px; }
.biz-row .biz-num {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-gray-3);
  letter-spacing: 0;
}
.biz-row .biz-en {
  font-family: var(--font-en);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--color-black);
}
.biz-row .biz-jp {
  font-family: var(--font-jp);
  font-size: 13px;
  font-weight: 400;
  color: var(--color-gray-4);
  margin-top: 12px;
}
.biz-row .biz-desc {
  font-family: var(--font-jp);
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-gray-4);
  max-width: 40ch;
}
.biz-row .biz-link {
  justify-self: end;
  align-self: center;
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--color-black);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color .3s;
}
.biz-row:hover .biz-link { color: var(--accent); }
.biz-row:hover .biz-link .arrow { transform: translateX(6px); }
.biz-row .arrow { transition: transform .4s cubic-bezier(.7,0,.2,1); }

@media (max-width: 900px) {
  .biz-row { grid-template-columns: 1fr; gap: 16px; padding: 40px 0; }
  .biz-row:hover { padding-left: 0; }
  .biz-row .biz-link { justify-self: start; }
}

/* Values list（左：項目 / 右：詳細） */
.values-split {
  display: grid;
  grid-template-columns: 1.65fr 1.15fr;
  gap: 80px;
  align-items: start;
}

/* デスクトップで項目をすべて閉じたとき：右カラムのみ非表示（グリッド比率は維持し左は伸びない） */
@media (min-width: 901px) {
  .values-split.values-split--no-detail .values-detail-stage {
    display: none !important;
  }
}

.values-detail-stage {
  position: sticky;
  top: 120px;
  align-self: start;
  max-width: min(56ch, 100%);
  margin-left: 0;
  padding: clamp(28px, 3.5vw, 44px) clamp(24px, 3vw, 40px);
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--color-gray-2) 85%, transparent);
  background:
    linear-gradient(
      155deg,
      rgba(255, 255, 255, 0.97) 0%,
      color-mix(in srgb, var(--accent) 6%, var(--color-gray-1)) 55%,
      var(--color-gray-1) 100%
    );
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.85) inset,
    0 28px 56px rgba(15, 23, 42, 0.06);
}

.values-detail-block {
  display: none;
  margin: 0;
}

.values-detail-block.is-active {
  display: block;
  animation: values-detail-rise 0.68s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.values-detail-stage .values-detail-block.is-active::before {
  content: '';
  display: block;
  width: clamp(40px, 6vw, 56px);
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    var(--accent),
    color-mix(in srgb, var(--accent) 45%, var(--color-gray-3))
  );
  margin-bottom: clamp(20px, 2.5vw, 28px);
}

@keyframes values-detail-rise {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .values-detail-block.is-active {
    animation: values-detail-rise-reduced 0.35s ease both;
  }
  @keyframes values-detail-rise-reduced {
    from { opacity: 0; }
    to { opacity: 1; }
  }
}

.values-accordion {
  list-style: none;
  margin: 0; padding: 0;
  border-top: 1px solid var(--color-gray-2);
}

.values-item {
  border-bottom: 1px solid var(--color-gray-2);
}

.values-trigger {
  width: 100%;
  padding: 40px 0;
  display: grid;
  grid-template-columns: 80px 1fr 32px;
  gap: 48px;
  align-items: baseline;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
}

.values-trigger:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 70%, transparent);
  outline-offset: 6px;
}

.values-accordion .v-num {
  font-family: var(--font-en);
  font-size: clamp(13px, 1.1vw, 15px);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-gray-3);
}
.values-accordion .v-title {
  font-family: var(--font-jp);
  font-size: clamp(26px, 2.85vw, 40px);
  font-weight: 500;
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--color-black);
}

.values-trigger .v-icon {
  justify-self: end;
  align-self: center;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid var(--color-gray-2);
  display: grid;
  place-items: center;
  font-family: var(--font-en);
  font-size: 18px;
  line-height: 1;
  color: var(--color-black);
  transition: transform .4s cubic-bezier(.7,0,.2,1), background .4s, border-color .4s;
}

.values-item.is-open .values-trigger .v-icon {
  transform: rotate(45deg);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-color: color-mix(in srgb, var(--accent) 30%, var(--color-gray-2));
}

.values-panel {
  padding: 0 0 40px 0;
  margin-left: calc(80px + 48px);
  max-width: 52ch;
}

.values-panel[hidden] { display: none; }

@media (min-width: 901px) {
  .values-panel--mobile {
    display: none !important;
  }
}

/* 右カラム：リード（大きく・コントラスト強め） */
.values-detail-stage .v-desc {
  font-family: var(--font-jp);
  font-size: clamp(19px, 1.65vw, 24px);
  font-weight: 500;
  line-height: 1.72;
  letter-spacing: 0.03em;
  color: var(--color-black);
  margin: 0;
  text-wrap: balance;
}

.values-detail-stage .v-detail {
  margin-top: clamp(22px, 2.8vw, 32px);
  padding-top: clamp(20px, 2.5vw, 28px);
  border-top: 1px solid color-mix(in srgb, var(--color-gray-2) 70%, transparent);
  font-family: var(--font-jp);
  font-size: clamp(15px, 1.2vw, 18px);
  font-weight: 400;
  line-height: 2;
  letter-spacing: 0.02em;
  color: var(--color-gray-4);
  margin-left: 0;
  margin-right: 0;
  margin-bottom: 0;
}

/* モバイル・アコーディオン内（読みやすさを維持しつつ一段大きく） */
.values-accordion .v-desc {
  font-family: var(--font-jp);
  font-size: clamp(15px, 3.8vw, 17px);
  font-weight: 500;
  line-height: 1.82;
  letter-spacing: 0.02em;
  color: var(--color-black);
  margin: 0;
}

.values-accordion .v-detail {
  margin-top: 18px;
  font-family: var(--font-jp);
  font-size: clamp(14px, 3.5vw, 16px);
  font-weight: 400;
  line-height: 1.92;
  letter-spacing: 0.02em;
  color: var(--color-gray-4);
}

@media (max-width: 900px) {
  .values-split { grid-template-columns: 1fr; gap: 32px; }
  .values-detail-stage {
    display: none;
  }
  .values-trigger { grid-template-columns: 60px 1fr 32px; gap: 16px; padding: 28px 0; }
  .values-panel { margin-left: 60px; padding-bottom: 18px; }
}

/* About section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-items: start;
  max-width: 720px;
}

.about-head {
  position: relative;
  isolation: isolate;
  padding: 0.25rem 0 1.5rem;
  overflow: visible;
}

.about-head .section-label,
.about-head .section-title {
  position: relative;
  z-index: 1;
}

#about {
  isolation: isolate;
  overflow: visible;
}

#about .about-grid,
#about .about-body {
  position: relative;
  z-index: 1;
}

.about-body {
  font-family: var(--font-jp);
  font-size: 16px;
  line-height: 2;
  color: var(--color-gray-4);
}
.about-body p + p { margin-top: 24px; }

/* About — Storytelling disclosure (biz-row tonality) */
.about-storytelling {
  border-bottom: 1px solid var(--color-gray-2);
}

.about-storytelling__trigger.biz-row {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 0;
  grid-template-columns: 80px 1fr auto;
  color: var(--color-black);
}

.about-storytelling__trigger.biz-row:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 70%, transparent);
  outline-offset: 6px;
}

.about-storytelling__trigger.biz-row .about-storytelling__toggle {
  justify-self: end;
  align-self: center;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.about-storytelling__trigger.biz-row:hover .about-storytelling__toggle {
  color: var(--accent);
}

.about-storytelling.is-open .about-storytelling__trigger .arrow {
  transform: rotate(180deg);
}

.about-storytelling__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .55s cubic-bezier(.2,.7,.2,1);
}

.about-storytelling.is-open .about-storytelling__panel {
  grid-template-rows: 1fr;
}

.about-storytelling__panel-inner {
  overflow: hidden;
  min-height: 0;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity .45s cubic-bezier(.2,.7,.2,1), transform .55s cubic-bezier(.2,.7,.2,1);
}

.about-storytelling.is-open .about-storytelling__panel-inner {
  opacity: 1;
  transform: translateY(0);
}

.about-storytelling__detail {
  padding: 0 0 56px calc(80px + 48px);
}

.about-storytelling__text {
  font-family: var(--font-jp);
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-gray-4);
  max-width: none;
  margin: 0;
}

@media (max-width: 900px) {
  .about-storytelling__trigger.biz-row {
    grid-template-columns: 1fr;
  }

  .about-storytelling__trigger.biz-row .about-storytelling__toggle {
    justify-self: start;
  }

  .about-storytelling__detail {
    padding: 0 0 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .about-storytelling__panel,
  .about-storytelling__panel-inner {
    transition: none;
  }

  .about-storytelling__panel-inner {
    transform: none;
  }
}

/* About — detail block (About us.) */
.about-detail {
  padding-top: clamp(48px, 8vw, 80px);
}

.about-detail__head {
  margin-bottom: clamp(32px, 5vw, 48px);
}

.about-detail__title {
  font-family: var(--font-en);
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--color-black);
}

.about-detail__lead {
  max-width: 52em;
  font-family: var(--font-jp);
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 2.05;
  letter-spacing: 0.02em;
  color: var(--color-gray-4);
  margin-bottom: clamp(40px, 6vw, 64px);
}

.about-detail__pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-bottom: clamp(40px, 6vw, 64px);
  border-top: 1px solid var(--color-gray-2);
}

.about-pillar {
  display: grid;
  grid-template-columns: minmax(120px, 200px) 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
  padding: clamp(40px, 6vw, 56px) 0;
  border-bottom: 1px solid var(--color-gray-2);
}

.about-pillar__side {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.5vw, 24px);
  position: sticky;
  top: 120px;
}

.about-pillar__order {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-gray-3);
}

.about-pillar__en {
  font-family: var(--font-en);
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--color-black);
}

.about-pillar__name {
  font-family: var(--font-jp);
  font-size: clamp(14px, 1.5vw, 15px);
  font-weight: 500;
  letter-spacing: 0.1em;
  line-height: 1.5;
  color: var(--color-gray-3);
  margin-bottom: clamp(16px, 2.5vw, 24px);
}

.about-pillar__text {
  font-family: var(--font-jp);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 2.05;
  letter-spacing: 0.02em;
  color: var(--color-gray-4);
  max-width: 62ch;
}

.about-detail__close {
  max-width: 52em;
  padding: clamp(28px, 4vw, 36px) clamp(24px, 4vw, 40px);
  font-family: var(--font-jp);
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 2.05;
  letter-spacing: 0.02em;
  color: var(--color-black);
  background: var(--color-white);
  border-left: 3px solid var(--color-blue);
  box-shadow: inset 0 0 0 1px var(--color-gray-2);
}

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 32px; }

  .about-pillar {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 36px 0;
  }

  .about-pillar__side {
    position: static;
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-gray-2);
  }

  .about-pillar__en {
    font-size: clamp(24px, 7vw, 32px);
    text-align: right;
  }

  .about-pillar__text {
    max-width: none;
  }
}

/* Founder */
.founder-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 96px;
}
.founder-name {
  font-family: var(--font-en);
  font-size: clamp(36px, 4.5vw, 64px);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.05;
}
.founder-name small {
  display: block;
  font-family: var(--font-jp);
  font-size: 14px;
  font-weight: 400;
  color: var(--color-gray-4);
  margin-top: 8px;
  letter-spacing: 0.05em;
}
.founder-portrait {
  margin-top: 32px;
  aspect-ratio: 4 / 5;
  background: var(--color-gray-1);
  width: 100%;
  max-width: 280px;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}
.founder-portrait::after {
  content: "Portrait";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-en);
  font-size: 11px;
  color: var(--color-gray-3);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.founder-bio {
  font-family: var(--font-jp);
  font-size: 16px;
  line-height: 2;
  color: var(--color-gray-4);
}
.founder-creds {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--color-gray-2);
  list-style: none;
  padding-left: 0;
  font-family: var(--font-jp);
  font-size: 12px;
  line-height: 1.9;
  color: var(--color-gray-4);
}
.founder-creds li { padding-left: 16px; position: relative; }
.founder-creds li::before {
  content: "—";
  position: absolute; left: 0;
  color: var(--color-gray-3);
}
@media (max-width: 900px) {
  .founder-grid { grid-template-columns: 1fr; gap: 48px; }
}

/* Synergy */
.synergy-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 96px;
  align-items: center;
}
.synergy-text {
  font-family: var(--font-jp);
  font-size: 16px;
  line-height: 2;
  color: var(--color-gray-4);
}
.synergy-figure {
  aspect-ratio: 1 / 1;
  position: relative;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
}
.synergy-figure img { width: 100%; height: 100%; display: block; object-fit: contain; }
.synergy-figure .blob {
  mix-blend-mode: multiply;
  transition: opacity .6s, transform 1.2s cubic-bezier(.2,.7,.2,1);
}
.synergy-wrap--text-only {
  grid-template-columns: 1fr;
  max-width: 56ch;
}
.synergy-wrap--figure-only {
  grid-template-columns: 1fr;
  justify-items: center;
}
@media (max-width: 900px) {
  .synergy-wrap { grid-template-columns: 1fr; gap: 48px; }
}

/* Company info */
.company-info {
  margin: 0;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 0;
  border-top: 1px solid var(--color-gray-2);
}
.company-info dt,
.company-info dd {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-gray-2);
  margin: 0;
  font-size: 14px;
}
.company-info dt {
  font-family: var(--font-en);
  font-weight: 500;
  color: var(--color-gray-4);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.company-info dd {
  font-family: var(--font-jp);
  color: var(--color-black);
  line-height: 1.7;
}
@media (max-width: 900px) {
  .company-info { grid-template-columns: 100px 1fr; }
}