:root {
  --philosophy-green: #129400;
  --philosophy-pink: #f50061;
  --philosophy-blue: #0877ee;
  --philosophy-orange: #ff6800;
}

/* Introduction */

.philosophy-introduction {
  background: var(--color-bg-light);
}

.philosophy-introduction__inner {
  text-align: center;
}

.philosophy-introduction__eyebrow {
  margin-bottom: 24px;
  color: var(--color-primary);
  font-family: var(--font-en);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.philosophy-introduction__title {
  margin-bottom: 36px;
  font-size: clamp(3rem, 4vw, 5rem);
  line-height: 1.5;
}

.philosophy-introduction__text {
  max-width: 760px;
  margin-inline: auto;
  text-align: left;
}

/* Map */

.philosophy-map {
  background: var(--color-bg-light);
}

.philosophy-map__heading {
  margin-bottom: 56px;
}

.philosophy-map__layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(420px, 0.95fr) minmax(240px, 0.8fr);
  align-items: center;
  gap: 32px;
}

.philosophy-map__side {
  display: grid;
  gap: 56px;
}

.philosophy-map__visual {
  margin: 0;
}

.philosophy-map__image {
  display: block;
  width: 100%;
  max-width: 520px;
  height: auto;
  margin-inline: auto;
  object-fit: contain;
}

/* 説明ブロック：カード感を弱める */
.philosophy-block {
  padding: 0 0 0 18px;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.philosophy-block--green {
  border-left: 6px solid var(--philosophy-green);
}

.philosophy-block--pink {
  border-left: 6px solid var(--philosophy-pink);
}

.philosophy-block--blue {
  border-left: 6px solid var(--philosophy-blue);
}

.philosophy-block--orange {
  border-left: 6px solid var(--philosophy-orange);
}

.philosophy-block__title {
  display: none;
}

.philosophy-block__items {
  display: grid;
  gap: 0px;
}

.philosophy-block__item h4 {
  margin-bottom: 4px;
  font-size: 2rem;
  line-height: 1.3;
}

.philosophy-block__item p {
  margin-bottom: 0;
  color: var(--color-text);
  font-size: 1.4rem;
  line-height: 1.4;
}

.philosophy-block--green .philosophy-block__item h4 {
  color: var(--philosophy-green);
}

.philosophy-block--pink .philosophy-block__item h4 {
  color: var(--philosophy-pink);
}

.philosophy-block--blue .philosophy-block__item h4 {
  color: var(--philosophy-blue);
}

.philosophy-block--orange .philosophy-block__item h4 {
  color: var(--philosophy-orange);
}

/* Puzzle */

.philosophy-puzzle {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  aspect-ratio: 1 / 1;
  gap: 16px;
}

.philosophy-puzzle__piece {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  padding: 32px 20px;
  color: #fff;
  text-align: center;
  overflow: hidden;
}

.philosophy-puzzle__piece::after {
  position: absolute;
  width: 84px;
  height: 84px;
  background: #fff;
  border-radius: 50%;
  content: "";
}

.philosophy-puzzle__piece--green {
  background: var(--philosophy-green);
}

.philosophy-puzzle__piece--green::after {
  right: -42px;
  bottom: 44px;
}

.philosophy-puzzle__piece--pink {
  background: var(--philosophy-pink);
}

.philosophy-puzzle__piece--pink::after {
  bottom: -42px;
  left: 50%;
  transform: translateX(-50%);
}

.philosophy-puzzle__piece--blue {
  background: var(--philosophy-blue);
}

.philosophy-puzzle__piece--blue::after {
  top: -42px;
  left: 50%;
  transform: translateX(-50%);
}

.philosophy-puzzle__piece--orange {
  background: var(--philosophy-orange);
}

.philosophy-puzzle__piece--orange::after {
  top: 44px;
  left: -42px;
}

.philosophy-puzzle__icon {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 74px;
  height: 74px;
  margin-bottom: 20px;
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
}

.philosophy-puzzle__icon span {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 700;
}

.philosophy-puzzle__piece h3 {
  position: relative;
  z-index: 1;
  margin-bottom: 10px;
  font-size: clamp(2.2rem, 2.5vw, 3.2rem);
  line-height: 1.4;
}

.philosophy-puzzle__piece p {
  position: relative;
  z-index: 1;
  margin-bottom: 0;
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.82);
}

/* Tablet */

@media (max-width: 1100px) {
  .philosophy-map__layout {
    grid-template-columns: 1fr 1.2fr;
  }

  .philosophy-map__side--left,
  .philosophy-map__side--right {
    gap: 40px;
  }

  .philosophy-map__side--right {
    grid-column: 1;
    grid-row: 2;
  }

  .philosophy-puzzle {
    grid-column: 2;
    grid-row: 1 / span 2;
  }
}

/* Mobile */

@media (max-width: 767px) {
  .philosophy-map__layout {
    display: flex;
    flex-direction: column;
    gap: 36px;
  }

  .philosophy-map__visual {
    order: -1;
    width: 100%;
    max-width: 520px;
    margin-inline: auto;
  }

  .philosophy-map__image {
    width: 100%;
    max-width: 100%;
    height: auto;
  }

  .philosophy-map__side {
    width: 100%;
    grid-template-columns: 1fr;
    gap: 24px;
  }
}