.page-about {
  color: #F2FFF6;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background-color: #08160F;
  padding: 0;
  margin: 0;
}
.page-about__hero-section {
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, #0A4B2C 0%, #08160F 100%);
  padding-top: 10px;
}
.page-about__hero-image-wrap {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 16px;
  box-sizing: border-box;
}
.page-about__hero-image {
  width: 100%;
  height: auto;
  aspect-ratio: 17 / 5;
  object-fit: cover;
  display: block;
  border-radius: 16px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}
.page-about__hero-content {
  text-align: center;
  padding: 24px 16px;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
  color: #F2FFF6;
}
.page-about__title {
  font-size: clamp(1.6rem, 2vw + 1rem, 2.6rem);
  line-height: 1.2;
  font-weight: 800;
  max-width: 100%;
  margin: 0 auto 16px;
  color: #F2FFF6;
}
.page-about__description {
  font-size: 1.1rem;
  line-height: 1.8;
  max-width: 810px;
  margin: 0 auto 16px;
  color: #A7D9B8;
}
.page-about__hero-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.page-about__btn {
  display: inline-block;
  padding: 16px 36px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.2;
  text-decoration: none;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 0;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}
.page-about__btn--primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #08160F;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}
.page-about__btn--secondary {
  background: transparent;
  border: 2px solid #2E7A4E;
  color: #F2FFF6;
}
.page-about__btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(87, 227, 141, 0.5);
}
.page-about__intro {
  padding: 40px 16px;
  background-color: #08160F;
}
.page-about__intro-inner {
  max-width: 1000px;
  margin: 0 auto;
}
.page-about__intro-title {
  text-align: left;
  color: #F2FFF6;
  margin: 0 0 20px;
  font-size: 1.6em;
  border-bottom: 2px solid #1E3A2A;
  padding-bottom: 10px;
}
.page-about__intro-text {
  color: #A7D9B8;
  line-height: 1.9;
  margin: 0 0 16px;
}
.page-about__intro-cta {
  text-align: center;
}
.page-about__features {
  padding: 40px 16px;
  background-color: #08160F;
}
.page-about__features-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.page-about__features-title,
.page-about__games-title,
.page-about__commitment-title {
  text-align: center;
  margin: 0 0 12px;
  color: #F2FFF6;
  font-size: 1.8em;
}
.page-about__features-subtitle,
.page-about__games-subtitle,
.page-about__logo-grid-subtitle {
  text-align: center;
  margin: 0 auto 32px;
  color: #A7D9B8;
  font-size: 1.1rem;
  max-width: 700px;
}
.page-about__features-grid,
.page-about__games-list,
.page-about__commitment-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.page-about__feature-item,
.page-about__commitment-item {
  background-color: #11271B;
  border: 1px solid #2E7A4E;
  border-radius: 16px;
  padding: 24px;
  text-align: center;
}
.page-about__feature-image,
.page-about__commitment-image {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
  margin: 0 auto 20px;
}
.page-about__feature-name,
.page-about__game-name,
.page-about__commitment-name {
  font-size: 1.1em;
  margin-bottom: 12px;
  color: #F2FFF6;
}
.page-about__feature-desc,
.page-about__game-desc,
.page-about__commitment-desc {
  color: #A7D9B8;
  line-height: 1.7;
}
.page-about__games {
  padding: 40px 16px;
  background-color: #11271B;
}
.page-about__games-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.page-about__game-item {
  background-color: #08160F;
  padding: 24px;
  border-radius: 16px;
  text-align: center;
  border: 1px solid #2E7A4E;
}
.page-about__game-logo {
  width: 100%;
  max-width: 200px;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: contain;
  margin: 0 auto 20px;
}
.page-about__logo-grid {
  padding: 40px 16px;
  background-color: #08160F;
}
.page-about__logo-grid-title {
  text-align: center;
  color: #F2FFF6;
  margin: 0 0 12px;
}
.page-about__logo-grid-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px 16px;
  justify-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.page-about__logo-item {
  width: 100%;
  max-width: 280px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.page-about__logo-image {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: contain;
  border-radius: 8px;
}
.page-about__logo-item:nth-child(5) {
  grid-column: 2;
}
.page-about__logo-item:nth-child(6) {
  grid-column: 3;
}
.page-about__commitment {
  padding: 40px 16px;
  background-color: #11271B;
}
.page-about__commitment-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.page-about__commitment-text {
  text-align: center;
  margin: 0 auto 32px;
  color: #A7D9B8;
  line-height: 1.8;
  max-width: 900px;
}
.page-about__commitment-cta {
  text-align: center;
  margin-top: 32px;
}
.page-about__guide-section {
  padding: 40px 16px;
  background-color: #08160F;
}
.page-about__guide-inner {
  max-width: 900px;
  margin: 0 auto;
}
.page-about__guide-title {
  text-align: center;
  color: #F2FFF6;
  margin: 0 0 32px;
}
.page-about__faq-item {
  background-color: #11271B;
  border: 1px solid #2E7A4E;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  position: relative;
}
.page-about__faq-question {
  font-weight: 600;
  cursor: pointer;
  color: #F2FFF6;
  margin: 0;
  padding-right: 40px;
  list-style: none;
  font-size: 1.2em;
}
.page-about__faq-question::-webkit-details-marker {
  display: none;
}
.page-about__faq-icon {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 28px;
  height: 28px;
  background: #22C768;
  color: #08160F;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
  font-size: 20px;
}
.page-about__faq-answer {
  padding-top: 16px;
  margin: 0;
  color: #A7D9B8;
  line-height: 1.8;
}
@media (max-width: 768px) {
  .page-about {
    overflow-x: hidden;
  }
  .page-about__hero-section {
    padding-top: 8px;
  }
  .page-about__hero-image {
    aspect-ratio: 2 / 1;
  }
  .page-about__hero-actions {
    flex-direction: column;
    gap: 12px;
  }
  .page-about__btn {
    display: inline-block;
    text-align: center;
    padding: 16px 28px;
  }
  .page-about__logo-grid-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-about__logo-item:nth-child(5),
  .page-about__logo-item:nth-child(6) {
    grid-column: auto;
  }
  .page-about__features-grid,
  .page-about__games-list,
  .page-about__commitment-list {
    grid-template-columns: 1fr;
  }
  .page-about .page-about__feature-image,
  .page-about .page-about__commitment-image,
  .page-about .page-about__game-logo,
  .page-about .page-about__logo-image {
    max-width: 100%;
    height: auto;
  }
  .page-about__game-logo {
    width: 200px;
    max-width: 100%;
  }
  .page-about__intro,
  .page-about__features,
  .page-about__games,
  .page-about__logo-grid,
  .page-about__commitment,
  .page-about__guide-section {
    padding: 32px 16px;
  }
}