.hero {
  position: relative;
  height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-slides {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    oklch(0.2 0.05 280.69 / 0.6),
    oklch(0.3 0.1 280.69 / 0.7)
  );
  z-index: -1;
}

.hero-content {
  text-align: center;
  color: var(--color-white);
  padding: var(--spacing-lg);
  max-width: 900px;
}

.hero-title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-md);
  text-shadow: 0 2px 10px oklch(0 0 0 / 0.3);
}

.hero-subtitle {
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-lg);
  opacity: 0.95;
  text-shadow: 0 1px 5px oklch(0 0 0 / 0.3);
}

.hero-scroll {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  animation: bounce 2s infinite;
}

.hero-scroll-icon {
  width: 100%;
  aspect-ratio: 1/1;
  border: 2px solid var(--color-white);
  border-radius: 100vmax;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-scroll-icon::before {
  content: "";
  width: 6px;
  aspect-ratio: 1/1;
  border-right: 2px solid var(--color-white);
  border-bottom: 2px solid var(--color-white);
  transform: rotate(45deg) translateY(-2px);
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

.about {
  background-color: var(--color-white);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.about-image-wrapper {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 10px 40px oklch(0 0 0 / 0.15);
}

.about-image {
  width: 100%;
  height: auto;
  display: block;
}

.about-text {
  line-height: 2;
}

.about-text p {
  margin-bottom: var(--spacing-md);
}

.about-text p:last-child {
  margin-bottom: 0;
}

.news {
  background-color: var(--color-gray-100);
}

.news-list {
  max-width: 800px;
  margin-inline: auto;
}

.news-item {
  margin-bottom: var(--spacing-sm);
}

.news-item:last-child {
  margin-bottom: 0;
}

.news-item-link {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-white);
  border-radius: 8px;
  box-shadow: 0 2px 8px oklch(0 0 0 / 0.05);
  transition: box-shadow var(--transition-fast);
  text-decoration: none;
  color: inherit;
}

.news-item-link:hover {
  box-shadow: 0 4px 16px oklch(0 0 0 / 0.1);
}

.news-date {
  flex-shrink: 0;
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: 500;
  min-width: 100px;
}

.news-title {
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

.news-loading {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--color-gray-500);
}

.news-placeholder {
  text-align: center;
  padding: var(--spacing-2xl);
  background-color: var(--color-white);
  border-radius: 8px;
  color: var(--color-gray-500);
}

.president {
  background-color: var(--color-white);
}

.president-content {
  display: grid;
  justify-content: center;
  gap: var(--spacing-2xl);
}

.president-image-wrapper {
  position: relative;
}

.president-image {
  display: block;
  width: 10%;
  aspect-ratio: 88/123;
  margin-inline: auto;
  border-radius: 8px;
  box-shadow: 0 10px 40px oklch(0 0 0 / 0.15);
}

.president-name {
  text-align: center;
  margin-top: var(--spacing-md);
  font-size: var(--font-size-base);
  color: var(--color-gray-700);
}

.president-text {
  line-height: 2;
}

.president-text p {
  margin-bottom: var(--spacing-md);
}

.president-text h3 {
  color: var(--color-primary);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-sm);
  border-left: 4px solid var(--color-primary);
}

.president-theme {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background-color: var(--color-gray-100);
  border-radius: 8px;
}

.president-theme-title {
  font-size: var(--font-size-base);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.president-theme-text {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-xs);
}

.president-theme-description {
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  margin-bottom: 0;
}

.president-slogan {
  margin-top: var(--spacing-md);
}

.president-slogan p {
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-sm);
}

@media (width < 768px) {
  .hero-content {
    padding: var(--spacing-md);
  }

  .hero-title {
    font-size: var(--font-size-2xl);
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .about-image-wrapper {
    order: -1;
  }

  .news-item-link {
    flex-direction: column;
    gap: var(--spacing-xs);
  }

  .president-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .president-image-wrapper {
    max-width: 250px;
    margin-inline: auto;
  }

  .president-image {
    width: 100%;
  }

  .president-theme-text {
    font-size: var(--font-size-base);
  }
}