/* ========================================
   トップページ専用CSS
   ======================================== */

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  width: 100%;
  overflow: hidden;
  isolation: isolate;
  margin: 0;
  padding: 0;
}

.hero picture {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
  padding: 0;
}

/* Background Image */
.hero__bg-image {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
  padding: 0;
}

/* Hero Info Section (Below hero image) */
.hero-info {
  position: relative;
  text-align: center;
  padding: 0 var(--spacing-lg) var(--spacing-md) ;
  /*background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);*/
  margin: -5% 0 0 0;
}

.hero-info__label {
  display: inline-block;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: bold;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 2px solid #ffffff;
  width: 100%;
}

.hero-info__schedule {
  font-size: clamp(0.875rem, 1.5vw, 1.125rem);
  letter-spacing: 0.05em;
}

/* Responsive text control for hero-info__label */
/* Mobile: hide separator, add line breaks after satellite name and before launch text, smaller font */
.hero-info__label {
  font-size: clamp(1.25rem, 3vw, 2.5rem);
}

.hero-info__label .separator {
  display: none;
}

.hero-info__label .br-desktop {
  display: none;
}

.hero-info__label .satellite-name::after {
  content: "\A";
  white-space: pre;
}

.hero-info__label .launch-text-break::after {
  content: "\A";
  white-space: pre;
}

/* Responsive */
@media (min-width: 769px) {
  .hero-info__label {
    max-width: calc(var(--container-max-width) - var(--spacing-lg));
    /*max-width: 72%;*/
    font-size: clamp(1.5rem, 3vw, 2.5rem);
  }

  /* Desktop: show separator, show desktop br, hide mobile line breaks */
  .hero-info__label .separator {
    display: inline;
  }

  .hero-info__label .br-desktop {
    display: inline;
  }

  .hero-info__label .satellite-name::after,
  .hero-info__label .launch-text-break::after {
    content: none;
  }
}
@media (min-width: 1201px) {
  .hero-info__label {
    max-width: calc(var(--container-max-width) - var(--spacing-xl));
    /*max-width: 64%;*/
  }
}

/* ========================================
   Info & News Wrapper - Two Column Layout
   ======================================== */
.info-news-wrapper {
  padding: var(--spacing-xl) 0;
  opacity: 1 !important;
  transform: translateY(0) !important;
}

.info-news-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

/* Launch Info adjustments for 2-column layout */
.info-news-grid .launch-info {
  background-color: rgba(255, 255, 255, 0.03);
  /*padding: var(--spacing-lg);*/
  padding: calc(var(--spacing-lg) / 3);
  border-radius: 8px;
}

/* News adjustments for 2-column layout */
.info-news-grid .news {
  background-color: rgba(255, 255, 255, 0.02);
  /*padding: var(--spacing-lg);*/
  padding: calc(var(--spacing-lg) / 3);
  border-radius: 8px;
}

/* Title Styling for both sections */
.info-news-grid .launch-info__title,
.info-news-grid .section-title {
  position: relative;
  padding-bottom: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  /*min-height: 120px;*/
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  letter-spacing: 0.1em;
}

.info-news-grid .launch-info__title::after,
.info-news-grid .section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 160px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  border-radius: 2px;
}

/* Responsive - Tablet & Mobile: Stack vertically */
@media (max-width: 980px) {
  .info-news-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .info-news-wrapper {
    padding: var(--spacing-lg) 0;
  }
  
  .info-news-grid .launch-info,
  .info-news-grid .news {
    padding: var(--spacing-md);
  }
  
  /* Reset title min-height on mobile */
  .info-news-grid .launch-info__title,
  .info-news-grid .section-title {
    min-height: auto;
  }
}

@media (max-width: 576px) {
  .info-news-wrapper {
    padding: var(--spacing-md) 0;
  }
  
  .info-news-grid .launch-info,
  .info-news-grid .news {
    padding: var(--spacing-sm);
  }
}

/* ========================================
   Launch Info Section
   ======================================== */
.launch-info {
  /* Background is now handled by info-news.css for 2-column layout */
}

.launch-info__inner {
  max-width: 900px;
  margin: 0 auto;
}

.launch-info__title {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: bold;
  margin-bottom: var(--spacing-lg);
  text-align: center;
  line-height: 1.6;
}

.launch-info__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.launch-info__item {
  display: flex;
  align-items: baseline;
  /*padding: var(--spacing-sm);*/
  padding: calc(var(--spacing-sm) / 3) calc(var(--spacing-sm) / 1.5);
  border-left: 3px solid var(--color-accent);
  background-color: rgba(255, 255, 255, 0.02);
  transition: background-color var(--transition-base);
}

.launch-info__item:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.launch-info__label {
  font-weight: bold;
  /*min-width: 140px;*/
  color: var(--color-accent);
  flex-shrink: 0;
}

.launch-info__value {
  flex: 1;
}

.launch-info__note {
  margin-top: var(--spacing-md);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

/* Responsive */
@media (max-width: 576px) {
  .launch-info__item {
    flex-direction: column;
    gap: var(--spacing-xs);
  }

  .launch-info__label {
    min-width: auto;
  }
}

/* ========================================
   News Section
   ======================================== */
.news {
  /* Background is now handled by info-news.css for 2-column layout */
}

.news__inner {
  max-width: 900px;
  margin: 0 auto;
}

.news__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.news__item {
  display: flex;
  gap: var(--spacing-md);
  /*padding: var(--spacing-md);*/
  padding: calc(var(--spacing-md) / 3) var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: background-color var(--transition-base);
}

.news__item:hover {
  background-color: rgba(255, 255, 255, 0.03);
}

.news__date {
  font-weight: bold;
  color: var(--color-accent);
  min-width: 40px;
  flex-shrink: 0;
}

.news__title {
  flex: 1;
  line-height: 1.6;
}

.news__link {
  transition: color var(--transition-base);
}

.news__link:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 576px) {
  .news__item {
    flex-direction: column;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
  }

  .news__date {
    min-width: auto;
  }
}

/* ========================================
   Banner Section
   ======================================== */
.banner {
  background-color: rgba(255, 255, 255, 0.02);
  opacity: 1 !important;
  transform: translateY(0) !important;
}

.banner__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.banner__item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.banner__item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.banner__link {
  display: block;
}

.banner__image {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-base);
}

.banner__item:hover .banner__image {
  transform: scale(1.05);
}

/* Responsive */
@media (max-width: 768px) {
  .banner__grid {
    gap: var(--spacing-sm);
  }
}

@media (max-width: 576px) {
  .banner__grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   Feature Section
   ======================================== */
.feature {
  background-color: #000;
  color: #fff;
  padding: 4rem 1rem;
}

.feature__title {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: bold;
  margin-bottom: var(--spacing-lg);
  text-align: center;
  line-height: 1.6;
  position: relative;
  padding-bottom: var(--spacing-md);
  letter-spacing: 0.1em;
}

.feature__title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 160px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  border-radius: 2px;
}

.feature__subtitle {
  font-size: clamp(0.875rem, 2vw, 1rem);
  text-align: center;
  color: #ccc;
  margin-bottom: 3rem;
}

.feature__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

@media (min-width: 769px) {
  .feature__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }
}

.feature__card {
  background-color: #1a1a1a;
  border-radius: 8px;
  overflow: hidden;
}

.feature__image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.feature__image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.feature__content {
  padding: 1.5rem;
  text-align: center;
}

.feature__description {
  font-size: 0.875rem;
  line-height: 1.7;
  color: #ccc;
  margin-bottom: 1.5rem;
  text-align: left;
}

.feature__button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.5rem;
  border: 1px solid #fff;
  background-color: transparent;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 4px;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
  cursor: pointer;
}

.feature__button::after {
  content: '▶';
  font-size: 0.625rem;
  transition: transform 0.3s ease;
}

.feature__button:hover {
  background-color: #fff;
  color: #000;
  transform: translateX(4px);
}

.feature__button:hover::after {
  transform: translateX(2px);
}

/* ========================================
   Overview Section
   ======================================== */
.overview {
  background-color: #000;
  color: #fff;
  padding: 4rem 1rem 5rem;
}

.overview__header {
  position: relative;
  max-width: 1200px;
  margin: 0 auto 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.overview__icon {
  display: none;
}

.overview__title {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  margin: 0;
  position: relative;
  padding-bottom: var(--spacing-md);
  text-align: center;
}

.overview__title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 160px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  border-radius: 2px;
}

.overview__subtitle {
  font-size: clamp(0.875rem, 2vw, 1rem);
  color: #ccc;
  margin-bottom: 2.5rem;
  text-align: center;
}

.overview__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

@media (min-width: 577px) {
  .overview__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1025px) {
  .overview__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
  }
}

.overview__card {
  background-color: #1a1a1a;
  border: 1px solid #333;
  border-radius: 8px;
  overflow: hidden;
}

.overview__image-wrapper {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.overview__image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.overview__content {
  padding: 1.5rem;
}

.overview__card-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.875rem;
  line-height: 1.5;
}

.overview__description {
  font-size: 0.875rem;
  line-height: 1.7;
  color: #ccc;
  margin-bottom: 1.25rem;
}

.overview__link {
  display: inline-block;
  color: #00a8cc;
  font-size: 0.875rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-bottom-color 0.3s ease, transform 0.3s ease;
  position: relative;
}

.overview__link:hover {
  border-bottom-color: #00a8cc;
  transform: translateX(4px);
}