/* ===== Homepage: Hero + Logo Grid + Guide ===== */
.page-index {
  color: #ffffff;
  background-color: #0D0E12;
}

/* --- Module 0: Hero --- */
.page-index__hero-section {
  padding-top: 0;
  margin-top: 0;
  width: 100%;
  overflow: hidden;
}
.page-index__hero-container {
  width: 100%;
  overflow: hidden;
}
.page-index__hero-link {
  display: block;
  width: 100%;
}
.page-index__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 17 / 5;
  max-width: 100%;
}

/* --- Module 1: Logo Grid --- */
.page-index__logo-grid-section {
  max-width: 1200px;
  margin: 16px auto 28px;
  padding: 0 16px;
}
.page-index__logo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px 16px;
  justify-items: center;
}
.page-index__logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 280px;
  text-align: center;
}
.page-index__logo-image {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: contain;
  display: block;
  background-color: #17191F;
  border-radius: 12px;
  padding: 8px;
  border: 1px solid #A84F0C;
}
.page-index__logo-cta {
  display: inline-block;
  padding: 10px 24px;
  border-radius: 999px;
  background: linear-gradient(180deg, #FFA53A 0%, #D96800 100%);
  color: #FFF3E6;
  font-weight: 700;
  text-decoration: none;
  font-size: 1rem;
  transition: box-shadow 0.3s ease, transform 0.2s ease;
  box-shadow: 0 4px 14px rgba(255, 176, 77, 0.3);
  border: none;
  cursor: pointer;
  white-space: normal;
  text-align: center;
  line-height: 1.4;
}
.page-index__logo-cta:hover,
.page-index__logo-cta:focus {
  background: linear-gradient(180deg, #FF8C1A 0%, #A84F0C 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(255, 140, 26, 0.6);
  color: #ffffff;
  text-decoration: none;
}
.page-index__logo-item:nth-child(5) {
  grid-column: 2;
}
.page-index__logo-item:nth-child(6) {
  grid-column: 3;
}

/* --- Module 2: Guide --- */
.page-index__guide-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 16px 16px 48px;
  color: #FFF3E6;
}
.page-index__guide-title {
  text-align: center;
  color: #FF8C1A;
  font-weight: 800;
  line-height: 1.3;
  margin: 16px 0 12px;
  letter-spacing: -0.02em;
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  text-shadow: 0 2px 8px rgba(255, 140, 26, 0.2);
}
.page-index__guide-intro {
  font-size: 1.1rem;
  line-height: 1.7;
  text-align: center;
  max-width: 750px;
  margin: 0 auto 20px;
}
.page-index__guide-intro a {
  color: #FF8C1A;
  text-decoration: underline;
}
.page-index__guide-inner ul {
  padding-left: 1.5rem;
  margin: 0 0 1.5rem;
}
.page-index__guide-inner li {
  margin-bottom: 0.6rem;
  line-height: 1.7;
}
.page-index__guide-inner h2 {
  color: #FFA53A;
  margin-top: 2rem;
  line-height: 1.4;
  font-size: 1.9rem;
  border-left: 4px solid #FF8C1A;
  padding-left: 12px;
}
.page-index__guide-inner h3 {
  color: #FFB04D;
  margin-top: 1.4rem;
  font-size: 1.3rem;
}
.page-index__guide-inner p {
  line-height: 1.8;
  color: #D0E0E8;
  margin-bottom: 1rem;
}
.page-index__guide-inner a {
  color: #FF8C1A;
  text-decoration: underline;
  font-weight: 600;
}
.page-index__guide-figure {
  margin: 32px auto;
  text-align: center;
  max-width: 800px;
}
.page-index__guide-figure img {
  display: block;
  width: 100%;
  max-width: 800px;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid #A84F0C;
  background-color: #17191F;
}
.page-index__guide-figure figcaption {
  font-size: 0.9rem;
  color: #B0C0D0;
  margin-top: 8px;
  line-height: 1.4;
}

/* --- Media Queries --- */
@media (max-width: 768px) {
  .page-index__hero-image {
    aspect-ratio: 2 / 1;
  }

  .page-index__logo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-index__logo-item {
    max-width: 150px;
    gap: 8px;
  }
  .page-index__logo-cta {
    padding: 8px 12px;
    font-size: 0.9rem;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
    display: inline-block;
  }
  .page-index__logo-item:nth-child(5),
  .page-index__logo-item:nth-child(6) {
    grid-column: auto;
  }

  .page-index__guide-title {
    font-size: 1.4rem;
  }
  .page-index__guide-intro {
    font-size: 1rem;
  }
  .page-index__guide-inner h2 {
    font-size: 1.5rem;
  }
  .page-index__guide-inner h3 {
    font-size: 1.15rem;
  }
  .page-index__guide-figure img {
    max-width: 100%;
    height: auto;
  }

  /* Mobile: prevent horizontal overflow */
  .page-index img {
    max-width: 100% !important;
    height: auto !important;
  }
  .page-index {
    max-width: 100%;
    overflow-x: hidden;
  }
}

@media (min-width: 768px) and (max-width: 1024px) {
  .page-index__logo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-index__logo-item:nth-child(5),
  .page-index__logo-item:nth-child(6) {
    grid-column: auto;
  }
  .page-index__guide-title {
    font-size: 1.8rem;
  }
}

/* --- Accessibility & Fixes --- */
.page-index__logo-cta:link,
.page-index__logo-cta:visited {
  color: #FFF3E6;
}
.page-index__guide-inner a:hover {
  color: #FFB04D;
}
.page-index__guide-inner a:focus-visible {
  outline: 2px solid #FFA53A;
  outline-offset: 2px;
}