.page-products {
  --sector-01: #8B0000;
  --sector-02: #DAA520;
  --sector-03: #4B6E8C;
  --sector-04: #8A6D3B;
  --sector-01-soft: rgba(139, 0, 0, 0.08);
  --sector-02-soft: rgba(218, 165, 32, 0.12);
  --sector-03-soft: rgba(75, 110, 140, 0.1);
  --sector-04-soft: rgba(138, 109, 59, 0.1);
}

.page-products .breadcrumb {
  margin-top: 32px;
  margin-bottom: 0;
}

.page-products .page-products__intro-grid {
  display: grid;
  gap: 40px;
}

.page-products .page-products__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 6vw, 64px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin: 14px 0 0;
  max-width: 780px;
}

.page-products .page-products__intro .section-lead {
  max-width: 660px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--color-muted);
  margin-top: 20px;
}

.page-products .page-products__intro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.page-products .page-products__intro-side {
  border-left: 1px solid var(--color-line);
  padding-left: 24px;
}

.page-products .page-products__intro-side-label {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  margin: 0 0 16px;
}

.page-products .page-products__intro-side-note {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.7;
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--color-line);
}

.page-products .page-products__legend-swatch--culture {
  background: var(--sector-04);
}

.page-products .page-products__hero-index {
  display: grid;
  border-top: 1px solid var(--color-line);
  margin-top: 22px;
}

.page-products .page-products__hero-index-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--color-line);
  color: var(--color-ink);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  transition: background 0.2s, color 0.2s, padding 0.2s;
}

.page-products .page-products__hero-index-link:hover {
  background: var(--sector-01-soft);
  padding-left: 10px;
  color: var(--color-brand-deep);
}

.page-products .page-products__hero-index-link > span {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--link-color, var(--color-brand));
}

.page-products .page-products__hero-index-link small {
  margin-left: auto;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--color-muted);
}

.page-products .page-products__hero-index-link[data-hero-index="01"] {
  --link-color: var(--sector-01);
}

.page-products .page-products__hero-index-link[data-hero-index="02"] {
  --link-color: var(--sector-02);
}

.page-products .page-products__hero-index-link[data-hero-index="03"] {
  --link-color: var(--sector-03);
}

.page-products .page-products__hero-index-link[data-hero-index="04"] {
  --link-color: var(--sector-04);
}

.page-products .page-products__filter-area {
  position: relative;
}

.page-products .page-products__filter-input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: -1px;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-products .page-products__filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 34px;
}

.page-products .page-products__filter-btn {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  padding: 10px 18px;
  border: 1px solid var(--color-line);
  border-radius: 0;
  color: var(--color-ink);
  cursor: pointer;
  background: transparent;
  white-space: nowrap;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.page-products .page-products__filter-btn:hover {
  border-color: var(--color-brand);
  color: var(--color-brand-deep);
}

.page-products #sector-all:checked ~ .page-products__filter-bar label[for="sector-all"],
.page-products #sector-01:checked ~ .page-products__filter-bar label[for="sector-01"],
.page-products #sector-02:checked ~ .page-products__filter-bar label[for="sector-02"],
.page-products #sector-03:checked ~ .page-products__filter-bar label[for="sector-03"],
.page-products #sector-04:checked ~ .page-products__filter-bar label[for="sector-04"] {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-on-dark);
}

.page-products #sector-01:checked ~ .page-products__filter-bar label[for="sector-01"] {
  background: var(--sector-01);
  border-color: var(--sector-01);
}

.page-products #sector-02:checked ~ .page-products__filter-bar label[for="sector-02"] {
  background: var(--sector-02);
  border-color: var(--sector-02);
}

.page-products #sector-03:checked ~ .page-products__filter-bar label[for="sector-03"] {
  background: var(--sector-03);
  border-color: var(--sector-03);
}

.page-products #sector-04:checked ~ .page-products__filter-bar label[for="sector-04"] {
  background: var(--sector-04);
  border-color: var(--sector-04);
}

.page-products .page-products__sector-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.page-products .page-products__sector-card {
  --card-color: var(--color-muted);
  background: #fffdfb;
  border: 1px solid var(--color-line);
  border-top: 4px solid var(--card-color);
  border-radius: 0;
  padding: 28px 24px;
  margin: 0;
  box-shadow: var(--shadow);
}

.page-products .page-products__sector-card[data-sector="01"] {
  --card-color: var(--sector-01);
}

.page-products .page-products__sector-card[data-sector="02"] {
  --card-color: var(--sector-02);
}

.page-products .page-products__sector-card[data-sector="03"] {
  --card-color: var(--sector-03);
}

.page-products .page-products__sector-card[data-sector="04"] {
  --card-color: var(--sector-04);
}

.page-products .page-products__sector-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.page-products .page-products__sector-title-group {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-products .page-products__sector-index {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 28px;
  line-height: 1;
  color: var(--card-color);
}

.page-products .page-products__sector-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  color: var(--color-ink);
}

.page-products .page-products__sector-icon {
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  color: var(--card-color);
}

.page-products .page-products__sector-tag {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  margin: 0 0 10px;
}

.page-products .page-products__sector-brief {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-ink);
  margin: 0 0 18px;
}

.page-products .page-products__sector-details {
  border-top: 1px solid var(--color-line);
  padding-top: 12px;
  margin-top: 2px;
}

.page-products .page-products__sector-details .fold-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--card-color);
  list-style: none;
  cursor: pointer;
}

.page-products .page-products__sector-details .fold-header::-webkit-details-marker {
  display: none;
}

.page-products .page-products__sector-details .fold-panel {
  margin-top: 14px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-muted);
}

.page-products .page-products__sector-details .fold-panel p + p {
  margin-top: 12px;
}

.page-products #sector-01:checked ~ .page-products__sector-grid .page-products__sector-card:not([data-sector="01"]),
.page-products #sector-02:checked ~ .page-products__sector-grid .page-products__sector-card:not([data-sector="02"]),
.page-products #sector-03:checked ~ .page-products__sector-grid .page-products__sector-card:not([data-sector="03"]),
.page-products #sector-04:checked ~ .page-products__sector-grid .page-products__sector-card:not([data-sector="04"]) {
  display: none;
}

.page-products #sector-01:checked ~ .page-products__sector-grid .page-products__sector-card[data-sector="01"],
.page-products #sector-02:checked ~ .page-products__sector-grid .page-products__sector-card[data-sector="02"],
.page-products #sector-03:checked ~ .page-products__sector-grid .page-products__sector-card[data-sector="03"],
.page-products #sector-04:checked ~ .page-products__sector-grid .page-products__sector-card[data-sector="04"] {
  grid-column: 1 / -1;
  max-width: 760px;
  justify-self: start;
  width: 100%;
}

.page-products .page-products__gridmap-layout {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-products .page-products__position-diagram {
  border: 1px solid var(--color-line);
  background: #fdfcfa;
}

.page-products .page-products__position-diagram svg {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
}

.page-products .page-products__position-notes {
  display: grid;
  gap: 14px;
}

.page-products .page-products__position-note {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0;
  padding: 14px 18px;
  background: var(--color-bg-alt);
  border-left: 3px solid var(--color-brand);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-ink);
}

.page-products .page-products__position-note span {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-brand);
  white-space: nowrap;
}

.page-products .page-products__detail {
  --detail-color: var(--color-brand);
}

.page-products .page-products__detail[data-industry="01"] {
  --detail-color: var(--sector-01);
}

.page-products .page-products__detail[data-industry="02"] {
  --detail-color: var(--sector-02);
}

.page-products .page-products__detail[data-industry="03"] {
  --detail-color: var(--sector-03);
}

.page-products .page-products__detail[data-industry="04"] {
  --detail-color: var(--sector-04);
}

.page-products .page-products__detail-grid {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.page-products .page-products__detail-aside {
  border-left: 4px solid var(--detail-color);
  padding-left: 18px;
}

.page-products .page-products__detail-aside .section-label {
  color: var(--detail-color);
}

.page-products .page-products__detail-aside h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 36px;
  line-height: 1.2;
  color: var(--color-ink);
  margin: 10px 0 8px;
}

.page-products .page-products__detail-aside > p:not(.section-label) {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-muted);
  margin: 0;
}

.page-products .page-products__detail-aside .coord-tag {
  display: inline-block;
  margin-top: 14px;
}

.page-products .page-products__detail-main {
  display: grid;
  gap: 24px;
}

.page-products .page-products__detail-copy p {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-ink);
  margin: 0;
}

.page-products .page-products__detail-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-products .page-products__detail-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-ink);
}

.page-products .page-products__detail-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 12px;
  height: 2px;
  background: var(--detail-color);
}

.page-products .visual-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.page-products .page-products__partner .section-title,
.page-products .page-products__partner .section-lead {
  color: var(--color-on-dark);
}

.page-products .page-products__partner .section-lead {
  color: rgba(248, 244, 240, 0.88);
}

.page-products .page-products__partner-grid {
  display: grid;
  gap: 32px;
}

.page-products .page-products__partner-card {
  background: rgba(248, 244, 240, 0.08);
  border: 2px dashed var(--color-accent);
  border-radius: 0;
  padding: 28px;
}

.page-products .page-products__partner-card p {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-on-dark);
  margin: 0 0 12px;
}

.page-products .page-products__partner-label {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--color-accent) !important;
  margin-bottom: 10px !important;
}

.page-products .page-products__partner-contact,
.page-products .page-products__partner-note {
  word-break: break-word;
}

.page-products .page-products__partner-card a,
.page-products .page-products__partner-more a {
  color: var(--color-on-dark);
  text-decoration-color: var(--color-accent);
  text-underline-offset: 4px;
}

.page-products .page-products__partner-card a:hover,
.page-products .page-products__partner-more a:hover {
  color: var(--color-accent-light);
}

.page-products .page-products__partner-more {
  font-family: var(--font-body);
  font-size: 14px;
  color: rgba(248, 244, 240, 0.8);
  margin-top: 18px;
}

.page-products .page-products__guide .index-list {
  margin-top: 28px;
}

.page-products .page-products__guide .index-row {
  padding-top: 14px;
  padding-bottom: 14px;
}

@media (min-width: 720px) {
  .page-products .page-products__filter-bar {
    flex-wrap: nowrap;
  }

  .page-products .page-products__gridmap-layout {
    grid-template-columns: 1fr 260px;
    gap: 40px;
  }

  .page-products .page-products__detail-grid {
    display: grid;
    grid-template-columns: minmax(180px, 280px) 1fr;
    gap: 40px;
  }

  .page-products .page-products__partner-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 40px;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-products .page-products__intro-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.85fr);
    gap: 64px;
    align-items: start;
  }

  .page-products .page-products__intro-copy {
    padding-top: 12px;
  }

  .page-products .page-products__intro-side {
    padding-left: 36px;
  }

  .page-products .page-products__sector-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .page-products__sector-card:nth-child(2),
  .page-products .page-products__sector-card:nth-child(4) {
    margin-top: 32px;
  }

  .page-products .page-products__detail-grid {
    grid-template-columns: minmax(220px, 320px) 1fr;
    gap: 56px;
  }

  .page-products .page-products__detail-main {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 40px;
    align-items: center;
  }

  .page-products .page-products__detail-main .visual-frame {
    grid-column: 1;
    grid-row: 1;
  }

  .page-products .page-products__detail-main .page-products__detail-copy {
    grid-column: 2;
    grid-row: 1;
  }

  .page-products .page-products__detail--alt .page-products__detail-main .visual-frame {
    grid-column: 2;
    grid-row: 1;
  }

  .page-products .page-products__detail--alt .page-products__detail-main .page-products__detail-copy {
    grid-column: 1;
    grid-row: 1;
  }
}