.page-products {
  --card-radius: 28px;
  --card-shadow: 0 18px 48px rgba(62, 42, 30, 0.1);
  --card-shadow-hover: 0 24px 64px rgba(62, 42, 30, 0.14);
  --gold-gradient: linear-gradient(135deg, rgba(199, 155, 66, 0.16), rgba(199, 155, 66, 0.04));
  box-sizing: border-box;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products .hero-layout {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 40px;
  padding-top: 48px;
  padding-bottom: 64px;
}

.page-products .hero-copy {
  position: relative;
  z-index: 2;
}

.page-products .hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin-bottom: 20px;
}

.page-products .hero-kicker::before {
  content: "";
  width: 32px;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
}

.page-products .page-title {
  font-family: var(--font-head);
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.3;
  color: var(--brown);
  margin: 0 0 20px;
  max-width: 820px;
  letter-spacing: 0.02em;
}

.page-products .page-subtitle {
  font-family: var(--font-body);
  font-size: clamp(16px, 2.4vw, 19px);
  line-height: 1.8;
  color: var(--ink);
  max-width: 680px;
  margin: 0 0 12px;
}

.page-products .hero-note {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--olive);
  max-width: 560px;
  margin: 0;
}

.page-products .hero-visual {
  position: relative;
  border-radius: var(--card-radius);
  overflow: hidden;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-products .hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
  filter: saturate(0.7) sepia(0.2);
}

.page-products .hero-seal {
  position: relative;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: var(--brown);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(62, 42, 30, 0.2);
  margin: 32px;
}

.page-products .seal-char {
  font-family: var(--font-head);
  font-size: 40px;
  color: var(--gold);
  line-height: 1;
}

.page-products .chapter-index {
  padding: 0 var(--shell-pad, 24px) 80px;
}

.page-products .section-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 36px;
  position: relative;
}

.page-products .section-kicker {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.18em;
  line-height: 1.75;
  flex-shrink: 0;
  padding-top: 4px;
}

.page-products .section-title {
  font-family: var(--font-head);
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.3;
  color: var(--brown);
  margin: 0;
  flex-shrink: 0;
}

.page-products .section-head--inner {
  margin-bottom: 18px;
}

.page-products .vert-note {
  writing-mode: vertical-rl;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--olive);
  letter-spacing: 0.2em;
  height: auto;
  margin-left: auto;
  opacity: 0.7;
}

.page-products .chapter-preview {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .preview-card {
  position: relative;
  background: var(--ivory);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(62, 42, 30, 0.06);
  overflow: hidden;
  transition: box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease);
  border-top: 3px solid transparent;
}

.page-products .preview-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), transparent);
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
}

.page-products .preview-card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-4px);
}

.page-products .preview-card:hover::before {
  opacity: 1;
}

.page-products .preview-card[data-active="true"] {
  border-top: 3px solid var(--gold);
}

.page-products .preview-card-number {
  display: block;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.page-products .preview-card-title {
  font-family: var(--font-head);
  font-size: 20px;
  line-height: 1.4;
  color: var(--brown);
  margin: 0 0 10px;
}

.page-products .preview-card-desc {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
  margin: 0 0 16px;
  opacity: 0.85;
}

.page-products .preview-card-link {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-products .preview-card-link::after {
  content: "→";
  transition: transform var(--duration) var(--ease);
}

.page-products .preview-card:hover .preview-card-link::after {
  transform: translateX(4px);
}

.page-products .service-archive {
  padding: 0 0 88px;
  position: relative;
}

.page-products .service-archive .shell {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.page-products .service-card {
  position: relative;
  background: var(--ivory);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  padding: 36px 28px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  overflow: hidden;
  transition: box-shadow var(--duration) var(--ease);
}

.page-products .service-card::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 6px;
  border-radius: 4px;
  opacity: 0.7;
}

.page-products .service-card--subscribe::after {
  background: var(--gold);
}

.page-products .service-card--query::after {
  background: var(--green);
}

.page-products .service-card--favorite::after {
  background: var(--brown);
}

.page-products .service-card--welcome::after {
  background: var(--red);
}

.page-products .service-card-meta {
  position: absolute;
  top: 24px;
  right: 28px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-products .service-card-tag {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--brown);
  background: var(--gold-soft);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
}

.page-products .service-card--query .service-card-tag {
  color: var(--green);
  background: var(--green-soft);
}

.page-products .service-card--favorite .service-card-tag {
  color: var(--brown);
  background: var(--brown-soft);
}

.page-products .service-card--welcome .service-card-tag {
  color: var(--red);
  background: var(--red-soft);
}

.page-products .service-card-index {
  font-family: var(--font-head);
  font-size: 18px;
  color: rgba(62, 42, 30, 0.3);
  letter-spacing: 0.1em;
}

.page-products .service-card-copy {
  position: relative;
  z-index: 1;
}

.page-products .service-card-title {
  font-family: var(--font-head);
  font-size: 26px;
  line-height: 1.35;
  color: var(--brown);
  margin: 0;
}

.page-products .service-card-desc {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  margin: 16px 0 0;
  max-width: 640px;
}

.page-products .sub-list-title {
  font-family: var(--font-head);
  font-size: 16px;
  color: var(--brown);
  margin: 0 0 8px;
}

.page-products .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .check-list--compact {
  gap: 4px;
}

.page-products .check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.7;
}

.page-products .check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 700;
}

.page-products .service-card--query .check-list li::before {
  color: var(--green);
}

.page-products .details-archive {
  margin-top: 22px;
  border-top: 1px solid rgba(62, 42, 30, 0.1);
  padding-top: 16px;
}

.page-products .details-archive summary {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  color: var(--brown);
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}

.page-products .details-archive summary::-webkit-details-marker {
  display: none;
}

.page-products .details-archive summary::before {
  content: "＋";
  display: inline-flex;
  color: var(--gold);
  font-size: 18px;
  line-height: 1;
}

.page-products .details-archive[open] summary::before {
  content: "－";
}

.page-products .details-content {
  padding: 18px 0 6px;
}

.page-products .step-list {
  margin: 0;
  padding: 0 0 0 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .step-list li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.page-products .service-card-visual {
  border-radius: 20px;
  overflow: hidden;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  padding: 14px;
  gap: 12px;
}

.page-products .service-card-visual img {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: cover;
  border-radius: 14px;
}

.page-products .service-card-visual--left {
  order: -1;
}

.page-products .visual-caption {
  font-family: var(--font-body);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--olive);
  margin: 0;
  padding: 0 4px;
}

.page-products .device-strip {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 0 4px 4px;
}

.page-products .device-chip {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--green);
  background: var(--green-soft);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
}

.page-products .query-q {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  color: var(--green);
  margin: 20px 0 8px;
}

.page-products .search-demo {
  margin-top: 20px;
  border-radius: 16px;
  padding: 16px;
  background: var(--paper);
}

.page-products .query-filter-input {
  width: 100%;
  max-width: 100%;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink);
  background: var(--ivory);
  border: 1.5px solid rgba(31, 58, 44, 0.2);
  border-radius: 12px;
  padding: 10px 14px;
  outline: none;
  transition: border-color var(--duration) var(--ease);
}

.page-products .query-filter-input:focus {
  border-color: var(--green);
  outline: 2px solid var(--green-soft);
  outline-offset: 1px;
}

.page-products .filter-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .filter-list li {
  font-size: 13.5px;
  color: var(--ink);
  padding: 6px 10px;
  border-radius: 10px;
  background: rgba(255, 251, 242, 0.7);
}

.page-products .filter-list li.filter-hidden {
  display: none;
}

.page-products .privacy-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--olive);
  background: var(--paper);
  border-radius: 14px;
  padding: 14px 16px;
  margin-top: 20px;
}

.page-products .privacy-note a {
  color: var(--green);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .welcome-route {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
}

.page-products .route-step {
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--brown);
  background: var(--gold-soft);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
}

.page-products .route-arrow {
  color: var(--gold);
  font-size: 14px;
  flex-shrink: 0;
}

.page-products .route-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--olive);
  margin-top: 12px;
}

.page-products .service-card-visual--bottom {
  order: 2;
}

.page-products .service-guarantee {
  background: var(--green);
  border-radius: 40px 40px 0 0;
  padding: 72px 0 80px;
}

.page-products .service-guarantee .section-head {
  padding: 0 var(--shell-pad, 24px);
}

.page-products .service-guarantee .section-title {
  color: var(--paper);
}

.page-products .service-guarantee .section-kicker {
  color: var(--gold);
}

.page-products .service-guarantee .vert-note {
  color: rgba(244, 236, 221, 0.6);
}

.page-products .guarantee-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 0 var(--shell-pad, 24px);
}

.page-products .info-card {
  background: rgba(255, 251, 242, 0.07);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  transition: background var(--duration) var(--ease);
}

.page-products .info-card:hover {
  background: rgba(255, 251, 242, 0.11);
}

.page-products .info-card-title {
  font-family: var(--font-head);
  font-size: 19px;
  color: var(--paper);
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(244, 236, 221, 0.15);
}

.page-products .info-card-body {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 236, 221, 0.82);
}

.page-products .timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-products .timeline-list li {
  position: relative;
  padding: 8px 0 8px 24px;
  border-bottom: 1px solid rgba(244, 236, 221, 0.08);
  display: flex;
  gap: 12px;
  font-size: 13.5px;
}

.page-products .timeline-list li:last-child {
  border-bottom: none;
}

.page-products .timeline-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.6;
}

.page-products .timeline-list strong {
  color: var(--gold);
  font-weight: 600;
  flex-shrink: 0;
  min-width: 62px;
  font-family: var(--font-head);
  font-size: 14px;
}

.page-products .service-guarantee .check-list li {
  color: rgba(244, 236, 221, 0.85);
  font-size: 13.5px;
}

.page-products .service-guarantee .check-list li::before {
  color: var(--gold);
}

.page-products .contact-compact {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13.5px;
}

.page-products .contact-compact a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .transition-strip {
  background: var(--paper);
  padding: 64px 0 80px;
}

.page-products .transition-strip .shell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}

.page-products .strip-text {
  font-family: var(--font-head);
  font-size: clamp(18px, 2.6vw, 22px);
  color: var(--brown);
  line-height: 1.7;
  max-width: 640px;
  margin: 0;
}

.page-products .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: var(--brown);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-pill);
  padding: 12px 28px;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.page-products .btn-primary:hover {
  background: #d8a854;
  transform: translateY(-2px);
}

.page-products .btn-primary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

@media (max-width: 599px) {
  .page-products .service-card-meta {
    position: static;
    justify-content: flex-end;
    margin-bottom: -10px;
  }
}

@media (min-width: 600px) {
  .page-products .chapter-preview {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .service-card {
    padding: 40px 36px;
  }

  .page-products .service-card--subscribe,
  .page-products .service-card--query,
  .page-products .service-card--favorite,
  .page-products .service-card--welcome {
    grid-template-columns: minmax(0, 1fr) minmax(240px, 300px);
  }

  .page-products .service-card--favorite {
    grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
  }

  .page-products .service-card--favorite .service-card-copy {
    order: 2;
  }

  .page-products .service-card-visual--left {
    order: 1;
  }

  .page-products .service-card--welcome {
    grid-template-columns: 1fr;
  }

  .page-products .service-card-visual--bottom {
    max-width: 420px;
  }

  .page-products .guarantee-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .guarantee-grid .info-card:last-child {
    grid-column: span 2;
  }
}

@media (min-width: 900px) {
  .page-products .hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(320px, 5fr);
    align-items: center;
    gap: 48px;
    padding-top: 64px;
    padding-bottom: 80px;
  }

  .page-products .hero-visual {
    min-height: 320px;
  }

  .page-products .hero-seal {
    width: 108px;
    height: 108px;
  }

  .page-products .seal-char {
    font-size: 52px;
  }

  .page-products .chapter-preview {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }

  .page-products .chapter-index {
    padding-bottom: 96px;
  }

  .page-products .service-archive {
    padding-bottom: 104px;
  }

  .page-products .service-card {
    padding: 48px 48px;
    gap: 40px;
  }

  .page-products .service-card--subscribe,
  .page-products .service-card--query,
  .page-products .service-card--favorite {
    grid-template-columns: minmax(0, 7fr) minmax(260px, 5fr);
  }

  .page-products .service-card--favorite {
    grid-template-columns: minmax(260px, 5fr) minmax(0, 7fr);
  }

  .page-products .service-card--welcome {
    grid-template-columns: minmax(0, 7fr) minmax(300px, 5fr);
  }

  .page-products .service-card-visual--bottom {
    order: 2;
  }

  .page-products .guarantee-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .guarantee-grid .info-card:last-child {
    grid-column: span 1;
  }

  .page-products .transition-strip {
    padding: 80px 0 88px;
  }
}

@media (min-width: 1200px) {
  .page-products .page-title {
    font-size: 48px;
  }

  .page-products .service-card-title {
    font-size: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition: none !important;
    animation: none !important;
  }

  .page-products .preview-card:hover {
    transform: none;
  }

  .page-products .btn-primary:hover {
    transform: none;
  }
}

.page-products {
  --shell-pad: 1rem;
}