.page-products {
  --products-grid-line: rgba(196, 154, 108, 0.35);
  --products-grid-line-strong: rgba(196, 154, 108, 0.55);
  --products-warm-bg: #FFF0C2;
  --products-deep-block: #241617;
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

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

.page-products a {
  color: inherit;
}

.page-products__banner {
  position: relative;
  isolation: isolate;
  padding: 2.4rem 0 2.6rem;
  background-color: #FFF0C2;
  background-image:
    linear-gradient(to right, var(--products-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--products-grid-line) 1px, transparent 1px);
  background-size: 26px 26px;
  border-bottom: 1px dashed var(--products-grid-line-strong);
}

.page-products__banner::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 14px;
  background: linear-gradient(135deg, var(--paper) 25%, transparent 25%) 0 0 / 18px 18px,
              linear-gradient(45deg, var(--paper) 25%, transparent 25%) 9px 0 / 18px 18px;
  opacity: 0.6;
  pointer-events: none;
  z-index: 0;
}

.page-products__banner-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2rem;
}

.page-products__banner-main {
  min-width: 0;
}

.page-products__banner-main .breadcrumbs {
  margin-bottom: 1.4rem;
  color: var(--cinnabar);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
}

.page-products__eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 700;
}

.page-products__banner h1 {
  margin: 0 0 1rem;
  font-family: var(--heading-font);
  font-size: clamp(2.1rem, 7vw, 3.4rem);
  font-weight: 400;
  line-height: 1.12;
  color: var(--deep-ink);
  letter-spacing: 0.04em;
}

.page-products__lead {
  max-width: 46rem;
  margin: 0 0 1.4rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-products__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products__stats li {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  padding: 0.35rem 0.8rem;
  border: 1px dashed var(--products-grid-line-strong);
  background: rgba(255, 248, 225, 0.65);
  font-size: 0.88rem;
  color: var(--ink);
}

.page-products__stats strong {
  font-size: 1.15rem;
  color: var(--cinnabar);
  font-weight: 800;
}

.page-products__banner-side {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0 0.4rem;
  border-top: 1px dashed var(--products-grid-line-strong);
}

.page-products__banner-coord {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--copper);
  font-weight: 700;
  white-space: nowrap;
}

.page-products__banner-side .digital-seal {
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  margin: 0;
}

.page-products__vertical-note {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--heading-font);
  font-size: 1.2rem;
  color: var(--cinnabar);
  letter-spacing: 0.35em;
  padding-block: 0.2rem;
  border-right: 1px solid rgba(198, 40, 40, 0.35);
  padding-right: 0.5rem;
}

.page-products__section-intro {
  display: grid;
  gap: 0.6rem;
  margin-bottom: 1.6rem;
}

.page-products__section-intro-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-products__section-intro h2 {
  margin: 0;
  font-family: var(--heading-font);
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--deep-ink);
  line-height: 1.2;
}

.page-products__section-intro--light h2 {
  color: var(--paper);
}

.page-products__section-desc {
  margin: 0;
  max-width: 38rem;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-products__section-intro--light .page-products__section-desc {
  color: rgba(255, 248, 225, 0.78);
}

.page-products__catalog {
  padding: 3rem 0 3.2rem;
}

.page-products__quadrant-grid {
  display: grid;
  gap: 1.25rem;
}

.page-products__quad {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 1.2rem;
  background: rgba(255, 248, 225, 0.82);
  border: 1px solid var(--products-grid-line-strong);
  box-shadow: var(--shadow-slight);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-products__quad:hover {
  transform: scale(1.015);
  box-shadow: 0 8px 22px rgba(198, 40, 40, 0.08);
}

.page-products__quad::before {
  content: "";
  position: absolute;
  inset: 7px;
  border: 1px dashed var(--products-grid-line);
  pointer-events: none;
}

.page-products__quad--client {
  border-top: 6px solid var(--cinnabar);
}

.page-products__quad--client .page-products__quad-head h3 {
  color: var(--cinnabar);
}

.page-products__quad--tools {
  border-top: 6px solid var(--gold);
}

.page-products__quad--tools .page-products__quad-head h3 {
  color: #9A6B00;
}

.page-products__quad--docs {
  border-top: 6px solid var(--copper);
}

.page-products__quad--docs .page-products__quad-head h3 {
  color: #7A5A3A;
}

.page-products__quad--archive {
  border-top: 6px solid var(--deep-ink);
}

.page-products__quad--archive .page-products__quad-head h3 {
  color: var(--deep-ink);
}

.page-products__quad-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.9rem;
  position: relative;
  z-index: 1;
}

.page-products__quad-index {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--copper);
  border: 1px solid var(--products-grid-line-strong);
  padding: 0.2rem 0.5rem;
  background: rgba(255, 248, 225, 0.8);
}

.page-products__quad-head h3 {
  margin: 0;
  font-family: var(--heading-font);
  font-size: 1.45rem;
  font-weight: 400;
  letter-spacing: 0.03em;
}

.page-products__quad-media {
  position: relative;
  z-index: 1;
  overflow: hidden;
  margin: 0 0 1rem;
  border: 1px solid rgba(196, 154, 108, 0.4);
  background: var(--gray-paper);
}

.page-products__quad-media img {
  width: 100%;
  object-fit: cover;
  object-position: center;
}

.page-products__quad-media--icon {
  max-width: 230px;
  border-radius: 12px;
  background: rgba(255, 215, 0, 0.16);
  padding: 0.55rem;
}

.page-products__quad-media--phone {
  max-width: 200px;
  border-radius: 20px;
  background: rgba(196, 154, 108, 0.18);
  padding: 0.65rem;
}

.page-products__quad-media--phone img {
  border-radius: 12px;
}

.page-products__quad-content {
  position: relative;
  z-index: 1;
}

.page-products__quad-content p {
  margin: 0 0 0.8rem;
  font-size: 0.94rem;
  line-height: 1.75;
}

.page-products__quad-list {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.32rem;
}

.page-products__quad-list li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ink);
}

.page-products__quad-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.62rem;
  height: 0.62rem;
  border: 1px solid var(--cinnabar);
  transform: rotate(45deg);
}

.page-products__text-link {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 2px solid rgba(198, 40, 40, 0.25);
  padding-bottom: 0.1rem;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-products__text-link:hover {
  color: var(--vermilion);
  border-bottom-color: var(--cinnabar);
}

.page-products__features {
  background-color: var(--products-deep-block);
  background-image:
    linear-gradient(to right, rgba(196, 154, 108, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(196, 154, 108, 0.06) 1px, transparent 1px);
  background-size: 28px 28px;
  padding: 3.2rem 0;
  color: var(--paper);
}

.page-products__features-panels {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.6rem;
}

.page-products__feature-card {
  position: relative;
  padding: 1.25rem 1.25rem 1.4rem;
  border: 1px solid rgba(255, 215, 0, 0.3);
  background: rgba(255, 248, 225, 0.05);
  transition: background 0.25s ease, border-color 0.25s ease;
}

.page-products__feature-card:hover {
  background: rgba(255, 215, 0, 0.1);
  border-color: rgba(255, 215, 0, 0.55);
}

.page-products__feature-num {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: var(--gold);
  border: 1px solid rgba(255, 215, 0, 0.45);
  border-radius: 999px;
  padding: 0.18rem 0.7rem;
  margin-bottom: 0.75rem;
  background: rgba(255, 215, 0, 0.08);
}

.page-products__feature-card h3 {
  margin: 0 0 0.55rem;
  font-family: var(--heading-font);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--paper);
  letter-spacing: 0.04em;
}

.page-products__feature-card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: rgba(255, 248, 225, 0.78);
}

.page-products__version-details {
  margin: 0;
  border: 1px solid rgba(196, 154, 108, 0.5);
  background: var(--paper);
  color: var(--ink);
}

.page-products__version-details summary {
  cursor: pointer;
  list-style: none;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--deep-ink);
}

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

.page-products__version-details summary::after {
  content: "＋";
  color: var(--cinnabar);
  font-weight: 800;
  font-size: 1.2rem;
  border: 1px solid var(--products-grid-line-strong);
  border-radius: 50%;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.page-products__version-details[open] summary::after {
  content: "－";
}

.page-products__version-rows {
  border-top: 1px dashed var(--products-grid-line-strong);
  padding: 0.4rem 0;
}

.page-products__version-row {
  display: grid;
  gap: 0.3rem;
  padding: 0.9rem 1.25rem;
  border-bottom: 1px dotted var(--products-grid-line);
  font-size: 0.93rem;
  line-height: 1.7;
}

.page-products__version-row:last-child {
  border-bottom: none;
}

.page-products__version-name {
  font-weight: 800;
  color: var(--cinnabar);
  letter-spacing: 0.04em;
}

.page-products__mobile {
  padding: 3.2rem 0;
  background-color: var(--paper);
  background-image: linear-gradient(to right, rgba(196, 154, 108, 0.09) 1px, transparent 1px);
  background-size: 22px 22px;
}

.page-products__mobile-grid {
  display: grid;
  gap: 1.8rem;
}

.page-products__mobile-art {
  position: relative;
  max-width: 260px;
  border: 1px solid var(--products-grid-line-strong);
  padding: 1.1rem;
  background: #fff6d9;
  box-shadow: var(--shadow-slight);
  border-radius: 18px;
}

.page-products__mobile-art img {
  width: 100%;
  border-radius: 10px;
  background: var(--gray-paper);
}

.page-products__mobile-coord {
  display: block;
  margin-bottom: 0.6rem;
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  color: var(--copper);
  font-weight: 700;
  text-align: center;
}

.page-products__mobile-copy {
  min-width: 0;
}

.page-products__mobile-copy h2 {
  margin: 0.45rem 0 0.8rem;
  font-family: var(--heading-font);
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--deep-ink);
  line-height: 1.2;
}

.page-products__mobile-copy p {
  margin: 0 0 1rem;
  font-size: 0.96rem;
  line-height: 1.8;
}

.page-products__mobile-keys {
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.38rem;
}

.page-products__mobile-keys li {
  position: relative;
  padding-left: 1.3rem;
  font-size: 0.92rem;
  line-height: 1.65;
}

.page-products__mobile-keys li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 0.68rem;
  height: 0.68rem;
  background: var(--gold);
  border-radius: 2px;
  transform: rotate(45deg);
}

.page-products__filter-demo {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.1rem;
}

.page-products__filter-chip {
  font-size: 0.85rem;
  padding: 0.3rem 0.8rem;
  border: 1px dashed var(--products-grid-line-strong);
  background: #fff6d9;
  color: var(--ink);
}

.page-products__filter-chip.is-active-page {
  background: var(--cinnabar);
  color: var(--paper);
  border-style: solid;
  border-color: var(--cinnabar);
}

.page-products__notice-group {
  border: 1px dashed var(--products-grid-line-strong);
  background: #fff6d9;
  padding: 0.2rem 0.2rem 0.4rem;
}

.page-products__notice-group summary {
  cursor: pointer;
  list-style: none;
  padding: 0.8rem 1rem;
  font-weight: 700;
  font-size: 0.94rem;
  color: var(--deep-ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.page-products__notice-group summary::-webkit-details-marker {
  display: none;
}

.page-products__notice-group summary::after {
  content: "展开";
  font-size: 0.78rem;
  color: var(--cinnabar);
  border: 1px solid var(--products-grid-line-strong);
  padding: 0.1rem 0.5rem;
}

.page-products__notice-group[open] summary::after {
  content: "收起";
}

.page-products__notice-list {
  margin: 0;
  padding: 0.4rem 1rem 1rem;
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.page-products__notice-list li {
  font-size: 0.92rem;
  line-height: 1.65;
  padding: 0.45rem 0.7rem;
  background: var(--paper);
  border-left: 3px solid var(--gold);
}

.page-products__notice-group .page-products__text-link {
  margin-left: 1rem;
  margin-bottom: 0.8rem;
}

.page-products__download {
  padding: 3.2rem 0;
  background: linear-gradient(145deg, #2B2020 0%, #3E2723 52%, #4A2E26 100%);
  color: var(--paper);
  border-top: 1px solid rgba(255, 215, 0, 0.4);
  border-bottom: 1px solid rgba(255, 215, 0, 0.4);
}

.page-products__download-grid {
  display: grid;
  gap: 1.8rem;
  align-items: center;
}

.page-products__download-copy h2 {
  margin: 0.45rem 0 0.8rem;
  font-family: var(--heading-font);
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--paper);
  line-height: 1.3;
}

.page-products__download-copy p {
  margin: 0 0 1.4rem;
  font-size: 0.97rem;
  line-height: 1.85;
  color: rgba(255, 248, 225, 0.82);
  max-width: 40rem;
}

.page-products__download-capsule {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.8rem;
  border: 2px solid var(--gold);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cinnabar), var(--vermilion));
  color: var(--paper);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(198, 40, 40, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.page-products__download-capsule:hover {
  transform: scale(1.03);
  background: linear-gradient(135deg, var(--vermilion), #8E1A1A);
  box-shadow: 0 10px 26px rgba(198, 40, 40, 0.5);
}

.page-products__capsule-icon {
  color: var(--gold);
  flex: 0 0 auto;
}

.page-products__capsule-arrow {
  font-size: 1.3rem;
  line-height: 1;
  flex: 0 0 auto;
}

.page-products__download-art img {
  width: 100%;
  border: 1px dashed rgba(255, 215, 0, 0.45);
  border-radius: 18px;
  background: rgba(255, 216, 0, 0.08);
  padding: 0.6rem;
  object-fit: cover;
}

.page-products__changes {
  padding: 3.2rem 0;
  background-color: var(--paper);
  background-image:
    linear-gradient(to right, rgba(196, 154, 108, 0.14) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(196, 154, 108, 0.1) 1px, transparent 1px);
  background-size: 30px 30px;
}

.page-products__changes-grid {
  display: grid;
  gap: 1.4rem;
  margin-top: 1.2rem;
}

.page-products__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.9rem;
}

.page-products__steps li {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 0.9rem 1rem;
  background: rgba(255, 248, 225, 0.85);
  border: 1px dotted var(--products-grid-line-strong);
}

.page-products__step-num {
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--paper);
  background: var(--cinnabar);
  border-radius: 50%;
  margin-top: 0.2rem;
}

.page-products__steps strong {
  display: block;
  font-size: 1rem;
  color: var(--deep-ink);
  margin-bottom: 0.18rem;
}

.page-products__steps p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--ink);
}

.page-products__changes-fact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 1.5rem;
  border: 1px dashed var(--cinnabar);
  background: linear-gradient(145deg, #FFF6D9, #FBE7C8);
  text-align: left;
  position: relative;
}

.page-products__changes-fact::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(198, 40, 40, 0.16);
  pointer-events: none;
}

.page-products__changes-fact strong {
  font-family: var(--heading-font);
  font-size: 3.4rem;
  line-height: 1;
  color: var(--cinnabar);
  font-weight: 400;
}

.page-products__changes-fact span {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--deep-ink);
  margin-top: 0.3rem;
  z-index: 1;
}

.page-products__changes-fact p {
  margin: 0.55rem 0 1.1rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ink);
  z-index: 1;
}

.page-products__changes-fact a {
  z-index: 1;
}

.page-products__changes-note {
  margin: 1.6rem 0 0.6rem;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--ink);
  border-left: 4px solid var(--gold);
  background: #FFF6D9;
  padding: 0.8rem 1rem;
}

.page-products__changes-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  margin-top: 1.2rem;
}

@media (min-width: 48rem) {
  .page-products__banner {
    padding: 3.2rem 0 3rem;
  }

  .page-products__banner-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    align-items: end;
    gap: 2.5rem;
  }

  .page-products__banner-side {
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    gap: 1.2rem;
    border-top: none;
    border-left: 1px dashed var(--products-grid-line-strong);
    padding: 0.2rem 0 0.2rem 1.8rem;
  }

  .page-products__vertical-note {
    border-right: none;
    border-left: 1px solid rgba(198, 40, 40, 0.35);
    padding-right: 0;
    padding-left: 0.5rem;
  }

  .page-products__section-intro {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: end;
    margin-bottom: 2rem;
  }

  .page-products__section-desc {
    text-align: right;
    justify-self: end;
  }

  .page-products__section-intro--light .page-products__section-desc {
    text-align: right;
    justify-self: end;
  }

  .page-products__quadrant-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 1.5rem;
  }

  .page-products__quad {
    padding: 1.5rem;
  }

  .page-products__quad-media--icon {
    max-width: 260px;
  }

  .page-products__features-panels {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }

  .page-products__version-row {
    grid-template-columns: minmax(0, 7fr) minmax(0, 13fr);
    gap: 1rem;
  }

  .page-products__mobile-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 2.5rem;
    align-items: center;
  }

  .page-products__mobile-art {
    max-width: 300px;
    margin-left: auto;
  }

  .page-products__download-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 2.5rem;
  }

  .page-products__changes-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 1.6rem;
  }

  .page-products__download-art img {
    max-height: 340px;
    object-fit: cover;
  }
}

@media (min-width: 64rem) {
  .page-products__banner-main {
    max-width: 54rem;
  }

  .page-products__lead {
    font-size: 1.06rem;
  }

  .page-products__quadrant-grid {
    gap: 1.8rem;
  }

  .page-products__features {
    padding: 4rem 0;
  }

  .page-products__mobile {
    padding: 4rem 0;
  }

  .page-products__download {
    padding: 4rem 0;
  }

  .page-products__changes {
    padding: 4rem 0;
  }
}