.page-products {
  --product-pad: clamp(22px, 4vw, 48px);
  --menu-width: 300px;
}

.page-products .breadcrumb {
  margin-bottom: 24px;
}

.page-products .page-heading-section {
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 2px solid var(--navy);
}

.page-products .page-heading-section__index {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--red);
  border: 1px solid var(--red);
  padding: 4px 8px;
  margin-bottom: 12px;
}

.page-products .page-kicker {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 8px;
}

.page-products .page-heading-section h1 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--navy);
  margin: 0 0 14px;
}

.page-products .page-heading-section > p:last-child {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
  max-width: 46em;
  margin: 0;
}

.page-products .service-quickfilter {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-bottom: 28px;
  padding: 14px 16px;
  background: var(--navy);
  border-top: 4px solid var(--red);
  position: relative;
}

.page-products .service-quickfilter::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 48px;
  height: 5px;
  background: var(--gold);
}

.page-products .service-quickfilter__label {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  white-space: nowrap;
}

.page-products .tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .tag-item {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  padding: 7px 14px;
  border: 1px solid var(--border-navy);
  background: rgba(245, 247, 250, 0.08);
  color: var(--warm-white);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-products .tag-item:hover,
.page-products .tag-item:focus-visible,
.page-products .tag-item.is-active {
  background: var(--red);
  border-color: var(--red);
  color: var(--warm-white);
  outline: none;
}

.page-products .services-layout {
  display: block;
}

.page-products .services-menu {
  margin-bottom: 28px;
}

.page-products .services-menu__inner {
  position: relative;
  background: var(--navy);
  color: var(--warm-white);
  padding: 24px 22px;
  border-left: 4px solid var(--red);
}

.page-products .services-menu__inner::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 0;
  height: 0;
  border-left: 44px solid transparent;
  border-top: 44px solid var(--gold);
  opacity: 0.85;
}

.page-products .services-menu h2 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 16px;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin: 0 0 16px;
}

.page-products .services-menu__nav {
  display: grid;
  gap: 2px;
}

.page-products .services-menu__nav a {
  display: block;
  padding: 10px 12px;
  background: transparent;
  border-left: 2px solid transparent;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--warm-white);
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-products .services-menu__nav a:hover,
.page-products .services-menu__nav a:focus-visible {
  background: rgba(245, 247, 250, 0.08);
  border-left-color: var(--red);
  color: var(--gold);
  outline: none;
}

.page-products .services-menu__extra {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--border-navy);
}

.page-products .services-menu__extra h3 {
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(245, 247, 250, 0.55);
  margin: 0 0 8px;
}

.page-products .services-menu__extra a {
  display: block;
  padding: 3px 0;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--sky);
  text-decoration: none;
}

.page-products .services-menu__extra a:hover {
  color: var(--gold);
}

.page-products .services-menu__status {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--border-navy);
}

.page-products .services-menu__status dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: 13px;
}

.page-products .services-menu__status dt {
  color: rgba(245, 247, 250, 0.65);
}

.page-products .services-menu__status dd {
  margin: 0;
  color: var(--warm-white);
  font-weight: 700;
}

.page-products .services-detail {
  display: block;
}

.page-products .service-module {
  display: block;
  position: relative;
  margin-bottom: 32px;
  border: 1px solid var(--border-light);
  background: var(--warm-white);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

.page-products .service-module__media {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  min-height: 160px;
}

.page-products .service-module__media::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  z-index: 1;
  width: 0;
  height: 0;
  border-left: 54px solid transparent;
  border-top: 54px solid var(--red);
  opacity: 0.9;
}

.page-products .service-module__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .service-module__media .badge {
  position: absolute;
  left: 12px;
  top: 12px;
  z-index: 2;
}

.page-products .service-module__body {
  padding: var(--product-pad);
}

.page-products .service-module__index {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--red);
  margin: 0 0 10px;
}

.page-products .service-module h2 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.28;
  color: var(--navy);
  margin: 0 0 14px;
}

.page-products .service-module__body > p {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
  max-width: 46em;
  margin: 0 0 10px;
}

.page-products .service-module__features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border-light);
}

.page-products .feature-item {
  padding: 12px 14px;
  background: var(--warm-white);
  border-left: 3px solid var(--red);
}

.page-products .feature-item h3 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 15px;
  color: var(--navy);
  margin: 0 0 6px;
}

.page-products .feature-item p {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
  margin: 0;
}

.page-products .service-module__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 18px;
  padding: 12px;
  border: 1px solid var(--border-light);
  background: rgba(245, 247, 250, 0.6);
}

.page-products .stat-item {
  text-align: center;
  padding: 6px 2px;
}

.page-products .stat-item__num {
  display: block;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 24px;
  line-height: 1.15;
  color: var(--red);
}

.page-products .stat-item__unit {
  display: block;
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  color: var(--graphite);
  margin-top: 2px;
}

.page-products .stat-item__label {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--graphite);
  opacity: 0.78;
  margin-top: 3px;
}

.page-products .service-module__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .service-module__list li {
  position: relative;
  padding-left: 18px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-products .service-module__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 2px;
  background: var(--red);
}

.page-products .pinyin-demo {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 14px 16px;
  background: var(--navy);
  border: 1px solid var(--gold);
}

.page-products .pinyin-demo__key {
  display: inline-block;
  min-width: 32px;
  padding: 6px 8px;
  border: 1px solid var(--gold);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 16px;
  text-align: center;
  color: var(--gold);
}

.page-products .pinyin-demo__arrow {
  color: var(--warm-white);
  font-size: 18px;
}

.page-products .pinyin-demo__result {
  padding: 7px 12px;
  background: var(--red);
  border-left: 4px solid var(--gold);
  color: var(--warm-white);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 13px;
}

.page-products .service-module__note {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--graphite);
  opacity: 0.8;
  margin: 12px 0 0;
}

.page-products .btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-products .module-details {
  margin-top: 16px;
  border: 1px solid var(--border-light);
  border-left: 3px solid var(--red);
  background: rgba(245, 247, 250, 0.5);
}

.page-products .module-details summary {
  padding: 10px 14px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 13px;
  color: var(--navy);
  cursor: pointer;
  list-style: none;
}

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

.page-products .module-details summary::before {
  content: "＋";
  margin-right: 8px;
  color: var(--red);
  font-weight: 900;
}

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

.page-products .module-details ul,
.page-products .module-details ol {
  margin: 0;
  padding: 0 14px 14px 34px;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-products .service-module--legacy {
  background: var(--wine);
  border-color: var(--wine);
}

.page-products .service-module--legacy .service-module__body > p,
.page-products .service-module--legacy .service-module__list li,
.page-products .service-module--legacy .module-details ul,
.page-products .service-module--legacy .module-details ol {
  color: var(--warm-white);
}

.page-products .service-module--legacy .service-module h2,
.page-products .service-module--legacy .feature-item h3,
.page-products .service-module--legacy .module-details summary {
  color: var(--warm-white);
}

.page-products .service-module--legacy .feature-item {
  background: rgba(245, 247, 250, 0.08);
  border-left-color: var(--gold);
}

.page-products .service-module--legacy .feature-item p {
  opacity: 0.88;
  color: var(--warm-white);
}

.page-products .service-module--legacy .service-module__list li::before {
  background: var(--gold);
}

.page-products .service-module--legacy .module-details {
  border-color: var(--border-navy);
  border-left-color: var(--gold);
  background: rgba(245, 247, 250, 0.06);
}

.page-products .service-module--legacy .module-details summary::before {
  color: var(--gold);
}

.page-products .service-module--legacy .btn-ghost {
  border-color: var(--warm-white);
  color: var(--warm-white);
}

.page-products .service-module--legacy .btn-ghost:hover {
  background: rgba(245, 247, 250, 0.12);
}

.page-products .service-module--pinyin {
  background: var(--teal);
  border-color: var(--teal);
}

.page-products .service-module--pinyin .service-module__body > p,
.page-products .service-module--pinyin .service-module__note,
.page-products .service-module--pinyin .module-details ul,
.page-products .service-module--pinyin .module-details ol {
  color: var(--warm-white);
}

.page-products .service-module--pinyin .service-module h2,
.page-products .service-module--pinyin .module-details summary {
  color: var(--warm-white);
}

.page-products .service-module--pinyin .service-module__index,
.page-products .service-module--pinyin .module-details summary::before {
  color: var(--gold);
}

.page-products .service-module--pinyin .module-details {
  border-color: var(--border-navy);
  border-left-color: var(--gold);
  background: rgba(245, 247, 250, 0.06);
}

.page-products .service-module--pinyin .btn-ghost {
  border-color: var(--warm-white);
  color: var(--warm-white);
}

.page-products .service-module--pinyin .btn-ghost:hover {
  background: rgba(245, 247, 250, 0.12);
}

.page-products .service-module--mobile {
  background: var(--warm-white);
  border-color: var(--border-light);
}

.page-products .service-module--mobile .service-module__media {
  max-height: 260px;
  background: var(--navy);
}

.page-products .service-module--mobile .service-module__media img {
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.page-products .service-module--data {
  background: var(--navy);
  border-color: var(--navy);
}

.page-products .service-module--data .service-module__body > p,
.page-products .service-module--data .feature-item p,
.page-products .service-module--data .module-details ul,
.page-products .service-module--data .module-details ol {
  color: var(--warm-white);
}

.page-products .service-module--data .service-module h2,
.page-products .service-module--data .feature-item h3,
.page-products .service-module--data .module-details summary {
  color: var(--warm-white);
}

.page-products .service-module--data .feature-item {
  background: rgba(245, 247, 250, 0.08);
  border-left-color: var(--sky);
}

.page-products .service-module--data .feature-item p {
  opacity: 0.88;
}

.page-products .service-module--data .module-details {
  border-color: var(--border-navy);
  border-left-color: var(--sky);
  background: rgba(245, 247, 250, 0.06);
}

.page-products .service-module--data .module-details summary::before {
  color: var(--sky);
}

.page-products .service-module--data .btn-ghost {
  border-color: var(--warm-white);
  color: var(--warm-white);
}

.page-products .service-module--data .btn-ghost:hover {
  background: rgba(245, 247, 250, 0.12);
}

.page-products .badge {
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 0;
}

.page-products .badge--live {
  background: var(--red);
  color: var(--warm-white);
  box-shadow: var(--red-glow);
}

.page-products .compare-panel {
  margin-bottom: 8px;
  padding: 26px 22px;
  background: var(--warm-white);
  border: 1px solid var(--border-light);
  border-top: 4px solid var(--red);
}

.page-products .compare-panel h2 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 22px;
  color: var(--navy);
  margin: 0 0 6px;
}

.page-products .compare-panel > p {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
  max-width: 44em;
  margin: 0 0 18px;
}

.page-products .compare-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-light);
  background: var(--warm-white);
  outline: none;
  -webkit-overflow-scrolling: touch;
}

.page-products .compare-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: 14px;
}

.page-products .compare-table th,
.page-products .compare-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--border-light);
  text-align: left;
  vertical-align: top;
  color: var(--graphite);
}

.page-products .compare-table thead th {
  background: var(--navy);
  color: var(--warm-white);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 14px;
  white-space: nowrap;
}

.page-products .compare-table tbody th {
  background: rgba(10, 31, 60, 0.05);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
  width: 18%;
}

.page-products .compare-table tbody tr:last-child th,
.page-products .compare-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .compare-table td[colspan="2"] {
  background: var(--gold);
  color: var(--navy);
  font-weight: 700;
}

@media (min-width: 720px) {
  .page-products .service-module__features {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .service-module--legacy {
    display: grid;
    grid-template-columns: 320px 1fr;
  }

  .page-products .service-module--legacy .service-module__media {
    height: 100%;
    min-height: 100%;
    border-right: 4px solid var(--gold);
    border-bottom: none;
  }

  .page-products .service-module--legacy .service-module__media img {
    height: 100%;
    object-fit: cover;
  }

  .page-products .service-module--pinyin {
    display: grid;
    grid-template-columns: 280px 1fr;
  }

  .page-products .service-module--pinyin .service-module__media {
    height: 100%;
    min-height: 100%;
    border-right: 4px solid var(--red);
    border-bottom: none;
  }

  .page-products .service-module--pinyin .service-module__media img {
    height: 100%;
    object-fit: cover;
  }

  .page-products .service-module--mobile {
    display: grid;
    grid-template-columns: 260px 1fr;
  }

  .page-products .service-module--mobile .service-module__media {
    max-height: none;
    height: 100%;
    min-height: 100%;
    border-right: 4px solid var(--sky);
    border-bottom: none;
  }

  .page-products .service-module--mobile .service-module__media img {
    height: 100%;
    object-fit: cover;
    object-position: center top;
  }
}

@media (min-width: 960px) {
  .page-products .services-layout {
    display: grid;
    grid-template-columns: var(--menu-width) 1fr;
    gap: 32px;
    align-items: start;
  }

  .page-products .services-menu {
    position: sticky;
    top: 24px;
    margin-bottom: 0;
  }
}