.page-products {
  --page-space: 24px;
  --accent-soft: rgba(0, 255, 170, 0.12);
  --alert-soft: rgba(255, 106, 0, 0.15);
  --card-edge: 3px;
  padding-bottom: 64px;
}

.page-products .section {
  padding-block: 40px 16px;
}

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

.page-products .section__title {
  font-size: 26px;
  line-height: 1.3;
  margin-top: 10px;
  letter-spacing: 0.02em;
}

.page-products .section__lead {
  margin-top: 12px;
  color: var(--color-text-dim);
  font-size: 15px;
  line-height: 1.7;
  max-width: 70ch;
}

.page-products .section__head--center {
  text-align: center;
}

.page-products .section__head--center .section__lead {
  margin-inline: auto;
}

.page-products .solution-hero {
  padding-top: 8px;
}

.page-products .solution-hero__kicker {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.page-products .solution-hero h1 {
  font-size: 28px;
  line-height: 1.25;
  font-weight: 900;
  margin-bottom: 14px;
}

.page-products .solution-hero__lead {
  font-size: 16px;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 16px;
}

.page-products .solution-hero__desc {
  color: var(--color-text-dim);
  line-height: 1.8;
  max-width: 62ch;
}

.page-products .solution-hero__desc strong {
  color: var(--color-text);
}

.page-products .solution-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .solution-hero__panel {
  margin-top: 28px;
}

.page-products .solution-hero__panel .panel__header {
  margin-bottom: 14px;
}

.page-products .solution-hero__panel .data-row {
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-border);
}

.page-products .solution-hero__panel .data-row:last-child {
  border-bottom: 0;
}

.page-products .solution-hero__panel .data-row__value {
  color: var(--color-accent);
  font-family: var(--font-data);
}

.page-products .version-compare__visual {
  width: 100%;
  margin: 28px 0 32px;
}

.page-products .version-compare__visual img {
  object-fit: cover;
}

.page-products .version-compare__visual figcaption {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-text-dim);
  padding-block: 12px;
}

.page-products .version-compare__grid {
  display: grid;
  gap: 24px;
}

.page-products .version-card {
  border: var(--card-edge) solid var(--color-border);
  background: var(--color-bg-alt);
  box-shadow: var(--shadow-hard);
  padding: 24px;
  position: relative;
  transition: transform var(--ease), box-shadow var(--ease);
}

.page-products .version-card--current {
  border-color: var(--color-accent);
}

.page-products .version-card--v31 {
  border-color: var(--color-chart-2);
}

.page-products .version-card__head {
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 2px solid var(--color-border);
}

.page-products .version-card__badge {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 10px;
  background: var(--color-bg-deep);
  color: var(--color-text-dim);
  border: 1px solid var(--color-border);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}

.page-products .version-card__badge--now {
  background: var(--accent-soft);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.page-products .version-card h3 {
  font-size: 20px;
  font-weight: 800;
}

.page-products .version-card__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 18px;
}

.page-products .version-card__item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.page-products .version-card__item svg {
  flex: 0 0 20px;
  margin-top: 2px;
  color: var(--color-accent);
}

.page-products .version-card--v31 .version-card__item svg {
  color: var(--color-chart-2);
}

.page-products .version-card__item div {
  display: grid;
  gap: 4px;
}

.page-products .version-card__item strong {
  font-size: 15px;
  font-weight: 700;
}

.page-products .version-card__item span {
  font-size: 13px;
  color: var(--color-text-dim);
  line-height: 1.6;
}

.page-products .download-entry__card {
  border: var(--card-edge) solid var(--color-accent);
  background: linear-gradient(135deg, var(--color-bg-alt), var(--color-bg-deep));
  box-shadow: 6px 6px 0 var(--color-shadow);
  padding: 28px;
  display: grid;
  gap: 24px;
}

.page-products .download-entry__badge {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-bg-deep);
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 800;
  padding: 6px 12px;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.page-products .download-entry__info h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 12px;
}

.page-products .download-entry__info p {
  color: var(--color-text-dim);
  line-height: 1.7;
  font-size: 14px;
}

.page-products .download-entry__info .btn {
  margin-top: 20px;
}

.page-products .download-entry__img {
  width: 100%;
}

.page-products .download-entry__img img {
  object-fit: cover;
  width: 100%;
  height: auto;
}

.page-products .verification-steps {
  margin-top: 36px;
  border: 2px solid var(--color-border);
  background: var(--color-bg-deep);
}

.page-products .verification-steps summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
}

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

.page-products .verification-steps__shield {
  color: var(--color-alert);
  flex-shrink: 0;
}

.page-products .verification-steps__shield-check {
  stroke-dasharray: 24;
  stroke-dashoffset: 24;
  transition: stroke-dashoffset 700ms var(--ease-out);
}

.page-products .verification-steps[open] .verification-steps__shield-check {
  stroke-dashoffset: 0;
}

.page-products .verification-steps__title {
  font-weight: 700;
  font-size: 17px;
  flex: 1;
}

.page-products .verification-steps__hint {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-text-dim);
}

.page-products .verification-steps__list {
  list-style: none;
  padding: 0 20px 24px;
  margin: 0;
  display: grid;
  gap: 20px;
}

.page-products .verification-steps__list li {
  display: flex;
  gap: 16px;
}

.page-products .verification-steps__num {
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent);
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-accent);
  border-radius: 50%;
}

.page-products .verification-steps__list strong {
  font-size: 15px;
}

.page-products .verification-steps__list p {
  margin: 4px 0 0;
  color: var(--color-text-dim);
  font-size: 13px;
}

.page-products .download-entry__note {
  margin-top: 16px;
  font-size: 12px;
  color: var(--color-text-dim);
  padding-inline: 4px;
}

.page-products .alert-feature__grid {
  display: grid;
  gap: 28px;
  margin-top: 28px;
}

.page-products .alert-feature__content h3 {
  font-size: 18px;
  font-weight: 800;
  margin: 24px 0 12px;
}

.page-products .alert-feature__content h3:first-child {
  margin-top: 0;
}

.page-products .alert-feature__steps {
  padding-left: 20px;
  display: grid;
  gap: 12px;
  color: var(--color-text-dim);
  line-height: 1.7;
}

.page-products .league-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .league-list li {
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  padding: 6px 14px;
  font-size: 13px;
  font-family: var(--font-data);
  color: var(--color-text);
}

.page-products .league-list li::before {
  content: '●';
  color: var(--color-accent);
  margin-right: 6px;
  font-size: 9px;
  vertical-align: middle;
}

.page-products .alert-switch-demo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 2px solid var(--color-border);
  background: var(--color-bg-alt);
  padding: 14px 16px;
  margin: 12px 0;
}

.page-products .alert-switch-demo__label {
  font-weight: 700;
  font-size: 14px;
}

.page-products .alert-switch {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  position: relative;
}

.page-products .alert-switch__input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.page-products .alert-switch__track {
  width: 44px;
  height: 24px;
  background: var(--color-border);
  border-radius: 50px;
  display: inline-block;
  position: relative;
  transition: background var(--ease);
}

.page-products .alert-switch__track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: var(--color-text);
  border-radius: 50%;
  transition: transform var(--ease), background var(--ease);
}

.page-products .alert-switch__input:checked + .alert-switch__track {
  background: var(--color-accent);
}

.page-products .alert-switch__input:checked + .alert-switch__track::after {
  transform: translateX(20px);
  background: var(--color-bg-deep);
}

.page-products .alert-switch__input:focus-visible + .alert-switch__track {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.page-products .alert-switch__text {
  font-size: 13px;
  color: var(--color-text-dim);
}

.page-products .alert-feature__tip {
  font-size: 12px;
  color: var(--color-text-dim);
  margin-top: 16px;
  border-left: 3px solid var(--color-alert);
  padding-left: 12px;
}

.page-products .alert-feature__img {
  width: 100%;
}

.page-products .alert-feature__img img {
  object-fit: cover;
  width: 100%;
  height: auto;
}

.page-products .sync-guide__visual {
  width: 100%;
  margin: 20px 0 32px;
}

.page-products .sync-guide__visual img {
  object-fit: cover;
  width: 100%;
  height: auto;
}

.page-products .sync-steps {
  display: grid;
  gap: 16px;
}

.page-products .sync-step {
  border: 2px solid var(--color-border);
  background: var(--color-bg-alt);
  transition: border-color var(--ease);
}

.page-products .sync-step[open] {
  border-color: var(--color-accent);
}

.page-products .sync-step summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
}

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

.page-products .sync-step__num {
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.page-products .sync-step__text {
  flex: 1;
  display: grid;
  gap: 4px;
}

.page-products .sync-step__text strong {
  font-size: 16px;
  font-weight: 700;
}

.page-products .sync-step__text span {
  font-size: 13px;
  color: var(--color-text-dim);
}

.page-products .sync-step__toggle {
  font-family: var(--font-data);
  font-size: 18px;
  color: var(--color-accent);
  transition: transform var(--ease);
}

.page-products .sync-step[open] .sync-step__toggle {
  transform: rotate(45deg);
}

.page-products .sync-step__detail {
  margin: 0;
  padding: 0 20px 20px 56px;
  color: var(--color-text-dim);
  font-size: 14px;
  line-height: 1.7;
}

.page-products .history-guide__grid {
  display: grid;
  gap: 28px;
  margin-top: 24px;
}

.page-products .history-guide__content h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 14px;
}

.page-products .history-guide__steps {
  padding-left: 20px;
  display: grid;
  gap: 12px;
  color: var(--color-text-dim);
  line-height: 1.7;
}

.page-products .history-guide__tip {
  margin: 20px 0;
  padding: 16px;
  border-left: 4px solid var(--color-chart-2);
  background: var(--color-bg-alt);
  font-size: 14px;
  color: var(--color-text-dim);
  line-height: 1.7;
}

.page-products .history-guide__img {
  width: 100%;
}

.page-products .history-guide__img img {
  object-fit: cover;
  width: 100%;
  height: auto;
}

.page-products .related-links__grid {
  display: grid;
  gap: 20px;
  margin-top: 28px;
}

.page-products .related-links__card {
  display: block;
  border: 2px solid var(--color-border);
  background: var(--color-bg-alt);
  padding: 24px;
  text-decoration: none;
  color: var(--color-text);
  box-shadow: 3px 3px 0 var(--color-shadow);
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.page-products .related-links__card:hover,
.page-products .related-links__card:focus-visible {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 5px 5px 0 var(--color-shadow);
}

.page-products .related-links__tag {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: 0.06em;
}

.page-products .related-links__card h3 {
  font-size: 18px;
  font-weight: 800;
  margin: 10px 0 8px;
}

.page-products .related-links__card p {
  font-size: 14px;
  color: var(--color-text-dim);
  line-height: 1.6;
  margin: 0;
}

.page-products .related-links__arrow {
  display: block;
  margin-top: 16px;
  font-size: 20px;
  color: var(--color-accent);
}

@media (min-width: 768px) {
  .page-products {
    padding-bottom: 80px;
  }

  .page-products .section {
    padding-block: 64px 20px;
  }

  .page-products .section__title {
    font-size: 32px;
  }

  .page-products .section__lead {
    font-size: 16px;
  }

  .page-products .solution-hero {
    display: grid;
    grid-template-columns: 1.3fr 0.9fr;
    gap: 48px;
    align-items: start;
    padding-top: 24px;
  }

  .page-products .solution-hero__copy h1 {
    font-size: 40px;
    line-height: 1.2;
  }

  .page-products .solution-hero__desc {
    font-size: 16px;
  }

  .page-products .solution-hero__panel {
    margin-top: 0;
    padding: 8px;
  }

  .page-products .version-compare__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    position: relative;
  }

  .page-products .version-compare__grid::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 6%;
    bottom: 6%;
    width: 4px;
    background: linear-gradient(180deg, var(--color-accent), var(--color-chart-2));
    transform: translateX(-50%) rotate(8deg);
    z-index: 2;
  }

  .page-products .version-card {
    padding: 32px;
  }

  .page-products .download-entry__card {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
    padding: 40px;
  }

  .page-products .alert-feature__grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
    gap: 40px;
  }

  .page-products .sync-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-products .sync-step summary {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-products .sync-step__toggle {
    display: none;
  }

  .page-products .sync-step__detail {
    padding: 0 20px 20px;
  }

  .page-products .history-guide__grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
  }

  .page-products .related-links__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

@media (min-width: 1200px) {
  .page-products .solution-hero__copy {
    padding-top: 12px;
  }

  .page-products .version-compare__visual {
    max-width: 900px;
    margin-inline: auto;
  }

  .page-products .download-entry__card {
    padding: 48px;
  }
}