.page-products {
  color: var(--graphite);
  font-family: var(--font-body);
  background: var(--ivory);
}

/* ===== 面包屑 ===== */
.page-products .breadcrumb {
  padding: 20px 0 4px;
  font-size: 13px;
}

.page-products .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: rgba(34, 38, 46, 0.62);
}

.page-products .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--rule-strong);
}

.page-products .breadcrumb__list a {
  color: var(--jade-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-products .breadcrumb__list a:hover {
  border-bottom-color: var(--jade);
}

/* ===== 首屏 ===== */
.page-products .dl-hero {
  position: relative;
  overflow: hidden;
  background: var(--blue-deep);
  color: var(--ivory);
  padding: 56px 0 64px;
}

.page-products .dl-hero::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--jade) 0%, var(--amber) 46%, var(--coral) 78%, var(--indigo) 100%);
}

.page-products .dl-hero__cut {
  position: absolute;
  top: -22%;
  right: -12%;
  bottom: -22%;
  left: 42%;
  background: linear-gradient(142deg, rgba(59, 42, 107, 0.92) 0%, rgba(27, 60, 122, 0.68) 44%, rgba(14, 122, 95, 0.72) 100%);
  transform: rotate(-8deg);
  transform-origin: 60% 50%;
  pointer-events: none;
}

.page-products .dl-hero__inner {
  position: relative;
  z-index: 1;
}

.page-products .dl-hero__eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 241, 230, 0.72);
}

.page-products .dl-hero__title {
  margin: 0;
  max-width: 15em;
  font-size: clamp(30px, 6vw, 52px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-products .dl-hero__lead {
  margin: 22px 0 0;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(245, 241, 230, 0.86);
}

.page-products .dl-hero__versions {
  display: grid;
  gap: 1px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  background: var(--rule-invert);
  border-top: 1px solid var(--rule-invert);
  border-bottom: 1px solid var(--rule-invert);
}

.page-products .dl-hero__versions li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 4px;
  border-bottom: 1px solid var(--rule-invert);
}

.page-products .dl-hero__versions li:last-child {
  border-bottom: none;
}

.page-products .dl-hero__ver {
  font-size: 22px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: -0.01em;
}

.page-products .dl-hero__ver-name {
  font-size: 14px;
  color: rgba(245, 241, 230, 0.78);
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

/* ===== 章节头 ===== */
.page-products .dl-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 32px;
}

.page-products .dl-head__no {
  display: block;
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--wine);
}

.page-products .dl-head__title {
  margin: 6px 0 0;
  font-size: clamp(22px, 3.6vw, 32px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.015em;
}

.page-products .dl-head__desc {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.75;
  color: rgba(34, 38, 46, 0.78);
}

.page-products .dl-head--invert .dl-head__no {
  color: var(--amber);
}

.page-products .dl-head__desc a,
.page-products .dl-inline-link {
  color: var(--jade-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--jade);
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .dl-head__desc a:hover,
.page-products .dl-inline-link:hover {
  color: var(--coral-ink);
  border-bottom-color: var(--coral);
}

/* ===== 版本对照 ===== */
.page-products .dl-compare {
  background: var(--ivory);
}

.page-products .dl-compare__figure {
  margin: 0 0 28px;
}

.page-products .dl-compare__scroll {
  border-top: 1px solid var(--rule-strong);
  border-bottom: 1px solid var(--rule-strong);
  -webkit-overflow-scrolling: touch;
}

.page-products .dl-table {
  min-width: 760px;
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .dl-table th,
.page-products .dl-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
  border-bottom: 1px solid var(--rule);
}

.page-products .dl-table thead th {
  background: var(--indigo);
  color: var(--ivory);
  font-weight: 500;
  font-size: 13.5px;
  letter-spacing: 0.02em;
  border-bottom: none;
  white-space: nowrap;
}

.page-products .dl-table tbody tr:nth-child(even) {
  background: rgba(230, 237, 246, 0.5);
}

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

.page-products .dl-table__rowhead {
  width: 140px;
  font-weight: 500;
  color: var(--blue-mid);
  background: rgba(216, 237, 228, 0.55);
}

.page-products .dl-table thead .dl-table__rowhead {
  background: var(--blue-mid);
  color: var(--ivory);
}

.page-products .dl-compare__note {
  margin: 22px 0 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(34, 38, 46, 0.8);
  padding-left: 14px;
  border-left: 2px solid var(--amber);
}

/* ===== 费用档位 ===== */
.page-products .dl-price {
  background: var(--jade-light);
}

.page-products .price-deck {
  position: relative;
}

.page-products .price-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .price-tabs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule-strong);
}

.page-products .price-tab {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  padding: 12px 16px;
  cursor: pointer;
  background: var(--paper);
  border-left: 3px solid transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .price-tab:hover {
  background: rgba(255, 255, 255, 0.85);
}

.page-products .price-tab__no {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(34, 38, 46, 0.55);
}

.page-products .price-tab__name {
  font-size: 15px;
  font-weight: 500;
}

.page-products .price-tab__unit {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber-ink);
}

.page-products .price-tab--coral {
  border-left-color: var(--coral);
}

.page-products .price-tab--jade {
  border-left-color: var(--jade);
}

.page-products .price-tab--amber {
  border-left-color: var(--amber);
}

.page-products #dl-tier-1:checked ~ .price-tabs .price-tab--coral,
.page-products #dl-tier-2:checked ~ .price-tabs .price-tab--jade,
.page-products #dl-tier-3:checked ~ .price-tabs .price-tab--amber {
  background: var(--blue-deep);
  color: var(--ivory);
}

.page-products #dl-tier-1:checked ~ .price-tabs .price-tab--coral .price-tab__no,
.page-products #dl-tier-2:checked ~ .price-tabs .price-tab--jade .price-tab__no,
.page-products #dl-tier-3:checked ~ .price-tabs .price-tab--amber .price-tab__no {
  color: rgba(245, 241, 230, 0.6);
}

.page-products #dl-tier-1:checked ~ .price-tabs .price-tab--coral .price-tab__unit,
.page-products #dl-tier-3:checked ~ .price-tabs .price-tab--amber .price-tab__unit {
  color: var(--amber);
}

.page-products #dl-tier-2:checked ~ .price-tabs .price-tab--jade .price-tab__unit {
  color: #7FD2B6;
}

.page-products .price-radio:focus-visible + .price-tabs .price-tab,
.page-products .price-tabs .price-tab:focus-within {
  outline: 2px solid var(--coral);
  outline-offset: -2px;
}

.page-products .price-panels {
  margin-top: 20px;
}

.page-products .price-panel {
  display: none;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: 24px 20px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--blue-deep);
}

.page-products .price-panel--1 {
  border-top-color: var(--coral);
}

.page-products .price-panel--2 {
  border-top-color: var(--jade);
}

.page-products .price-panel--3 {
  border-top-color: var(--amber);
}

.page-products #dl-tier-1:checked ~ .price-panels .price-panel--1,
.page-products #dl-tier-2:checked ~ .price-panels .price-panel--2,
.page-products #dl-tier-3:checked ~ .price-panels .price-panel--3 {
  display: grid;
}

.page-products .price-panel__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--rule);
}

.page-products .price-panel__tagline {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--jade-deep);
}

.page-products .price-panel__title {
  margin: 8px 0 0;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.page-products .price-panel__meta {
  margin: 20px 0 0;
  display: grid;
  gap: 1px;
  background: var(--rule);
  border-top: 1px solid var(--rule);
}

.page-products .price-panel__meta > div {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 12px 2px;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}

.page-products .price-panel__meta dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--wine);
}

.page-products .price-panel__meta dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(34, 38, 46, 0.86);
}

.page-products .price-panel__foot {
  margin: 18px 0 0;
  font-size: 14.5px;
}

/* ===== 安装步骤 ===== */
.page-products .dl-install {
  background: var(--ivory);
}

.page-products .dl-install__figure {
  margin: 0 0 32px;
}

.page-products .install {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .install__item {
  position: relative;
}

.page-products .install__step {
  height: 100%;
  padding: 16px 16px 14px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--jade);
}

.page-products .install__step[open] {
  border-top-color: var(--amber);
}

.page-products .install__summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  min-height: 44px;
}

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

.page-products .install__summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(34, 38, 46, 0.5);
}

.page-products .install__step[open] .install__summary::after {
  content: "－";
  color: var(--coral);
}

.page-products .install__no {
  font-size: 20px;
  font-weight: 700;
  color: var(--blue-deep);
  letter-spacing: -0.01em;
}

.page-products .install__label {
  font-size: 15.5px;
  font-weight: 500;
}

.page-products .install__body {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(34, 38, 46, 0.82);
}

.page-products .install__hint {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--rule-strong);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--amber-ink);
}

/* ===== 设备要求 ===== */
.page-products .dl-devices {
  background: var(--mist);
}

.page-products .devices {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-products .devices__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--rule);
  border-top: 1px solid var(--rule);
}

.page-products .devices__row {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: center;
  padding: 16px 2px;
  background: rgba(245, 241, 230, 0.72);
  border-bottom: 1px solid var(--rule);
}

.page-products .devices__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-mid);
}

.page-products .devices__name {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
}

.page-products .devices__spec {
  margin: 5px 0 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(34, 38, 46, 0.76);
}

.page-products .devices__note {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--jade);
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(34, 38, 46, 0.82);
}

.page-products .devices__figure {
  margin: 0;
}

/* ===== 版本更新 ===== */
.page-products .dl-updates {
  background: var(--indigo);
  color: var(--ivory);
}

.page-products .dl-updates .dl-head__title {
  color: var(--ivory);
}

.page-products .dl-updates .dl-head__desc {
  color: rgba(245, 241, 230, 0.8);
}

.page-products .updates {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-products .updates__list {
  display: grid;
  gap: 1px;
  background: var(--rule-invert);
  border-top: 1px solid var(--rule-invert);
}

.page-products .update {
  padding: 20px 2px;
  background: var(--indigo);
  border-bottom: 1px solid var(--rule-invert);
}

.page-products .update__ver {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-products .update__title {
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ivory);
}

.page-products .update__body {
  margin: 10px 0 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(245, 241, 230, 0.8);
}

.page-products .updates__figure {
  margin: 0;
}

/* ===== 常见问答 ===== */
.page-products .dl-mini {
  background: var(--ivory);
}

.page-products .dl-mini__list {
  border-top: 1px solid var(--rule-strong);
}

.page-products .dl-mini__list .accordion__item {
  border-bottom: 1px solid var(--rule);
}

.page-products .dl-mini__list .accordion__item summary {
  cursor: pointer;
  padding: 16px 2px;
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.5;
  list-style: none;
}

.page-products .dl-mini__list .accordion__item summary::-webkit-details-marker {
  display: none;
}

.page-products .dl-mini__list .accordion__item summary::after {
  content: "+";
  float: right;
  font-family: var(--font-mono);
  color: var(--jade-deep);
}

.page-products .dl-mini__list .accordion__item[open] summary::after {
  content: "–";
  color: var(--coral);
}

.page-products .dl-mini__list .accordion__body {
  padding: 0 2px 18px;
}

.page-products .dl-mini__list .accordion__body p {
  margin: 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(34, 38, 46, 0.84);
}

.page-products .dl-mini__cta {
  margin-top: 34px;
  padding: 24px 20px;
  background: linear-gradient(135deg, var(--jade-light) 0%, var(--mist) 100%);
  border-left: 3px solid var(--coral);
  display: grid;
  gap: 16px;
}

.page-products .dl-mini__cta-text {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--blue-deep);
}

.page-products .dl-mini__cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== 媒体容器 ===== */
.page-products .figure {
  margin: 0;
}

.page-products .figure__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(34, 38, 46, 0.66);
}

.page-products .dl-updates .figure__caption {
  color: rgba(245, 241, 230, 0.66);
}

.page-products .media {
  overflow: hidden;
  background: var(--mist);
  border: 1px solid var(--rule);
}

.page-products .dl-updates .media {
  border-color: var(--rule-invert);
  background: rgba(14, 35, 80, 0.5);
}

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

/* ===== 断点 ===== */
@media (min-width: 700px) {
  .page-products .dl-hero {
    padding: 72px 0 84px;
  }

  .page-products .dl-hero__versions {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .page-products .dl-hero__versions li {
    padding: 18px 20px;
    border-bottom: none;
    border-right: 1px solid var(--rule-invert);
    flex-direction: column;
    gap: 6px;
  }

  .page-products .dl-hero__versions li:last-child {
    border-right: none;
  }

  .page-products .dl-head {
    grid-template-columns: 78px 1fr;
    gap: 0 18px;
    margin-bottom: 40px;
  }

  .page-products .dl-head__no {
    padding-top: 8px;
  }

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

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

  .page-products .price-panel {
    grid-template-columns: minmax(0, 4fr) minmax(0, 6fr);
    gap: 32px;
    padding: 32px 28px;
    align-items: start;
  }

  .page-products .price-panel__meta > div {
    grid-template-columns: 96px 1fr;
    gap: 14px;
    align-items: baseline;
  }

  .page-products .price-panel__meta dt {
    padding-top: 3px;
  }

  .page-products .devices {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .updates {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .dl-mini__cta {
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 28px 30px;
  }
}

@media (min-width: 1024px) {
  .page-products .dl-hero__cut {
    left: 52%;
  }

  .page-products .dl-hero__title {
    font-size: clamp(38px, 4.2vw, 56px);
  }

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

  .page-products .install__item:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 40px;
    right: -14px;
    width: 10px;
    border-top: 1px dashed var(--rule-strong);
  }

  .page-products .price-panel {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 44px;
  }

  .page-products .dl-table {
    font-size: 15px;
  }

  .page-products .dl-table th,
  .page-products .dl-table td {
    padding: 16px 20px;
  }
}

@media (max-width: 480px) {
  .page-products .dl-hero__title {
    font-size: 28px;
  }

  .page-products .dl-hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .page-products .price-tab {
    grid-template-columns: auto 1fr;
    row-gap: 4px;
  }

  .page-products .price-tab__unit {
    grid-column: 2;
  }

  .page-products .dl-mini__cta-actions .btn {
    width: 100%;
    justify-content: center;
  }
}