/* ===== 下载中心 ===== */

.page-products {
  display: block;
}

.page-products .dl-sub {
  margin: 12px 0 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 首屏 ---------- */

.page-products .dl-hero {
  position: relative;
  padding: clamp(26px, 4.6vw, 52px) 0 clamp(30px, 5vw, 62px);
  overflow: hidden;
}

.page-products .dl-hero::before {
  content: "";
  position: absolute;
  top: -32%;
  right: -14%;
  width: min(680px, 88vw);
  height: min(680px, 88vw);
  background: radial-gradient(circle, rgba(18, 226, 207, .13) 0%, rgba(18, 226, 207, 0) 68%);
  pointer-events: none;
}

.page-products .dl-hero::after {
  content: "";
  position: absolute;
  bottom: -28%;
  left: -12%;
  width: min(520px, 70vw);
  height: min(520px, 70vw);
  background: radial-gradient(circle, rgba(255, 107, 69, .11) 0%, rgba(255, 107, 69, 0) 70%);
  pointer-events: none;
}

.page-products .dl-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-products .dl-hero__body .breadcrumb {
  margin-bottom: 20px;
}

.page-products .dl-hero__body .section-label {
  color: var(--cyan);
}

.page-products .dl-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.4vw, 56px);
  font-weight: 600;
  line-height: 1.16;
  letter-spacing: .01em;
  color: var(--text);
  max-width: 15ch;
}

.page-products .dl-hero__lede {
  margin-top: 20px;
  max-width: 46ch;
  color: var(--mist);
  font-size: 16px;
  line-height: 1.9;
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .dl-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .dl-hero__facts li {
  background: var(--sea-900);
  padding: 16px 14px;
  display: grid;
  gap: 4px;
}

.page-products .dl-hero__facts .mono {
  font-family: var(--font-data);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 500;
  color: var(--cyan);
  line-height: 1;
}

.page-products .dl-hero__facts-label {
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-products .dl-hero__media {
  margin: 0;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: var(--console);
}

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

/* ---------- 产品总览 ---------- */

.page-products .dl-overview {
  display: grid;
  gap: 1px;
  margin-top: clamp(22px, 3vw, 34px);
  background: var(--line-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .dl-ov {
  background: var(--sea-900);
  display: grid;
  gap: 8px;
  padding: clamp(18px, 2.6vw, 26px) clamp(14px, 2vw, 22px);
  transition: background var(--dur) var(--ease);
}

.page-products .dl-ov__idx {
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--coral);
  letter-spacing: .1em;
}

.page-products .dl-ov__name {
  margin: 0;
  font-family: var(--font-label);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--text);
}

.page-products .dl-ov__job {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

.page-products .dl-ov__in {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.7;
}

.page-products .dl-ov__in .tag {
  flex: 0 0 auto;
}

/* ---------- 产品切换带 ---------- */

.page-products .dl-products .section-head {
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-products .dl-tabs {
  border-top: 1px solid var(--line);
}

.page-products .dl-tabs__bar {
  display: flex;
  gap: 2px;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.page-products .dl-tabs__bar::-webkit-scrollbar {
  display: none;
}

.page-products .dl-tab {
  flex: 0 0 auto;
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  padding: 14px 16px;
  font-family: var(--font-label);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--mist);
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .dl-tab:hover {
  color: var(--text);
  background: rgba(18, 226, 207, .05);
}

.page-products .dl-tab[aria-selected="true"] {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-products .dl-tab:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: -3px;
}

.page-products .dl-panel[hidden] {
  display: none;
}

.page-products .dl-panel__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 40px);
  padding-top: clamp(24px, 3.6vw, 42px);
}

.page-products .dl-panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 600;
  line-height: 1.28;
  color: var(--text);
}

.page-products .dl-panel__lede {
  margin: 14px 0 0;
  max-width: 54ch;
  color: var(--mist);
  font-size: 16px;
  line-height: 1.9;
}

.page-products .dl-panel__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
}

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

/* ---------- 规格表 ---------- */

.page-products .dl-specs {
  margin: clamp(20px, 2.8vw, 28px) 0 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .dl-specs > div {
  background: var(--console);
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 16px;
}

.page-products .dl-specs dt {
  font-family: var(--font-label);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-products .dl-specs dd {
  margin: 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 步骤 ---------- */

.page-products .dl-steps {
  list-style: none;
  margin: clamp(20px, 2.8vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
}

.page-products .dl-steps li {
  background: var(--sea-900);
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px 14px 16px 0;
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-products .dl-steps li:hover {
  background: var(--console);
  padding-left: 6px;
}

.page-products .dl-steps__n {
  font-family: var(--font-data);
  font-size: 16px;
  font-weight: 500;
  color: var(--cyan);
  text-align: right;
  padding-right: 12px;
  align-self: start;
  border-right: 1px solid var(--line);
  line-height: 1.5;
}

.page-products .dl-steps h4 {
  margin: 0 0 5px;
  font-family: var(--font-label);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text);
}

.page-products .dl-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 版本库 ---------- */

.page-products .dl-versions {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
  margin-top: clamp(22px, 3vw, 30px);
}

.page-products .dl-ver-group {
  border-left: 2px solid rgba(124, 106, 168, .55);
  padding: 2px 0 2px 16px;
}

.page-products .dl-ver-group__title {
  margin: 0;
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--violet);
}

.page-products .dl-ver-group__desc {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 52ch;
}

.page-products .dl-ver-group__tags {
  margin: 10px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--cream);
}

.page-products .dl-ver-group__tags {
  word-spacing: 6px;
}

/* ---------- 斜向主题带 ---------- */

.page-products .dl-band {
  margin: clamp(34px, 5vw, 62px) 0;
  background: linear-gradient(100deg, var(--console) 0%, rgba(18, 226, 207, .14) 52%, rgba(255, 107, 69, .15) 100%);
  border-top: 1px solid var(--line-cyan);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .dl-band__inner {
  padding: clamp(26px, 4vw, 44px) 0;
  display: grid;
  gap: 12px;
}

.page-products .dl-band__quote {
  margin: 0;
  max-width: 60ch;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.4vw, 24px);
  line-height: 1.6;
  color: var(--text);
}

.page-products .dl-band__meta {
  margin: 0;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--coral);
}

/* ---------- 更新与排障 ---------- */

.page-products .dl-maint {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 40px);
  margin-top: clamp(22px, 3vw, 30px);
}

.page-products .dl-maint__title {
  margin: 0 0 16px;
  font-family: var(--font-label);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--amber);
}

.page-products .dl-maint__list {
  margin: 0;
  padding: 0 0 0 18px;
  display: grid;
  gap: 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .dl-maint__list strong {
  display: block;
  margin-bottom: 3px;
  color: var(--text);
  font-weight: 500;
}

.page-products .dl-maint__list li::marker {
  color: var(--line);
}

.page-products .dl-trouble {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-products .dl-trouble__item {
  background: var(--console);
  padding: 15px 16px;
}

.page-products .dl-trouble dt {
  font-family: var(--font-label);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--cyan);
  margin-bottom: 5px;
}

.page-products .dl-trouble dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .dl-feedback {
  margin-top: clamp(26px, 3.4vw, 36px);
  padding: clamp(18px, 2.4vw, 24px);
  border: 1px solid var(--line-cyan);
  background: rgba(18, 226, 207, .05);
  display: grid;
  gap: 16px;
}

.page-products .dl-feedback__text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

.page-products .dl-feedback__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 后续指引 ---------- */

.page-products .dl-next__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.6vw, 32px);
  border-top: 1px solid var(--line);
  padding-top: clamp(24px, 3.2vw, 36px);
}

.page-products .dl-next__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 28px);
  font-weight: 600;
  line-height: 1.3;
  color: var(--text);
  max-width: 18ch;
}

.page-products .dl-next__text {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

.page-products .dl-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 平板 ---------- */

@media (min-width: 720px) {
  .page-products .dl-hero__facts li {
    padding: 18px 20px;
  }

  .page-products .dl-ov {
    grid-template-columns: 52px 190px minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
    gap: 20px;
  }

  .page-products .dl-ov__idx {
    align-self: center;
  }

  .page-products .dl-ov__name {
    margin: 0;
  }

  .page-products .dl-specs > div {
    grid-template-columns: 108px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-products .dl-trouble {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */

@media (min-width: 940px) {
  .page-products .dl-hero__inner {
    grid-template-columns: 5fr 7fr;
    align-items: center;
  }

  .page-products .dl-hero__media {
    align-self: stretch;
  }

  .page-products .dl-hero__media img {
    height: 100%;
    min-height: 260px;
  }

  .page-products .dl-panel__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-products .dl-panel__media img {
    max-height: 460px;
    object-fit: cover;
  }

  .page-products .dl-maint {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-products .dl-trouble {
    grid-template-columns: 1fr;
  }

  .page-products .dl-next__inner {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
}

@media (min-width: 1140px) {
  .page-products .dl-trouble {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 降级动效 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-ov,
  .page-products .dl-steps li,
  .page-products .dl-tab {
    transition: none;
  }

  .page-products .dl-steps li:hover {
    padding-left: 0;
  }
}
<<<END>>>