.page-products {
  position: relative;
  overflow-x: hidden;
  padding: 0 0 clamp(72px, 10vw, 120px);
  background:
    radial-gradient(80% 42% at 8% 0%, rgba(122, 92, 255, .20), transparent 62%),
    radial-gradient(70% 40% at 96% 6%, rgba(37, 230, 211, .13), transparent 66%),
    var(--ink);
  color: var(--white);
  font-family: var(--font-sans);
}

.page-products .dl-shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 40px);
}

.page-products .section {
  margin-top: clamp(56px, 8vw, 96px);
  scroll-margin-top: 140px;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--silver);
}

.page-products .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-soft);
}

.page-products .breadcrumbs__link {
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-products .breadcrumbs__link:hover {
  color: var(--cyan);
  border-bottom-color: var(--line-strong);
}

.page-products .breadcrumbs__current {
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  padding: clamp(30px, 5vw, 58px) 0 clamp(30px, 5vw, 52px);
}

.page-products .dl-hero__grid {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
}

.page-products .dl-hero h1 {
  margin: 14px 0 18px;
  font-size: clamp(30px, 6.2vw, 56px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-products .dl-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--silver);
}

.page-products .dl-version {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: clamp(12px, 2vw, 22px);
  margin: clamp(22px, 3.4vw, 34px) 0 clamp(20px, 3vw, 30px);
  padding: clamp(16px, 2.4vw, 24px) clamp(18px, 2.6vw, 28px);
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: linear-gradient(120deg, rgba(37, 230, 211, .11), rgba(122, 92, 255, .11) 48%, rgba(255, 138, 61, .10));
}

.page-products .dl-version__label {
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--silver);
}

.page-products .dl-version__num {
  font-family: var(--font-mono);
  font-size: clamp(52px, 13vw, 104px);
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.05em;
  color: var(--cyan);
  text-shadow: 0 0 42px rgba(37, 230, 211, .32);
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-products .dl-hero__visual {
  position: relative;
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(20, 38, 92, .92), rgba(13, 22, 51, .72));
  box-shadow: 0 40px 90px -52px rgba(37, 230, 211, .55);
}

.page-products .dl-hero__visual .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-products .media__caption {
  display: block;
  padding: 12px 18px 16px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 数据条 ---------- */
.page-products .dl-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(30px, 4.4vw, 46px) 0 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-products .dl-strip__cell {
  padding: clamp(16px, 2.4vw, 22px) clamp(16px, 2.2vw, 24px);
  background: rgba(13, 22, 51, .84);
}

.page-products .dl-strip__k {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--silver);
}

.page-products .dl-strip__v {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
}

.page-products .dl-strip__num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--orange);
}

.page-products .dl-strip__unit {
  font-size: 13px;
  color: var(--silver);
}

/* ---------- 核心能力 ---------- */
.page-products .dl-caps__bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .dl-cap {
  position: relative;
  padding: clamp(20px, 2.6vw, 26px);
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: rgba(20, 38, 92, .40);
  transition: transform .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}

.page-products .dl-cap:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  background: rgba(20, 38, 92, .60);
}

.page-products .dl-cap__title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-products .dl-cap__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .dl-cap__tag {
  display: inline-block;
  margin-top: 16px;
  padding: 4px 11px;
  border-radius: 999px;
  border: 1px solid rgba(37, 230, 211, .34);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-products .dl-cap--feature {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: linear-gradient(150deg, rgba(20, 38, 92, .78), rgba(7, 11, 26, .70));
  border-color: var(--line-strong);
}

.page-products .dl-cap__figure {
  margin: 0;
  border-radius: var(--radius-s);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .dl-cap__figure .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-products .dl-cap--banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  background: linear-gradient(100deg, rgba(255, 138, 61, .14), rgba(37, 230, 211, .10) 70%, rgba(20, 38, 92, .45));
  border-color: rgba(255, 138, 61, .32);
}

/* ---------- 版本记录 ---------- */
.page-products .dl-versions__grid {
  display: grid;
  gap: 32px;
}

.page-products .dl-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-products .dl-chips a {
  display: inline-block;
  padding: 7px 15px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-products .dl-chips a:hover {
  background: rgba(37, 230, 211, .16);
}

.page-products .dl-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-timeline__item {
  position: relative;
  padding: 0 0 18px 24px;
  border-left: 1px solid var(--line);
  scroll-margin-top: 150px;
}

.page-products .dl-timeline__item::before {
  content: "";
  position: absolute;
  left: -4.5px;
  top: 26px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(37, 230, 211, .14);
}

.page-products .dl-timeline__item:last-child {
  padding-bottom: 0;
}

.page-products .dl-log {
  border-radius: var(--radius-s);
  border: 1px solid var(--line);
  background: rgba(20, 38, 92, .34);
  overflow: hidden;
}

.page-products .dl-log[open] {
  border-color: var(--line-strong);
  background: rgba(20, 38, 92, .52);
}

.page-products .dl-log__summary {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 16px 46px 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .dl-log__summary::after {
  content: "＋";
  position: absolute;
  right: 18px;
  top: 15px;
  font-size: 16px;
  line-height: 1;
  color: var(--cyan);
}

.page-products .dl-log[open] .dl-log__summary::after {
  content: "－";
}

.page-products .dl-log__ver {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
}

.page-products .dl-log__date {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--silver);
}

.page-products .dl-log__title {
  flex: 1 1 100%;
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
}

.page-products .dl-log__list {
  margin: 0;
  padding: 0 18px 18px 36px;
  list-style: disc;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .dl-log__list li + li {
  margin-top: 4px;
}

.page-products .dl-versions__more {
  margin: 26px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .dl-versions__more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-products .dl-versions__more a:hover {
  color: var(--white);
}

.page-products .dl-versions__aside {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(122, 92, 255, .18), rgba(13, 22, 51, .70));
}

.page-products .dl-versions__aside .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 安装与权限 ---------- */
.page-products .dl-install__grid {
  display: grid;
  gap: 24px;
}

.page-products .dl-steps {
  counter-reset: step;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-steps__item {
  position: relative;
  padding: 20px 22px 20px 70px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: rgba(13, 22, 51, .66);
  transition: border-color .3s var(--ease);
}

.page-products .dl-steps__item:hover {
  border-color: var(--line-strong);
}

.page-products .dl-steps__item::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute;
  left: 22px;
  top: 20px;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.page-products .dl-steps__title {
  display: block;
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.page-products .dl-steps__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .dl-perms {
  padding: clamp(22px, 3vw, 30px);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-strong);
  background: linear-gradient(150deg, rgba(37, 230, 211, .10), rgba(20, 38, 92, .58));
}

.page-products .dl-perms__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}

.page-products .dl-perms__note {
  margin: 0 0 20px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--silver);
}

.page-products .dl-perms__list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .dl-perms__item {
  padding-left: 16px;
  border-left: 2px solid rgba(255, 138, 61, .62);
}

.page-products .dl-perms__k {
  display: block;
  margin-bottom: 4px;
  font-size: 14px;
  font-weight: 700;
  color: var(--orange);
}

.page-products .dl-perms__v {
  display: block;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--silver);
}

/* ---------- 设备与场景 ---------- */
.page-products .dl-devices__grid {
  display: grid;
  gap: 26px;
}

.page-products .dl-devices__shot {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(20, 38, 92, .85), rgba(7, 11, 26, .68));
}

.page-products .dl-devices__shot .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .dl-devices__cards {
  display: grid;
  gap: 14px;
}

.page-products .dl-scene {
  position: relative;
  padding: 22px 24px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: rgba(13, 22, 51, .70);
  border-left: 3px solid rgba(37, 230, 211, .45);
}

.page-products .dl-scene__no {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--orange);
}

.page-products .dl-scene__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.page-products .dl-scene__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

/* ---------- 答疑 ---------- */
.page-products .dl-help__grid {
  display: grid;
  gap: 28px;
}

.page-products .dl-help__list {
  display: grid;
  gap: 12px;
}

.page-products .dl-help__item {
  border-radius: var(--radius-s);
  border: 1px solid var(--line);
  background: rgba(20, 38, 92, .32);
  overflow: hidden;
}

.page-products .dl-help__item[open] {
  border-color: var(--line-strong);
  background: rgba(20, 38, 92, .50);
}

.page-products .dl-help__q {
  position: relative;
  display: block;
  padding: 17px 46px 17px 20px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
}

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

.page-products .dl-help__q::after {
  content: "＋";
  position: absolute;
  right: 20px;
  top: 16px;
  font-size: 15px;
  line-height: 1;
  color: var(--cyan);
}

.page-products .dl-help__item[open] .dl-help__q::after {
  content: "－";
}

.page-products .dl-help__a {
  margin: 0;
  padding: 0 20px 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .dl-help__aside {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-products .dl-help__figure {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(255, 138, 61, .14), rgba(13, 22, 51, .70));
}

.page-products .dl-help__figure .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .dl-help__cta {
  padding: clamp(22px, 3vw, 28px);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-strong);
  background: linear-gradient(150deg, rgba(20, 38, 92, .70), rgba(7, 11, 26, .62));
}

.page-products .dl-help__cta-title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}

.page-products .dl-help__cta-text {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

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

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-products .dl-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .dl-caps__bento {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-products .dl-cap {
    grid-column: span 12;
  }

  .page-products .dl-cap--4 {
    grid-column: span 6;
  }

  .page-products .dl-cap--6 {
    grid-column: span 12;
  }

  .page-products .dl-cap--feature {
    flex-direction: row;
    align-items: center;
  }

  .page-products .dl-cap--feature .dl-cap__body {
    flex: 1 1 46%;
  }

  .page-products .dl-cap--feature .dl-cap__figure {
    flex: 1 1 50%;
    min-width: 0;
  }

  .page-products .dl-install__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }

  .page-products .dl-devices__grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-products .dl-help__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
  }

  .page-products .dl-cap--4 {
    grid-column: span 4;
  }

  .page-products .dl-cap--6 {
    grid-column: span 6;
  }
}

@media (min-width: 1000px) {
  .page-products .dl-versions__grid {
    grid-template-columns: minmax(0, 1.38fr) minmax(0, .62fr);
    align-items: start;
    gap: 48px;
  }

  .page-products .dl-versions__aside {
    position: sticky;
    top: 130px;
  }
}

@media (max-width: 480px) {
  .page-products .dl-version__num {
    font-size: clamp(44px, 17vw, 68px);
  }

  .page-products .dl-log__summary {
    padding-right: 40px;
  }

  .page-products .dl-cap--banner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-cap,
  .page-products .dl-steps__item {
    transition: none;
  }
}