/* ===== 客户端下载页 ===== */
.page-products {
  padding-bottom: clamp(40px, 6vw, 80px);
  color: var(--bone);
}

.page-products [id] {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

/* ---- 首屏 ---- */
.page-products .dl-hero {
  position: relative;
  padding-top: clamp(20px, 3vw, 34px);
  padding-bottom: clamp(48px, 7vw, 96px);
  overflow: hidden;
}

.page-products .dl-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(58% 46% at 86% 6%, rgba(34, 227, 208, .17), transparent 72%),
    radial-gradient(48% 42% at 2% 64%, rgba(255, 138, 61, .11), transparent 72%);
  pointer-events: none;
}

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

.page-products .dl-hero__head {
  max-width: 66ch;
  margin-top: 18px;
}

.page-products .dl-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.05rem, 6vw, 3.7rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--bone);
}

.page-products .dl-hero__lede {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: clamp(.98rem, 1.3vw, 1.08rem);
  line-height: 1.9;
  color: var(--slate);
}

/* ---- 下载卡拼贴 ---- */
.page-products .dl-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(28px, 4vw, 46px);
}

.page-products .dl-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-raise);
  overflow: hidden;
  transition: border-color .28s var(--ease-out), transform .28s var(--ease-out);
}

.page-products .dl-card::after {
  content: "";
  position: absolute;
  right: -34px;
  top: -34px;
  width: 104px;
  height: 104px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 227, 208, .2), transparent 68%);
  pointer-events: none;
}

.page-products .dl-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
}

.page-products .dl-card--featured {
  border-color: rgba(255, 138, 61, .6);
  background: linear-gradient(158deg, rgba(255, 138, 61, .13), var(--ink-raise) 58%);
  box-shadow: 0 0 0 1px rgba(255, 138, 61, .14), var(--shadow);
}

.page-products .dl-card--featured::after {
  background: radial-gradient(circle, rgba(255, 138, 61, .28), transparent 68%);
}

.page-products .dl-card__top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.page-products .dl-card__flag {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-products .dl-card__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.2vw, 1.6rem);
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--bone);
}

.page-products .dl-card__meta {
  margin: 0;
  font-size: .84rem;
  line-height: 1.6;
  color: var(--slate);
}

.page-products .dl-card__size {
  margin: 10px 0 2px;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 2.8vw, 1.9rem);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--cyan);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-products .dl-card--featured .dl-card__size {
  color: var(--orange);
}

.page-products .dl-card__unit {
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 700;
  color: var(--slate);
}

.page-products .dl-card__desc {
  margin: 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--bone);
  opacity: .82;
}

.page-products .dl-card__link {
  margin-top: auto;
  padding-top: 14px;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 227, 208, .38);
  transition: color .2s var(--ease-out), border-color .2s var(--ease-out);
}

.page-products .dl-card__link:hover {
  color: var(--bone);
  border-color: var(--bone);
}

/* ---- 通用图注与图片 ---- */
.page-products .figure {
  margin: clamp(24px, 3.5vw, 40px) 0 0;
}

.page-products .figure__media {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  background: linear-gradient(140deg, rgba(34, 227, 208, .12), rgba(255, 138, 61, .1) 55%, rgba(10, 20, 36, .92));
}

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

.page-products .figure__cap {
  margin-top: 10px;
  font-size: .84rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .dl-hero__figure {
  margin-top: clamp(30px, 4.5vw, 54px);
}

/* ---- 正文段落 ---- */
.page-products .prose {
  margin: 14px 0 0;
  font-size: .96rem;
  line-height: 1.9;
  color: var(--bone);
  opacity: .84;
  max-width: 68ch;
}

/* ---- 系统要求表格 ---- */
.page-products .table-wrap {
  margin-top: clamp(20px, 3vw, 32px);
  overflow-x: auto;
  overflow-y: auto;
  max-height: 78vh;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-raise);
}

.page-products .req-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: .92rem;
}

.page-products .req-table__caption {
  caption-side: top;
  padding: 16px 18px 12px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--slate);
  background: var(--ink-raise);
}

.page-products .req-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 12px 18px;
  background: var(--ink-deep);
  border-bottom: 1px solid var(--line-strong);
  text-align: left;
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--slate);
  white-space: nowrap;
}

.page-products .req-table tbody th {
  padding: 15px 18px;
  text-align: left;
  font-weight: 700;
  color: var(--bone);
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}

.page-products .req-table tbody td {
  padding: 15px 18px;
  color: var(--slate);
  border-bottom: 1px solid var(--line);
}

.page-products .req-table tbody tr:nth-child(even) {
  background: rgba(242, 245, 247, .035);
}

.page-products .req-table tbody tr:last-child th,
.page-products .req-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .req-table .cell-num {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--cyan);
  white-space: nowrap;
}

/* ---- 折叠安装步骤 ---- */
.page-products .accordion {
  display: grid;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .accordion__item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--ink-raise);
  overflow: hidden;
  transition: border-color .24s var(--ease-out);
}

.page-products .accordion__item[data-open] {
  border-color: rgba(34, 227, 208, .42);
}

.page-products .accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  color: var(--bone);
  font-family: var(--font-body);
  font-size: .98rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.page-products .accordion__idx {
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-products .accordion__caret {
  margin-left: auto;
  flex: none;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--slate);
  border-bottom: 2px solid var(--slate);
  transform: rotate(45deg);
  transition: transform .24s var(--ease-out);
}

.page-products .accordion__trigger[aria-expanded="true"] .accordion__caret {
  transform: rotate(-135deg);
}

.page-products .accordion__panelInner {
  padding: 0 18px 18px;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--slate);
}

.page-products .accordion__panelInner p {
  margin: 0;
  max-width: 62ch;
}

/* ---- 桌型选择 ---- */
.page-products .table-picker {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .table-card {
  position: relative;
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(34, 227, 208, .07), transparent 44%), var(--ink-raise);
}

.page-products .table-card:nth-child(2) {
  border-left-color: var(--clay);
  background: linear-gradient(180deg, rgba(201, 123, 90, .09), transparent 44%), var(--ink-raise);
}

.page-products .table-card:nth-child(3) {
  border-left-color: var(--orange);
  background: linear-gradient(180deg, rgba(255, 138, 61, .09), transparent 44%), var(--ink-raise);
}

.page-products .table-card__seats {
  margin: 0;
  font-size: clamp(2.4rem, 6vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--bone);
  opacity: .18;
}

.page-products .table-card__name {
  margin: 6px 0 0;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--bone);
}

.page-products .table-card__time {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px;
  margin: 12px 0 0;
  font-size: .92rem;
  color: var(--bone);
}

.page-products .table-card__time .mono {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-products .table-card:nth-child(2) .table-card__time .mono {
  color: var(--clay);
}

.page-products .table-card:nth-child(3) .table-card__time .mono {
  color: var(--orange);
}

.page-products .table-card__time small {
  font-size: .78rem;
  color: var(--slate);
}

.page-products .table-card__desc {
  margin: 12px 0 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--bone);
  opacity: .82;
}

.page-products .table-note {
  margin-top: clamp(20px, 3vw, 30px);
  padding: 20px 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
}

.page-products .table-note__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cyan);
}

.page-products .table-note p {
  margin: 10px 0 0;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--bone);
  opacity: .84;
  max-width: 78ch;
}

/* ---- 牌型章节 5:6 双栏 ---- */
.page-products .patterns {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 44px);
  align-items: start;
}

.page-products .patterns__figure {
  margin-top: 0;
}

.page-products .pattern-steps {
  list-style: none;
  counter-reset: pstep;
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
}

.page-products .pattern-steps li {
  counter-increment: pstep;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border-left: 2px solid rgba(34, 227, 208, .55);
  background: var(--glass);
  font-size: .93rem;
  line-height: 1.75;
  color: var(--bone);
}

.page-products .pattern-steps li::before {
  content: counter(pstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-products .patterns__tail {
  margin-top: 18px;
}

/* ---- 版本节奏 ---- */
.page-products .release-track {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
}

.page-products .release-track li {
  position: relative;
  padding: 18px 20px 18px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--ink-raise);
}

.page-products .release-track li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 3px;
  background: var(--cyan);
}

.page-products .release-track li:nth-child(even)::before {
  background: var(--orange);
}

.page-products .release-track__v {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--cyan);
  border-bottom: 1px solid rgba(34, 227, 208, .34);
  padding-bottom: 2px;
}

.page-products .release-track li:nth-child(even) .release-track__v {
  color: var(--orange);
  border-color: rgba(255, 138, 61, .34);
}

.page-products .release-track h3 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--bone);
}

.page-products .release-track p {
  margin: 8px 0 0;
  font-size: .91rem;
  line-height: 1.8;
  color: var(--slate);
  max-width: 74ch;
}

/* ---- 新手引导课时 ---- */
.page-products .lesson-list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-products .lesson-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 14px;
  align-items: start;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--glass);
}

.page-products .lesson-list__idx {
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-products .lesson-list__body h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--bone);
}

.page-products .lesson-list__body p {
  margin: 6px 0 0;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .lesson-list__min {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--orange);
}

/* ---- 装好之后 ---- */
.page-products .next-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .next-link {
  display: block;
  padding: 20px 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-raise);
  text-decoration: none;
  transition: border-color .26s var(--ease-out), transform .26s var(--ease-out);
}

.page-products .next-link:hover,
.page-products .next-link:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(34, 227, 208, .5);
}

.page-products .next-link h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--cyan);
}

.page-products .next-link p {
  margin: 8px 0 0;
  font-size: .89rem;
  line-height: 1.78;
  color: var(--slate);
}

/* ---- 断点 ---- */
@media (min-width: 640px) {
  .page-products .dl-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .lesson-list li {
    grid-template-columns: auto 1fr auto;
    align-items: center;
  }

  .page-products .lesson-list__min {
    grid-column: auto;
    padding-top: 0;
  }

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

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

@media (min-width: 900px) {
  .page-products .patterns {
    grid-template-columns: 5fr 6fr;
  }

  .page-products .patterns__figure {
    margin-top: 6px;
  }
}

@media (min-width: 1040px) {
  .page-products .dl-cards {
    grid-template-columns: repeat(6, 1fr);
    gap: 18px;
  }

  .page-products .dl-card:nth-child(1),
  .page-products .dl-card:nth-child(2) {
    grid-column: span 3;
  }

  .page-products .dl-card:nth-child(n + 3) {
    grid-column: span 2;
  }

  .page-products .table-picker {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-card,
  .page-products .next-link,
  .page-products .accordion__item,
  .page-products .accordion__caret {
    transition: none;
  }

  .page-products .dl-card:hover,
  .page-products .next-link:hover,
  .page-products .next-link:focus-visible {
    transform: none;
  }
}

```