.page-products {
  --dl-cut: 18px;
  --dl-shadow: 0 10px 24px rgba(11, 62, 99, .10);
  --dl-shadow-hover: 0 20px 38px rgba(11, 62, 99, .18);
  background: var(--bg);
}

.page-products .crumb-sep {
  margin: 0 8px;
  color: var(--stone);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 4vw, 40px) 0 clamp(40px, 7vw, 76px);
  background:
    linear-gradient(158deg, var(--shallow) 0%, rgba(217, 234, 243, 0) 60%),
    var(--sand);
}

.page-products .dl-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  top: 14%;
  width: 62%;
  height: 2px;
  background: repeating-linear-gradient(90deg, rgba(21, 106, 147, .38) 0 12px, transparent 12px 26px);
  transform: rotate(-6deg);
  pointer-events: none;
}

.page-products .dl-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-products .dl-hero-copy h1 {
  margin: 14px 0 18px;
  font-size: clamp(40px, 8vw, 78px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.08;
  color: var(--deep);
}

.page-products .dl-hero-copy .lede {
  max-width: 34em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .dl-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 30px;
}

.page-products .dl-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .dl-stats li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-products .stat-num {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--coral-deep);
}

.page-products .stat-label {
  font-size: 14px;
  color: var(--stone);
}

.page-products .dl-hero-media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--dl-cut)) 0, 100% var(--dl-cut), 100% 100%, 0 100%);
  background: var(--white);
  box-shadow: var(--dl-shadow);
}

.page-products .dl-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* ---------- 下载卡 ---------- */
.page-products .dl-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .dl-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--dl-cut)) 0, 100% var(--dl-cut), 100% 100%, 0 100%);
  filter: drop-shadow(0 4px 12px rgba(11, 62, 99, .07));
  transition: transform .18s var(--ease), background-color .18s var(--ease), filter .18s var(--ease);
}

.page-products .dl-card:hover,
.page-products .dl-card:focus-within {
  transform: translateY(-4px);
  background: var(--coral-light);
  filter: drop-shadow(0 16px 26px rgba(11, 62, 99, .16));
}

.page-products .dl-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-products .dl-os {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--sea);
}

.page-products .dl-card .card-title {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--deep);
}

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

.page-products .dl-card-meta {
  margin: auto 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 6px;
}

.page-products .dl-card-meta li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
}

.page-products .dl-card-meta span {
  color: var(--stone);
}

.page-products .dl-card-meta strong {
  font-weight: 600;
  color: var(--deep);
  text-align: right;
}

.page-products .dl-card-btn {
  align-self: flex-start;
  margin-top: 6px;
}

/* ---------- 移动端条带 ---------- */
.page-products .dl-mobile-strip {
  display: grid;
  gap: 22px;
  margin-top: clamp(28px, 5vw, 52px);
  padding: clamp(22px, 4vw, 34px);
  background: var(--deep);
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg, 22px)) 0, 100% var(--cut-lg, 22px), 100% 100%, 0 100%);
  color: var(--white);
}

.page-products .dl-mobile-shot {
  margin: 0;
  overflow: hidden;
  border-radius: 16px;
}

.page-products .dl-mobile-shot img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.page-products .dl-mobile-copy .eyebrow {
  color: var(--sun);
}

.page-products .dl-mobile-copy h3 {
  margin: 8px 0 14px;
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-products .dl-mobile-copy p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .86);
}

/* ---------- 安装准备 ---------- */
.page-products .dl-prep {
  background: var(--white);
}

.page-products .prep-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-products .prep-list {
  display: grid;
  gap: 18px;
}

.page-products .prep-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 20px 22px;
  background: var(--sand);
  border-left: 3px solid var(--palm);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-products .prep-num {
  font-size: 24px;
  font-weight: 800;
  color: var(--palm);
  line-height: 1.2;
}

.page-products .prep-item h3 {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 700;
  color: var(--deep);
}

.page-products .prep-item p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .prep-media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--dl-cut)) 0, 100% var(--dl-cut), 100% 100%, 0 100%);
}

.page-products .prep-media img {
  display: block;
  width: 100%;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

/* ---------- 变更轨迹 ---------- */
.page-products .dl-changelog {
  background:
    linear-gradient(180deg, var(--deep) 0%, #082F4C 100%);
  color: var(--white);
}

.page-products .section-head--light .section-title {
  color: var(--white);
}

.page-products .section-head--light .section-sub {
  color: rgba(255, 255, 255, .78);
}

.page-products .section-head--light .eyebrow {
  color: var(--sun);
}

.page-products .section-head--light .eyebrow::before {
  background: var(--sun);
}

.page-products .log-layout {
  display: grid;
  gap: clamp(26px, 4vw, 42px);
}

.page-products .ver-track {
  position: relative;
  padding-left: 38px;
}

.page-products .ver-track::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: repeating-linear-gradient(180deg, rgba(255, 194, 75, .75) 0 9px, transparent 9px 18px);
}

.page-products .ver-item {
  position: relative;
  margin-bottom: 14px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--dl-cut)) 0, 100% var(--dl-cut), 100% 100%, 0 100%);
  transition: background-color .18s var(--ease);
}

.page-products .ver-item::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 26px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--palm);
  box-shadow: 0 0 0 4px rgba(47, 158, 110, .22);
}

.page-products .ver-item--latest {
  background: var(--white);
  border-color: var(--white);
  color: var(--ink);
  box-shadow: 0 18px 40px rgba(0, 0, 0, .22);
}

.page-products .ver-item--latest::before {
  width: 18px;
  height: 18px;
  left: -37px;
  top: 30px;
  background: var(--coral);
  box-shadow: 0 0 0 6px rgba(255, 107, 74, .26);
}

.page-products .ver-item:hover {
  background: rgba(255, 255, 255, .12);
}

.page-products .ver-item--latest:hover {
  background: var(--coral-light);
}

.page-products .ver-item summary {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  cursor: pointer;
  list-style: none;
}

.page-products .ver-item summary::-webkit-details-marker {
  display: none;
}

.page-products .ver-item summary:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 2px;
}

.page-products .ver-idx {
  font-size: 15px;
  font-weight: 700;
  color: var(--sand);
  opacity: .8;
}

.page-products .ver-item--latest .ver-idx {
  color: var(--coral-deep);
  opacity: 1;
}

.page-products .ver-head {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-products .ver-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-products .ver-item--latest .ver-name {
  font-size: 24px;
  color: var(--deep);
}

.page-products .ver-when {
  font-size: 13px;
  color: rgba(255, 255, 255, .72);
}

.page-products .ver-item--latest .ver-when {
  color: var(--stone);
}

.page-products .ver-body {
  padding: 0 22px 22px 52px;
}

.page-products .ver-body ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.page-products .ver-body li {
  font-size: 15px;
  line-height: 1.75;
}

.page-products .ver-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

.page-products .log-media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--dl-cut)) 0, 100% var(--dl-cut), 100% 100%, 0 100%);
}

.page-products .log-media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 分类内容包 ---------- */
.page-products .dl-packs {
  background:
    linear-gradient(180deg, rgba(217, 234, 243, .55) 0%, rgba(250, 244, 232, 0) 70%),
    var(--bg);
}

.page-products .pack-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .pack {
  padding: 22px 20px;
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--dl-cut)) 0, 100% var(--dl-cut), 100% 100%, 0 100%);
  border: 1px solid var(--line);
  background: var(--white);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease);
}

.page-products .pack:hover {
  transform: translateY(-4px);
  box-shadow: var(--dl-shadow-hover);
}

.page-products .pack h3 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 700;
  color: var(--deep);
}

.page-products .pack p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .pack--sea {
  border-top: 4px solid var(--sea);
}

.page-products .pack--coral {
  border-top: 4px solid var(--coral);
}

.page-products .pack--palm {
  border-top: 4px solid var(--palm);
}

.page-products .pack--sun {
  border-top: 4px solid var(--sun);
}

.page-products .pack--shallow {
  border-top: 4px solid var(--shallow);
}

.page-products .pack--ink {
  border-top: 4px solid var(--ink);
}

.page-products .pack-media {
  margin: clamp(24px, 4vw, 38px) 0 0;
  overflow: hidden;
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--dl-cut)) 0, 100% var(--dl-cut), 100% 100%, 0 100%);
}

.page-products .pack-media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 收藏入口 ---------- */
.page-products .dl-keep {
  padding: clamp(34px, 6vw, 60px) 0;
}

.page-products .keep-inner {
  display: grid;
  gap: 22px;
  padding: clamp(26px, 4vw, 40px);
  background: linear-gradient(112deg, var(--coral-light) 0%, var(--sand) 78%);
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg, 22px)) 0, 100% var(--cut-lg, 22px), 100% 100%, 0 100%);
}

.page-products .keep-copy h2 {
  margin: 10px 0 14px;
}

.page-products .keep-copy p {
  margin: 0 0 12px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .keep-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---------- 排障 ---------- */
.page-products .dl-help {
  background: var(--white);
}

.page-products .help-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
  counter-reset: help;
}

.page-products .help-steps li {
  position: relative;
  padding: 22px 22px 22px 66px;
  background: var(--sand);
  border-radius: var(--radius);
  border-right: 3px solid var(--sea);
}

.page-products .help-steps li::before {
  counter-increment: help;
  content: counter(help);
  position: absolute;
  left: 20px;
  top: 22px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--sea);
  color: var(--white);
  font-size: 15px;
  font-weight: 700;
}

.page-products .help-steps h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--deep);
}

.page-products .help-steps p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .help-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 26px;
}

.page-products .link-plain {
  color: var(--coral-deep);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .link-plain:hover {
  color: var(--coral);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .dl-cards {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .page-products .dl-mobile-strip {
    grid-template-columns: .8fr 1.2fr;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero-grid {
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
  }

  .page-products .prep-grid {
    grid-template-columns: 1.2fr .8fr;
    align-items: start;
  }

  .page-products .log-layout {
    grid-template-columns: 1.3fr .7fr;
    align-items: start;
  }

  .page-products .keep-inner {
    grid-template-columns: 1.4fr .6fr;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-products .dl-cards {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

  .page-products .dl-card:hover,
  .page-products .dl-card:focus-within,
  .page-products .pack:hover {
    transform: none;
  }

  .page-products .dl-hero::after {
    transform: none;
  }
}