.page-products {
  --pd-cut: 18px;
  --pd-ink-line: rgba(217, 164, 65, .22);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  padding-top: clamp(24px, 4vw, 48px);
}

.page-products .pd-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-products .pd-hero__title {
  margin: 10px 0 0;
  font-size: clamp(30px, 5.6vw, 56px);
  line-height: 1.08;
}

.page-products .pd-hero__actions {
  margin-top: 26px;
}

.page-products .pd-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-facts__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  background: linear-gradient(160deg, rgba(16, 49, 41, .9), rgba(10, 31, 26, .9));
  border: 1px solid rgba(138, 154, 148, .22);
  border-left: 3px solid var(--gold);
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
}

.page-products .pd-facts__num {
  font-size: 19px;
  letter-spacing: .02em;
  color: var(--gold-soft);
}

.page-products .pd-hero__visual {
  position: relative;
}

.page-products .pd-hero__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(217, 164, 65, .22);
}

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

.page-products .pd-hero__badge {
  position: absolute;
  left: 14px;
  bottom: 14px;
  margin: 0;
  padding: 8px 14px;
  background: rgba(7, 26, 21, .88);
  border: 1px solid var(--pd-ink-line);
  font-size: 13px;
  color: var(--cream);
}

/* ---------- 期数时间轴 ---------- */
.page-products .pd-issues__head {
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-products .pd-issues__heading,
.page-products .pd-cards__heading {
  margin: 8px 0 0;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.18;
}

.page-products .pd-issues__grid {
  display: grid;
  gap: clamp(22px, 3vw, 42px);
}

.page-products .pd-issues__side {
  min-width: 0;
}

.page-products .pd-issues__side .board-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  margin-top: 12px;
}

.page-products .pd-issues__side .board-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 10px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--slate);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-products .pd-issues__side .board-index__link .board-num {
  color: var(--gold);
  font-size: 12px;
}

.page-products .pd-issues__side .board-index__link:hover {
  color: var(--cream);
  background: rgba(16, 49, 41, .6);
}

.page-products .pd-issues__side .board-index__link[aria-current="true"] {
  color: var(--cream);
  border-left-color: var(--card-red);
  background: rgba(16, 49, 41, .7);
}

.page-products .pd-issues__rail {
  display: none;
  margin-top: 18px;
  max-height: 300px;
  overflow: hidden;
  border-radius: var(--radius);
}

.page-products .pd-issues__rail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .pd-issues__main {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.page-products .pd-sheet {
  padding: clamp(16px, 2.2vw, 24px);
  background: linear-gradient(150deg, rgba(16, 49, 41, .95), rgba(10, 31, 26, .95));
  border: 1px solid rgba(138, 154, 148, .2);
  clip-path: polygon(var(--pd-cut) 0, 100% 0, 100% calc(100% - var(--pd-cut)), calc(100% - var(--pd-cut)) 100%, 0 100%, 0 var(--pd-cut));
  transition: transform .25s ease, box-shadow .25s ease;
}

.page-products .pd-sheet:hover {
  transform: translateX(4px);
  box-shadow: inset 0 0 0 1px rgba(217, 164, 65, .45);
}

.page-products .pd-sheet--lead {
  background: var(--panel-grad);
  box-shadow: inset 0 0 0 1px rgba(217, 164, 65, .35);
}

.page-products .pd-sheet--lead .pd-sheet__meta div:first-child dd {
  color: var(--card-red);
}

.page-products .pd-sheet__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pd-sheet__no {
  font-size: clamp(28px, 4.4vw, 42px);
  font-weight: 900;
  line-height: 1;
  color: var(--gold);
}

.page-products .pd-sheet__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(16px, 1.9vw, 20px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--cream);
}

.page-products .pd-sheet__desc {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: #c3d0ca;
}

.page-products .pd-sheet__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
  gap: 12px;
  margin: 16px 0 0;
}

.page-products .pd-sheet__meta div {
  padding-left: 10px;
  border-left: 2px solid rgba(138, 154, 148, .25);
}

.page-products .pd-sheet__meta dt {
  font-size: 12px;
  color: var(--slate);
}

.page-products .pd-sheet__meta dd {
  margin: 3px 0 0;
  font-size: 17px;
  color: var(--gold-soft);
}

/* ---------- 红黄牌速查 ---------- */
.page-products .pd-cards__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .pd-card {
  padding: 22px 20px;
  background: var(--pine);
  border: 1px solid rgba(138, 154, 148, .2);
  border-top: 4px solid var(--gold);
  transition: transform .25s ease, box-shadow .25s ease;
}

.page-products .pd-card--red {
  border-top-color: var(--card-red);
}

.page-products .pd-card--yellow {
  border-top-color: var(--card-yellow);
}

.page-products .pd-card--teal {
  border-top-color: var(--teal-soft);
}

.page-products .pd-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 34px -22px rgba(0, 0, 0, .9), inset 0 0 0 1px rgba(217, 164, 65, .4);
}

.page-products .pd-card__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  color: var(--cream);
}

.page-products .pd-card__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 18px 0 0;
}

.page-products .pd-card__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-products .pd-card__stat b {
  font-size: 24px;
  line-height: 1;
  color: var(--gold-soft);
}

.page-products .pd-card--red .pd-card__stat:first-child b {
  color: var(--card-red);
}

.page-products .pd-card--yellow .pd-card__stat:first-child b {
  color: var(--card-yellow);
}

.page-products .pd-card__stat i {
  font-style: normal;
  font-size: 12px;
  color: var(--slate);
}

.page-products .pd-card__desc {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: #b9c6c0;
}

.page-products .pd-cards__media {
  margin-top: clamp(20px, 3vw, 32px);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(217, 164, 65, .18);
}

.page-products .pd-cards__media img,
.page-products .pd-cases__media img,
.page-products .pd-install__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 案例合并阅读 ---------- */
.page-products .pd-cases__grid {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
  align-items: start;
}

.page-products .pd-cases__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(217, 164, 65, .18);
}

.page-products .pd-cases__title {
  margin: 8px 0 0;
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1.2;
}

.page-products .pd-steps {
  counter-reset: pds;
  display: grid;
  gap: 16px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-steps li {
  position: relative;
  padding-left: 46px;
  font-size: 15px;
  line-height: 1.8;
  color: #cbd7d2;
}

.page-products .pd-steps li::before {
  counter-increment: pds;
  content: "0" counter(pds);
  position: absolute;
  left: 0;
  top: 1px;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--pd-ink-line);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
}

.page-products .pd-terms {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}

/* ---------- 版本与安装 ---------- */
.page-products .pd-install__grid {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  align-items: start;
}

.page-products .pd-install__title {
  margin: 8px 0 0;
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1.2;
}

.page-products .pd-spec {
  display: grid;
  margin: 22px 0 0;
  border-top: 1px solid rgba(138, 154, 148, .22);
}

.page-products .pd-spec div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 2px;
  border-bottom: 1px solid rgba(138, 154, 148, .22);
}

.page-products .pd-spec dt {
  font-size: 14px;
  color: var(--slate);
}

.page-products .pd-spec dd {
  margin: 0;
  font-size: 15px;
  color: var(--cream);
  text-align: right;
}

.page-products .pd-install__copy {
  margin-top: 20px;
}

.page-products .pd-flow {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-flow li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(16, 49, 41, .62);
  border: 1px solid rgba(138, 154, 148, .2);
  font-size: 14px;
  line-height: 1.75;
  color: #cbd7d2;
  transition: border-color .25s ease, background-color .25s ease;
}

.page-products .pd-flow li:hover {
  border-color: rgba(217, 164, 65, .42);
  background: rgba(16, 49, 41, .85);
}

.page-products .pd-flow__no {
  flex: none;
  font-size: 13px;
  line-height: 1.9;
  color: var(--gold);
}

.page-products .pd-install__media {
  margin-top: 20px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(217, 164, 65, .18);
}

.page-products .pd-install__faq {
  margin-top: clamp(28px, 4vw, 48px);
  display: grid;
  gap: 14px;
}

.page-products .pd-install__faq-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 24px);
  color: var(--cream);
}

.page-products .pd-install__faq .board-accordion__panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: #c3d0ca;
}

/* ---------- 更新与反馈 ---------- */
.page-products .pd-update__panel {
  padding: clamp(24px, 4vw, 46px);
}

.page-products .pd-update__title {
  margin: 8px 0 0;
  font-size: clamp(23px, 3.2vw, 34px);
  line-height: 1.2;
}

.page-products .pd-update__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-products .pd-update__mail {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pd-cards__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .pd-cards__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

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

@media (min-width: 1000px) {
  .page-products .pd-issues__grid {
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .page-products .pd-issues__side {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-products .pd-issues__side .board-index {
    grid-template-columns: 1fr;
  }

  .page-products .pd-issues__rail {
    display: block;
  }
}
<<<END>>>