.page-products {
  --pp-gap: clamp(16px, 2.2vw, 26px);
  --pp-edge: 1px solid var(--line);
  --pp-cell-bg: #101f3c;
  --pp-cell-bg-hover: #16294d;
  background: var(--c-indigo);
  color: var(--c-paper);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(40px, 6vw, 76px);
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(0, 229, 255, .16), transparent 58%),
    radial-gradient(80% 72% at 2% 98%, rgba(168, 85, 247, .18), transparent 62%),
    var(--c-indigo);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, .07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(160deg, rgba(0, 0, 0, .9), transparent 72%);
  -webkit-mask-image: linear-gradient(160deg, rgba(0, 0, 0, .9), transparent 72%);
  pointer-events: none;
}

.page-products .pp-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.page-products .pp-hero__main {
  border-left: 3px solid var(--c-cyan);
  padding-left: clamp(16px, 3vw, 28px);
}

.page-products .pp-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 62px);
  line-height: 1.08;
  letter-spacing: -.01em;
  margin: 10px 0 18px;
  color: var(--c-paper);
}

.page-products .pp-hero__lead {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: #cbd5e1;
  max-width: 62ch;
  margin: 0 0 26px;
}

.page-products .pp-hero__lead .num--mono {
  color: var(--c-cyan);
  font-weight: 700;
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pp-hero__side {
  position: relative;
  border: var(--pp-edge);
  background: rgba(30, 41, 59, .55);
  padding: 18px 20px 8px;
  box-shadow: 6px 6px 0 rgba(0, 229, 255, .14);
}

.page-products .pp-hero__side .annotation {
  display: block;
  margin-bottom: 12px;
  color: var(--c-cyan-soft);
}

.page-products .pp-figures {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pp-figures__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-figures__label {
  font-size: 13px;
  color: var(--c-mist);
  letter-spacing: .02em;
}

.page-products .pp-figures__val {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-gold);
}

@media (min-width: 900px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 7.4fr) minmax(0, 4.6fr);
    gap: clamp(28px, 4vw, 60px);
    align-items: end;
  }
}

/* ---------- 章节通用 ---------- */
.page-products .pp-sec {
  padding: clamp(44px, 7vw, 88px) 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-sec--slate {
  background: linear-gradient(180deg, rgba(30, 41, 59, .5), rgba(11, 27, 58, .9));
}

.page-products .pp-sec--canvas {
  background:
    linear-gradient(rgba(0, 229, 255, .045) 1px, transparent 1px) 0 0 / 100% 44px,
    linear-gradient(90deg, rgba(0, 229, 255, .045) 1px, transparent 1px) 0 0 / 44px 100%,
    var(--c-ink);
}

.page-products .pp-sec__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-products .pp-sec__no {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--c-cyan);
  border: 1px solid var(--line-cyan);
  padding: 3px 10px;
  align-self: start;
  justify-self: start;
}

.page-products .pp-sec__headtext .section__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.18;
  margin: 0 0 14px;
  color: var(--c-paper);
}

.page-products .pp-sec__headtext .section__lead {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: #b8c4d6;
  max-width: 74ch;
  margin: 0;
}

@media (min-width: 860px) {
  .page-products .pp-sec__head {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }
}

/* ---------- 图片容器微调 ---------- */
.page-products .pp-media-first {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-products .pp-media-canvas,
.page-products .pp-media-catalog {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-products .pp-media-canvas .media__frame,
.page-products .pp-media-catalog .media__frame {
  border: 1px solid var(--line-violet);
  box-shadow: 8px 8px 0 rgba(168, 85, 247, .14);
}

.page-products .media__frame {
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
}

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

.page-products .media__caption {
  display: block;
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--c-mist);
  border-left: 2px solid var(--line-cyan);
  padding-left: 10px;
}

/* ---------- 分类标签 ---------- */
.page-products .pp-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .pp-filter {
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: .03em;
  padding: 7px 14px;
  border: 1px solid var(--line);
  color: var(--c-mist);
  background: rgba(30, 41, 59, .5);
  cursor: default;
  transition: color .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}

.page-products .pp-filter:hover,
.page-products .pp-filter:focus-visible {
  color: var(--c-cyan);
  border-color: var(--line-cyan);
  background: rgba(0, 229, 255, .08);
  outline: none;
}

.page-products .pp-filter--on {
  color: var(--c-ink);
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  font-weight: 700;
}

.page-products .pp-filter--on:hover,
.page-products .pp-filter--on:focus-visible {
  color: var(--c-ink);
  background: var(--c-cyan-soft);
  border-color: var(--c-cyan-soft);
}

/* ---------- 索引网格 ---------- */
.page-products .pp-index {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-cell {
  position: relative;
  background: var(--pp-cell-bg);
  padding: 20px 18px 22px;
  transition: background .18s var(--ease), box-shadow .18s var(--ease), transform .18s var(--ease);
}

.page-products .pp-cell::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--c-cyan);
  transition: height .22s var(--ease);
}

.page-products .pp-cell:hover {
  background: var(--pp-cell-bg-hover);
  box-shadow: inset 0 0 0 1px rgba(0, 229, 255, .3);
}

.page-products .pp-cell:hover::before {
  height: 100%;
}

.page-products .pp-cell__no {
  display: block;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-mist);
  margin-bottom: 10px;
}

.page-products .pp-cell__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.3;
  margin: 0 0 8px;
  color: var(--c-paper);
}

.page-products .pp-cell__desc {
  font-size: 13.5px;
  line-height: 1.75;
  color: #a9b6c9;
  margin: 0 0 14px;
}

@media (min-width: 620px) {
  .page-products .pp-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1020px) {
  .page-products .pp-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 版本差异表 ---------- */
.page-products .pp-tablewrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .55);
}

.page-products .pp-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: 14px;
}

.page-products .pp-table__caption {
  text-align: left;
  padding: 14px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-gold);
  background: rgba(30, 41, 59, .7);
  border-bottom: 1px solid var(--line);
}

.page-products .pp-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-cyan);
  background: rgba(11, 27, 58, .9);
  text-align: left;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line-cyan);
  white-space: nowrap;
}

.page-products .pp-table tbody th {
  font-weight: 600;
  font-size: 13.5px;
  color: var(--c-paper);
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .pp-table tbody td {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: #c3cfdf;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-products .pp-table tbody tr {
  transition: background .16s var(--ease);
}

.page-products .pp-table tbody tr:hover {
  background: rgba(0, 229, 255, .06);
}

.page-products .pp-table tbody tr:hover td:last-child {
  color: var(--c-gold-soft);
}

.page-products .pp-table tbody tr:last-child th,
.page-products .pp-table tbody tr:last-child td {
  border-bottom: none;
}

/* ---------- 领取路径 ---------- */
.page-products .pp-claim {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
}

.page-products .pp-claim__steps {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-fold {
  background: var(--surface);
  transition: background .18s var(--ease);
}

.page-products .pp-fold[open] {
  background: rgba(30, 41, 59, .82);
}

.page-products .pp-fold__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--c-paper);
  position: relative;
}

.page-products .pp-fold__head::-webkit-details-marker {
  display: none;
}

.page-products .pp-fold__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--c-cyan);
  transition: transform .2s var(--ease);
}

.page-products .pp-fold[open] .pp-fold__head::after {
  content: "–";
}

.page-products .pp-fold__head:hover {
  color: var(--c-cyan-soft);
}

.page-products .pp-fold__head:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: -2px;
}

.page-products .pp-fold__no {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-gold);
  border: 1px solid var(--line-gold);
  padding: 2px 8px;
}

.page-products .pp-fold__body {
  padding: 0 18px 18px 62px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.page-products .pp-fold__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: #b4c1d3;
}

.page-products .pp-claim__media {
  margin: 0;
  align-self: start;
}

.page-products .pp-claim__media .media__frame {
  border: 1px solid var(--line-gold);
  box-shadow: 8px 8px 0 rgba(255, 180, 84, .16);
}

@media (min-width: 940px) {
  .page-products .pp-claim {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

/* ---------- 权益卡 ---------- */
.page-products .pp-benefits {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.page-products .pp-benefit {
  position: relative;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .5);
  padding: 22px 20px 24px;
  transition: border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
}

.page-products .pp-benefit:hover {
  transform: translate(-2px, -2px);
}

.page-products .pp-benefit--gold:hover {
  border-color: var(--line-gold);
  box-shadow: 5px 5px 0 rgba(255, 180, 84, .22);
}

.page-products .pp-benefit--cyan:hover {
  border-color: var(--line-cyan);
  box-shadow: 5px 5px 0 rgba(0, 229, 255, .2);
}

.page-products .pp-benefit--violet:hover {
  border-color: var(--line-violet);
  box-shadow: 5px 5px 0 rgba(168, 85, 247, .22);
}

.page-products .pp-benefit__idx {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .16em;
  padding: 2px 9px;
  margin-bottom: 12px;
  border: 1px solid var(--line);
  color: var(--c-mist);
}

.page-products .pp-benefit--gold .pp-benefit__idx {
  color: var(--c-gold);
  border-color: var(--line-gold);
}

.page-products .pp-benefit--cyan .pp-benefit__idx {
  color: var(--c-cyan);
  border-color: var(--line-cyan);
}

.page-products .pp-benefit--violet .pp-benefit__idx {
  color: var(--c-violet);
  border-color: var(--line-violet);
}

.page-products .pp-benefit__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.28;
  margin: 0 0 10px;
  color: var(--c-paper);
}

.page-products .pp-benefit__body {
  margin: 0;
  font-size: 13.8px;
  line-height: 1.8;
  color: #aab7ca;
}

@media (min-width: 700px) {
  .page-products .pp-benefits {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .pp-benefits {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 分类体系 ---------- */
.page-products .pp-catalog {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-catalog__col {
  background: rgba(30, 41, 59, .62);
  padding: 22px 20px 24px;
  transition: background .18s var(--ease);
}

.page-products .pp-catalog__col:hover {
  background: rgba(0, 229, 255, .07);
}

.page-products .pp-catalog__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  margin: 0 0 10px;
  color: var(--c-cyan);
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 10px;
}

.page-products .pp-catalog__desc {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: #a9b6c9;
}

.page-products .pp-catalog__meta {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-gold);
}

@media (min-width: 700px) {
  .page-products .pp-catalog {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1060px) {
  .page-products .pp-catalog {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 设备切换 ---------- */
.page-products .pp-switch {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 48px);
  align-items: start;
}

.page-products .pp-switch__media {
  margin: 0;
}

.page-products .pp-switch__media .media__frame {
  border: 1px solid var(--line-violet);
  box-shadow: 8px 8px 0 rgba(168, 85, 247, .16);
}

.page-products .pp-switch__text .pp-sec__no {
  margin-bottom: 14px;
}

.page-products .pp-switch__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-switch__list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.75;
  color: #b4c1d3;
}

.page-products .pp-switch__dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  background: var(--c-violet);
  box-shadow: 0 0 0 3px rgba(168, 85, 247, .22);
}

.page-products .pp-switch__linkline {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-mist);
}

@media (min-width: 940px) {
  .page-products .pp-switch {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

/* ---------- 内联链接与注释 ---------- */
.page-products .pp-inline-link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-products .pp-inline-link:hover,
.page-products .pp-inline-link:focus-visible {
  color: var(--c-gold);
  border-bottom-color: var(--line-gold);
  outline: none;
}

.page-products .pp-note {
  margin: 22px 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-mist);
  padding-left: 14px;
  border-left: 2px solid var(--line-cyan);
}

/* ---------- 底部行动带 ---------- */
.page-products .pp-cta {
  padding: clamp(40px, 6vw, 72px) 0;
  background:
    linear-gradient(120deg, rgba(0, 229, 255, .12), transparent 45%),
    linear-gradient(300deg, rgba(255, 180, 84, .14), transparent 50%),
    var(--c-ink);
  border-top: 1px solid var(--line);
}

.page-products .pp-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: center;
}

.page-products .pp-cta__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.22;
  margin: 0 0 10px;
  color: var(--c-paper);
}

.page-products .pp-cta__lead {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #aebbcb;
  max-width: 56ch;
}

.page-products .pp-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 880px) {
  .page-products .pp-cta__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
  }

  .page-products .pp-cta__actions {
    justify-content: flex-end;
  }
}