.page-products {
  --pp-gap: clamp(16px, 2.4vw, 26px);
  --pp-pad: clamp(18px, 3vw, 30px);
  background: var(--ink-900);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-products .section {
  padding-top: clamp(56px, 8vw, 104px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-products .section-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 42px);
  line-height: 1.18;
  letter-spacing: .01em;
  color: var(--white);
}

.page-products .pp-head {
  max-width: 820px;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-products .pp-head__lede {
  margin: 14px 0 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: clamp(15px, 1.5vw, 16px);
  line-height: 1.85;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(104px, 15vw, 170px) 0 clamp(54px, 7vw, 92px);
  background:
    radial-gradient(115% 88% at 88% 0%, rgba(53, 242, 224, .10), transparent 62%),
    var(--ink-900);
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 88px 88px;
  opacity: .42;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 86%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 86%);
  pointer-events: none;
}

.page-products .pp-hero__wedge {
  position: absolute;
  top: 0;
  right: -6%;
  width: min(560px, 62vw);
  height: min(360px, 42vw);
  z-index: -1;
  background: linear-gradient(140deg, rgba(53, 242, 224, .22), rgba(53, 242, 224, 0) 72%);
  clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 68%);
  pointer-events: none;
}

.page-products .pp-hero__bar {
  position: absolute;
  top: clamp(96px, 13vw, 150px);
  right: 0;
  width: clamp(80px, 16vw, 220px);
  height: 6px;
  z-index: -1;
  background: linear-gradient(90deg, transparent, var(--amber));
  pointer-events: none;
}

.page-products .breadcrumb {
  margin: 0 0 clamp(18px, 2.6vw, 28px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-products .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .breadcrumb a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-products .breadcrumb span {
  margin: 0 .6em;
  color: var(--line);
}

.page-products .pp-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}

.page-products .pp-hero__title {
  margin: 12px 0 clamp(16px, 2.4vw, 24px);
  font-family: var(--font-display);
  font-size: clamp(34px, 6.4vw, 82px);
  line-height: 1.06;
  letter-spacing: .01em;
  color: var(--white);
}

.page-products .pp-hero__title strong {
  color: var(--cyan);
  font-weight: 700;
}

.page-products .pp-hero__lede {
  max-width: 46ch;
  margin: 0;
  color: var(--mist);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-products .pp-index {
  padding: var(--pp-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(14, 19, 26, .97), rgba(7, 9, 13, .95));
  box-shadow: inset 0 1px 0 rgba(53, 242, 224, .14);
}

.page-products .pp-index__label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

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

.page-products .pp-index__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-index__list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .pp-index__n {
  min-width: 2ch;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--amber-soft);
}

.page-products .pp-index__t {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
}

.page-products .pp-index__c {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
}

.page-products .pp-index__ver {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
}

.page-products .pp-index__ver-label {
  font-size: 13px;
  color: var(--mist);
}

.page-products .pp-index__ver .num {
  font-size: 22px;
  color: var(--cyan);
}

/* ---------- 01 模块总览 ---------- */
.page-products .pp-modules__fig {
  margin: 0 0 clamp(28px, 4vw, 44px);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pp-filters {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .pp-filters__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-products .tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .tag {
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.4;
}

.page-products .pp-groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.page-products .pp-group {
  position: relative;
  padding: var(--pp-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pp-group:hover {
  border-color: rgba(53, 242, 224, .5);
  transform: translateY(-4px);
  box-shadow: 0 0 0 1px rgba(53, 242, 224, .16), 0 22px 46px -30px rgba(53, 242, 224, .75);
}

.page-products .pp-group__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-products .pp-group__tag-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  background: rgba(255, 179, 60, .16);
  color: var(--amber);
  font-size: 11px;
  letter-spacing: 0;
}

.page-products .pp-group__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.25;
  color: var(--white);
}

.page-products .pp-group__desc {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .pp-group__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pp-mod {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--line);
  background: rgba(7, 9, 13, .72);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .pp-mod:hover {
  border-left-color: var(--cyan);
  background: rgba(14, 19, 26, .96);
}

.page-products .pp-mod__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
}

.page-products .pp-mod__note {
  font-size: 13px;
  line-height: 1.68;
  color: var(--mist);
}

/* ---------- 02 焕新版入口 ---------- */
.page-products .pp-entry {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(14, 19, 26, .55), transparent 42%);
}

.page-products .pp-entry__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4.5vw, 56px);
  align-items: center;
}

.page-products .pp-entry__lead {
  margin: 16px 0 0;
  font-size: clamp(15px, 1.5vw, 16px);
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pp-version {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 10px 20px;
  border: 1px solid rgba(255, 179, 60, .45);
  border-radius: 999px;
  background: rgba(255, 179, 60, .08);
  box-shadow: inset 0 0 0 1px rgba(53, 242, 224, .16);
}

.page-products .pp-version__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber-soft);
}

.page-products .pp-version__num {
  font-size: 20px;
  color: var(--white);
}

.page-products .pp-checklist {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pp-checklist li {
  position: relative;
  padding-left: 28px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .pp-checklist li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: .64em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(53, 242, 224, .75);
}

.page-products .pp-copy {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin-top: clamp(20px, 3vw, 28px);
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(14, 19, 26, .8);
}

.page-products .pp-copy__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-products .pp-copy__value {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--cyan);
  word-break: break-all;
}

.page-products .pp-entry__fig {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-800);
}

.page-products .pp-entry__fig img,
.page-products .pp-devices__fig img,
.page-products .pp-modules__fig img,
.page-products .pp-timeline__fig img,
.page-products .pp-selector__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pp-entry__fig figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  background: var(--ink-800);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--mist);
}

/* ---------- 03 设备适配 ---------- */
.page-products .pp-devices__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-products .pp-devices__fig {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pp-devices__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-device {
  position: relative;
  padding: clamp(18px, 2.4vw, 24px) clamp(18px, 2.4vw, 24px) clamp(18px, 2.4vw, 24px) clamp(22px, 2.8vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(14, 19, 26, .97), rgba(7, 9, 13, .9));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pp-device::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--cyan), var(--cyan-deep));
}

.page-products .pp-device:hover {
  border-color: rgba(53, 242, 224, .45);
  transform: translateY(-3px);
}

.page-products .pp-device__os {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--white);
}

.page-products .pp-device__req {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-products .pp-device__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 04 使用场景 ---------- */
.page-products .pp-scenes {
  border-top: 1px solid var(--line);
}

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

.page-products .pp-scene {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-top: 1px solid var(--line);
}

.page-products .pp-scene:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .pp-scene__num {
  font-size: clamp(26px, 3.4vw, 44px);
  line-height: 1;
  color: var(--amber);
}

.page-products .pp-scene__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(16px, 1.9vw, 19px);
  line-height: 1.4;
  color: var(--white);
}

.page-products .pp-scene__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--mist);
}

/* ---------- 05 版本时间线 ---------- */
.page-products .pp-timeline {
  background: linear-gradient(180deg, rgba(14, 19, 26, .6), transparent 46%);
}

.page-products .pp-timeline__fig {
  margin: 0 0 clamp(30px, 4.4vw, 48px);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pp-rail {
  list-style: none;
  margin: 0;
  padding: 0 0 0 28px;
  position: relative;
}

.page-products .pp-rail::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), rgba(255, 179, 60, .28));
}

.page-products .pp-rail__item {
  position: relative;
  padding-bottom: clamp(24px, 3.6vw, 38px);
}

.page-products .pp-rail__item:last-child {
  padding-bottom: 0;
}

.page-products .pp-rail__item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: .42em;
  width: 11px;
  height: 11px;
  border: 2px solid var(--amber);
  border-radius: 2px;
  background: var(--ink-900);
  transform: rotate(45deg);
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pp-rail__item:hover::before {
  background: var(--amber);
  box-shadow: 0 0 14px rgba(255, 179, 60, .8);
}

.page-products .pp-rail__year {
  display: inline-block;
  margin-bottom: 6px;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1;
  color: var(--amber);
}

.page-products .pp-rail__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.45;
  color: var(--white);
}

.page-products .pp-rail__item p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--mist);
}

.page-products .pp-timeline__more {
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding-top: clamp(20px, 2.6vw, 28px);
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pp-timeline__more a,
.page-products .pp-selector__more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 224, .38);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .pp-timeline__more a:hover,
.page-products .pp-selector__more a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 06 入口选择 ---------- */
.page-products .pp-selector {
  border-top: 1px solid var(--line);
}

.page-products .pp-selector__fig {
  margin: 0 0 clamp(24px, 3.6vw, 40px);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pp-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  -webkit-overflow-scrolling: touch;
}

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

.page-products .pp-table__caption {
  caption-side: top;
  text-align: left;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 15px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-table thead th {
  background: rgba(7, 9, 13, .9);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .16em;
  white-space: nowrap;
  color: var(--amber);
}

.page-products .pp-table tbody tr:nth-child(odd) {
  background: rgba(7, 9, 13, .5);
}

.page-products .pp-table tbody tr:hover {
  background: rgba(53, 242, 224, .07);
}

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

.page-products .pp-table tbody th {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--ink-800);
  color: var(--white);
  font-weight: 600;
  white-space: nowrap;
}

.page-products .pp-table tbody td:nth-child(3) {
  color: var(--cyan);
  font-weight: 600;
}

.page-products .pp-selector__more {
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pp-rail {
    padding-left: 34px;
  }

  .page-products .pp-rail__item::before {
    left: -34px;
  }

  .page-products .pp-rail__item {
    display: grid;
    grid-template-columns: minmax(80px, 128px) minmax(0, 1fr);
    gap: 0 clamp(18px, 2.6vw, 36px);
    align-items: start;
  }

  .page-products .pp-rail__year {
    grid-row: 1 / span 2;
    margin-bottom: 0;
  }

  .page-products .pp-rail__title {
    margin-top: 0;
  }
}

@media (min-width: 820px) {
  .page-products .pp-scene {
    grid-template-columns: 72px minmax(0, 300px) minmax(0, 1fr);
    gap: 0 clamp(18px, 2.6vw, 36px);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .pp-devices__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

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

  .page-products .pp-group:nth-child(1) {
    grid-column: span 7;
  }

  .page-products .pp-group:nth-child(2) {
    grid-column: span 5;
  }

  .page-products .pp-group:nth-child(3) {
    grid-column: span 5;
  }

  .page-products .pp-group:nth-child(4) {
    grid-column: span 7;
  }
}

@media (min-width: 960px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .pp-entry__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (max-width: 480px) {
  .page-products .pp-copy {
    align-items: flex-start;
    flex-direction: column;
  }

  .page-products .pp-hero__actions .btn {
    width: 100%;
    text-align: center;
  }
}