.page-products {
  --p-edge: rgba(20, 64, 107, .85);
  --p-card: #0E2A45;
  --p-card-deep: #0A1E33;
  --p-gap: clamp(28px, 5vw, 52px);
  --p-block-gap: clamp(46px, 7vw, 88px);
  padding-bottom: clamp(52px, 8vw, 96px);
  background:
    radial-gradient(110% 55% at 92% -4%, rgba(182, 255, 59, .07), transparent 62%),
    radial-gradient(80% 45% at 4% 12%, rgba(79, 216, 224, .05), transparent 60%),
    var(--ink);
  color: var(--text);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-products .breadcrumb {
  margin-top: clamp(14px, 3vw, 26px);
}

.page-products .breadcrumb__item {
  display: inline;
}

.page-products .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin: 0 8px;
  color: var(--muted);
  font-family: var(--font-mono);
}

/* ---------- 首屏 ---------- */
.page-products .v4-hero {
  display: grid;
  gap: var(--p-gap);
  padding-top: clamp(20px, 4vw, 42px);
}

.page-products .v4-hero__intro h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 6.4vw, 52px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-products .v4-hero__intro .lede {
  margin-top: 18px;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
}

.page-products .v4-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .v4-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin: 32px 0 0;
  padding: 0;
}

.page-products .v4-stat {
  border-left: 2px solid var(--track);
  padding-left: 12px;
}

.page-products .v4-stat__k {
  margin: 0;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-products .v4-stat__v {
  margin: 5px 0 0;
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
}

.page-products .v4-hero__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.page-products .phone-frame {
  position: relative;
  width: min(268px, 74vw);
  padding: 13px 11px 20px;
  border-radius: 32px;
  background: linear-gradient(160deg, var(--panel) 0%, var(--panel-deep) 100%);
  box-shadow:
    inset 0 0 0 1px var(--track),
    0 28px 64px rgba(0, 0, 0, .55);
}

.page-products .phone-frame::before {
  content: "";
  position: absolute;
  top: 15%;
  right: -2px;
  width: 2px;
  height: 46px;
  border-radius: 2px;
  background: var(--track);
}

.page-products .phone-frame::after {
  content: "";
  position: absolute;
  inset: 13px 11px 20px;
  border-radius: 22px;
  background-image: radial-gradient(rgba(232, 238, 245, .16) 1px, transparent 1px);
  background-size: 4px 4px;
  opacity: .5;
  pointer-events: none;
}

.page-products .phone-frame__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 22px;
  object-fit: cover;
  background: var(--panel-deep);
}

.page-products .v4-hero__caption {
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 功能索引 ---------- */
.page-products .zone-index {
  margin-top: clamp(34px, 6vw, 64px);
  border-top: 1px solid var(--track);
  border-bottom: 1px solid var(--track);
  padding: 14px 0 16px;
  background: linear-gradient(180deg, rgba(14, 42, 69, .55), rgba(6, 21, 39, .2));
}

.page-products .zone-index__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-products .zone-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .zone-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 4px 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color var(--ease), border-color var(--ease);
}

.page-products .zone-index__link .mono {
  font-size: 11px;
  color: var(--muted);
}

.page-products .zone-index__link:hover,
.page-products .zone-index__link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 通用区块 ---------- */
.page-products .v4-block {
  padding-top: var(--p-block-gap);
  scroll-margin-top: calc(var(--header-top-h) + var(--header-nav-h) + 24px);
}

.page-products .v4-block__head {
  max-width: 62ch;
  position: relative;
}

.page-products .v4-block__head::before {
  content: "";
  display: block;
  width: 76px;
  height: 7px;
  margin-bottom: 18px;
  background: var(--lime);
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}

.page-products .v4-block__head .eyebrow {
  font-family: var(--font-mono);
  letter-spacing: .14em;
  color: var(--muted);
}

.page-products .v4-block__head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 4vw, 34px);
  line-height: 1.24;
  color: var(--text);
}

.page-products .v4-block__lede {
  margin: 16px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text);
}

.page-products .v4-figure {
  margin: var(--p-gap) 0 0;
}

/* ---------- 卡片 ---------- */
.page-products .card-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin: var(--p-gap) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .v4-card {
  position: relative;
  padding: 24px 20px 22px;
  background: var(--p-card);
  clip-path: var(--cut-sm);
  box-shadow: inset 0 0 0 1px var(--p-edge);
  transition: background var(--ease), box-shadow var(--ease);
}

.page-products .v4-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--track);
  transition: background var(--ease);
}

.page-products .v4-card:hover {
  background: var(--p-card-deep);
  box-shadow: inset 0 0 0 1px var(--lime);
}

.page-products .v4-card:hover::before {
  background: var(--lime);
}

.page-products .v4-card__no {
  display: block;
  font-size: 24px;
  font-weight: 700;
  color: var(--track);
  line-height: 1;
  transition: color var(--ease);
}

.page-products .v4-card:hover .v4-card__no {
  color: var(--lime);
}

.page-products .v4-card__title {
  margin: 14px 0 0;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--text);
}

.page-products .v4-card__text {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .v4-card__meta {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--track);
  font-size: 12px;
  color: var(--muted);
}

.page-products .v4-card--tier .v4-card__no {
  color: var(--amber);
}

.page-products .v4-card--tier:hover .v4-card__no {
  color: var(--amber);
}

/* ---------- 对照双栏 ---------- */
.page-products .v4-split {
  display: grid;
  gap: 24px;
  margin-top: var(--p-gap);
}

.page-products .v4-split__col {
  padding: 22px 20px;
  border-left: 3px solid var(--track);
  background: linear-gradient(90deg, rgba(20, 64, 107, .35), rgba(6, 21, 39, 0) 78%);
}

.page-products .v4-split__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-products .v4-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .v4-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .v4-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

/* ---------- 收藏赛事 ---------- */
.page-products .fav-layout {
  display: grid;
  gap: 24px;
  margin-top: var(--p-gap);
}

.page-products .step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.page-products .step-list__item {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 18px;
  background: var(--p-card-deep);
  clip-path: var(--cut-sm);
  box-shadow: inset 0 0 0 1px var(--p-edge);
}

.page-products .step-list__no {
  font-size: 20px;
  font-weight: 700;
  color: var(--lime);
  line-height: 1.2;
}

.page-products .step-list__title {
  margin: 0;
  font-size: 16.5px;
  font-weight: 800;
  color: var(--text);
}

.page-products .step-list__body p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .v4-panel {
  padding: 22px 20px;
  background: var(--panel);
  clip-path: var(--cut);
  box-shadow: inset 0 0 0 1px var(--p-edge);
}

.page-products .v4-panel__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .v4-panel__rows {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .v4-panel__rows li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--track);
  font-size: 14.5px;
  color: var(--text);
}

.page-products .v4-panel__rows li:last-child {
  border-bottom: none;
}

.page-products .v4-panel__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 设备对照 ---------- */
.page-products .device-layout {
  display: grid;
  gap: 24px;
  margin-top: var(--p-gap);
}

.page-products .device-layout__panel {
  padding: 20px 16px 18px;
  background: var(--p-card);
  clip-path: var(--cut);
  box-shadow: inset 0 0 0 1px var(--p-edge);
}

.page-products .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .tabs__tab {
  padding: 9px 18px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 800;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--track);
  cursor: pointer;
  clip-path: var(--cut-sm);
  transition: color var(--ease), background var(--ease), border-color var(--ease);
}

.page-products .tabs__tab:hover {
  color: var(--lime);
  border-color: var(--lime);
}

.page-products .tabs__tab[aria-selected="true"] {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
}

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

.page-products .tabs__panel:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-products .spec-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .spec-table {
  width: 100%;
  min-width: 400px;
  border-collapse: collapse;
  font-size: 13px;
}

.page-products .spec-table__caption {
  text-align: left;
  padding-bottom: 12px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-products .spec-table th,
.page-products .spec-table td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--track);
  text-align: right;
  color: var(--text);
  font-family: var(--font-mono);
  letter-spacing: .02em;
  white-space: nowrap;
}

.page-products .spec-table th:first-child,
.page-products .spec-table td:first-child {
  text-align: left;
  font-family: var(--font-sans);
  color: var(--muted);
}

.page-products .spec-table thead th {
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--muted);
  background: rgba(20, 64, 107, .45);
  border-bottom-color: var(--track);
}

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

.page-products .spec-table tbody tr:hover {
  background: rgba(182, 255, 59, .07);
}

.page-products .spec-table tbody tr:hover td:first-child {
  color: var(--lime);
}

.page-products .spec-table__hint {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .device-layout__preview {
  padding: 22px 20px;
  background: var(--panel-deep);
  clip-path: var(--cut-sm);
  box-shadow: inset 0 0 0 1px var(--p-edge);
}

.page-products .tv-frame {
  width: 100%;
  max-width: 240px;
  margin: 0 auto 18px;
}

.page-products .tv-frame__screen {
  height: 104px;
  background:
    repeating-linear-gradient(135deg, rgba(79, 216, 224, .22) 0 6px, transparent 6px 14px),
    linear-gradient(150deg, var(--track), var(--panel-deep));
  box-shadow: inset 0 0 0 1px var(--track);
  clip-path: var(--cut-sm);
}

.page-products .tv-frame__stand {
  width: 42%;
  height: 8px;
  margin: 6px auto 0;
  background: var(--track);
  clip-path: polygon(12% 0, 88% 0, 100% 100%, 0 100%);
}

.page-products .device-preview__title {
  margin: 0;
  font-size: 15px;
  font-weight: 800;
  color: var(--text);
}

.page-products .device-preview__facts {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .device-preview__facts li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  font-size: 13.5px;
  color: var(--muted);
  border-bottom: 1px dashed var(--track);
}

.page-products .device-preview__facts li:last-child {
  border-bottom: none;
}

.page-products .device-preview__facts .mono {
  color: var(--text);
  font-size: 13px;
}

.page-products .device-preview__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 记录看板 ---------- */
.page-products .records-layout {
  display: grid;
  gap: 24px;
  margin-top: var(--p-gap);
}

.page-products .records-layout__figure {
  margin: 0;
}

.page-products .records-layout__cards .card-grid {
  margin-top: 0;
}

.page-products .records-layout__note {
  margin: 20px 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--lime);
  background: rgba(182, 255, 59, .06);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

.page-products .records-layout__note .mono {
  color: var(--lime);
  font-weight: 700;
}

/* ---------- 安装与系统 ---------- */
.page-products .spec-list {
  margin: var(--p-gap) 0 0;
  padding: 0;
  border-top: 1px solid var(--track);
}

.page-products .spec-list__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--track);
  transition: background var(--ease);
}

.page-products .spec-list__row:hover {
  background: rgba(20, 64, 107, .3);
}

.page-products .spec-list__k {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-products .spec-list__v {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

/* ---------- 尾部导航 ---------- */
.page-products .v4-next {
  margin-top: var(--p-block-gap);
  padding: 28px 22px 30px;
  background: linear-gradient(118deg, var(--panel-deep) 0%, var(--panel) 62%, rgba(20, 64, 107, .6) 100%);
  clip-path: var(--cut);
  box-shadow: inset 0 0 0 1px var(--p-edge);
}

.page-products .v4-next__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.4vw, 26px);
  font-weight: 700;
  color: var(--text);
}

.page-products .v4-next__list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .v4-next__link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(6, 21, 39, .5);
  border-left: 3px solid var(--track);
  text-decoration: none;
  transition: border-color var(--ease), background var(--ease);
}

.page-products .v4-next__link:hover,
.page-products .v4-next__link:focus-visible {
  border-left-color: var(--lime);
  background: rgba(182, 255, 59, .08);
}

.page-products .v4-next__name {
  font-size: 15.5px;
  font-weight: 800;
  color: var(--text);
}

.page-products .v4-next__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-products .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .v4-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .spec-list__row {
    grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }
  .page-products .v4-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .v4-hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }
  .page-products .v4-hero__visual {
    padding-top: 12px;
  }
  .page-products .v4-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .fav-layout {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-products .records-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-products .records-layout__cards .card-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-products .zone-index {
    position: sticky;
    top: calc(var(--header-top-h) + var(--header-nav-h));
    z-index: 6;
    backdrop-filter: blur(6px);
  }
  .page-products .device-layout {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
  }
  .page-products .device-layout__preview {
    position: sticky;
    top: calc(var(--header-top-h) + var(--header-nav-h) + 88px);
  }
}

@media (min-width: 1120px) {
  .page-products .card-grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .card-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .v4-next__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: .01ms !important;
  }
}