.page-products {
  --pd-gap: clamp(20px, 3.4vw, 48px);
  --pd-sticky-bg: #0E1F2C;
  --pd-card: rgba(18, 42, 58, .78);
  --pd-card-soft: rgba(26, 11, 46, .55);
}

/* ---------- 面包屑 ---------- */
.page-products .pd-crumb {
  padding-top: clamp(16px, 2.6vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  overflow: hidden;
  padding-bottom: clamp(34px, 5vw, 76px);
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  top: -26%;
  right: -12%;
  width: min(820px, 78vw);
  height: 132%;
  background:
    linear-gradient(135deg, rgba(0, 229, 255, .17), rgba(124, 77, 255, .10) 46%, rgba(255, 107, 53, .06) 70%, transparent 88%);
  clip-path: polygon(32% 0, 100% 0, 100% 100%, 0 84%);
  pointer-events: none;
  z-index: 0;
}

.page-products .pd-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--pd-gap);
  align-items: center;
  padding-top: clamp(22px, 4vw, 56px);
}

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

.page-products .pd-hero h1 {
  margin: .32em 0 .5em;
  font-family: var(--narrow);
  font-size: clamp(2rem, 6.4vw, 4rem);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -.015em;
  color: var(--ink);
}

.page-products .pd-hero h1 em {
  font-style: normal;
  color: var(--cyan);
  text-shadow: 0 0 28px rgba(0, 229, 255, .42);
}

.page-products .pd-hero .lede {
  max-width: 46ch;
}

.page-products .pd-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .pd-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--deep);
  overflow: hidden;
}

.page-products .pd-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(158deg, rgba(0, 229, 255, .20), transparent 44%, rgba(255, 107, 53, .16));
  pointer-events: none;
}

.page-products .pd-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 10;
  object-fit: cover;
}

/* 首屏数据条 */
.page-products .pd-hero__stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(24px, 3.6vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-products .pd-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(14px, 2.2vw, 24px);
  background: var(--night);
}

.page-products .pd-hero__num {
  font-size: clamp(1.05rem, 2.4vw, 1.5rem);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: .01em;
  line-height: 1.15;
}

.page-products .pd-hero__lbl {
  font-size: .82rem;
  color: var(--muted);
  letter-spacing: .04em;
}

/* ---------- 通用区段头 ---------- */
.page-products .pd-head {
  max-width: 940px;
  margin-bottom: clamp(24px, 3.8vw, 46px);
}

.page-products .pd-head h2 {
  margin: .34em 0 .5em;
  font-family: var(--narrow);
  font-size: clamp(1.5rem, 3.8vw, 2.6rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--ink);
}

/* ---------- 三类对照视图 ---------- */
.page-products .pd-views__list {
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}

.page-products .pd-view {
  position: relative;
  display: grid;
  gap: 14px;
  padding: clamp(20px, 3vw, 36px) clamp(18px, 2.6vw, 38px);
  background: linear-gradient(96deg, var(--pd-card), var(--pd-card-soft) 78%, transparent);
  border-left: 4px solid var(--line);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-products .pd-view:hover,
.page-products .pd-view:focus-within {
  border-left-color: var(--cyan);
  transform: translateX(4px);
}

.page-products .pd-view--post:hover,
.page-products .pd-view--post:focus-within {
  border-left-color: var(--orange);
}

.page-products .pd-view--cross:hover,
.page-products .pd-view--cross:focus-within {
  border-left-color: var(--violet);
}

.page-products .pd-view__idx {
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px var(--line);
  line-height: 1;
}

.page-products .pd-view h3 {
  margin: 0 0 .55em;
  font-size: clamp(1.08rem, 2.2vw, 1.36rem);
  font-weight: 700;
  color: var(--ink);
}

.page-products .pd-view p {
  margin: 0;
  color: var(--muted);
  line-height: 1.78;
}

.page-products .pd-view__side {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-products .pd-view__side li {
  position: relative;
  padding-left: 18px;
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.6;
}

.page-products .pd-view__side li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
}

/* ---------- 指标构成 ---------- */
.page-products .pd-metrics__intro {
  display: grid;
  gap: var(--pd-gap);
  margin-bottom: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-products .pd-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--deep);
  overflow: hidden;
}

.page-products .pd-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-products .pd-figure--wide img {
  aspect-ratio: 2 / 1;
}

.page-products .pd-figure--who img {
  aspect-ratio: 4 / 3;
}

.page-products .pd-figure .note {
  display: block;
  padding: 12px 16px 14px;
  border-top: 1px solid var(--line);
  background: var(--night);
  font-size: .84rem;
  line-height: 1.7;
}

.page-products .pd-metrics__key {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-products .pd-metrics__key li {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 2px 10px;
  padding: 14px 18px;
  background: var(--night);
  align-items: center;
}

.page-products .pd-metrics__key .mono {
  grid-row: span 2;
  font-size: 1.32rem;
  font-weight: 700;
  color: var(--cyan);
}

.page-products .pd-metrics__key b {
  font-size: .96rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .02em;
}

.page-products .pd-metrics__key small {
  font-size: .8rem;
  color: var(--muted);
}

/* 指标分组面板 */
.page-products .pd-groups {
  display: grid;
  gap: clamp(18px, 2.4vw, 28px);
}

.page-products .pd-group {
  padding: clamp(16px, 2.4vw, 28px);
  background: linear-gradient(180deg, var(--pd-card), rgba(11, 5, 24, .72));
  border: 1px solid var(--line);
  border-left-width: 4px;
  border-radius: var(--r-md);
}

.page-products .pd-group--tempo { border-left-color: var(--cyan); }
.page-products .pd-group--res { border-left-color: var(--violet); }
.page-products .pd-group--fight { border-left-color: var(--orange); }
.page-products .pd-group--bp { border-left-color: var(--green); }

.page-products .pd-group__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 14px;
  margin-bottom: 14px;
}

.page-products .pd-group__head h3 {
  margin: 0;
  font-size: clamp(1.06rem, 2.2vw, 1.32rem);
  font-weight: 700;
  color: var(--ink);
}

.page-products .pd-group__count {
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--muted);
  align-self: center;
  padding: 3px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.page-products .pd-group__head p {
  grid-column: 1 / -1;
  margin: 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pd-scroll {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  border-top: 1px solid var(--line);
  padding-top: 4px;
}

.page-products .pd-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: .88rem;
}

.page-products .pd-table__cap {
  caption-side: top;
  padding: 6px 0 10px;
  text-align: left;
  font-family: var(--mono);
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-products .pd-table th,
.page-products .pd-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .pd-table th {
  font-family: var(--sans);
  font-weight: 600;
  text-align: right;
  color: var(--muted);
}

.page-products .pd-table td {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--ink);
}

.page-products .pd-table thead th {
  position: sticky;
  top: 0;
  z-index: 3;
  background: var(--pd-sticky-bg);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: .76rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--line);
}

.page-products .pd-table th:first-child,
.page-products .pd-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  text-align: left;
  background: var(--pd-sticky-bg);
  padding-left: 2px;
}

.page-products .pd-table thead th:first-child {
  z-index: 4;
}

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

.page-products .pd-table tbody th {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- 宽幅面板 ---------- */
.page-products .pd-desktop .pd-figure--wide {
  margin-bottom: clamp(24px, 3.4vw, 42px);
}

.page-products .pd-steps {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-products .pd-steps__item {
  padding: clamp(16px, 2.4vw, 26px);
  background: var(--night);
}

.page-products .pd-steps__n {
  display: block;
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--orange);
  margin-bottom: 8px;
}

.page-products .pd-steps__item h3 {
  margin: 0 0 .5em;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--ink);
}

.page-products .pd-steps__item p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 球队维度 ---------- */
.page-products .pd-team__grid {
  display: grid;
  gap: var(--pd-gap);
  align-items: start;
  margin-bottom: clamp(26px, 3.6vw, 46px);
}

.page-products .pd-team__copy h3 {
  margin: 0 0 .7em;
  font-size: clamp(1.06rem, 2.2vw, 1.3rem);
  font-weight: 700;
  color: var(--ink);
}

.page-products .pd-team__copy p {
  margin: 0 0 18px;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-products .pd-team__list li {
  position: relative;
  padding-left: 20px;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pd-team__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(0, 229, 255, .7);
}

.page-products .pd-chart-wrap {
  padding: clamp(16px, 2.4vw, 28px);
  background: linear-gradient(180deg, var(--pd-card), rgba(11, 5, 24, .7));
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

.page-products .pd-chart-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin-bottom: 10px;
}

.page-products .pd-chart-head h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
}

.page-products .pd-chart-sub {
  margin: 0;
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-products .pd-chart {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.page-products .pd-chart__grid line {
  stroke: var(--line);
  stroke-width: 1;
  stroke-dasharray: 3 6;
}

.page-products .pd-chart__axis text {
  fill: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
}

.page-products .pd-line {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: stroke;
  transition: stroke-width .22s var(--ease), opacity .22s var(--ease);
}

.page-products .pd-line--a { stroke: var(--cyan); }
.page-products .pd-line--b { stroke: var(--orange); }
.page-products .pd-line--c { stroke: var(--green); }

.page-products .pd-chart:hover .pd-line {
  opacity: .28;
}

.page-products .pd-chart .pd-line:hover {
  opacity: 1;
  stroke-width: 6;
}

.page-products .pd-dot--a { fill: var(--cyan); }
.page-products .pd-dot--b { fill: var(--orange); }
.page-products .pd-dot--c { fill: var(--green); }

.page-products .pd-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-legend__item {
  position: relative;
  padding-left: 20px;
  font-size: .84rem;
  color: var(--muted);
}

.page-products .pd-legend__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 12px;
  height: 3px;
  transform: translateY(-50%);
}

.page-products .pd-legend__item--a::before { background: var(--cyan); }
.page-products .pd-legend__item--b::before { background: var(--orange); }
.page-products .pd-legend__item--c::before { background: var(--green); }

/* ---------- 更新节奏 ---------- */
.page-products .pd-seq {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-products .pd-seq__item {
  position: relative;
  padding: clamp(18px, 2.6vw, 30px);
  background: var(--night);
  border-left: 3px solid var(--line);
}

.page-products .pd-seq__item--key {
  border-left-color: var(--orange);
  background: linear-gradient(96deg, rgba(255, 107, 53, .1), var(--night) 62%);
}

.page-products .pd-seq__t {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 10px;
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--cyan);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.page-products .pd-seq__item--key .pd-seq__t {
  color: var(--orange);
  border-color: rgba(255, 107, 53, .45);
}

.page-products .pd-seq__item h3 {
  margin: 0 0 .5em;
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--ink);
}

.page-products .pd-seq__item p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .pd-timing__note {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .pd-timing__note a {
  color: var(--cyan);
}

/* ---------- 使用场景 ---------- */
.page-products .pd-who__grid {
  display: grid;
  gap: var(--pd-gap);
  align-items: start;
}

.page-products .pd-who__col {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  min-width: 0;
}

.page-products .pd-who__card {
  padding: clamp(18px, 2.6vw, 30px);
  background: linear-gradient(180deg, var(--pd-card), rgba(11, 5, 24, .7));
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  border-radius: var(--r-sm) var(--r-sm) var(--r-md) var(--r-md);
}

.page-products .pd-who__card--alt {
  border-top-color: var(--violet);
}

.page-products .pd-who__card--wide {
  border-top-color: var(--green);
}

.page-products .pd-who__card h3 {
  margin: 0 0 .6em;
  font-size: clamp(1.04rem, 2.2vw, 1.26rem);
  font-weight: 700;
  color: var(--ink);
}

.page-products .pd-who__card p {
  margin: 0 0 14px;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .pd-who__card ul {
  margin: 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
}

.page-products .pd-who__card li {
  position: relative;
  padding-left: 18px;
  font-size: .86rem;
  line-height: 1.65;
  color: var(--muted);
}

.page-products .pd-who__card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
}

.page-products .pd-who__card--alt li::before { background: var(--violet); }
.page-products .pd-who__card--wide li::before { background: var(--green); }

.page-products .pd-who__col--wide .pd-figure {
  border-radius: var(--r-md);
}

/* ---------- 收束 CTA ---------- */
.page-products .pd-start {
  position: relative;
}

.page-products .pd-start::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 42%, var(--orange));
  opacity: .8;
}

.page-products .pd-start__inner {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  align-items: center;
  padding-top: clamp(24px, 3.6vw, 46px);
}

.page-products .pd-start__copy h2 {
  margin: .3em 0 .6em;
  font-family: var(--narrow);
  font-size: clamp(1.35rem, 3.2vw, 2.2rem);
  font-weight: 800;
  line-height: 1.16;
  color: var(--ink);
}

.page-products .pd-start__copy p {
  margin: 0;
  max-width: 62ch;
  line-height: 1.82;
  color: var(--muted);
}

.page-products .pd-start__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pd-start__foot {
  margin: clamp(26px, 3.6vw, 44px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pd-metrics__key {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pd-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pd-seq {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  }

  .page-products .pd-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pd-view {
    grid-template-columns: 88px minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pd-metrics__intro {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }

  .page-products .pd-team__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  }

  .page-products .pd-who__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }

  .page-products .pd-start__inner {
    grid-template-columns: minmax(0, 1.5fr) auto;
  }
}

@media (min-width: 1180px) {
  .page-products .pd-metrics__key {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .pd-views__list {
    gap: 22px;
  }

  .page-products .pd-view:nth-child(2) {
    margin-left: clamp(0px, 3vw, 46px);
  }

  .page-products .pd-view:nth-child(3) {
    margin-left: clamp(0px, 6vw, 92px);
  }
}