.page-products {
  --pp-line: rgba(44, 74, 114, .42);
  --pp-line-strong: rgba(44, 74, 114, .8);
  --pp-aside: 190px;
  background: var(--night-900);
  color: var(--mist-200);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 44px) 0 60px;
  background:
    radial-gradient(760px 380px at 88% -6%, rgba(184, 255, 61, .12), transparent 64%),
    radial-gradient(680px 360px at 0% 12%, rgba(44, 74, 114, .38), transparent 72%),
    var(--night-900);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--pp-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--pp-line) 1px, transparent 1px);
  background-size: 128px 128px;
  opacity: .5;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .85), transparent 76%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .85), transparent 76%);
}

.page-products .prod-hero > .container {
  position: relative;
  z-index: 1;
}

.page-products .prod-hero .crumbs {
  margin-bottom: 24px;
}

.page-products .prod-hero h1 {
  margin: 18px 0 0;
  max-width: 20ch;
  font-family: var(--font-sans);
  font-size: clamp(34px, 6.1vw, 78px);
  font-weight: 250;
  line-height: 1.04;
  letter-spacing: -.022em;
  color: var(--paper-050);
}

.page-products .prod-lede {
  margin: 26px 0 0;
  max-width: 660px;
  font-size: clamp(15.5px, 1.4vw, 18px);
  line-height: 1.85;
  color: var(--mist-200);
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-products .prod-kpis {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 46px 0 0;
  padding: 0;
  list-style: none;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
}

.page-products .prod-kpis > li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px 22px;
  background: var(--night-900);
}

.page-products .prod-kpi-num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--lime-400);
  font-variant-numeric: tabular-nums;
}

.page-products .prod-kpi-lab {
  font-size: 13px;
  line-height: 1.6;
  color: var(--steel-400);
}

/* ---------- 通用章节 ---------- */
.page-products .section {
  position: relative;
  padding: 72px 0;
}

.page-products .section-head {
  margin-bottom: 36px;
}

.page-products .section-title {
  margin: 12px 0 0;
  font-size: clamp(26px, 3.4vw, 44px);
  font-weight: 260;
  line-height: 1.12;
  letter-spacing: -.015em;
  color: var(--paper-050);
}

.page-products .section-note {
  margin: 14px 0 0;
  max-width: 620px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel-400);
}

/* ---------- 分段控制台 ---------- */
.page-products .prod-console {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-products .prod-console > .tablist {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding: 0 0 2px;
  border-bottom: 1px solid var(--pp-line);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-products .prod-console > .tablist::-webkit-scrollbar {
  display: none;
}

.page-products .prod-console .tab {
  flex: 0 0 auto;
  appearance: none;
  margin: 0;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .01em;
  white-space: nowrap;
  color: var(--steel-400);
  cursor: pointer;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-products .prod-console .tab:hover {
  color: var(--mist-200);
}

.page-products .prod-console .tab[aria-selected="true"] {
  color: var(--lime-400);
  border-bottom-color: var(--lime-400);
}

.page-products .prod-console .tab:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: 2px;
}

.page-products .tabpanels {
  min-width: 0;
}

.page-products .prod-console .tabpanel {
  min-width: 0;
  padding-bottom: 8px;
}

.page-products .prod-console .tabpanel:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: 6px;
}

.page-products .tabpanel h3 {
  margin: 0 0 16px;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 300;
  line-height: 1.24;
  letter-spacing: -.012em;
  color: var(--paper-050);
}

.page-products .tabpanel h3 + p {
  margin-top: 0;
}

.page-products .tabpanel > p {
  margin: 0 0 16px;
  max-width: var(--measure);
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist-200);
}

.page-products .tabpanel h4 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper-050);
}

.page-products .tabpanel figure + h3,
.page-products .tabpanel div + h3,
.page-products .tabpanel ol + h3,
.page-products .tabpanel ul + h3 {
  margin-top: 44px;
}

/* ---------- 订阅窗口 ---------- */
.page-products .prod-windows {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 30px 0 0;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
}

.page-products .prod-window {
  padding: 26px 22px 30px;
  background: var(--navy-800);
}

.page-products .prod-window-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--steel-400);
}

.page-products .prod-window-value {
  margin: 12px 0 16px;
  max-width: none;
  font-family: var(--font-mono);
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--lime-400);
  font-variant-numeric: tabular-nums;
}

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

.page-products .prod-list > li {
  position: relative;
  padding: 9px 0 9px 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist-200);
  border-top: 1px solid var(--pp-line);
}

.page-products .prod-list > li:first-child {
  border-top: 0;
}

.page-products .prod-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 8px;
  height: 1px;
  background: var(--lime-400);
}

.page-products .prod-who {
  margin-top: 34px;
  padding: 26px 22px 28px;
  border-left: 2px solid var(--lime-400);
  background: linear-gradient(90deg, rgba(184, 255, 61, .07), transparent 72%);
}

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

.page-products .prod-who-list > li {
  max-width: 640px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-200);
}

.page-products .prod-who-list strong {
  display: block;
  margin-bottom: 2px;
  font-weight: 600;
  color: var(--paper-050);
}

/* ---------- 图片 ---------- */
.page-products .prod-shot {
  margin: 30px 0 0;
}

.page-products .prod-shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--pp-line);
  background: linear-gradient(150deg, var(--navy-700), var(--night-900));
}

.page-products .prod-shot figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel-400);
}

/* ---------- 三栏示意 ---------- */
.page-products .prod-cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 32px 0 0;
  background: var(--pp-line);
  border-top: 1px solid var(--pp-line);
  border-bottom: 1px solid var(--pp-line);
}

.page-products .prod-col {
  position: relative;
  padding: 26px 20px 30px;
  background: var(--night-900);
}

.page-products .prod-col-idx {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 40px;
  line-height: 1;
  letter-spacing: -.03em;
  color: rgba(184, 255, 61, .22);
}

.page-products .prod-col p {
  margin: 0;
  max-width: none;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--steel-400);
}

.page-products .prod-device {
  margin-top: 34px;
  padding: 24px 22px 26px;
  border: 1px solid var(--pp-line);
  background: var(--navy-800);
}

.page-products .prod-device p {
  margin: 0;
  max-width: 660px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist-200);
}

/* ---------- 射门指标 ---------- */
.page-products .prod-metrics {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 30px 0 0;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
}

.page-products .prod-metric {
  padding: 24px 20px 26px;
  background: var(--navy-800);
}

.page-products .prod-metric-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.page-products .prod-metric-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--lime-400);
}

.page-products .prod-metric h4 {
  margin: 0;
  font-size: 19px;
}

.page-products .prod-metric p {
  margin: 0;
  max-width: none;
  font-size: 14.8px;
  line-height: 1.8;
  color: var(--mist-200);
}

.page-products .prod-goalrow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
  margin: 34px 0 0;
}

.page-products .prod-goal-svg {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--pp-line);
  background: var(--navy-800);
}

.page-products .prod-goal-cap {
  margin: 12px 0 0;
  max-width: 520px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--steel-400);
}

.page-products .prod-goal-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--pp-line);
  background: linear-gradient(150deg, var(--navy-700), var(--night-900));
}

.page-products .prod-legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 22px 0 0;
}

.page-products .prod-legend-txt {
  font-size: 13px;
  color: var(--steel-400);
}

/* ---------- 企业服务 ---------- */
.page-products .prod-export {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 30px 0 0;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
}

.page-products .prod-export-item {
  padding: 24px 22px 28px;
  background: var(--night-900);
}

.page-products .prod-export-code {
  display: inline-block;
  margin: 0 0 14px;
  padding: 4px 12px 5px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--night-900);
  background: var(--lime-400);
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}

.page-products .prod-export-item p {
  margin: 0;
  max-width: none;
  font-size: 14.8px;
  line-height: 1.8;
  color: var(--mist-200);
}

.page-products .prod-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  background: var(--pp-line);
  border-top: 1px solid var(--pp-line);
  border-bottom: 1px solid var(--pp-line);
}

.page-products .prod-steps > li {
  position: relative;
  padding: 28px 20px 30px;
  background: var(--navy-800);
}

.page-products .prod-steps > li::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 3px;
  background: linear-gradient(90deg, var(--lime-400), var(--lime-600));
}

.page-products .prod-step-num {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--steel-400);
}

.page-products .prod-steps h4 {
  margin: 0 0 10px;
  font-size: 17px;
}

.page-products .prod-steps p {
  margin: 0;
  max-width: none;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-200);
}

.page-products .prod-steps a {
  color: var(--lime-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(184, 255, 61, .42);
}

.page-products .prod-steps a:hover {
  color: var(--paper-050);
}

/* ---------- 版本演进 ---------- */
.page-products .prod-versions {
  background: var(--navy-800);
}

.page-products .prod-timeline {
  display: flex;
  gap: 1px;
  margin: 0;
  padding: 0 0 4px;
  overflow-x: auto;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .prod-timeline .tl-item {
  flex: 0 0 78%;
  scroll-snap-align: start;
  padding: 28px 22px 32px;
  background: var(--navy-800);
}

.page-products .prod-timeline .tl-time {
  display: inline-block;
  margin: 0 0 16px;
  padding: 5px 15px 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--night-900);
  background: var(--lime-400);
  font-variant-numeric: tabular-nums;
  clip-path: polygon(0 0, 100% 0, calc(100% - 11px) 100%, 0 100%);
}

.page-products .prod-timeline .tl-item--now .tl-time {
  background: var(--steel-400);
}

.page-products .prod-timeline .tl-body h4 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper-050);
}

.page-products .prod-timeline .tl-body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--steel-400);
}

/* ---------- 收束 ---------- */
.page-products .prod-next {
  padding: 0 0 88px;
}

.page-products .prod-next-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 38px 24px 42px;
  border: 1px solid var(--pp-line);
  background:
    linear-gradient(120deg, rgba(184, 255, 61, .09), transparent 58%),
    var(--navy-800);
}

.page-products .prod-next h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 280;
  line-height: 1.18;
  letter-spacing: -.015em;
  color: var(--paper-050);
}

.page-products .prod-next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .prod-next-links {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  padding-top: 22px;
  border-top: 1px solid var(--pp-line);
  font-size: 14px;
}

.page-products .prod-next-links a {
  color: var(--mist-200);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(184, 255, 61, .42);
}

.page-products .prod-next-links a:hover {
  color: var(--lime-400);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-products .prod-metrics,
  .page-products .prod-export,
  .page-products .prod-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .prod-windows {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 820px) {
  .page-products .prod-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .prod-goalrow {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-products .prod-timeline .tl-item {
    flex: 0 0 300px;
  }
}

@media (min-width: 900px) {
  .page-products .section {
    padding: 88px 0;
  }

  .page-products .prod-console {
    grid-template-columns: var(--pp-aside) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-products .prod-console > .tablist {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
    border-bottom: 0;
    border-left: 1px solid var(--pp-line);
  }

  .page-products .prod-console .tab {
    text-align: left;
    white-space: normal;
    line-height: 1.5;
    padding: 14px 18px;
    border-bottom: 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
  }

  .page-products .prod-console .tab[aria-selected="true"] {
    border-left-color: var(--lime-400);
    border-bottom-color: transparent;
    background: linear-gradient(90deg, rgba(184, 255, 61, .1), transparent 84%);
  }

  .page-products .prod-next-inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: center;
    padding: 48px 44px 52px;
  }
}

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

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-console .tab {
    transition: none;
  }
}
</main>