.page-products {
  background: var(--night);
  color: var(--paper);
  overflow-x: clip;
}

/* ---------- 封面层 ---------- */
.page-products .products-hero {
  position: relative;
  padding: clamp(30px, 6vw, 76px) 0 clamp(40px, 7vw, 92px);
  overflow: clip;
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -18%;
  width: min(74vw, 900px);
  aspect-ratio: 1;
  background: radial-gradient(circle at 55% 45%, rgba(242, 169, 59, 0.20), transparent 64%);
  pointer-events: none;
  z-index: 0;
}

.page-products .products-hero::after {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -14%;
  width: min(52vw, 620px);
  aspect-ratio: 1;
  background: radial-gradient(circle at 50% 50%, rgba(56, 225, 208, 0.10), transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.page-products .products-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  grid-template-columns: minmax(0, 1fr);
  align-items: end;
}

.page-products .products-hero__title {
  margin: 0.22em 0 0.32em;
  letter-spacing: -0.03em;
}

.page-products .products-hero__hl {
  color: var(--gold);
  position: relative;
  display: inline-block;
}

.page-products .products-hero__hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.06em;
  height: 0.14em;
  background: linear-gradient(90deg, var(--gold), rgba(242, 169, 59, 0));
  border-radius: 999px;
}

.page-products .products-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 4vw, 42px);
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding-top: clamp(18px, 3vw, 28px);
  border-top: 1px solid var(--gold-line);
}

.page-products .products-hero__facts .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 108px;
}

.page-products .products-hero__facts .stat-value {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  line-height: 1;
}

.page-products .products-hero__facts .stat-label {
  font-size: var(--step-note);
  color: var(--silver);
  letter-spacing: 0.02em;
}

.page-products .products-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-products .products-hero__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 34px 80px -40px rgba(0, 0, 0, 0.9);
}

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

/* ---------- 通用小节头 ---------- */
.page-products .products-head {
  align-items: end;
}

.page-products .products-head__note {
  max-width: 46ch;
  margin: 0;
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.75;
}

/* ---------- 四层信息 ---------- */
.page-products .products-layers-block {
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}

.page-products .products-layers {
  list-style: none;
  margin: clamp(28px, 5vw, 52px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .products-layer {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px 20px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-top: 1px solid var(--hair);
  transition: background 240ms var(--ease);
}

.page-products .products-layer:last-child {
  border-bottom: 1px solid var(--hair);
}

.page-products .products-layer:hover {
  background: linear-gradient(90deg, var(--gold-soft), transparent 70%);
}

.page-products .products-layer__no {
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  color: var(--gold-deep);
  line-height: 1;
}

.page-products .products-layer__body h3 {
  margin: 0 0 8px;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 700;
  color: var(--paper);
}

.page-products .products-layer__body p {
  margin: 0;
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.75;
  max-width: 62ch;
}

.page-products .products-layer__meta {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: var(--step-note);
  letter-spacing: 0.08em;
  color: var(--gold-deep);
  text-transform: uppercase;
}

/* ---------- 单场视图 ---------- */
.page-products .products-single {
  position: relative;
}

.page-products .products-single__grid {
  align-items: start;
  gap: clamp(28px, 4vw, 56px);
}

.page-products .products-single__lead h2 {
  margin: 0.16em 0 0.5em;
}

.page-products .products-single__lead p {
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.8;
  margin: 0 0 1.1em;
}

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

.page-products .products-stack__layer {
  position: relative;
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3vw, 32px);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, var(--char-2), var(--char));
  border: 1px solid var(--hair);
  overflow: hidden;
}

.page-products .products-stack__layer::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--gold), rgba(242, 169, 59, 0));
}

.page-products .products-stack__layer--mid {
  border-color: var(--gold-line);
  box-shadow: 0 22px 48px -34px rgba(242, 169, 59, 0.6);
}

.page-products .products-stack__layer--mid::before {
  background: linear-gradient(180deg, var(--cyan), var(--gold));
}

.page-products .products-stack__layer--bottom::before {
  background: linear-gradient(180deg, var(--violet), rgba(164, 107, 255, 0));
}

.page-products .products-stack__layer h3 {
  margin: 6px 0 10px;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 700;
}

.page-products .products-stack__layer p {
  margin: 0;
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.75;
}

/* ---------- 射门统计字段 ---------- */
.page-products .products-fields__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-products .products-fields__rail {
  display: grid;
  gap: 14px;
  align-content: start;
}

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

.page-products .products-fields__nav .index-step {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--hair);
  background: rgba(22, 28, 36, 0.6);
  color: var(--paper);
  font-size: 0.88rem;
  text-decoration: none;
  transition: border-color 220ms var(--ease), color 220ms var(--ease), background 220ms var(--ease);
}

.page-products .products-fields__nav .index-step .num {
  color: var(--gold-deep);
  font-size: 0.78rem;
}

.page-products .products-fields__nav .index-step:hover,
.page-products .products-fields__nav .index-step:focus-visible {
  border-color: var(--gold);
  color: var(--gold-lift);
  background: var(--gold-soft);
}

.page-products .products-fields__hint {
  margin: 0;
  font-size: var(--step-note);
  color: var(--silver);
  line-height: 1.6;
}

.page-products .products-fields__body {
  display: grid;
  gap: 14px;
}

.page-products .products-heatwar {
  position: relative;
  margin: 0 0 8px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--char);
}

.page-products .products-heatwar img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.72;
}

.page-products .products-heatwar__svg {
  position: absolute;
  inset: auto 4% 14% 4%;
  width: 52%;
  max-width: 320px;
  height: auto;
  filter: drop-shadow(0 12px 28px rgba(0, 0, 0, 0.6));
}

.page-products .products-heatwar__svg circle {
  transition: opacity 200ms var(--ease);
}

.page-products .products-heatwar__svg circle:hover {
  opacity: 0.92;
}

.page-products .products-heatwar .media-frame__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 14px 18px;
  background: linear-gradient(0deg, rgba(7, 9, 12, 0.92), rgba(7, 9, 12, 0));
  font-size: var(--step-note);
  color: var(--silver);
}

.page-products .products-field {
  padding: clamp(18px, 2.6vw, 26px) clamp(18px, 2.6vw, 28px);
  border-radius: var(--radius-md);
  background: rgba(22, 28, 36, 0.72);
  border: 1px solid var(--hair);
  border-left: 2px solid var(--gold-line);
  scroll-margin-top: calc(var(--header-h) + 24px);
  transition: border-color 240ms var(--ease), transform 240ms var(--ease);
}

.page-products .products-field:hover {
  border-left-color: var(--gold);
  transform: translateX(2px);
}

.page-products .products-field__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 10px;
}

.page-products .products-field__no {
  font-size: 1.1rem;
  color: var(--gold-deep);
}

.page-products .products-field h3 {
  margin: 0;
  font-size: clamp(1.05rem, 1.9vw, 1.3rem);
  font-weight: 700;
}

.page-products .products-field p {
  margin: 0;
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.8;
  max-width: 68ch;
}

.page-products .products-field p .num {
  color: var(--cyan);
}

/* ---------- 关注列表 ---------- */
.page-products .products-focus {
  border-top: 1px solid var(--hair);
}

.page-products .products-focus__grid {
  align-items: center;
  gap: clamp(26px, 4vw, 52px);
}

.page-products .products-focus__text h2 {
  margin: 0.16em 0 0.5em;
}

.page-products .products-focus__text > p {
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.8;
  margin: 0 0 1em;
}

.page-products .products-focus__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .products-focus__list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--step-body);
  color: var(--paper);
  line-height: 1.7;
}

.page-products .products-focus__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 10px;
  height: 2px;
  background: var(--gold);
}

.page-products .products-focus__list li .num {
  color: var(--cyan);
  font-size: 1.05em;
}

.page-products .products-focus__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gold-line);
}

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

/* ---------- iOS ---------- */
.page-products .products-ios {
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}

.page-products .products-ios__grid {
  align-items: center;
  gap: clamp(26px, 4vw, 50px);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-products .products-ios__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 70px -42px rgba(56, 225, 208, 0.55);
}

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

.page-products .products-specs {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-products .products-spec {
  padding: 18px 0;
  border-top: 1px solid var(--hair);
}

.page-products .products-spec:last-child {
  border-bottom: 1px solid var(--hair);
}

.page-products .products-spec dt {
  font-family: var(--font-mono);
  font-size: var(--step-note);
  letter-spacing: 0.1em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.page-products .products-spec dd {
  margin: 0;
  font-size: var(--step-body);
  color: var(--silver);
  line-height: 1.75;
}

.page-products .products-spec dd .num {
  color: var(--cyan);
  font-size: 1.05em;
}

/* ---------- 数据接口 ---------- */
.page-products .products-api {
  position: relative;
  padding-top: clamp(52px, 8vw, 108px);
  padding-bottom: clamp(52px, 8vw, 108px);
  overflow: clip;
}

.page-products .products-api__bg {
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: 0;
  pointer-events: none;
}

.page-products .products-api__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-products .products-api__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--night) 0%, rgba(7, 9, 12, 0.55) 45%, var(--night) 100%);
}

.page-products .products-api__inner {
  position: relative;
  z-index: 1;
}

.page-products .products-api__inner h2 {
  margin: 0.16em 0 0.5em;
  max-width: 20ch;
}

.page-products .products-api__inner .lede {
  max-width: 62ch;
  color: var(--silver);
}

.page-products .products-api__cards {
  display: grid;
  gap: 16px;
  margin: clamp(30px, 5vw, 52px) 0 0;
}

.page-products .products-api__card {
  padding: clamp(20px, 3vw, 28px);
}

.page-products .products-api__card h3 {
  margin: 6px 0 10px;
  font-size: clamp(1.05rem, 1.9vw, 1.25rem);
  font-weight: 700;
}

.page-products .products-api__card p {
  margin: 0;
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.75;
}

.page-products .products-api__foot {
  margin: clamp(28px, 4vw, 44px) 0 0;
  max-width: 68ch;
  font-size: var(--step-body);
  line-height: 1.8;
  color: var(--silver);
}

.page-products .products-api__foot a {
  color: var(--gold-lift);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-line);
  transition: border-color 200ms var(--ease);
}

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

/* ---------- 版本节奏 ---------- */
.page-products .products-cadence {
  border-top: 1px solid var(--hair);
}

.page-products .products-cadence__grid {
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .products-cadence__lead h2 {
  margin: 0.16em 0 0.5em;
}

.page-products .products-cadence__lead p {
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.8;
  margin: 0 0 1em;
}

.page-products .products-cadence__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-products .products-track {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-products .products-track__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 18px;
  align-items: baseline;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-bottom: 1px solid var(--hair);
}

.page-products .products-track__label {
  font-family: var(--font-mono);
  font-size: var(--step-note);
  letter-spacing: 0.1em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-products .products-track__value {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  color: var(--gold-lift);
  line-height: 1;
}

.page-products .products-track__row p {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.7;
}

.page-products .products-track__row--state {
  grid-template-columns: minmax(0, 1fr);
}

.page-products .products-track__row--state .state-tag {
  justify-self: start;
}

/* ---------- 合作流程 ---------- */
.page-products .products-coop__steps {
  list-style: none;
  margin: clamp(28px, 5vw, 48px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
  counter-reset: none;
}

.page-products .products-step {
  position: relative;
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--radius-md);
  background: rgba(22, 28, 36, 0.7);
  border: 1px solid var(--hair);
  border-top: 2px solid var(--gold-line);
  transition: border-top-color 240ms var(--ease), background 240ms var(--ease);
}

.page-products .products-step:hover {
  border-top-color: var(--gold);
  background: rgba(22, 28, 36, 0.95);
}

.page-products .products-step__no {
  display: block;
  font-size: 1.05rem;
  color: var(--gold-deep);
  margin-bottom: 8px;
}

.page-products .products-step h3 {
  margin: 0 0 8px;
  font-size: clamp(1.05rem, 1.9vw, 1.25rem);
  font-weight: 700;
}

.page-products .products-step p {
  margin: 0;
  color: var(--silver);
  font-size: var(--step-body);
  line-height: 1.75;
}

.page-products .products-coop__cta {
  margin-top: clamp(30px, 5vw, 52px);
  padding: clamp(24px, 4vw, 38px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gold-line);
  background: linear-gradient(135deg, rgba(242, 169, 59, 0.1), rgba(56, 225, 208, 0.05) 70%, transparent);
  display: grid;
  gap: 20px;
}

.page-products .products-coop__cta p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--step-body);
  line-height: 1.8;
  color: var(--paper);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .products-fields__nav {
    flex-direction: column;
    align-items: stretch;
  }

  .page-products .products-fields__nav .index-step {
    border-radius: var(--radius-sm);
    justify-content: flex-start;
  }

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

  .page-products .products-coop__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .products-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: center;
  }

  .page-products .products-layer {
    grid-template-columns: 68px minmax(0, 1fr) 190px;
    align-items: baseline;
  }

  .page-products .products-layer__meta {
    grid-column: 3;
    text-align: right;
  }

  .page-products .products-fields__layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: clamp(28px, 3.4vw, 48px);
  }

  .page-products .products-fields__rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

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

  .page-products .products-heatwar__svg {
    inset: auto 6% 18% auto;
    width: 40%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .products-field,
  .page-products .products-step,
  .page-products .products-fields__nav .index-step {
    transition: none;
  }

  .page-products .products-field:hover {
    transform: none;
  }
}