.page-products {
  --ps-panel: #12141d;
  --ps-panel-2: #0b0c12;
  --ps-line: rgba(212, 164, 76, .22);
  --ps-shadow: 0 24px 60px rgba(0, 0, 0, .55);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products .ps-link {
  color: var(--gold-hi);
  text-decoration: underline;
  text-decoration-color: rgba(212, 164, 76, .5);
  text-underline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-products .ps-hero {
  position: relative;
  padding: calc(var(--frame-top) + 44px) 0 56px;
}

.page-products .ps-hero::before {
  content: "";
  position: absolute;
  top: -160px;
  left: -18%;
  width: 76%;
  height: 640px;
  background: radial-gradient(closest-side, rgba(90, 63, 176, .40), transparent 72%);
  pointer-events: none;
}

.page-products .ps-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -120px;
  width: 62%;
  height: 520px;
  background: radial-gradient(closest-side, rgba(59, 75, 216, .30), transparent 72%);
  pointer-events: none;
}

.page-products .ps-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
}

.page-products .ps-hero__kicker {
  margin: 22px 0 14px;
  color: var(--gold);
}

.page-products .ps-hero__title {
  margin: 0 0 22px;
  font-size: clamp(2.4rem, 8vw, 5.2rem);
}

.page-products .ps-hero__lede {
  max-width: 62ch;
  color: var(--paper);
  opacity: .9;
}

.page-products .ps-hero__jump {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border-top: 1px solid var(--ps-line);
}

.page-products .ps-jump {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 4px;
  border-bottom: 1px solid var(--ps-line);
  color: var(--paper);
  text-decoration: none;
  transition: color .24s var(--ease), padding-left .24s var(--ease);
}

.page-products .ps-jump:hover,
.page-products .ps-jump:focus-visible {
  color: var(--gold-hi);
  padding-left: 10px;
}

.page-products .ps-jump__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-products .ps-jump__tx {
  font-size: 14px;
}

.page-products .ps-hero__media {
  margin: 0;
  position: relative;
}

.page-products .ps-hero__media img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--ps-line);
  box-shadow: var(--ps-shadow);
}

.page-products .ps-hero__cap {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--mist);
}

/* ---------- 通用章节头 ---------- */
.page-products .ps-head {
  max-width: 760px;
  margin-bottom: 40px;
}

.page-products .ps-head__title {
  margin: 14px 0 18px;
}

.page-products .ps-head__lead {
  color: var(--mist);
  max-width: 64ch;
}

/* ---------- 四象限总览 ---------- */
.page-products .ps-board {
  position: relative;
}

.page-products .ps-quad {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ps-line);
  border: 1px solid var(--ps-line);
}

.page-products .ps-quad__cell {
  position: relative;
  padding: 34px 24px 32px;
  background: linear-gradient(158deg, #141622 0%, var(--ps-panel-2) 100%);
  transition: transform .26s var(--ease), background .26s var(--ease);
}

.page-products .ps-quad__cell:hover {
  background: linear-gradient(158deg, #1a1d2c 0%, #101119 100%);
  transform: translateY(-4px);
}

.page-products .ps-quad__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gold);
  display: block;
  margin-bottom: 16px;
}

.page-products .ps-quad__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  margin: 0 0 12px;
  color: var(--paper);
}

.page-products .ps-quad__desc {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .ps-quad__fit {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--ps-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gold-hi);
}

.page-products .ps-board__foot {
  margin-top: 30px;
  max-width: 74ch;
  color: var(--mist);
}

/* ---------- 方案章节 ---------- */
.page-products .ps-scheme__grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-products .ps-scheme__media {
  margin: 0;
  position: relative;
}

.page-products .ps-scheme__media::after {
  content: "";
  position: absolute;
  inset: 14px -14px -14px 14px;
  border: 1px solid var(--ps-line);
  z-index: -1;
}

.page-products .ps-scheme__media img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--ps-line);
}

.page-products .ps-scheme__title {
  margin: 14px 0 18px;
}

.page-products .ps-scheme__tail {
  color: var(--mist);
}

.page-products .ps-scheme--ios .ps-scheme__body::before {
  content: "";
  display: block;
  width: 54px;
  height: 2px;
  margin-bottom: 22px;
  background: linear-gradient(90deg, var(--gold), var(--gold-hi));
}

.page-products .ps-scheme--android .ps-scheme__body::before {
  content: "";
  display: block;
  width: 54px;
  height: 2px;
  margin-bottom: 22px;
  background: linear-gradient(90deg, var(--teal), var(--indigo));
}

.page-products .ps-notes,
.page-products .ps-checks {
  list-style: none;
  margin: 22px 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .ps-notes li,
.page-products .ps-checks li {
  display: flex;
  gap: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .ps-notes li strong,
.page-products .ps-checks li strong {
  color: var(--paper);
  font-weight: 600;
}

.page-products .sig-dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 10px;
  border-radius: 50%;
}

.page-products .sig-dot--ok {
  background: var(--teal);
  box-shadow: 0 0 10px rgba(38, 198, 166, .7);
}

.page-products .sig-dot--alert {
  background: var(--magenta);
  box-shadow: 0 0 10px rgba(224, 57, 143, .7);
}

.page-products .ps-steps {
  list-style: none;
  margin: 22px 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: none;
}

.page-products .ps-steps li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  background: var(--ps-panel);
  border: 1px solid var(--ps-line);
  border-left: 2px solid var(--gold);
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .ps-steps__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold-hi);
  padding-top: 4px;
}

/* ---------- 桌面与平板 ---------- */
.page-products .ps-wide__grid {
  display: grid;
  gap: 20px;
}

.page-products .ps-wide__card {
  padding: 30px 24px;
  background: var(--ps-panel);
  border: 1px solid var(--ps-line);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .ps-wide__title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gold);
  margin: 0;
  font-weight: 400;
}

.page-products .ps-wide__num {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  color: var(--paper);
  line-height: 1.1;
}

.page-products .ps-wide__num small {
  font-family: var(--font-body);
  font-size: .9rem;
  color: var(--mist);
  letter-spacing: .04em;
}

.page-products .ps-wide__card p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .ps-wide__foot {
  margin-top: 30px;
  padding-left: 18px;
  border-left: 1px solid var(--gold);
  color: var(--mist);
  max-width: 70ch;
}

/* ---------- 排查工作台 ---------- */
.page-products .ps-bench {
  position: relative;
  overflow: hidden;
}

.page-products .ps-bench__bg {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: .18;
  pointer-events: none;
}

.page-products .ps-bench__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.page-products .ps-bench__stack {
  display: grid;
  gap: 12px;
}

.page-products .ps-fold {
  background: rgba(18, 20, 29, .88);
  border: 1px solid var(--ps-line);
  border-left: 2px solid rgba(212, 164, 76, .5);
  transition: border-left-color .24s var(--ease), background .24s var(--ease);
}

.page-products .ps-fold[open] {
  border-left-color: var(--magenta);
  background: rgba(22, 24, 35, .94);
}

.page-products .ps-fold__sum {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}

.page-products .ps-fold__sum::-webkit-details-marker {
  display: none;
}

.page-products .ps-fold__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-products .ps-fold__label {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--paper);
}

.page-products .ps-fold__hint {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-products .ps-fold__body {
  padding: 4px 20px 22px;
}

.page-products .ps-bench__foot {
  margin-top: 30px;
  color: var(--mist);
  max-width: 72ch;
}

/* ---------- 订阅 ---------- */
.page-products .ps-sub__grid {
  display: grid;
  gap: 36px;
}

.page-products .ps-sub__title {
  margin: 14px 0 18px;
}

.page-products .ps-sub__body p {
  color: var(--mist);
  max-width: 60ch;
}

.page-products .ps-track {
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  border-left: 1px solid var(--ps-line);
  display: grid;
  gap: 22px;
}

.page-products .ps-track__item {
  position: relative;
}

.page-products .ps-track__item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px rgba(212, 164, 76, .8);
}

.page-products .ps-track__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gold-hi);
}

.page-products .ps-track__title {
  margin: 6px 0 4px;
  color: var(--paper);
  font-size: 16px;
}

.page-products .ps-track__meta {
  margin: 0;
  font-size: 13px;
  color: var(--mist);
}

/* ---------- 四步流程 ---------- */
.page-products .ps-flow {
  position: relative;
  overflow: hidden;
  padding-bottom: 90px;
}

.page-products .ps-flow__bg {
  position: absolute;
  inset: auto 0 0;
  margin: 0;
  opacity: .22;
  pointer-events: none;
}

.page-products .ps-flow__bg img {
  width: 100%;
  height: auto;
  display: block;
}

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

.page-products .ps-flow__rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--ps-line);
  border: 1px solid var(--ps-line);
}

.page-products .ps-flow__step {
  background: linear-gradient(170deg, #141622, var(--ps-panel-2));
}

.page-products .ps-flow__link {
  display: grid;
  gap: 8px;
  padding: 28px 22px 30px;
  color: inherit;
  text-decoration: none;
  transition: background .26s var(--ease), transform .26s var(--ease);
}

.page-products .ps-flow__link:hover,
.page-products .ps-flow__link:focus-visible {
  background: #1a1d2c;
  transform: translateY(-3px);
}

.page-products .ps-flow__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-products .ps-flow__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--indigo);
  box-shadow: 0 0 14px rgba(59, 75, 216, .9);
}

.page-products .ps-flow__name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--paper);
}

.page-products .ps-flow__desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .ps-flow__close {
  margin-top: 46px;
  display: grid;
  gap: 28px;
  padding: 34px 26px;
  background: rgba(18, 20, 29, .86);
  border: 1px solid var(--ps-line);
  box-shadow: var(--ps-shadow);
}

.page-products .ps-flow__close .quote {
  margin: 0;
  color: var(--paper);
}

.page-products .ps-flow__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .ps-wide__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .ps-flow__rail {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 860px) {
  .page-products .ps-hero {
    padding-top: calc(var(--frame-top) + 70px);
  }

  .page-products .ps-hero__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
  }

  .page-products .ps-quad {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .ps-scheme__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
  }

  .page-products .ps-scheme__grid--flip {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .ps-scheme__grid--flip .ps-scheme__media {
    order: 2;
  }

  .page-products .ps-sub__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 60px;
    align-items: start;
  }

  .page-products .ps-flow__rail {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .ps-flow__close {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    padding: 44px 40px;
  }

  .page-products .ps-flow__acts {
    justify-content: flex-end;
  }
}

@media (min-width: 1100px) {
  .page-products .ps-head {
    margin-left: 6%;
  }

  .page-products .ps-board__foot,
  .page-products .ps-wide__foot {
    margin-left: 6%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ps-jump,
  .page-products .ps-quad__cell,
  .page-products .ps-flow__link,
  .page-products .ps-fold {
    transition: none;
  }

  .page-products .ps-quad__cell:hover,
  .page-products .ps-flow__link:hover {
    transform: none;
  }
}