.page-products {
  --pp-rule: 2px solid var(--ph-ink);
  padding-bottom: 72px;
}

.page-products .pp-hero__anno {
  margin: 12px 0 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ph-gold);
}

/* ---------- 面包屑 ---------- */
.page-products .ph-crumb {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 26px 0 0;
  font-size: 13px;
  color: var(--ph-rock);
}

.page-products .ph-crumb__sep {
  color: var(--ph-gold);
}

.page-products .ph-crumb__now {
  color: var(--ph-ink);
  font-weight: 700;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding: 26px 0 46px;
}

.page-products .pp-hero__main {
  position: relative;
  padding-left: 18px;
  min-width: 0;
}

.page-products .pp-hero__main::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 6px;
  background: linear-gradient(180deg, var(--ph-flame), var(--ph-gold));
}

.page-products .pp-hero__title {
  margin: 0 0 16px;
  font-family: var(--ph-font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.6vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ph-ink);
}

.page-products .pp-hero__lead {
  margin: 0;
  max-width: 40em;
  font-size: 17px;
  line-height: 1.8;
  color: var(--ph-ink);
}

.page-products .pp-hero__facts {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  margin: 0;
  padding: 0;
  background: var(--ph-ink);
  border: var(--pp-rule);
  box-shadow: var(--ph-hard);
}

.page-products .pp-fact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 16px;
  background: var(--ph-cream);
  min-width: 0;
}

.page-products .pp-fact__num {
  font-family: var(--ph-font-mono);
  font-size: clamp(26px, 6vw, 40px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ph-flame);
}

.page-products .pp-fact:nth-child(2) .pp-fact__num,
.page-products .pp-fact:nth-child(4) .pp-fact__num {
  color: var(--ph-ice);
}

.page-products .pp-fact__cap {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ph-rock);
}

/* ---------- 分屏主体 ---------- */
.page-products .pp-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding-top: 8px;
}

.page-products .pp-rail {
  display: grid;
  gap: 18px;
  align-content: start;
  min-width: 0;
}

.page-products .pp-rail__card {
  border: var(--pp-rule);
  background: var(--ph-cream-2);
  box-shadow: var(--ph-hard-sm);
  padding: 18px 16px;
}

.page-products .pp-rail__card--dark {
  background: var(--ph-night);
  color: var(--ph-cream);
  border-color: var(--ph-ink);
}

.page-products .pp-rail__title {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--ph-ink);
}

.page-products .pp-rail__card--dark .pp-rail__title {
  color: var(--ph-gold);
}

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

.page-products .pp-plan {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border: 2px solid var(--ph-ink);
  border-left: 6px solid var(--ph-rock);
  background: var(--ph-cream);
}

.page-products .pp-plan--hot {
  border-left-color: var(--ph-flame);
}

.page-products .pp-plan__name {
  font-family: var(--ph-font-mono);
  font-size: 18px;
  font-weight: 800;
  color: var(--ph-ink);
}

.page-products .pp-plan__note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ph-rock);
}

.page-products .pp-zones {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pp-zone {
  display: grid;
  gap: 3px;
  padding-left: 12px;
  border-left: 3px solid var(--ph-gold);
}

.page-products .pp-zone__name {
  font-size: 15px;
  font-weight: 800;
  color: var(--ph-cream);
}

.page-products .pp-zone__desc {
  font-size: 13px;
  line-height: 1.55;
  color: rgba(244, 240, 232, .72);
}

.page-products .pp-rail__cta {
  font-size: 14px;
}

.page-products .pp-rail__keys {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pp-rail__keys li {
  font-family: var(--ph-font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  padding: 6px 12px;
  border: 2px solid var(--ph-ink);
  border-radius: var(--ph-pill);
  background: var(--ph-cream);
  color: var(--ph-ink);
}

/* ---------- 右侧功能说明 ---------- */
.page-products .pp-main {
  display: grid;
  gap: 44px;
  min-width: 0;
}

.page-products .pp-slab {
  display: grid;
  gap: 20px;
  min-width: 0;
}

.page-products .pp-slab__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  padding-top: 16px;
  border-top: 3px solid var(--ph-ink);
}

.page-products .pp-slab__num {
  font-family: var(--ph-font-mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--ph-gold);
  border: 2px solid var(--ph-gold);
  padding: 2px 8px;
}

.page-products .pp-slab__title {
  margin: 0;
  font-family: var(--ph-font-display);
  font-size: clamp(22px, 3.6vw, 32px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--ph-ink);
}

.page-products .pp-slab--dark {
  background: var(--ph-night);
  color: var(--ph-cream);
  border: var(--pp-rule);
  box-shadow: var(--ph-hard);
  padding: 24px 20px 28px;
}

.page-products .pp-slab--dark .pp-slab__head {
  border-top-color: var(--ph-gold);
}

.page-products .pp-slab--dark .pp-slab__title {
  color: var(--ph-cream);
}

.page-products .pp-slab--dark .ph-prose p {
  color: rgba(244, 240, 232, .88);
}

.page-products .ph-prose p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ph-ink);
}

.page-products .ph-prose p:last-child {
  margin-bottom: 0;
}

.page-products .pp-subtitle {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--ph-ink);
}

.page-products .pp-tagrow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* ---------- 媒体 ---------- */
.page-products .ph-media {
  margin: 0;
  overflow: hidden;
}

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

.page-products .ph-media__cap {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ph-rock);
}

.page-products .pp-slab--dark .ph-media__cap {
  color: rgba(244, 240, 232, .66);
}

.page-products .pp-slab--dark .ph-media {
  border: 2px solid var(--ph-gold);
}

/* ---------- 移动端板块 ---------- */
.page-products .pp-mobile {
  display: grid;
  gap: 24px;
  min-width: 0;
}

.page-products .pp-phone {
  margin: 0 auto;
  width: 100%;
  max-width: 200px;
  border: 3px solid var(--ph-ink);
  border-radius: 26px;
  padding: 9px;
  background: linear-gradient(160deg, var(--ph-night), #0b1420);
  box-shadow: var(--ph-hard);
}

.page-products .pp-phone img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 17px;
}

.page-products .pp-mobile__fields {
  display: grid;
  gap: 16px;
  min-width: 0;
}

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

.page-products .pp-field {
  display: grid;
  gap: 5px;
  padding: 13px 15px;
  border: 2px solid var(--ph-ink);
  border-top: 5px solid var(--ph-gold);
  background: var(--ph-cream-2);
}

.page-products .pp-field strong {
  font-size: 15px;
  font-weight: 800;
  color: var(--ph-ink);
}

.page-products .pp-field span {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ph-rock);
}

.page-products .pp-mobile__note {
  margin: 0;
  padding: 14px 16px;
  border-left: 6px solid var(--ph-flame);
  background: rgba(232, 68, 43, .08);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ph-ink);
}

/* ---------- 对照版面 ---------- */
.page-products .pp-compare {
  display: grid;
  gap: 14px;
}

.page-products .pp-compare__col {
  border: 2px solid var(--ph-ink);
  box-shadow: var(--ph-hard-sm);
  padding: 16px;
  min-width: 0;
}

.page-products .pp-compare__col--flame {
  border-top: 8px solid var(--ph-flame);
  background: rgba(232, 68, 43, .07);
}

.page-products .pp-compare__col--ice {
  border-top: 8px solid var(--ph-ice);
  background: rgba(79, 168, 216, .12);
}

.page-products .pp-compare__title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--ph-ink);
}

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

.page-products .pp-compare__list li {
  display: grid;
  gap: 3px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--ph-rock);
}

.page-products .pp-compare__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .pp-compare__k {
  font-family: var(--ph-font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--ph-ink);
}

.page-products .pp-compare__v {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ph-rock);
}

/* ---------- 刷新节奏 ---------- */
.page-products .pp-rhythm {
  display: grid;
  gap: 12px;
  padding: 16px 18px;
  border: 2px solid var(--ph-gold);
}

.page-products .pp-rhythm__cap {
  margin: 0;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--ph-cream);
}

.page-products .pp-pulse {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 44px;
}

.page-products .pp-pulse span {
  flex: 1 1 0;
  min-width: 0;
  border-radius: 2px 2px 0 0;
  background: linear-gradient(180deg, var(--ph-flame), var(--ph-flame-deep));
}

.page-products .pp-pulse span:nth-child(1) { height: 34%; }
.page-products .pp-pulse span:nth-child(2) { height: 58%; }
.page-products .pp-pulse span:nth-child(3) { height: 92%; background: linear-gradient(180deg, var(--ph-gold), var(--ph-clay)); }
.page-products .pp-pulse span:nth-child(4) { height: 46%; }
.page-products .pp-pulse span:nth-child(5) { height: 74%; }
.page-products .pp-pulse span:nth-child(6) { height: 100%; background: linear-gradient(180deg, var(--ph-ice), #2b6f96); }

/* ---------- 使用流程 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: none;
}

.page-products .pp-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px;
  border: 2px solid var(--ph-ink);
  background: var(--ph-cream-2);
  box-shadow: var(--ph-hard-sm);
}

.page-products .pp-step__no {
  font-family: var(--ph-font-mono);
  font-size: 22px;
  font-weight: 800;
  line-height: 1;
  color: var(--ph-flame);
}

.page-products .pp-step__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 800;
  color: var(--ph-ink);
}

.page-products .pp-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ph-rock);
}

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

.page-products .pp-scene {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-left: 6px solid var(--ph-moss);
  background: var(--ph-cream-2);
  border-top: var(--pp-rule);
  border-right: var(--pp-rule);
  border-bottom: var(--pp-rule);
}

.page-products .pp-scene__tag {
  font-family: var(--ph-font-mono);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--ph-ink);
}

.page-products .pp-scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ph-rock);
}

/* ---------- 收尾 ---------- */
.page-products .pp-next {
  display: grid;
  gap: 18px;
  padding: 20px;
  border: var(--pp-rule);
  background: var(--ph-cream-2);
  box-shadow: var(--ph-hard);
  justify-items: start;
}

.page-products .pp-next p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ph-ink);
}

.page-products .pp-inline-link {
  color: var(--ph-flame-deep);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-inline-link:hover {
  color: var(--ph-ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-products .pp-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-products .pp-mobile {
    grid-template-columns: minmax(0, 190px) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pp-phone {
    max-width: 190px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero {
    grid-template-columns: 170px minmax(0, 1fr);
    column-gap: 34px;
    align-items: start;
  }

  .page-products .pp-hero__aside {
    padding-top: 6px;
  }

  .page-products .pp-hero__anno {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: .3em;
    margin-top: 20px;
    max-height: 200px;
  }

  .page-products .pp-hero__facts {
    grid-column: 1 / -1;
  }

  .page-products .pp-hero__main {
    padding-left: 22px;
  }
}

@media (min-width: 980px) {
  .page-products .pp-body {
    grid-template-columns: minmax(0, 42fr) minmax(0, 58fr);
    column-gap: 48px;
    padding-top: 12px;
  }

  .page-products .pp-rail {
    position: sticky;
    top: 104px;
  }

  .page-products .pp-mobile {
    grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
    column-gap: 26px;
  }

  .page-products .pp-phone {
    max-width: 200px;
  }

  .page-products .pp-slab--dark {
    padding: 28px 26px 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-hero__main::before {
    background: var(--ph-flame);
  }
}