.page-products {
  --pp-gap: 20px;
  --pp-maxw: 1200px;
  --pp-edge: rgba(154, 166, 178, .28);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products .pp-shell {
  max-width: var(--pp-maxw);
  margin: 0 auto;
  padding: 0 var(--pp-gap);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .breadcrumbs__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-products .breadcrumbs__link:hover,
.page-products .breadcrumbs__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-products .breadcrumbs__sep {
  color: rgba(154, 166, 178, .5);
}

.page-products .breadcrumbs__item {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  padding: 26px 0 40px;
  border-bottom: 1px solid var(--pp-edge);
  overflow: hidden;
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  inset: -10% -20% -30% -20%;
  background:
    radial-gradient(560px 260px at 16% 10%, rgba(52, 225, 214, .13), transparent 70%),
    radial-gradient(440px 220px at 88% 82%, rgba(255, 111, 94, .11), transparent 72%);
  pointer-events: none;
}

.page-products .pp-hero > * {
  position: relative;
  z-index: 1;
}

.page-products .pp-hero__title {
  margin: 10px 0 16px;
  font-size: clamp(30px, 7.2vw, 56px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: .03em;
  color: #FFFFFF;
}

.page-products .pp-hero__lede {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(242, 239, 230, .82);
}

.page-products .pp-hero__wave {
  display: block;
  width: 100%;
  height: 48px;
  margin: 20px 0 4px;
}

.page-products .pp-hero__wave polyline {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.5;
  stroke-linejoin: round;
  stroke-linecap: round;
  opacity: .5;
}

.page-products .pp-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 20px;
  background: var(--pp-edge);
  border: 1px solid var(--pp-edge);
}

.page-products .pp-stat {
  background: var(--ink-deep);
  padding: 16px 14px 18px;
  transition: background .2s ease;
}

.page-products .pp-stat:hover {
  background: #17325a;
}

.page-products .pp-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(30px, 8vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.page-products .pp-stat--coral .pp-stat__num {
  color: var(--coral);
}

.page-products .pp-stat--gold .pp-stat__num {
  color: var(--gold);
}

.page-products .pp-stat__label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 区块骨架 ---------- */
.page-products .pp-section {
  padding: 42px 0 12px;
  border-bottom: 1px solid var(--pp-edge);
}

.page-products .pp-section:last-of-type {
  border-bottom: 0;
}

.page-products .section-head {
  margin-bottom: 22px;
}

.page-products .section-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--coral);
}

.page-products .section-title {
  margin: 0 0 12px;
  font-size: clamp(24px, 4.6vw, 36px);
  line-height: 1.26;
  font-weight: 800;
  letter-spacing: .02em;
  color: #FFFFFF;
}

.page-products .section-lede {
  margin: 0;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(242, 239, 230, .76);
}

/* ---------- 图片 ---------- */
.page-products .image-frame {
  margin: 0 0 22px;
}

.page-products .image-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 3px;
  border: 1px solid var(--pp-edge);
  background: var(--ink-deep);
}

.page-products .image-frame__caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}

/* ---------- 分类标签 ---------- */
.page-products .pp-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 20px;
}

.page-products .pp-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--pp-edge);
  border-radius: 999px;
  background: rgba(19, 41, 74, .6);
  color: var(--paper);
  font-size: 13px;
  line-height: 1.45;
  text-decoration: none;
  cursor: pointer;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}

.page-products .pp-chip:hover,
.page-products .pp-chip:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(52, 225, 214, .09);
}

/* ---------- 12 类服务 ---------- */
.page-products .pp-cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pp-edge);
  border: 1px solid var(--pp-edge);
  margin-bottom: 8px;
}

.page-products .pp-cat {
  position: relative;
  background: var(--ink);
  padding: 18px 16px 20px;
  transition: background .22s ease;
}

.page-products .pp-cat::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  pointer-events: none;
  transition: border-color .22s ease;
}

.page-products .pp-cat:hover::after,
.page-products .pp-cat:focus-within::after,
.page-products .pp-cat:target::after {
  border-color: var(--cyan);
}

.page-products .pp-cat:target {
  background: rgba(52, 225, 214, .08);
}

.page-products .pp-cat__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--moss);
}

.page-products .pp-cat__title {
  margin: 8px 0 8px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .02em;
  color: #FFFFFF;
}

.page-products .pp-cat__text {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(242, 239, 230, .72);
}

.page-products .pp-cat__count {
  display: block;
  padding-top: 9px;
  border-top: 1px solid var(--pp-edge);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--coral);
}

/* ---------- 品牌专区面板 ---------- */
.page-products .pp-panel {
  margin: 0 calc(var(--pp-gap) * -.34);
  padding: 26px 18px 30px;
  background: var(--paper);
  color: var(--black);
  border-radius: 4px;
}

.page-products .pp-panel .section-kicker {
  color: var(--moss);
}

.page-products .pp-panel .section-title {
  color: var(--black);
}

.page-products .pp-panel .section-lede {
  color: #3C4854;
}

.page-products .pp-panel .image-frame img {
  border-color: rgba(10, 15, 22, .14);
}

.page-products .pp-panel .image-frame__caption {
  color: #6B7683;
}

.page-products .pp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  color: var(--black);
}

.page-products .pp-table__caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--moss);
}

.page-products .pp-table th {
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  text-align: left;
  padding: 12px 14px;
  white-space: nowrap;
}

.page-products .pp-table td {
  padding: 13px 14px;
  border-bottom: 1px solid rgba(10, 15, 22, .1);
  vertical-align: top;
  line-height: 1.68;
}

.page-products .pp-table tbody tr {
  transition: background .18s ease;
}

.page-products .pp-table tbody tr:hover {
  background: rgba(52, 225, 214, .12);
}

.page-products .pp-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pp-table td:first-child {
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}

/* ---------- 使用记录 ---------- */
.page-products .pp-records {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-products .pp-records__figure {
  margin: 0;
}

.page-products .pp-vh {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-products .pp-rfilter {
  position: relative;
}

.page-products .pp-rfilter__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .pp-chip--filter {
  user-select: none;
}

.page-products .pp-rdims {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .pp-rdim {
  border: 1px solid var(--pp-edge);
  border-left: 3px solid var(--rock);
  background: rgba(19, 41, 74, .55);
  padding: 16px 16px 18px;
  transition: border-color .2s ease, background .2s ease;
}

.page-products .pp-rdim__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--cyan);
}

.page-products .pp-rdim__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 239, 230, .76);
}

.page-products #pp-dim-device:checked ~ .pp-rdims .pp-rdim--device,
.page-products #pp-dim-time:checked ~ .pp-rdims .pp-rdim--time,
.page-products #pp-dim-type:checked ~ .pp-rdims .pp-rdim--type {
  border-color: var(--cyan);
  background: rgba(52, 225, 214, .1);
}

.page-products #pp-dim-device:checked ~ .pp-rfilter__chips label[for="pp-dim-device"],
.page-products #pp-dim-time:checked ~ .pp-rfilter__chips label[for="pp-dim-time"],
.page-products #pp-dim-type:checked ~ .pp-rfilter__chips label[for="pp-dim-type"] {
  border-color: var(--coral);
  color: var(--coral);
  background: rgba(255, 111, 94, .12);
}

/* ---------- 步骤卡 ---------- */
.page-products .pp-switch {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-products .pp-steps {
  display: grid;
  gap: 12px;
}

.page-products .pp-step {
  border: 1px solid var(--pp-edge);
  background: rgba(19, 41, 74, .6);
  border-radius: 3px;
  transition: border-color .22s ease;
}

.page-products .pp-step[open] {
  border-color: rgba(52, 225, 214, .5);
}

.page-products .pp-step:hover {
  border-color: var(--line-strong);
}

.page-products .pp-step__sum {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .pp-step__sum::-webkit-details-marker {
  display: none;
}

.page-products .pp-step__sum::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--mist);
  transition: color .2s ease;
}

.page-products .pp-step[open] .pp-step__sum::after {
  content: "\2013";
  color: var(--cyan);
}

.page-products .pp-step .step-card__number {
  position: relative;
  flex: 0 0 auto;
  padding-left: 16px;
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--coral);
}

.page-products .pp-step .step-card__number::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--coral);
}

.page-products .pp-step .step-card__title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: #FFFFFF;
}

.page-products .pp-step .step-card__text {
  margin: 0;
  padding: 14px 16px 18px 74px;
  border-top: 1px solid var(--pp-edge);
  font-size: 14px;
  line-height: 1.82;
  color: rgba(242, 239, 230, .75);
}

.page-products .pp-switch__figure {
  margin: 0;
}

/* ---------- 场景推荐 ---------- */
.page-products .pp-scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 26px;
}

.page-products .pp-scene {
  border: 1px solid var(--pp-edge);
  border-top: 2px solid var(--moss);
  background: linear-gradient(180deg, rgba(19, 41, 74, .85), rgba(11, 26, 46, .9));
  padding: 20px 18px 22px;
  transition: border-color .22s ease;
}

.page-products .pp-scene:hover {
  border-color: var(--line-strong);
  border-top-color: var(--cyan);
}

.page-products .pp-scene__tag {
  display: inline-block;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-products .pp-scene__title {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: #FFFFFF;
}

.page-products .pp-scene__path {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: ppstep;
}

.page-products .pp-scene__path li {
  counter-increment: ppstep;
  position: relative;
  padding-left: 30px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 239, 230, .78);
}

.page-products .pp-scene__path li::before {
  content: counter(ppstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-products .pp-scene__path li:last-child {
  margin-bottom: 0;
}

.page-products .pp-scene__path a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(52, 225, 214, .38);
  transition: color .18s ease, border-color .18s ease;
}

.page-products .pp-scene__path a:hover,
.page-products .pp-scene__path a:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

.page-products .pp-scenes__figure {
  margin-bottom: 10px;
}

/* ---------- 延伸入口 ---------- */
.page-products .pp-outro {
  padding: 34px 0 52px;
}

.page-products .further {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.page-products .further__link {
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-products .further__link:hover,
.page-products .further__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-products {
    --pp-gap: 32px;
  }

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

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

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

  .page-products .pp-panel {
    margin-inline: 0;
    padding: 32px 28px 36px;
  }

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

/* ---------- 窄屏表格转卡片 ---------- */
@media (max-width: 719px) {
  .page-products .pp-table,
  .page-products .pp-table tbody,
  .page-products .pp-table tr,
  .page-products .pp-table td {
    display: block;
    width: 100%;
  }

  .page-products .pp-table thead {
    display: none;
  }

  .page-products .pp-table tr {
    border: 1px solid rgba(10, 15, 22, .14);
    background: #FFFFFF;
    margin-bottom: 12px;
    padding: 6px 2px;
  }

  .page-products .pp-table tr:hover {
    background: #FFFFFF;
  }

  .page-products .pp-table td {
    border-bottom: 0;
    padding: 8px 12px;
  }

  .page-products .pp-table td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 2px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .12em;
    color: var(--moss);
  }

  .page-products .pp-table td:first-child {
    font-size: 16px;
    padding-bottom: 2px;
  }

  .page-products .pp-step .step-card__number {
    font-size: 32px;
  }

  .page-products .pp-step .step-card__text {
    padding-left: 16px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-products .pp-section {
    padding-top: 60px;
  }

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

  .page-products .pp-records {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
  }

  .page-products .pp-switch {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
  }

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

  .page-products .pp-step__sum {
    padding: 18px 20px;
  }

  .page-products .pp-step .step-card__text {
    padding: 16px 20px 20px 86px;
  }

  .page-products .pp-scene {
    padding: 22px 20px 24px;
  }
}