.page-products {
  --pp-hair: rgba(147, 170, 189, .20);
  --pp-hair-soft: rgba(147, 170, 189, .12);
  --pp-tint: rgba(59, 240, 210, .05);
  color: var(--white);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */
.page-products .breadcrumb {
  margin-block: clamp(14px, 3vw, 28px) 0;
}

.page-products .pp-intro {
  padding-block: clamp(18px, 3vw, 34px) clamp(28px, 5vw, 56px);
  border-bottom: 1px solid var(--pp-hair);
}

.page-products .pp-intro h1 {
  margin: 14px 0 20px;
  max-width: 16ch;
  font-size: var(--fs-2xl);
  font-weight: 300;
  line-height: .98;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-products .pp-lede {
  margin: 0;
  max-width: 44ch;
  font-size: var(--fs-md);
  line-height: 1.75;
  color: var(--mute);
}

.page-products .pp-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: clamp(22px, 4vw, 36px);
}

.page-products .pp-jump a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 15px;
  border: 1px solid var(--pp-hair);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: .06em;
  color: var(--mute);
  text-decoration: none;
  transition: color 160ms var(--ease), background-color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .pp-jump a:hover,
.page-products .pp-jump a:focus-visible {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 通用章节 ---------- */
.page-products .pp-section {
  padding-block: clamp(48px, 8vw, 104px);
  border-bottom: 1px solid var(--pp-hair);
}

.page-products .pp-section--last {
  border-bottom: 0;
  padding-bottom: clamp(56px, 9vw, 112px);
}

.page-products .pp-head {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 2vw, 22px);
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .pp-num {
  flex: none;
  padding-top: .55em;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-products .pp-title {
  margin: 0;
  max-width: 22ch;
  font-size: var(--fs-xl);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-products .pp-text {
  max-width: 40em;
  margin: 0 0 20px;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--mute);
}

.page-products .pp-text--tight {
  margin-bottom: 0;
}

.page-products .pp-text a {
  color: var(--cyan);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 240, 210, .4);
}

.page-products .pp-text a:hover,
.page-products .pp-text a:focus-visible {
  color: var(--ink-900);
  background: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 图片 ---------- */
.page-products .pp-figure {
  margin: 0 0 clamp(24px, 4vw, 40px);
}

.page-products .pp-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--ink-700);
  border: 1px solid var(--pp-hair);
}

.page-products .pp-figure--hero {
  margin-bottom: clamp(20px, 3vw, 32px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 44px), calc(100% - 44px) 100%, 0 100%);
}

.page-products .pp-figure--icons {
  max-width: 420px;
  margin-inline: auto;
}

/* ---------- 路径折线 ---------- */
.page-products .pp-trace {
  display: block;
  width: 100%;
  height: clamp(64px, 9vw, 120px);
  margin: clamp(18px, 3vw, 28px) 0 0;
  color: rgba(147, 170, 189, .34);
}

.page-products .pp-trace path {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.page-products .pp-trace circle {
  fill: var(--cyan);
}

/* ---------- 三条路径 ---------- */
.page-products .pp-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(22px, 4vw, 36px);
}

.page-products .pp-path {
  padding: 22px 20px 24px;
  background: var(--ink-700);
  border: 1px solid var(--pp-hair);
  box-shadow: 6px 6px 0 0 rgba(30, 59, 88, .55);
}

.page-products .pp-path__tag {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-products .pp-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(59, 240, 210, .18);
}

.page-products .pp-path__name {
  margin: 0 0 16px;
  font-size: var(--fs-lg);
  font-weight: 400;
  line-height: 1.25;
  color: var(--white);
}

.page-products .pp-spec {
  display: grid;
  gap: 10px;
  margin: 0 0 16px;
}

.page-products .pp-spec__row {
  display: grid;
  grid-template-columns: 5.5em 1fr;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--pp-hair-soft);
}

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

.page-products .pp-spec dt {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: .06em;
  color: var(--mute);
}

.page-products .pp-spec dd {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--white);
}

.page-products .pp-path__note {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--mute);
}

.page-products .pp-path:nth-child(3) {
  border-color: rgba(255, 138, 61, .38);
}

.page-products .pp-path:nth-child(3) .pp-path__tag {
  color: var(--orange);
}

.page-products .pp-path:nth-child(3) .pp-dot {
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 138, 61, .18);
}

/* ---------- 分栏 ---------- */
.page-products .pp-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
}

.page-products .pp-split__body .pp-text {
  margin-bottom: 18px;
}

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

.page-products .pp-list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--mute);
}

.page-products .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

.page-products .pp-list a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 240, 210, .4);
}

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

.page-products .pp-split__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--ink-700);
  border: 1px solid var(--pp-hair);
}

.page-products .pp-split__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: .04em;
  line-height: 1.6;
  color: var(--mute);
}

.page-products .pp-aside-note {
  margin: 16px 0 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--mute);
}

.page-products .status {
  display: grid;
  gap: 0;
  padding: 6px 18px;
  background: var(--ink-700);
  border: 1px solid var(--pp-hair);
  box-shadow: 6px 6px 0 0 rgba(30, 59, 88, .55);
}

.page-products .status__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin: 0;
  padding: 14px 0;
  border-bottom: 1px dashed var(--pp-hair-soft);
}

.page-products .status__row:last-child {
  border-bottom: 0;
}

.page-products .status__key {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: .08em;
  color: var(--mute);
}

.page-products .status__val {
  font-size: var(--fs-sm);
  color: var(--white);
}

/* ---------- 安装步骤 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0 0 0 0;
  border-left: 1px solid var(--pp-hair);
}

.page-products .pp-step {
  position: relative;
  padding: 0 0 30px 34px;
}

.page-products .pp-step:last-child {
  padding-bottom: 0;
}

.page-products .pp-step__num {
  position: absolute;
  left: -14px;
  top: 0;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  background: var(--ink-800);
  border: 1px solid var(--cyan);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-products .pp-step__title {
  margin: 2px 0 8px;
  font-size: var(--fs-md);
  font-weight: 500;
  line-height: 1.35;
  color: var(--white);
}

.page-products .pp-step__desc {
  margin: 0;
  max-width: 38em;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--mute);
}

.page-products .pp-note {
  max-width: 40em;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--orange);
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--mute);
}

.page-products .pp-note a {
  color: var(--orange);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 61, .45);
}

/* ---------- 适配表 ---------- */
.page-products .pp-tablewrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: var(--ink-700);
  border: 1px solid var(--pp-hair);
}

.page-products .pp-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
}

.page-products .pp-table th {
  padding: 13px 15px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: .1em;
  white-space: nowrap;
  color: var(--mute);
  background: var(--ink-600);
  border-bottom: 1px solid var(--pp-hair);
}

.page-products .pp-table td {
  padding: 13px 15px;
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--white);
  vertical-align: top;
  border-bottom: 1px solid var(--pp-hair-soft);
}

.page-products .pp-table tbody tr:nth-child(even) td {
  background: var(--pp-tint);
}

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

.page-products .pp-table td:first-child {
  font-weight: 500;
}

.page-products .pp-table td:nth-child(2),
.page-products .pp-table td:nth-child(3) {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  white-space: nowrap;
}

.page-products .pp-table td:nth-child(3) {
  color: var(--cyan);
}

.page-products .pp-table td:nth-child(4) {
  color: var(--mute);
}

.page-products .pp-scrollhint {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: .04em;
  color: var(--mute-dim);
}

/* ---------- 求助 ---------- */
.page-products .pp-help {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .pp-help__item {
  display: grid;
  gap: 8px;
  padding: 20px 20px 22px;
  background: var(--ink-700);
  border: 1px solid var(--pp-hair);
  text-decoration: none;
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-products .pp-help__item:hover,
.page-products .pp-help__item:focus-visible {
  border-color: var(--cyan);
  background: var(--ink-600);
}

.page-products .pp-help__k {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-products .pp-help__t {
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--white);
}

.page-products .pp-help__go {
  font-size: var(--fs-sm);
  color: var(--mute);
}

.page-products .pp-help__item:hover .pp-help__go,
.page-products .pp-help__item:focus-visible .pp-help__go {
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .pp-help {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pp-help__item {
    min-height: 190px;
    align-content: start;
  }
}

@media (min-width: 900px) {
  .page-products .pp-paths {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-products .pp-path:nth-child(1) {
    grid-column: span 5;
  }

  .page-products .pp-path:nth-child(2) {
    grid-column: span 3;
  }

  .page-products .pp-path:nth-child(3) {
    grid-column: span 4;
  }

  .page-products .pp-split {
    grid-template-columns: 1.1fr .9fr;
    align-items: start;
  }

  .page-products .pp-split--rev {
    grid-template-columns: 1.25fr .75fr;
  }

  .page-products .pp-split__media {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }
}

@media (min-width: 1200px) {
  .page-products .pp-intro {
    padding-block: 40px 64px;
  }

  .page-products .pp-figure--icons {
    margin-inline: 0;
    max-width: 360px;
  }

  .page-products .pp-tablewrap {
    border-radius: 2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-jump a,
  .page-products .pp-help__item {
    transition: none;
  }
}
</main>