.page-products {
  --pp-line: rgba(199, 215, 227, .16);
  --pp-line-strong: rgba(199, 215, 227, .3);
  --pp-cyan-soft: rgba(56, 224, 208, .12);
  --pp-card: linear-gradient(160deg, rgba(11, 42, 66, .92), rgba(4, 19, 31, .9));
  padding-bottom: clamp(36px, 6vw, 76px);
}

.page-products .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  padding-block: clamp(20px, 3.5vw, 40px) clamp(26px, 4vw, 48px);
}

.page-products .pp-hero__copy {
  min-width: 0;
}

.page-products .pp-title {
  margin: 12px 0 16px;
  font-size: clamp(1.85rem, 6vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -.03em;
  color: var(--snow-50);
}

.page-products .pp-lede {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: clamp(.98rem, 1.5vw, 1.08rem);
  line-height: 1.8;
  color: var(--ice-200);
}

.page-products .pp-readouts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-products .pp-readout {
  flex: 1 1 132px;
  min-width: 0;
  padding: 12px 14px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  background: rgba(7, 30, 48, .82);
}

.page-products .pp-readout__label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--fog-400);
}

.page-products .pp-readout__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--cyan-300);
}

.page-products .pp-readout--amber .pp-readout__value {
  color: var(--amber-300);
}

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

/* ---------- 图片容器 ---------- */
.page-products .pp-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  background: var(--ink-900);
  box-shadow: var(--shadow-panel);
}

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

.page-products .pp-figure--hero {
  border-radius: 60px var(--radius-lg) var(--radius-lg) var(--radius-lg);
}

.page-products .pp-figure--wide {
  margin-top: clamp(20px, 3vw, 30px);
}

/* ---------- 章节与标题 ---------- */
.page-products .pp-sec {
  padding-block: clamp(28px, 4.5vw, 54px);
  border-top: 1px solid var(--pp-line);
}

.page-products .pp-head {
  max-width: 66ch;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-products .pp-head h2 {
  margin: 10px 0 12px;
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  line-height: 1.24;
  letter-spacing: -.02em;
  color: var(--snow-50);
}

.page-products .pp-head p {
  margin: 0;
  color: var(--fog-400);
  line-height: 1.8;
}

/* ---------- 下载卡片 ---------- */
.page-products .pp-dl {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-card {
  position: relative;
  overflow: hidden;
  padding: 22px 20px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  background: var(--pp-card);
}

.page-products .pp-card::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--pp-cyan-soft), transparent 70%);
  pointer-events: none;
}

.page-products .pp-card__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.page-products .pp-card__name {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--snow-50);
}

.page-products .pp-card__env {
  margin: 0 0 14px;
  color: var(--fog-400);
  font-size: .92rem;
  line-height: 1.75;
}

.page-products .pp-card__specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-products .pp-card__specs li {
  padding: 4px 10px;
  border: 1px solid var(--pp-line-strong);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--ice-200);
}

/* ---------- 安装前检查 ---------- */
.page-products .pp-check {
  margin-top: 18px;
  padding: 20px 18px;
  border: 1px dashed var(--pp-line-strong);
  border-radius: var(--radius-lg);
  background: rgba(7, 30, 48, .58);
}

.page-products .pp-check h3 {
  margin: 0 0 14px;
  font-size: 1.02rem;
  color: var(--snow-50);
}

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

.page-products .pp-checklist li {
  position: relative;
  padding-left: 36px;
  color: var(--ice-200);
  font-size: .93rem;
  line-height: 1.7;
  counter-increment: pp-check;
}

.page-products .pp-checklist li::before {
  content: counter(pp-check, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .12em;
  padding: 2px 5px;
  border: 1px solid var(--pp-line-strong);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--cyan-500);
}

/* ---------- 终端环境标签 ---------- */
.page-products .pp-envs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-products .pp-envs li {
  padding: 6px 12px;
  border: 1px solid rgba(56, 224, 208, .28);
  border-radius: 8px;
  background: rgba(56, 224, 208, .08);
  color: var(--cyan-300);
  font-family: var(--font-mono);
  font-size: .78rem;
}

/* ---------- 分段切换 ---------- */
.page-products .pp-tablist {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .pp-tab {
  flex: 0 0 auto;
  padding: 8px 14px;
  border: 1px solid var(--pp-line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--ice-200);
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .04em;
  cursor: pointer;
  transition: color var(--dur), border-color var(--dur), background var(--dur);
}

.page-products .pp-tab:hover {
  border-color: var(--cyan-500);
  color: var(--snow-50);
}

.page-products .pp-tab[aria-selected="true"] {
  background: var(--cyan-500);
  border-color: var(--cyan-500);
  color: var(--ink-950);
  font-weight: 700;
}

.page-products .pp-tab:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

.page-products .pp-panel[hidden] {
  display: none;
}

/* ---------- 表格 ---------- */
.page-products .pp-scroll {
  overflow-x: auto;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  background:
    repeating-linear-gradient(90deg, transparent 0 47px, rgba(199, 215, 227, .05) 47px 48px),
    rgba(4, 19, 31, .55);
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-scroll--tall {
  max-height: 460px;
  overflow-y: auto;
}

.page-products .pp-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: .88rem;
  line-height: 1.6;
}

.page-products .pp-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 11px 14px;
  text-align: left;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--fog-400);
  background: rgba(11, 42, 66, .97);
  border-bottom: 1px solid var(--pp-line-strong);
}

.page-products .pp-table tbody td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--pp-line);
  color: var(--ice-200);
  vertical-align: top;
}

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

.page-products .pp-table tbody tr:hover td {
  background: rgba(56, 224, 208, .06);
}

.page-products .pp-table tbody td:first-child {
  color: var(--snow-50);
  font-weight: 600;
  white-space: nowrap;
}

.page-products .pp-table--fee {
  min-width: 780px;
}

.page-products .pp-table--fee thead th:nth-child(2) {
  min-width: 220px;
}

.page-products .pp-table--fee tbody td:nth-child(3) {
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--ice-200);
}

.page-products .pp-chan {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .02em;
}

.page-products .pp-chan--std {
  background: rgba(199, 215, 227, .14);
  color: var(--ice-200);
}

.page-products .pp-chan--acc {
  background: rgba(56, 224, 208, .16);
  color: var(--cyan-300);
}

.page-products .pp-chan--ded {
  background: rgba(255, 178, 74, .16);
  color: var(--amber-300);
}

/* ---------- 注释 ---------- */
.page-products .pp-note {
  margin: 14px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber-500);
  color: var(--amber-300);
  font-size: .88rem;
  line-height: 1.75;
}

.page-products .pp-note a {
  color: var(--cyan-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 四步流程 ---------- */
.page-products .pp-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-step {
  position: relative;
  overflow: hidden;
  padding: 52px 18px 18px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  background: rgba(7, 30, 48, .74);
}

.page-products .pp-step::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan-500), rgba(56, 224, 208, 0));
}

.page-products .pp-step__num {
  position: absolute;
  left: 18px;
  top: 16px;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--amber-300);
}

.page-products .pp-step h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  letter-spacing: -.01em;
  color: var(--snow-50);
}

.page-products .pp-step p {
  margin: 0;
  color: var(--fog-400);
  font-size: .92rem;
  line-height: 1.75;
}

/* ---------- 记录查询 ---------- */
.page-products .pp-split {
  display: grid;
  gap: 20px;
}

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

.page-products .pp-rec {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 15px;
  border-left: 2px solid var(--cyan-500);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: linear-gradient(90deg, rgba(56, 224, 208, .09), rgba(7, 30, 48, .22));
}

.page-products .pp-rec__k {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  white-space: nowrap;
  color: var(--cyan-300);
}

.page-products .pp-rec__v {
  margin: 0;
  color: var(--ice-200);
  font-size: .92rem;
  line-height: 1.7;
}

/* ---------- 常见问题 ---------- */
.page-products .pp-faq {
  display: grid;
  gap: 10px;
}

.page-products .pp-qa {
  overflow: hidden;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  background: rgba(7, 30, 48, .62);
}

.page-products .pp-qa summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-size: .96rem;
  font-weight: 600;
  color: var(--snow-50);
}

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

.page-products .pp-qa summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  color: var(--cyan-500);
}

.page-products .pp-qa[open] summary::after {
  content: "–";
}

.page-products .pp-qa summary:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: -2px;
}

.page-products .pp-qa p {
  margin: 0;
  padding: 0 18px 16px;
  color: var(--fog-400);
  font-size: .92rem;
  line-height: 1.8;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .pp-dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .pp-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 24px;
  }
}

@media (min-width: 880px) {
  .page-products .pp-hero {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: center;
  }

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

  .page-products .pp-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, .78fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-tab {
    transition: none;
  }
}
</