.page-products {
  --pp-hair: rgba(233, 238, 245, .13);
  --pp-card: rgba(233, 238, 245, .045);
  --pp-card-strong: rgba(233, 238, 245, .078);
  --pp-hover: rgba(216, 163, 60, .11);
  display: block;
  color: var(--snow);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding-top: clamp(18px, 3vw, 34px);
}

.page-products .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--slate);
}

.page-products .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-products .breadcrumb a {
  color: var(--slate);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--gold);
}

.page-products .breadcrumb [aria-current="page"] {
  color: var(--muted);
}

/* ---------- 页头 ---------- */
.page-products .page-head {
  padding-top: clamp(26px, 4vw, 52px);
  padding-bottom: clamp(18px, 3vw, 38px);
}

.page-products .page-head h1 {
  max-width: 24ch;
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 5.2vw, 58px);
  line-height: 1.14;
  letter-spacing: .01em;
  color: var(--snow);
}

.page-products .page-head h1::after {
  content: "";
  display: block;
  width: 88px;
  height: 3px;
  margin-top: 22px;
  background: linear-gradient(90deg, var(--gold), var(--cinnabar));
}

.page-products .page-head__lede {
  max-width: 62ch;
  margin: clamp(16px, 2vw, 24px) 0 0;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 档位快捷定位带 ---------- */
.page-products .pp-quick {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: clamp(24px, 3.4vw, 42px);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(18, 41, 74, .92), rgba(10, 26, 47, .7));
}

@media (min-width: 720px) {
  .page-products .pp-quick {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .pp-quick__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "no name"
    "hint hint";
  align-items: baseline;
  gap: 2px 10px;
  padding: 16px 18px;
  text-decoration: none;
  color: var(--snow);
  border-bottom: 2px solid transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

@media (min-width: 720px) {
  .page-products .pp-quick__item {
    grid-template-areas:
      "no name"
      "no hint";
    grid-template-columns: auto 1fr;
    padding: 18px 20px;
  }

  .page-products .pp-quick__item + .pp-quick__item {
    border-left: 1px solid var(--line-soft);
  }
}

.page-products .pp-quick__item:hover,
.page-products .pp-quick__item:focus-visible {
  background: var(--pp-hover);
  border-bottom-color: var(--pp-accent, var(--gold));
}

.page-products .pp-quick__no {
  grid-area: no;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--pp-accent, var(--gold));
}

.page-products .pp-quick__name {
  grid-area: name;
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--snow);
}

.page-products .pp-quick__hint {
  grid-area: hint;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--slate);
}

.page-products .pp-quick__item--basic { --pp-accent: var(--slate); }
.page-products .pp-quick__item--standard { --pp-accent: var(--turquoise); }
.page-products .pp-quick__item--pro { --pp-accent: var(--clay); }
.page-products .pp-quick__item--flagship { --pp-accent: var(--gold); }

/* ---------- 区块骨架 ---------- */
.page-products .pp-sec {
  padding-block: clamp(38px, 6vw, 86px);
}

.page-products .pp-sec--tint {
  background: linear-gradient(180deg, rgba(18, 41, 74, .58), rgba(18, 41, 74, .16));
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-sec__head {
  max-width: 70ch;
  margin-bottom: clamp(22px, 3vw, 40px);
}

.page-products .pp-sec__head h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.2vw, 38px);
  line-height: 1.24;
  color: var(--snow);
}

.page-products .pp-sec__head p {
  margin: 0;
  font-size: clamp(14.5px, 1.05vw, 16.5px);
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 图片 ---------- */
.page-products .pp-shot {
  margin: 0;
}

.page-products .pp-shot__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  background: var(--ink-3);
  object-fit: cover;
}

.page-products .pp-shot--hero {
  margin-bottom: clamp(24px, 3.4vw, 44px);
}

.page-products .pp-shot--hero .pp-shot__img {
  aspect-ratio: 16 / 10;
}

.page-products .pp-shot--micro .pp-shot__img {
  aspect-ratio: 3 / 2;
}

.page-products .pp-shot--square .pp-shot__img {
  aspect-ratio: 1 / 1;
}

.page-products .pp-shot__cap {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .08em;
  color: var(--slate);
}

/* ---------- 四档卡片 ---------- */
.page-products .pp-tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.6vw, 22px);
}

@media (min-width: 640px) {
  .page-products .pp-tiers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-products .pp-tiers {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .pp-tier {
  position: relative;
  padding: 20px 18px 22px;
  background: var(--pp-card);
  border: 1px solid var(--pp-hair);
  border-top: 3px solid var(--pp-accent, var(--gold));
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .pp-tier:hover {
  transform: translateY(-3px);
  background: var(--pp-card-strong);
  box-shadow: var(--shadow-1);
}

.page-products .pp-tier__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--pp-accent, var(--gold));
}

.page-products .pp-tier h3 {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 25px);
  color: var(--snow);
}

.page-products .pp-tier__fit {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--slate);
}

.page-products .pp-tier__kpi {
  margin: 0 0 14px;
  display: grid;
  gap: 8px;
}

.page-products .pp-tier__kpi > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .pp-tier__kpi dt {
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-products .pp-tier__kpi dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 17px;
  text-align: right;
  color: var(--snow);
}

.page-products .pp-tier__kpi dd small {
  margin-left: 2px;
  font-size: 11px;
  color: var(--slate);
}

.page-products .pp-tier__src {
  margin: 0;
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
}

.page-products .pp-tier--basic { --pp-accent: var(--slate); }
.page-products .pp-tier--standard { --pp-accent: var(--turquoise); }
.page-products .pp-tier--pro { --pp-accent: var(--clay); }
.page-products .pp-tier--flagship { --pp-accent: var(--gold); }

/* ---------- 参数对照表 ---------- */
.page-products .pp-table-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.6vw, 34px);
}

@media (min-width: 1024px) {
  .page-products .pp-table-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: start;
  }
}

.page-products .pp-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: rgba(10, 26, 47, .62);
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pp-table caption {
  caption-side: top;
  text-align: left;
  padding: 12px 16px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--slate);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 13px 16px;
  font-family: var(--font-display);
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: .04em;
  text-align: left;
  white-space: nowrap;
  color: var(--snow);
  background: var(--ink-3);
  border-bottom: 2px solid var(--line);
}

.page-products .pp-table tbody th {
  padding: 13px 16px;
  font-size: 13.5px;
  font-weight: 500;
  text-align: left;
  white-space: nowrap;
  color: var(--muted);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-table tbody td {
  padding: 13px 16px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  text-align: right;
  white-space: nowrap;
  color: var(--snow);
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--dur) var(--ease);
}

.page-products .pp-table tbody tr:nth-child(even) {
  background: rgba(233, 238, 245, .028);
}

.page-products .pp-table tbody tr {
  transition: background var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-products .pp-table tbody tr:hover {
  background: var(--pp-hover);
}

.page-products .pp-table tbody:hover tr:not(:hover) {
  opacity: .55;
}

/* ---------- 侧栏 ---------- */
.page-products .pp-side {
  display: grid;
  gap: clamp(16px, 2vw, 24px);
}

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

.page-products .pp-side__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 16px;
  color: var(--snow);
}

.page-products .pp-side__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-products .pp-side__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pp-side__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-products .pp-side__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pp-side__foot a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-side__foot a:hover,
.page-products .pp-side__foot a:focus-visible {
  color: var(--cinnabar);
}

/* ---------- 原料来源 ---------- */
.page-products .pp-src-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.6vw, 32px);
}

@media (min-width: 960px) {
  .page-products .pp-src-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    align-items: start;
  }
}

.page-products .pp-src-cards {
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}

.page-products .pp-src {
  padding: 20px 20px 22px;
  background: var(--pp-card);
  border: 1px solid var(--pp-hair);
  border-left: 4px solid var(--pp-accent, var(--clay));
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .pp-src:hover {
  background: var(--pp-card-strong);
  box-shadow: var(--shadow-1);
}

.page-products .pp-src--cn { --pp-accent: var(--clay); }
.page-products .pp-src--im { --pp-accent: var(--moss); }

.page-products .pp-src__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.page-products .pp-src__head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 1.8vw, 23px);
  color: var(--snow);
}

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

.page-products .pp-src__list li {
  display: grid;
  gap: 3px;
  padding-bottom: 9px;
  border-bottom: 1px dashed var(--line-soft);
}

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

.page-products .pp-src__k {
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--slate);
}

.page-products .pp-src__v {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 适配范围 ---------- */
.page-products .pp-scope-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.8vw, 36px);
}

@media (min-width: 1024px) {
  .page-products .pp-scope-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: start;
  }
}

.page-products .pp-scope {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-scope__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 12px 6px;
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-products .pp-scope__item:hover {
  background: var(--pp-hover);
  padding-left: 12px;
}

.page-products .pp-scope__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-products .pp-scope__name {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--snow);
}

.page-products .pp-scope__item .tag {
  white-space: nowrap;
}

.page-products .pp-scope__aside {
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}

.page-products .pp-scope__tip {
  margin: 0;
  padding: 16px 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
  background: rgba(47, 143, 124, .09);
  border-left: 3px solid var(--turquoise);
}

/* ---------- 文档获取 ---------- */
.page-products .pp-doc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.8vw, 36px);
}

@media (min-width: 1024px) {
  .page-products .pp-doc-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }
}

.page-products .pp-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: ppstep;
  display: grid;
  gap: clamp(12px, 1.6vw, 18px);
}

.page-products .pp-step {
  position: relative;
  padding: 20px 20px 20px 76px;
  background: var(--pp-card);
  border: 1px solid var(--pp-hair);
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pp-step:hover {
  background: var(--pp-card-strong);
  transform: translateY(-2px);
}

.page-products .pp-step::before {
  counter-increment: ppstep;
  content: "0" counter(ppstep);
  position: absolute;
  left: 20px;
  top: 20px;
  font-family: var(--font-mono);
  font-size: 19px;
  letter-spacing: .04em;
  color: var(--gold);
}

.page-products .pp-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.45;
  color: var(--snow);
}

.page-products .pp-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .pp-step a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-step a:hover,
.page-products .pp-step a:focus-visible {
  color: var(--cinnabar);
}

.page-products .pp-doc-aside {
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}

.page-products .pp-doc-card {
  padding: 20px 20px 22px;
}

.page-products .pp-doc-card__k {
  margin: 0 0 3px;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--ink-soft);
}

.page-products .pp-doc-card__k + .pp-doc-card__v {
  margin-bottom: 13px;
}

.page-products .pp-doc-card__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--ink);
}

/* ---------- 常见疑问 ---------- */
.page-products .pp-faq {
  margin: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-faq__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 26px) 4px;
  border-bottom: 1px solid var(--line-soft);
}

@media (min-width: 900px) {
  .page-products .pp-faq__row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
    gap: 34px;
    align-items: start;
  }
}

.page-products .pp-faq dt {
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.55;
  color: var(--snow);
}

.page-products .pp-faq dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 收尾行动区 ---------- */
.page-products .pp-cta {
  padding-block: clamp(36px, 5vw, 74px);
  background:
    linear-gradient(135deg, rgba(196, 64, 46, .16), rgba(18, 41, 74, .5) 58%),
    var(--ink-3);
  border-top: 1px solid var(--line);
}

.page-products .pp-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.4vw, 30px);
}

@media (min-width: 900px) {
  .page-products .pp-cta__inner {
    grid-template-columns: minmax(0, 1.5fr) auto;
    align-items: center;
  }
}

.page-products .pp-cta__text h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 32px);
  line-height: 1.3;
  color: var(--snow);
}

.page-products .pp-cta__text p {
  margin: 0;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-products .pp-cta__text a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-products .pp-cta__text a:hover,
.page-products .pp-cta__text a:focus-visible {
  color: var(--cinnabar);
}

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-tier,
  .page-products .pp-quick__item,
  .page-products .pp-scope__item,
  .page-products .pp-step,
  .page-products .pp-src {
    transition: none;
  }

  .page-products .pp-tier:hover,
  .page-products .pp-step:hover {
    transform: none;
  }
}