.page-products {
  --pp-gap: clamp(0.9rem, 2.2vw, 1.5rem);
  --pp-pad: clamp(1.05rem, 2.4vw, 1.7rem);
  --pp-hair: 1px solid var(--ridge);
}

/* ---------- 面包屑与首屏 ---------- */
.page-products .crumbs {
  margin-top: clamp(1.2rem, 3vw, 2rem);
}

.page-products .pp-hero {
  padding-block: clamp(1.4rem, 4vw, 2.6rem) clamp(1.2rem, 3vw, 2rem);
}

.page-products .pp-hero-grid {
  display: grid;
  gap: var(--pp-gap);
  align-items: start;
}

.page-products .pp-hero-copy {
  display: grid;
  gap: 0.85rem;
}

.page-products h1 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(2.3rem, 8vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--snow);
  transform: skewX(-1.5deg);
  transform-origin: left center;
}

.page-products .pp-lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(0.98rem, 1.6vw, 1.06rem);
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pp-hero-points {
  list-style: none;
  margin: 0.3rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-products .pp-hero-points li {
  position: relative;
  padding-inline-start: 1.1rem;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--snow);
}

.page-products .pp-hero-points li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.72em;
  width: 0.6rem;
  height: 2px;
  background: var(--red);
}

.page-products .pp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.4rem;
}

.page-products .pp-hero-media {
  margin: 0;
  border: var(--pp-hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--rock);
  box-shadow: var(--shadow-soft);
}

.page-products .pp-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 页内索引条 ---------- */
.page-products .pp-rail {
  margin-top: clamp(1.2rem, 3.5vw, 2.2rem);
  padding-block: 0.85rem;
  border-block: var(--pp-hair);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 1.1rem;
}

.page-products .pp-rail-label {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-products .pp-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.5rem;
}

.page-products .pp-rail-list a {
  display: inline-block;
  padding: 0.3rem 0.78rem;
  border: 1px solid var(--ridge);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--snow);
  text-decoration: none;
  transition: border-color 180ms var(--ease), color 180ms var(--ease), background 180ms var(--ease);
}

.page-products .pp-rail-list a:hover,
.page-products .pp-rail-list a:focus-visible {
  border-color: var(--red);
  background: rgba(215, 38, 61, 0.14);
  color: #fff;
}

/* ---------- 章节体系微调 ---------- */
.page-products .pp-section {
  padding-block: clamp(2.4rem, 6vw, 4.6rem);
}

.page-products .sec-num {
  display: inline-block;
  transform: skewX(-1.5deg);
}

/* ---------- 四类栏目卡片 ---------- */
.page-products .pp-cats {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  margin-top: clamp(1.4rem, 3vw, 2.2rem);
}

.page-products .pp-cat {
  position: relative;
  padding: var(--pp-pad);
  border: var(--pp-hair);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--rock) 0%, var(--rock-deep) 100%);
  display: grid;
  align-content: start;
  gap: 0.55rem;
  overflow: hidden;
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-products .pp-cat:hover {
  border-color: rgba(215, 38, 61, 0.55);
  transform: translateY(-2px);
}

.page-products .pp-fold::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 22px;
  height: 22px;
  background: var(--amber);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  opacity: 0.9;
  pointer-events: none;
}

.page-products .pp-cat-tag {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-products .pp-cat-title {
  margin: 0;
  font-size: clamp(1.04rem, 1.8vw, 1.2rem);
  font-weight: 700;
  line-height: 1.45;
  color: var(--snow);
}

.page-products .pp-cat-text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-cat-list {
  list-style: none;
  margin: 0.15rem 0 0;
  padding: 0.7rem 0 0;
  border-top: 1px solid var(--ridge);
  display: grid;
  gap: 0.35rem;
}

.page-products .pp-cat-list li {
  position: relative;
  padding-inline-start: 0.85rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--snow);
}

.page-products .pp-cat-list li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.68em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--teal);
}

.page-products .pp-cat-price {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: var(--mist);
}

.page-products .pp-cat-price .mono {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--amber);
}

/* ---------- 价格区 ---------- */
.page-products .pp-strip {
  margin: clamp(1.2rem, 3vw, 1.8rem) 0 0;
  border: var(--pp-hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--rock);
}

.page-products .pp-strip img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 1400 / 300;
  object-fit: cover;
}

.page-products .pp-price-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  margin-top: clamp(1rem, 2.5vw, 1.6rem);
}

.page-products .pp-table-wrap {
  border: var(--pp-hair);
  border-radius: var(--radius);
  background: var(--rock);
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

.page-products .pp-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.page-products .pp-table thead th {
  text-align: left;
  padding: 0.85rem 1rem;
  font-size: 0.73rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--mist);
  white-space: nowrap;
  border-bottom: 1px solid var(--ridge);
}

.page-products .pp-table tbody th {
  text-align: left;
  padding: 0.85rem 1rem;
  font-weight: 600;
  color: var(--snow);
  white-space: nowrap;
  vertical-align: top;
}

.page-products .pp-table td {
  padding: 0.85rem 1rem;
  line-height: 1.6;
  color: var(--mist);
  vertical-align: top;
  border-top: 1px solid rgba(31, 42, 77, 0.72);
}

.page-products .pp-table tbody tr {
  transition: background 180ms var(--ease);
}

.page-products .pp-table tbody tr:hover {
  background: rgba(215, 38, 61, 0.07);
}

.page-products .pp-table .pp-group th {
  padding: 0.62rem 1rem;
  text-align: left;
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--amber);
  background: var(--rock-deep);
  border-top: 1px solid var(--ridge);
}

.page-products .pp-table .pp-group:hover th {
  background: var(--rock-deep);
}

.page-products .pp-table td.pp-price {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 0.02em;
  color: var(--amber);
  white-space: nowrap;
}

.page-products .pp-table td.pp-price span {
  display: block;
}

.page-products .pp-table td.pp-price span + span {
  margin-top: 0.18rem;
  font-size: 0.79rem;
  color: var(--mist);
}

/* ---------- 价格要点侧卡 ---------- */
.page-products .pp-pick {
  position: relative;
  padding: var(--pp-pad);
  padding-inline-start: calc(var(--pp-pad) + 0.35rem);
  border: var(--pp-hair);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(242, 169, 59, 0.08), transparent 58%), var(--rock-deep);
  overflow: hidden;
}

.page-products .pp-pick::before {
  content: "";
  position: absolute;
  inset-block: 0;
  inset-inline-start: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--amber), var(--red));
}

.page-products .pp-pick-title {
  margin: 0 0 0.2rem;
  font-size: 1rem;
  color: var(--snow);
}

.page-products .pp-pick-note {
  margin: 0;
  font-size: 0.83rem;
  color: var(--mist);
}

.page-products .pp-pick-list {
  list-style: none;
  margin: 0.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-products .pp-pick-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.7rem;
  align-items: baseline;
  padding-bottom: 0.5rem;
  font-size: 0.86rem;
  color: var(--snow);
  border-bottom: 1px solid rgba(31, 42, 77, 0.72);
}

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

.page-products .pp-pick-list .mono {
  font-size: 0.84rem;
  color: var(--amber);
}

.page-products .pp-pick-foot {
  margin: 1rem 0 0;
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pp-pick-foot a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-pick-foot a:hover,
.page-products .pp-pick-foot a:focus-visible {
  color: var(--red);
}

/* ---------- 复盘档位 ---------- */
.page-products .pp-tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  margin-top: clamp(1.4rem, 3vw, 2.2rem);
}

.page-products .pp-tier {
  padding: var(--pp-pad);
  border: var(--pp-hair);
  border-radius: var(--radius);
  background: var(--rock);
  display: grid;
  align-content: start;
  gap: 0.4rem;
}

.page-products .pp-tier-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin-bottom: 0.4rem;
}

.page-products .pp-tier-seg {
  height: 6px;
  border-radius: 3px;
  background: rgba(31, 42, 77, 0.9);
}

.page-products .pp-tier:nth-child(1) .pp-tier-seg:nth-child(-n + 1) {
  background: var(--teal);
}

.page-products .pp-tier:nth-child(2) .pp-tier-seg:nth-child(1) {
  background: var(--teal);
}

.page-products .pp-tier:nth-child(2) .pp-tier-seg:nth-child(2) {
  background: var(--amber);
}

.page-products .pp-tier:nth-child(3) .pp-tier-seg:nth-child(1) {
  background: var(--teal);
}

.page-products .pp-tier:nth-child(3) .pp-tier-seg:nth-child(2) {
  background: var(--amber);
}

.page-products .pp-tier:nth-child(3) .pp-tier-seg:nth-child(3) {
  background: var(--red);
}

.page-products .pp-tier-name {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--snow);
}

.page-products .pp-tier-price {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--amber);
  line-height: 1.2;
}

.page-products .pp-tier-time {
  margin: 0;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--teal);
}

.page-products .pp-tier-list {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0.7rem 0 0;
  border-top: 1px solid var(--ridge);
  display: grid;
  gap: 0.35rem;
}

.page-products .pp-tier-list li {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pp-tier-media {
  margin: clamp(1.4rem, 3vw, 2.2rem) 0 0;
}

.page-products .pp-tier-media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--pp-hair);
  border-radius: var(--radius);
}

/* ---------- 多设备 ---------- */
.page-products .pp-devices {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  margin-top: clamp(1.4rem, 3vw, 2.2rem);
}

.page-products .pp-device-media {
  margin: 0;
  border: var(--pp-hair);
  border-radius: var(--radius);
  background: var(--rock);
  overflow: hidden;
}

.page-products .pp-device-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .pp-device-tall img {
  aspect-ratio: 3 / 4;
}

.page-products .pp-device-wide img {
  aspect-ratio: 3 / 2;
}

.page-products .pp-device-copy {
  display: grid;
  align-content: start;
  gap: 0.8rem;
}

.page-products .pp-device-copy h3 {
  margin: 0;
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  font-weight: 700;
  line-height: 1.45;
  color: var(--snow);
}

.page-products .pp-device-copy p {
  margin: 0;
  max-width: 56ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pp-device-copy a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-device-copy a:hover,
.page-products .pp-device-copy a:focus-visible {
  color: var(--red);
}

.page-products .pp-device-rule {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  padding: 0.85rem 1.1rem;
  border: var(--pp-hair);
  border-radius: var(--radius-sm);
  background: linear-gradient(100deg, rgba(215, 38, 61, 0.12), transparent 65%), var(--rock);
}

.page-products .pp-device-rule-value {
  margin: 0;
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  color: var(--red);
}

.page-products .pp-device-rule-label {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 开通流程 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: clamp(1.4rem, 3vw, 2.2rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
}

.page-products .pp-step {
  position: relative;
  padding: 1.4rem 1.2rem 1.2rem;
  border: var(--pp-hair);
  border-radius: var(--radius);
  background: var(--rock);
  display: grid;
  align-content: start;
  gap: 0.5rem;
}

.page-products .pp-step::before {
  content: "";
  position: absolute;
  top: 0;
  inset-inline-start: 1.2rem;
  width: 34px;
  height: 2px;
  background: var(--red);
}

.page-products .pp-step-num {
  display: inline-block;
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(215, 38, 61, 0.78);
  transform: skewX(-1.5deg);
}

.page-products .pp-step-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--snow);
}

.page-products .pp-step p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-picks {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  margin-top: var(--pp-gap);
}

.page-products .pp-pick-card {
  padding: 1rem 1.15rem;
  border: var(--pp-hair);
  border-inline-start: 3px solid var(--teal);
  border-radius: var(--radius-sm);
  background: linear-gradient(100deg, rgba(47, 191, 166, 0.1), transparent 62%);
}

.page-products .pp-pick-card:nth-child(2) {
  border-inline-start-color: var(--red);
  background: linear-gradient(100deg, rgba(215, 38, 61, 0.1), transparent 62%);
}

.page-products .pp-pick-label {
  margin: 0 0 0.35rem;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--snow);
}

.page-products .pp-pick-body {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 服务保障 ---------- */
.page-products .pp-svcs {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pp-gap);
  margin-top: clamp(1.4rem, 3vw, 2.2rem);
}

.page-products .pp-svc {
  padding: 1.15rem 1.2rem;
  border: var(--pp-hair);
  border-radius: var(--radius);
  background: var(--rock);
}

.page-products .pp-svc h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--snow);
}

.page-products .pp-svc p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-svc-foot {
  margin: clamp(1.2rem, 3vw, 1.8rem) 0 0;
  padding: 1rem 1.2rem;
  border: 1px solid var(--ridge);
  border-radius: var(--radius);
  background: var(--rock-deep);
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pp-svc-foot a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-svc-foot a:hover,
.page-products .pp-svc-foot a:focus-visible {
  color: var(--red);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .pp-hero-points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem 1.4rem;
  }
}

@media (min-width: 700px) {
  .page-products .pp-svcs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .pp-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-products .pp-tiers {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(1.5rem, 3.5vw, 3rem);
  }

  .page-products .pp-devices {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    grid-template-areas:
      "tall copy"
      "tall wide";
  }

  .page-products .pp-device-tall {
    grid-area: tall;
  }

  .page-products .pp-device-copy {
    grid-area: copy;
  }

  .page-products .pp-device-wide {
    grid-area: wide;
  }
}

@media (min-width: 1020px) {
  .page-products .pp-price-grid {
    grid-template-columns: minmax(0, 1fr) 292px;
    align-items: start;
  }

  .page-products .pp-pick {
    position: sticky;
    top: 6.5rem;
  }
}

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

  .page-products .pp-cat:nth-child(2) {
    margin-top: 2.1rem;
  }

  .page-products .pp-cat:nth-child(4) {
    margin-top: 2.1rem;
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-cat:hover {
    transform: none;
  }

  .page-products .pp-rail-list a,
  .page-products .pp-table tbody tr,
  .page-products .pp-cat {
    transition: none;
  }
}