.page-products {
  --pp-panel: linear-gradient(158deg, rgba(17, 28, 66, 0.92), rgba(10, 18, 48, 0.72));
  --pp-soft: rgba(43, 240, 208, 0.06);
  --pp-hair: rgba(34, 49, 95, 0.9);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 36px) 0 52px;
  background:
    radial-gradient(120% 82% at 88% -6%, rgba(43, 240, 208, 0.16), transparent 62%),
    radial-gradient(96% 72% at 6% 104%, rgba(122, 92, 255, 0.14), transparent 66%),
    var(--ink-950);
}

.page-products .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(34, 49, 95, 0.5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(34, 49, 95, 0.5) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 76%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 76%);
  pointer-events: none;
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  top: -22%;
  right: -22%;
  width: 62%;
  height: 126%;
  background: linear-gradient(152deg, rgba(43, 240, 208, 0.2), rgba(122, 92, 255, 0.07) 54%, transparent 72%);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 70%);
  pointer-events: none;
}

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

.page-products .pp-hero-grid {
  display: grid;
  gap: 36px;
  margin-top: 28px;
}

.page-products .pp-hero-kicker {
  display: inline-block;
  margin: 0 0 14px;
  padding: 6px 12px;
  border: 1px solid rgba(43, 240, 208, 0.42);
  border-radius: var(--radius-pill);
  color: var(--cyan-400);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-products .pp-hero h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(30px, 8vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--text-hi);
}

.page-products .pp-hero-lead {
  max-width: 60ch;
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-mid);
}

.page-products .pp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-products .pp-hero-side {
  padding: 20px 20px 8px;
  border: 1px solid var(--line-700);
  border-left: 2px solid var(--cyan-400);
  border-radius: var(--radius-md);
  background: var(--pp-panel);
  box-shadow: var(--shadow-card);
}

.page-products .pp-side-title {
  margin: 0 0 8px;
  color: var(--cyan-400);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.page-products .pp-side-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--pp-hair);
}

.page-products .pp-side-row:last-child {
  border-bottom: 0;
}

.page-products .pp-side-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-mid);
}

.page-products .pp-side-value {
  flex: none;
  font-size: 22px;
  font-weight: 700;
  color: var(--text-hi);
}

.page-products .pp-unit {
  margin-left: 2px;
  font-size: 12px;
  font-weight: 400;
  color: var(--text-mid);
}

/* ---------- 索引目录 ---------- */
.page-products .pp-index {
  border-top: 1px solid var(--pp-hair);
}

.page-products .pp-index-grid {
  display: grid;
  gap: 26px;
  margin-top: 30px;
}

.page-products .pp-index-list {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-index-link {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 16px 14px 18px;
  border-left: 2px solid var(--line-700);
  color: var(--text-hi);
  text-decoration: none;
  transition: border-color 0.22s ease, background-color 0.22s ease, transform 0.22s ease;
}

.page-products .pp-index-link:hover,
.page-products .pp-index-link:focus-visible {
  border-left-color: var(--cyan-400);
  background-color: var(--pp-soft);
  transform: translateX(3px);
}

.page-products .pp-idx-num {
  flex: none;
  min-width: 26px;
  color: var(--cyan-400);
  font-size: 13px;
}

.page-products .pp-idx-text {
  font-size: 15px;
  line-height: 1.5;
}

.page-products .pp-index-note {
  margin: 0;
}

/* ---------- 功能条目 ---------- */
.page-products .pp-features {
  padding-top: 8px;
}

.page-products .pp-feat {
  padding: 34px 0;
  border-top: 1px solid var(--pp-hair);
}

.page-products .pp-feat-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-products .pp-feat-num {
  flex: none;
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan-400);
  text-shadow: 0 0 18px rgba(43, 240, 208, 0.4);
}

.page-products .pp-feat-title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(21px, 5.4vw, 30px);
  line-height: 1.2;
  color: var(--text-hi);
}

.page-products .pp-feat-cols {
  display: grid;
  gap: 24px;
}

.page-products .pp-feat-body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-mid);
}

.page-products .pp-feat-body p:last-child {
  margin-bottom: 0;
}

.page-products .pp-feat-body a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 240, 208, 0.4);
}

.page-products .pp-feat-body a:hover,
.page-products .pp-feat-body a:focus-visible {
  border-bottom-color: var(--cyan-400);
}

.page-products .pp-feat-list {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-feat-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-hi);
}

.page-products .pp-feat-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 10px;
  height: 2px;
  background: var(--cyan-400);
}

.page-products .pp-feat-more {
  margin-top: 18px;
}

.page-products .pp-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line-700);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  object-fit: cover;
}

.page-products .pp-img--tall {
  border-radius: var(--radius-lg);
}

.page-products .pp-img--square {
  border-radius: var(--radius-lg);
}

/* ---------- 排名指标条 ---------- */
.page-products .pp-bars {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 18px;
  border: 1px solid var(--line-700);
  border-radius: var(--radius-md);
  background: var(--pp-panel);
}

.page-products .pp-bar {
  display: grid;
  grid-template-columns: 88px 1fr;
  align-items: center;
  gap: 12px;
}

.page-products .pp-bar-label {
  font-size: 13px;
  color: var(--text-mid);
}

.page-products .pp-bar-track {
  display: block;
  height: 8px;
  border-radius: var(--radius-pill);
  background: rgba(34, 49, 95, 0.8);
  overflow: hidden;
}

.page-products .pp-bar-fill {
  display: block;
  height: 100%;
  border-radius: var(--radius-pill);
}

.page-products .pp-bar-fill--cyan {
  width: 88%;
  background: linear-gradient(90deg, var(--cyan-700), var(--cyan-400));
}

.page-products .pp-bar-fill--violet {
  width: 62%;
  background: linear-gradient(90deg, rgba(122, 92, 255, 0.45), var(--violet-500));
}

.page-products .pp-bar-fill--orange {
  width: 44%;
  background: linear-gradient(90deg, rgba(255, 122, 47, 0.42), var(--orange-500));
}

/* ---------- 筛选关系图 ---------- */
.page-products .pp-schema {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
  margin: 24px 0 0;
}

.page-products .pp-schema line {
  stroke: rgba(43, 240, 208, 0.45);
  stroke-width: 1.4;
}

.page-products .pp-schema .pp-node {
  fill: rgba(17, 28, 66, 0.92);
  stroke: var(--line-700);
  stroke-width: 1;
}

.page-products .pp-schema .pp-node--result {
  stroke: var(--cyan-400);
}

.page-products .pp-schema text {
  fill: var(--text-mid);
  font-family: var(--font-mono);
  font-size: 11px;
}

/* ---------- 复盘结构卡 ---------- */
.page-products .pp-outline {
  padding: 22px;
  border: 1px solid var(--line-700);
  border-radius: var(--radius-lg);
  background: var(--pp-panel);
}

.page-products .pp-outline-title {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange-500);
}

.page-products .pp-outline-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-products .pp-outline-list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pp-hair);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-hi);
}

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

.page-products .pp-outline-list .mono {
  flex: none;
  color: var(--cyan-400);
  font-size: 13px;
}

/* ---------- 两端对照 ---------- */
.page-products .pp-compare {
  border-top: 1px solid var(--pp-hair);
}

.page-products .pp-compare-grid {
  display: grid;
  gap: 18px;
  margin-top: 30px;
}

.page-products .pp-compare-col {
  padding: 22px;
  border: 1px solid var(--line-700);
  border-radius: var(--radius-md);
  background: var(--ink-900);
}

.page-products .pp-compare-col--alt {
  border-color: rgba(43, 240, 208, 0.38);
  background: linear-gradient(160deg, rgba(14, 143, 125, 0.16), rgba(10, 18, 48, 0.72));
}

.page-products .pp-compare-head {
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--pp-hair);
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  color: var(--text-hi);
}

.page-products .pp-compare-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-compare-list li {
  font-size: 15px;
  line-height: 1.68;
  color: var(--text-mid);
}

.page-products .pp-compare-key {
  display: inline-block;
  min-width: 44px;
  margin-right: 8px;
  color: var(--cyan-400);
  font-size: 12px;
}

.page-products .pp-compare-foot {
  max-width: 68ch;
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-mid);
}

.page-products .pp-compare-foot a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 240, 208, 0.4);
}

/* ---------- 结尾行动区 ---------- */
.page-products .pp-cta {
  padding-bottom: 56px;
}

.page-products .pp-cta-panel {
  position: relative;
  overflow: hidden;
  padding: 32px 22px;
  border: 1px solid var(--line-700);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(140deg, rgba(43, 240, 208, 0.14), transparent 58%),
    linear-gradient(200deg, rgba(255, 122, 47, 0.12), transparent 62%),
    var(--ink-900);
}

.page-products .pp-cta-panel::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -46%;
  width: 54%;
  height: 150%;
  background: linear-gradient(160deg, rgba(122, 92, 255, 0.18), transparent 70%);
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 0 76%);
  pointer-events: none;
}

.page-products .pp-cta-title {
  position: relative;
  z-index: 1;
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(22px, 5.8vw, 34px);
  line-height: 1.2;
  color: var(--text-hi);
}

.page-products .pp-cta-text {
  position: relative;
  z-index: 1;
  max-width: 64ch;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-mid);
}

.page-products .pp-cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pp-hero {
    padding: calc(var(--header-h) + 52px) 0 68px;
  }

  .page-products .pp-index-grid {
    grid-template-columns: 1.5fr 1fr;
    gap: 40px;
    align-items: start;
  }

  .page-products .pp-index-list {
    gap: 6px;
  }

  .page-products .pp-compare-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .pp-cta-panel {
    padding: 44px 36px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero-grid {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 0.72fr);
    gap: 56px;
    align-items: start;
    margin-top: 40px;
  }

  .page-products .pp-feat {
    padding: 52px 0;
  }

  .page-products .pp-feat-head {
    margin-bottom: 26px;
  }

  .page-products .pp-feat-num {
    font-size: 34px;
  }

  .page-products .pp-feat-cols {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .pp-feat--flip .pp-feat-visual {
    order: -1;
  }

  .page-products .pp-feat-body p {
    font-size: 17px;
  }

  .page-products .pp-img--tall {
    max-width: 420px;
  }

  .page-products .pp-cta {
    padding-bottom: 80px;
  }

  .page-products .pp-cta-panel {
    padding: 56px 48px;
  }
}