.page-products {
  --px-rail-w: 236px;
  --px-violet-ink: #b9a6e8;
  --px-violet-line: rgba(110, 91, 166, 0.5);
  --px-violet-wash: rgba(110, 91, 166, 0.14);
}

/* ---------- 首屏 ---------- */
.page-products .px-hero {
  padding: clamp(26px, 5vw, 56px) 0 clamp(24px, 3.4vw, 40px);
  border-bottom: 1px solid var(--line);
}

.page-products .px-hero__label {
  margin: 0;
}

.page-products .px-display {
  margin: 18px 0 0;
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(34px, 8vw, 88px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-products .px-lead {
  max-width: 44ch;
  margin: 20px 0 0;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

.page-products .px-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  font-size: 13px;
  color: var(--muted);
}

.page-products .px-facts b {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--cyan);
  margin-right: 4px;
}

/* ---------- 双轴外壳 ---------- */
.page-products .px-shell {
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-products .px-rail {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--ink-deep);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-top: 12px;
  margin-bottom: 8px;
}

.page-products .px-rail__title {
  margin: 0 0 10px;
}

.page-products .px-map {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0 0 14px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-products .px-map::-webkit-scrollbar {
  display: none;
}

.page-products .px-map > li {
  flex: 0 0 auto;
}

.page-products .px-map a {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 158px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  text-decoration: none;
  color: var(--text);
  transition: border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-products .px-map a:hover,
.page-products .px-map a:focus-visible {
  border-color: var(--cyan);
  background: var(--teal);
}

.page-products .px-map__num {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-products .px-map__name {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.2;
}

.page-products .px-map__desc {
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- 模块 ---------- */
.page-products .px-mod {
  padding: clamp(34px, 5vw, 64px) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 118px;
}

.page-products .px-mod__no {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .px-mod__title {
  margin: 8px 0 0;
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(25px, 4.4vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .px-mod__verdict {
  max-width: 46ch;
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--cyan);
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.75;
  color: var(--text);
}

.page-products .px-note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .px-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(32, 227, 210, 0.45);
}

.page-products .px-note a:hover,
.page-products .px-note a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 图片 ---------- */
.page-products .px-media {
  margin: 26px 0 0;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
}

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

.page-products .px-media .media__cap {
  display: block;
  padding: 9px 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 步骤条 ---------- */
.page-products .px-steps {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .px-steps > li {
  position: relative;
  padding: 0 0 30px 52px;
  margin-left: 17px;
  border-left: 1px solid var(--line);
}

.page-products .px-steps > li:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-products .px-steps > li::before {
  counter-increment: pxstep;
  content: "0" counter(pxstep);
  position: absolute;
  left: -17px;
  top: 0;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--cyan);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.page-products .px-steps {
  counter-reset: pxstep;
}

.page-products .px-steps h3 {
  margin: 4px 0 0;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.3;
  color: var(--text);
}

.page-products .px-steps p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 折叠面板 ---------- */
.page-products .px-fold {
  margin-top: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-products .px-fold > summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
  transition: color 180ms var(--ease), background 180ms var(--ease);
}

.page-products .px-fold > summary::-webkit-details-marker {
  display: none;
}

.page-products .px-fold > summary::before {
  content: "+";
  color: var(--cyan);
  font-size: 14px;
  line-height: 1;
}

.page-products .px-fold[open] > summary::before {
  content: "\2013";
}

.page-products .px-fold > summary:hover,
.page-products .px-fold > summary:focus-visible {
  color: var(--text);
  background: var(--teal);
}

.page-products .px-fold[open] > summary {
  color: var(--text);
  border-bottom: 1px solid var(--line);
}

.page-products .px-fold > p {
  margin: 0;
  padding: 12px 13px 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 排名维度 ---------- */
.page-products .px-dims__lead {
  max-width: 46ch;
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .px-dims {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .px-dims > li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  align-items: baseline;
  padding: 15px 16px 17px;
  background: var(--panel);
}

.page-products .px-dims__k {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-products .px-dims__t {
  margin: 0;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.3;
  color: var(--text);
}

.page-products .px-dims__d {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 版本索引（灰紫分区） ---------- */
.page-products .px-mod--version {
  padding-left: clamp(14px, 3vw, 28px);
  padding-right: clamp(14px, 3vw, 28px);
  background: linear-gradient(180deg, var(--px-violet-wash), rgba(110, 91, 166, 0.02));
  border-top: 1px solid var(--px-violet-line);
}

.page-products .px-mod--version .px-mod__no {
  color: var(--px-violet-ink);
}

.page-products .px-mod--version .px-mod__title {
  color: var(--text);
}

.page-products .px-mod--version .px-mod__verdict {
  border-left-color: var(--px-violet-ink);
}

.page-products .px-version__lead {
  max-width: 48ch;
  margin: 26px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .px-vers {
  margin: 22px 0 0;
  border-top: 1px solid var(--px-violet-line);
}

.page-products .px-vers__item {
  border-bottom: 1px solid var(--px-violet-line);
}

.page-products .px-vers__sum {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
}

.page-products .px-vers__sum::-webkit-details-marker {
  display: none;
}

.page-products .px-vers__sum:hover .px-vers__name,
.page-products .px-vers__sum:focus-visible .px-vers__name {
  color: var(--px-violet-ink);
}

.page-products .px-vers__no {
  min-width: 52px;
  font-size: 15px;
  font-weight: 700;
  color: var(--px-violet-ink);
  border: 1px solid var(--px-violet-line);
  padding: 2px 8px;
  text-align: center;
}

.page-products .px-vers__name {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 16px;
  color: var(--text);
  transition: color 180ms var(--ease);
}

.page-products .px-vers__meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-products .px-vers__body {
  padding: 0 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .px-vers__body p {
  margin: 0;
  max-width: 52ch;
}

/* ---------- 窄屏栏目条 ---------- */
.page-products .px-switch {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .px-switch__item {
  background: var(--panel);
  padding: 18px 16px 20px;
}

.page-products .px-switch__k {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  border-bottom: 1px solid rgba(32, 227, 210, 0.5);
}

.page-products .px-switch__item h3 {
  margin: 10px 0 0;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.3;
  color: var(--text);
}

.page-products .px-switch__item p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 专栏 ---------- */
.page-products .px-cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .px-cols > li {
  background: var(--panel);
  padding: 18px 16px 20px;
  border-top: 2px solid transparent;
}

.page-products .px-cols > li:first-child {
  border-top-color: var(--orange);
}

.page-products .px-cols h3 {
  margin: 0;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
}

.page-products .px-cols p {
  margin: 9px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .px-cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin: 26px 0 0;
}

.page-products .px-cta-row__hint {
  font-size: 13px;
  color: var(--muted);
}

/* ---------- 常见组合 ---------- */
.page-products .px-mod--last .px-mod__verdict {
  border-left-color: var(--gold);
}

.page-products .px-combo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .px-combo > li {
  background: var(--ink-deep);
  padding: clamp(18px, 2.6vw, 28px);
}

.page-products .px-combo__label {
  margin: 0;
}

.page-products .px-combo h3 {
  margin: 12px 0 0;
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(19px, 2.6vw, 24px);
  line-height: 1.2;
  color: var(--text);
}

.page-products .px-combo p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .px-combo__time {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* ---------- 收尾 ---------- */
.page-products .px-tail {
  padding: clamp(30px, 4vw, 48px) 0 0;
}

.page-products .px-tail p {
  max-width: 56ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-products .px-tail a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(32, 227, 210, 0.45);
}

.page-products .px-tail a:hover,
.page-products .px-tail a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-products .px-dims {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .px-switch {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .px-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 1000px) {
  .page-products .px-rail {
    position: sticky;
    top: 24px;
    background: transparent;
    border-top: none;
    border-bottom: none;
    border-left: 1px solid var(--line);
    padding: 4px 0 0 20px;
    margin-bottom: 0;
  }

  .page-products .px-map {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .px-map a {
    min-width: 0;
    border: none;
    border-bottom: 1px solid var(--line);
    background: transparent;
    padding: 12px 0;
  }

  .page-products .px-map a:hover,
  .page-products .px-map a:focus-visible {
    background: transparent;
    border-bottom-color: var(--cyan);
  }

  .page-products .px-shell {
    display: grid;
    grid-template-columns: var(--px-rail-w) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 64px);
    align-items: start;
    padding-top: clamp(24px, 3vw, 40px);
  }

  .page-products .px-mod {
    scroll-margin-top: 40px;
  }

  .page-products .px-steps > li {
    padding-left: 64px;
  }
}

@media (min-width: 1180px) {
  .page-products .px-dims {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .px-map a,
  .page-products .px-fold > summary,
  .page-products .px-vers__name {
    transition: none;
  }
}