.page-products {
  background: var(--ink-900);
  color: var(--mist-100);
  font-family: var(--font-body);
  padding-bottom: 88px;
  overflow-x: hidden;
}

.page-products .shell {
  max-width: 1300px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ---------- 面包屑 ---------- */
.page-products .pd-crumbs { padding-top: 20px; }
.page-products .crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel-500);
}
.page-products .crumbs a {
  color: var(--steel-500);
  text-decoration: none;
  transition: color 160ms var(--ease);
}
.page-products .crumbs a:hover,
.page-products .crumbs a:focus-visible { color: var(--lime-400); }

/* ---------- 首屏 ---------- */
.page-products .pd-hero { padding: 26px 0 48px; }
.page-products .pd-hero__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-products .pd-hero__rail {
  position: static;
  border-left: 2px solid var(--lime-line);
  padding-left: 16px;
}
.page-products .pd-hero__railtag {
  margin: 4px 0 14px;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-products .pd-index {
  display: grid;
  gap: 2px;
  margin-bottom: 18px;
}
.page-products .pd-index a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 7px 0;
  font-size: 13px;
  color: var(--steel-500);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-soft);
  transition: color 160ms var(--ease), padding-left 160ms var(--ease);
}
.page-products .pd-index a .index {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--steel-700);
  letter-spacing: 0.04em;
}
.page-products .pd-index a:hover,
.page-products .pd-index a:focus-visible {
  color: var(--lime-400);
  padding-left: 4px;
}
.page-products .pd-index a:hover .index,
.page-products .pd-index a:focus-visible .index { color: var(--lime-400); }

.page-products .pd-rail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pd-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(34px, 8vw, 62px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--white);
}
.page-products .pd-hero__lede {
  margin: 0 0 22px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist-100);
  opacity: 0.88;
}
.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}
.page-products .pd-hero__actions .btn { text-decoration: none; }

.page-products .pd-hero__shot {
  margin: 0 0 24px;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
}
.page-products .pd-hero__shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .shot__cap {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--steel-500);
  background: rgba(11, 31, 26, 0.86);
}

.page-products .pd-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .pd-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border-radius: var(--r-sm);
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  font-size: 12px;
  color: var(--steel-500);
  letter-spacing: 0.04em;
}
.page-products .pd-hero__stats .num {
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1;
  color: var(--lime-400);
}

/* ---------- 通用章节 ---------- */
.page-products .pd-sec { padding: 52px 0; }
.page-products .pd-sec--ink {
  background: linear-gradient(180deg, rgba(18, 53, 43, 0.92), rgba(11, 31, 26, 0.96));
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.page-products .pd-sec--last { padding-bottom: 0; }

.page-products .pd-sec__head { margin-bottom: 28px; }
.page-products .pd-sec__title {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(26px, 5.4vw, 42px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--white);
  max-width: 22ch;
}
.page-products .pd-sec__lede {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel-500);
}
.page-products .pd-sec__lede a,
.page-products .pd-tip a,
.page-products .pd-history a,
.page-products .pd-feedback__card a {
  color: var(--lime-400);
  text-decoration: none;
  border-bottom: 1px solid var(--lime-line);
}
.page-products .pd-sec__lede a:hover,
.page-products .pd-tip a:hover,
.page-products .pd-history a:hover,
.page-products .pd-feedback__card a:hover { color: var(--lime-300); }

/* ---------- 四个场景 ---------- */
.page-products .pd-scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-products .pd-scene {
  position: relative;
  padding: 22px 20px 20px;
  border-radius: var(--r-md);
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  transition: transform 200ms var(--ease), border-color 200ms var(--ease);
}
.page-products .pd-scene:hover {
  transform: translateY(-3px);
  border-color: var(--lime-line);
}
.page-products .pd-scene__no {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-900);
  background: var(--lime-400);
  border-radius: var(--r-pill);
  padding: 3px 10px;
}
.page-products .pd-scene h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}
.page-products .pd-scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--steel-500);
}

/* ---------- 新旧对照 ---------- */
.page-products .pd-compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-products .pd-compare__col {
  padding: 22px 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
}
.page-products .pd-compare__col--old {
  background: var(--steel-700);
}
.page-products .pd-compare__col--new {
  background: var(--ink-800);
  border-color: var(--lime-line);
  box-shadow: inset 3px 0 0 0 var(--lime-400);
}
.page-products .pd-compare__tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 12px;
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist-100);
  background: rgba(233, 241, 238, 0.1);
}
.page-products .pd-compare__tag--new {
  color: var(--ink-900);
  background: var(--lime-400);
}
.page-products .pd-compare__col h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.3;
  color: var(--white);
}
.page-products .pd-compare__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-products .pd-compare__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist-100);
  opacity: 0.85;
}
.page-products .pd-compare__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--steel-500);
}
.page-products .pd-compare__col--new .pd-compare__list li::before { background: var(--lime-400); }

.page-products .pd-compare__shot {
  margin: 22px 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
}
.page-products .pd-compare__shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 对照表 ---------- */
.page-products .pd-diff {
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  overflow: hidden;
}
.page-products .pd-diff__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.page-products .pd-diff__caption {
  padding: 14px 16px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--steel-500);
  border-bottom: 1px solid var(--line-soft);
}
.page-products .pd-diff__table th,
.page-products .pd-diff__table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
  border-bottom: 1px solid var(--line-soft);
}
.page-products .pd-diff__table thead th {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--steel-500);
  font-weight: 400;
}
.page-products .pd-diff__table tbody th {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist-100);
  font-weight: 400;
  white-space: nowrap;
}
.page-products .pd-diff__table td { color: var(--steel-500); }
.page-products .pd-diff__table tbody tr:last-child th,
.page-products .pd-diff__table tbody tr:last-child td { border-bottom: 0; }
.page-products .pd-diff__table tbody tr {
  transition: background 160ms var(--ease);
}
.page-products .pd-diff__table tbody tr:hover { background: rgba(183, 243, 74, 0.06); }
.page-products .pd-diff__table td:last-child { color: var(--lime-300); }

/* ---------- 六个模块 ---------- */
.page-products .pd-mods {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-products .pd-mod {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 18px;
  border-radius: var(--r-md);
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  transition: transform 200ms var(--ease), border-color 200ms var(--ease);
}
.page-products .pd-mod:hover {
  transform: translateY(-2px);
  border-color: var(--lime-line);
}
.page-products .pd-mod__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--lime-400);
  padding-top: 3px;
}
.page-products .pd-mod__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--white);
}
.page-products .pd-mod__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--steel-500);
}
.page-products .pd-mod__shot {
  margin: 16px 0 0;
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-900);
}
.page-products .pd-mod__shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 下载步骤 ---------- */
.page-products .pd-steps {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  counter-reset: pdstep;
}
.page-products .pd-step {
  padding: 20px 18px;
  border-radius: var(--r-md);
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--lime-400);
}
.page-products .pd-step__no {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--lime-400);
}
.page-products .pd-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--white);
}
.page-products .pd-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--steel-500);
}

.page-products .pd-tip {
  padding: 20px 18px;
  border-radius: var(--r-md);
  background: var(--ink-800);
}
.page-products .pd-tip__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 16px;
  color: var(--lime-300);
}
.page-products .pd-tip p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--steel-500);
}

/* ---------- 刷新与回看 ---------- */
.page-products .pd-refresh {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.page-products .pd-tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-products .pd-tier {
  padding: 20px 18px;
  border-radius: var(--r-md);
  background: rgba(11, 31, 26, 0.6);
  border: 1px solid var(--line-soft);
}
.page-products .pd-tier--live {
  border-color: var(--lime-line);
  box-shadow: inset 0 3px 0 0 var(--lime-400);
}
.page-products .pd-tier__val {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--white);
}
.page-products .pd-tier--live .pd-tier__val { color: var(--lime-400); }
.page-products .pd-tier h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 16px;
  color: var(--mist-100);
}
.page-products .pd-tier p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel-500);
}

.page-products .pd-refresh__shot {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-900);
  align-self: start;
}
.page-products .pd-refresh__shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pd-history {
  margin-top: 26px;
  padding: 24px 20px;
  border-radius: var(--r-lg);
  background: var(--mist-100);
  color: var(--ink-900);
}
.page-products .pd-history__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}
.page-products .pd-history p {
  margin: 0 0 12px;
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--steel-700);
}
.page-products .pd-history p:last-child { margin-bottom: 0; }
.page-products .pd-history a {
  color: var(--ink-700);
  border-bottom-color: var(--lime-400);
  border-bottom-width: 2px;
}
.page-products .pd-history a:hover { color: var(--flare-500); }

/* ---------- 设备与场景 ---------- */
.page-products .pd-devices {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.page-products .pd-devices__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-products .pd-device {
  padding: 18px;
  border-radius: var(--r-md);
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--steel-700);
  transition: border-color 180ms var(--ease);
}
.page-products .pd-device:hover { border-top-color: var(--lime-400); }
.page-products .pd-device h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--white);
}
.page-products .pd-device p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--steel-500);
}
.page-products .pd-devices__shot {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  align-self: start;
}
.page-products .pd-devices__shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 反馈 ---------- */
.page-products .pd-feedback {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-products .pd-feedback__card {
  padding: 22px 20px;
  border-radius: var(--r-md);
  background: var(--ink-800);
  border: 1px solid var(--lime-line);
  border-left: 3px solid var(--flare-500);
}
.page-products .pd-feedback__card--soft {
  background: rgba(11, 31, 26, 0.7);
  border-color: var(--line-soft);
  border-left-color: var(--steel-700);
}
.page-products .pd-feedback__label {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--steel-500);
}
.page-products .pd-copy {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 10px 16px;
  margin-bottom: 14px;
  border-radius: var(--r-pill);
  background: rgba(183, 243, 74, 0.1);
  border: 1px solid var(--lime-line);
  color: var(--lime-300);
  font-family: var(--font-mono);
  font-size: 13px;
  cursor: pointer;
  transition: background 160ms var(--ease), border-color 160ms var(--ease);
}
.page-products .pd-copy:hover {
  background: rgba(183, 243, 74, 0.18);
  border-color: var(--lime-400);
}
.page-products .pd-copy:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: 2px;
}
.page-products .pd-copy[data-copied] .pd-copy__hint { color: var(--lime-400); }
.page-products .pd-copy__hint {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--steel-500);
}
.page-products .pd-feedback__meta {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.72;
  color: var(--steel-500);
}
.page-products .pd-feedback__meta:last-child { margin-bottom: 0; }
.page-products .pd-feedback__card--soft p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.76;
  color: var(--steel-500);
}
.page-products .pd-feedback__card--soft p:last-child { margin-bottom: 0; }

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-products .shell {
    padding-left: 32px;
    padding-right: 32px;
  }
  .page-products .pd-hero__stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-products .pd-scenes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pd-compare { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pd-mods { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pd-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-products .pd-tiers { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-products .pd-devices__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pd-feedback { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pd-diff__table { font-size: 14px; }
}

/* ---------- 桌面：左右分屏 ---------- */
@media (min-width: 1000px) {
  .page-products { padding-bottom: 110px; }

  .page-products .pd-hero { padding: 34px 0 64px; }
  .page-products .pd-hero__split {
    grid-template-columns: minmax(210px, 3fr) minmax(0, 9fr);
    gap: 44px;
    align-items: start;
  }
  .page-products .pd-hero__rail {
    position: sticky;
    top: calc(var(--head-h) + 24px);
  }
  .page-products .pd-hero__title { font-size: clamp(44px, 4.4vw, 66px); }

  .page-products .pd-sec { padding: 72px 0; }

  .page-products .pd-refresh {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }
  .page-products .pd-tiers { grid-template-columns: 1fr; }
  .page-products .pd-tier {
    display: grid;
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 6px 20px;
    align-items: baseline;
    padding: 18px 20px;
  }
  .page-products .pd-tier__val { margin: 0; }
  .page-products .pd-tier h3 { grid-column: 2; margin: 0 0 6px; }
  .page-products .pd-tier p { grid-column: 2; }

  .page-products .pd-devices {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-products .pd-mods { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .page-products .pd-history { padding: 34px 32px; }

  .page-products .pd-diff__table th,
  .page-products .pd-diff__table td { padding: 14px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-scene,
  .page-products .pd-mod,
  .page-products .pd-device,
  .page-products .pd-index a,
  .page-products .pd-copy,
  .page-products .pd-diff__table tbody tr,
  .page-products .crumbs a {
    transition: none;
  }
  .page-products .pd-scene:hover,
  .page-products .pd-mod:hover { transform: none; }
}
<<<END>>>