.page-products {
  --fn-pad: 20px;
  --fn-max: 1160px;
  --anchor: var(--red);
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-17);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.15;
  color: var(--paper);
  margin: 0;
}

.page-products .fn-wrap {
  width: 100%;
  max-width: var(--fn-max);
  margin-inline: auto;
  padding-inline: var(--fn-pad);
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */
.page-products .fn-hero {
  padding-block: 24px 8px;
  background:
    repeating-linear-gradient(105deg, rgba(226, 38, 43, 0.07) 0 2px, transparent 2px 26px),
    var(--ink);
}

.page-products .fn-h1 {
  position: relative;
  display: inline-block;
  margin: 14px 0 0;
  padding: 8px 14px 10px;
  font-size: var(--fs-40);
  letter-spacing: -0.01em;
  z-index: 0;
}

.page-products .fn-h1 span {
  position: relative;
  z-index: 1;
  color: var(--paper);
}

.page-products .fn-h1::before {
  content: "";
  position: absolute;
  inset: 6% -8px 4% -10px;
  background: linear-gradient(100deg, var(--red) 0%, var(--red) 58%, var(--red-deep) 100%);
  transform: skewX(-7deg);
  z-index: 0;
}

.page-products .fn-lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: var(--fs-17);
  color: var(--text);
}

.page-products .fn-keys {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--paper);
  text-transform: uppercase;
}

.page-products .fn-keys li {
  display: flex;
  align-items: center;
  gap: 7px;
  border-bottom: 2px solid var(--line);
  padding-bottom: 5px;
}

.page-products .fn-keys__no {
  color: var(--lime);
}

.page-products .fn-herofig {
  margin: 26px 0 0;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--panel);
}

.page-products .fn-herofig img,
.page-products .fn-widefig img,
.page-products .fn-splitfig img,
.page-products .fn-fitfig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 主体栅格 ---------- */
.page-products .fn-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-block: 40px 64px;
}

.page-products .fn-rail {
  display: none;
}

.page-products .fn-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-products .fn-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .fn-rail__link {
  display: block;
  padding: 8px 0 8px 12px;
  border-left: 2px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
  transition: color 160ms linear, border-color 160ms linear;
}

.page-products .fn-rail__link:hover,
.page-products .fn-rail__link:focus-visible {
  color: var(--paper);
  border-left-color: var(--red);
}

.page-products .fn-rail__link[data-active="true"] {
  color: var(--lime);
  border-left-color: var(--lime);
}

/* ---------- 章节 ---------- */
.page-products .fn-flow {
  min-width: 0;
}

.page-products .fn-sec {
  position: relative;
  padding: 32px 0 20px 16px;
  border-left: 6px solid var(--anchor);
}

.page-products .fn-sec + .fn-sec {
  margin-top: 44px;
}

.page-products .fn-sec--red { --anchor: var(--red); }
.page-products .fn-sec--cyan { --anchor: var(--cyan); }
.page-products .fn-sec--orange { --anchor: var(--orange); }
.page-products .fn-sec--lime { --anchor: var(--lime); }
.page-products .fn-sec--ghost { --anchor: var(--line); }

.page-products .fn-sec__head {
  margin-bottom: 20px;
}

.page-products .fn-sec__no {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-products .fn-sec__title {
  margin: 8px 0 0;
  font-size: var(--fs-24);
}

.page-products .fn-sec__lede {
  margin: 10px 0 0;
  max-width: 54ch;
  font-size: var(--fs-14);
  color: var(--text);
}

.page-products .fn-copy p {
  margin: 0 0 16px;
  max-width: 62ch;
}

.page-products .fn-copy p:last-child {
  margin-bottom: 0;
}

/* ---------- 分栏 ---------- */
.page-products .fn-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.page-products .fn-splitfig,
.page-products .fn-fitfig,
.page-products .fn-widefig {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: 5px 5px 0 0 var(--red-deep);
}

.page-products .fn-widefig {
  margin-top: 24px;
}

.page-products .media__caption,
.page-products .fn-splitfig figcaption,
.page-products .fn-fitfig figcaption {
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.03em;
  color: var(--muted);
  background: var(--panel);
  border-top: 2px solid var(--line);
}

/* ---------- 订阅面板 ---------- */
.page-products .fn-panel {
  margin-top: 24px;
  padding: 18px 14px;
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: 6px 6px 0 0 var(--red-deep);
}

.page-products .fn-cap {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-products .fn-picks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.page-products .fn-pick {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 108px;
  padding: 10px 12px;
  border: 2px solid var(--line);
  background: var(--ink);
  color: var(--muted);
}

.page-products .fn-pick__code {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.06em;
}

.page-products .fn-pick__name {
  font-size: var(--fs-12);
  line-height: 1.4;
}

.page-products .fn-pick.is-on {
  border-color: var(--red);
  background: rgba(198, 255, 61, 0.12);
  color: var(--paper);
  box-shadow: 4px 4px 0 0 var(--red-deep);
}

.page-products .fn-pick.is-on .fn-pick__code {
  color: var(--lime);
}

.page-products .fn-count {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--text);
}

.page-products .fn-count b {
  font-size: var(--fs-24);
  color: var(--lime);
}

/* ---------- 检索流程 ---------- */
.page-products .fn-stepsflow {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--line);
}

.page-products .fn-stepsflow li {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-14);
  align-items: baseline;
}

.page-products .fn-stepsflow__k {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* ---------- 主客场反白块 ---------- */
.page-products .fn-bright {
  margin: 26px 0;
  padding: 20px 16px;
  background: var(--paper);
  color: #171a20;
  border-left: 6px solid var(--red);
  box-shadow: 8px 8px 0 0 var(--red);
}

.page-products .fn-bright .fn-cap {
  color: #4a505c;
}

.page-products .fn-bright__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 6px 14px;
  padding-bottom: 10px;
  margin-bottom: 18px;
  border-bottom: 2px solid #171a20;
}

.page-products .fn-bright__stamp {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: #4a505c;
}

.page-products .fn-vs {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.page-products .fn-vs__side--home {
  padding-right: 12px;
}

.page-products .fn-vs__side--away {
  padding-left: 12px;
  border-left: 2px solid #171a20;
}

.page-products .fn-vs__team {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.08em;
  font-weight: 700;
}

.page-products .fn-vs__side--home .fn-vs__team {
  color: var(--red-deep);
}

.page-products .fn-vs__side--away .fn-vs__team {
  color: #0b7c9b;
}

.page-products .fn-vs__item {
  margin-bottom: 14px;
}

.page-products .fn-vs__item:last-child {
  margin-bottom: 0;
}

.page-products .fn-vs__k {
  display: block;
  font-size: var(--fs-12);
  color: #4a505c;
  line-height: 1.4;
}

.page-products .fn-vs__track {
  height: 10px;
  margin: 4px 0 5px;
  background: #dad4c8;
}

.page-products .fn-vs__track i {
  display: block;
  height: 100%;
  width: var(--w, 0%);
}

.page-products .fn-vs__side--home .fn-vs__track i {
  background: var(--red);
}

.page-products .fn-vs__side--away .fn-vs__track i {
  background: #0b7c9b;
}

.page-products .fn-vs__v {
  font-family: var(--font-mono);
  font-size: var(--fs-17);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .fn-bright__note {
  margin: 18px 0 0;
  padding-top: 12px;
  border-top: 1px dashed #b9b2a5;
  font-size: var(--fs-12);
  color: #4a505c;
}

/* ---------- 使用记录 ---------- */
.page-products .fn-log {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 2px solid var(--line);
}

.page-products .fn-log li {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-14);
}

.page-products .fn-log time {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.03em;
  color: var(--muted);
}

/* ---------- 人群 ---------- */
.page-products .fn-fit {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .fn-fit li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 2px solid var(--line);
}

.page-products .fn-fit li:last-child {
  border-bottom: 2px solid var(--line);
}

.page-products .fn-fit b {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--cyan);
  line-height: 1.6;
}

.page-products .fn-fit h3 {
  margin: 0 0 6px;
  font-size: var(--fs-17);
}

.page-products .fn-fit p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
}

/* ---------- 三步 ---------- */
.page-products .fn-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin-top: 20px;
  border-top: 2px solid var(--line);
}

.page-products .fn-step {
  display: block;
  padding: 18px 14px 20px;
  border-bottom: 2px solid var(--line);
  border-left: 2px solid transparent;
  text-decoration: none;
  color: inherit;
  transition: border-color 160ms linear, background 160ms linear;
}

.page-products .fn-step:hover,
.page-products .fn-step:focus-visible {
  border-left-color: var(--red);
  background: rgba(226, 38, 43, 0.08);
}

.page-products .fn-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-40);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--red);
}

.page-products .fn-step__title {
  margin: 12px 0 6px;
  font-size: var(--fs-17);
}

.page-products .fn-step p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
}

.page-products .fn-perf {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 32px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 2px solid var(--line);
}

.page-products .fn-perf b {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-24);
  line-height: 1.2;
  color: var(--lime);
}

.page-products .fn-perf span {
  display: block;
  margin-top: 2px;
  font-size: var(--fs-12);
  color: var(--muted);
  line-height: 1.5;
}

/* ---------- 收尾 ---------- */
.page-products .fn-cta {
  margin-top: 48px;
  padding: 24px 18px;
  background: var(--wine);
  border: 2px solid var(--red-deep);
  box-shadow: 8px 8px 0 0 var(--ink);
}

.page-products .fn-cta__title {
  font-size: var(--fs-24);
}

.page-products .fn-cta__text {
  margin: 12px 0 18px;
  font-size: var(--fs-14);
  max-width: 58ch;
  color: var(--paper);
}

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

.page-products .fn-cta__links {
  list-style: none;
  margin: 20px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid rgba(244, 241, 234, 0.25);
  display: grid;
  gap: 8px;
  font-size: var(--fs-14);
}

.page-products .fn-cta__links a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 2px solid var(--red);
  padding-bottom: 1px;
}

.page-products .fn-cta__links a:hover,
.page-products .fn-cta__links a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-products {
    --fn-pad: 40px;
  }

  .page-products .fn-hero {
    padding-block: 32px 8px;
  }

  .page-products .fn-sec {
    padding: 40px 0 24px 24px;
  }

  .page-products .fn-sec + .fn-sec {
    margin-top: 56px;
  }

  .page-products .fn-sec__title {
    font-size: var(--fs-40);
  }

  .page-products .fn-split {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.9fr);
    gap: 28px;
  }

  .page-products .fn-split--rev {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.35fr);
  }

  .page-products .fn-bright {
    padding: 28px 26px;
  }

  .page-products .fn-vs__side--home {
    padding-right: 22px;
  }

  .page-products .fn-vs__side--away {
    padding-left: 22px;
  }

  .page-products .fn-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 2px solid var(--line);
  }

  .page-products .fn-step {
    border-bottom: 0;
    border-right: 2px solid var(--line);
  }

  .page-products .fn-step:last-child {
    border-right: 0;
  }

  .page-products .fn-cta {
    padding: 32px 28px;
  }

  .page-products .fn-cta__title {
    font-size: var(--fs-40);
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1040px) {
  .page-products {
    --fn-pad: 64px;
  }

  .page-products .fn-body {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 56px;
    padding-block: 56px 80px;
  }

  .page-products .fn-rail {
    display: block;
    position: sticky;
    top: calc(var(--cmd-h) + 24px);
    align-self: start;
  }

  .page-products .fn-log li {
    grid-template-columns: 120px minmax(0, 1fr);
  }

  .page-products .fn-keys {
    gap: 8px 28px;
  }
}

完毕。

.page-products {
  --w: 1rem;
}