.page-products {
  --pf-radius: 2px;
  --pf-card-lift: -4px;
  background: var(--hy-paper);
  color: var(--hy-ink);
  font-family: var(--hy-font-sans);
  font-size: 16px;
  line-height: 1.75;
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-products .pf-crumb {
  padding-top: 20px;
  padding-bottom: 4px;
}

/* ---------- 区块节奏 ---------- */
.page-products .pf-band {
  padding: 56px 0;
}

.page-products .pf-band--white {
  background: var(--hy-white);
  border-top: 1px solid var(--hy-line);
  border-bottom: 1px solid var(--hy-line);
}

.page-products .pf-band--mist {
  background: var(--hy-mist);
}

.page-products .pf-band--ink {
  background: var(--hy-ink);
  color: var(--hy-paper);
}

.page-products .pf-band--ink .hy-h3,
.page-products .pf-band--ink .hy-h2 {
  color: var(--hy-white);
}

.page-products .pf-head {
  margin-bottom: 32px;
}

.page-products .pf-head .hy-note {
  margin-top: 12px;
  max-width: 68ch;
}

.page-products .hy-kicker {
  color: var(--hy-teal-deep);
}

.page-products .pf-kicker--light {
  color: var(--hy-gold);
}

.page-products .pf-note--light {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(247, 247, 245, 0.72);
  max-width: 68ch;
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  display: grid;
  gap: 32px;
  padding-top: 24px;
  padding-bottom: 48px;
}

.page-products .pf-hero__text {
  max-width: 40ch;
}

.page-products .pf-hero__text .hy-lead {
  margin-top: 16px;
}

.page-products .pf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 0;
}

.page-products .pf-hero__facts {
  list-style: none;
  margin: 28px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--hy-line);
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--hy-teal-deep);
}

.page-products .pf-hero__facts .hy-mono {
  color: var(--hy-red);
  font-weight: 700;
  margin-right: 4px;
}

.page-products .pf-hero__figure {
  margin: 0;
}

/* ---------- 六张索引卡 ---------- */
.page-products .pf-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pf-card {
  position: relative;
  background: var(--hy-white);
  border: 1px solid var(--hy-line);
  border-radius: var(--pf-radius);
  padding: 20px 20px 22px;
  transition: transform var(--hy-dur) var(--hy-ease), border-color var(--hy-dur) var(--hy-ease),
    box-shadow var(--hy-dur) var(--hy-ease);
}

.page-products .pf-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 3px;
  width: 0;
  background: var(--hy-red);
  transition: width var(--hy-dur) var(--hy-ease);
}

.page-products .pf-card:hover,
.page-products .pf-card:focus-within,
.page-products .pf-card:focus {
  transform: translateY(var(--pf-card-lift));
  border-color: rgba(215, 38, 61, 0.42);
}

.page-products .pf-card:hover::after,
.page-products .pf-card:focus-within::after,
.page-products .pf-card:focus::after {
  width: 56px;
}

.page-products .pf-card__num {
  display: block;
  color: var(--hy-gold);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.page-products .pf-card .hy-h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.page-products .pf-card p {
  margin: 0;
  font-size: 15px;
  color: var(--hy-ink-2);
}

.page-products .pf-card__more {
  margin-top: 12px !important;
  padding-top: 12px;
  border-top: 1px dashed var(--hy-line);
  font-size: 14px !important;
  color: var(--hy-teal-deep) !important;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 220ms var(--hy-ease), opacity 220ms var(--hy-ease), padding-top 220ms var(--hy-ease);
}

.page-products .pf-card:hover .pf-card__more,
.page-products .pf-card:focus-within .pf-card__more,
.page-products .pf-card:focus .pf-card__more {
  max-height: 200px;
  opacity: 1;
}

/* ---------- 三种查找方式 ---------- */
.page-products .pf-find {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pf-find__col {
  background: var(--hy-mist);
  border: 1px solid var(--hy-line);
  border-radius: var(--pf-radius);
  padding: 22px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .pf-find__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--hy-teal);
  border-radius: var(--pf-radius);
  color: var(--hy-teal-deep);
  background: var(--hy-paper);
}

.page-products .pf-find__col .hy-h3 {
  margin: 0;
  font-size: 20px;
}

.page-products .pf-find__col p {
  margin: 0;
  font-size: 15px;
  color: var(--hy-ink-2);
}

.page-products .pf-find__col .hy-figure {
  margin: 4px 0 0;
}

.page-products .pf-find__col .pf-detail {
  margin-top: auto;
}

.page-products .pf-detail {
  border-top: 1px solid var(--hy-line);
  padding-top: 10px;
  font-size: 14px;
  color: var(--hy-teal-deep);
}

.page-products .pf-detail summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--hy-red-dark);
  letter-spacing: 0.02em;
  list-style: none;
}

.page-products .pf-detail summary::-webkit-details-marker {
  display: none;
}

.page-products .pf-detail summary::before {
  content: "+";
  display: inline-block;
  width: 16px;
  font-family: var(--hy-font-mono);
  color: var(--hy-red);
}

.page-products .pf-detail[open] summary::before {
  content: "–";
}

.page-products .pf-detail p {
  margin: 10px 0 0;
  color: var(--hy-teal-deep) !important;
}

.page-products .pf-detail--light {
  border-top-color: rgba(247, 247, 245, 0.22);
}

.page-products .pf-detail--light summary {
  color: var(--hy-gold);
}

.page-products .pf-detail--light p {
  color: rgba(247, 247, 245, 0.82) !important;
}

.page-products .pf-detail__body .hy-mono {
  color: var(--hy-gold);
  margin-right: 6px;
}

/* ---------- 帮助地图 ---------- */
.page-products .pf-map {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pf-map__text p {
  margin: 0 0 14px;
  max-width: 62ch;
  color: var(--hy-ink-2);
}

.page-products .pf-map__nodes {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pf-map__nodes li {
  border: 1px solid var(--hy-teal);
  border-radius: var(--pf-radius);
  padding: 4px 10px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--hy-teal-deep);
  background: var(--hy-glass-strong);
}

.page-products .pf-map__cta {
  margin: 24px 0 0 !important;
}

.page-products .pf-map__figure {
  margin: 0;
}

/* ---------- 跨设备 ---------- */
.page-products .pf-device {
  position: relative;
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1fr);
  margin-bottom: 32px;
}

.page-products .pf-device__screen {
  background: var(--hy-glass-strong);
  border: 1px solid var(--hy-line);
  border-radius: var(--pf-radius);
  padding: 14px;
  backdrop-filter: blur(10px);
}

.page-products .pf-device__screen--desk {
  box-shadow: 12px 12px 0 rgba(91, 124, 141, 0.12);
}

.page-products .pf-device__screen--phone {
  background: var(--hy-glass);
  border-color: var(--hy-teal);
  max-width: 320px;
}

.page-products .pf-device__bar {
  display: block;
  height: 6px;
  width: 62%;
  background: var(--hy-teal);
  opacity: 0.45;
  margin-bottom: 12px;
}

.page-products .pf-device__bar--short {
  width: 40%;
}

.page-products .pf-device__screen ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-products .pf-device__screen li {
  font-size: 13px;
  padding: 7px 10px;
  border: 1px solid var(--hy-line);
  border-radius: var(--pf-radius);
  background: var(--hy-white);
  color: var(--hy-ink-2);
}

.page-products .pf-device__screen li.is-marked {
  border-color: var(--hy-red);
  color: var(--hy-red-dark);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .pf-multi {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--hy-line);
  padding-top: 28px;
}

.page-products .pf-multi__item .hy-h3 {
  margin: 0 0 8px;
  font-size: 19px;
}

.page-products .pf-multi__item p {
  margin: 0;
  font-size: 15px;
  color: var(--hy-ink-2);
}

/* ---------- 小屏适配 ---------- */
.page-products .pf-widths {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 10px;
  margin-bottom: 32px;
}

.page-products .pf-widths__bar {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 56px;
  border: 1px solid var(--hy-teal);
  border-radius: var(--pf-radius);
  background: var(--hy-mist);
  color: var(--hy-teal-deep);
  font-size: 12px;
}

.page-products .pf-widths__bar--xl {
  flex: 1 1 200px;
}

.page-products .pf-widths__bar--lg {
  flex: 1 1 160px;
}

.page-products .pf-widths__bar--md {
  flex: 1 1 120px;
}

.page-products .pf-widths__bar--sm {
  flex: 1 1 88px;
}

.page-products .pf-widths__bar--xs {
  flex: 0 1 72px;
  border: 2px solid var(--hy-red);
  background: var(--hy-red-soft);
  color: var(--hy-red-dark);
  font-weight: 700;
}

.page-products .pf-screens {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pf-screens__col .hy-h3 {
  margin: 0 0 8px;
  font-size: 19px;
}

.page-products .pf-screens__col p {
  margin: 0;
  font-size: 15px;
  color: var(--hy-ink-2);
}

.page-products .pf-screens__figure {
  margin: 32px 0 0;
}

/* ---------- 三步流程 ---------- */
.page-products .pf-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pf-step {
  position: relative;
  padding: 0 0 32px 44px;
  border-left: 2px solid rgba(232, 179, 58, 0.4);
}

.page-products .pf-step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-products .pf-step__dot {
  position: absolute;
  left: -16px;
  top: 0;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--hy-gold);
  color: var(--hy-ink);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 700;
}

.page-products .pf-step .hy-h3 {
  margin: 0 0 8px;
  font-size: 21px;
  padding-top: 2px;
}

.page-products .pf-step > p {
  margin: 0;
  font-size: 15px;
  color: rgba(247, 247, 245, 0.8);
  max-width: 60ch;
}

.page-products .pf-steps__tail {
  margin: 40px 0 0;
}

/* ---------- 延伸入口 ---------- */
.page-products .pf-more {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hy-line);
  border: 1px solid var(--hy-line);
}

.page-products .pf-more a {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  grid-template-areas:
    "num title"
    "num desc";
  gap: 2px 12px;
  padding: 18px 16px;
  background: var(--hy-white);
  text-decoration: none;
  color: inherit;
  transition: transform var(--hy-dur) var(--hy-ease), background var(--hy-dur) var(--hy-ease);
}

.page-products .pf-more a:hover,
.page-products .pf-more a:focus {
  background: var(--hy-paper);
  transform: translateX(4px);
}

.page-products .pf-more__num {
  grid-area: num;
  color: var(--hy-red);
  font-weight: 700;
  letter-spacing: 0.1em;
  align-self: center;
}

.page-products .pf-more__title {
  grid-area: title;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
}

.page-products .pf-more__desc {
  grid-area: desc;
  font-size: 14px;
  line-height: 1.6;
  color: var(--hy-teal-deep);
}

/* ---------- 图片 ---------- */
.page-products .hy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-products .pf-band {
    padding: 72px 0;
  }

  .page-products .pf-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .pf-card__more {
    max-height: 0;
  }

  .page-products .pf-device {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pf-multi {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

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

  .page-products .pf-map {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

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

@media (min-width: 1024px) {
  .page-products .pf-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: 48px;
    padding-top: 48px;
    padding-bottom: 80px;
  }

  .page-products .pf-cards {
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 20px 24px;
  }

  .page-products .pf-card {
    grid-column: span 2;
  }

  .page-products .pf-card:nth-child(4) {
    grid-column: 2 / span 2;
  }

  .page-products .pf-card:nth-child(5) {
    grid-column: 4 / span 2;
  }

  .page-products .pf-card:nth-child(6) {
    grid-column: 6 / span 2;
  }

  .page-products .pf-find {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .pf-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
  }

  .page-products .pf-step {
    padding: 44px 0 0;
    border-left: 0;
    border-top: 2px solid rgba(232, 179, 58, 0.4);
  }

  .page-products .pf-step:last-child {
    border-top-color: rgba(232, 179, 58, 0.4);
    padding-bottom: 0;
  }

  .page-products .pf-step__dot {
    left: 0;
    top: -16px;
  }
}

@media (min-width: 1200px) {
  .page-products .pf-band {
    padding: 88px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-card,
  .page-products .pf-card::after,
  .page-products .pf-card__more,
  .page-products .pf-more a {
    transition-duration: 1ms;
  }

  .page-products .pf-card:hover,
  .page-products .pf-card:focus-within,
  .page-products .pf-card:focus,
  .page-products .pf-more a:hover,
  .page-products .pf-more a:focus {
    transform: none;
  }
}