.page-products {
  --pf-gap: clamp(0.9rem, 2.2vw, 1.5rem);
  --pf-pad: clamp(1.15rem, 2.6vw, 1.9rem);
  --pf-ink-soft: rgba(26, 26, 26, 0.68);
  --pf-line-dark: rgba(20, 27, 51, 0.13);
  background: var(--ink);
  color: var(--paper);
}

.page-products .pf-band {
  position: relative;
  padding: clamp(3.25rem, 8vw, 6.5rem) 0;
}

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

.page-products .pf-band--dark {
  background: linear-gradient(170deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--paper);
}

.page-products .pf-band--light .eyebrow {
  color: var(--red);
}

.page-products .pf-band--light .pf-sechead__lead {
  color: var(--pf-ink-soft);
}

.page-products .pf-band--light .media__caption {
  color: rgba(26, 26, 26, 0.6);
}

.page-products .pf-sechead {
  max-width: 64ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.page-products .pf-sechead h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 4.4vw, 2.6rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  margin: 0.45rem 0 0.75rem;
}

.page-products .pf-sechead__lead {
  margin: 0;
  max-width: 48ch;
  font-size: var(--step1);
  line-height: 1.85;
  color: var(--text-soft);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.25rem, 3vw, 2rem) 0 clamp(3rem, 7vw, 5rem);
  background:
    radial-gradient(120% 100% at 88% 6%, rgba(224, 138, 46, 0.2), transparent 58%),
    radial-gradient(100% 90% at 4% 96%, rgba(62, 142, 138, 0.2), transparent 62%),
    linear-gradient(165deg, var(--ink) 0%, var(--ink-2) 54%, var(--ink-deep) 100%);
}

.page-products .pf-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(245, 239, 227, 0.05) 0 1px, transparent 1px 58px);
  opacity: 0.7;
}

.page-products .pf-hero .container {
  position: relative;
  z-index: 1;
}

.page-products .pf-hero__inner {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.page-products .pf-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.05rem, 6.4vw, 4rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  margin: 0.6rem 0 1.05rem;
}

.page-products .pf-hero__lead {
  margin: 0;
  max-width: 44ch;
  font-size: clamp(1rem, 1.7vw, 1.12rem);
  line-height: 1.9;
  color: var(--text-soft);
}

.page-products .pf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-products .pf-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.1rem;
  margin: 2rem 0 0;
  padding: 0;
}

.page-products .pf-hero__facts li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.page-products .pf-hero__facts li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
}

.page-products .pf-hero__facts li:nth-child(2)::before {
  background: var(--teal);
}

.page-products .pf-hero__facts li:nth-child(3)::before {
  background: var(--gold);
}

.page-products .pf-hero__visual {
  position: relative;
}

.page-products .pf-hero__visual .media {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-strong);
}

.page-products .pf-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pf-hero__visual .media__caption {
  margin-top: 0.7rem;
  color: var(--text-dim);
}

.page-products .pf-hero__badge {
  position: absolute;
  left: clamp(0.5rem, 2vw, 1.25rem);
  bottom: clamp(2.6rem, 5vw, 3.4rem);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.08em;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background: var(--amber);
  color: var(--ink);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.4);
}

/* ---------- 分类入口 ---------- */
.page-products .pf-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
}

.page-products .pf-pill {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.05em;
  text-decoration: none;
  padding: 0.5rem 1.05rem;
  border-radius: 999px;
  border: 1px solid rgba(20, 27, 51, 0.2);
  background: rgba(255, 255, 255, 0.62);
  color: var(--ink);
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-products .pf-pill:hover,
.page-products .pf-pill:focus-visible {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
}

.page-products .pf-cats__group + .pf-cats__group {
  margin-top: clamp(2rem, 4vw, 3rem);
}

.page-products .pf-group-cap {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(20, 27, 51, 0.55);
}

.page-products .pf-group-cap::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(20, 27, 51, 0.14);
}

.page-products .pf-cats__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pf-gap);
}

.page-products .pf-cat {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: var(--pf-pad);
  border-radius: var(--radius-md);
  border: 1px solid var(--pf-line-dark);
  background: rgba(255, 255, 255, 0.72);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), background 0.35s var(--ease);
}

.page-products .pf-cat:hover {
  transform: translateY(-3px);
  border-color: rgba(20, 27, 51, 0.28);
  background: #ffffff;
}

.page-products .pf-cat__head {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.page-products .pf-cat__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: 0 0 auto;
  background: var(--dot, var(--amber));
}

.page-products .pf-cat__num {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.08em;
  color: rgba(20, 27, 51, 0.5);
}

.page-products .pf-cat__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step2);
  line-height: 1.35;
  color: var(--ink);
}

.page-products .pf-cat__text {
  margin: 0;
  font-size: var(--step0);
  line-height: 1.8;
  color: var(--pf-ink-soft);
}

.page-products .pf-cat__link {
  margin-top: auto;
  padding-top: 0.35rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 27, 51, 0.25);
  align-self: flex-start;
}

.page-products .pf-cat__link::after {
  content: "→";
  transition: transform 0.3s var(--ease);
}

.page-products .pf-cat__link:hover::after {
  transform: translateX(3px);
}

.page-products .pf-cat--a { --dot: var(--amber); }
.page-products .pf-cat--g { --dot: var(--gold); }
.page-products .pf-cat--t { --dot: var(--teal); }
.page-products .pf-cat--gr { --dot: var(--green); }
.page-products .pf-cat--r { --dot: var(--red); }

/* ---------- 六步 ---------- */
.page-products .pf-steps__layout {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.75rem);
}

.page-products .pf-steps__media {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-strong);
}

.page-products .pf-steps__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pf-steps__media .media__caption {
  margin-top: 0.7rem;
  color: var(--text-dim);
}

.page-products .pf-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-products .pf-step {
  position: relative;
}

.page-products .pf-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 1.55rem;
  bottom: -0.7rem;
  width: 1px;
  height: 0.7rem;
  background: var(--line-strong);
}

.page-products .pf-acc {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(245, 239, 227, 0.04);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-products .pf-acc[open] {
  border-color: rgba(224, 138, 46, 0.55);
  background: rgba(245, 239, 227, 0.08);
}

.page-products .pf-acc__sum {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1.05rem;
}

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

.page-products .pf-acc__sum::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: var(--step1);
  color: var(--text-dim);
  justify-self: end;
}

.page-products .pf-acc[open] .pf-acc__sum::after {
  content: "–";
  color: var(--amber);
}

.page-products .pf-acc__num {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(242, 193, 78, 0.45);
  color: var(--gold);
}

.page-products .pf-acc__name {
  font-weight: 600;
  font-size: var(--step1);
  color: var(--paper);
}

.page-products .pf-acc__hint {
  display: none;
  font-size: var(--step-1);
  color: var(--text-dim);
}

.page-products .pf-acc__body {
  padding: 0 1.05rem 1.1rem;
}

.page-products .pf-acc__body p {
  margin: 0;
  font-size: var(--step0);
  line-height: 1.85;
  color: var(--text-soft);
}

/* ---------- 面板 ---------- */
.page-products .pf-panel__figure {
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--pf-line-dark);
  background: var(--mist);
}

.page-products .pf-panel__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pf-panel__figure .media__caption {
  padding: 0.65rem 1rem 0.9rem;
}

.page-products .pf-mods {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pf-gap);
}

.page-products .pf-mod {
  position: relative;
  overflow: hidden;
  padding: calc(var(--pf-pad) + 0.35rem) var(--pf-pad) var(--pf-pad);
  border-radius: var(--radius-md);
  border: 1px solid var(--pf-line-dark);
  background: linear-gradient(152deg, #ffffff 0%, rgba(232, 227, 216, 0.88) 100%);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}

.page-products .pf-mod::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--dot, var(--amber));
}

.page-products .pf-mod:hover {
  transform: translateY(-3px);
  border-color: rgba(20, 27, 51, 0.26);
}

.page-products .pf-mod__tag {
  margin: 0 0 0.35rem;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(20, 27, 51, 0.5);
}

.page-products .pf-mod__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step3);
  line-height: 1.3;
  color: var(--ink);
}

.page-products .pf-mod p {
  margin: 0;
  font-size: var(--step0);
  line-height: 1.8;
  color: var(--pf-ink-soft);
}

.page-products .pf-mod--a { --dot: var(--amber); }
.page-products .pf-mod--t { --dot: var(--teal); }
.page-products .pf-mod--gr { --dot: var(--green); }
.page-products .pf-mod--r { --dot: var(--red); }

.page-products .pf-panel__note {
  margin: clamp(1.3rem, 3vw, 1.9rem) 0 0;
  max-width: 62ch;
  font-size: var(--step0);
  line-height: 1.85;
  color: var(--pf-ink-soft);
  padding-left: 1rem;
  border-left: 2px solid var(--amber);
}

/* ---------- 规则表格 ---------- */
.page-products .pf-sheet {
  border-radius: var(--radius-lg);
  padding: clamp(0.9rem, 2.6vw, 1.9rem);
  background: var(--paper);
  color: var(--black);
  border: 1px solid rgba(245, 239, 227, 0.24);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.38);
  overflow-x: auto;
}

.page-products .pf-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: var(--step0);
}

.page-products .pf-table__caption {
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(20, 27, 51, 0.55);
  padding-bottom: 0.8rem;
}

.page-products .pf-table th {
  text-align: left;
  white-space: nowrap;
  padding: 0.6rem 0.7rem;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: rgba(20, 27, 51, 0.6);
  border-bottom: 1px solid rgba(20, 27, 51, 0.2);
}

.page-products .pf-table td {
  padding: 0.8rem 0.7rem;
  vertical-align: top;
  line-height: 1.75;
  color: rgba(26, 26, 26, 0.84);
  border-bottom: 1px solid rgba(20, 27, 51, 0.1);
}

.page-products .pf-table tbody tr:nth-child(even) {
  background: var(--mist);
}

.page-products .pf-code {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: rgba(224, 138, 46, 0.18);
  border: 1px solid rgba(224, 138, 46, 0.42);
  color: var(--ink);
}

.page-products .pf-rowacc summary {
  list-style: none;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--red);
}

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

.page-products .pf-rowacc summary::after {
  content: " +";
}

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

.page-products .pf-rowacc p {
  margin: 0.5rem 0 0;
  max-width: 44ch;
  font-size: var(--step0);
  line-height: 1.8;
  color: var(--pf-ink-soft);
  white-space: normal;
}

.page-products .pf-rules__note {
  margin: 1.4rem 0 0;
  font-size: var(--step0);
  line-height: 1.85;
  color: var(--text-soft);
}

.page-products .pf-inline-link {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 193, 78, 0.5);
}

.page-products .pf-inline-link:hover {
  color: var(--amber);
  border-color: var(--amber);
}

/* ---------- 厂商列表 ---------- */
.page-products .pf-vendors__figure {
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--pf-line-dark);
}

.page-products .pf-vendors__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pf-vendors__figure .media__caption {
  padding: 0.65rem 1rem 0.9rem;
}

.page-products .pf-vendors__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
}

.page-products .pf-vendor {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.8rem 1.1rem;
  border-radius: 999px;
  background: #ffffff;
  border: 1px solid var(--pf-line-dark);
  font-size: var(--step1);
}

.page-products .pf-vendor__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex: 0 0 auto;
  background: var(--dot, var(--amber));
}

.page-products .pf-vendor__name {
  font-weight: 600;
  color: var(--ink);
}

.page-products .pf-vendor__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.05em;
  color: rgba(20, 27, 51, 0.55);
}

.page-products .pf-vendor--a { --dot: var(--amber); }
.page-products .pf-vendor--g { --dot: var(--gold); }
.page-products .pf-vendor--t { --dot: var(--teal); }
.page-products .pf-vendor--gr { --dot: var(--green); }
.page-products .pf-vendor--r { --dot: var(--red); }

.page-products .pf-vendors__note {
  margin: clamp(1.3rem, 3vw, 1.8rem) 0 0;
  max-width: 60ch;
  font-size: var(--step0);
  line-height: 1.85;
  color: var(--pf-ink-soft);
}

/* ---------- 共用与换设备 ---------- */
.page-products .pf-shared__layout {
  display: grid;
  gap: clamp(1.8rem, 4vw, 3rem);
}

.page-products .pf-shared__list {
  list-style: none;
  counter-reset: pf-shared;
  margin: 0 0 1.6rem;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-products .pf-shared__list li {
  counter-increment: pf-shared;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  font-size: var(--step1);
  line-height: 1.8;
  color: var(--text-soft);
}

.page-products .pf-shared__list li::before {
  content: counter(pf-shared, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--gold);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  border: 1px solid rgba(242, 193, 78, 0.4);
  line-height: 1.6;
}

.page-products .pf-shared__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-products .pf-shared__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-strong);
}

.page-products .pf-shared__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pf-shared__figure .media__caption {
  margin-top: 0.7rem;
  color: var(--text-dim);
}

/* ---------- 悬浮入口 ---------- */
.page-products .pf-pod {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  display: inline-flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0.7rem 1.1rem;
  border-radius: 999px;
  text-decoration: none;
  background: linear-gradient(140deg, var(--gold) 0%, var(--amber) 100%);
  color: var(--ink);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.42);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-products .pf-pod:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.page-products .pf-pod__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.72;
}

.page-products .pf-pod__text {
  font-weight: 700;
  font-size: 0.92rem;
}

/* ---------- 响应式 ---------- */
@media (max-width: 719px) {
  .page-products {
    padding-bottom: 4.5rem;
  }
}

@media (min-width: 700px) {
  .page-products .pf-cats__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .pf-acc__hint {
    display: block;
  }

  .page-products .pf-acc__sum {
    grid-template-columns: auto 1fr auto auto;
  }
}

@media (min-width: 760px) {
  .page-products .pf-mods {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pf-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: center;
  }

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

@media (min-width: 960px) {
  .page-products .pf-steps__layout {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-products .pf-steps__media {
    position: sticky;
    top: 2rem;
  }

  .page-products .pf-shared__layout {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-products .pf-cats__grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-products .pf-cat--w4 { grid-column: span 4; }
  .page-products .pf-cat--w3 { grid-column: span 3; }
  .page-products .pf-cat--w2 { grid-column: span 2; }

  .page-products .pf-cat--lift {
    margin-top: 1.5rem;
  }

  .page-products .pf-mod--lift {
    margin-top: 1.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-cat,
  .page-products .pf-mod,
  .page-products .pf-pod,
  .page-products .pf-pill,
  .page-products .pf-acc {
    transition-duration: 0.001ms;
  }

  .page-products .pf-cat:hover,
  .page-products .pf-mod:hover,
  .page-products .pf-pod:hover {
    transform: none;
  }
}
<<<END>>>