.page-products {
  --pf-cut: 18px;
  --pf-panel: rgba(14, 26, 43, .76);
  --pf-panel-violet: rgba(27, 16, 53, .46);
  --pf-gap: clamp(16px, 2.4vw, 26px);
  display: block;
  background:
    radial-gradient(1000px 520px at 88% -6%, rgba(27, 16, 53, .78), transparent 62%),
    radial-gradient(760px 420px at -6% 24%, rgba(14, 26, 43, .82), transparent 66%);
}

.page-products .pf-crumbs {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  padding: clamp(18px, 3vw, 32px) 0 clamp(34px, 6vw, 68px);
}

.page-products .pf-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

.page-products .pf-hero__title {
  margin: 10px 0 0;
  font-size: clamp(30px, 7.4vw, 46px);
  line-height: 1.16;
  font-weight: 700;
  letter-spacing: -.022em;
  color: var(--paper);
}

.page-products .pf-hero__lede {
  margin: 16px 0 0;
  max-width: 46ch;
  color: var(--slate);
}

.page-products .pf-hero__actions {
  margin-top: 24px;
}

.page-products .pf-hero__visual {
  position: relative;
  margin: 0;
  padding: 8px;
  background: linear-gradient(150deg, rgba(27, 16, 53, .9), rgba(11, 11, 16, .95));
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-products .pf-hero__visual::after {
  content: "";
  position: absolute;
  inset: auto -30% -40% auto;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(212, 162, 76, .28), transparent 68%);
  pointer-events: none;
}

.page-products .pf-hero__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}

.page-products .pf-hero__cap {
  margin: 10px 0 2px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold-soft);
}

@media (min-width: 900px) {
  .page-products .pf-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: clamp(30px, 5vw, 76px);
  }
  .page-products .pf-hero__title {
    font-size: clamp(44px, 4.4vw, 62px);
    font-weight: 600;
  }
}

/* ---------- 三栏骨架 ---------- */
.page-products .pf-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 44px);
  padding-bottom: clamp(56px, 9vw, 110px);
}

.page-products .pf-rail__title {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: .24em;
  color: var(--gold);
}

.page-products .pf-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .pf-rail__list li {
  flex: 0 0 auto;
}

.page-products .pf-rail__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--slate);
  text-decoration: none;
  border: 1px solid var(--line-soft);
  background: rgba(11, 11, 16, .5);
  white-space: nowrap;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-products .pf-rail__list a:hover,
.page-products .pf-rail__list a:focus-visible {
  color: var(--paper);
  border-color: var(--line-gold);
}

.page-products .pf-rail__list a span {
  font-size: 11.5px;
  color: var(--gold);
}

.page-products .pf-notes {
  display: grid;
  gap: 14px;
}

@media (min-width: 1100px) {
  .page-products .pf-layout {
    grid-template-columns: 182px minmax(0, 1fr) 246px;
    gap: clamp(26px, 3vw, 48px);
    align-items: start;
  }
  .page-products .pf-rail,
  .page-products .pf-notes {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }
  .page-products .pf-rail__list {
    flex-direction: column;
    overflow: visible;
  }
  .page-products .pf-rail__list a {
    width: 100%;
  }
}

/* ---------- 内容区块 ---------- */
.page-products .pf-block {
  padding-top: clamp(40px, 6vw, 76px);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-products .pf-block:first-child {
  padding-top: clamp(6px, 2vw, 18px);
}

.page-products .pf-block__head {
  display: grid;
  gap: 8px;
  padding-top: 18px;
  margin-bottom: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line);
}

.page-products .pf-block__head .seq {
  font-size: clamp(30px, 3.4vw, 46px);
  line-height: 1;
  color: var(--gold);
}

.page-products .pf-block__lede {
  margin: 0;
  max-width: 62ch;
  color: var(--slate);
}

/* ---------- 服务筛选与卡片 ---------- */
.page-products .pf-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  padding-bottom: 14px;
  margin-bottom: clamp(18px, 2.6vw, 26px);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pf-filter__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pf-filter__btn {
  font: inherit;
  font-size: 13.5px;
  line-height: 1;
  padding: 8px 13px;
  color: var(--slate);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
  transition: color .22s var(--ease), background-color .22s var(--ease), border-color .22s var(--ease);
}

.page-products .pf-filter__btn:hover,
.page-products .pf-filter__btn:focus-visible {
  color: var(--paper);
  border-color: var(--line-gold);
}

.page-products .pf-filter__btn.is-active {
  color: var(--ink);
  background: var(--coral);
  border-color: var(--coral);
}

.page-products .pf-filter__count {
  margin: 0;
  font-size: 12.5px;
  color: var(--slate);
}

.page-products .pf-filter__count span {
  color: var(--gold-soft);
}

.page-products .pf-svc {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pf-gap);
}

.page-products #pf-service-list > [data-filter-item][hidden] {
  display: none;
}

.page-products .pf-svc__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 22px 22px 20px;
  background: linear-gradient(158deg, var(--pf-panel), rgba(11, 11, 16, .95));
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pf-cut)), calc(100% - var(--pf-cut)) 100%, 0 100%);
}

.page-products .pf-svc__item::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 2px;
  height: 46px;
  background: linear-gradient(to bottom, var(--gold), transparent);
}

.page-products .pf-svc__num {
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-products .pf-svc__name {
  margin: 0;
  font-size: 19px;
  line-height: 1.35;
  color: var(--paper);
}

.page-products .pf-svc__desc {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--slate);
}

.page-products .pf-svc__meta {
  margin: 4px 0 0;
  padding-top: 12px;
  display: grid;
  gap: 7px;
  border-top: 1px dashed var(--line-soft);
}

.page-products .pf-svc__meta dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-products .pf-svc__meta dd {
  margin: 0 0 4px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
}

@media (min-width: 720px) {
  .page-products .pf-svc {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- V3 目录结构 ---------- */
.page-products .pf-cat {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pf-gap);
}

.page-products .pf-cat__col {
  padding: 22px 20px 20px;
  background: var(--pf-panel-violet);
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--gold);
}

.page-products .pf-cat__col--b {
  border-top-color: var(--celadon);
}

.page-products .pf-cat__col--c {
  border-top-color: var(--slate);
}

.page-products .pf-cat__tag {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--gold-soft);
}

.page-products .pf-cat__name {
  margin: 8px 0 10px;
  font-size: 21px;
  color: var(--paper);
}

.page-products .pf-cat__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--slate);
}

.page-products .pf-cat__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .pf-cat__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--paper);
}

.page-products .pf-cat__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 1px;
  background: var(--gold);
}

.page-products .pf-cat__figure {
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 8px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(27, 16, 53, .7), rgba(11, 11, 16, .9));
}

.page-products .pf-cat__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  opacity: .92;
}

.page-products .pf-cat__figure figcaption {
  margin-top: 9px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--slate);
}

.page-products .pf-cat__tablewrap {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .pf-cat__tablewrap caption {
  padding-bottom: 10px;
  text-align: left;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold-soft);
}

@media (min-width: 760px) {
  .page-products .pf-cat {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .pf-cat__figure {
    max-width: 560px;
    margin-inline: auto;
  }
}

/* ---------- 兼容支持 ---------- */
.page-products .pf-compat {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: center;
}

.page-products .pf-compat__copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--slate);
}

.page-products .pf-compat__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pf-compat__list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-products .pf-compat__list li span:first-child {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  font-size: 12px;
  color: var(--celadon);
  border: 1px solid rgba(79, 209, 178, .45);
  background: rgba(79, 209, 178, .08);
}

.page-products .pf-compat__note {
  display: inline-block;
  margin: 0;
}

.page-products .pf-compat__visual {
  margin: 0;
  padding: 8px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(200deg, rgba(14, 26, 43, .85), rgba(11, 11, 16, .9));
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--pf-cut) 100%, 0 calc(100% - var(--pf-cut)));
}

.page-products .pf-compat__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: grayscale(.25) contrast(1.08);
}

@media (min-width: 840px) {
  .page-products .pf-compat {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
  }
}

/* ---------- 使用场景 ---------- */
.page-products .pf-scenes__figure {
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 6px;
  border: 1px solid var(--line-soft);
  background: rgba(27, 16, 53, .34);
}

.page-products .pf-scenes__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .pf-scenes__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .pf-scenes__item {
  display: flex;
  gap: 16px;
  padding: 20px 20px 18px;
  background: linear-gradient(170deg, rgba(11, 11, 16, .82), rgba(14, 26, 43, .6));
  border: 1px solid var(--line-soft);
  border-left: 2px solid rgba(212, 162, 76, .5);
}

.page-products .pf-scenes__num {
  flex: 0 0 auto;
  font-size: 22px;
  line-height: 1.1;
  color: var(--gold);
}

.page-products .pf-scenes__name {
  margin: 0 0 6px;
  font-size: 17px;
  color: var(--paper);
}

.page-products .pf-scenes__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--slate);
}

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

/* ---------- 上手路径 ---------- */
.page-products .pf-flow__figure {
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 6px;
  border: 1px solid var(--line-soft);
  background: rgba(14, 26, 43, .6);
}

.page-products .pf-flow__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
}

.page-products .pf-flow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .pf-flow__step {
  position: relative;
  padding: 22px 20px 20px;
  background: var(--pf-panel);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pf-cut)), calc(100% - var(--pf-cut)) 100%, 0 100%);
}

.page-products .pf-flow__num {
  display: block;
  font-size: clamp(30px, 3vw, 40px);
  line-height: 1;
  color: var(--coral);
}

.page-products .pf-flow__name {
  margin: 10px 0 8px;
  font-size: 18px;
  color: var(--paper);
}

.page-products .pf-flow__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--slate);
}

@media (min-width: 800px) {
  .page-products .pf-flow__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 收尾 ---------- */
.page-products .pf-outro {
  margin-top: clamp(46px, 7vw, 86px);
  padding: clamp(26px, 4vw, 42px) clamp(20px, 3.4vw, 40px);
  background:
    linear-gradient(150deg, rgba(27, 16, 53, .82), rgba(11, 11, 16, .94)),
    var(--ink);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-products .pf-outro .seq {
  display: block;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1;
  color: var(--gold);
  margin-bottom: 12px;
}

.page-products .pf-outro__text {
  margin: 12px 0 22px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--slate);
}

.page-products .pf-outro__fine {
  margin: 20px 0 0;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--slate);
}

/* ---------- 右侧便签 ---------- */
.page-products .pf-note {
  padding: 18px 18px 16px;
  background: linear-gradient(160deg, rgba(27, 16, 53, .68), rgba(11, 11, 16, .94));
  border: 1px solid var(--line-soft);
  border-right: 2px solid rgba(212, 162, 76, .55);
}

.page-products .pf-note--tip {
  border-right-color: rgba(79, 209, 178, .6);
}

.page-products .pf-note__label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--gold-soft);
}

.page-products .pf-note--tip .pf-note__label {
  color: var(--celadon);
}

.page-products .pf-note__ver {
  margin: 0 0 8px;
  font-size: 40px;
  line-height: 1;
  color: var(--gold);
}

.page-products .pf-note__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate);
}

.page-products .pf-note__link {
  display: inline-block;
  margin-top: 12px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--coral);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 74, .4);
}

.page-products .pf-note__link:hover,
.page-products .pf-note__link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-products .pf-notes {
  order: 3;
}

@media (min-width: 1100px) {
  .page-products .pf-notes {
    order: 0;
  }
}

/* ---------- 表格与图文通用约束 ---------- */
.page-products .index-table th,
.page-products .index-table td {
  font-size: 14px;
  line-height: 1.6;
  text-align: left;
  vertical-align: top;
}

.page-products .index-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold-soft);
}

.page-products img {
  max-width: 100%;
  height: auto;
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-filter__btn,
  .page-products .pf-rail__list a,
  .page-products .pf-note__link {
    transition: none;
  }
}