/* ===== 业务介绍 / page-products ===== */

.page-products {
  --pd-hair: var(--line-soft);
  --pd-pad: clamp(2rem, 5vw, 3.6rem);
  display: block;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  padding: clamp(1.4rem, 3.6vw, 2.2rem) 0 clamp(2rem, 5vw, 3.4rem);
  background:
    radial-gradient(110% 82% at 94% -12%, rgba(201, 162, 74, .20), transparent 62%),
    radial-gradient(88% 72% at -6% 112%, rgba(31, 79, 158, .12), transparent 64%),
    linear-gradient(180deg, var(--cream-2) 0%, var(--cream) 100%);
  border-bottom: 1px solid var(--line);
}

.page-products .pd-hero .breadcrumb {
  margin-bottom: clamp(1.1rem, 3vw, 1.9rem);
}

.page-products .pd-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.3rem, 3.6vw, 2.2rem);
}

.page-products .pd-hero h1 {
  margin: .55rem 0 0;
  font-size: clamp(1.85rem, 6.1vw, 3.3rem);
  line-height: 1.09;
  letter-spacing: -.028em;
  font-weight: 800;
  color: var(--ink);
  max-width: 18em;
}

.page-products .pd-hero .lede {
  margin: .95rem 0 0;
  max-width: 34em;
  font-size: clamp(1rem, 1.7vw, 1.08rem);
  line-height: 1.9;
  color: var(--muted);
}

.page-products .pd-hero .btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
}

.page-products .pd-hero__figure {
  margin: 0;
  position: relative;
}

.page-products .pd-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--ink-2);
  box-shadow: var(--shadow-2);
}

.page-products .pd-hero__figure .media__cap {
  margin-top: .7rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 章节通用 ---------- */
.page-products .pd-block {
  padding: var(--pd-pad) 0;
  border-bottom: 1px solid var(--pd-hair);
}

.page-products .pd-block--tint {
  background: linear-gradient(180deg, rgba(226, 214, 191, .40) 0%, rgba(226, 214, 191, 0) 100%);
}

.page-products .pd-block__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(.85rem, 2.5vw, 1.3rem);
  align-items: start;
}

.page-products .pd-block__num {
  margin: 0;
  display: inline-block;
  min-width: 2.5em;
  padding-top: .42rem;
  border-top: 2px solid var(--gold);
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 5.2vw, 2.7rem);
  line-height: 1;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--gold);
  opacity: .62;
}

.page-products .pd-block__body > h2 {
  margin: .42rem 0 0;
  max-width: 21em;
  font-size: clamp(1.32rem, 3.7vw, 2rem);
  line-height: 1.24;
  letter-spacing: -.018em;
  font-weight: 800;
  color: var(--ink);
}

.page-products .pd-block__body > p:not(.kicker) {
  margin: .85rem 0 0;
  max-width: 42em;
  line-height: 1.88;
  color: var(--muted);
}

/* ---------- 图文分栏 ---------- */
.page-products .pd-block__split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 1.7rem);
  margin-top: clamp(1rem, 2.6vw, 1.5rem);
}

.page-products .pd-split__text > p {
  margin: 0;
  max-width: 40em;
  line-height: 1.88;
  color: var(--muted);
}

.page-products .pd-split__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-2);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.page-products .pd-split__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 条目列表 ---------- */
.page-products .pd-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: .62rem;
}

.page-products .pd-list li {
  position: relative;
  padding-left: 1.45rem;
  max-width: 40em;
  line-height: 1.85;
  color: var(--muted);
}

.page-products .pd-list li::before {
  content: "";
  position: absolute;
  left: .12rem;
  top: .72em;
  width: .5rem;
  height: .5rem;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}

/* ---------- 路径索引 ---------- */
.page-products .pd-paths {
  list-style: none;
  margin: clamp(1rem, 2.6vw, 1.5rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .pd-paths li {
  border-bottom: 1px solid var(--line);
}

.page-products .pd-paths a {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  grid-template-areas:
    "num label"
    "num meta";
  gap: .1rem 1rem;
  padding: .95rem .4rem .95rem 0;
  text-decoration: none;
  color: inherit;
  transition: background-color .3s var(--ease), padding-left .3s var(--ease);
}

.page-products .pd-paths a:hover,
.page-products .pd-paths a:focus-visible {
  background: rgba(201, 162, 74, .14);
  padding-left: .85rem;
}

.page-products .pd-paths a:focus-visible {
  outline: 2px solid var(--cobalt);
  outline-offset: -2px;
}

.page-products .pd-paths__num {
  grid-area: num;
  padding-top: .3rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--gold-deep);
}

.page-products .pd-paths__label {
  grid-area: label;
  font-size: 1.04rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-products .pd-paths__meta {
  grid-area: meta;
  font-size: .87rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 结尾行动区 ---------- */
.page-products .pd-cta {
  padding: clamp(2.2rem, 5.4vw, 3.8rem) 0;
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(201, 162, 74, .22), transparent 62%),
    linear-gradient(135deg, var(--ink) 0%, var(--ink-2) 50%, var(--ink-3) 100%);
  color: var(--cream);
  border-top: 1px solid var(--gold-deep);
}

.page-products .pd-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.2rem, 3.4vw, 2rem);
  align-items: center;
}

.page-products .pd-cta .kicker {
  color: var(--gold-soft);
}

.page-products .pd-cta h2 {
  margin: .5rem 0 0;
  max-width: 20em;
  font-size: clamp(1.32rem, 3.8vw, 1.95rem);
  line-height: 1.26;
  letter-spacing: -.015em;
  font-weight: 800;
  color: var(--cream);
}

.page-products .pd-cta p {
  margin: .8rem 0 0;
  max-width: 40em;
  line-height: 1.88;
  color: rgba(247, 241, 228, .76);
}

.page-products .pd-cta__btn {
  justify-self: start;
  white-space: nowrap;
  border: 1px solid var(--gold);
  background: transparent;
  color: var(--gold-soft);
  transition: background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}

.page-products .pd-cta__btn:hover,
.page-products .pd-cta__btn:focus-visible {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .pd-block__split {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: center;
  }

  .page-products .pd-block__split--flip .pd-split__text {
    grid-column: 2;
    grid-row: 1;
  }

  .page-products .pd-block__split--flip .pd-split__media {
    grid-column: 1;
    grid-row: 1;
  }
}

@media (min-width: 860px) {
  .page-products .pd-block__grid {
    grid-template-columns: minmax(76px, 108px) minmax(0, 1fr);
    gap: clamp(1.2rem, 3.4vw, 2.4rem);
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: center;
  }
}

@media (min-width: 780px) {
  .page-products .pd-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-paths a,
  .page-products .pd-cta__btn {
    transition: none;
  }
}