.page-products {
  --rail-w: 210px;
  --a: var(--coral);
  --b: var(--cyan);
  --c: var(--ink-700);
  background: var(--nacre);
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--nacre);
  padding-top: clamp(1.25rem, 4vw, 2rem);
  padding-bottom: clamp(2.5rem, 7vw, 4.5rem);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: auto -15% -45% -15%;
  height: 78%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 28% 100%, rgba(43, 227, 196, 0.22), transparent 62%),
    radial-gradient(ellipse at 80% 100%, rgba(255, 106, 61, 0.2), transparent 60%);
}

.page-products .prod-hero .shell {
  position: relative;
  z-index: 2;
}

.page-products .prod-crumbs {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-products .prod-crumbs .crumbs__link,
.page-products .prod-crumbs .crumbs__sep,
.page-products .prod-crumbs .crumbs__current {
  font-family: var(--font-head);
  font-size: var(--f-12);
  color: rgba(247, 244, 238, 0.68);
}

.page-products .prod-crumbs .crumbs__link:hover {
  color: var(--cyan);
}

.page-products .prod-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--f-12);
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .prod-hero__title {
  margin: 0.85rem 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--f-56);
  line-height: 1.06;
  letter-spacing: -0.015em;
  max-width: 15em;
  color: var(--nacre);
}

.page-products .prod-hero__lede {
  margin: 1.15rem 0 0;
  font-family: var(--font-body);
  font-size: var(--f-16);
  line-height: 1.85;
  max-width: 34em;
  color: rgba(247, 244, 238, 0.84);
}

.page-products .prod-hero__lede--sub {
  margin-top: 0.9rem;
  padding-left: 0.9rem;
  border-left: 2px solid var(--coral);
  color: rgba(247, 244, 238, 0.92);
}

.page-products .prod-stats {
  display: grid;
  gap: 1px;
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  padding: 0;
  background: rgba(247, 244, 238, 0.22);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-products .prod-stat {
  background: var(--ink-900);
  padding: 0.95rem 1.1rem;
}

.page-products .prod-stat dt {
  margin: 0 0 0.35rem;
  font-family: var(--font-head);
  font-size: var(--f-12);
  letter-spacing: 0.04em;
  color: rgba(247, 244, 238, 0.62);
}

.page-products .prod-stat dd {
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--f-16);
  color: var(--nacre);
}

.page-products .prod-stat__num {
  font-family: var(--font-mono);
  font-size: var(--f-28);
  letter-spacing: 0.02em;
  color: var(--nacre);
}

/* ---------- 主体栅格 ---------- */
.page-products .prod-body {
  padding-top: clamp(2rem, 5vw, 3.5rem);
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}

.page-products .prod-grid {
  display: grid;
  gap: 2rem;
}

.page-products .prod-rail {
  border-top: 3px solid var(--ink-900);
  padding-top: 0.85rem;
}

.page-products .prod-rail__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--f-12);
  letter-spacing: 0.14em;
  color: var(--ink-700);
}

.page-products .prod-rail__list {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-products .prod-rail__item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-head);
  font-size: var(--f-12);
  padding: 0.3rem 0.7rem;
  border-radius: var(--pill);
  background: var(--nacre-2);
  color: var(--ink-900);
}

.page-products .prod-rail__dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  flex: none;
  background: var(--nacre-2);
}

.page-products .prod-rail__item--a .prod-rail__dot { background: var(--a); }
.page-products .prod-rail__item--b .prod-rail__dot { background: var(--b); }
.page-products .prod-rail__item--c .prod-rail__dot { background: var(--c); }

.page-products .prod-rail__key {
  font-weight: 700;
}

.page-products .prod-rail__desc {
  color: var(--ink-700);
}

.page-products .prod-rail__note {
  margin: 0.9rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--f-12);
  letter-spacing: 0.02em;
  color: var(--ink-700);
}

.page-products .prod-rail__link {
  display: inline-block;
  margin-top: 0.7rem;
  font-family: var(--font-head);
  font-size: var(--f-12);
  color: var(--coral);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

/* ---------- 章节块 ---------- */
.page-products .prod-block {
  padding: clamp(1.75rem, 4vw, 2.75rem) 0;
  border-top: var(--hairline);
}

.page-products .prod-block:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-products .prod-block__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
}

.page-products .prod-block__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--f-56);
  line-height: 0.9;
  letter-spacing: 0.02em;
  color: rgba(27, 42, 51, 0.2);
  transition: color 240ms var(--ease);
}

.page-products .prod-block__num.is-active {
  color: var(--coral);
}

.page-products .prod-block__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--f-28);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-products .prod-block__lede {
  margin: 1rem 0 0;
  font-family: var(--font-body);
  font-size: var(--f-16);
  line-height: 1.85;
  max-width: 34em;
  color: var(--text);
}

.page-products .prod-block__lede a {
  color: var(--ink-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .prod-block__note {
  margin: 1.5rem 0 0;
  font-family: var(--font-head);
  font-size: var(--f-12);
  color: var(--ink-700);
}

.page-products .prod-block__note a {
  color: var(--coral);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* ---------- 图片 ---------- */
.page-products .prod-figure {
  margin: 1.25rem 0 0;
}

.page-products .prod-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  background: var(--nacre-2);
  object-fit: cover;
}

.page-products .prod-figure__cap {
  margin: 0.55rem 0 0;
  font-family: var(--font-head);
  font-size: var(--f-12);
  line-height: 1.6;
  color: var(--ink-700);
}

/* ---------- 三条产品线 ---------- */
.page-products .lines {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.page-products .line {
  border: var(--hairline);
  border-radius: var(--radius);
  padding: clamp(1.1rem, 2.5vw, 1.6rem);
  background: var(--nacre);
}

.page-products .line__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--f-20);
  letter-spacing: 0.02em;
  color: var(--ink-700);
}

.page-products .line__title {
  margin: 0.35rem 0 0.6rem;
  font-family: var(--font-head);
  font-size: var(--f-20);
  font-weight: 800;
  color: var(--ink-900);
}

.page-products .line__text {
  margin: 0;
  font-size: var(--f-16);
  line-height: 1.8;
}

.page-products .line__list {
  list-style: none;
  margin: 0.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
  font-family: var(--font-head);
  font-size: var(--f-12);
  line-height: 1.7;
  color: var(--ink-700);
}

.page-products .line__list li {
  position: relative;
  padding-left: 0.95rem;
}

.page-products .line__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.42rem;
  height: 1px;
  background: var(--ink-700);
}

.page-products .line__media {
  margin: 1.1rem 0 0;
}

/* ---------- 服务清单 ---------- */
.page-products .svc-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  border-top: var(--hairline);
}

.page-products .svc {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0.6rem;
  padding: 1.05rem 0;
  border-bottom: var(--hairline);
}

.page-products .svc__num {
  font-family: var(--font-mono);
  font-size: var(--f-28);
  line-height: 1;
  letter-spacing: 0.02em;
  color: rgba(27, 42, 51, 0.26);
  transition: color 240ms var(--ease);
}

.page-products .svc:hover .svc__num {
  color: var(--coral);
}

.page-products .svc__name {
  margin: 0 0 0.3rem;
  font-family: var(--font-head);
  font-size: var(--f-20);
  font-weight: 800;
  color: var(--ink-900);
}

.page-products .svc__desc {
  margin: 0;
  font-size: var(--f-16);
  line-height: 1.75;
}

.page-products .svc__deliver {
  margin: 0.55rem 0 0;
  font-family: var(--font-head);
  font-size: var(--f-12);
  line-height: 1.7;
  color: var(--ink-700);
}

.page-products .svc__label {
  display: inline-block;
  margin-right: 0.5rem;
  padding: 0.08rem 0.55rem;
  border-radius: var(--pill);
  background: var(--coral-mist);
  color: var(--ink-900);
  font-weight: 700;
}

/* ---------- 三档对照表 ---------- */
.page-products .spec-scroll {
  margin-top: 1.25rem;
  overflow-x: auto;
  border: var(--hairline);
  border-radius: var(--radius);
  -webkit-overflow-scrolling: touch;
}

.page-products .spec-table {
  width: 100%;
  min-width: 680px;
  border-collapse: separate;
  border-spacing: 0;
  font-family: var(--font-head);
  font-size: var(--f-16);
  color: var(--text);
}

.page-products .spec-table th,
.page-products .spec-table td {
  padding: 0.8rem 1rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--nacre-2);
  line-height: 1.7;
}

.page-products .spec-table tbody tr:last-child th,
.page-products .spec-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .spec-table thead th {
  padding: 0.95rem 1rem;
  font-size: var(--f-12);
  letter-spacing: 0.06em;
  color: var(--ink-700);
  border-bottom: 1px solid var(--nacre-2);
}

.page-products .spec-table thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 3;
  background: var(--nacre);
  border-right: 1px solid var(--nacre-2);
  vertical-align: middle;
}

.page-products .spec-table tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--nacre);
  border-right: 1px solid var(--nacre-2);
  font-weight: 700;
  color: var(--ink-900);
  white-space: nowrap;
}

.page-products .spec-th--a { background: var(--coral-mist); }
.page-products .spec-th--b { background: var(--cyan-mist); }
.page-products .spec-th--c { background: var(--nacre-2); }

.page-products .spec-th__sub {
  display: block;
  margin-top: 0.4rem;
  font-size: var(--f-12);
  font-weight: 400;
  letter-spacing: 0;
  color: var(--ink-700);
}

.page-products .spec-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--f-20);
  letter-spacing: 0.02em;
  color: var(--ink-900);
  vertical-align: baseline;
}

/* ---------- 手机入口 ---------- */
.page-products .mobile-entry {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.page-products .mobile-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .mobile-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.75rem;
  align-items: start;
}

.page-products .mobile-step__num {
  font-family: var(--font-mono);
  font-size: var(--f-12);
  line-height: 1.7;
  letter-spacing: 0.02em;
  padding: 0.05rem 0.55rem;
  border-radius: var(--pill);
  background: var(--cyan-mist);
  color: var(--ink-900);
}

.page-products .mobile-entry__figure {
  margin: 0;
  justify-self: center;
  max-width: 240px;
}

/* ---------- 交付流程 ---------- */
.page-products .flow-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.1rem;
}

.page-products .flow-meta__pill {
  font-family: var(--font-mono);
  font-size: var(--f-12);
  letter-spacing: 0.02em;
  padding: 0.3rem 0.8rem;
  border-radius: var(--pill);
  background: var(--nacre-2);
  color: var(--ink-900);
}

.page-products .flow-meta__pill--coral {
  background: var(--coral-mist);
}

.page-products .flow {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-products .flow__summary {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  list-style: none;
  cursor: pointer;
  padding: 0.8rem 0.85rem;
  border: var(--hairline);
  border-radius: var(--radius-sm);
  background: var(--nacre);
  font-family: var(--font-head);
  font-size: var(--f-16);
  font-weight: 700;
  color: var(--ink-900);
  transition: background 240ms var(--ease), border-color 240ms var(--ease);
}

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

.page-products .flow__details[open] > .flow__summary {
  background: var(--coral-mist);
  border-color: var(--coral);
}

.page-products .flow__num {
  font-family: var(--font-mono);
  font-size: var(--f-12);
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--ink-700);
}

.page-products .flow__panel {
  padding: 0.75rem 0.85rem 0.2rem;
  font-size: var(--f-16);
  line-height: 1.75;
}

.page-products .flow__panel p {
  margin: 0;
}

.page-products .flow__ask {
  margin-top: 0.55rem !important;
  font-family: var(--font-head);
  font-size: var(--f-12);
  line-height: 1.7;
  color: var(--ink-700);
}

/* ---------- 行业场景 ---------- */
.page-products .scenes {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  border-top: var(--hairline);
}

.page-products .scene {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 0;
  border-bottom: var(--hairline);
}

.page-products .scene__name {
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--f-20);
  font-weight: 800;
  color: var(--ink-900);
}

.page-products .scene__need {
  margin: 0;
  font-size: var(--f-16);
  line-height: 1.75;
}

.page-products .scene__pick {
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--f-12);
  line-height: 1.7;
  color: var(--ink-700);
}

.page-products .scene__key {
  font-weight: 700;
  color: var(--ink-900);
  margin-right: 0.4rem;
}

/* ---------- 结尾行动区 ---------- */
.page-products .prod-cta {
  background: var(--ink-900);
  color: var(--nacre);
  padding-block: clamp(2.25rem, 6vw, 3.5rem);
}

.page-products .prod-cta__inner {
  display: grid;
  gap: 1.5rem;
}

.page-products .prod-cta__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--f-12);
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .prod-cta__title {
  margin: 0.6rem 0 0;
  font-family: var(--font-head);
  font-size: var(--f-28);
  font-weight: 900;
  color: var(--nacre);
}

.page-products .prod-cta__text {
  margin: 0.7rem 0 0;
  font-size: var(--f-16);
  line-height: 1.8;
  max-width: 34em;
  color: rgba(247, 244, 238, 0.82);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .prod-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-products .svc {
    grid-template-columns: 3.2rem minmax(0, 1fr);
    gap: 1.2rem;
  }

  .page-products .mobile-entry {
    grid-template-columns: minmax(0, 1fr) 240px;
    align-items: start;
    gap: clamp(1.5rem, 4vw, 2.5rem);
  }

  .page-products .scene {
    grid-template-columns: 7rem minmax(0, 1.25fr) minmax(0, 1fr);
    gap: clamp(1rem, 3vw, 2rem);
    align-items: baseline;
  }
}

@media (min-width: 800px) {
  .page-products .lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .line--01 {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(1.25rem, 3vw, 2.5rem);
    align-items: center;
  }

  .page-products .line--01 .line__media {
    margin: 0;
  }
}

@media (min-width: 860px) {
  .page-products .flow {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero__title {
    font-size: var(--f-88);
  }

  .page-products .prod-grid {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.25rem);
    align-items: start;
  }

  .page-products .prod-rail {
    position: sticky;
    top: 5.5rem;
  }

  .page-products .prod-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
    margin-top: 0.6rem;
  }

  .page-products .prod-rail__item {
    background: transparent;
    border-radius: 0;
    padding: 0.55rem 0;
    border-bottom: var(--hairline);
  }

  .page-products .prod-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 2.5rem;
  }
}

@media (min-width: 1100px) {
  .page-products .prod-block__title {
    font-size: var(--f-36);
  }
}