.page-products {
  --prod-soft: rgba(201, 209, 227, 0.14);
  --prod-celadon-line: rgba(87, 214, 178, 0.55);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  padding-block: clamp(28px, 5vw, 56px) clamp(36px, 6vw, 72px);
  background:
    radial-gradient(120% 90% at 90% 4%, rgba(87, 214, 178, 0.16), transparent 58%),
    radial-gradient(90% 70% at 2% 96%, rgba(255, 107, 44, 0.14), transparent 62%),
    var(--indigo-950);
  border-bottom: 1px solid var(--line-dark);
}

.page-products .prod-hero__inner {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: end;
}

.page-products .prod-hero__lead {
  max-width: 62ch;
}

.page-products .prod-hero__lead .eyebrow {
  margin-top: 20px;
}

.page-products .prod-hero h1 {
  margin: 12px 0 18px;
  font-family: var(--font-head);
  font-size: clamp(2.1rem, 6vw, 4.1rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--porcelain);
}

.page-products .prod-hero__text {
  margin: 0;
  color: var(--mist);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .prod-index {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}

.page-products .prod-index li {
  border-bottom: 1px solid var(--line-dark);
}

.page-products .prod-index a {
  display: grid;
  grid-template-columns: 2.4rem 1fr auto;
  gap: 10px;
  align-items: baseline;
  padding: 11px 2px;
  text-decoration: none;
  color: var(--mist);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-products .prod-index a:hover,
.page-products .prod-index a:focus-visible {
  color: var(--celadon);
  padding-left: 8px;
}

.page-products .prod-index__n {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--signal);
}

.page-products .prod-index__t {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--porcelain);
}

.page-products .prod-index__c {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: rgba(201, 209, 227, 0.6);
}

/* ---------- 通用标题组 ---------- */
.page-products .prod-head {
  max-width: 70ch;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-products .prod-head h2 {
  margin: 10px 0 14px;
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.015em;
}

.page-products .prod-head p:last-child {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
}

/* ---------- 图片容器 ---------- */
.page-products .prod-figure {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line-dark);
  background: var(--indigo-850);
}

.page-products .section--paper .prod-figure {
  border-color: var(--line-light);
  background: rgba(17, 24, 38, 0.06);
}

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

.page-products .prod-figure--lead {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .prod-figure__cap {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  line-height: 1.7;
  color: var(--mist);
  border-top: 1px solid var(--line-dark);
}

.page-products .section--paper .prod-figure__cap {
  color: var(--indigo-700);
  border-top-color: var(--line-light);
}

/* ---------- 服务总览 ---------- */
.page-products .prod-overview {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-products .prod-svc {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 28px);
  background: var(--indigo-850);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-m);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .prod-svc:hover {
  border-color: var(--prod-celadon-line);
  transform: translateY(-2px);
}

.page-products .prod-svc__n {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--signal);
}

.page-products .prod-svc h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.05rem, 1.7vw, 1.3rem);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--porcelain);
}

.page-products .prod-svc p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-products .prod-svc__link {
  margin-top: auto;
  align-self: flex-start;
  padding-top: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--celadon);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-products .prod-svc__link:hover,
.page-products .prod-svc__link:focus-visible {
  border-bottom-color: var(--celadon);
}

.page-products .prod-svc--bar {
  display: grid;
  gap: 18px;
  align-items: center;
  background:
    linear-gradient(105deg, rgba(255, 107, 44, 0.14), transparent 55%),
    var(--indigo-850);
}

.page-products .prod-svc--bar .btn {
  justify-self: start;
}

/* ---------- 图文错位板块 ---------- */
.page-products .prod-split {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-products .prod-split__body h2 {
  margin: 10px 0 16px;
  font-family: var(--font-head);
  font-size: clamp(1.55rem, 3.2vw, 2.4rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.015em;
}

.page-products .prod-split__body p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.9;
}

.page-products .prod-split__body .btn {
  margin-top: 10px;
}

.page-products .section--deep .prod-split__body h2 {
  color: var(--porcelain);
}

.page-products .section--deep .prod-split__body p {
  color: var(--mist);
}

/* ---------- 目录层级 ---------- */
.page-products .prod-levels {
  list-style: none;
  margin: 26px 0 22px;
  padding: 0;
  border-left: 2px solid rgba(31, 143, 122, 0.35);
}

.page-products .prod-level {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 0 0 22px 18px;
  position: relative;
}

.page-products .prod-level:last-child {
  padding-bottom: 0;
}

.page-products .prod-level::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--celadon-deep);
  box-shadow: 0 0 0 3px rgba(247, 248, 242, 0.9);
}

.page-products .prod-level__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--signal);
  padding-top: 3px;
}

.page-products .prod-level h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-products .prod-level p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
}

/* ---------- 下载中心 ---------- */
.page-products .prod-dl {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-products .prod-dl__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-dark);
  background: var(--indigo-850);
}

.page-products .prod-dl__mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--signal), var(--signal-soft));
  position: relative;
}

.page-products .prod-dl__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 48%;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: translate(-50%, -60%) rotate(45deg);
}

.page-products .prod-dl__item h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--porcelain);
}

.page-products .prod-dl__item p {
  margin: 0;
  flex: 1;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-products .prod-dl__item .tag {
  align-self: flex-start;
}

.page-products .prod-figure--wide {
  margin-top: clamp(24px, 3.4vw, 40px);
}

/* ---------- 检索示意 ---------- */
.page-products .prod-svg {
  display: block;
  width: 100%;
  height: auto;
  margin: 22px 0 26px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-dark);
}

/* ---------- 企业专题页 ---------- */
.page-products .prod-profile__intro {
  max-width: 72ch;
  margin-bottom: clamp(24px, 3vw, 36px);
}

.page-products .prod-profile__intro h2 {
  margin: 10px 0 14px;
  font-family: var(--font-head);
  font-size: clamp(1.55rem, 3.2vw, 2.4rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.015em;
}

.page-products .prod-profile__intro p:last-child {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.9;
}

.page-products .prod-profile__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-products .prod-profile__cell {
  padding: 24px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-dark);
  background: var(--indigo-850);
}

.page-products .prod-profile__num {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--signal);
  margin-bottom: 12px;
}

.page-products .prod-profile__cell h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--porcelain);
}

.page-products .prod-profile__cell p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-products .prod-profile__cell--note {
  background:
    linear-gradient(160deg, rgba(87, 214, 178, 0.16), transparent 70%),
    var(--indigo-850);
}

.page-products .prod-profile__cell--note .prod-svc__link {
  margin-top: 14px;
}

/* ---------- 场景筛选 ---------- */
.page-products .prod-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-products .prod-filter__btn {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--line-dark);
  background: transparent;
  color: var(--mist);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-products .prod-filter__btn:hover {
  border-color: var(--prod-celadon-line);
  color: var(--porcelain);
}

.page-products .prod-filter__btn[aria-pressed="true"] {
  background: var(--celadon);
  border-color: var(--celadon);
  color: var(--ink);
}

.page-products .prod-scenes {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-products .prod-scene {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-dark);
  background: var(--indigo-850);
  transition: border-color var(--dur) var(--ease);
}

.page-products .prod-scene:hover {
  border-color: var(--prod-celadon-line);
}

.page-products .prod-scene h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--porcelain);
}

.page-products .prod-scene p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
}

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

.page-products .prod-scene__list li {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  padding: 5px 10px;
  border-radius: 999px;
  color: var(--celadon);
  border: 1px solid rgba(87, 214, 178, 0.4);
}

.page-products .prod-scene__cta {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--signal);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-products .prod-scene__cta:hover,
.page-products .prod-scene__cta:focus-visible {
  border-bottom-color: var(--signal);
}

.page-products .prod-empty {
  margin: 0;
  padding: 20px 22px;
  border-radius: var(--radius-m);
  border: 1px dashed var(--line-dark);
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-products [data-filter-item][hidden],
.page-products [data-filter-empty][hidden] {
  display: none !important;
}

.page-products .prod-scenes__foot {
  margin: 26px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

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

/* ---------- 服务流程 ---------- */
.page-products .prod-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
  counter-reset: none;
}

.page-products .prod-step {
  padding: 24px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-light);
  background: var(--porcelain);
  border-left: 3px solid var(--celadon-deep);
}

.page-products .prod-step__n {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--signal);
  margin-bottom: 10px;
}

.page-products .prod-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--ink);
}

.page-products .prod-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--indigo-700);
}

/* ---------- 收尾行动条 ---------- */
.page-products .prod-cta {
  display: grid;
  gap: 18px;
  align-items: center;
  margin-top: clamp(26px, 3.6vw, 44px);
  padding: clamp(24px, 3.4vw, 40px);
  border-radius: var(--radius-l);
  background:
    radial-gradient(90% 120% at 96% 0%, rgba(255, 107, 44, 0.2), transparent 60%),
    var(--indigo-950);
}

.page-products .prod-cta h2 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--porcelain);
}

.page-products .prod-cta p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-products .prod-cta .btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .prod-overview,
  .page-products .prod-dl,
  .page-products .prod-profile__grid,
  .page-products .prod-scenes,
  .page-products .prod-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-svc--bar {
    grid-template-columns: 1fr auto;
  }

  .page-products .prod-svc--bar .prod-svc__n {
    grid-column: 1 / -1;
  }

  .page-products .prod-svc--bar .btn {
    justify-self: end;
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero__inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }

  .page-products .prod-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-products .prod-split--rev .prod-figure {
    order: -1;
  }

  .page-products .prod-figure--tall,
  .page-products .prod-figure--square {
    align-self: stretch;
  }

  .page-products .prod-cta {
    grid-template-columns: 1fr auto;
  }
}

@media (min-width: 1040px) {
  .page-products .prod-overview {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-products .prod-overview .prod-svc:nth-child(1) { grid-column: span 7; }
  .page-products .prod-overview .prod-svc:nth-child(2) { grid-column: span 5; }
  .page-products .prod-overview .prod-svc:nth-child(3) { grid-column: span 4; }
  .page-products .prod-overview .prod-svc:nth-child(4) { grid-column: span 4; }
  .page-products .prod-overview .prod-svc:nth-child(5) { grid-column: span 4; }
  .page-products .prod-overview .prod-svc:nth-child(6) { grid-column: span 12; }

  .page-products .prod-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .prod-profile__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .prod-dl {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-svc,
  .page-products .prod-index a,
  .page-products .prod-filter__btn {
    transition: none;
  }

  .page-products .prod-svc:hover {
    transform: none;
  }
}