.page-products {
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-products .products-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--navy);
  color: var(--white);
  padding-block: clamp(20px, 3vw, 36px) clamp(46px, 6vw, 84px);
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: auto -18% 6% 42%;
  height: min(58%, 400px);
  background: var(--navy-2);
  border-radius: 140px 36px 140px 36px;
  transform: rotate(-9deg);
}

.page-products .products-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: 12%;
  right: -70px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 32%, rgba(255, 106, 42, .5), transparent 68%);
}

.page-products .products-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
  margin-top: clamp(20px, 3.6vw, 40px);
}

.page-products .products-hero__copy .display-1 {
  font-family: var(--font-display);
  font-size: clamp(2.05rem, 6.4vw, 4.3rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -.025em;
  margin: 10px 0 0;
}

.page-products .products-hero__copy .display-1 span {
  color: var(--signal);
  display: inline-block;
}

.page-products .products-hero__copy .lede {
  margin-top: clamp(14px, 2vw, 20px);
  max-width: 46ch;
  font-size: clamp(.95rem, 1.6vw, 1.06rem);
  line-height: 1.85;
  color: rgba(255, 255, 255, .84);
}

.page-products .products-hero__actions {
  margin-top: clamp(20px, 3vw, 28px);
}

.page-products .products-hero__figure {
  margin: 0;
}

.page-products .products-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  object-fit: cover;
  box-shadow: 0 32px 64px -40px rgba(0, 0, 0, .85);
}

.page-products .media-frame__caption {
  display: block;
  margin-top: 10px;
  font-size: .72rem;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-products .products-hero__index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(18px, 2.6vw, 26px);
  border-top: 1px solid var(--line-dark);
}

.page-products .products-hero__pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 18px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-dark);
  color: var(--white);
  font-size: .85rem;
  line-height: 1.4;
  text-decoration: none;
  transition: background .18s ease, border-color .18s ease, color .18s ease;
}

.page-products .products-hero__pill .mono {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--signal-soft);
  letter-spacing: .08em;
}

.page-products .products-hero__pill:hover,
.page-products .products-hero__pill:focus-visible {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--navy);
}

.page-products .products-hero__pill:hover .mono,
.page-products .products-hero__pill:focus-visible .mono {
  color: var(--navy);
}

/* ---------- 业务线矩阵 ---------- */
.page-products .products-lines {
  background: var(--paper);
}

.page-products .products-lines__head {
  max-width: 66ch;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-products .products-lines__head .display-2 {
  margin: 8px 0 0;
}

.page-products .products-lines__head .lede {
  margin-top: 14px;
  line-height: 1.85;
}

.page-products .line-matrix {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.2vw, 20px);
  align-items: start;
}

.page-products .line-card {
  display: flex;
  flex-direction: column;
  gap: 11px;
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  background: var(--white);
  scroll-margin-top: calc(var(--masthead-h) + 22px);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.page-products .line-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 106, 42, .45);
  box-shadow: 0 20px 42px -30px rgba(11, 31, 51, .65);
}

.page-products .line-card__no {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--signal);
}

.page-products .line-card .title {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--navy);
}

.page-products .line-card__text {
  font-size: .93rem;
  line-height: 1.8;
  color: var(--graphite);
}

.page-products .line-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-products .line-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: .88rem;
  line-height: 1.7;
  color: rgba(27, 23, 18, .86);
}

.page-products .line-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint-deep);
}

.page-products .line-card__meta {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .05em;
  color: var(--slate);
}

/* ---------- 接入流程 ---------- */
.page-products .products-flow {
  background: var(--navy-2);
  color: var(--white);
}

.page-products .products-flow__head {
  max-width: 64ch;
}

.page-products .products-flow__head .display-2 {
  margin: 8px 0 0;
  color: var(--white);
}

.page-products .products-flow__head .lede {
  margin-top: 14px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .82);
}

.page-products .products-flow__figure {
  margin: clamp(24px, 4vw, 40px) 0 clamp(24px, 4vw, 40px);
}

.page-products .products-flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  object-fit: cover;
  border: 1px solid var(--line-dark);
}

.page-products .flow-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(12px, 2vw, 18px);
}

.page-products .flow-step {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px) clamp(16px, 2.4vw, 26px) clamp(18px, 2.6vw, 26px) clamp(54px, 7vw, 70px);
  border-radius: var(--r-md);
  border: 1px solid var(--line-dark);
  background: rgba(255, 255, 255, .04);
  transition: background .2s ease, border-color .2s ease;
}

.page-products .flow-step:hover,
.page-products .flow-step:focus-within {
  background: rgba(255, 106, 42, .1);
  border-color: rgba(255, 106, 42, .55);
}

.page-products .flow-step__no {
  position: absolute;
  left: clamp(16px, 2.4vw, 22px);
  top: clamp(18px, 2.6vw, 26px);
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: var(--r-pill);
  background: var(--signal);
  color: var(--navy);
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 700;
}

.page-products .flow-step__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-products .flow-step p {
  margin-top: 6px;
  font-size: .89rem;
  line-height: 1.78;
  color: rgba(255, 255, 255, .8);
}

.page-products .flow-step__link {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .03em;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 224, 195, .45);
  padding-bottom: 1px;
  transition: color .18s ease, border-color .18s ease;
}

.page-products .flow-step__link:hover,
.page-products .flow-step__link:focus-visible {
  color: var(--white);
  border-color: var(--white);
}

/* ---------- 案例批次墙 ---------- */
.page-products .products-cases {
  background: var(--paper);
}

.page-products .products-cases__head {
  max-width: 68ch;
}

.page-products .products-cases__head .display-2 {
  margin: 8px 0 0;
}

.page-products .products-cases__head .lede {
  margin-top: 14px;
  line-height: 1.85;
}

.page-products .batch-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: clamp(20px, 3vw, 30px) 0 clamp(18px, 3vw, 28px);
}

.page-products .batch-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-soft);
  background: var(--white);
  color: var(--navy);
  font-size: .85rem;
  line-height: 1.4;
  text-decoration: none;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.page-products .batch-nav__link .mono {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--signal);
}

.page-products .batch-nav__link:hover,
.page-products .batch-nav__link:focus-visible {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.page-products .batch-nav__link:hover .mono,
.page-products .batch-nav__link:focus-visible .mono {
  color: var(--signal-soft);
}

.page-products .products-cases__figure {
  margin: 0 0 clamp(26px, 4vw, 44px);
}

.page-products .products-cases__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  object-fit: cover;
}

.page-products .batch {
  margin-top: clamp(30px, 4.5vw, 56px);
  scroll-margin-top: calc(var(--masthead-h) + 24px);
}

.page-products .batch__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .batch__no {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 3vw, 1.65rem);
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--signal);
}

.page-products .batch__title {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.15rem);
  font-weight: 700;
  color: var(--navy);
}

.page-products .batch__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--slate);
}

.page-products .batch__note {
  margin-top: 12px;
  font-size: .85rem;
  line-height: 1.75;
  color: rgba(27, 23, 18, .7);
  max-width: 62ch;
}

.page-products .case-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(11px, 1.8vw, 16px);
  align-items: start;
  margin-top: clamp(14px, 2.4vw, 22px);
}

.page-products .case-card {
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
  background: var(--white);
  padding: clamp(13px, 2vw, 17px);
  transition: border-color .18s ease, box-shadow .18s ease;
}

.page-products .case-card[open] {
  border-color: rgba(255, 106, 42, .5);
  box-shadow: 0 18px 40px -32px rgba(11, 31, 51, .8);
}

.page-products .case-card .fold__summary {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 7px;
  cursor: pointer;
  list-style: none;
}

.page-products .case-card .fold__summary::-webkit-details-marker {
  display: none;
}

.page-products .case-card__tag {
  align-self: flex-start;
}

.page-products .case-card__title {
  font-family: var(--font-display);
  font-size: .96rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--navy);
  overflow-wrap: anywhere;
}

.page-products .case-card__meta {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-products .case-card__body {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
}

.page-products .case-dl {
  margin: 0;
  display: grid;
  gap: 9px;
}

.page-products .case-dl > div {
  display: grid;
  grid-template-columns: 4.6em minmax(0, 1fr);
  gap: 10px;
}

.page-products .case-dl dt {
  font-family: var(--font-mono);
  font-size: .7rem;
  line-height: 1.9;
  color: var(--mint-deep);
}

.page-products .case-dl dd {
  margin: 0;
  font-size: .85rem;
  line-height: 1.72;
  color: rgba(27, 23, 18, .9);
}

.page-products .products-cases__note {
  margin-top: clamp(24px, 3.5vw, 36px);
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  max-width: 64ch;
}

/* ---------- 场景拆解 ---------- */
.page-products .products-scenes {
  background: var(--paper);
}

.page-products .products-scenes__head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 3.6vw, 40px);
}

.page-products .products-scenes__head .display-2 {
  margin: 8px 0 0;
}

.page-products .products-scenes__head .lede {
  margin-top: 14px;
  line-height: 1.85;
}

.page-products .scene-list {
  display: grid;
  gap: clamp(16px, 2.6vw, 26px);
}

.page-products .scene {
  display: grid;
  gap: clamp(16px, 2.6vw, 26px);
  padding: clamp(20px, 3vw, 32px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  background: var(--white);
}

.page-products .scene__no {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--signal);
}

.page-products .scene .title {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.6vw, 1.45rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--navy);
}

.page-products .scene__body p {
  margin-top: 10px;
  font-size: .92rem;
  line-height: 1.82;
  color: rgba(27, 23, 18, .9);
}

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

.page-products .scene__list li {
  position: relative;
  padding-left: 18px;
  font-size: .86rem;
  line-height: 1.72;
  color: rgba(27, 23, 18, .78);
}

.page-products .scene__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 8px;
  height: 2px;
  border-radius: 2px;
  background: var(--signal);
}

.page-products .scene__media {
  margin: 0;
}

.page-products .scene__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-md);
  object-fit: cover;
}

/* ---------- 配套支持 ---------- */
.page-products .products-support {
  background: var(--navy);
  color: var(--white);
}

.page-products .products-support__head {
  max-width: 64ch;
}

.page-products .products-support__head .display-2 {
  margin: 8px 0 0;
  color: var(--white);
}

.page-products .products-support__head .lede {
  margin-top: 14px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .82);
}

.page-products .support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.2vw, 20px);
  margin-top: clamp(24px, 3.6vw, 38px);
}

.page-products .support-card {
  display: flex;
  flex-direction: column;
  gap: 11px;
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line-dark);
  background: rgba(255, 255, 255, .04);
}

.page-products .support-card--mint {
  border-color: rgba(127, 224, 195, .42);
  background: rgba(127, 224, 195, .09);
}

.page-products .support-card__no {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--signal-soft);
}

.page-products .support-card--mint .support-card__no {
  color: var(--mint);
}

.page-products .support-card .title {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.3vw, 1.3rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-products .support-card p {
  font-size: .9rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, .82);
}

.page-products .support-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-products .support-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: .85rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, .74);
}

.page-products .support-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .64em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
}

.page-products .support-card .btn {
  align-self: flex-start;
  margin-top: 4px;
}

.page-products .support-steps {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: clamp(20px, 3vw, 30px);
  padding-top: clamp(16px, 2.4vw, 22px);
  border-top: 1px solid var(--line-dark);
}

.page-products .support-steps__label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--mint);
}

.page-products .support-steps__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  counter-reset: steps;
}

.page-products .support-steps__list li {
  counter-increment: steps;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 15px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-dark);
  font-size: .82rem;
  color: rgba(255, 255, 255, .88);
}

.page-products .support-steps__list li::before {
  content: counter(steps, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--signal-soft);
}

/* ---------- 合作启动 ---------- */
.page-products .products-start {
  background: var(--paper);
}

.page-products .start-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 42px);
  align-items: start;
}

.page-products .start-copy .display-2 {
  margin: 8px 0 0;
}

.page-products .start-copy .lede {
  margin-top: 14px;
  line-height: 1.85;
}

.page-products .start-list {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .start-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(27, 23, 18, .88);
}

.page-products .start-list .mono {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--signal);
  letter-spacing: .08em;
}

.page-products .start-note {
  margin-top: 14px;
  font-size: .88rem;
  line-height: 1.78;
  color: rgba(27, 23, 18, .72);
}

.page-products .start-link {
  color: var(--mint-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .start-copy .cluster {
  margin-top: clamp(20px, 3vw, 28px);
}

.page-products .start-contact {
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid var(--line-soft);
}

.page-products .start-contact .title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 14px;
}

.page-products .start-contact__dl {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-products .start-contact__row {
  display: grid;
  gap: 3px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .start-contact__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .start-contact__row dt {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-products .start-contact__row dd {
  margin: 0;
  font-size: .92rem;
  line-height: 1.72;
  color: var(--graphite);
  overflow-wrap: anywhere;
}

.page-products .start-contact .note {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: .8rem;
  line-height: 1.72;
  color: rgba(27, 23, 18, .66);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .line-matrix {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .line-card:nth-child(2),
  .page-products .line-card:nth-child(4) {
    margin-top: clamp(16px, 2.6vw, 34px);
  }

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

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

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

@media (min-width: 900px) {
  .page-products .products-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-products .scene--with-media {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
  }

  .page-products .scene--with-media:nth-child(even) .scene__media {
    order: -1;
  }

  .page-products .start-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }
}

@media (min-width: 1040px) {
  .page-products .case-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .case-card:nth-child(2) {
    margin-top: 22px;
  }

  .page-products .scene-list {
    gap: clamp(20px, 2.6vw, 30px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .line-card,
  .page-products .flow-step,
  .page-products .batch-nav__link,
  .page-products .products-hero__pill,
  .page-products .case-card,
  .page-products .flow-step__link {
    transition: none;
  }

  .page-products .line-card:hover {
    transform: none;
  }

  .page-products .case-card:nth-child(2),
  .page-products .line-card:nth-child(2),
  .page-products .line-card:nth-child(4) {
    margin-top: 0;
  }
}