/* 玖旭科技：文章页面、交互状态与移动端增强 */
html,
body {
  max-width: 100%;
  overflow-x: clip;
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(115, 87, 255, 0.34);
  outline-offset: 4px;
}

.insight-all-link {
  color: var(--purple);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 24px;
  font-size: 13px;
  font-weight: 750;
}

.insight-all-link span {
  transition: transform 0.2s ease;
}

.insight-all-link:hover span {
  transform: translateX(4px);
}

.insight-list .insight-item {
  border-bottom: 1px solid #dcd9e6;
  min-height: 126px;
  padding: 18px 0;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 34px;
  align-items: center;
  gap: 20px;
  transition: color 0.2s ease, padding 0.2s ease, background 0.2s ease;
}

.insight-list .insight-item:hover {
  color: var(--purple);
  padding-left: 8px;
}

.insight-list .insight-item small {
  color: #725fdd;
  font-size: 10px;
  font-weight: 700;
}

.insight-list .insight-item h3 {
  color: var(--ink);
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 650;
  line-height: 1.45;
}

.insight-list .insight-item p {
  color: #777586;
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.65;
}

.insight-arrow {
  color: var(--purple);
  font-size: 22px;
  transition: transform 0.2s ease;
}

.insight-item:hover .insight-arrow {
  transform: translate(3px, -3px);
}

.subpage-main,
.article-page {
  background: #fbfaff;
}

.page-hero {
  border-bottom: 1px solid var(--line);
  background: radial-gradient(circle at 78% 20%, #eae4ff 0, rgba(234, 228, 255, 0) 35%), linear-gradient(180deg, #fbfaff, #fff);
}

.page-hero-inner {
  padding: 94px 0 88px;
}

.page-hero h1 {
  max-width: 820px;
  letter-spacing: -0.05em;
  margin: 0;
  font-size: clamp(44px, 6vw, 70px);
  line-height: 1.12;
}

.page-hero h1 em {
  color: var(--purple);
  font-style: normal;
}

.page-hero-inner > p:last-child {
  max-width: 650px;
  color: var(--muted);
  margin: 28px 0 0;
  font-size: 17px;
  line-height: 1.9;
}

.article-index-section {
  background: #fff;
  padding: 84px 0 110px;
}

.article-index-grid {
  display: grid;
  grid-template-columns: 0.55fr 1.45fr;
  gap: 90px;
  align-items: start;
}

.article-index-grid > aside {
  position: sticky;
  top: 110px;
}

.article-index-grid > aside strong {
  font-size: 24px;
}

.article-index-grid > aside p {
  max-width: 280px;
  color: var(--muted);
  margin: 16px 0 0;
  line-height: 1.8;
}

.insight-list-page .insight-item {
  min-height: 154px;
}

.insight-list-page .insight-item h3 {
  font-size: 21px;
}

.insight-list-page .insight-item p {
  font-size: 14px;
}

.subpage-contact {
  background: #fff;
  padding: 0 0 90px;
}

.subpage-contact-card {
  color: #fff;
  background: linear-gradient(135deg, #251f50, #5b42cf);
  border-radius: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 42px 48px;
}

.subpage-contact-card small {
  color: #c9c4df;
}

.subpage-contact-card h2 {
  margin: 8px 0 0;
  font-size: 30px;
}

.article-page {
  padding: 38px 0 100px;
}

.article-root {
  max-width: 900px;
}

.article-loading,
.article-empty {
  min-height: 55vh;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.article-empty h1 {
  margin: 0;
  font-size: 44px;
}

.article-empty > p:not(.eyebrow) {
  color: var(--muted);
  margin: 18px 0 28px;
}

.article-breadcrumb {
  color: #8c899b;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 48px;
  font-size: 12px;
}

.article-breadcrumb a:hover {
  color: var(--purple);
}

.article-breadcrumb strong {
  color: #56536a;
  font-weight: 600;
}

.article-header {
  border-bottom: 1px solid var(--line);
  padding-bottom: 48px;
}

.article-category {
  color: var(--purple);
  letter-spacing: 0.12em;
  margin: 0 0 18px;
  font-size: 12px;
  font-weight: 800;
}

.article-header h1 {
  letter-spacing: -0.045em;
  margin: 0;
  font-size: clamp(42px, 6vw, 62px);
  line-height: 1.18;
}

.article-deck {
  max-width: 760px;
  color: var(--muted);
  margin: 24px 0 0;
  font-size: 18px;
  line-height: 1.85;
}

.article-meta {
  color: #8d8a9a;
  display: flex;
  gap: 24px;
  margin-top: 24px;
  font-size: 12px;
}

.article-body {
  color: #403e51;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 28px;
  margin-top: 38px;
  padding: 60px 68px;
  box-shadow: 0 20px 60px rgba(44, 34, 91, 0.07);
}

.article-body > p:first-child {
  color: #56536a;
  border-left: 3px solid var(--purple);
  margin: 0 0 48px;
  padding-left: 22px;
  font-size: 17px;
  line-height: 2;
}

.article-body section + section {
  border-top: 1px solid #efedf5;
  margin-top: 42px;
  padding-top: 42px;
}

.article-body h2 {
  color: var(--ink);
  letter-spacing: -0.025em;
  margin: 0 0 20px;
  font-size: 27px;
  line-height: 1.4;
}

.article-body section p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 2;
}

.article-body ul {
  background: #f7f6fb;
  border-radius: 18px;
  display: grid;
  gap: 11px;
  margin: 22px 0 0;
  padding: 22px 24px;
}

.article-body li {
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  position: relative;
}

.article-body li::before {
  content: "";
  background: var(--purple);
  border-radius: 50%;
  width: 6px;
  height: 6px;
  position: absolute;
  top: 0.73em;
  left: 0;
}

.article-conclusion {
  color: #fff;
  background: linear-gradient(135deg, #282250, #4f39ad);
  border-radius: 20px;
  margin-top: 48px;
  padding: 28px 30px;
}

.article-conclusion strong {
  font-size: 18px;
}

.article-conclusion p {
  color: #d5d1e5;
  margin: 10px 0 0;
  line-height: 1.85;
}

.article-end {
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-top: 48px;
  padding-top: 38px;
}

.article-end strong {
  font-size: 19px;
}

.article-end p {
  color: var(--muted);
  margin: 7px 0 0;
  font-size: 13px;
}

@media (max-width: 980px) {
  .article-index-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .article-index-grid > aside {
    position: static;
  }
}

@media (max-width: 680px) {
  .shell {
    width: calc(100% - 28px);
  }

  .site-header,
  .header-inner {
    min-width: 0;
  }

  .brand-copy {
    min-width: 0;
  }

  .mobile-menu nav {
    width: min(250px, calc(100vw - 28px));
    max-height: calc(100vh - 90px);
    overflow-y: auto;
  }

  .mobile-menu nav a {
    min-height: 44px;
  }

  .hero-grid {
    gap: 42px;
    padding: 48px 0 92px;
  }

  .hero h1 {
    font-size: clamp(35px, 10.5vw, 43px);
    overflow-wrap: anywhere;
  }

  .hero-lead {
    font-size: 15px;
    line-height: 1.75;
  }

  .growth-visual {
    width: 100%;
    min-width: 0;
    padding: 15px;
  }

  .growth-visual::before {
    display: none;
  }

  .visual-topbar {
    gap: 10px;
    align-items: flex-start;
  }

  .visual-app {
    min-width: 0;
  }

  .visual-app div {
    min-width: 0;
  }

  .visual-app strong,
  .visual-app small {
    overflow-wrap: anywhere;
  }

  .visual-kpis {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .visual-kpis span,
  .visual-kpis em {
    line-height: 1.35;
  }

  .chart-wrap {
    overflow: hidden;
  }

  .rank-card {
    align-items: flex-start;
  }

  .service-card,
  .case-card {
    width: 100%;
    min-width: 0;
  }

  .contact-card {
    width: 100%;
    margin-inline: auto;
    padding: 32px 20px;
  }

  .contact-panel strong {
    overflow-wrap: anywhere;
  }

  .insight-all-link {
    margin-bottom: 26px;
  }

  .insight-list .insight-item {
    grid-template-columns: 30px minmax(0, 1fr) 24px;
    gap: 10px;
    min-height: 130px;
    padding: 20px 0;
  }

  .insight-list .insight-item:hover {
    padding-left: 0;
  }

  .insight-list .insight-item h3 {
    font-size: 16px;
  }

  .insight-arrow {
    font-size: 18px;
  }

  .page-hero-inner {
    padding: 64px 0 62px;
  }

  .page-hero h1 {
    font-size: clamp(37px, 11vw, 50px);
  }

  .page-hero-inner > p:last-child {
    font-size: 15px;
    line-height: 1.75;
  }

  .article-index-section {
    padding: 58px 0 78px;
  }

  .insight-list-page .insight-item {
    min-height: 142px;
  }

  .insight-list-page .insight-item h3 {
    font-size: 18px;
  }

  .insight-list-page .insight-item p {
    font-size: 13px;
  }

  .subpage-contact {
    padding-bottom: 80px;
  }

  .subpage-contact-card {
    align-items: stretch;
    flex-direction: column;
    padding: 32px 24px;
  }

  .subpage-contact-card h2 {
    font-size: 26px;
  }

  .article-page {
    padding: 26px 0 86px;
  }

  .article-breadcrumb {
    margin-bottom: 34px;
  }

  .article-header {
    padding-bottom: 36px;
  }

  .article-header h1 {
    font-size: clamp(34px, 10.5vw, 46px);
    overflow-wrap: anywhere;
  }

  .article-deck {
    font-size: 16px;
    line-height: 1.75;
  }

  .article-meta {
    flex-wrap: wrap;
    gap: 8px 18px;
  }

  .article-body {
    border-radius: 20px;
    margin-top: 28px;
    padding: 34px 20px;
  }

  .article-body > p:first-child {
    margin-bottom: 36px;
    padding-left: 16px;
    font-size: 15px;
    line-height: 1.9;
  }

  .article-body h2 {
    font-size: 22px;
  }

  .article-body section p {
    font-size: 15px;
    line-height: 1.9;
  }

  .article-body ul {
    padding: 19px 18px;
  }

  .article-body li {
    font-size: 14px;
  }

  .article-conclusion {
    padding: 24px 20px;
  }

  .article-end {
    align-items: stretch;
    flex-direction: column;
  }
}

@media (max-width: 390px) {
  .brand-logo {
    width: 36px;
    height: 36px;
  }

  .brand-copy strong {
    font-size: 16px;
  }

  .hero-trust {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero-trust div {
    margin-right: 8px;
    padding-right: 8px;
  }

  .hero-trust strong {
    font-size: 18px;
  }

  .live-pill {
    display: none;
  }

  .visual-kpis {
    grid-template-columns: 1fr;
  }

  .visual-kpis div {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 2px 10px;
  }

  .visual-kpis strong {
    grid-column: 2;
    grid-row: 1 / 3;
    margin: 0;
  }

  .section-heading h2,
  .advantage-intro h2,
  .insight-intro h2,
  .contact-copy h2 {
    font-size: 31px;
  }
}

/* V3：可点击服务、案例轮播、联系方式与服务详情页 */
.service-card {
  display: block;
}

.service-link-hint {
  color: var(--card-color);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  font-size: 12px;
  font-weight: 800;
}

.service-link-hint > span {
  font-size: 17px;
  transition: transform 0.2s ease;
}

.service-card:hover .service-link-hint > span {
  transform: translate(3px, -3px);
}

.case-carousel {
  position: relative;
}

.case-viewport {
  overflow: hidden;
  padding: 8px 0 22px;
  touch-action: pan-y;
}

.case-track {
  display: flex;
  gap: 16px;
  transition: transform 0.55s cubic-bezier(0.22, 0.72, 0.24, 1);
  will-change: transform;
}

.case-track .case-card {
  flex: 0 0 calc((100% - 48px) / 4);
  min-width: 0;
}

.case-logo {
  width: 64px;
  height: 64px;
  object-fit: cover;
  background: #fff;
  border: 1px solid #ece9f4;
  border-radius: 17px;
  padding: 2px;
  box-shadow: 0 10px 24px rgba(36, 29, 75, 0.13);
}

.case-card h3 {
  margin-top: 24px;
}

.case-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 18px;
  margin-top: 10px;
}

.case-arrow {
  cursor: pointer;
  color: #4d4669;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 42px;
  height: 42px;
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.case-arrow:hover {
  color: var(--purple);
  border-color: #c9c0f8;
  transform: translateY(-2px);
}

.case-dots {
  display: flex;
  align-items: center;
  gap: 8px;
}

.case-dots button {
  cursor: pointer;
  background: #d8d4e6;
  border-radius: 99px;
  width: 8px;
  height: 8px;
  transition: width 0.25s ease, background 0.25s ease;
}

.case-dots button.is-active {
  background: var(--purple);
  width: 26px;
}

.contact-action-button svg,
.contact-mail svg {
  flex: none;
  width: 21px;
  height: 21px;
}

.button-wechat {
  color: #fff;
  background: linear-gradient(135deg, #18bb68, #08a856);
  box-shadow: 0 14px 30px rgba(6, 151, 76, 0.28);
}

.button-wechat:hover {
  box-shadow: 0 18px 36px rgba(6, 151, 76, 0.38);
}

.contact-mail {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.contact-panel .contact-detail {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding: 16px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.contact-panel .contact-detail.full {
  grid-column: 1 / -1;
}

.contact-detail-icon {
  color: #d6ceff;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 11px;
  width: 38px;
  height: 38px;
  padding: 8px;
}

.contact-panel .contact-detail > span {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.contact-panel .contact-detail small,
.contact-panel .contact-detail strong {
  display: block;
}

.contact-detail-action:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: translateY(-2px);
}

.footer-wechat {
  color: #5e49c5;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-toast {
  z-index: 1000;
  color: #fff;
  background: rgba(23, 20, 48, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 13px;
  max-width: calc(100vw - 28px);
  padding: 13px 17px;
  position: fixed;
  left: 50%;
  bottom: 26px;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 18px);
  transition: opacity 0.22s ease, transform 0.22s ease;
  box-shadow: 0 16px 40px rgba(20, 15, 55, 0.3);
  font-size: 13px;
  line-height: 1.55;
  text-align: center;
}

.site-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.mobile-contact-bar {
  display: none;
}

.service-page {
  background: radial-gradient(circle at 82% 10%, #eeeaff 0, rgba(238, 234, 255, 0) 28%), #fbfaff;
  padding: 38px 0 100px;
}

.service-root {
  min-height: 65vh;
}

.service-detail-hero {
  display: grid;
  grid-template-columns: 1.18fr 0.82fr;
  align-items: center;
  gap: 70px;
  padding: 32px 0 86px;
}

.service-detail-label {
  color: var(--purple);
  letter-spacing: 0.14em;
  margin: 0 0 18px;
  font-size: 12px;
  font-weight: 850;
}

.service-detail-copy h1 {
  letter-spacing: -0.055em;
  margin: 0;
  font-size: clamp(48px, 6vw, 76px);
  line-height: 1.05;
}

.service-detail-copy h2 {
  max-width: 720px;
  color: #342d63;
  letter-spacing: -0.035em;
  margin: 24px 0 0;
  font-size: clamp(25px, 3vw, 38px);
  line-height: 1.35;
}

.service-detail-copy > p:last-of-type {
  max-width: 680px;
  color: var(--muted);
  margin: 22px 0 0;
  font-size: 16px;
  line-height: 1.9;
}

.service-detail-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 32px;
}

.service-back-link {
  color: #5a5670;
  font-size: 13px;
  font-weight: 750;
}

.service-back-link:hover {
  color: var(--purple);
}

.service-highlight-box {
  background: linear-gradient(145deg, #251e50, #5840c2);
  border-radius: 28px;
  padding: 34px;
  box-shadow: 0 28px 70px rgba(45, 32, 103, 0.26);
}

.service-highlight-box > small {
  color: #bfb6f4;
  letter-spacing: 0.12em;
  font-size: 10px;
  font-weight: 800;
}

.service-highlight-box ul {
  display: grid;
  gap: 13px;
  margin-top: 20px;
}

.service-highlight-box li {
  color: #fff;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 54px;
  padding: 12px 15px;
}

.service-highlight-box li span {
  color: #241d4c;
  background: #82e4bb;
  border-radius: 50%;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  font-size: 12px;
  font-weight: 900;
}

.service-highlight-box li strong {
  font-size: 14px;
}

.service-detail-content {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 30px;
  padding: 62px;
  box-shadow: 0 24px 70px rgba(42, 33, 92, 0.07);
}

.service-content-heading {
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  align-items: end;
  gap: 50px;
  margin-bottom: 42px;
}

.service-content-heading .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: -25px;
}

.service-content-heading h2 {
  letter-spacing: -0.04em;
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.25;
}

.service-content-heading > p:last-child {
  color: var(--muted);
  margin: 0;
  line-height: 1.8;
}

.service-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-detail-card {
  background: #f8f7fc;
  border: 1px solid #eeecf5;
  border-radius: 22px;
  padding: 28px;
}

.service-step-number {
  color: var(--purple);
  font-size: 12px;
  font-weight: 850;
}

.service-detail-card h3 {
  letter-spacing: -0.02em;
  margin: 24px 0 14px;
  font-size: 21px;
  line-height: 1.4;
}

.service-detail-card > p {
  color: var(--muted);
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
}

.service-detail-card ul {
  border-top: 1px solid #e5e2ed;
  display: grid;
  gap: 9px;
  margin-top: 22px;
  padding-top: 20px;
}

.service-detail-card li {
  color: #484559;
  padding-left: 16px;
  position: relative;
  font-size: 12px;
  line-height: 1.6;
}

.service-detail-card li::before {
  content: "";
  background: var(--purple);
  border-radius: 50%;
  width: 5px;
  height: 5px;
  position: absolute;
  top: 0.66em;
  left: 0;
}

.service-related {
  padding-top: 82px;
}

.service-related-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 30px;
}

.service-related-heading h2 {
  letter-spacing: -0.04em;
  margin: 0;
  font-size: clamp(30px, 4vw, 44px);
}

.service-related-heading > a {
  color: var(--purple);
  font-size: 13px;
  font-weight: 800;
}

.service-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 34px;
}

.service-related-grid a {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 24px;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.service-related-grid a:hover {
  border-color: #c9c0f8;
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(48, 38, 98, 0.1);
}

.service-related-grid small {
  color: #8d88a0;
  grid-column: 1 / -1;
  font-size: 9px;
  font-weight: 800;
}

.service-related-grid strong {
  font-size: 18px;
}

.service-related-grid span {
  color: var(--purple);
  font-size: 20px;
}

@media (max-width: 980px) {
  .case-track .case-card {
    flex-basis: calc((100% - 16px) / 2);
  }

  .service-detail-hero {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .service-highlight-box {
    max-width: 680px;
  }

  .service-detail-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  body {
    padding-bottom: 62px;
  }

  .service-link-hint {
    margin-top: 20px;
  }

  .case-viewport {
    overflow: visible;
  }

  .cases {
    overflow: hidden;
  }

  .case-track .case-card {
    flex-basis: 100%;
  }

  .case-logo {
    width: 58px;
    height: 58px;
  }

  .case-controls {
    justify-content: space-between;
  }

  .contact-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 12px;
  }

  .contact-action-button {
    width: 100%;
  }

  .contact-mail {
    justify-content: center;
    padding: 10px 0;
  }

  .contact-panel {
    grid-template-columns: 1fr;
  }

  .contact-panel .contact-detail.full {
    grid-column: 1;
  }

  .mobile-contact-bar {
    z-index: 900;
    background: rgba(255, 255, 255, 0.96);
    border-top: 1px solid var(--line);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    height: 62px;
    padding: 8px 10px calc(8px + env(safe-area-inset-bottom));
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    box-shadow: 0 -8px 30px rgba(35, 28, 74, 0.11);
  }

  .mobile-contact-bar a {
    color: #fff;
    background: #2b2551;
    border-radius: 11px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 7px;
    min-height: 44px;
    font-size: 13px;
    font-weight: 800;
  }

  .mobile-contact-bar a.mobile-wechat {
    background: linear-gradient(135deg, #18bb68, #08a856);
  }

  .mobile-contact-bar svg {
    width: 20px;
    height: 20px;
  }

  .site-toast {
    bottom: 76px;
  }

  .service-page {
    padding: 26px 0 74px;
  }

  .service-detail-hero {
    gap: 34px;
    padding: 14px 0 58px;
  }

  .service-detail-copy h1 {
    font-size: clamp(42px, 13vw, 58px);
  }

  .service-detail-copy h2 {
    font-size: 26px;
  }

  .service-detail-copy > p:last-of-type {
    font-size: 15px;
    line-height: 1.8;
  }

  .service-detail-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 16px;
  }

  .service-back-link {
    text-align: center;
  }

  .service-highlight-box {
    border-radius: 22px;
    padding: 24px 20px;
  }

  .service-detail-content {
    border-radius: 22px;
    padding: 34px 18px;
  }

  .service-content-heading {
    display: block;
    margin-bottom: 30px;
  }

  .service-content-heading .eyebrow {
    margin-bottom: 18px;
  }

  .service-content-heading h2 {
    font-size: 30px;
  }

  .service-content-heading > p:last-child {
    margin-top: 18px;
    font-size: 14px;
  }

  .service-detail-card {
    padding: 24px 20px;
  }

  .service-related {
    padding-top: 62px;
  }

  .service-related-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .service-related-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .case-track {
    transition: none;
  }
}

/* V3.1：更克制的企业级视觉与联系区 */
:root {
  --ink: #17162b;
  --muted: #6d6b7d;
  --purple: #6656d9;
  --soft: #f7f7fa;
  --line: #e7e6ec;
}

.site-header {
  background: rgba(255, 255, 255, 0.94);
  border-bottom-color: rgba(30, 28, 54, 0.09);
}

.button {
  border-radius: 11px;
}

.button-primary {
  background: linear-gradient(135deg, #6b5ae1, #5142bc);
  box-shadow: 0 12px 28px rgba(69, 54, 159, 0.22);
}

.service-card,
.case-card {
  border-color: #e6e5eb;
  border-radius: 20px;
  box-shadow: 0 1px 0 rgba(25, 22, 49, 0.02);
}

.service-card:hover,
.case-card:hover {
  border-color: #d3d0e4;
  box-shadow: 0 24px 58px rgba(31, 27, 67, 0.1);
}

.contact {
  background: linear-gradient(180deg, #ffffff 0%, #f7f7fa 100%);
  padding: 110px 0;
}

.contact-card {
  isolation: isolate;
  position: relative;
  color: #fff;
  background:
    radial-gradient(circle at 88% 14%, rgba(137, 116, 255, 0.24), transparent 31%),
    linear-gradient(135deg, #17152e 0%, #242044 58%, #30275a 100%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 28px;
  grid-template-columns: minmax(0, 1.04fr) minmax(390px, 0.96fr);
  gap: 78px;
  padding: 74px 76px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(29, 23, 67, 0.2);
}

.contact-card::after {
  z-index: -1;
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  left: -150px;
  bottom: -190px;
  background: rgba(117, 87, 255, 0.2);
  border-radius: 50%;
  filter: blur(2px);
}

.contact-copy h2 {
  max-width: 600px;
  font-weight: 650;
  line-height: 1.18;
}

.contact-copy > p:not(.eyebrow) {
  max-width: 530px;
  color: rgba(235, 233, 245, 0.7);
  font-size: 15px;
}

.contact-actions {
  align-items: center;
  gap: 12px;
  margin-top: 34px;
}

.contact-action-button {
  min-height: 52px;
  padding-inline: 20px;
  border-radius: 12px;
  box-shadow: none;
}

.contact-primary {
  color: #1c1934;
  background: #fff;
  border: 1px solid #fff;
}

.contact-primary:hover {
  background: #f5f3fb;
  box-shadow: none;
}

.contact-secondary {
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.27);
}

.contact-secondary:hover {
  background: rgba(255, 255, 255, 0.13);
}

.contact-mail {
  color: rgba(235, 233, 245, 0.72);
  margin-left: 2px;
  text-decoration: none;
}

.contact-mail:hover {
  color: #fff;
}

.contact-panel.contact-panel-premium {
  color: #1a1830;
  background: rgba(255, 255, 255, 0.97);
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 22px;
  display: block;
  padding: 28px 30px 12px;
  box-shadow: 0 24px 60px rgba(12, 9, 31, 0.2);
}

.contact-panel-premium div {
  background: transparent;
  border-radius: 0;
  padding: 0;
}

.contact-panel-premium .contact-panel-head {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding-bottom: 22px;
  border-bottom: 1px solid #e9e8ee;
}

.contact-avatar {
  color: #fff;
  background: linear-gradient(145deg, #6e5ee1, #4d40ac);
  border-radius: 14px;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  box-shadow: 0 10px 24px rgba(81, 64, 183, 0.25);
}

.contact-avatar svg {
  width: 23px;
  height: 23px;
}

.contact-panel-head > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-panel-head small {
  color: #918e9d;
  letter-spacing: 0.16em;
  font-size: 9px;
  font-weight: 800;
}

.contact-panel-head h3 {
  margin: 0;
  color: #1a1830;
  font-size: 23px;
  font-weight: 720;
}

.contact-response {
  color: #4a4468;
  background: #f3f2f7;
  border-radius: 99px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 11px;
  font-size: 10px;
  font-weight: 700;
}

.contact-response i {
  width: 6px;
  height: 6px;
  background: #25aa6a;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(37, 170, 106, 0.1);
}

.contact-panel-premium .contact-list {
  display: block;
}

.contact-row {
  color: #1b1930;
  border-bottom: 1px solid #eeedf2;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  align-items: center;
  gap: 13px;
  min-height: 74px;
  padding: 13px 0;
  transition: color 0.2s ease, transform 0.2s ease;
}

.contact-row:last-child {
  border-bottom: 0;
}

a.contact-row:hover {
  color: #584bc1;
  transform: translateX(3px);
}

.contact-row > svg {
  color: #5e51c7;
  background: #f2f1f7;
  border-radius: 12px;
  width: 42px;
  height: 42px;
  padding: 10px;
}

.contact-row > span {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.contact-row small {
  color: #94919f;
  font-size: 10px;
}

.contact-row strong {
  color: inherit;
  font-size: 14px;
  font-weight: 680;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.contact-row em {
  color: #777384;
  font-size: 10px;
  font-style: normal;
  font-weight: 650;
}

.contact-address {
  grid-template-columns: 42px minmax(0, 1fr);
}

@media (max-width: 980px) {
  .contact-card {
    grid-template-columns: 1fr;
    gap: 46px;
    padding: 58px;
  }

  .contact-panel.contact-panel-premium {
    width: 100%;
    max-width: 620px;
  }
}

@media (max-width: 680px) {
  .contact {
    padding: 72px 0 96px;
  }

  .contact-card {
    width: 100%;
    border-radius: 22px;
    gap: 36px;
    padding: 40px 22px 22px;
  }

  .contact-copy h2 {
    font-size: 31px;
  }

  .contact-actions {
    gap: 10px;
  }

  .contact-panel.contact-panel-premium {
    border-radius: 17px;
    padding: 22px 20px 8px;
  }

  .contact-panel-premium .contact-panel-head {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .contact-avatar {
    width: 44px;
    height: 44px;
  }

  .contact-panel-head h3 {
    font-size: 20px;
  }

  .contact-response {
    grid-column: 1 / -1;
    justify-self: start;
    margin-top: 4px;
  }

  .contact-row {
    grid-template-columns: 40px minmax(0, 1fr);
    min-height: 70px;
  }

  .contact-row > svg {
    width: 40px;
    height: 40px;
  }

  .contact-row em {
    display: none;
  }

  .mobile-contact-bar a {
    background: #211d43;
    border-radius: 10px;
  }

  .mobile-contact-bar a.mobile-wechat {
    background: #0f9f5c;
  }
}

.not-found-page {
  min-height: 100vh;
  background: radial-gradient(circle at 70% 20%, #eeeaff, transparent 30%), #fbfbfd;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 42px clamp(24px, 7vw, 100px);
}

.not-found-page section {
  width: min(720px, 100%);
  margin: auto 0;
  padding: 80px 0 120px;
}

.not-found-page section > span {
  color: #6959d8;
  letter-spacing: 0.12em;
  font-size: 13px;
  font-weight: 800;
}

.not-found-page h1 {
  margin: 18px 0 0;
  letter-spacing: -0.05em;
  font-size: clamp(44px, 7vw, 76px);
  line-height: 1.08;
}

.not-found-page p {
  max-width: 580px;
  color: var(--muted);
  margin: 24px 0 34px;
  font-size: 16px;
  line-height: 1.9;
}