:root {
  --navy:#102b3a;
  --deep:#0b202d;
  --gold:#e4bf79;
  --ink:#172e36;
  --muted:#657174;
  --paper:#f8f7f2;
  --line:#dcded6;
  --max:1200px;
  color-scheme:light}
* {
  box-sizing:border-box}
html {
  scroll-behavior:smooth;
  scroll-padding-top:106px}
body {
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased}
h1,h2,h3,p,figure {
  margin:0}
h1,h2,h3 {
  line-height:1.35}
a {
  color:inherit;
  text-decoration:none}
button {
  font:inherit}
a,button {
  -webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible {
  outline:3px solid #ad7a2e;
  outline-offset:5px}
::selection {
  background:#e4bf7970}
.container {
  width:min(var(--max),calc(100% - 96px));
  margin-inline:auto}
.section {
  padding:112px 0}
.eyebrow {
  font-size:12px;
  font-weight:600;
  letter-spacing:2px;
  margin-bottom:24px}
.header {
  position:sticky;
  top:0;
  z-index:20;
  background:#f8f7f2f5;
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px)}
.header-inner {
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:88px;
  gap:24px}
.brand {
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0}
.brand img {
  object-fit:contain;
  background:#fff;
  border-radius:3px}
.brand>span {
  font-size:23px;
  font-weight:650;
  letter-spacing:2px;
  line-height:1.35}
.brand small {
  display:block;
  font-size:9px;
  letter-spacing:1.1px;
  font-weight:500;
  margin-top:5px;
  color:var(--muted)}
.header nav {
  display:flex;
  align-items:center;
  gap:32px;
  font-size:14px}
.header nav a {
  padding:10px 0}
.header nav a:hover,.footer a:hover {
  color:#956422}
.nav-contact {
  border-left:1px solid var(--line);
  padding-left:26px}
.header nav span {
  margin-left:14px}
.menu-toggle {
  display:none}
.hero {
  background:var(--navy);
  color:#fff;
  overflow:hidden}
.hero-grid {
  display:grid;
  grid-template-columns:1fr 1.2fr;
  align-items:center;
  gap:10px;
  min-height:690px;
  padding-top:50px;
  padding-bottom:42px}
.hero .eyebrow {
  color:#c1cdce;
  letter-spacing:2.5px;
  display:flex;
  align-items:center;
  gap:10px}
.status-dot {
  width:6px;
  height:6px;
  background:var(--gold);
  border-radius:50%}
h1 {
  font-size:clamp(48px,4.8vw,72px);
  font-weight:550;
  letter-spacing:1px;
  line-height:1.22}
h1 em {
  font-style:normal;
  color:var(--gold)}
.hero-description {
  font-size:23px;
  line-height:1.6;
  margin-top:30px;
  letter-spacing:1px}
.hero-detail {
  font-size:14px;
  color:#b4c3ca;
  line-height:1.95;
  margin-top:20px}
.actions {
  display:flex;
  align-items:center;
  gap:28px;
  margin-top:38px}
.button {
  display:inline-flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:14px 24px;
  font-size:14px;
  font-weight:600;
  border-radius:2px;
  transition:background .2s,transform .2s}
.button:hover {
  transform:translateY(-2px)}
.button-gold {
  background:var(--gold);
  color:var(--deep)}
.button-gold:hover {
  background:#f0cf93}
.text-link {
  font-size:14px;
  border-bottom:1px solid #68838e;
  padding-block:8px}
.text-link span {
  margin-left:12px}
.hero-art {
  width:112%;
  margin-left:-3%;
  align-self:center}
.hero-art img {
  width:100%;
  height:auto;
  display:block}
.hero-art figcaption {
  display:flex;
  align-items:center;
  gap:12px;
  color:#b4c3ca;
  font-size:12px;
  letter-spacing:1px;
  margin:0 7% 0 15%}
.art-line {
  height:1px;
  width:36px;
  background:#728a92}
.illustration-label {
  margin-left:auto;
  font-size:10px;
  color:#91a5b0}
.hero-bottom {
  border-top:1px solid #ffffff20;
  display:flex;
  justify-content:space-between;
  padding-block:22px;
  font-size:11px;
  letter-spacing:2px;
  color:#a5b6be}
.hero-bottom>span:last-child {
  font-size:10px}
.hero-bottom>span:last-child span {
  margin-left:25px;
  font-size:20px;
  color:var(--gold)}
.section-heading {
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:60px;
  margin-bottom:65px}
h2 {
  font-size:clamp(30px,3.1vw,44px);
  font-weight:550;
  letter-spacing:.5px}
.section-intro {
  max-width:390px;
  font-size:15px;
  color:var(--muted);
  line-height:1.95;
  margin-bottom:5px}
.value-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line)}
.value-item {
  position:relative;
  padding:42px 35px 0 0}
.value-item+.value-item {
  border-left:1px solid var(--line);
  padding-left:35px}
.item-index {
  position:absolute;
  right:30px;
  top:44px;
  color:#8a948f;
  font-size:11px;
  letter-spacing:1px}
.line-icon {
  display:block;
  width:44px;
  height:44px;
  stroke:#64796f;
  stroke-width:1.5;
  margin-bottom:28px}
.value-item h3 {
  font-size:21px;
  font-weight:550;
  margin-bottom:18px}
.value-item p {
  font-size:14px;
  color:var(--muted);
  line-height:2}
.value-foot {
  display:block;
  font-size:11px;
  letter-spacing:2px;
  margin-top:30px;
  color:#6c796d}
.ai-section {
  background:#e9ece3;
  border-top:1px solid #dde3d7;
  border-bottom:1px solid #dde3d7;
  padding:44px 0}
.ai-inner {
  display:flex;
  align-items:center;
  gap:32px}
.ai-symbol {
  font-size:60px;
  color:#829582}
.ai-copy {
  flex:1}
.ai-copy .eyebrow {
  margin-bottom:12px;
  color:#60705c}
.ai-copy h2 {
  font-size:25px;
  margin-bottom:10px}
.ai-copy p:last-child {
  font-size:14px;
  color:#62716b}
.ai-note {
  font-size:11px;
  color:#62716b;
  border-left:1px solid #c5cdc0;
  padding-left:30px;
  line-height:2}
.ai-note strong {
  font-weight:500}
.scenes {
  background:#fff}
.scene-layout {
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:24px}
.scene-main {
  background:#f0f1e9;
  padding:44px;
  display:flex;
  flex-direction:column;
  justify-content:space-between}
.pill {
  display:inline-block;
  font-size:11px;
  letter-spacing:1px;
  border:1px solid #b9c7b5;
  padding:5px 10px;
  color:#5f765a;
  margin-bottom:26px}
.scene-main h3 {
  font-size:30px;
  font-weight:500;
  margin-bottom:20px}
.scene-main .scene-title>p {
  font-size:14px;
  color:var(--muted);
  max-width:350px}
.day-flow {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  border-top:1px solid #ccd4c6;
  margin-top:48px;
  padding-top:25px}
.day-flow div>span {
  font-size:10px;
  color:#758573;
  letter-spacing:2px}
.day-flow p {
  font-size:12px}
.day-flow>span {
  color:#81907b}
.scene-secondary {
  display:grid;
  grid-template-rows:1fr 1fr}
.scene-secondary article {
  padding:25px 34px}
.scene-secondary article+article {
  border-top:1px solid var(--line)}
.scene-number {
  font-size:11px;
  letter-spacing:1px;
  color:#8b7554}
.scene-secondary h3 {
  font-size:23px;
  font-weight:550;
  margin:20px 0 15px}
.scene-secondary p {
  font-size:14px;
  color:var(--muted);
  max-width:360px}
.partners {
  background:var(--navy);
  color:#fff}
.partner-grid {
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:100px}
.partners .eyebrow {
  color:var(--gold)}
.partners h2 {
  font-size:37px}
.partner-description {
  font-size:15px;
  color:#b7c7d0;
  max-width:490px;
  margin:28px 0 35px}
.partner-points>div {
  display:flex;
  gap:26px;
  padding:24px 0;
  border-bottom:1px solid #ffffff20}
.partner-points>div:first-child {
  padding-top:0}
.partner-points>div>span {
  font-size:11px;
  color:var(--gold);
  padding-top:4px}
.partner-points h3 {
  font-size:19px;
  font-weight:500;
  margin-bottom:10px}
.partner-points p {
  color:#b7c7d0;
  font-size:13px}
.contact-inner {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px}
.contact h2 {
  font-size:38px}
.contact h2+p {
  font-size:14px;
  color:var(--muted);
  margin-top:22px}
.contact-mail {
  display:flex;
  flex-direction:column;
  gap:14px}
.contact-mail>span {
  font-size:12px;
  color:var(--muted)}
.contact-mail>a {
  font-size:36px;
  letter-spacing:-.8px;
  border-bottom:1px solid #9ba69e;
  padding-bottom:14px}
.contact-mail>a span {
  display:inline-block;
  margin-left:28px;
  font-size:27px;
  color:#96703b}
.contact-mail small {
  color:var(--muted);
  font-size:11px}
.footer {
  padding:36px 0 25px;
  border-top:1px solid var(--line);
  background:#f0f0e9}
.footer-top,.footer-bottom {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px}
.footer-top {
  padding-bottom:30px}
.footer-top>.brand>span {
  font-size:18px}
.footer-top>a:last-child {
  font-size:12px}
.footer-bottom {
  border-top:1px solid #d8ddd3;
  padding-top:22px;
  font-size:14px;
  color:var(--muted)}
.skip-link {
  position:fixed;
  z-index:100;
  top:-100px;
  left:20px;
  padding:12px 20px;
  background:#fff}
.skip-link:focus {
  top:12px}
.sr-only {
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0}
.error-page {
  min-height:70vh;
  display:grid;
  place-items:center;
  text-align:center;
  padding:70px 24px}
.error-page h1 {
  color:var(--ink);
  margin-bottom:20px}
.error-page p {
  color:var(--muted);
  margin-bottom:32px}

@media(min-width:1600px) {
  .hero-grid {
  min-height:740px}
}

@media(max-width:1000px) {
  .container {
  width:calc(100% - 64px)}
.header nav {
  gap:20px}
.nav-contact {
  padding-left:18px}
.brand>span {
  font-size:20px}
.brand small {
  font-size:8px}
.hero-grid {
  min-height:610px;
  grid-template-columns:1fr 1fr}
.hero-art {
  width:125%;
  margin-left:-8%}
h1 {
  font-size:54px}
.hero-description {
  font-size:21px}
.actions {
  gap:18px}
.button {
  gap:20px;
  padding:13px 18px}
.section {
  padding:85px 0}
.section-heading {
  gap:40px}
.section-intro {
  max-width:320px}
.value-item {
  padding-right:22px}
.value-item+.value-item {
  padding-left:22px}
.value-item h3 {
  font-size:18px}
.partner-grid {
  gap:45px}
.partners h2 {
  font-size:30px}
.scene-main {
  padding:30px}
.scene-secondary article {
  padding:24px}
.scene-secondary h3 {
  font-size:21px}
.contact h2 {
  font-size:30px}
.contact-mail>a {
  font-size:30px}
}

@media(max-width:800px) {
  .header-inner {
  flex-wrap:wrap;
  padding-block:12px;
  min-height:76px;
  gap:12px}
.brand img {
  width:46px;
  height:46px}
.header nav {
  width:100%;
  justify-content:space-between;
  border-top:1px solid var(--line);
  padding-top:10px;
  font-size:13px}
.nav-contact {
  border:0;
  padding-left:0}
.has-js .header-inner {
  position:relative;
  flex-wrap:nowrap}
.has-js .menu-toggle {
  display:flex;
  align-items:center;
  gap:12px;
  min-height:44px;
  padding:8px 0 8px 15px;
  background:none;
  border:0;
  color:var(--ink);
  font-size:13px}
.menu-toggle i {
  width:21px;
  height:12px;
  border-block:1px solid currentColor}
.has-js .header nav {
  display:none;
  position:absolute;
  top:100%;
  left:-32px;
  right:-32px;
  width:auto;
  padding:16px 32px 24px;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 20px #0b202d0a}
.has-js .header nav.is-open {
  display:flex;
  flex-direction:column;
  align-items:stretch;
  gap:4px}
.has-js .header nav a {
  padding:12px 0}
.hero-grid {
  grid-template-columns:1fr;
  gap:0;
  padding-top:60px;
  padding-bottom:35px}
.hero-copy {
  position:relative;
  z-index:1}
h1 {
  font-size:64px}
.hero-art {
  width:min(100%,600px);
  margin:-40px 0 0 auto;
  align-self:end}
.hero-art figcaption {
  margin-top:-20px}
.hero-detail br {
  display:none}
.hero-detail {
  max-width:470px}
.hero-bottom {
  font-size:10px}
.section-heading {
  align-items:flex-start}
.section-intro {
  max-width:290px}
.value-grid {
  grid-template-columns:1fr}
.value-item {
  padding:28px 0 28px 78px!important;
  border-left:0!important;
  border-bottom:1px solid var(--line)}
.line-icon {
  position:absolute;
  left:0;
  top:30px}
.item-index {
  right:0;
  top:30px}
.value-item h3 {
  font-size:22px;
  padding-right:25px}
.value-foot {
  margin-top:15px}
.ai-inner {
  gap:22px;
  flex-wrap:wrap}
.ai-copy h2 {
  font-size:24px}
.ai-note {
  flex-basis:calc(100% - 70px);
  margin-left:70px;
  border-left:0;
  padding-left:0}
.ai-note br {
  display:none}
.ai-note strong {
  margin-left:12px}
.scene-layout {
  grid-template-columns:1fr}
.scene-main {
  padding:40px}
.scene-secondary {
  grid-template-columns:1fr 1fr;
  grid-template-rows:auto;
  gap:25px}
.scene-secondary article {
  padding:20px 0}
.scene-secondary article+article {
  border-top:0;
  border-left:1px solid var(--line);
  padding-left:25px}
.partner-grid {
  grid-template-columns:1fr;
  gap:55px}
.partners h2 {
  font-size:36px}
.contact-inner {
  align-items:flex-start;
  flex-direction:column;
  gap:40px}
.contact-mail>a {
  font-size:36px}
}

@media(max-width:520px) {
  .container {
  width:calc(100% - 40px)}
.header-inner {
  min-height:74px}
.brand>span {
  font-size:20px}
.brand small {
  font-size:8px;
  letter-spacing:.8px}
.brand {
  gap:9px}
.has-js .header nav {
  left:-20px;
  right:-20px;
  padding-inline:20px}
.hero-grid {
  padding-top:44px}
.hero .eyebrow {
  font-size:10px;
  margin-bottom:22px;
  letter-spacing:1.7px}
h1 {
  font-size:54px;
  letter-spacing:0}
.hero-description {
  font-size:21px;
  margin-top:25px}
.hero-detail {
  font-size:13px;
  margin-top:17px;
  max-width:310px}
.actions {
  gap:21px;
  margin-top:28px}
.button {
  font-size:13px;
  padding:13px 17px;
  gap:18px}
.text-link {
  font-size:12px}
.text-link span {
  margin-left:8px}
.hero-art {
  width:112%;
  margin:4px -6% 0}
.hero-art figcaption {
  font-size:10px;
  margin-top:-8px}
.art-line {
  width:20px}
.illustration-label {
  font-size:9px}
.hero-bottom {
  padding-block:18px;
  letter-spacing:1px}
.hero-bottom>span:last-child {
  font-size:8px}
.hero-bottom>span:last-child span {
  margin-left:8px}
.section {
  padding:65px 0}
.eyebrow {
  font-size:10px;
  margin-bottom:18px}
.section-heading {
  flex-direction:column;
  gap:23px;
  margin-bottom:35px}
h2 {
  font-size:32px}
.section-intro {
  font-size:14px;
  max-width:none}
.value-item {
  padding-left:62px!important}
.value-item h3 {
  font-size:19px}
.value-item p {
  font-size:13px}
.line-icon {
  width:36px;
  height:36px}
.value-foot {
  font-size:10px}
.ai-section {
  padding:32px 0}
.ai-inner {
  gap:16px}
.ai-symbol {
  font-size:40px;
  align-self:flex-start;
  line-height:1.2;
  padding-top:3px}
.ai-copy .eyebrow {
  font-size:10px}
.ai-copy h2 {
  font-size:21px;
  line-height:1.5}
.ai-copy p:last-child {
  font-size:13px}
.ai-note {
  flex-basis:calc(100% - 46px);
  margin-left:46px;
  font-size:10px}
.ai-note br {
  display:block}
.ai-note strong {
  margin-left:0}
.scene-main {
  padding:28px}
.scene-main h3 {
  font-size:27px}
.scene-main .scene-title>p {
  font-size:13px}
.day-flow {
  margin-top:35px;
  gap:4px}
.day-flow p {
  font-size:10px}
.day-flow div>span {
  font-size:9px}
.scene-secondary {
  grid-template-columns:1fr;
  gap:0}
.scene-secondary article {
  padding:28px 0}
.scene-secondary article+article {
  border-left:0;
  border-top:1px solid var(--line);
  padding-left:0;
  padding-bottom:0}
.scene-secondary h3 {
  font-size:23px;
  margin:14px 0}
.partners h2 {
  font-size:29px}
.partner-description {
  font-size:14px}
.partner-grid {
  gap:40px}
.partner-points>div {
  gap:20px;
  padding-block:22px}
.contact h2 {
  font-size:30px}
.contact-mail {
  width:100%}
.contact-mail>a {
  font-size:30px;
  display:flex;
  align-items:center;
  justify-content:space-between}
.contact-mail>a span {
  margin-left:10px}
.footer-top {
  gap:12px}
.footer-top>.brand>span {
  font-size:17px}
.footer-top>.brand img {
  width:40px;
  height:40px}
.footer-top>a:last-child {
  font-size:11px}
.footer-bottom {
  flex-direction:column;
  align-items:center;
  gap:8px;
  font-size:14px}
}

@media(prefers-reduced-motion:reduce) {
  html {
  scroll-behavior:auto}
*,*::before,*::after {
  transition:none!important;
  animation:none!important}
}


/* 版权与备案信息在桌面和手机上均居中排列。 */
.footer-bottom {
  justify-content: center;
  text-align: center;
  flex-wrap: wrap;
}

/* 以业务场景介绍产品，保留简洁的阅读层次。 */
.product { background: #eef0e8; }
.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.product-topic { padding: 38px; background: #f8f7f2; border-top: 2px solid #b5c2ac; }
.product-label { display: block; color: #60705c; font-size: 12px; letter-spacing: 2px; margin-bottom: 22px; }
.product-topic h3 { font-size: 25px; font-weight: 550; margin-bottom: 18px; }
.product-topic p { color: var(--muted); font-size: 15px; line-height: 2; }
.product-context { display: block; margin-top: 28px; font-size: 12px; color: #62716b; }
.product-breeding { border-top-color: var(--gold); background: var(--navy); color: white; }
.product-breeding .product-label, .product-breeding .product-context { color: var(--gold); }
.product-breeding p { color: #b7c7d0; }
.product-summary { margin-top: 32px; font-size: 14px; color: var(--muted); text-align: center; }
@media (max-width: 800px) {
  .product-topic { padding: 28px; }
  .product-topic h3 { font-size: 23px; }
}
@media (max-width: 520px) {
  .product-grid { grid-template-columns: 1fr; gap: 18px; }
  .product-topic { padding: 26px; }
  .product-topic p { font-size: 14px; }
  .product-label { margin-bottom: 16px; }
  .product-summary { text-align: left; font-size: 13px; }
}