/* roulang page: index */
:root{
  --primary:#1B4332;
  --primary-dark:#081C15;
  --accent:#F4845F;
  --accent-hover:#E76F2C;
  --bg-warm:#FAF7F2;
  --bg-light-green:#EFF5EF;
  --card-white:#FFFFFF;
  --text-main:#1F2A24;
  --text-aux:#5D6B63;
  --border-color:#DDE5DE;
  --radius-card:16px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-card:0 4px 20px rgba(13,42,26,0.06);
  --shadow-hover:0 8px 30px rgba(13,42,26,0.12);
  --container-max:1200px;
  --section-gap:96px;
  --font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-family);
  font-size:16px;
  line-height:1.75;
  color:var(--text-main);
  background:var(--bg-warm);
  letter-spacing:0.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s,background .2s,border-color .2s,box-shadow .2s,transform .2s;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
.container{max-width:var(--container-max);margin:0 auto;padding-left:24px;padding-right:24px;width:100%;}
.row{max-width:var(--container-max);margin:0 auto;}
.section-gap{padding:var(--section-gap) 0;}
@media(max-width:640px){
  .container{padding-left:16px;padding-right:16px;}
  :root{--section-gap:48px;}
}
@media(min-width:641px) and (max-width:1024px){
  :root{--section-gap:64px;}
}

/* 倒计时条 */
.countdown-bar{
  background:var(--primary-dark);
  color:#fff;
  position:relative;
  z-index:300;
  transition:transform .35s ease,opacity .35s ease;
}
.countdown-bar.countdown-hidden{
  transform:translateY(-100%);
  opacity:0;
  pointer-events:none;
}
.countdown-bar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:44px;
  padding-top:0;
  padding-bottom:0;
}
.countdown-label{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:500;
  color:rgba(255,255,255,.9);
}
.live-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  display:inline-block;
  animation:pulse 1.6s infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.5;transform:scale(.85);}}
.countdown-timer{
  display:flex;
  align-items:center;
  gap:4px;
}
.countdown-block{
  display:flex;
  align-items:center;
  gap:3px;
  background:rgba(255,255,255,.12);
  border-radius:6px;
  padding:2px 8px;
}
.countdown-num{
  font-size:16px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  color:var(--accent);
  min-width:22px;
  text-align:center;
}
.countdown-label-item{
  font-size:11px;
  color:rgba(255,255,255,.75);
}
@media(max-width:640px){
  .countdown-label{font-size:12px;}
  .countdown-block{padding:2px 5px;}
  .countdown-num{font-size:14px;min-width:16px;}
}

/* 导航 */
.site-header{
  background:var(--bg-warm);
  border-bottom:1px solid var(--border-color);
  position:sticky;
  top:0;
  z-index:200;
  box-shadow:0 2px 10px rgba(13,42,26,.03);
}
.header-inner{
  display:flex;
  align-items:stretch;
  height:64px;
}
.header-left{
  flex:1;
  display:flex;
  align-items:center;
  gap:28px;
  padding-left:max(24px,calc((100% - 1200px)/2 + 24px));
}
.header-right{
  display:flex;
  align-items:center;
  gap:12px;
  padding:0 24px;
  background:var(--primary);
}
.header-logo{
  display:flex;
  align-items:center;
  gap:8px;
  flex-shrink:0;
}
.logo-icon{
  width:30px;height:30px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent-hover));
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:13px;
}
.logo-text{
  font-size:18px;
  font-weight:800;
  color:var(--text-main);
  letter-spacing:.02em;
}
.logo-sub{
  font-size:12px;
  font-weight:600;
  color:var(--text-aux);
  letter-spacing:.01em;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
}
.nav-link{
  font-size:15px;
  font-weight:500;
  color:var(--text-main);
  padding:8px 14px;
  border-radius:8px;
  position:relative;
  transition:color .2s,background .2s;
}
.nav-link:hover{
  color:var(--primary);
  background:rgba(27,67,50,.06);
}
.nav-link.active{
  color:var(--primary);
  font-weight:600;
}
.nav-link.active::after{
  content:'';
  position:absolute;
  bottom:-2px;
  left:14px;
  right:14px;
  height:2px;
  background:var(--accent);
  border-radius:2px;
}
.header-search{
  width:36px;height:36px;
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  background:rgba(255,255,255,.12);
  transition:background .2s;
}
.header-search:hover{background:rgba(255,255,255,.22);}
.header-login-btn{
  height:36px;
  padding:0 18px;
  border-radius:var(--radius-btn);
  background:var(--accent);
  color:#fff;
  font-size:13px;
  font-weight:600;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:background .2s,transform .2s;
}
.header-login-btn:hover{
  background:var(--accent-hover);
  transform:translateY(-1px);
}
.hamburger{
  display:none;
  width:36px;height:36px;
  border-radius:10px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  background:rgba(255,255,255,.12);
  color:#fff;
}
.hamburger span{
  display:block;width:16px;height:2px;
  background:#fff;border-radius:2px;
}
.mobile-menu{
  display:none;
  background:var(--bg-warm);
  border-bottom:1px solid var(--border-color);
  padding:8px 16px 12px;
}
.mobile-menu.open{display:block;}
.mobile-nav-link{
  display:block;
  padding:12px 14px;
  font-size:15px;
  font-weight:500;
  color:var(--text-main);
  border-radius:8px;
  border-bottom:1px solid var(--border-color);
}
.mobile-nav-link:last-child{border-bottom:none;}
.mobile-nav-link.active{
  color:var(--primary);
  font-weight:600;
  background:rgba(27,67,50,.05);
}
.mobile-nav-link:hover{background:rgba(27,67,50,.04);}
@media(max-width:900px){
  .main-nav{display:none;}
  .hamburger{display:flex;}
  .header-left{padding-left:16px;}
  .header-right{padding:0 12px;gap:8px;}
  .header-login-btn{display:none;}
  .header-search{display:none;}
}
@media(max-width:640px){
  .header-inner{height:52px;}
  .header-left{gap:10px;padding-left:16px;}
  .header-right{padding:0 10px;}
  .logo-icon{width:26px;height:26px;font-size:11px;}
  .logo-text{font-size:16px;}
  .logo-sub{font-size:11px;}
  .hamburger{display:flex;width:32px;height:32px;}
}

/* Hero 分屏 */
.hero-section{
  display:flex;
  min-height:640px;
  background:var(--bg-warm);
}
.hero-left{
  flex:0 0 55%;
  display:flex;
  align-items:center;
  position:relative;
  background:var(--bg-warm);
  padding:60px 0 60px max(24px,calc((100% - 1200px)/2 + 24px));
}
.hero-right{
  flex:0 0 45%;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:48px 40px;
  overflow:hidden;
}
.hero-right::before{
  content:'';
  position:absolute;
  width:280px;height:280px;
  border:30px solid rgba(244,132,95,.12);
  border-radius:50%;
  top:-80px;right:-80px;
}
.hero-right::after{
  content:'';
  position:absolute;
  width:160px;height:160px;
  border:20px solid rgba(255,255,255,.06);
  border-radius:50%;
  bottom:30px;left:20px;
}
.hero-content{
  max-width:560px;
}
.hero-crumb{
  font-size:13px;
  color:var(--text-aux);
  margin-bottom:16px;
  display:flex;
  align-items:center;
  gap:8px;
}
.hero-crumb a{color:var(--text-aux);}
.hero-crumb a:hover{color:var(--primary);}
.hero-title{
  font-size:46px;
  font-weight:800;
  color:var(--text-main);
  line-height:1.2;
  letter-spacing:.02em;
  margin-bottom:18px;
}
.hero-subtitle{
  font-size:17px;
  line-height:1.75;
  color:var(--text-aux);
  margin-bottom:28px;
  max-width:460px;
}
.hero-actions{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:36px;
  flex-wrap:wrap;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  transition:background .2s,color .2s,transform .2s,box-shadow .2s,border-color .2s;
  outline:none;
}
.btn:focus-visible{
  outline:3px solid rgba(244,132,95,.4);
  outline-offset:2px;
}
.btn-primary{
  background:var(--accent);
  color:#fff;
}
.btn-primary:hover{
  background:var(--accent-hover);
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(231,111,44,.25);
}
.btn-outline{
  border:1.5px solid var(--primary);
  color:var(--primary);
  background:transparent;
}
.btn-outline:hover{
  background:rgba(27,67,50,.08);
  transform:translateY(-2px);
}
.hero-stats{
  display:flex;
  gap:36px;
}
.hero-stat{
  text-align:left;
}
.hero-stat strong{
  display:block;
  font-size:28px;
  font-weight:800;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
}
.hero-stat span{
  font-size:13px;
  color:var(--text-aux);
}
.hero-image-wrap{
  position:relative;
  width:100%;
  max-width:440px;
  border-radius:24px;
  overflow:visible;
  z-index:2;
}
.hero-image-wrap img{
  border-radius:24px;
  box-shadow:0 20px 60px rgba(0,0,0,.35);
  width:100%;
  height:auto;
  object-fit:cover;
}
.hero-info-card{
  position:absolute;
  bottom:-32px;
  left:24px;
  right:24px;
  background:#fff;
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-hover);
  padding:18px 20px;
  display:flex;
  flex-direction:column;
  gap:8px;
  z-index:5;
}
.info-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:14px;
}
.info-item span{color:var(--text-aux);font-size:13px;}
.info-item strong{font-weight:600;color:var(--text-main);font-variant-numeric:tabular-nums;}
@media(max-width:900px){
  .hero-section{flex-direction:column;min-height:auto;}
  .hero-left{flex:1;padding:48px 24px 32px;}
  .hero-right{flex:1;padding:48px 24px 80px;}
  .hero-title{font-size:34px;}
  .hero-info-card{position:relative;bottom:0;left:0;right:0;margin-top:16px;box-shadow:var(--shadow-card);}
}
@media(max-width:640px){
  .hero-title{font-size:30px;}
  .hero-subtitle{font-size:15px;}
  .hero-stats{gap:20px;flex-wrap:wrap;}
  .hero-stat strong{font-size:22px;}
  .hero-actions{gap:10px;}
  .btn{padding:0 18px;height:44px;font-size:14px;}
}

/* 卖点统计条 */
.stats-band{
  background:var(--bg-light-green);
  padding:64px 0;
  border-top:1px solid var(--border-color);
  border-bottom:1px solid var(--border-color);
}
.stat-grid{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:0;
}
.stat-item{
  flex:1;
  text-align:center;
  padding:12px 16px;
  position:relative;
}
.stat-item:not(:last-child)::after{
  content:'';
  position:absolute;
  right:0;top:50%;
  transform:translateY(-50%);
  width:1px;height:48px;
  background:var(--border-color);
}
.stat-number{
  font-size:52px;
  font-weight:800;
  color:var(--primary);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat-label{
  font-size:14px;
  color:var(--text-aux);
  margin-top:6px;
}
@media(max-width:900px){
  .stat-number{font-size:36px;}
  .stat-label{font-size:13px;}
}
@media(max-width:640px){
  .stat-grid{flex-wrap:wrap;}
  .stat-item{flex:0 0 50%;margin-bottom:16px;}
  .stat-item:nth-child(2)::after{display:none;}
  .stat-item:last-child::after{display:none;}
  .stat-number{font-size:30px;}
}

/* 2+1 交错 */
.feature-grid{
  padding:var(--section-gap) 0;
  background:var(--bg-warm);
}
.feature-main{
  display:flex;
  gap:24px;
  align-items:stretch;
}
.feature-large{
  flex:0 0 52%;
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  min-height:420px;
}
.feature-large img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .6s ease;
}
.feature-large:hover img{transform:scale(1.04);}
.feature-overlay{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:32px 28px;
  background:linear-gradient(to top,rgba(8,28,21,.9) 0%,rgba(8,28,21,.4) 60%,transparent 100%);
  color:#fff;
}
.feature-overlay h3{
  font-size:22px;
  font-weight:700;
  margin-bottom:6px;
  letter-spacing:.02em;
}
.feature-overlay p{
  font-size:14px;
  color:rgba(255,255,255,.85);
  line-height:1.6;
}
.feature-small-set{
  flex:1;
  display:flex;
  flex-direction:column;
  gap:24px;
}
.feature-small{
  flex:1;
  display:flex;
  background:var(--card-white);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:box-shadow .3s,transform .3s;
}
.feature-small:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-4px);
}
.feature-small img{
  width:44%;height:100%;
  min-height:180px;
  object-fit:cover;
}
.feature-small-text{
  flex:1;
  padding:24px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.feature-small-text h4{
  font-size:18px;
  font-weight:700;
  color:var(--text-main);
  margin-bottom:8px;
}
.feature-small-text p{
  font-size:14px;
  color:var(--text-aux);
  line-height:1.6;
}
@media(max-width:900px){
  .feature-main{flex-direction:column;}
  .feature-large{min-height:320px;}
  .feature-small{flex-direction:row;}
}
@media(max-width:640px){
  .feature-small{flex-direction:column;}
  .feature-small img{width:100%;min-height:140px;}
  .feature-small-text{padding:16px;}
  .feature-overlay{padding:20px;}
  .feature-overlay h3{font-size:18px;}
}

/* 图墙 */
.gallery-section{
  background:var(--bg-light-green);
  padding:var(--section-gap) 0;
}
.section-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:36px;
}
.section-head h2{
  font-size:30px;
  font-weight:800;
  color:var(--text-main);
  letter-spacing:.02em;
  position:relative;
}
.section-head h2::before{
  content:'';
  display:block;
  width:32px;height:3px;
  background:var(--accent);
  border-radius:2px;
  margin-bottom:10px;
}
.section-head .section-more{
  font-size:14px;
  color:var(--primary);
  font-weight:500;
  display:flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  border:1px solid var(--border-color);
  border-radius:var(--radius-pill);
  background:var(--card-white);
  transition:all .2s;
}
.section-head .section-more:hover{
  border-color:var(--primary);
  color:var(--primary);
  box-shadow:var(--shadow-card);
}
.masonry-gallery{
  columns:3;
  column-gap:18px;
}
.masonry-item{
  break-inside:avoid;
  margin-bottom:18px;
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:box-shadow .3s,transform .3s;
  display:block;
}
.masonry-item:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-4px);
}
.masonry-item img{
  width:100%;
  height:auto;
  object-fit:cover;
  transition:transform .5s;
}
.masonry-item:hover img{transform:scale(1.05);}
.masonry-overlay{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:20px 18px;
  background:linear-gradient(to top,rgba(8,28,21,.85) 0%,transparent 100%);
  display:flex;
  align-items:center;
  justify-content:space-between;
  color:#fff;
  opacity:0;
  transition:opacity .3s;
}
.masonry-item:hover .masonry-overlay{opacity:1;}
.masonry-tag{
  font-size:14px;
  font-weight:600;
  background:rgba(255,255,255,.2);
  padding:4px 12px;
  border-radius:var(--radius-pill);
  backdrop-filter:blur(4px);
}
.masonry-date{
  font-size:12px;
  font-weight:600;
  background:var(--accent);
  color:#fff;
  padding:4px 10px;
  border-radius:var(--radius-pill);
  font-variant-numeric:tabular-nums;
}
@media(max-width:1024px){
  .masonry-gallery{columns:2;}
}
@media(max-width:640px){
  .masonry-gallery{columns:1;}
  .section-head h2{font-size:24px;}
}

/* CTA */
.cta-section{
  position:relative;
  background:var(--primary-dark);
  padding:72px 0;
  overflow:hidden;
  text-align:center;
  color:#fff;
}
.cta-section::before{
  content:'';
  position:absolute;
  width:320px;height:320px;
  border:45px solid rgba(244,132,95,.1);
  border-radius:50%;
  top:-100px;left:-80px;
}
.cta-section::after{
  content:'';
  position:absolute;
  width:180px;height:180px;
  border:25px solid rgba(255,255,255,.05);
  border-radius:50%;
  bottom:-60px;right:60px;
}
.cta-inner{
  position:relative;
  z-index:2;
}
.cta-section h2{
  font-size:34px;
  font-weight:800;
  margin-bottom:14px;
  letter-spacing:.02em;
}
.cta-section p{
  font-size:16px;
  color:rgba(255,255,255,.75);
  max-width:520px;
  margin:0 auto 36px;
  line-height:1.7;
}
.btn-large{
  height:56px;
  padding:0 40px;
  font-size:16px;
  border-radius:var(--radius-btn);
}
.btn-white{
  background:#fff;
  color:var(--primary-dark);
  font-weight:700;
}
.btn-white:hover{
  background:var(--accent);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 12px 30px rgba(244,132,95,.3);
}
.cta-sub-link{
  display:inline-block;
  margin-top:20px;
  font-size:14px;
  color:rgba(255,255,255,.7);
  border-bottom:1px solid rgba(255,255,255,.3);
  padding-bottom:2px;
  transition:color .2s,border-color .2s;
}
.cta-sub-link:hover{
  color:#fff;
  border-color:#fff;
}
@media(max-width:640px){
  .cta-section h2{font-size:26px;}
  .btn-large{height:48px;padding:0 24px;font-size:15px;}
}

/* FAQ */
.faq-section{
  background:var(--bg-warm);
  padding:var(--section-gap) 0;
}
.faq-list{
  max-width:760px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.faq-item{
  background:var(--card-white);
  border:1px solid var(--border-color);
  border-radius:12px;
  overflow:hidden;
  transition:box-shadow .2s,border-color .2s;
}
.faq-item:hover{
  border-color:rgba(27,67,50,.16);
  box-shadow:var(--shadow-card);
}
.faq-item.active{
  border-color:rgba(244,132,95,.4);
  box-shadow:var(--shadow-card);
}
.faq-question{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 22px;
  font-size:16px;
  font-weight:600;
  color:var(--text-main);
  background:transparent;
  text-align:left;
  transition:color .2s;
}
.faq-question:hover{color:var(--primary);}
.faq-question i{
  font-size:14px;
  transition:transform .3s;
  color:var(--text-aux);
  flex-shrink:0;
}
.faq-item.active .faq-question i{
  transform:rotate(180deg);
  color:var(--accent);
}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
  padding:0 22px;
}
.faq-item.active .faq-answer{
  max-height:220px;
  padding-bottom:18px;
}
.faq-answer p{
  font-size:14px;
  line-height:1.7;
  color:var(--text-aux);
  border-top:1px solid var(--border-color);
  padding-top:14px;
}
@media(max-width:640px){
  .faq-question{font-size:14px;padding:16px;}
  .faq-answer{padding:0 16px;}
  .faq-item.active .faq-answer{padding-bottom:14px;}
}

/* 最新动态 */
.news-section{
  background:var(--bg-light-green);
  padding:var(--section-gap) 0;
}
.news-list{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.news-item{
  display:flex;
  align-items:flex-start;
  background:var(--card-white);
  border-radius:var(--radius-card);
  padding:22px 24px;
  box-shadow:var(--shadow-card);
  transition:box-shadow .3s,transform .3s;
  gap:24px;
}
.news-item:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-3px);
}
.news-meta{
  flex:0 0 180px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.news-date{
  font-size:14px;
  color:var(--text-aux);
  font-variant-numeric:tabular-nums;
  font-weight:600;
}
.news-tag{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  color:var(--primary);
  background:rgba(27,67,50,.08);
  padding:3px 10px;
  border-radius:var(--radius-pill);
  width:fit-content;
}
.news-body{
  flex:1;
}
.news-title{
  font-size:17px;
  font-weight:700;
  color:var(--text-main);
  display:block;
  margin-bottom:6px;
  transition:color .2s;
}
.news-title:hover{color:var(--accent-hover);}
.news-summary{
  font-size:14px;
  color:var(--text-aux);
  line-height:1.6;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-empty{
  background:var(--card-white);
  border:2px dashed var(--border-color);
  border-radius:var(--radius-card);
  padding:60px 24px;
  text-align:center;
  color:var(--text-aux);
}
.news-empty i{
  font-size:36px;
  color:var(--border-color);
  margin-bottom:14px;
  display:block;
}
.news-empty p{
  font-size:15px;
  color:var(--text-aux);
}
@media(max-width:640px){
  .news-item{flex-direction:column;gap:10px;padding:18px;}
  .news-meta{flex:1;flex-direction:row;align-items:center;justify-content:space-between;width:100%;}
  .news-title{font-size:16px;}
}

/* 页脚 */
.site-footer{
  background:var(--primary-dark);
  color:rgba(255,255,255,.75);
  padding:56px 0 0;
}
.footer-grid{
  display:flex;
  gap:40px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{
  flex:1.4;
}
.footer-brand .footer-logo{
  font-size:20px;
  font-weight:800;
  color:#fff;
  letter-spacing:.02em;
  margin-bottom:12px;
  display:block;
}
.footer-brand p{
  font-size:14px;
  line-height:1.7;
  color:rgba(255,255,255,.65);
  max-width:320px;
}
.footer-col{
  flex:1;
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-col a{
  display:block;
  font-size:14px;
  color:rgba(255,255,255,.7);
  padding:5px 0;
  transition:color .2s,padding-left .2s;
}
.footer-col a:hover{
  color:var(--accent);
  padding-left:4px;
}
.footer-col p{
  font-size:14px;
  color:rgba(255,255,255,.7);
  line-height:1.8;
}
.footer-bottom{
  padding:20px 0;
  font-size:13px;
  color:rgba(255,255,255,.5);
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
}
@media(max-width:768px){
  .footer-grid{
    flex-direction:column;
    gap:28px;
  }
  .footer-col h4{margin-bottom:10px;}
  .footer-bottom{
    flex-direction:column;
    text-align:center;
  }
}

/* 边框与焦点 */
a:focus-visible,button:focus-visible{
  outline:3px solid rgba(244,132,95,.5);
  outline-offset:2px;
}

/* roulang page: article */
:root {
  --primary: #1B4332;
  --primary-dark: #081C15;
  --accent: #F4845F;
  --accent-hover: #E76F2C;
  --bg: #FAF7F2;
  --bg-alt: #EFF5EF;
  --card-bg: #FFFFFF;
  --text: #1F2A24;
  --text-light: #5D6B63;
  --border: #DDE5DE;
  --radius: 16px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow: 0 4px 20px rgba(13,42,26,0.06);
  --shadow-hover: 0 8px 30px rgba(13,42,26,0.12);
  --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
  --container-max: 1200px;
  --gutter: 24px;
  --section-space-lg: 96px;
  --section-space-md: 64px;
  --section-space-sm: 48px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
button { cursor: pointer; font-family: inherit; }
ul, ol { list-style: none; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  width: 100%;
}
.container-fluid { width: 100%; padding: 0 var(--gutter); }

/* 板块间距 */
.section { padding: 96px 0; }
.section-sm { padding: 48px 0; }
@media (max-width: 1024px) { .section { padding: 64px 0; } }
@media (max-width: 640px) { .section { padding: 48px 0; } }

.section-head { max-width: 680px; margin-bottom: 48px; }
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 12px;
}
.section-head p { color: var(--text-light); font-size: 16px; line-height: 1.7; }
@media (max-width: 640px) { .section-head h2 { font-size: 24px; } }

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  border: 0;
  transition: all .2s ease;
  white-space: nowrap;
  cursor: pointer;
  text-align: center;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 16px rgba(244,132,95,.30);
}
.btn-primary:hover { background: var(--accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(244,132,95,.36); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover { background: rgba(27,67,50,.08); color: var(--primary); }
.btn-lg { height: 56px; padding: 0 38px; font-size: 16px; border-radius: 14px; }
.btn-white { background: #fff; color: var(--primary-dark); }
.btn-white:hover { background: #f0f0f0; color: var(--primary-dark); transform: translateY(-2px); }
.btn i { font-size: 14px; }
.btn:focus-visible { outline: 3px solid rgba(244,132,95,.5); outline-offset: 2px; }

/* 标签 */
.pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  background: var(--accent);
  color: #fff;
  line-height: 1.4;
}
.pill-light { background: rgba(244,132,95,.14); color: var(--accent-hover); }
.pill-green { background: rgba(27,67,50,.1); color: var(--primary); }

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 64px;
  background: linear-gradient(to right, var(--bg) 0%, var(--bg) 55%, var(--primary) 55%, var(--primary) 100%);
  box-shadow: 0 2px 12px rgba(8,28,21,.08);
}
.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--gutter);
  position: relative;
}
.header-left { display: flex; align-items: center; gap: 36px; height: 100%; }
.header-right { display: flex; align-items: center; gap: 18px; height: 100%; }

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .02em;
  white-space: nowrap;
}
.logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 16px;
  font-weight: 900;
  transform: rotate(-45deg);
}
.logo-icon span { transform: rotate(45deg); }

.main-nav { display: flex; align-items: center; gap: 26px; height: 100%; }
.nav-link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 2px;
  transition: color .2s ease;
  height: 100%;
  display: flex;
  align-items: center;
}
.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
  border-radius: 3px 3px 0 0;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .25s ease;
}
.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--primary); font-weight: 700; }
.nav-link.active::after { transform: scaleX(1); }

.search-btn {
  width: 40px;
  height: 40px;
  border: 0;
  background: rgba(255,255,255,.12);
  border-radius: 10px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: background .2s ease;
}
.search-btn:hover { background: rgba(255,255,255,.22); }
.search-btn:focus-visible { outline: 3px solid rgba(244,132,95,.5); outline-offset: 2px; }

.header-login {
  height: 40px;
  padding: 0 22px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .2s ease;
  box-shadow: 0 4px 12px rgba(244,132,95,.28);
}
.header-login:hover { background: var(--accent-hover); color: #fff; transform: translateY(-1px); }

.hamburger {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  background: var(--primary);
  border-radius: 10px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.hamburger span { width: 20px; height: 2px; background: #fff; border-radius: 2px; transition: all .3s ease; }

/* 移动端导航 */
@media (max-width: 900px) {
  .site-header { background: var(--bg); }
  .main-nav {
    position: fixed;
    top: 64px; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg);
    padding: 12px 24px 20px;
    box-shadow: 0 12px 24px rgba(8,28,21,.1);
    border-radius: 0 0 16px 16px;
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
    z-index: 999;
  }
  .main-nav.open { max-height: 300px; }
  .nav-link { height: 44px; width: 100%; padding: 0; }
  .nav-link::after { display: none; }
  .hamburger { display: flex; }
  .header-left { gap: 16px; }
  .header-right { gap: 10px; }
}

@media (max-width: 640px) {
  .site-header { height: 52px; }
  .main-nav { top: 52px; }
  .header-logo { font-size: 17px; }
  .logo-icon { width: 30px; height: 30px; }
  .header-login { height: 36px; padding: 0 16px; font-size: 13px; }
  .search-btn { width: 36px; height: 36px; }
}

/* ===== 页面 Hero ===== */
.page-hero {
  background: var(--primary);
  color: #fff;
  padding: 80px 0 88px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  top: -120px; right: -80px;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(255,255,255,.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.page-hero::after {
  content: "";
  position: absolute;
  bottom: -60px; left: 40%;
  width: 300px; height: 300px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 50%;
  pointer-events: none;
}
.hero-crumb {
  font-size: 13px;
  color: rgba(255,255,255,.7);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-crumb a { color: rgba(255,255,255,.85); }
.hero-crumb a:hover { color: var(--accent); }
.hero-crumb span { opacity: .5; }

.page-hero-content {
  display: flex;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 2;
}
.page-hero-text { flex: 0 0 52%; max-width: 600px; }
.page-hero-text h1 {
  font-size: 42px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: .02em;
  color: #fff;
  margin-bottom: 20px;
}
.page-hero-text p {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255,255,255,.85);
  margin-bottom: 32px;
  max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.page-hero-visual {
  flex: 1;
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  min-height: 320px;
  box-shadow: 0 24px 60px rgba(0,0,0,.25);
}
.page-hero-visual img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
@media (max-width: 1024px) {
  .page-hero-content { flex-direction: column; gap: 40px; }
  .page-hero-text { flex: 1; max-width: 100%; }
  .page-hero-visual { width: 100%; min-height: 260px; }
}
@media (max-width: 640px) {
  .page-hero { padding: 56px 0 64px; }
  .page-hero-text h1 { font-size: 30px; }
  .page-hero-text p { font-size: 15px; }
}

/* ===== 统计带 ===== */
.stats-band {
  background: var(--bg-alt);
  padding: 56px 0;
  border-bottom: 1px solid var(--border);
}
.stats-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.stat-item {
  flex: 1;
  text-align: center;
  padding: 16px 8px;
  position: relative;
}
.stat-item + .stat-item::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 1px; height: 48px;
  background: var(--border);
}
.stat-num {
  font-size: 52px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  display: block;
  margin-bottom: 8px;
}
.stat-label { font-size: 14px; color: var(--text-light); }
@media (max-width: 900px) {
  .stats-grid { flex-wrap: wrap; }
  .stat-item { flex: 1 1 45%; }
  .stat-item + .stat-item::before { display: none; }
}
@media (max-width: 640px) {
  .stats-grid { gap: 12px; }
  .stat-num { font-size: 38px; }
}

/* ===== 2+1 交错 ===== */
.featured-section { padding: 96px 0; }
.feature-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  align-items: stretch;
}
.feature-main {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card-bg);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: box-shadow .3s ease, transform .3s ease;
}
.feature-main:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.feature-main img { width: 100%; height: 260px; object-fit: cover; }
.feature-main-body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
.feature-main-body h3 { font-size: 22px; color: var(--primary); margin-bottom: 12px; }
.feature-main-body p { color: var(--text-light); font-size: 15px; line-height: 1.75; flex: 1; }
.feature-tag { margin-top: 18px; }

.feature-side { display: flex; flex-direction: column; gap: 32px; }
.feature-mini {
  flex: 1;
  border-radius: var(--radius);
  background: var(--card-bg);
  box-shadow: var(--shadow);
  padding: 24px;
  display: flex;
  gap: 20px;
  align-items: center;
  transition: box-shadow .3s ease, transform .3s ease;
}
.feature-mini:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.feature-mini img { width: 120px; height: 100px; object-fit: cover; border-radius: 12px; flex-shrink: 0; }
.feature-mini h4 { font-size: 17px; color: var(--primary); margin-bottom: 8px; line-height: 1.4; }
.feature-mini p { font-size: 14px; color: var(--text-light); line-height: 1.6; }
@media (max-width: 1024px) {
  .feature-layout { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .feature-section { padding: 64px 0; }
  .feature-main img { height: 200px; }
  .feature-mini { flex-direction: column; align-items: flex-start; }
  .feature-mini img { width: 100%; height: 160px; }
}

/* ===== 图墙 Masonry ===== */
.gallery-section { background: var(--bg-alt); padding: 96px 0; }
.masonry-grid {
  columns: 3;
  column-gap: 20px;
}
.masonry-item {
  break-inside: avoid;
  margin-bottom: 20px;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  background: var(--card-bg);
  box-shadow: var(--shadow);
  transition: box-shadow .3s ease;
}
.masonry-item:hover { box-shadow: var(--shadow-hover); }
.masonry-item img { width: 100%; object-fit: cover; }
.masonry-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8,28,21,.72) 0%, transparent 60%);
  opacity: 0;
  transition: opacity .3s ease;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 18px;
}
.masonry-item:hover .masonry-overlay { opacity: 1; }
.masonry-overlay h3 { color: #fff; font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.masonry-date {
  font-size: 13px;
  color: #fff;
  background: var(--accent);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  width: max-content;
  font-weight: 600;
}
@media (max-width: 1024px) { .masonry-grid { columns: 2; } }
@media (max-width: 640px) { .masonry-grid { columns: 1; } .gallery-section { padding: 64px 0; } }

/* ===== CTA ===== */
.cta-section {
  background: var(--primary-dark);
  padding: 64px 0;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.cta-section::before {
  content: "";
  position: absolute;
  right: -60px; top: -60px;
  width: 260px; height: 260px;
  border: 2px solid rgba(244,132,95,.16);
  border-radius: 50%;
}
.cta-section::after {
  content: "";
  position: absolute;
  right: 30px; bottom: -80px;
  width: 220px; height: 220px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 50%;
}
.cta-inner { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta-text { max-width: 560px; }
.cta-text h2 { font-size: 30px; margin-bottom: 14px; line-height: 1.3; }
.cta-text p { color: rgba(255,255,255,.8); font-size: 15px; }
.cta-actions { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.cta-link { color: rgba(255,255,255,.85); font-size: 14px; border-bottom: 1px solid rgba(255,255,255,.35); transition: all .2s ease; }
.cta-link:hover { color: var(--accent); border-color: var(--accent); }
@media (max-width: 900px) {
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-text { max-width: 100%; }
  .cta-actions { width: 100%; }
}
@media (max-width: 640px) {
  .cta-section { padding: 56px 0; }
  .cta-text h2 { font-size: 24px; }
}

/* ===== FAQ ===== */
.faq-section { padding: 96px 0; }
.faq-list { max-width: 800px; margin: 0 auto; }
.accordion-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0;
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .25s ease;
}
.accordion-item.active { box-shadow: var(--shadow); border-color: transparent; }
.accordion-title {
  width: 100%;
  background: transparent;
  border: 0;
  padding: 20px 24px;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  transition: background .2s ease;
}
.accordion-title:hover { background: rgba(27,67,50,.03); }
.accordion-title .icon { font-size: 15px; color: var(--accent); transition: transform .3s ease; flex-shrink: 0; }
.accordion-item.active .accordion-title .icon { transform: rotate(45deg); }
.accordion-content {
  max-height: 0;
  overflow: hidden;
  padding: 0 24px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-light);
  transition: max-height .35s ease, padding .35s ease;
}
.accordion-item.active .accordion-content { max-height: 200px; padding: 0 24px 20px; }
.accordion-title:focus-visible { outline: 3px solid rgba(244,132,95,.4); outline-offset: -2px; }
@media (max-width: 640px) { .faq-section { padding: 64px 0; } }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.85);
  padding: 64px 0 0;
  position: relative;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 40px;
}
.footer-logo {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  letter-spacing: .02em;
  display: inline-block;
  margin-bottom: 14px;
}
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.65); max-width: 380px; }
.footer-col h4 { font-size: 15px; color: #fff; margin-bottom: 16px; font-weight: 700; }
.footer-col a { display: block; color: rgba(255,255,255,.7); font-size: 14px; margin-bottom: 10px; transition: color .2s ease; }
.footer-col a:hover { color: var(--accent); }
.footer-col p { font-size: 14px; color: rgba(255,255,255,.7); margin-bottom: 10px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* 通用透明切换 */
.transition-fade { transition: opacity .2s ease; }

/* 焦点可见 */
a:focus-visible, button:focus-visible { outline: 3px solid rgba(244,132,95,.55); outline-offset: 2px; }

/* 面包屑 */
.breadcrumb { margin-bottom: 20px; }

/* roulang page: category1 */
:root {
      --primary: #1B4332;
      --primary-dark: #081C15;
      --accent: #F4845F;
      --accent-hover: #E76F2C;
      --bg: #FAF7F2;
      --bg-alt: #EFF5EF;
      --card-bg: #FFFFFF;
      --text: #1F2A24;
      --text-light: #5D6B63;
      --border: #DDE5DE;
      --radius: 16px;
      --radius-sm: 12px;
      --radius-pill: 999px;
      --shadow: 0 4px 20px rgba(13,42,26,0.06);
      --shadow-hover: 0 8px 30px rgba(13,42,26,0.12);
      --space-section: 96px;
      --space-section-md: 64px;
      --space-section-sm: 48px;
      --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
    }

    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font);
      background: var(--bg);
      color: var(--text);
      font-size: 16px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }

    img {
      max-width: 100%;
      display: block;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: color .2s ease;
    }

    button, input, textarea {
      font-family: inherit;
    }

    ul, ol {
      list-style: none;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    .grid-container {
      max-width: 1200px;
    }

    /* ======================= Header ======================= */
    .site-header {
      background: var(--bg);
      border-bottom: 1px solid var(--border);
      position: sticky;
      top: 0;
      z-index: 100;
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 64px;
    }

    .header-brand {
      flex-shrink: 0;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 20px;
      color: var(--primary);
      letter-spacing: 0.02em;
    }

    .brand-logo .logo-icon {
      width: 30px;
      height: 30px;
      border: 3px solid var(--accent);
      border-radius: 50%;
      display: inline-block;
      position: relative;
      flex-shrink: 0;
    }

    .brand-logo .logo-icon::after {
      content: "";
      position: absolute;
      right: -5px;
      bottom: 2px;
      width: 9px;
      height: 9px;
      background: var(--primary);
      border-radius: 50%;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 28px;
      margin-left: 32px;
    }

    .nav-link {
      display: inline-block;
      font-size: 15px;
      font-weight: 500;
      color: var(--text);
      padding: 12px 2px;
      position: relative;
    }

    .nav-link:hover {
      color: var(--accent);
    }

    .nav-link.active {
      color: var(--primary);
      font-weight: 700;
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 2px;
      background: var(--accent);
      border-radius: 2px;
    }

    .header-right {
      display: flex;
      align-items: center;
      gap: 14px;
      flex-shrink: 0;
    }

    .search-btn {
      background: none;
      border: none;
      font-size: 18px;
      color: var(--primary);
      cursor: pointer;
      padding: 8px;
      border-radius: 8px;
    }

    .search-btn:hover {
      background: var(--bg-alt);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      transition: all .2s ease;
      cursor: pointer;
      border: none;
      line-height: 1;
    }

    .btn:focus-visible {
      outline: 3px solid var(--accent);
      outline-offset: 2px;
    }

    .btn-login {
      height: 40px;
      padding: 0 22px;
      background: var(--accent);
      color: #fff;
      font-size: 14px;
    }

    .btn-login:hover {
      background: var(--accent-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow);
    }

    .btn-primary {
      background: var(--accent);
      color: #fff;
      height: 48px;
      padding: 0 30px;
      font-size: 15px;
    }

    .btn-primary:hover {
      background: var(--accent-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow);
    }

    .btn-outline {
      background: transparent;
      border: 1.5px solid var(--primary);
      color: var(--primary);
      height: 48px;
      padding: 0 30px;
      font-size: 15px;
    }

    .btn-outline:hover {
      background: rgba(27, 67, 50, .08);
    }

    .btn-lg {
      height: 56px;
      padding: 0 38px;
      font-size: 16px;
    }

    .btn-light {
      background: #fff;
      color: var(--primary);
      height: 56px;
      padding: 0 38px;
      font-size: 16px;
      font-weight: 700;
    }

    .btn-light:hover {
      background: var(--bg-alt);
      transform: translateY(-2px);
      box-shadow: var(--shadow);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--primary);
      cursor: pointer;
      padding: 6px;
    }

    .mobile-menu {
      display: none;
      background: var(--bg);
      border-bottom: 1px solid var(--border);
      padding: 10px 24px 16px;
    }

    .mobile-menu.open {
      display: block;
    }

    .mobile-menu .nav-link {
      display: block;
      padding: 12px 0;
      border-bottom: 1px solid var(--border);
      font-weight: 500;
    }

    .mobile-menu .nav-link:last-child {
      border-bottom: none;
    }

    .mobile-menu .nav-link.active {
      color: var(--accent);
    }

    /* ======================= Hero ======================= */
    .hero-section {
      padding: var(--space-section) 0;
      background: var(--bg);
      position: relative;
      overflow: hidden;
    }

    .hero-section::before {
      content: "";
      position: absolute;
      width: 420px;
      height: 420px;
      right: -120px;
      top: -120px;
      background: radial-gradient(circle, rgba(244, 132, 95, 0.12) 0%, transparent 70%);
      pointer-events: none;
    }

    .breadcrumb {
      font-size: 14px;
      color: var(--text-light);
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

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

    .breadcrumb .sep {
      color: var(--border);
    }

    .hero-copy h1 {
      font-size: 44px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.2;
      letter-spacing: 0.02em;
      margin-bottom: 18px;
    }

    .hero-copy .hero-sub {
      font-size: 17px;
      color: var(--text-light);
      max-width: 540px;
      line-height: 1.8;
    }

    .hero-actions {
      margin-top: 32px;
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }

    .hero-meta {
      margin-top: 40px;
      display: flex;
      gap: 42px;
      flex-wrap: wrap;
    }

    .hero-meta .meta-item {
      text-align: left;
    }

    .hero-meta .meta-num {
      font-size: 30px;
      font-weight: 800;
      color: var(--accent);
      line-height: 1.2;
      font-variant-numeric: tabular-nums;
      display: block;
    }

    .hero-meta .meta-label {
      font-size: 13px;
      color: var(--text-light);
      margin-top: 4px;
    }

    .hero-visual {
      position: relative;
    }

    .hero-image {
      width: 100%;
      height: 400px;
      object-fit: cover;
      border-radius: 24px;
      box-shadow: var(--shadow);
    }

    .hero-float-card {
      position: absolute;
      bottom: 20px;
      left: 20px;
      background: rgba(255, 255, 255, 0.94);
      border-radius: var(--radius);
      padding: 16px 22px;
      display: flex;
      gap: 22px;
      box-shadow: var(--shadow-hover);
      backdrop-filter: blur(4px);
    }

    .hero-float-card .float-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text);
    }

    .hero-float-card .float-item i {
      color: var(--accent);
      font-size: 18px;
    }

    /* ======================= Stats ======================= */
    .stats-strip {
      background: var(--primary-dark);
      padding: 48px 0;
    }

    .stats-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .stat-item {
      flex: 1;
      text-align: center;
      padding: 0 20px;
      position: relative;
    }

    .stat-item + .stat-item::before {
      content: "";
      position: absolute;
      left: 0;
      top: 50%;
      transform: translateY(-50%);
      width: 1px;
      height: 44px;
      background: rgba(255, 255, 255, 0.18);
    }

    .stat-num {
      font-size: 52px;
      font-weight: 800;
      color: var(--accent);
      line-height: 1.1;
      font-variant-numeric: tabular-nums;
      letter-spacing: 0.01em;
    }

    .stat-label {
      display: block;
      margin-top: 8px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.72);
      letter-spacing: 0.03em;
    }

    /* ======================= Features ======================= */
    .features-section {
      padding: var(--space-section) 0;
    }

    .section-head {
      text-align: center;
      margin-bottom: 52px;
    }

    .section-head h2 {
      font-size: 32px;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: 0.02em;
      margin-bottom: 12px;
    }

    .section-head .section-lead {
      font-size: 16px;
      color: var(--text-light);
      max-width: 620px;
      margin: 0 auto;
    }

    .features-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 24px;
    }

    .feature-card {
      flex: 1 1 30%;
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 32px 26px;
      box-shadow: var(--shadow);
      transition: transform .3s ease, box-shadow .3s ease;
    }

    .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .feature-card .feature-icon {
      width: 52px;
      height: 52px;
      background: var(--bg-alt);
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
    }

    .feature-card .feature-icon i {
      font-size: 24px;
      color: var(--accent);
    }

    .feature-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 10px;
    }

    .feature-card p {
      font-size: 15px;
      color: var(--text-light);
      line-height: 1.7;
    }

    /* ======================= Scenarios ======================= */
    .scenarios-section {
      background: var(--bg-alt);
      padding: var(--space-section) 0;
    }

    .scenario-list {
      display: flex;
      flex-direction: column;
      gap: 32px;
    }

    .scenario-block {
      display: flex;
      background: var(--card-bg);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      border: 1px solid var(--border);
    }

    .scenario-block.reverse {
      flex-direction: row-reverse;
    }

    .scenario-block .scenario-img {
      flex: 0 0 44%;
      overflow: hidden;
    }

    .scenario-block .scenario-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      min-height: 280px;
      transition: transform .4s ease;
    }

    .scenario-block:hover .scenario-img img {
      transform: scale(1.03);
    }

    .scenario-content {
      flex: 1;
      padding: 36px 36px 30px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .scenario-content h3 {
      font-size: 24px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 12px;
    }

    .scenario-content p {
      font-size: 15px;
      color: var(--text-light);
      line-height: 1.75;
      max-width: 480px;
    }

    .scenario-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
    }

    .tag {
      background: var(--bg-alt);
      color: var(--primary);
      font-size: 13px;
      font-weight: 600;
      border-radius: var(--radius-pill);
      padding: 4px 14px;
      letter-spacing: 0.02em;
    }

    /* ======================= Process ======================= */
    .process-section {
      padding: var(--space-section) 0;
      background: var(--bg);
    }

    .process-steps {
      display: flex;
      gap: 24px;
      flex-wrap: wrap;
    }

    .process-step {
      flex: 1 1 22%;
      text-align: center;
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 36px 24px 30px;
      box-shadow: var(--shadow);
      position: relative;
      transition: transform .3s ease, box-shadow .3s ease;
    }

    .process-step:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }

    .step-num {
      font-size: 42px;
      font-weight: 800;
      color: var(--accent);
      opacity: 0.3;
      line-height: 1;
      display: block;
      margin-bottom: 14px;
      font-variant-numeric: tabular-nums;
    }

    .process-step h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 8px;
    }

    .process-step p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.6;
    }

    /* ======================= FAQ ======================= */
    .faq-section {
      padding: var(--space-section) 0;
      background: var(--bg);
      border-top: 1px solid var(--border);
    }

    .faq-list {
      max-width: 820px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      overflow: hidden;
      transition: box-shadow .2s ease;
    }

    .faq-item.open {
      box-shadow: var(--shadow);
    }

    .faq-question {
      width: 100%;
      text-align: left;
      background: none;
      border: none;
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
    }

    .faq-question:hover {
      color: var(--primary);
    }

    .faq-question i {
      transition: transform .3s ease;
      color: var(--accent);
      font-size: 14px;
      flex-shrink: 0;
    }

    .faq-item.open .faq-question i {
      transform: rotate(180deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height .35s ease;
    }

    .faq-item.open .faq-answer {
      max-height: 300px;
    }

    .faq-answer p {
      padding: 0 24px 22px;
      font-size: 15px;
      color: var(--text-light);
      line-height: 1.7;
    }

    /* ======================= CTA ======================= */
    .cta-section {
      background: var(--primary-dark);
      padding: 88px 0;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .cta-section::before {
      content: "";
      position: absolute;
      width: 500px;
      height: 500px;
      left: -180px;
      bottom: -180px;
      background: radial-gradient(circle, rgba(244, 132, 95, 0.18) 0%, transparent 70%);
      pointer-events: none;
    }

    .cta-section::after {
      content: "";
      position: absolute;
      width: 300px;
      height: 300px;
      right: -80px;
      top: -100px;
      border: 1.5px solid rgba(255, 255, 255, 0.08);
      border-radius: 50%;
      pointer-events: none;
    }

    .cta-section h2 {
      font-size: 32px;
      font-weight: 800;
      color: #fff;
      letter-spacing: 0.02em;
      margin-bottom: 14px;
      position: relative;
      z-index: 1;
    }

    .cta-section p {
      color: rgba(255, 255, 255, 0.7);
      font-size: 16px;
      margin-bottom: 36px;
      position: relative;
      z-index: 1;
    }

    .cta-section .btn-light {
      position: relative;
      z-index: 1;
    }

    .cta-link {
      display: inline-block;
      margin-top: 20px;
      color: var(--accent);
      font-size: 15px;
      position: relative;
      z-index: 1;
    }

    .cta-link:hover {
      color: #fff;
    }

    .cta-link i {
      margin-right: 6px;
    }

    /* ======================= Footer ======================= */
    .site-footer {
      background: var(--primary-dark);
      color: #fff;
      padding: 56px 0 28px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 48px;
    }

    .footer-brand .footer-logo {
      font-size: 22px;
      font-weight: 800;
      color: #fff;
      letter-spacing: 0.02em;
    }

    .footer-brand p {
      color: rgba(255, 255, 255, 0.62);
      font-size: 14px;
      line-height: 1.7;
      margin-top: 14px;
      max-width: 340px;
    }

    .footer-col h4 {
      font-size: 16px;
      color: #fff;
      margin-bottom: 16px;
      font-weight: 700;
      letter-spacing: 0.03em;
    }

    .footer-col a {
      display: block;
      color: rgba(255, 255, 255, 0.62);
      font-size: 14px;
      margin-bottom: 10px;
      transition: color .2s ease;
    }

    .footer-col a:hover {
      color: var(--accent);
    }

    .footer-col p {
      color: rgba(255, 255, 255, 0.62);
      font-size: 14px;
      margin-bottom: 10px;
      line-height: 1.6;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.14);
      margin-top: 44px;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      color: rgba(255, 255, 255, 0.5);
      font-size: 14px;
    }

    /* ======================= Responsive ======================= */
    @media (max-width: 1024px) {
      :root {
        --space-section: 64px;
      }

      .main-nav {
        gap: 18px;
        margin-left: 16px;
      }

      .hero-copy h1 {
        font-size: 36px;
      }

      .hero-image {
        height: 340px;
      }

      .feature-card {
        flex: 1 1 45%;
      }

      .scenario-block {
        flex-direction: column;
      }

      .scenario-block.reverse {
        flex-direction: column;
      }

      .scenario-block .scenario-img {
        flex: none;
        width: 100%;
      }

      .scenario-block .scenario-img img {
        min-height: 220px;
        max-height: 320px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
      }
    }

    @media (max-width: 640px) {
      :root {
        --space-section: 48px;
      }

      .container {
        padding: 0 16px;
      }

      .header-inner {
        height: 52px;
      }

      .main-nav {
        display: none;
      }

      .menu-toggle {
        display: block;
      }

      .search-btn {
        display: none;
      }

      .hero-section {
        padding: 48px 0;
      }

      .hero-copy h1 {
        font-size: 30px;
      }

      .hero-copy .hero-sub {
        font-size: 16px;
      }

      .hero-actions {
        flex-direction: column;
      }

      .hero-actions .btn {
        width: 100%;
      }

      .hero-meta {
        gap: 20px;
      }

      .hero-image {
        height: 260px;
        margin-top: 28px;
      }

      .hero-float-card {
        left: 12px;
        right: 12px;
        bottom: 12px;
        padding: 12px 16px;
        gap: 12px;
        justify-content: space-between;
      }

      .hero-float-card .float-item {
        font-size: 12px;
        gap: 4px;
      }

      .stats-strip {
        padding: 32px 0;
      }

      .stats-row {
        flex-direction: column;
        gap: 24px;
      }

      .stat-item + .stat-item::before {
        content: none;
      }

      .stat-num {
        font-size: 40px;
      }

      .section-head h2 {
        font-size: 26px;
      }

      .feature-card {
        flex: 1 1 100%;
      }

      .scenario-content {
        padding: 24px 20px;
      }

      .scenario-content h3 {
        font-size: 21px;
      }

      .process-steps {
        gap: 16px;
      }

      .process-step {
        flex: 1 1 100%;
      }

      .faq-question {
        padding: 16px 18px;
        font-size: 15px;
        line-height: 1.5;
      }

      .faq-answer p {
        padding: 0 18px 18px;
        font-size: 14px;
      }

      .cta-section {
        padding: 56px 0;
      }

      .cta-section h2 {
        font-size: 26px;
      }

      .cta-section .btn-light {
        width: 100%;
        max-width: 320px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }

/* roulang page: category2 */
:root {
      --primary: #1B4332;
      --primary-dark: #081C15;
      --accent: #F4845F;
      --accent-hover: #E76F2C;
      --page-bg: #FAF7F2;
      --alt-bg: #EFF5EF;
      --card-bg: #FFFFFF;
      --text: #1F2A24;
      --text-light: #5D6B63;
      --border: #DDE5DE;
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 8px;
      --shadow-card: 0 4px 20px rgba(13, 42, 26, 0.06);
      --shadow-hover: 0 8px 30px rgba(13, 42, 26, 0.12);
      --spacing-section: 96px;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
      background: var(--page-bg);
      color: var(--text);
      line-height: 1.75;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: inherit; transition: all 0.25s ease; }
    button { border: none; background: none; cursor: pointer; font-family: inherit; }

    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
    .section { padding: var(--spacing-section) 0; }

    h1, h2, h3, h4 { line-height: 1.3; letter-spacing: 0.02em; color: var(--text); }
    h1 { font-size: 44px; font-weight: 800; }
    h2 { font-size: 32px; font-weight: 700; }
    h3 { font-size: 22px; font-weight: 700; }

    /* 焦点可见性 */
    a:focus-visible, button:focus-visible, input:focus-visible {
      outline: 3px solid var(--accent);
      outline-offset: 2px;
    }

    /* ===== 导航 ===== */
    .site-header {
      position: relative;
      z-index: 100;
      display: flex;
      justify-content: space-between;
      height: 64px;
      background: var(--page-bg);
      border-bottom: 1px solid var(--border);
    }
    .nav-left {
      display: flex;
      align-items: center;
      gap: 32px;
      padding: 0 24px;
      flex: 1;
      background: var(--page-bg);
      min-width: 0;
    }
    .nav-right {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 0 24px;
      background: var(--primary);
      flex-shrink: 0;
    }
    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }
    .logo-icon {
      width: 36px;
      height: 36px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      font-size: 20px;
      background: var(--primary-dark);
      border-radius: 50%;
    }
    .logo-text {
      font-weight: 800;
      font-size: 18px;
      color: var(--text);
      white-space: nowrap;
      letter-spacing: 0.03em;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 4px;
      overflow: visible;
    }
    .nav-link {
      position: relative;
      padding: 20px 16px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text);
      border-bottom: 2px solid transparent;
      white-space: nowrap;
      display: block;
    }
    .nav-link::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: -1px;
      height: 3px;
      width: 0;
      background: var(--accent);
      border-radius: 3px;
      transform: translateX(-50%);
      transition: width 0.3s ease;
    }
    .nav-link:hover {
      color: var(--primary);
    }
    .nav-link:hover::after,
    .nav-link.active::after {
      width: 70%;
    }
    .nav-link.active {
      color: var(--primary);
      font-weight: 600;
    }
    .search-btn {
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 16px;
      border-radius: 50%;
      transition: background 0.25s;
    }
    .search-btn:hover {
      background: rgba(255, 255, 255, 0.15);
      color: var(--accent);
    }
    .login-btn {
      display: inline-block;
      height: 40px;
      line-height: 40px;
      padding: 0 24px;
      border-radius: 40px;
      background: var(--accent);
      color: #fff;
      font-size: 14px;
      font-weight: 600;
      letter-spacing: 0.05em;
      white-space: nowrap;
      transition: all 0.25s;
    }
    .login-btn:hover {
      background: var(--accent-hover);
      transform: translateY(-2px);
      box-shadow: 0 4px 15px rgba(244, 132, 95, 0.3);
    }
    .menu-toggle {
      display: none;
      width: 40px;
      height: 40px;
      color: #fff;
      font-size: 20px;
      border-radius: 8px;
    }

    /* ===== 首屏 Hero ===== */
    .news-hero {
      display: grid;
      grid-template-columns: 55% 45%;
      min-height: 480px;
      background: var(--page-bg);
    }
    .news-hero-content {
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding: 64px 40px 64px 24px;
      max-width: calc(55vw / 100 * 1200);
    }
    .hero-crumb {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--alt-bg);
      color: var(--primary);
      font-size: 13px;
      padding: 6px 16px;
      border-radius: 999px;
      margin-bottom: 20px;
      font-weight: 500;
      width: fit-content;
    }
    .hero-crumb i { font-size: 12px; color: var(--accent); }
    .news-hero h1 {
      margin-bottom: 16px;
      color: var(--text);
    }
    .hero-sub {
      font-size: 17px;
      line-height: 1.7;
      color: var(--text-light);
      max-width: 520px;
      margin-bottom: 32px;
    }
    .hero-actions {
      display: flex;
      align-items: center;
      gap: 20px;
      flex-wrap: wrap;
    }
    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--accent);
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      height: 52px;
      padding: 0 28px;
      border-radius: var(--radius-md);
      transition: all 0.25s ease;
      border: none;
    }
    .btn-primary:hover {
      background: var(--accent-hover);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(231, 111, 44, 0.35);
      color: #fff;
    }
    .btn-outline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 48px;
      padding: 0 24px;
      border: 1.5px solid var(--primary);
      color: var(--primary);
      font-size: 15px;
      font-weight: 500;
      border-radius: var(--radius-md);
      background: transparent;
      transition: all 0.25s;
    }
    .btn-outline:hover {
      background: rgba(27, 67, 50, 0.08);
      color: var(--primary);
    }
    .news-hero-visual {
      position: relative;
      background: var(--primary);
      overflow: hidden;
      display: flex;
      align-items: flex-end;
      justify-content: center;
      padding: 40px;
    }
    .news-hero-visual img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.45;
      border-radius: 20px;
    }
    .hero-info-card {
      position: absolute;
      bottom: 32px;
      left: 32px;
      right: 32px;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(8px);
      border-radius: var(--radius-lg);
      padding: 20px 24px;
      box-shadow: var(--shadow-card);
      display: flex;
      gap: 24px;
    }
    .hero-info-item {
      flex: 1;
    }
    .hero-info-item .label {
      font-size: 12px;
      color: var(--text-light);
      display: block;
      margin-bottom: 4px;
    }
    .hero-info-item .value {
      font-size: 15px;
      font-weight: 700;
      color: var(--text);
    }

    /* ===== 数据统计带 ===== */
    .stats-band {
      background: var(--alt-bg);
      padding: 60px 0;
    }
    .stats-grid {
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
    }
    .stat-item {
      flex: 1;
      text-align: center;
      padding: 0 24px;
      position: relative;
      min-width: 150px;
    }
    .stat-item + .stat-item::before {
      content: '';
      position: absolute;
      left: 0;
      top: 50%;
      transform: translateY(-50%);
      width: 1px;
      height: 48px;
      background: var(--border);
    }
    .stat-number {
      font-size: 54px;
      font-weight: 800;
      color: var(--primary);
      font-variant-numeric: tabular-nums;
      line-height: 1.1;
    }
    .stat-label {
      font-size: 14px;
      color: var(--text-light);
      margin-top: 8px;
    }

    /* ===== 特色卖点 ===== */
    .features-wrap {
      padding: var(--spacing-section) 0;
    }
    .section-head {
      margin-bottom: 48px;
      max-width: 640px;
    }
    .section-head .section-kicker {
      display: inline-block;
      font-size: 14px;
      font-weight: 600;
      color: var(--accent);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 12px;
    }
    .section-head h2 {
      margin-bottom: 12px;
    }
    .section-head p {
      color: var(--text-light);
      font-size: 16px;
    }
    .feature-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .feature-image {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card);
      position: relative;
    }
    .feature-image img {
      width: 100%;
      height: 360px;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .feature-image:hover img { transform: scale(1.03); }
    .feature-list {
      display: flex;
      flex-direction: column;
      gap: 28px;
    }
    .feature-li {
      display: flex;
      gap: 16px;
      align-items: flex-start;
    }
    .feature-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: var(--alt-bg);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      flex-shrink: 0;
    }
    .feature-text h3 {
      font-size: 18px;
      margin-bottom: 4px;
    }
    .feature-text p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.65;
    }
    .feature-image .feature-tag {
      position: absolute;
      top: 20px;
      left: 20px;
      background: var(--accent);
      color: #fff;
      font-size: 12px;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: 999px;
      letter-spacing: 0.02em;
    }

    /* ===== 内容图墙 ===== */
    .content-wall {
      background: var(--alt-bg);
      padding: var(--spacing-section) 0;
    }
    .wall-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      grid-auto-rows: 200px;
      gap: 20px;
      margin-top: 48px;
    }
    .wall-card {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card);
      cursor: pointer;
    }
    .wall-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .wall-card:hover img { transform: scale(1.05); }
    .wall-card.tall { grid-row: span 2; }
    .wall-overlay {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 32px 20px 16px;
      background: linear-gradient(transparent, rgba(8, 28, 21, 0.85));
      color: #fff;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .wall-overlay strong {
      font-size: 15px;
      font-weight: 600;
      letter-spacing: 0.02em;
    }
    .wall-date {
      display: inline-block;
      background: var(--accent);
      color: var(--primary-dark);
      font-size: 12px;
      font-weight: 700;
      padding: 3px 12px;
      border-radius: 999px;
      width: fit-content;
    }

    /* ===== 流程 ===== */
    .steps-wrap {
      padding: var(--spacing-section) 0;
    }
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-top: 48px;
    }
    .step-card {
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      padding: 36px 28px;
      box-shadow: var(--shadow-card);
      border: 1px solid rgba(221, 229, 222, 0.6);
      position: relative;
      transition: all 0.3s ease;
    }
    .step-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .step-num {
      font-size: 32px;
      font-weight: 800;
      color: var(--accent);
      margin-bottom: 16px;
      font-variant-numeric: tabular-nums;
    }
    .step-card h3 {
      font-size: 18px;
      margin-bottom: 10px;
    }
    .step-card p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.65;
    }

    /* ===== FAQ ===== */
    .faq-wrap {
      background: var(--alt-bg);
      padding: var(--spacing-section) 0;
    }
    .faq-list {
      max-width: 780px;
      margin: 0 auto;
      margin-top: 40px;
    }
    .faq-item {
      background: #fff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border);
      margin-bottom: 12px;
      overflow: hidden;
      transition: box-shadow 0.3s;
    }
    .faq-item.open {
      box-shadow: var(--shadow-card);
    }
    .faq-q {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      cursor: pointer;
      letter-spacing: 0.01em;
    }
    .faq-q i {
      color: var(--accent);
      transition: transform 0.3s ease;
      font-size: 14px;
      flex-shrink: 0;
      margin-left: 16px;
    }
    .faq-item.open .faq-q i {
      transform: rotate(180deg);
    }
    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease;
      padding: 0 24px;
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.65;
    }
    .faq-item.open .faq-a {
      max-height: 300px;
      padding: 0 24px 20px;
    }

    /* ===== CTA ===== */
    .cta-band {
      background: var(--primary-dark);
      padding: 80px 0;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .cta-band::before {
      content: '';
      position: absolute;
      top: -60%;
      right: -10%;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(244, 132, 95, 0.12) 0%, transparent 70%);
      border-radius: 50%;
    }
    .cta-band h2 {
      color: #fff;
      font-size: 34px;
      margin-bottom: 16px;
    }
    .cta-band p {
      color: rgba(255, 255, 255, 0.7);
      font-size: 16px;
      max-width: 480px;
      margin: 0 auto 32px;
    }
    .cta-buttons {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 20px;
      flex-wrap: wrap;
    }
    .btn-cta {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--accent);
      color: #fff;
      height: 56px;
      padding: 0 40px;
      border-radius: var(--radius-md);
      font-size: 17px;
      font-weight: 700;
      transition: all 0.25s;
    }
    .btn-cta:hover {
      background: var(--accent-hover);
      transform: translateY(-2px);
      color: #fff;
      box-shadow: 0 10px 30px rgba(244, 132, 95, 0.3);
    }
    .cta-secondary-link {
      color: rgba(255, 255, 255, 0.75);
      font-size: 15px;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.4);
      padding-bottom: 2px;
    }
    .cta-secondary-link:hover {
      color: var(--accent);
    }

    /* ===== 页脚 ===== */
    .site-footer {
      background: var(--primary-dark);
      color: rgba(255, 255, 255, 0.85);
      padding: 64px 0 30px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr;
      gap: 48px;
      margin-bottom: 40px;
    }
    .footer-logo {
      font-size: 22px;
      font-weight: 800;
      color: #fff;
      letter-spacing: 0.03em;
    }
    .footer-brand p {
      margin-top: 16px;
      font-size: 14px;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.6);
    }
    .footer-col h4 {
      color: #fff;
      font-size: 16px;
      margin-bottom: 16px;
      letter-spacing: 0.02em;
    }
    .footer-col a {
      display: block;
      color: rgba(255, 255, 255, 0.6);
      font-size: 14px;
      margin-bottom: 10px;
    }
    .footer-col a:hover {
      color: var(--accent);
    }
    .footer-col p {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.6);
      margin-bottom: 8px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: rgba(255, 255, 255, 0.45);
      font-size: 13px;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
      :root { --spacing-section: 72px; }
      .site-header { height: 56px; }
      .nav-left { gap: 16px; padding: 0 16px; }
      .nav-right { padding: 0 16px; }
      .main-nav { gap: 0; }
      .nav-link { padding: 17px 10px; font-size: 14px; }
      .news-hero { grid-template-columns: 1fr; }
      .news-hero-content { max-width: 100%; padding: 48px 24px 32px; }
      .news-hero-visual { min-height: 380px; }
      .wall-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
      .login-btn { padding: 0 16px; font-size: 13px; height: 36px; line-height: 36px; }
    }

    @media (max-width: 768px) {
      :root { --spacing-section: 64px; }
      h1 { font-size: 34px; }
      h2 { font-size: 26px; }
      .container { padding: 0 16px; }
      .nav-left { flex: 1; }
      .main-nav {
        position: fixed;
        top: 56px;
        left: 0;
        right: 0;
        background: var(--page-bg);
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        gap: 8px;
        box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
        display: none;
        max-height: calc(100vh - 80px);
        overflow-y: auto;
        z-index: 99;
      }
      .main-nav.open { display: flex; }
      .nav-link {
        padding: 14px 16px;
        border-radius: 8px;
        border: none;
        display: block;
        font-size: 15px;
        font-weight: 500;
      }
      .nav-link::after { display: none; }
      .nav-link.active {
        background: var(--alt-bg);
        color: var(--primary);
        font-weight: 600;
      }
      .menu-toggle { display: flex; align-items: center; justify-content: center; }
      .search-btn { display: none; }
      .stats-grid { flex-direction: column; gap: 32px; }
      .stat-item + .stat-item::before { display: none; }
      .feature-layout { grid-template-columns: 1fr; gap: 32px; }
      .steps-grid { grid-template-columns: 1fr; }
      .wall-grid { grid-template-columns: 1fr; grid-auto-rows: 180px; }
      .wall-card.tall { grid-row: span 1; }
      .cta-band h2 { font-size: 28px; }
      .cta-buttons { flex-direction: column; }
      .footer-grid { grid-template-columns: 1fr; gap: 24px; }
      .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
      .hero-info-card { flex-wrap: wrap; padding: 16px; }
      .hero-info-item { min-width: 120px; }
    }

    @media (max-width: 520px) {
      h1 { font-size: 30px; }
      .logo-text { font-size: 15px; }
      .logo-icon { width: 30px; height: 30px; font-size: 16px; }
      .nav-right { padding: 0 12px; gap: 8px; }
      .login-btn { padding: 0 12px; font-size: 12px; }
      .news-hero-content { padding: 40px 16px 24px; }
      .news-hero-visual { min-height: 300px; padding: 16px; }
      .hero-info-card { left: 16px; right: 16px; bottom: 16px; }
      .hero-actions { flex-direction: column; align-items: stretch; }
      .btn-primary, .btn-outline { justify-content: center; }
      .stat-number { font-size: 40px; }
      .feature-image img { height: 240px; }
      .section-head p { font-size: 14px; }
      .faq-q { padding: 16px 18px; font-size: 14px; }
    }