/* 伯瑞蓝图长寿抗衰中心 — 站点样式 v2.0（本地打包，无外部依赖） */
:root{
  --navy:#0B1D33;
  --navy-2:#12283F;
  --navy-3:#1B3A57;
  --gold:#BFA06A;
  --gold-soft:#D8C39A;
  --paper:#FAF8F4;
  --white:#FFFFFF;
  --ink:#17222E;
  --muted:#5A6673;
  --line:#E6E0D3;
  --radius:6px;
  --serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px;}

/* ---------- 页眉 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(1.2) blur(6px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 4px 18px rgba(11,29,51,.08);}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:14px 24px;max-width:1120px;margin:0 auto;
}
.brand{display:flex;align-items:center;min-width:0;}
.brand-text{font-family:var(--serif);font-size:21px;font-weight:800;color:var(--navy);letter-spacing:.05em;white-space:nowrap;line-height:1.2;transition:color .25s;}
a.brand:hover .brand-text{color:var(--gold);}
.header-tel{
  display:flex;align-items:center;gap:8px;margin-left:auto;margin-right:14px;
  font-size:14px;font-weight:600;color:var(--navy);letter-spacing:.02em;white-space:nowrap;
}
.header-tel svg{width:16px;height:16px;stroke:var(--gold);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.header-tel:hover{color:var(--gold);}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:var(--radius);
  padding:8px 12px;font-size:14px;color:var(--navy);cursor:pointer;font-family:inherit;}
.site-nav{display:flex;align-items:center;gap:4px;}
.site-nav a{
  padding:8px 12px;font-size:14.5px;color:var(--ink);border-radius:var(--radius);
  transition:background .2s,color .2s;
}
.site-nav a:hover{background:var(--paper);color:var(--navy);}
.site-nav a.active{color:var(--navy);font-weight:600;box-shadow:inset 0 -2px 0 var(--gold);}
.nav-cta{
  margin-left:8px;background:var(--gold);color:var(--navy) !important;padding:9px 18px !important;
  border-radius:var(--radius);font-weight:600;
  box-shadow:0 2px 10px rgba(191,160,106,.4);
}
.nav-cta:hover{background:var(--gold-soft) !important;box-shadow:0 3px 14px rgba(191,160,106,.5);}
@media (max-width:960px){.header-tel{display:none;}}
@media (max-width:860px){
  .nav-toggle{display:block;}
  .site-nav{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:8px 16px 16px;gap:2px;
  }
  .site-nav.open{display:flex;}
  .site-nav a{padding:12px 10px;font-size:15px;}
  .nav-cta{margin:8px 0 0;text-align:center;}
  .header-inner{position:relative;}
}

/* ---------- 首屏（沉浸式轮播） ---------- */
.hero{
  position:relative;color:#fff;background:var(--navy);
  overflow:hidden;
}
.hero-media{position:absolute;inset:0;}
.hero-media .hero-bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity 1.6s ease;
}
.hero-media .hero-bg.active{opacity:.5;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(11,29,51,.88) 0%,rgba(11,29,51,.55) 55%,rgba(11,29,51,.35) 100%),
    linear-gradient(180deg,rgba(11,29,51,.6) 0%,rgba(11,29,51,.38) 45%,rgba(11,29,51,.94) 100%),
    radial-gradient(1100px 500px at 85% -10%, rgba(191,160,106,.14), transparent 60%);
}
.hero-inner{
  position:relative;z-index:1;max-width:1120px;margin:0 auto;
  padding:120px 24px 96px;min-height:86vh;
  display:flex;flex-direction:column;justify-content:center;
}
.hero-logo{width:230px;max-width:60vw;margin-bottom:28px;}
.hero-kicker{
  display:inline-block;font-size:13px;letter-spacing:.28em;color:var(--gold-soft);
  border:1px solid rgba(216,195,154,.5);padding:6px 14px;border-radius:999px;margin-bottom:22px;
  width:fit-content;
}
.hero h1{
  font-size:clamp(30px,4.6vw,48px);line-height:1.3;font-weight:700;
  letter-spacing:.02em;max-width:820px;font-family:var(--serif);
}
.hero .lead{
  margin-top:20px;font-size:clamp(15px,1.8vw,18px);color:rgba(255,255,255,.85);
  max-width:760px;
}
.hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;}
.btn{
  display:inline-block;padding:13px 26px;border-radius:var(--radius);
  font-weight:600;font-size:15px;letter-spacing:.04em;transition:background .2s,color .2s,transform .2s,box-shadow .2s;
}
.btn:hover{transform:translateY(-1px);}
.btn-gold{background:var(--gold);color:var(--navy);box-shadow:0 4px 16px rgba(191,160,106,.35);}
.btn-gold:hover{background:var(--gold-soft);}
.btn-ghost{border:1px solid rgba(255,255,255,.55);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);}
.btn-navy{background:var(--navy);color:#fff;}
.btn-navy:hover{background:var(--navy-3);}
.hero-scroll{
  position:absolute;left:50%;bottom:86px;transform:translateX(-50%);z-index:2;
  width:24px;height:38px;border:1.5px solid rgba(255,255,255,.5);border-radius:12px;
}
.hero-scroll::before{
  content:"";position:absolute;left:50%;top:7px;width:3px;height:8px;margin-left:-1.5px;
  border-radius:2px;background:var(--gold-soft);animation:scrollhint 2s ease-in-out infinite;
}
@keyframes scrollhint{0%,100%{transform:translateY(0);opacity:1;}50%{transform:translateY(10px);opacity:.3;}}
.fact-strip{
  position:relative;z-index:1;border-top:1px solid rgba(255,255,255,.16);
  background:rgba(6,17,30,.6);backdrop-filter:blur(4px);
}
.fact-strip .wrap{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  padding-top:26px;padding-bottom:26px;
}
.fact-item .num{font-size:22px;font-weight:700;color:var(--gold-soft);letter-spacing:.02em;font-family:var(--serif);}
.fact-item .lbl{font-size:13px;color:rgba(255,255,255,.72);margin-top:2px;}
@media (max-width:860px){
  .fact-strip .wrap{grid-template-columns:repeat(2,1fr);}
  .hero-inner{padding:88px 24px 64px;min-height:0;}
  .hero-scroll{display:none;}
}

/* ---------- 通用区块 ---------- */
.section{padding:76px 0;}
.section.tight{padding:56px 0;}
.section.white{background:var(--white);}
.section.navy{background:var(--navy);color:#fff;}
.eyebrow{
  font-size:12.5px;letter-spacing:.3em;color:var(--gold);
  text-transform:uppercase;font-weight:600;margin-bottom:12px;
}
.section.navy .eyebrow{color:var(--gold-soft);}
h2.sec-title{font-size:clamp(23px,3vw,32px);line-height:1.35;color:var(--navy);font-weight:700;font-family:var(--serif);letter-spacing:.02em;}
.section.navy h2.sec-title{color:#fff;}
.sec-sub{margin-top:14px;color:var(--muted);max-width:780px;font-size:16px;}
.section.navy .sec-sub{color:rgba(255,255,255,.78);}
.sec-head{margin-bottom:42px;}
.center{text-align:center;}
.center .sec-sub{margin-left:auto;margin-right:auto;}

.split{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;}
.split.rev{grid-template-columns:1fr 1.05fr;}
.split figure img{border-radius:var(--radius);width:100%;}
.split figcaption{font-size:13px;color:var(--muted);margin-top:10px;}
@media (max-width:860px){
  .split,.split.rev{grid-template-columns:1fr;gap:28px;}
}

/* 列表与卡片 */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.grid-5{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
@media (max-width:960px){.grid-5{grid-template-columns:repeat(3,1fr);}.grid-3{grid-template-columns:repeat(2,1fr);}.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr;}}
.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(11,29,51,.08);border-color:var(--gold-soft);}
.card .idx{
  font-size:13px;letter-spacing:.2em;color:var(--gold);font-weight:700;margin-bottom:10px;
}
.card h3{font-size:17.5px;color:var(--navy);margin-bottom:8px;line-height:1.4;font-family:var(--serif);}
.card p{font-size:14.5px;color:var(--muted);}
.card.flat{background:transparent;border-color:rgba(255,255,255,.2);}
.card.flat:hover{border-color:var(--gold-soft);box-shadow:none;transform:none;}
.card.flat h3{color:#fff;}
.card.flat p{color:rgba(255,255,255,.75);}

/* 八大中心条目 */
.center-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;display:flex;flex-direction:column;gap:14px;
}
.center-item .c-no{
  font-size:13px;letter-spacing:.24em;color:var(--gold);font-weight:700;
}
.center-item h3{font-size:20px;color:var(--navy);line-height:1.4;font-family:var(--serif);}
.center-item .c-idea{font-size:14.5px;color:var(--ink);font-weight:600;}
.center-item .c-block{font-size:14px;color:var(--muted);line-height:1.7;}
.center-item .c-block strong{display:block;color:var(--navy);font-size:13px;letter-spacing:.12em;margin-bottom:4px;}
.center-item .c-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;}
.center-item .c-tags span{
  font-size:12.5px;color:var(--navy);background:var(--paper);
  border:1px solid var(--line);border-radius:999px;padding:4px 12px;
}

/* 事实条 */
.facts-band{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.facts-band .wrap{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  padding-top:30px;padding-bottom:30px;text-align:center;
}
.facts-band .num{font-size:26px;font-weight:700;color:var(--navy);font-family:var(--serif);}
.facts-band .num em{font-style:normal;color:var(--gold);}
.facts-band .lbl{font-size:13px;color:var(--muted);}
@media (max-width:860px){.facts-band .wrap{grid-template-columns:repeat(2,1fr);}}

/* 层级列表（产品体系） */
.tier{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);margin-bottom:22px;overflow:hidden;}
.tier-head{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:10px 16px;
  padding:20px 26px;background:var(--navy);color:#fff;
}
.tier-head .tier-tag{font-size:12px;letter-spacing:.24em;color:var(--gold-soft);font-weight:600;}
.tier-head h3{font-size:19px;font-weight:700;font-family:var(--serif);}
.tier-head .tier-note{font-size:13px;color:rgba(255,255,255,.7);margin-left:auto;}
.tier-body{padding:22px 26px;}
.program-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 28px;}
@media (max-width:640px){.program-list{grid-template-columns:1fr;}}
.program{border-left:2px solid var(--gold);padding:4px 0 4px 14px;}
.program h4{font-size:15.5px;color:var(--navy);margin-bottom:2px;font-family:var(--serif);}
.program p{font-size:13.5px;color:var(--muted);line-height:1.6;}

/* 流程 */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
@media (max-width:960px){.steps{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.steps{grid-template-columns:1fr;}}
.step{
  counter-increment:step;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 18px;position:relative;
  transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(11,29,51,.08);}
.step::before{
  content:"0" counter(step);display:block;font-size:13px;letter-spacing:.16em;
  color:var(--gold);font-weight:700;margin-bottom:8px;font-family:var(--serif);
}
.step h4{font-size:15.5px;color:var(--navy);margin-bottom:6px;font-family:var(--serif);}
.step p{font-size:13.5px;color:var(--muted);line-height:1.65;}

/* 疗法条目 */
.therapy{
  display:grid;grid-template-columns:180px 1fr 300px;gap:28px;padding:34px 0;
  border-bottom:1px solid var(--line);
}
.therapy figure img{border-radius:var(--radius);width:100%;border:1px solid var(--line);}
@media (max-width:960px){
  .therapy{grid-template-columns:150px 1fr;}
  .therapy figure{grid-column:1 / -1;max-width:460px;}
}
.therapy:last-child{border-bottom:none;}
.therapy .t-no{
  font-size:13px;letter-spacing:.2em;color:var(--gold);font-weight:700;font-family:var(--serif);
}
.therapy h3{font-size:19px;color:var(--navy);margin:6px 0 8px;font-family:var(--serif);}
.therapy .t-en{font-size:12.5px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;}
.therapy p{font-size:14.5px;color:var(--muted);max-width:720px;}
.therapy .t-tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;}
.therapy .t-tags span{
  font-size:12.5px;color:var(--navy);background:var(--paper);
  border:1px solid var(--line);border-radius:999px;padding:4px 12px;
}
@media (max-width:640px){.therapy{grid-template-columns:1fr;gap:10px;}.therapy figure{max-width:100%;}}

/* FAQ 折叠 */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:0;overflow:hidden;
}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 24px;
  font-size:15.5px;font-weight:600;color:var(--navy);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;color:var(--gold);font-weight:700;flex-shrink:0;
}
.faq-item[open] summary::after{content:"−";}
.faq-item .faq-a{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.8;}

/* 引用条 */
.quote-band{
  background:var(--navy);color:#fff;padding:60px 0;text-align:center;
}
.quote-band blockquote{
  font-size:clamp(18px,2.6vw,26px);line-height:1.6;max-width:860px;margin:0 auto;
  font-weight:600;font-family:var(--serif);
}
.quote-band .src{margin-top:16px;font-size:13px;letter-spacing:.2em;color:var(--gold-soft);}

/* 页脚 */
.site-footer{background:#081626;color:rgba(255,255,255,.72);padding:56px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:40px;}
.footer-grid img.f-logo{width:190px;margin-bottom:16px;}
.footer-grid h4{color:#fff;font-size:14px;letter-spacing:.12em;margin-bottom:14px;font-weight:600;}
.footer-grid ul{list-style:none;}
.footer-grid li{margin-bottom:8px;}
.footer-grid a:hover{color:var(--gold-soft);}
.footer-grid .f-tel{font-size:20px;font-weight:700;color:var(--gold-soft);letter-spacing:.04em;font-family:var(--serif);}
.footer-grid .f-tel:hover{color:#fff;}
.footer-note{
  border-top:1px solid rgba(255,255,255,.14);padding:18px 0 22px;
  font-size:12.5px;color:rgba(255,255,255,.5);line-height:1.8;
}
.footer-icp{font-size:12.5px;color:rgba(255,255,255,.4);}
.footer-icp a{color:rgba(255,255,255,.5);text-decoration:underline;}
.attribution{
  border-top:1px solid rgba(255,255,255,.14);padding:16px 0;
  font-size:13px;color:rgba(255,255,255,.6);text-align:center;
}
.attribution a{color:var(--gold-soft);text-decoration:underline;}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr;gap:26px;}}

/* 面包屑 */
.crumb{font-size:13px;color:var(--muted);padding:18px 0 0;}
.crumb a{color:var(--navy);}
.crumb a:hover{text-decoration:underline;}
.page-head{background:var(--white);border-bottom:1px solid var(--line);padding:20px 0 46px;}
.page-head h1{font-size:clamp(26px,3.6vw,38px);color:var(--navy);margin-top:10px;line-height:1.3;font-family:var(--serif);}
.page-head .page-sub{margin-top:14px;color:var(--muted);max-width:820px;font-size:16px;}

.notice{
  background:var(--paper);border:1px solid var(--line);border-left:3px solid var(--gold);
  border-radius:var(--radius);padding:18px 22px;font-size:13.5px;color:var(--muted);
}
.qr-panel{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
@media (max-width:760px){.qr-panel{grid-template-columns:1fr;}}
.qr-panel img{border-radius:var(--radius);border:1px solid var(--line);}

/* 纯色首屏（无背景图） */
.hero-plain{
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(191,160,106,.14), transparent 60%),
    radial-gradient(900px 480px at -10% 110%, rgba(27,58,87,.9), transparent 60%),
    var(--navy);
}
.hero-slogan{
  font-size:clamp(40px,7vw,72px);line-height:1.15;font-weight:800;
  letter-spacing:.06em;max-width:900px;font-family:var(--serif);
}
.hero-slogan em{font-style:normal;color:var(--gold-soft);}

/* 全景横幅图 */
.pano{margin:34px 0 0;}
.pano img{width:100%;border-radius:var(--radius);border:1px solid var(--line);}
.pano figcaption{font-size:13px;color:var(--muted);margin-top:10px;text-align:center;}

/* 活动照片双行轮播 */
.marquee{overflow:hidden;padding:6px 0;}
.marquee + .marquee{margin-top:16px;}
.marquee-track{
  display:flex;gap:16px;width:max-content;
  animation:marquee-scroll 46s linear infinite;
}
.marquee.reverse .marquee-track{animation-direction:reverse;}
.marquee:hover .marquee-track{animation-play-state:paused;}
.marquee-track figure{flex:0 0 auto;width:280px;}
.marquee-track img{
  width:280px;height:186px;object-fit:cover;
  border-radius:var(--radius);border:1px solid var(--line);
}
@keyframes marquee-scroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}
@media (max-width:640px){
  .marquee-track figure{width:220px;}
  .marquee-track img{width:220px;height:147px;}
}

/* 首页双中心图片轮播 */
.slideshow{
  position:relative;aspect-ratio:4/3;border-radius:var(--radius);
  overflow:hidden;background:var(--navy);
}
.slideshow .slide{
  position:absolute;inset:0;opacity:0;transition:opacity .9s ease;
}
.slideshow .slide.active{opacity:1;z-index:1;}
.slideshow .slide img{width:100%;height:100%;object-fit:cover;}
.slideshow .cap{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px 14px;
  background:linear-gradient(transparent,rgba(6,17,30,.78));
  color:#fff;font-size:13.5px;letter-spacing:.04em;
}
.slideshow .dots{position:absolute;top:14px;right:16px;display:flex;gap:7px;z-index:2;}
.slideshow .dots span{
  width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.45);
  cursor:pointer;transition:background .2s,transform .2s;
}
.slideshow .dots span:hover{background:rgba(255,255,255,.8);}
.slideshow .dots span.on{background:var(--gold-soft);transform:scale(1.25);}

/* 华邦旅游资源图片墙 */
.tour-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px;}
.tour-grid figure{
  position:relative;aspect-ratio:4/3;border-radius:var(--radius);
  overflow:hidden;margin:0;
}
.tour-grid img{width:100%;height:100%;object-fit:cover;transition:transform .8s ease;}
.tour-grid figure:hover img{transform:scale(1.05);}
.tour-grid figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 14px 10px;
  background:linear-gradient(transparent,rgba(6,17,30,.72));
  color:#fff;font-size:12.5px;letter-spacing:.05em;
}
@media (max-width:960px){.tour-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.tour-grid{grid-template-columns:1fr;}}

/* 八大中心简洁卡片 + 图标 */
.c-icon{
  width:44px;height:44px;border-radius:10px;flex:none;
  background:var(--paper);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
}
.c-icon svg{width:24px;height:24px;stroke:var(--gold);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.center-mini{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;display:flex;gap:16px;align-items:flex-start;
  transition:transform .25s ease,box-shadow .25s ease;
}
.center-mini:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(11,29,51,.08);}
.center-mini h3{font-size:16.5px;color:var(--navy);margin-bottom:4px;font-family:var(--serif);}
.center-mini p{font-size:13.5px;color:var(--muted);line-height:1.65;}

/* 五维干预 */
.dim-list{list-style:none;margin-top:10px;}
.dim-list li{font-size:13px;color:var(--muted);padding:3px 0 3px 14px;position:relative;line-height:1.55;}
.dim-list li::before{content:"·";position:absolute;left:2px;color:var(--gold);font-weight:700;}
.dim-out{font-size:12.5px;color:var(--gold);font-weight:700;margin-top:12px;letter-spacing:.04em;}
.pillar-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.pillar-chips span{
  font-size:13px;color:var(--navy);background:var(--white);
  border:1px solid var(--line);border-radius:999px;padding:7px 16px;
}
.pillar-chips strong{color:var(--gold);margin-right:4px;}

/* ---------- 首页：品牌动态 ---------- */
.news-list{display:flex;flex-direction:column;gap:26px;margin-top:34px;}
.news-card{
  display:grid;grid-template-columns:300px 1fr;gap:0;overflow:hidden;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  transition:transform .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(11,29,51,.1);}
.news-card .news-cover{position:relative;min-height:200px;}
.news-card .news-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.news-card .news-body{padding:28px 30px;display:flex;flex-direction:column;gap:10px;}
.news-card .news-tag{
  font-size:12px;letter-spacing:.2em;color:var(--gold);font-weight:700;
}
.news-card h3{font-size:19px;color:var(--navy);line-height:1.5;font-family:var(--serif);}
.news-card .news-ex{font-size:14px;color:var(--muted);line-height:1.75;}
.news-card .news-meta{font-size:12.5px;color:#9a9a9a;margin-top:auto;padding-top:8px;}
.news-card .news-more{
  font-size:14px;font-weight:600;color:var(--gold);margin-top:6px;
  display:inline-flex;align-items:center;gap:6px;
}
.news-card .news-more::after{content:"→";transition:transform .2s;}
.news-card:hover .news-more::after{transform:translateX(4px);}
@media (max-width:760px){
  .news-card{grid-template-columns:1fr;}
  .news-card .news-cover{min-height:180px;position:relative;}
}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 340px;gap:36px;align-items:start;}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr;}}
.tel-hero{
  display:flex;align-items:center;gap:18px;background:var(--navy);color:#fff;
  border-radius:var(--radius);padding:24px 26px;margin-top:24px;
}
.tel-hero svg{width:34px;height:34px;stroke:var(--gold-soft);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none;}
.tel-hero .t-lbl{font-size:12.5px;letter-spacing:.18em;color:rgba(255,255,255,.65);}
.tel-hero .t-num{font-size:clamp(22px,3vw,30px);font-weight:700;color:var(--gold-soft);font-family:var(--serif);letter-spacing:.04em;}
.tel-hero:hover .t-num{color:#fff;}
.contact-side .qr-box{
  border:1px dashed var(--gold);border-radius:var(--radius);background:var(--paper);
  padding:26px;text-align:center;
}
.contact-side .qr-box img{width:180px;margin:0 auto 12px;border-radius:8px;border:1px solid var(--line);}
.contact-side .qr-box .qr-t{font-size:14.5px;font-weight:600;color:var(--navy);}
.contact-side .qr-box .qr-d{font-size:12.5px;color:var(--muted);margin-top:4px;}
.info-list{list-style:none;margin-top:6px;}
.info-list li{
  display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);
  font-size:14.5px;color:var(--ink);align-items:flex-start;
}
.info-list li:last-child{border-bottom:none;}
.info-list svg{width:18px;height:18px;stroke:var(--gold);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none;margin-top:3px;}
.info-list a{color:var(--navy);font-weight:600;}
.info-list a:hover{color:var(--gold);}

/* ---------- 新闻详情页 ---------- */
.article{max-width:800px;margin:0 auto;}
.article-head{padding:20px 0 34px;border-bottom:1px solid var(--line);margin-bottom:36px;}
.article-head .a-tag{font-size:12px;letter-spacing:.22em;color:var(--gold);font-weight:700;}
.article-head h1{font-size:clamp(24px,3.4vw,34px);color:var(--navy);line-height:1.4;margin-top:10px;font-family:var(--serif);}
.article-head .a-meta{font-size:13px;color:#9a9a9a;margin-top:14px;display:flex;gap:18px;flex-wrap:wrap;}
.article-body p{font-size:16px;line-height:2;color:#3d4650;margin-bottom:22px;text-align:justify;}
.article-body p.lead{font-size:16.5px;color:var(--navy);font-weight:600;border-left:3px solid var(--gold);padding-left:14px;text-align:left;}
.article-body h2{font-size:21px;color:var(--navy);margin:38px 0 18px;font-family:var(--serif);}
.article-body figure{margin:30px 0;}
.article-body figure img{border-radius:var(--radius);border:1px solid var(--line);}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-quote{
  margin:30px 0;padding:22px 24px;background:var(--paper);border-left:3px solid var(--gold);
  border-radius:0 var(--radius) var(--radius) 0;
}
.article-quote p{font-size:15.5px;color:var(--navy);font-weight:600;margin-bottom:6px;text-align:left;}
.article-quote .who{font-size:13px;color:var(--muted);margin:0;}
.article-back{margin-top:44px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;font-size:14px;}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:none;}
.reveal-d1{transition-delay:.08s;}
.reveal-d2{transition-delay:.16s;}
.reveal-d3{transition-delay:.24s;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  .hero-media .hero-bg{transition:none;}
  .marquee-track{animation:none;}
  .hero-scroll::before{animation:none;}
  .btn:hover{transform:none;}
}


/* ============================================================
   v3 新增样式：纯色首屏 / 会员案例 / 服务特点与团队 /
   吸顶锚点 / 检测指标云 / 四可为 / 产品卡
   ============================================================ */

/* 纯色首屏：极淡金色光晕，保持纯色观感 */
.hero-solid::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(900px 480px at 80% -10%, rgba(191,160,106,.08), transparent 62%);
}
.hero.hero-solid .hero-inner{min-height:74vh;}

/* 锚点定位偏移（吸顶页头 + 锚点 Tab） */
section[id]{scroll-margin-top:128px;}

/* 吸顶锚点 Tab（产品与技术页） */
.anchor-tabs{
  position:sticky;top:57px;z-index:50;
  background:rgba(250,248,244,.94);backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(11,29,51,.08);
}
.anchor-tabs .wrap{display:flex;gap:6px;overflow-x:auto;padding:10px 24px;scrollbar-width:none;}
.anchor-tabs .wrap::-webkit-scrollbar{display:none;}
.anchor-tabs a{
  white-space:nowrap;padding:8px 18px;border-radius:999px;font-size:14px;
  color:var(--navy);border:1px solid rgba(11,29,51,.14);transition:all .2s;
}
.anchor-tabs a:hover{border-color:var(--gold);color:var(--gold);}
.anchor-tabs a.on{background:var(--navy);color:#fff;border-color:var(--navy);}

/* 会员案例 */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px;}
.case-card{
  background:#fff;border:1px solid rgba(11,29,51,.1);border-radius:var(--radius);
  padding:28px;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.case-card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(11,29,51,.1);border-color:rgba(191,160,106,.55);}
.case-card .case-plan{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13.5px;color:var(--muted);line-height:1.8;}
.case-card .case-plan strong{color:var(--gold);}
.case-tag{display:inline-block;font-size:12px;letter-spacing:.16em;color:var(--gold);border:1px solid rgba(191,160,106,.5);padding:3px 12px;border-radius:999px;width:fit-content;}
.case-person{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--navy);margin:16px 0 4px;}
.case-role{font-size:13px;color:rgba(11,29,51,.55);}
.case-goal{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(11,29,51,.78);}
.case-goal strong{color:var(--navy);}
.case-metrics{display:flex;gap:18px;margin-top:18px;padding-top:16px;border-top:1px dashed rgba(11,29,51,.14);}
.case-metrics .m{flex:1;}
.case-metrics .m .num{font-family:var(--serif);font-size:24px;font-weight:700;color:var(--gold);}
.case-metrics .m .lbl{font-size:12px;color:rgba(11,29,51,.55);margin-top:2px;}
.case-more{
  margin-top:18px;font-size:13.5px;color:var(--gold);display:flex;align-items:center;gap:6px;
}
.case-more svg{width:14px;height:14px;transition:transform .25s;}
.case-card[open] .case-more svg{transform:rotate(180deg);}
.case-card[open] .case-more .txt-expand{display:none;}
.case-more .txt-fold{display:none;}
.case-card[open] .case-more .txt-fold{display:inline;}
.case-body{margin-top:18px;}
.case-body h5{font-size:13px;letter-spacing:.14em;color:var(--gold);margin-bottom:10px;}
.case-timeline{list-style:none;}
.case-timeline li{
  position:relative;padding:0 0 14px 22px;font-size:13.5px;line-height:1.7;color:rgba(11,29,51,.78);
}
.case-timeline li::before{
  content:"";position:absolute;left:5px;top:7px;width:7px;height:7px;border-radius:50%;
  background:var(--gold);
}
.case-timeline li::after{
  content:"";position:absolute;left:8px;top:18px;bottom:-2px;width:1px;background:rgba(191,160,106,.35);
}
.case-timeline li:last-child::after{display:none;}
.case-timeline li b{color:var(--navy);}

/* 服务特点 */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px;}
.feature-card{
  background:#fff;border:1px solid rgba(11,29,51,.1);border-radius:var(--radius);
  padding:30px 28px;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.feature-card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(11,29,51,.1);border-color:rgba(191,160,106,.55);}
.feature-card .f-icon{
  width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(191,160,106,.12);margin-bottom:18px;
}
.feature-card .f-icon svg{width:23px;height:23px;stroke:var(--gold);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.feature-card h3{font-family:var(--serif);font-size:18px;color:var(--navy);margin-bottom:10px;}
.feature-card p{font-size:14px;line-height:1.8;color:rgba(11,29,51,.72);}

/* 服务团队：四层层级 */
.team-layers{display:flex;flex-direction:column;gap:14px;margin-top:36px;max-width:880px;margin-left:auto;margin-right:auto;}
.team-layer{
  background:#fff;border:1px solid rgba(11,29,51,.1);border-left:3px solid var(--gold);
  border-radius:var(--radius);padding:20px 26px;transition:box-shadow .25s,border-color .25s;
}
.team-layer:hover{box-shadow:0 12px 30px rgba(11,29,51,.1);}
.team-layer .tl-head{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;}
.team-layer .tl-no{font-family:var(--serif);font-size:15px;color:var(--gold);letter-spacing:.1em;}
.team-layer h3{font-family:var(--serif);font-size:19px;color:var(--navy);}
.team-layer .tl-role{margin-left:auto;font-size:12.5px;color:rgba(11,29,51,.5);letter-spacing:.06em;}
.team-layer .tl-body{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.team-layer:hover .tl-body,.team-layer.open .tl-body{max-height:200px;}
.team-layer .tl-body p{padding-top:12px;font-size:14px;line-height:1.8;color:rgba(11,29,51,.72);border-top:1px dashed rgba(11,29,51,.12);margin-top:14px;}

/* 检测指标云 */
.assess-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:34px;}
.assess-card{
  background:#fff;border:1px solid rgba(11,29,51,.1);border-radius:var(--radius);overflow:hidden;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.assess-card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(11,29,51,.1);border-color:rgba(191,160,106,.55);}
.assess-card figure{margin:0;}
.assess-card img{width:100%;height:200px;object-fit:cover;display:block;}
.assess-card .a-body{padding:24px 26px 28px;}
.assess-card h3{font-family:var(--serif);font-size:19px;color:var(--navy);margin-bottom:4px;}
.assess-card .a-en{font-size:12px;letter-spacing:.14em;color:var(--gold);}
.assess-card p{margin-top:12px;font-size:14px;line-height:1.8;color:rgba(11,29,51,.72);}
.indicator-cloud{margin-top:30px;padding:26px 28px;background:#fff;border:1px dashed rgba(191,160,106,.55);border-radius:var(--radius);}
.indicator-cloud h3{font-family:var(--serif);font-size:17px;color:var(--navy);margin-bottom:6px;}
.indicator-cloud .ic-sub{font-size:13px;color:rgba(11,29,51,.55);margin-bottom:16px;}
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  position:relative;padding:7px 16px;border-radius:999px;font-size:13.5px;
  background:rgba(191,160,106,.1);color:var(--navy);border:1px solid rgba(191,160,106,.3);
  transition:background .2s,color .2s;cursor:default;
}
.chip:hover{background:var(--navy);color:#fff;border-color:var(--navy);}
.chip::after{
  content:attr(data-tip);position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%) translateY(4px);
  background:var(--navy);color:#fff;font-size:12px;line-height:1.6;padding:8px 12px;border-radius:8px;
  width:max-content;max-width:230px;white-space:normal;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:10;
}
.chip:hover::after{opacity:1;transform:translateX(-50%) translateY(0);}

/* 四可为 */
.four-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:40px;}
.fstep{text-align:center;position:relative;padding:0 8px;}
.fstep .fs-no{
  width:62px;height:62px;margin:0 auto;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:22px;color:var(--gold);border:1.5px solid rgba(191,160,106,.5);
  background:#fff;position:relative;z-index:1;transition:all .45s;
}
.fstep:not(:last-child)::before{
  content:"";position:absolute;top:31px;left:calc(50% + 40px);right:calc(-50% + 40px);height:1.5px;
  background:rgba(191,160,106,.3);
}
.fstep.on .fs-no{background:var(--navy);color:var(--gold-soft);border-color:var(--navy);box-shadow:0 8px 22px rgba(11,29,51,.25);}
.fstep h3{font-family:var(--serif);font-size:19px;color:var(--navy);margin:16px 0 8px;}
.fstep p{font-size:13.5px;line-height:1.75;color:rgba(11,29,51,.68);}

/* 响应式 */
@media (max-width:1024px){
  .case-grid{grid-template-columns:1fr 1fr;}
  .feature-grid{grid-template-columns:1fr 1fr;}
  .four-steps{grid-template-columns:1fr 1fr;gap:30px 20px;}
  .fstep:not(:last-child)::before{display:none;}
}
@media (max-width:720px){
  .case-grid,.feature-grid,.assess-grid{grid-template-columns:1fr;}
  .four-steps{grid-template-columns:1fr;}
  .anchor-tabs{top:55px;}
  .team-layer .tl-role{margin-left:0;width:100%;}
}
@media (prefers-reduced-motion:reduce){
  .case-more svg,.team-layer .tl-body{transition:none;}
}


/* v4 更新：品牌 logo 与八大中心卡 */
@media (max-width:720px){
  .brand-text{font-size:16.5px;letter-spacing:.02em;}
}
.center-card{
  background:#fff;border:1px solid rgba(11,29,51,.1);border-radius:var(--radius);
  padding:28px 28px 24px;position:relative;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.center-card::before{content:"";position:absolute;top:0;left:28px;width:38px;height:2.5px;background:var(--gold);}
.center-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(11,29,51,.1);border-color:rgba(191,160,106,.55);}
.center-card .c-no{font-family:var(--serif);font-size:14px;letter-spacing:.14em;color:var(--gold);}
.center-card h3{font-family:var(--serif);font-size:18.5px;color:var(--navy);margin:10px 0 10px;}
.center-card ul{list-style:none;margin:0;}
.center-card li{position:relative;padding-left:16px;font-size:13.5px;line-height:2;color:rgba(11,29,51,.72);}
.center-card li::before{content:"";position:absolute;left:2px;top:13px;width:6px;height:6px;border-radius:50%;background:rgba(191,160,106,.7);}
.centers-note{margin-top:26px;text-align:center;font-size:14px;color:rgba(11,29,51,.6);}

/* 四级方案精简版（服务体系页） */
.tier-body .tier-fit{margin:0;padding:16px 22px;font-size:14px;color:rgba(11,29,51,.7);line-height:1.7;}


/* ===== v5.2 排版精修：避免掉行 · 留白收敛 ===== */
/* 中文孤字/掉行控制：段落用 pretty，标题用 balance（渐进增强，不支持的浏览器自动忽略） */
p,li,figcaption,.faq-a,td,th{text-wrap:pretty;}
h1,h2,h3,h4,.sec-title,.hero-slogan{text-wrap:balance;}

/* 产品与技术页：锚点导航后首板块、四可为与 FAQ 之间留白收敛 */
#centers{padding-top:52px;}
#four{padding-bottom:48px;}
#four+.section{padding-top:48px;}

/* 服务体系页：四级方案行内留白收敛 */
.tier-body{padding:14px 26px;}
.tier-body .tier-fit{padding:10px 22px;}

/* 页脚联系信息避免孤字掉行 */
.footer-grid li{text-wrap:pretty;}

/* 固定文案防掉行保护 */
.nb{white-space:nowrap;}

/* v5.4 首屏品牌文字（替代 logo 图） */