/* ============================================================
   先鉴 · 企业官网  |  黑灰高端视觉 · 强交互滚动
   ============================================================ */
:root{
  --bg:#0a0a0a;
  --bg2:#101010;
  --panel:#141414;
  --panel2:#181818;
  --line:rgba(255,255,255,.09);
  --line2:rgba(255,255,255,.16);
  --tx:#f0f0f0;
  --tx2:#9a9a9a;
  --tx3:#5c5c5c;
  --white:#ffffff;
  --font:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(.22,.61,.2,1);
  --easeOut:cubic-bezier(.16,1,.3,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--tx);
  font-family:var(--font);
  font-size:15px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:#fff;color:#000}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer}

/* ---------- 噪点质感层 ---------- */
body::after{
  content:"";position:fixed;inset:0;z-index:9990;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 滚动进度条 ---------- */
#progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--white);z-index:9991;transition:width .1s linear}

/* ---------- 导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:900;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(20px,4vw,56px);height:72px;
  border-bottom:1px solid transparent;
  transition:background .4s,border-color .4s,height .4s,transform .5s var(--ease);
}
.nav.scrolled{background:rgba(10,10,10,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-color:var(--line);height:64px}
.nav.hide{transform:translateY(-100%)}
.nav-logo{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:700;letter-spacing:.14em}
.nav-logo img{width:24px;height:24px;object-fit:contain}
.nav-logo small{font-size:10px;font-weight:400;color:var(--tx3);letter-spacing:.3em;margin-top:6px}
.nav-links{display:flex;gap:clamp(16px,3vw,44px);align-items:center}
.nav-links a{position:relative;display:inline-flex;align-items:center;font-size:13px;letter-spacing:.18em;color:var(--tx2);padding:6px 0;transition:color .3s}
.nav-links a i{font-style:normal;font-size:10px;color:var(--tx3);margin-right:5px}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--white);transition:width .35s var(--ease)}
.nav-links a:hover,.nav-links a.act{color:var(--white)}
.nav-links a:hover::after,.nav-links a.act::after{width:100%}
.nav-cta{background:#222;padding:9px 22px;border-radius:99px;font-size:12px;letter-spacing:.2em;color:#999;transition:background .35s,color .35s;border-color:transparent}
.nav-cta:hover{background:var(--white);color:#000}
.nav-burger{display:none;background:none;border:none;width:36px;height:36px;position:relative;z-index:960}
.nav-burger span{position:absolute;left:7px;right:7px;height:1.5px;background:var(--tx);transition:.35s var(--ease)}
.nav-burger span:nth-child(1){top:13px}
.nav-burger span:nth-child(2){top:21px}
.nav-burger.open span:nth-child(1){top:17px;transform:rotate(45deg)}
.nav-burger.open span:nth-child(2){top:17px;transform:rotate(-45deg)}
.m-menu{position:fixed;inset:0;background:var(--bg);z-index:950;display:flex;flex-direction:column;justify-content:center;padding:0 10vw;gap:8px;clip-path:inset(0 0 100% 0);transition:clip-path .6s var(--easeOut)}
.m-menu.open{clip-path:inset(0 0 0 0)}
.m-menu a{font-size:clamp(30px,8vw,44px);font-weight:700;letter-spacing:.1em;color:var(--tx2);padding:10px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:baseline}
.m-menu a small{font-size:11px;letter-spacing:.3em;color:var(--tx3)}
.m-menu a.act{color:var(--white)}

/* ---------- 通用布局 ---------- */
.wrap{max-width:1360px;margin:0 auto;padding:0 clamp(20px,4vw,56px)}
.sec{padding:clamp(80px,10vw,150px) 0;position:relative}
.sec-label{display:flex;align-items:center;gap:14px;font-size:12px;letter-spacing:.34em;color:var(--tx3);text-transform:uppercase;margin-bottom:clamp(28px,4vw,52px)}
.sec-label::before{content:"";width:40px;height:1px;background:var(--tx3)}
.h-display{font-size:clamp(34px,5.4vw,72px);font-weight:700;line-height:1.18;letter-spacing:.02em}
.h-sec{font-size:clamp(26px,3.6vw,48px);font-weight:700;line-height:1.25;letter-spacing:.02em}
.h-sec em{font-style:normal;color:var(--tx3)}
.sub{color:var(--tx2);font-size:clamp(14px,1.2vw,16px);max-width:640px}
.sec-head-flex{display:flex;justify-content:space-between;align-items:flex-end;gap:24px}
.sec-head-flex .sub{margin-bottom:6px}

/* ---------- 文本行遮罩入场 ---------- */
.lm{overflow:hidden;display:block}
.lm>span{display:block;transform:translateY(115%);transition:transform 1s var(--easeOut)}
.lm.on>span{transform:translateY(0)}
.rv{opacity:0;transform:translateY(46px);transition:opacity 1s var(--easeOut),transform 1s var(--easeOut)}
.rv.on{opacity:1;transform:translateY(0)}
.rv.d1{transition-delay:.1s}.rv.d2{transition-delay:.2s}.rv.d3{transition-delay:.3s}.rv.d4{transition-delay:.4s}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:12px;padding:15px 34px;border-radius:99px;font-size:13px;letter-spacing:.22em;border:1px solid var(--line2);color:var(--tx);background:transparent;transition:.4s var(--ease);position:relative;overflow:hidden}
.btn::before{content:"";position:absolute;inset:0;background:var(--white);transform:translateY(101%);transition:transform .4s var(--ease);z-index:0}
.btn span{position:relative;z-index:1;transition:color .3s}
.btn:hover{border-color:var(--white)}
.btn:hover::before{transform:translateY(0)}
.btn:hover span{color:#000}
.btn.solid{background:var(--white);color:#000;border-color:var(--white)}
.btn.solid::before{background:#222}
.btn.solid:hover span{color:#fff}
/* 服务详情页「立即咨询」按钮 */
.btn.sd-cta{border:2px solid var(--white)}
.btn.sd-cta:hover{border-color:#555}
/* 服务项目页 CTA「咨询专业老师」按钮 */
.cta-band .btn.solid{border:2px solid transparent}
.cta-band .btn.solid:hover{border-color:#999}
.cta-band .btn.solid:hover span{color:#999}
.cta-band .btn.solid:hover .arr{color:#999}
.btn.sd-cta:hover span{color:#999}
.btn.sd-cta:hover .arr{color:#999}
.btn .arr{position:relative;z-index:1;transition:transform .4s}
.btn:hover .arr{transform:translateX(5px)}

/* ---------- HERO ---------- */
.hero{min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:center;position:relative;padding:120px clamp(20px,4vw,56px) 96px;overflow:hidden}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.hero-bg .bigchar{position:absolute;right:-3vw;bottom:-6vw;font-size:clamp(200px,34vw,560px);font-weight:800;line-height:1;color:rgba(255,255,255,.055);letter-spacing:0;user-select:none}
.hero-inner{position:relative;z-index:3;max-width:1360px;margin:-60px auto 0;width:100%}
.hero-tag{display:inline-flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.4em;color:var(--tx2);border:1px solid var(--line);padding:8px 18px;border-radius:99px;margin-bottom:clamp(28px,4vh,52px)}
.hero-tag b{width:6px;height:6px;border-radius:50%;background:var(--white);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.2}}
.hero h1{font-family:"Alibaba PuHuiTi 3.0","Alibaba PuHuiTi","AlibabaPuHuiTi","PingFang SC","Microsoft YaHei",sans-serif;font-size:clamp(40px,8.4vw,120px);font-weight:800;line-height:1.12;letter-spacing:.02em}
.hero h1 .dim{color:rgba(255,255,255,.32)}
/* 慢速流光：高光带每 8s 扫过一遍 */
.hero h1 .shimmer{background:linear-gradient(110deg,#c9c9c9 38%,#ffffff 50%,#c9c9c9 62%);background-size:240% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sheen 8s linear infinite}
.hero h1 .dim.shimmer{background:linear-gradient(110deg,rgba(255,255,255,.32) 42%,rgba(255,255,255,.9) 50%,rgba(255,255,255,.32) 58%);background-size:240% 100%;-webkit-background-clip:text;background-clip:text}
@keyframes sheen{0%{background-position:130% 0}100%{background-position:-130% 0}}
@media (prefers-reduced-motion:reduce){.hero h1 .shimmer{animation:none}}
.h-display .shimmer{background:linear-gradient(110deg,#999999 42%,#ffffff 50%,#999999 58%);background-size:240% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sheen 8s linear infinite}
/* 联系我们页大标题流光（与首页一致） */
.page-hero h1 .shimmer{background:linear-gradient(110deg,#c9c9c9 38%,#ffffff 50%,#c9c9c9 62%);background-size:240% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sheen 8s linear infinite}
@keyframes sheen{0%{background-position:130% 0}100%{background-position:-130% 0}}
.page-hero h1 .dim.shimmer{background:linear-gradient(110deg,rgba(255,255,255,.32) 42%,rgba(255,255,255,.9) 50%,rgba(255,255,255,.32) 58%);background-size:240% 100%;-webkit-background-clip:text;background-clip:text}
.hero-sub{margin-top:clamp(22px,3vh,36px);color:var(--tx2);font-size:clamp(14px,1.3vw,17px);max-width:560px}
.hero-cta{margin-top:clamp(30px,4vh,48px);display:flex;gap:16px;flex-wrap:wrap}
.hero-foot{position:absolute;left:0;right:0;bottom:0;border-top:1px solid var(--line);z-index:2;background:rgba(10,10,10,.4);backdrop-filter:blur(6px)}
.hero-foot .wrap{display:flex;justify-content:space-between;align-items:center;height:64px;font-size:11px;letter-spacing:.24em;color:var(--tx3)}
.hero-scroll{display:flex;align-items:center;gap:10px}
.hero-scroll i{display:block;width:1px;height:26px;background:var(--tx3);position:relative;overflow:hidden}
.hero-scroll i::after{content:"";position:absolute;top:-100%;left:0;width:100%;height:100%;background:var(--white);animation:sdrop 1.8s var(--ease) infinite}
@keyframes sdrop{to{top:100%}}

/* ---------- 轻提示 Toast ---------- */
#toast{position:fixed;left:50%;bottom:56px;transform:translate(-50%,20px);background:#000;color:#555;font-size:14px;letter-spacing:.06em;padding:14px 30px;border-radius:99px;opacity:0;pointer-events:none;transition:opacity .35s var(--ease),transform .35s var(--ease);z-index:9992;box-shadow:0 12px 40px rgba(0,0,0,.5);font-weight:600}
#toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- 返回顶部 ---------- */
#backTop{position:fixed;right:28px;bottom:32px;width:46px;height:46px;border-radius:50%;border:2px solid var(--line2);background:rgba(20,20,20,.85);backdrop-filter:blur(8px);color:var(--tx2);font-size:18px;line-height:1;cursor:pointer;z-index:9990;opacity:0;pointer-events:none;transform:translateY(12px);transition:opacity .35s var(--ease),transform .35s var(--ease),background .3s,color .3s,border-color .3s}
#backTop.show{opacity:1;pointer-events:auto;transform:translateY(0)}
#backTop:hover{background:var(--white);color:#000;border-color:var(--white)}

/* ---------- 浏览器滚动条 ---------- */
::-webkit-scrollbar{width:12px;height:12px}
::-webkit-scrollbar-track{background:#1a1a1a}
::-webkit-scrollbar-thumb{background:#555;border-radius:99px;border:3px solid #1a1a1a}
::-webkit-scrollbar-thumb:hover{background:#777}
::-webkit-scrollbar-corner{background:#1a1a1a}
html{scrollbar-color:#555 #1a1a1a;scrollbar-width:thin}

/* ---------- 数据统计（粘性 + 计数） ---------- */
.stats-band{border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-cell{padding:clamp(40px,5vw,80px) clamp(20px,3vw,48px);border-left:1px solid var(--line);position:relative;transition:background .5s}
.stat-cell:first-child{border-left:none}
.stat-cell:hover{background:var(--bg2)}
.stat-cell b{display:block;font-size:clamp(44px,5.5vw,84px);font-weight:800;line-height:1.1;letter-spacing:.02em;font-variant-numeric:tabular-nums}
.stat-cell span{display:block;margin-top:10px;font-size:12px;letter-spacing:.3em;color:var(--tx3)}
.stat-cell u{position:absolute;top:clamp(20px,3vw,40px);right:clamp(20px,3vw,40px);text-decoration:none;font-size:11px;color:var(--tx3);letter-spacing:.2em}

/* ---------- 服务类目卡 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-top:none}
.cat-card{border-top:1px solid var(--line);border-left:1px solid var(--line);padding:clamp(28px,3vw,48px);position:relative;overflow:hidden;transition:background .5s;cursor:pointer;min-height:280px;display:flex;flex-direction:column}
.cat-card:nth-child(3n+1){border-left:none}
.cat-card:hover{background:var(--panel)}
.cat-card .no{font-size:12px;letter-spacing:.3em;color:var(--tx3)}
.cat-card h3{margin-top:auto;font-size:clamp(19px,1.7vw,25px);font-weight:700;line-height:1.4;color:#999;transition:color .4s}
.cat-card:hover h3{color:var(--white)}
.cat-card p{margin-top:14px;color:#555;font-size:13.5px;line-height:1.8}
.cat-card .go{margin-top:22px;font-size:12px;letter-spacing:.26em;color:var(--tx3);display:flex;align-items:center;gap:8px;transition:color .4s,gap .4s}
.cat-card:hover .go{color:var(--white);gap:14px}
.cat-card::after{content:attr(data-no);position:absolute;top:clamp(20px,2.5vw,36px);right:clamp(20px,2.5vw,36px);font-size:clamp(44px,4.5vw,64px);font-weight:800;color:rgba(255,255,255,.09);line-height:1;transition:color .5s}
.cat-card:hover::after{color:rgba(255,255,255,.22)}

/* ---------- 案例（展开式） ---------- */
.case-item{border-top:1px solid var(--line);transition:background .4s}
.case-item:last-child{border-bottom:1px solid var(--line)}
.case-head{display:grid;grid-template-columns:80px 110px 1fr auto;gap:clamp(14px,2.4vw,40px);align-items:center;padding:clamp(22px,3vw,38px) clamp(8px,1vw,16px);cursor:pointer}
.case-head .idx{font-size:13px;color:var(--tx3);letter-spacing:.2em}
.case-head h3{font-size:clamp(16px,1.6vw,22px);font-weight:600;line-height:1.5;color:#999;display:flex;align-items:center;gap:12px;transition:color .3s}
.case-head h3 .chev{font-style:normal;font-size:9px;color:var(--tx3);transition:transform .4s var(--ease);flex:none}
.case-item.open .case-head h3 .chev{transform:rotate(180deg)}
.case-item:hover .case-head h3,.case-item.open .case-head h3{color:var(--white)}
.case-head .tag{font-size:11px;letter-spacing:.16em;border:1px solid var(--line2);padding:5px 14px;border-radius:99px;color:var(--tx2);white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;text-align:center}
.case-head .res{font-size:12px;letter-spacing:.2em;color:#999;white-space:nowrap}
.case-head .res .res-dot{display:inline-block;position:relative;width:5px;height:5px;border-radius:50%;background:#0fc468;margin-right:8px;vertical-align:1px}
.case-head .res .res-dot::before,.case-head .res .res-dot::after{content:"";position:absolute;inset:0;border-radius:50%;border:1px solid rgba(15,196,104,.8);animation:resPing 4s ease-out infinite}
.case-head .res .res-dot::after{animation-delay:2s}
@keyframes resPing{0%{transform:scale(1);opacity:1}70%{transform:scale(3);opacity:0}100%{transform:scale(3);opacity:0}}
@media (prefers-reduced-motion:reduce){.case-head .res .res-dot::before,.case-head .res .res-dot::after{animation:none}}
.case-body{max-height:0;overflow:hidden;transition:max-height .7s var(--easeOut)}
.case-item.open .case-body{max-height:1400px}
.case-body-in{padding:0 clamp(8px,1vw,16px) clamp(30px,4vw,52px) calc(80px + clamp(14px,2.4vw,40px))}
.case-body .court{font-size:12.5px;color:var(--tx2);letter-spacing:.06em;margin-bottom:20px}
.case-body .summary{color:var(--tx);font-size:14.5px;max-width:820px;margin-bottom:24px}
.case-stats{display:flex;gap:0;border:1px solid var(--line);margin-bottom:24px;flex-wrap:wrap}
.case-stats div{padding:16px 28px;border-left:1px solid var(--line);flex:1;min-width:150px}
.case-stats div:first-child{border-left:none}
.case-stats small{display:block;font-size:11px;letter-spacing:.24em;color:var(--tx3);margin-bottom:6px}
.case-stats b{font-size:15px;font-weight:600}
.case-points{margin-bottom:24px}
.case-points h4,.case-pdfs h4{font-size:12px;letter-spacing:.3em;color:var(--tx3);margin-bottom:14px}
.case-points li{list-style:none;position:relative;padding-left:22px;color:var(--tx2);font-size:13.5px;margin-bottom:10px;line-height:1.8}
.case-points li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:1px;background:var(--tx3)}
.case-pdfs a{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line2);padding:10px 20px;border-radius:99px;font-size:12px;letter-spacing:.14em;color:var(--tx2);margin-right:12px;transition:.3s}
.case-pdfs a:hover{color:#000;background:var(--white);border-color:var(--white)}

/* ---------- 专家卡 ---------- */
.exp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,28px)}
.exp-card{border:1px solid var(--line);background:var(--panel);overflow:hidden;position:relative;transition:transform .5s var(--ease),border-color .5s;display:flex;flex-direction:column}
.exp-card:hover{transform:translateY(-8px);border-color:var(--line2)}
.exp-photo{position:relative;aspect-ratio:4/4.6;overflow:hidden;background:#1b1b1b}
.exp-photo::after{content:"";position:absolute;inset:0;z-index:1;background:rgba(0,0,0,.5);transition:opacity .6s var(--ease);pointer-events:none}
.exp-card:hover .exp-photo::after{opacity:0}
.exp-photo img{width:100%;height:100%;object-fit:cover;object-position:center top;transition:transform .9s var(--ease)}


.exp-card:hover .exp-photo img{transform:scale(1.05)}
.exp-photo .badge{position:absolute;top:14px;left:14px;z-index:2;font-size:10.5px;letter-spacing:.2em;padding:5px 12px;border-radius:99px;background:rgba(0,0,0,.55);backdrop-filter:blur(8px);color:var(--white)}
.exp-info{padding:clamp(18px,2vw,28px);flex:1;display:flex;flex-direction:column}
.exp-name-row{display:flex;align-items:baseline;gap:12px}
.exp-name-row h3{font-size:21px;font-weight:700}
.exp-name-row span{font-size:12px;color:var(--tx3);letter-spacing:.08em}
.exp-org{margin-top:6px;font-size:12.5px;color:var(--tx2)}
.exp-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.exp-tags i{font-style:normal;font-size:11px;color:var(--tx2);border:1px solid var(--line);padding:4px 12px;border-radius:99px}
.exp-stats{margin-top:20px;padding-top:18px;display:flex;justify-content:space-between;border-top:1px solid var(--line)}
.exp-stats div{padding:4px 0;text-align:center}
.exp-stats b{display:block;font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;color:#999}
.exp-stats small{font-size:10.5px;color:var(--tx3);letter-spacing:.14em}

/* ---------- 律所 Logo 墙 ---------- */
.firms-grid{display:grid;grid-template-columns:repeat(6,1fr);border:1px solid var(--line);border-top:none;border-left:none}
.firm-cell{border-top:1px solid var(--line);border-left:1px solid var(--line);aspect-ratio:4/3;overflow:hidden;position:relative}
.firm-cell::after{content:"";position:absolute;inset:0;z-index:1;background:rgba(0,0,0,.5);transition:opacity .6s var(--ease);pointer-events:none}
.firm-cell:hover::after{opacity:0}
.firm-cell img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.firm-cell:hover img{transform:scale(1.06)}
.firm-cell span{position:absolute;left:12px;bottom:10px;z-index:2;font-size:10.5px;letter-spacing:.2em;color:var(--tx);background:rgba(0,0,0,.5);padding:3px 10px;border-radius:99px;backdrop-filter:blur(6px)}

/* ---------- 课程 ---------- */
.course-row{display:grid;grid-template-columns:120px 1fr auto;gap:clamp(16px,3vw,48px);align-items:center;border-top:1px solid var(--line);padding:clamp(24px,3vw,40px) 0;transition:padding .4s}
.course-row:last-child{border-bottom:1px solid var(--line)}
.course-row .cno{font-size:13px;color:var(--tx3);letter-spacing:.24em}
.course-row h3{font-size:clamp(17px,1.8vw,24px);font-weight:600;line-height:1.5;color:#999;transition:color .3s}
.course-row h3 .cmeta-inline{display:block;font-size:12px;font-weight:400;color:#555;margin-top:8px;line-height:1.6}
.course-row:hover h3{color:var(--white)}
.course-row p{margin-top:8px;color:var(--tx2);font-size:13.5px;max-width:720px}
.course-row .cmeta{text-align:right;font-size:12px;color:var(--tx3);letter-spacing:.14em;white-space:nowrap}
.course-row .cmeta-btn{display:inline-flex;align-items:center;gap:8px;border:2px solid var(--line2);border-radius:99px;padding:9px 22px;font-size:12px;letter-spacing:.2em;color:#999;transition:background .35s,color .35s,border-color .35s}
.course-row .cmeta-btn i{font-style:normal;font-size:13px;transition:transform .3s var(--ease)}
.course-row .cmeta-btn:hover{background:var(--white);color:#000;border-color:var(--white)}
.course-row .cmeta-btn:hover i{transform:translateX(4px)}
.course-row:hover{padding-left:14px}

/* ---------- CTA 大块 ---------- */
.cta-band{border-top:1px solid var(--line);position:relative;overflow:hidden}
.cta-band .bigchar{position:absolute;left:-2vw;bottom:-8vw;font-size:clamp(180px,26vw,420px);font-weight:800;color:rgba(255,255,255,.05);line-height:1;user-select:none;pointer-events:none}
.cta-in{position:relative;z-index:1;padding:clamp(80px,10vw,150px) 0;display:flex;flex-direction:column;align-items:flex-start;gap:28px}

/* ---------- 页脚 ---------- */
footer{border-top:1px solid var(--line);background:var(--bg2)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding:clamp(50px,6vw,80px) 0}
.foot-brand h3{font-size:24px;letter-spacing:.14em;font-weight:700}
.foot-brand p{margin-top:14px;color:var(--tx2);font-size:13px;max-width:320px}
.foot-col h4{font-size:13px;letter-spacing:0;color:var(--tx3);margin-bottom:18px;font-weight:700}
.foot-col a,.foot-col span{display:block;color:#666;font-size:12px;padding:5px 0;transition:color .3s}
.foot-col a:hover{color:var(--white)}
/* ---------- 文档页（隐私政策 / 用户协议） ---------- */
.doc{max-width:820px;font-size:14px;line-height:2;color:var(--tx2)}
.doc h2{font-size:19px;color:var(--white);margin:34px 0 12px;font-weight:600}
.doc p{margin:10px 0}
.doc ul{margin:10px 0;padding-left:20px}
.doc li{margin:6px 0}
.doc b{color:var(--white);font-weight:600}
.doc h3{font-size:15.5px;color:var(--tx);margin:22px 0 8px;font-weight:600}
.doc ol{margin:10px 0;padding-left:22px}
.doc ol li{margin:8px 0}
.doc mark.hl{background:none;color:#4da3ff;font-weight:600;padding:0}
.doc .pp-tip{border:1px solid var(--line);border-left:2px solid #4da3ff;border-radius:4px;padding:14px 18px;margin:0 0 26px;color:var(--tx2)}
.doc .pp-tip b{color:#4da3ff}
.foot-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;font-size:11.5px;color:var(--tx3);letter-spacing:.1em;flex-wrap:wrap;gap:8px}
.icp{color:inherit;text-decoration:none;transition:color .3s}
.icp:hover{color:#555}

/* ============================================================
   服务列表页
   ============================================================ */
.page-hero{padding:calc(72px + clamp(60px,9vh,110px)) 0 clamp(40px,6vh,80px);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-hero .bigchar{position:absolute;right:-2vw;top:30%;font-size:clamp(140px,22vw,340px);font-weight:800;color:rgba(255,255,255,.05);line-height:1;user-select:none}
.page-hero .crumb{font-size:11px;letter-spacing:.3em;color:var(--tx3);margin-bottom:22px}
.filters{display:flex;gap:10px;flex-wrap:wrap;padding:clamp(24px,3vw,40px) 0}
.filters button{background:transparent;border:1px solid var(--line);color:var(--tx2);font-size:12.5px;letter-spacing:.14em;padding:10px 22px;border-radius:99px;transition:.35s}
.filters button:hover{border-color:var(--line2);color:var(--white)}
.filters button.act{background:var(--white);color:#000;border-color:var(--white);font-weight:600}
.filters button i{font-style:normal;opacity:.5;margin-left:6px;font-size:11px}
.svc-list{border-top:1px solid var(--line)}
.svc-row{display:grid;grid-template-columns:70px 1.4fr 1fr auto;gap:clamp(12px,2.4vw,40px);align-items:center;border-bottom:1px solid var(--line);padding:clamp(20px,2.6vw,34px) clamp(4px,1vw,12px);transition:background .35s,padding .35s;cursor:pointer}
.svc-row:hover{background:var(--bg2);padding-left:clamp(14px,2vw,26px)}
.svc-row .no{font-size:13px;color:var(--tx3);letter-spacing:.2em}
.svc-row h3{font-size:clamp(16px,1.6vw,21px);font-weight:600;display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:#999}
.svc-row h3 .hot{font-size:10px;letter-spacing:.14em;color:#000;background:var(--white);padding:2px 9px;border-radius:99px;font-weight:600}
.svc-row .d{color:var(--tx2);font-size:13px}
.svc-row .p{text-align:right;white-space:nowrap}
.svc-row .p b{font-size:clamp(14px,1.3vw,17px);font-weight:700;font-variant-numeric:tabular-nums;color:#999}
.svc-row .p small{display:block;font-size:10.5px;color:var(--tx3);letter-spacing:.18em;margin-top:2px}
.fade-in-anim{animation:fadeUp .55s var(--easeOut) both}
@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}

/* ============================================================
   服务详情页
   ============================================================ */
.sd-hero{padding:calc(72px + clamp(50px,8vh,90px)) 0 clamp(40px,5vh,70px);border-bottom:1px solid var(--line)}
.sd-hero .no{font-size:clamp(60px,9vw,120px);font-weight:800;color:rgba(255,255,255,.14);line-height:1}
.sd-hero h1{font-size:clamp(28px,4vw,54px);font-weight:800;margin-top:18px}
.sd-hero .desc{margin-top:16px;color:var(--tx2);font-size:15px;max-width:720px}
.sd-hero .price{margin-top:26px;display:inline-flex;align-items:baseline;gap:10px;border:1px solid var(--line2);padding:14px 26px;border-radius:99px}
.sd-hero .price small{color:var(--tx3);font-size:11px;letter-spacing:.2em}
.sd-hero .price b{font-size:24px;font-variant-numeric:tabular-nums}
.sd-hero .price small{color:var(--tx3);font-size:11px;letter-spacing:.2em}
.sd-layout{display:grid;grid-template-columns:1fr 320px;gap:clamp(30px,4vw,64px);align-items:start;padding:clamp(50px,6vw,80px) 0}
.sd-main section{margin-bottom:clamp(46px,6vw,72px)}
.sd-main h2{font-size:clamp(20px,2.2vw,30px);font-weight:700;margin-bottom:26px;display:flex;align-items:center;gap:14px}
.sd-main h2::after{content:"";flex:1;height:1px;background:var(--line)}
.sd-block{margin-bottom:30px}
.sd-block h3{font-size:15px;font-weight:600;letter-spacing:.06em;margin-bottom:12px;color:var(--white)}
.sd-block p,.sd-block li{color:var(--tx2);font-size:14px;line-height:1.9}
.sd-block ul{list-style:none}
.sd-block ul li{padding-left:20px;position:relative;margin-bottom:8px}
.sd-block ul li::before{content:"";position:absolute;left:0;top:13px;width:8px;height:1px;background:var(--tx3)}
.sd-block ul.ck li::before{content:"✓";width:auto;height:auto;background:none;font-size:12px;top:0}
.flow-step{display:grid;grid-template-columns:56px 200px 1fr;gap:clamp(14px,2.4vw,32px);padding:22px 0;border-top:1px solid var(--line);align-items:baseline}
.flow-step:last-child{border-bottom:1px solid var(--line)}
.flow-step .fno{font-size:13px;color:var(--tx3);letter-spacing:.2em}
.flow-step h4{font-size:16px;font-weight:600}
.flow-step h4 small{display:block;font-size:11px;color:var(--tx3);letter-spacing:.16em;margin-top:5px;font-weight:400}
.flow-step p{color:var(--tx2);font-size:13.5px;line-height:1.8}
.dl-item{display:grid;grid-template-columns:34px 1fr;gap:14px;padding:16px 0;border-top:1px solid var(--line)}
.dl-item:last-child{border-bottom:1px solid var(--line)}
.dl-item .no{color:var(--tx3);font-size:14px}
.dl-item h4{font-size:14.5px;font-weight:600}
.dl-item p{color:var(--tx2);font-size:13px;margin-top:4px;line-height:1.75}
.fee-item{display:grid;grid-template-columns:1fr auto;gap:8px 20px;padding:18px 0;border-top:1px solid var(--line);align-items:baseline}
.fee-item:last-child{border-bottom:1px solid var(--line)}
.fee-item h4{font-size:15px;font-weight:600}
.fee-item .p{font-size:16px;font-weight:700;white-space:nowrap;font-variant-numeric:tabular-nums}
.fee-item p{grid-column:1/-1;color:var(--tx2);font-size:13px}
.tip-block{border:1px solid var(--line);border-radius:12px;padding:22px 24px;margin-bottom:16px;background:var(--panel)}
.tip-block h4{font-size:13.5px;font-weight:600;margin-bottom:10px}
.tip-block p{color:var(--tx2);font-size:13px;line-height:1.85}
.sd-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:16px}
.side-card{border:1px solid var(--line);border-radius:14px;padding:26px;background:var(--panel)}
.side-card h4{font-size:12px;letter-spacing:.3em;color:var(--tx3);font-weight:400;margin-bottom:16px}
.side-card .row{display:flex;justify-content:space-between;padding:10px 0;border-top:1px solid var(--line);font-size:13.5px}
.side-card .row:first-of-type{border-top:none}
.side-card .row span{color:var(--tx2)}
.side-card .btn{width:100%;justify-content:center;margin-top:14px}
.side-card .tel{display:block;text-align:center;font-size:20px;font-weight:700;letter-spacing:.06em;margin-top:16px;font-variant-numeric:tabular-nums}

/* ============================================================
   专家详情页
   ============================================================ */
.ed-hero{padding:calc(72px + clamp(50px,8vh,90px)) 0 clamp(40px,6vh,70px);border-bottom:1px solid var(--line)}
.ed-hero-grid{display:grid;grid-template-columns:minmax(240px,340px) 1fr;gap:clamp(28px,4vw,64px);align-items:end}
.ed-photo{position:relative;aspect-ratio:3.4/4;border:1px solid var(--line);overflow:hidden;background:#1b1b1b}
.ed-photo img{width:100%;height:100%;object-fit:cover;object-position:center top}
.ed-info h1{font-size:clamp(32px,4.6vw,58px);font-weight:800;line-height:1.2;position:relative;top:-20px}
.ed-info .titles{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}
.ed-info .titles span{font-size:12px;letter-spacing:.14em;border:1px solid #333;padding:6px 16px;border-radius:99px;color:#fff}
.ed-info .titles span.gold{border-color:#333;color:#fff}
.ed-info .org{margin-top:18px;color:var(--tx2);font-size:15px}
.ed-stats{margin-top:30px;display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line)}
.ed-stats div{padding:18px 20px;border-left:1px solid var(--line)}
.ed-stats div:first-child{border-left:none}
.ed-stats b{display:block;font-size:clamp(18px,2vw,26px);font-weight:700;font-variant-numeric:tabular-nums}
.ed-stats small{font-size:11px;color:var(--tx3);letter-spacing:.2em}
.ed-body{display:grid;grid-template-columns:1fr 300px;gap:clamp(30px,4vw,64px);padding:clamp(50px,6vw,80px) 0;align-items:start}
.pf-sec{margin-bottom:clamp(40px,5vw,60px)}
.pf-sec h2{font-size:clamp(19px,2vw,27px);font-weight:700;margin-bottom:24px;display:flex;align-items:center;gap:14px}
.pf-sec h2::after{content:"";flex:1;height:1px;background:var(--line)}
.pf-intro{color:var(--tx2);font-size:14.5px;line-height:2;white-space:pre-line}
.pf-block h3{font-size:16px;letter-spacing:.24em;color:var(--tx3);font-weight:700;margin:26px 0 12px}
.pf-block h3:first-child{margin-top:0}
.pf-item{padding:14px 0;border-top:1px solid var(--line);color:var(--tx2);font-size:14px;line-height:1.8}
.case-item2{border:1px solid var(--line);border-radius:14px;padding:clamp(20px,2.4vw,30px);margin-bottom:16px;background:var(--panel);transition:border-color .4s}
.case-item2:hover{border-color:var(--line2)}
.case-item2 h4{font-size:15.5px;font-weight:600;margin-bottom:10px}
.case-item2 p{color:var(--tx2);font-size:13.5px;line-height:1.85}

/* ============================================================
   联系页
   ============================================================ */
.ct-hero .huge{font-size:clamp(40px,7.6vw,110px);font-weight:800;line-height:1.15}
.ct-hero .huge a{border-bottom:3px solid rgba(255,255,255,.3);transition:border-color .4s;color:var(--white);font-variant-numeric:tabular-nums}
.ct-hero .huge a:hover{border-color:var(--white)}
.ct-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-top:none;border-left:none;margin-top:clamp(40px,6vw,80px)}
.ct-cell{border-top:1px solid var(--line);border-left:1px solid var(--line);padding:clamp(26px,3vw,44px)}
.ct-cell h4{font-size:12px;letter-spacing:.3em;color:var(--tx3);font-weight:400;margin-bottom:16px}
.ct-cell b{font-size:clamp(17px,1.7vw,22px);font-weight:600;display:block;line-height:1.5}
.ct-cell p{margin-top:10px;color:var(--tx2);font-size:13px}
.ct-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,28px)}
.ct-step{border:1px solid var(--line);padding:clamp(24px,3vw,40px);background:var(--panel);position:relative;overflow:hidden}
.ct-step .no{font-size:clamp(40px,4vw,58px);font-weight:800;color:rgba(255,255,255,.12);line-height:1}
.ct-step h3{margin-top:18px;font-size:18px;font-weight:700}
.ct-step p{margin-top:10px;color:var(--tx2);font-size:13.5px;line-height:1.8}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1024px){
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .cat-card:nth-child(3n+1){border-left:1px solid var(--line)}
  .cat-card:nth-child(2n+1){border-left:none}
  .exp-grid{grid-template-columns:repeat(2,1fr)}
  .firms-grid{grid-template-columns:repeat(4,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat-cell:nth-child(3){border-left:none}
  .stat-cell{border-top:1px solid var(--line)}
  .stat-cell:nth-child(-n+2){border-top:none}
  .sd-layout,.ed-body{grid-template-columns:1fr}
  .sd-side{position:static}
  .ed-hero-grid{grid-template-columns:200px 1fr}
  .ct-grid{grid-template-columns:repeat(2,1fr)}
  .ct-cell:last-child{grid-column:1/-1;border-left:none}
}
@media (max-width:768px){
  .nav-links,.nav-cta{display:none}
  .nav-burger{display:block}
  .cat-grid{grid-template-columns:1fr}
  .cat-card:nth-child(3n+1),.cat-card:nth-child(2n+1){border-left:none}
  .exp-grid{grid-template-columns:1fr}
  .firms-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .case-head{grid-template-columns:1fr auto;grid-template-areas:"idx res" "title title"}
  .case-head .idx{grid-area:idx}
  .case-head h3{grid-area:title}
  .case-head .res{grid-area:res}
  .case-head .tag{display:none}
  .case-body-in{padding-left:clamp(8px,1vw,16px)}
  .svc-row{grid-template-columns:1fr auto;grid-template-areas:"no p" "t t" "d d"}
  .svc-row .no{grid-area:no}
  .svc-row .svc-t{grid-area:t}
  .svc-row .d{grid-area:d}
  .svc-row .p{grid-area:p}
  .flow-step{grid-template-columns:1fr;gap:6px}
  .ed-hero-grid{grid-template-columns:1fr}
  .ed-photo{max-width:260px}
  .ed-stats{grid-template-columns:repeat(2,1fr)}
  .ed-stats div:nth-child(3){border-left:none}
  .ed-stats div{border-top:1px solid var(--line)}
  .ed-stats div:nth-child(-n+2){border-top:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .ct-steps{grid-template-columns:1fr}
  .ct-grid{grid-template-columns:1fr}
  .ct-cell{border-left:none}
  .course-row{grid-template-columns:1fr;gap:10px}
  .course-row .cmeta{text-align:left}
  .hero-foot .wrap span:nth-child(2){display:none}
}