/* roulang page: index */
:root{
  --brand:#0E8C7E;
  --brand-bright:#17B39F;
  --brand-light:#6FD8C0;
  --brand-grad:linear-gradient(120deg,#0E8C7E 0%,#17B39F 52%,#6FD8C0 100%);
  --warm:#F2994A;
  --warm-light:#FFD9B0;
  --ink:#12211F;
  --ink-2:#4A5A57;
  --ink-3:#8A9A96;
  --bg:#F7FAF9;
  --card:#FFFFFF;
  --line:#E3EBE8;
  --deep:#0F2A26;
  --mint:#E8F7F4;
  --r-xl:28px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --pill:999px;
  --sh:0 8px 24px rgba(14,140,126,.08);
  --sh-hover:0 16px 40px rgba(14,140,126,.16);
  --container:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:var(--brand);text-decoration:none;text-underline-offset:3px;}
a:hover{color:var(--brand-bright);}
button{font-family:inherit;}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.02em;color:var(--ink);margin:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ Dock 导航 ============ */
.dock-wrap{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1030;
  padding:24px 16px 0;
  transition:padding .25s ease;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  max-width:1080px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:18px;
  padding:10px 12px 10px 20px;
  border-radius:var(--pill);
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:0 10px 30px rgba(15,42,38,.10);
  border:1px solid rgba(227,235,232,.9);
  transition:background .25s ease,padding .25s ease,box-shadow .25s ease;
}
body.dock-stuck .dock-wrap{padding-top:8px;}
body.dock-stuck .dock{
  background:rgba(255,255,255,.94);
  padding:7px 12px 7px 20px;
  box-shadow:0 12px 34px rgba(15,42,38,.14);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--brand-grad);
  display:grid;place-items:center;
  color:#fff;font-weight:700;font-size:17px;
  box-shadow:0 6px 16px rgba(14,140,126,.32);
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
.brand-text span{font-size:11px;color:var(--ink-3);letter-spacing:.06em;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.dock-nav a{
  display:inline-block;
  padding:9px 15px;
  border-radius:var(--pill);
  font-size:14.5px;
  color:var(--ink-2);
  transition:background .25s ease,color .25s ease,transform .25s ease;
  white-space:nowrap;
}
.dock-nav a:hover{background:var(--mint);color:var(--brand);transform:translateY(-1px);}
.dock-nav a.active{background:var(--mint);color:var(--brand);font-weight:700;}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);
  background:#fff;color:var(--ink-2);
  display:grid;place-items:center;
  transition:all .25s ease;cursor:pointer;
}
.icon-btn:hover{border-color:var(--brand-light);color:var(--brand);background:var(--mint);}
.btn-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;
  border-radius:var(--pill);
  font-size:14.5px;font-weight:700;
  border:none;
  background:var(--brand-grad);
  color:#fff;
  box-shadow:0 10px 24px rgba(14,140,126,.28);
  transition:transform .25s ease,filter .25s ease,box-shadow .25s ease;
  cursor:pointer;
}
.btn-pill:hover{filter:brightness(1.06);transform:translateY(-2px);color:#fff;}
.btn-pill:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;
  border-radius:var(--pill);
  font-size:14.5px;font-weight:700;
  background:#fff;color:var(--brand);
  border:1px solid var(--brand);
  transition:all .25s ease;cursor:pointer;
}
.btn-ghost:hover{background:var(--mint);color:var(--brand);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.dock-cta{padding:10px 20px;font-size:14px;}
.burger{display:none;}
.dock-mobile{
  pointer-events:auto;
  max-width:1080px;margin:10px auto 0;
  background:#fff;border-radius:var(--r-xl);
  box-shadow:var(--sh-hover);
  border:1px solid var(--line);
  padding:12px;
  display:none;
}
.dock-mobile.open{display:block;}
.dock-mobile a{
  display:block;line-height:48px;padding:0 16px;
  border-radius:14px;color:var(--ink-2);font-size:15px;
}
.dock-mobile a:hover,.dock-mobile a.active{background:var(--mint);color:var(--brand);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:168px 0 72px;
  background:
    radial-gradient(900px 420px at 8% 0%,rgba(111,216,192,.30),transparent 62%),
    radial-gradient(700px 380px at 96% 12%,rgba(255,217,176,.32),transparent 65%),
    linear-gradient(180deg,#F2FAF8 0%,#F7FAF9 100%);
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;inset:auto 0 0 0;height:1px;
  background:linear-gradient(90deg,transparent,var(--line),transparent);
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;position:relative;z-index:2;}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--brand);font-weight:700;
  box-shadow:var(--sh);margin-bottom:22px;
}
.hero-kicker i{color:var(--warm);}
h1.hero-title{font-size:44px;line-height:1.24;margin-bottom:18px;}
h1.hero-title em{font-style:normal;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:17px;line-height:1.85;color:var(--ink-2);max-width:560px;margin-bottom:30px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:var(--pill);
  background:rgba(255,255,255,.9);
  border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}
.chip .dot{width:8px;height:8px;border-radius:50%;background:var(--warm);flex:0 0 auto;}
.hero-visual{position:relative;}
.hero-frame{
  position:relative;border-radius:var(--r-xl);padding:6px;
  background:var(--brand-grad);
  box-shadow:0 24px 60px rgba(14,140,126,.20);
}
.hero-frame img{width:100%;aspect-ratio:16/9;border-radius:24px;}
.float-card{
  position:absolute;left:-18px;bottom:-26px;
  background:#fff;border-radius:var(--r-lg);
  padding:16px 20px;box-shadow:var(--sh-hover);
  border:1px solid var(--line);
  display:flex;align-items:center;gap:14px;
  min-width:210px;
}
.float-card .num{font-size:32px;font-weight:700;color:var(--brand);line-height:1;}
.float-card small{display:block;font-size:12.5px;color:var(--ink-3);line-height:1.5;}

/* ============ 数据徽章条 ============ */
.statbar{
  margin-top:-26px;position:relative;z-index:3;
}
.statbar-inner{
  background:#fff;border:1px solid var(--line);border-radius:var(--pill);
  box-shadow:var(--sh);
  display:flex;align-items:stretch;overflow:hidden;
}
.statbar-item{
  flex:1 1 0;padding:22px 26px;display:flex;align-items:center;gap:14px;
}
.statbar-item + .statbar-item{border-left:1px solid var(--line);}
.statbar-item .num{font-size:32px;font-weight:700;color:var(--brand);line-height:1;}
.statbar-item .num span{font-size:15px;margin-left:2px;}
.statbar-item p{font-size:13.5px;color:var(--ink-3);line-height:1.5;}

/* ============ 板块通用 ============ */
.section{padding:88px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{font-size:32px;line-height:1.35;}
.section-head p{font-size:15px;color:var(--ink-2);margin-top:12px;max-width:640px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand);
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand-grad);}
.link-more{font-size:14.5px;font-weight:700;white-space:nowrap;}
.link-more i{font-size:12px;margin-left:4px;}

/* ============ 卖点 ============ */
.feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch;}
.card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(111,216,192,.7);}
.feature-main{padding:28px;display:flex;flex-direction:column;gap:22px;}
.feature-main img{width:100%;aspect-ratio:16/9;border-radius:var(--r-md);}
.feature-main h3{font-size:22px;line-height:1.4;}
.point-list li{display:flex;gap:12px;font-size:15px;color:var(--ink-2);padding:9px 0;border-bottom:1px dashed var(--line);}
.point-list li:last-child{border-bottom:none;}
.point-list i{color:var(--brand-bright);margin-top:5px;font-size:14px;}
.feature-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.feature-mini{padding:24px;display:flex;flex-direction:column;gap:14px;}
.icon-square{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:var(--mint);color:var(--brand);font-size:19px;
  border:1px solid rgba(14,140,126,.14);
}
.feature-mini h3{font-size:18px;line-height:1.5;}
.feature-mini p{font-size:14.5px;color:var(--ink-2);line-height:1.75;}
.badge-num{
  align-self:flex-start;
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--pill);
  background:var(--mint);color:var(--brand);
  border:1px solid rgba(14,140,126,.16);
  font-size:13px;font-weight:700;
}
.badge-num::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--warm);}

/* ============ 场景演示 ============ */
.scene{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.scene-grid{display:grid;grid-template-columns:4fr 8fr;gap:44px;align-items:start;}
.step{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line);}
.step:last-child{border-bottom:none;}
.step .no{font-size:28px;font-weight:700;color:var(--brand);line-height:1;min-width:46px;}
.step h4{font-size:16px;margin-bottom:6px;}
.step p{font-size:14px;color:var(--ink-2);line-height:1.7;}
.scene-cards{display:grid;grid-template-columns:1.15fr 1fr 0.9fr;gap:20px;align-items:start;}
.scene-cards > *{border-radius:var(--r-lg);border:1px solid var(--line);background:var(--bg);overflow:hidden;box-shadow:var(--sh);transition:transform .25s ease,box-shadow .25s ease;}
.scene-cards > *:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.scene-img img{width:100%;aspect-ratio:4/3;}
.scene-img .cap{padding:18px 20px;font-size:14.5px;color:var(--ink-2);}
.scene-list{padding:22px;margin-top:34px;}
.scene-list h4{font-size:17px;margin-bottom:14px;}
.scene-list li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);padding:8px 0;}
.scene-list li i{color:var(--brand-bright);margin-top:5px;font-size:12px;}
.scene-data{padding:24px;margin-top:14px;background:var(--brand-grad);border:none;color:#fff;}
.scene-data .big{font-size:40px;font-weight:700;line-height:1;letter-spacing:-.02em;}
.scene-data p{font-size:14px;color:rgba(255,255,255,.92);margin-top:10px;line-height:1.7;}
.scene-data .mini{
  margin-top:18px;padding:12px 16px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.30);
  font-size:13px;
}

/* ============ 社会认同 ============ */
.social{background:var(--deep);color:#fff;position:relative;}
.social::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--brand-grad);}
.social .section-head h2{color:#fff;}
.social .section-head p{color:rgba(255,255,255,.72);}
.social .eyebrow{color:var(--brand-light);}
.social .eyebrow::before{background:var(--brand-grad);}
.social-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:36px;}
.social-stat{
  padding:22px;border-radius:var(--r-lg);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
}
.social-stat .num{font-size:34px;font-weight:700;color:var(--brand-light);line-height:1;display:flex;align-items:baseline;gap:4px;}
.social-stat .num span{font-size:15px;color:rgba(255,255,255,.78);font-weight:400;}
.social-stat p{font-size:13.5px;color:rgba(255,255,255,.72);margin-top:10px;line-height:1.6;}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.quote{
  padding:26px;border-radius:var(--r-lg);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  transition:transform .25s ease,background .25s ease;
}
.quote:hover{transform:translateY(-3px);background:rgba(255,255,255,.11);}
.quote .mark{font-size:26px;color:var(--brand-light);line-height:1;}
.quote p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.90);margin:14px 0 18px;}
.quote footer{font-size:13px;color:rgba(255,255,255,.60);}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh);height:100%;
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.news-card:hover .news-title{color:var(--brand);}
.news-cover{position:relative;display:block;}
.news-cover img{width:100%;aspect-ratio:16/9;}
.news-tag{
  position:absolute;top:14px;left:14px;
  padding:5px 13px;border-radius:var(--pill);
  background:rgba(255,255,255,.94);color:var(--brand);
  font-size:12px;font-weight:700;border:1px solid rgba(14,140,126,.16);
}
.news-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.news-title{
  font-size:17px;line-height:1.55;font-weight:700;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .25s ease;
}
.news-desc{
  font-size:14px;color:var(--ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);}
.news-foot a{font-weight:700;font-size:13.5px;}
.empty-state{
  border:1.5px dashed var(--brand-light);border-radius:var(--r-xl);
  background:rgba(232,247,244,.5);
  padding:52px 28px;text-align:center;
}
.empty-state i{font-size:30px;color:var(--brand);}
.empty-state p{font-size:15px;color:var(--ink-2);margin:16px 0 22px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion-item{border:none;border-bottom:1px solid var(--line);background:transparent;}
.accordion-button{
  background:transparent;box-shadow:none;border-radius:var(--r-md);
  padding:20px 24px;font-size:16.5px;font-weight:700;color:var(--ink);
  gap:16px;transition:color .25s ease,background .25s ease;
}
.accordion-button:not(.collapsed){color:var(--brand);background:var(--mint);box-shadow:none;}
.accordion-button::after{
  background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  width:auto;height:auto;font-size:13px;color:var(--brand);transition:transform .25s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:-2px;}
.accordion-body{padding:6px 24px 24px;font-size:15px;color:var(--ink-2);line-height:1.85;}
.accordion-item:last-child{border-bottom:none;}

/* ============ 底部 CTA ============ */
.cta-card{
  border-radius:var(--r-xl);padding:56px 48px;
  background:
    radial-gradient(520px 260px at 88% 12%,rgba(255,217,176,.55),transparent 62%),
    linear-gradient(120deg,#0E8C7E 0%,#17B39F 52%,#6FD8C0 100%);
  color:#fff;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 24px 60px rgba(14,140,126,.24);
}
.cta-card h2{color:#fff;font-size:30px;line-height:1.4;margin-bottom:12px;}
.cta-card p{color:rgba(255,255,255,.92);font-size:15.5px;max-width:620px;}
.cta-card .btn-ghost{background:#fff;border:none;color:var(--brand);}
.cta-card .btn-ghost:hover{background:#F0FBF8;}

/* ============ 转化条 ============ */
.convert-bar{
  position:fixed;left:0;right:0;bottom:18px;z-index:1040;
  display:flex;justify-content:center;padding:0 16px;
  transition:opacity .3s ease,transform .3s ease;
}
.convert-bar.hide{opacity:0;transform:translateY(14px);pointer-events:none;}
.convert-inner{
  display:flex;align-items:center;gap:18px;
  background:rgba(255,255,255,.96);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:var(--pill);
  padding:10px 12px 10px 22px;
  box-shadow:0 16px 40px rgba(15,42,38,.16);
  max-width:820px;width:100%;
}
.convert-inner p{font-size:14.5px;color:var(--ink-2);margin:0;}
.convert-inner p b{color:var(--ink);}
.convert-close{
  width:34px;height:34px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink-3);display:grid;place-items:center;cursor:pointer;
  transition:all .25s ease;flex:0 0 auto;
}
.convert-close:hover{color:var(--brand);border-color:var(--brand-light);}
.convert-cta{margin-left:auto;padding:10px 22px;font-size:14px;}

/* ============ 页脚 ============ */
footer.site-foot{background:var(--deep);color:rgba(255,255,255,.78);position:relative;padding:72px 0 0;margin-top:88px;}
footer.site-foot::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--brand-grad);}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.foot-brand .brand-mark{width:42px;height:42px;border-radius:13px;}
.foot-brand b{color:#fff;font-size:16.5px;display:block;line-height:1.3;}
.foot-brand span{font-size:12px;color:rgba(255,255,255,.55);}
.foot-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.foot-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;}
.foot-links li{margin-bottom:11px;}
.foot-links a{font-size:14px;color:rgba(255,255,255,.72);display:inline-block;transition:color .25s ease,transform .25s ease;}
.foot-links a:hover{color:var(--brand-light);transform:translateX(-2px);}
.foot-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .hero-grid{gap:36px;}
  h1.hero-title{font-size:38px;}
  .scene-grid{grid-template-columns:1fr;gap:28px;}
  .scene-cards{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:991.98px){
  .dock-nav{display:none;}
  .burger{display:grid;}
  .dock{padding:8px 10px 8px 16px;}
  .dock-cta{display:none;}
  .hero{padding:140px 0 64px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual{order:-1;}
  .float-card{left:auto;right:12px;bottom:-20px;}
  h1.hero-title{font-size:34px;}
  .section{padding:64px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .feature-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .social-stats{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:40px 28px;}
  .statbar-inner{flex-wrap:nowrap;overflow-x:auto;border-radius:var(--r-lg);}
  .statbar-item{flex:0 0 auto;min-width:210px;}
}
@media (max-width:767.98px){
  .container-x{padding:0 18px;}
  .hero{padding:126px 0 56px;}
  h1.hero-title{font-size:30px;line-height:1.34;}
  .hero-sub{font-size:15.5px;}
  .section{padding:52px 0;}
  .section-head h2{font-size:26px;}
  .scene-cards{grid-template-columns:1fr;}
  .scene-list,.scene-data{margin-top:0;}
  .news-grid{grid-template-columns:1fr;}
  .social-stats{grid-template-columns:1fr 1fr;gap:12px;}
  .social-stat{padding:18px;}
  .social-stat .num{font-size:28px;}
  .convert-bar{bottom:0;padding:0;}
  .convert-inner{border-radius:18px 18px 0 0;padding:12px 14px;gap:12px;max-width:none;}
  .convert-inner p{font-size:13px;line-height:1.5;}
  .convert-cta{padding:9px 16px;font-size:13px;white-space:nowrap;}
  .cta-card h2{font-size:23px;}
  footer.site-foot{margin-top:64px;padding-top:56px;}
}
@media (max-width:479.98px){
  .hero{padding-top:118px;}
  h1.hero-title{font-size:26px;}
  .brand-text b{font-size:13.5px;}
  .statbar-item{min-width:180px;padding:18px;}
  .statbar-item .num{font-size:26px;}
  .feature-main,.feature-mini{padding:20px;}
  .float-card{display:none;}
}

/* roulang page: category1 */
:root{
  --brand:#0E8C7E;
  --brand-light:#17B39F;
  --brand-soft:#6FD8C0;
  --orange:#F2994A;
  --orange-soft:#FFD9B0;
  --dark:#0F2A26;
  --text:#12211F;
  --text-2:#4A5A57;
  --text-3:#8A9A96;
  --bg:#F7FAF9;
  --card:#FFFFFF;
  --border:#E3EBE8;
  --chip:#E8F7F4;
  --grad:linear-gradient(120deg,#0E8C7E 0%,#17B39F 55%,#6FD8C0 100%);
  --grad-soft:linear-gradient(120deg,rgba(14,140,126,.10) 0%,rgba(23,179,159,.12) 55%,rgba(111,216,192,.16) 100%);
  --shadow-s:0 8px 24px rgba(14,140,126,.08);
  --shadow-h:0 16px 40px rgba(14,140,126,.16);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --r-pill:999px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.02em;color:var(--text);margin:0;}
h1{font-size:44px;line-height:1.23;}
h2{font-size:32px;line-height:1.31;}
h3{font-size:22px;line-height:1.45;}
p{margin:0 0 12px;}
a{color:var(--brand);text-decoration:none;text-underline-offset:3px;}
a:hover{color:var(--brand-light);}
img{max-width:100%;display:block;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 顶部 Dock 导航 ============ */
.site-head{
  position:sticky;
  top:0;
  z-index:1040;
  padding:24px 24px 0;
  transition:padding .25s ease;
}
.site-head.shrink{padding-top:12px;}
.dock{
  max-width:1080px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:20px;
  padding:12px 16px 12px 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--border);
  box-shadow:0 12px 32px rgba(14,140,126,.10);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-head.shrink .dock{
  background:rgba(255,255,255,.94);
  box-shadow:0 14px 36px rgba(14,140,126,.16);
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:14px;
  background:var(--grad);
  color:#fff;font-weight:700;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(14,140,126,.28);
  letter-spacing:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text b{font-size:15px;color:var(--text);font-weight:700;letter-spacing:-.01em;}
.brand-text span{font-size:11px;color:var(--text-3);letter-spacing:.04em;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.dock-nav a{
  display:inline-block;
  padding:9px 16px;
  border-radius:var(--r-pill);
  font-size:15px;
  color:var(--text-2);
  transition:background .25s ease,color .25s ease,transform .25s ease;
}
.dock-nav a:hover{background:var(--chip);color:var(--brand);}
.dock-nav a.active{background:var(--grad);color:#fff;box-shadow:0 8px 18px rgba(14,140,126,.26);}
.dock-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  width:42px;height:42px;border-radius:50%;
  border:1px solid var(--border);background:#fff;color:var(--text-2);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .25s ease;font-size:15px;
}
.icon-btn:hover{background:var(--chip);color:var(--brand);border-color:var(--brand-soft);}
.btn-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:0;transition:transform .25s ease,filter .25s ease,background .25s ease,box-shadow .25s ease;
}
.dock-cta{padding:12px 22px;font-size:14px;}
.btn-main{
  background:var(--grad);color:#fff;
  box-shadow:0 10px 24px rgba(14,140,126,.28);
}
.btn-main:hover{filter:brightness(1.06);transform:translateY(-2px);color:#fff;}
.btn-main:active{transform:translateY(1px);}
.btn-ghost{
  background:#fff;color:var(--brand);border:1px solid var(--brand);
}
.btn-ghost:hover{background:var(--chip);color:var(--brand);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.burger{display:none;}

/* 移动端展开面板 */
.mobile-panel{
  display:none;
  max-width:1080px;
  margin:10px auto 0;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-h);
  padding:12px;
  overflow:hidden;
}
.mobile-panel.open{display:block;}
.mobile-panel a{
  display:flex;align-items:center;
  min-height:48px;padding:0 16px;border-radius:var(--r-sm);
  color:var(--text-2);font-size:16px;
}
.mobile-panel a:hover,.mobile-panel a.active{background:var(--chip);color:var(--brand);}
.mobile-panel .btn-pill{width:100%;margin-top:8px;padding:14px 20px;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.sec-head{max-width:760px;margin-bottom:36px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--chip);color:var(--brand);
  font-size:13px;font-weight:600;letter-spacing:.02em;
  border:1px solid rgba(14,140,126,.16);
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--orange);}
.lead{font-size:17px;line-height:1.85;color:var(--text-2);margin-top:14px;}
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--r-md);
  box-shadow:var(--shadow-s);
  transition:transform .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h);}
.card-lg{border-radius:var(--r-lg);}
.tick-list{list-style:none;padding:0;margin:0;}
.tick-list li{
  position:relative;padding-left:30px;margin-bottom:14px;
  color:var(--text-2);font-size:16px;line-height:1.8;
}
.tick-list li::before{
  content:"\f00c";
  font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:4px;
  width:20px;height:20px;border-radius:50%;
  background:var(--chip);color:var(--brand);
  font-size:10px;display:flex;align-items:center;justify-content:center;
}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;
  margin:24px 24px 0;
  border-radius:var(--r-lg);
  overflow:hidden;
  min-height:300px;
  display:flex;align-items:center;
  background-image:linear-gradient(120deg,rgba(14,140,126,.10) 0%,rgba(23,179,159,.10) 45%,rgba(111,216,192,.14) 100%),
    linear-gradient(rgba(247,250,249,.90),rgba(247,250,249,.72)),
    url("/assets/images/backpic/back-1.webp");
  background-size:cover,cover,cover;
  background-position:center,center,center;
  border:1px solid var(--border);
  box-shadow:var(--shadow-s);
}
.cat-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:4px;background:var(--grad);
}
.cat-hero .inner{
  position:relative;z-index:2;
  max-width:1200px;margin:0 auto;width:100%;
  padding:56px 24px;
  display:grid;grid-template-columns:1.6fr 1fr;gap:40px;align-items:center;
}
.cat-hero h1{margin-bottom:14px;}
.cat-hero .line{font-size:17px;color:var(--text-2);max-width:620px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-mini{display:flex;flex-direction:column;gap:12px;}
.mini-card{
  background:rgba(255,255,255,.92);
  border:1px solid var(--border);
  border-radius:var(--r-md);
  padding:18px 20px;
  box-shadow:var(--shadow-s);
  display:flex;align-items:center;gap:14px;
}
.mini-card .ic{
  width:44px;height:44px;border-radius:14px;flex-shrink:0;
  background:var(--chip);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.mini-card b{display:block;font-size:16px;color:var(--text);}
.mini-card span{font-size:13px;color:var(--text-3);}

/* ============ 左文右图说明区 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.figure-frame{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow-h);
  border:1px solid var(--border);
}
.figure-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;}
.figure-frame .tag{
  position:absolute;left:18px;top:18px;
  background:rgba(255,255,255,.94);
  color:var(--brand);font-size:13px;font-weight:600;
  padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid rgba(14,140,126,.18);
}
.figure-frame .float-badge{
  position:absolute;right:18px;bottom:18px;
  background:#fff;border-radius:var(--r-md);
  padding:14px 18px;box-shadow:var(--shadow-h);
  display:flex;align-items:center;gap:12px;
  border:1px solid var(--border);
}
.figure-frame .float-badge i{color:var(--orange);font-size:16px;}
.figure-frame .float-badge b{font-size:22px;color:var(--brand);display:block;line-height:1.1;}
.figure-frame .float-badge span{font-size:12px;color:var(--text-3);}

/* ============ 要点卡组 ============ */
.point-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.point-card{
  padding:30px;
  border-radius:var(--r-lg);
  display:flex;flex-direction:column;gap:14px;
  position:relative;overflow:hidden;
}
.point-card .idx{
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand-soft);
}
.point-card h3{font-size:20px;}
.point-card p{color:var(--text-2);font-size:15.5px;margin:0;}
.point-card .dot-badge{
  display:inline-flex;align-items:center;gap:8px;
  align-self:flex-start;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--chip);border:1px solid rgba(14,140,126,.16);
  color:var(--brand);font-size:13px;font-weight:600;
}
.point-card .dot-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--orange);}
.point-card::after{
  content:"";position:absolute;right:-40px;top:-40px;
  width:130px;height:130px;border-radius:50%;
  background:var(--grad-soft);
}

/* ============ 竖向编号步骤卡 ============ */
.steps{display:flex;flex-direction:column;gap:18px;}
.step-card{
  display:grid;grid-template-columns:76px 1fr auto;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  padding:24px 28px;box-shadow:var(--shadow-s);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h);border-color:var(--brand-soft);}
.step-card .no{
  font-size:28px;font-weight:700;color:var(--brand);letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:19px;margin-bottom:6px;}
.step-card p{margin:0;color:var(--text-2);font-size:15.5px;}
.step-card .side{
  width:46px;height:46px;border-radius:50%;
  background:var(--chip);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:16px;
}

/* ============ 提示处理卡组 ============ */
.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.tip-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--shadow-s);
  transition:transform .25s ease,box-shadow .25s ease;
}
.tip-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h);}
.tip-card .ico{
  width:48px;height:48px;border-radius:16px;margin-bottom:16px;
  background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:18px;
  box-shadow:0 10px 22px rgba(14,140,126,.22);
}
.tip-card h3{font-size:18px;margin-bottom:10px;}
.tip-card p{color:var(--text-2);font-size:15px;margin:0;}

/* ============ 反馈区 ============ */
.feedback{
  background:var(--dark);
  border-radius:var(--r-lg);
  padding:56px 48px;
  position:relative;overflow:hidden;
  color:#fff;
}
.feedback::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);
}
.feedback h2{color:#fff;}
.feedback .lead{color:rgba(255,255,255,.72);}
.fb-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:36px;}
.fb-card{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);
  padding:26px 28px;
}
.fb-card .quote{font-size:30px;color:var(--brand-soft);line-height:1;margin-bottom:12px;}
.fb-card p{color:rgba(255,255,255,.86);font-size:15.5px;}
.fb-card .who{font-size:13px;color:rgba(255,255,255,.5);margin-top:14px;}
.fb-stats{display:flex;flex-wrap:wrap;gap:16px;margin-top:36px;}
.fb-stat{
  flex:1 1 180px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);
  padding:20px 24px;
}
.fb-stat b{font-size:32px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;line-height:1.1;display:block;}
.fb-stat span{font-size:13px;color:rgba(255,255,255,.6);}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:transparent;border:0;
  border-bottom:1px solid var(--border);
}
.accordion-item:first-child{border-top:1px solid var(--border);}
.accordion-button{
  background:transparent;box-shadow:none;border:0;
  padding:22px 24px;font-size:17px;font-weight:600;color:var(--text);
  border-radius:16px;transition:color .25s ease,background .25s ease;
}
.accordion-button:not(.collapsed){color:var(--brand);background:var(--chip);}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(14,140,126,.15);}
.accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:13px;color:var(--brand-soft);
  transition:transform .25s ease,color .25s ease;
  width:auto;height:auto;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--brand);}
.accordion-body{
  padding:0 24px 22px;color:var(--text-2);font-size:15.5px;line-height:1.85;
}

/* ============ 底部 CTA ============ */
.cta-card{
  background:var(--grad-soft),#fff;
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:52px 48px;
  display:grid;grid-template-columns:1.5fr 1fr;gap:32px;align-items:center;
  box-shadow:var(--shadow-s);
}
.cta-card h2{margin-bottom:12px;}
.cta-card p{color:var(--text-2);margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.72);
  margin-top:88px;
  position:relative;
}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad);}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding:64px 0 44px;
}
.footer-brand b{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-size:17px;font-weight:700;margin-bottom:14px;
}
.footer-brand b i{
  width:34px;height:34px;border-radius:12px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-style:normal;color:#fff;
}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{
  color:rgba(255,255,255,.66);font-size:14px;
  display:inline-block;transition:color .25s ease,transform .25s ease;
}
.footer-col a:hover{color:var(--brand-soft);transform:translateX(-2px);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 30px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.45);
}

/* ============ 底部固定转化条 ============ */
.float-bar{
  position:fixed;left:50%;bottom:24px;transform:translateX(-50%);
  z-index:1050;
  display:flex;align-items:center;gap:18px;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px);
  border:1px solid var(--border);
  border-radius:var(--r-pill);
  box-shadow:0 18px 44px rgba(14,140,126,.20);
  padding:12px 14px 12px 26px;
  max-width:calc(100% - 48px);
  transition:opacity .3s ease,transform .3s ease;
}
.float-bar.hide{opacity:0;transform:translateX(-50%) translateY(20px);pointer-events:none;}
.float-bar p{margin:0;font-size:14px;color:var(--text-2);white-space:nowrap;}
.float-bar .btn-pill{padding:12px 22px;font-size:14px;}
.float-bar .close-btn{
  width:34px;height:34px;border-radius:50%;border:1px solid var(--border);
  background:#fff;color:var(--text-3);cursor:pointer;font-size:12px;
  display:flex;align-items:center;justify-content:center;transition:all .25s ease;
}
.float-bar .close-btn:hover{background:var(--chip);color:var(--brand);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .cat-hero .inner{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991.98px){
  h1{font-size:36px;}
  h2{font-size:28px;}
  .section{padding:64px 0;}
  .dock-nav,.dock-actions .dock-cta,.dock-actions .icon-btn:not(.burger){display:none;}
  .burger{display:flex;}
  .dock{padding:10px 12px 10px 14px;}
  .dock-actions{margin-left:auto;}
  .cat-hero{margin:16px 16px 0;}
  .cat-hero .inner{grid-template-columns:1fr;padding:44px 20px;}
  .split{grid-template-columns:1fr;gap:34px;}
  .tips-grid{grid-template-columns:repeat(2,1fr);}
  .cta-card{grid-template-columns:1fr;padding:40px 32px;}
  .cta-actions{justify-content:flex-start;}
  .site-head{padding:16px 16px 0;}
  .mobile-panel{margin:10px 16px 0;}
  .feedback{padding:44px 30px;}
  .fb-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;padding:48px 0 32px;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  h1{font-size:30px;line-height:1.3;}
  h2{font-size:24px;}
  h3{font-size:19px;}
  .section{padding:52px 0;}
  .container{padding:0 18px;}
  .cat-hero{margin:12px 12px 0;min-height:auto;}
  .cat-hero .inner{padding:36px 18px;}
  .point-grid{grid-template-columns:1fr;}
  .tips-grid{grid-template-columns:1fr;}
  .step-card{grid-template-columns:1fr;gap:12px;padding:22px;}
  .step-card .side{display:none;}
  .figure-frame .float-badge{right:12px;bottom:12px;padding:10px 14px;}
  .float-bar{
    left:0;right:0;bottom:0;transform:none;
    border-radius:20px 20px 0 0;max-width:100%;
    padding:12px 14px;gap:12px;
  }
  .float-bar.hide{transform:translateY(20px);}
  .float-bar p{white-space:normal;font-size:13px;line-height:1.4;}
  .float-bar .btn-pill{flex-shrink:0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .feedback{padding:36px 22px;}
}
@media (max-width:479.98px){
  .container{padding:0 14px;}
  h1{font-size:26px;}
  h2{font-size:21px;}
  .point-card,.tip-card{padding:22px;}
  .hero-actions .btn-pill{width:100%;}
  .brand-text span{display:none;}
  .fb-stat b{font-size:26px;}
}

/* roulang page: article */
:root{
  --brand:#0E8C7E;
  --brand-light:#17B39F;
  --brand-soft:#6FD8C0;
  --accent:#F2994A;
  --accent-soft:#FFD9B0;
  --deep:#0F2A26;
  --ink:#12211F;
  --ink-2:#4A5A57;
  --ink-3:#8A9A96;
  --bg:#F7FAF9;
  --card:#FFFFFF;
  --line:#E3EBE8;
  --tint:#E8F7F4;
  --grad:linear-gradient(120deg,#0E8C7E 0%,#17B39F 55%,#6FD8C0 100%);
  --grad-soft:linear-gradient(120deg,#EFFAF7 0%,#F7FAF9 100%);
  --r-xl:28px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --pill:999px;
  --sh-1:0 8px 24px rgba(14,140,126,.08);
  --sh-2:0 16px 40px rgba(14,140,126,.16);
  --sh-cta:0 10px 24px rgba(14,140,126,.28);
  --sec-y:88px;
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .25s ease,background-color .25s ease,transform .25s ease;}
a:hover{color:var(--brand-light);}
button{font-family:inherit;}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.02em;color:var(--ink);margin:0;}
p{margin:0;}
ul,ol{margin:0;}
.container-x{width:100%;max-width:1080px;margin:0 auto;padding:0 24px;}
.container-wide{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
a:focus-visible,button:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px;}

/* ---------- Dock 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;padding:24px 24px 0;transition:padding .25s ease;}
.site-header.scrolled{padding-top:12px;}
.dock{
  max-width:1080px;margin:0 auto;
  display:flex;align-items:center;gap:20px;
  padding:10px 12px 10px 20px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:var(--pill);
  box-shadow:var(--sh-1);
  transition:background .25s ease,box-shadow .25s ease,border-radius .25s ease;
}
.site-header.scrolled .dock{background:rgba(255,255,255,.94);box-shadow:0 12px 30px rgba(14,140,126,.14);}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:17px;font-weight:700;
  box-shadow:0 6px 16px rgba(14,140,126,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:15px;font-weight:700;letter-spacing:-.02em;white-space:nowrap;}
.brand-text span{font-size:11px;color:var(--ink-3);letter-spacing:.04em;white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.dock-nav a{
  font-size:14px;color:var(--ink-2);padding:8px 14px;border-radius:var(--pill);
  transition:color .25s ease,background-color .25s ease;
}
.dock-nav a:hover{color:var(--brand);background:var(--tint);}
.dock-nav a.active{color:var(--brand);background:var(--tint);font-weight:700;}
.dock-actions{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;
  transition:color .25s ease,border-color .25s ease,background .25s ease,transform .25s ease;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand-soft);background:var(--tint);transform:translateY(-2px);}
.btn-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--pill);border:none;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  background:var(--grad);color:#fff;box-shadow:var(--sh-cta);
  transition:filter .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn-pill:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 14px 30px rgba(14,140,126,.32);}
.btn-pill:active{transform:translateY(1px);}
.btn-pill.sm{padding:11px 22px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--brand);color:var(--brand);
  font-size:15px;font-weight:700;
  transition:background .25s ease,transform .25s ease,color .25s ease;
}
.btn-ghost:hover{background:var(--tint);color:var(--brand);transform:translateY(-2px);}
.burger{display:none;}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:28px 0 0;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--brand-soft);}
.crumb .now{color:var(--ink-2);max-width:280px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* ---------- 文章头部 ---------- */
.article-head{padding:24px 0 0;}
.col-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--pill);
  background:var(--tint);border:1px solid rgba(14,140,126,.14);
  color:var(--brand);font-size:13px;font-weight:700;
}
.col-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);}
.article-title{
  margin-top:18px;
  font-size:40px;line-height:1.28;
  color:var(--ink);
  max-width:900px;
  overflow-wrap:break-word;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:20px;padding-bottom:22px;
  border-bottom:1px solid var(--line);
  font-size:14px;color:var(--ink-3);
}
.meta-row .m{display:inline-flex;align-items:center;gap:8px;}
.meta-row .m i{color:var(--brand-soft);}
.meta-row .author{color:var(--ink-2);font-weight:700;}

/* ---------- 封面 ---------- */
.cover-figure{margin:32px 0 0;}
.cover-figure img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:24px;box-shadow:var(--sh-1);
  background:var(--tint);
}

/* ---------- 正文 ---------- */
.article-main{padding:44px 0 0;}
.article-body{
  max-width:760px;margin:0 auto;
  font-size:17px;line-height:1.9;color:var(--ink-2);
  overflow-wrap:break-word;word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;padding-left:16px;
  font-size:26px;line-height:1.5;color:var(--ink);
  margin:2em 0 .8em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.42em;
  width:4px;height:20px;border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:20px;line-height:1.6;color:var(--ink);margin:1.7em 0 .6em;}
.article-body h4{font-size:17px;color:var(--ink);margin:1.4em 0 .5em;}
.article-body ul,.article-body ol{padding-left:1.5em;margin:0 0 1.2em;}
.article-body li{margin-bottom:.5em;}
.article-body ul li::marker{color:var(--brand);}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--brand-light);}
.article-body strong{color:var(--ink);font-weight:700;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  background:var(--tint);border-left:3px solid var(--brand);
  border-radius:12px;color:var(--ink-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:16px;box-shadow:var(--sh-1);margin:1.6em auto;}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;margin:1.6em 0;font-size:15px;
  border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:16px;overflow:hidden;
}
.article-body th{background:var(--tint);color:var(--ink);font-weight:700;text-align:left;padding:13px 16px;}
.article-body td{padding:13px 16px;border-top:1px solid var(--line);}
.article-body tbody tr:nth-child(even) td{background:#FBFDFC;}
.article-body pre{
  background:#F1F6F4;border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;overflow-x:auto;margin:1.6em 0;font-size:14px;line-height:1.7;
}
.article-body code{
  background:#F1F6F4;border-radius:6px;padding:2px 6px;
  font-size:.92em;color:#0B6D62;
}
.article-body pre code{background:none;padding:0;color:inherit;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0;}
.article-body iframe{max-width:100%;border-radius:16px;}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:760px;margin:0 auto;text-align:center;
  padding:56px 28px;border-radius:var(--r-xl);
  border:1px dashed var(--brand-soft);background:#fff;
  box-shadow:var(--sh-1);
}
.empty-state .ico{
  width:64px;height:64px;border-radius:50%;margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--tint);color:var(--brand);font-size:24px;
}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--ink-3);font-size:15px;margin-bottom:22px;}

/* ---------- 标签 ---------- */
.tag-row{
  max-width:760px;margin:48px auto 0;
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding-top:26px;border-top:1px solid var(--line);
}
.tag-row .lb{font-size:13px;color:var(--ink-3);margin-right:4px;}
.tag{
  display:inline-flex;align-items:center;
  padding:7px 16px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
  transition:color .25s ease,border-color .25s ease,background .25s ease,transform .25s ease;
}
.tag:hover{color:var(--brand);border-color:var(--brand-soft);background:var(--tint);transform:translateY(-2px);}

/* ---------- 相关推荐 ---------- */
.section{padding:var(--sec-y) 0 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}
.sec-head h2{font-size:30px;line-height:1.35;}
.sec-head .more{font-size:15px;font-weight:700;white-space:nowrap;}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.rel-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--tint);}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease;}
.rel-card:hover .thumb img{transform:scale(1.04);}
.rel-card .badge-cat{
  position:absolute;top:12px;left:12px;
  padding:5px 12px;border-radius:var(--pill);
  background:rgba(255,255,255,.92);color:var(--brand);
  font-size:12px;font-weight:700;
}
.rel-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-card h3{font-size:17px;line-height:1.55;transition:color .25s ease;}
.rel-card:hover h3{color:var(--brand);}
.rel-card p{font-size:14px;color:var(--ink-3);line-height:1.7;flex:1;}
.rel-card .foot{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-3);padding-top:4px;
}
.rel-card .foot .go{color:var(--brand);font-weight:700;}

/* ---------- 收尾 CTA 卡 ---------- */
.end-cta{
  margin-top:56px;padding:36px 32px;
  border-radius:var(--r-xl);
  background:var(--grad-soft);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.end-cta h2{font-size:24px;line-height:1.4;}
.end-cta p{margin-top:8px;font-size:15px;color:var(--ink-2);}
.end-cta .acts{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 底部转化大卡 ---------- */
.cta-banner{
  margin-top:var(--sec-y);
  border-radius:var(--r-xl);
  background:var(--grad);
  position:relative;overflow:hidden;
  padding:52px 44px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:0 20px 46px rgba(14,140,126,.24);
}
.cta-banner::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,153,74,.45) 0%,rgba(242,153,74,0) 68%);
}
.cta-banner h2{color:#fff;font-size:28px;line-height:1.4;position:relative;z-index:1;}
.cta-banner p{color:rgba(255,255,255,.88);font-size:15px;margin-top:8px;position:relative;z-index:1;}
.cta-banner .acts{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;}
.cta-banner .btn-white{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:var(--pill);
  background:#fff;color:var(--brand);font-weight:700;font-size:15px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.cta-banner .btn-white:hover{color:var(--brand);transform:translateY(-2px);box-shadow:0 12px 26px rgba(15,42,38,.22);}

/* ---------- 固定转化条 ---------- */
.sticky-bar{
  position:fixed;left:50%;bottom:22px;transform:translateX(-50%);
  z-index:1020;
  display:flex;align-items:center;gap:18px;
  padding:12px 12px 12px 26px;
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:var(--pill);
  box-shadow:0 14px 34px rgba(14,140,126,.18);
  transition:opacity .3s ease,transform .3s ease;
}
.sticky-bar .txt{font-size:14px;color:var(--ink-2);white-space:nowrap;}
.sticky-bar .txt b{color:var(--ink);}
.sticky-bar.is-hidden{opacity:0;transform:translate(-50%,18px);pointer-events:none;}
.sticky-bar .close{
  width:32px;height:32px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink-3);display:inline-flex;align-items:center;justify-content:center;
}
.sticky-bar .close:hover{color:var(--brand);border-color:var(--brand-soft);background:var(--tint);}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sec-y);
  background:var(--deep);
  color:rgba(255,255,255,.72);
  position:relative;
  padding:64px 0 0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand h2{color:#fff;font-size:20px;letter-spacing:-.02em;}
.foot-brand p{margin-top:14px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);}
.foot-brand .mark{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;
}
.foot-brand .mark i{
  width:36px;height:36px;border-radius:12px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:16px;font-weight:700;
}
.foot-brand .mark b{color:#fff;font-size:16px;}
.foot-col h3{color:#fff;font-size:15px;margin-bottom:18px;}
.foot-col ul{list-style:none;padding:0;margin:0;}
.foot-col li{margin-bottom:12px;}
.foot-col a{font-size:14px;color:rgba(255,255,255,.7);display:inline-block;}
.foot-col a:hover{color:var(--brand-soft);transform:translateX(2px);}
.foot-col .info{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);}
.foot-bottom{
  margin-top:52px;padding:22px 0;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.55);
}
.foot-bottom a{color:rgba(255,255,255,.55);}
.foot-bottom a:hover{color:var(--brand-soft);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .article-title{font-size:36px;}
  .foot-grid{grid-template-columns:1.5fr 1fr 1fr;gap:32px;}
  .foot-col.contact{grid-column:1 / -1;}
}
@media (max-width:991.98px){
  :root{--sec-y:64px;}
  .site-header{padding:16px 16px 0;}
  .dock{flex-wrap:wrap;border-radius:24px;padding:12px 16px;gap:12px;}
  .dock-nav{
    order:3;width:100%;margin-left:0;flex-direction:column;align-items:stretch;gap:0;
    max-height:0;overflow:hidden;transition:max-height .28s ease;
  }
  .dock.open .dock-nav{max-height:320px;padding-top:6px;}
  .dock-nav a{padding:13px 6px;border-bottom:1px solid var(--line);border-radius:0;font-size:15px;}
  .dock-nav a:last-child{border-bottom:none;}
  .dock-actions{margin-left:auto;}
  .burger{display:inline-flex;}
  .dock-cta{display:none;}
  .article-title{font-size:30px;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .cta-banner{padding:40px 28px;}
  .cta-banner h2{font-size:24px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .foot-brand{grid-column:1 / -1;}
}
@media (max-width:767.98px){
  :root{--sec-y:52px;}
  body{font-size:15px;}
  .container-x,.container-wide{padding:0 18px;}
  .article-title{font-size:26px;line-height:1.35;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:18px;}
  .crumb-bar{padding-top:20px;}
  .crumb .now{max-width:170px;}
  .rel-grid{grid-template-columns:1fr;}
  .sec-head h2{font-size:23px;}
  .end-cta{padding:28px 22px;flex-direction:column;align-items:flex-start;}
  .end-cta .acts{width:100%;}
  .end-cta .acts .btn-pill,.end-cta .acts .btn-ghost{flex:1;}
  .cta-banner{padding:32px 22px;border-radius:24px;}
  .cta-banner h2{font-size:21px;}
  .cta-banner .acts{width:100%;}
  .cta-banner .acts a{flex:1;justify-content:center;}
  .sticky-bar{
    left:0;right:0;bottom:0;transform:none;width:100%;border-radius:20px 20px 0 0;
    padding:12px 16px;justify-content:space-between;gap:12px;
  }
  .sticky-bar.is-hidden{transform:translateY(24px);}
  .sticky-bar .txt{font-size:13px;white-space:normal;}
  .sticky-bar .txt b{display:block;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479.98px){
  .article-title{font-size:23px;}
  .brand-text b{font-size:14px;}
  .brand-text span{font-size:10px;}
  .btn-pill{padding:13px 22px;font-size:14px;}
  .cta-banner h2{font-size:19px;}
}

/* roulang page: category2 */
:root{
  --brand:#0E8C7E;
  --brand-bright:#17B39F;
  --brand-light:#6FD8C0;
  --accent:#F2994A;
  --accent-light:#FFD9B0;
  --dark:#0F2A26;
  --ink:#12211F;
  --ink-2:#4A5A57;
  --ink-3:#8A9A96;
  --bg:#F7FAF9;
  --card:#FFFFFF;
  --line:#E3EBE8;
  --soft:#E8F7F4;
  --grad:linear-gradient(120deg,#0E8C7E 0%,#17B39F 52%,#6FD8C0 100%);
  --r-xl:28px;
  --r-md:20px;
  --r-sm:12px;
  --r-pill:999px;
  --sh:0 8px 24px rgba(14,140,126,.08);
  --sh-h:0 16px 40px rgba(14,140,126,.16);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--brand-bright);text-decoration:underline;text-underline-offset:3px;}
h1,h2,h3,h4{font-weight:700;letter-spacing:-0.02em;color:var(--ink);margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px;}
.container-x{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- Dock 导航 ---------- */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:1040;padding:0 16px;pointer-events:none;}
.dock{
  pointer-events:auto;
  max-width:1080px;
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:10px 12px 10px 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(227,235,232,.9);
  box-shadow:0 10px 30px rgba(15,42,38,.10);
  transition:background .25s ease,box-shadow .25s ease,padding .25s ease;
}
body.is-scrolled .dock{
  background:rgba(255,255,255,.94);
  box-shadow:0 14px 34px rgba(15,42,38,.16);
  padding:7px 10px 7px 16px;
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:42px;height:42px;flex:none;
  display:flex;align-items:center;justify-content:center;
  border-radius:14px;
  background:var(--grad);
  color:#fff;font-size:19px;font-weight:700;
  box-shadow:0 8px 18px rgba(14,140,126,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text b{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:-0.01em;}
.brand-text span{font-size:11px;color:var(--ink-3);letter-spacing:.06em;}
.dock-nav{display:flex;align-items:center;gap:4px;}
.dock-nav a{
  padding:9px 15px;border-radius:var(--r-pill);
  font-size:15px;color:var(--ink-2);font-weight:500;
  transition:background .25s ease,color .25s ease;
}
.dock-nav a:hover{background:var(--soft);color:var(--brand);text-decoration:none;}
.dock-nav a.active{background:var(--grad);color:#fff;box-shadow:0 6px 16px rgba(14,140,126,.24);}
.dock-actions{display:flex;align-items:center;gap:8px;}
.icon-btn{
  width:42px;height:42px;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid var(--line);background:#fff;
  color:var(--ink-2);font-size:15px;cursor:pointer;
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease;
}
.icon-btn:hover{background:var(--soft);color:var(--brand);border-color:var(--brand-light);}
.icon-btn:active{transform:translateY(1px);}
.btn-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border:none;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 10px 24px rgba(14,140,126,.28);
  cursor:pointer;transition:filter .25s ease,transform .25s ease,box-shadow .25s ease;
  text-decoration:none;line-height:1;
}
.btn-pill:hover{filter:brightness(1.06);transform:translateY(-2px);color:#fff;text-decoration:none;}
.btn-pill:active{transform:translateY(1px);}
.dock-cta{padding:11px 22px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--brand);color:var(--brand);
  font-size:15px;font-weight:600;cursor:pointer;line-height:1;
  transition:background .25s ease,transform .25s ease;
}
.btn-ghost:hover{background:var(--soft);color:var(--brand);text-decoration:none;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.burger{display:none;}
.dock-panel{
  pointer-events:auto;
  max-width:1080px;margin:10px auto 0;
  background:rgba(255,255,255,.97);
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:0 18px 44px rgba(15,42,38,.16);
  padding:10px;
  display:none;
}
.dock-panel a{
  display:block;padding:0 16px;line-height:48px;border-radius:14px;
  font-size:15px;color:var(--ink-2);font-weight:500;
}
.dock-panel a:hover{background:var(--soft);color:var(--brand);text-decoration:none;}
.dock-panel a.active{background:var(--soft);color:var(--brand);font-weight:700;}
.dock-panel.open{display:block;}

/* ---------- Hero ---------- */
main{padding-top:96px;}
.page-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#EAF7F4 0%,#F7FAF9 58%,#FDF3E9 100%);
  border-radius:0 0 36px 36px;
}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center right;
  opacity:.16;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(247,250,249,.92) 0%,rgba(247,250,249,.55) 55%,rgba(247,250,249,.2) 100%);
}
.page-hero .hero-inner{position:relative;z-index:2;min-height:300px;display:flex;align-items:center;padding:56px 0;}
.hero-copy{max-width:660px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  color:var(--brand);font-size:13px;font-weight:600;
  box-shadow:var(--sh);margin-bottom:16px;
}
.eyebrow i{color:var(--accent);}
.page-hero h1{font-size:44px;line-height:1.22;margin-bottom:14px;}
.page-hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}

/* ---------- 胶囊标签组 ---------- */
.tagbar{padding:36px 0 0;}
.tagbar-inner{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:18px;border-radius:24px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh);
}
.tag-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:var(--r-pill);
  background:var(--soft);border:1px solid rgba(14,140,126,.14);
  color:var(--brand);font-size:14px;font-weight:600;
  transition:background .25s ease,transform .25s ease;
}
.tag-pill:hover{background:#DCF2ED;text-decoration:none;transform:translateY(-2px);}
.tag-pill.dot::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);display:block;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px;}
.section-head h2{font-size:32px;line-height:1.3;}
.section-head p{color:var(--ink-2);font-size:16px;margin-top:10px;max-width:640px;}
.link-more{font-size:15px;font-weight:600;color:var(--brand);}
.link-more:hover{text-decoration:none;color:var(--brand-bright);}

/* ---------- 说明区 ---------- */
.intro-card{
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--sh);padding:44px;overflow:hidden;
}
.intro-card h2{font-size:30px;margin-bottom:16px;}
.intro-card p{color:var(--ink-2);font-size:16px;line-height:1.85;}
.intro-list{margin-top:24px;display:grid;gap:12px;}
.intro-list li{display:flex;gap:12px;align-items:flex-start;color:var(--ink-2);font-size:15.5px;}
.intro-list i{color:var(--brand);margin-top:5px;font-size:14px;}
.intro-media{position:relative;}
.intro-media img{border-radius:24px;box-shadow:var(--sh-h);width:100%;height:320px;object-fit:cover;}
.float-badge{
  position:absolute;left:-18px;bottom:22px;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:0 12px 30px rgba(15,42,38,.14);
  padding:14px 18px;display:flex;align-items:center;gap:12px;
}
.float-badge .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);flex:none;}
.float-badge b{font-size:22px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;}
.float-badge span{font-size:13px;color:var(--ink-3);display:block;line-height:1.3;}

/* ---------- 卡片瀑布 ---------- */
.waterfall{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start;}
.waterfall .wf-col{display:grid;gap:28px;}
.waterfall .wf-col.offset{margin-top:56px;}
.wf-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease;
}
.wf-card:hover{transform:translateY(-3px);box-shadow:var(--sh-h);}
.wf-cover{position:relative;}
.wf-cover img{width:100%;height:200px;object-fit:cover;}
.wf-tag{
  position:absolute;top:14px;left:14px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);color:var(--brand);
  font-size:12px;font-weight:700;letter-spacing:.02em;
  box-shadow:0 4px 12px rgba(15,42,38,.12);
}
.wf-body{padding:26px 28px 30px;}
.wf-body h3{font-size:20px;line-height:1.4;margin-bottom:10px;}
.wf-body > p{color:var(--ink-2);font-size:15px;line-height:1.8;}
.wf-points{margin-top:16px;display:grid;gap:8px;}
.wf-points li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);}
.wf-points i{color:var(--brand-light);font-size:12px;margin-top:6px;}
.wf-foot{margin-top:20px;padding-top:16px;border-top:1px dashed var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;}
.mini-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--soft);border:1px solid rgba(14,140,126,.16);
  color:var(--brand);font-size:12.5px;font-weight:600;
}
.mini-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);}
.wf-foot a{font-size:14px;font-weight:600;}

/* ---------- 要点条 ---------- */
.points{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.point-item{
  display:flex;gap:18px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 26px;box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease;
}
.point-item:hover{transform:translateY(-3px);box-shadow:var(--sh-h);}
.point-num{
  font-size:26px;font-weight:700;color:var(--brand-light);
  font-variant-numeric:tabular-nums;line-height:1;flex:none;padding-top:2px;
}
.point-item h3{font-size:17px;margin-bottom:6px;}
.point-item p{font-size:14.5px;color:var(--ink-2);line-height:1.75;}

/* ---------- 数据网格 ---------- */
.stats-band{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--sh);padding:12px;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat-cell{
  padding:26px 22px;text-align:center;
  border-right:1px solid var(--line);
}
.stat-cell:last-child{border-right:none;}
.stat-cell b{
  display:block;font-size:34px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.stat-cell b small{font-size:15px;font-weight:600;margin-left:4px;color:var(--ink-2);}
.stat-cell span{display:block;margin-top:8px;font-size:13.5px;color:var(--ink-3);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{border:none;background:transparent;border-bottom:1px solid var(--line);}
.accordion-item:first-child{border-top:1px solid var(--line);}
.accordion-button{
  background:transparent;box-shadow:none;border-radius:16px !important;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);
  transition:color .25s ease,background .25s ease;
}
.accordion-button:not(.collapsed){color:var(--brand);background:rgba(232,247,244,.5);}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:2px;}
.accordion-button::after{
  background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:13px;color:var(--brand-light);transform:none;transition:transform .25s ease;
  width:auto;height:auto;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--brand);}
.accordion-body{padding:0 24px 22px;color:var(--ink-2);font-size:15.5px;line-height:1.85;}

/* ---------- 底部 CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  background:linear-gradient(135deg,#EAF7F4 0%,#F5FBFA 50%,#FDF2E7 100%);
  border:1px solid rgba(14,140,126,.16);
  padding:56px 52px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-card::before{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,153,74,.20) 0%,rgba(242,153,74,0) 70%);
}
.cta-card h2{font-size:28px;margin-bottom:10px;position:relative;}
.cta-card p{color:var(--ink-2);font-size:16px;max-width:560px;position:relative;}
.cta-card .hero-actions{position:relative;margin-top:0;}

/* ---------- 底部固定转化条 ---------- */
.sticky-cta{
  position:fixed;left:50%;bottom:22px;transform:translateX(-50%);
  z-index:1030;display:flex;align-items:center;gap:18px;
  padding:10px 12px 10px 26px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid var(--line);box-shadow:0 16px 40px rgba(15,42,38,.16);
  max-width:calc(100% - 32px);
  transition:opacity .3s ease,transform .3s ease;
}
.sticky-cta p{font-size:14.5px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.sticky-cta .btn-pill{padding:11px 22px;font-size:14px;flex:none;}
.sticky-cta .close-btn{
  width:34px;height:34px;border-radius:50%;border:none;background:var(--soft);
  color:var(--ink-2);cursor:pointer;flex:none;font-size:14px;
  transition:background .25s ease,color .25s ease;
}
.sticky-cta .close-btn:hover{background:#DCF2ED;color:var(--brand);}
.sticky-cta.hide{opacity:0;transform:translate(-50%,20px);pointer-events:none;}

/* ---------- 页脚 ---------- */
footer{
  position:relative;margin-top:24px;
  background:var(--dark);color:rgba(255,255,255,.78);
}
footer::before{content:"";display:block;height:4px;background:var(--grad);}
.footer-inner{padding:64px 0 32px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand b{color:#fff;font-size:16px;font-weight:700;}
.footer-grid p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);}
.footer-grid h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-grid li{margin-bottom:11px;}
.footer-grid li a{
  color:rgba(255,255,255,.68);font-size:14.5px;display:inline-block;
  transition:color .25s ease,transform .25s ease;
}
.footer-grid li a:hover{color:var(--brand-light);transform:translateX(2px);text-decoration:none;}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .page-hero h1{font-size:38px;}
  .section{padding:72px 0;}
}
@media (max-width:991.98px){
  .dock-nav{display:none;}
  .burger{display:inline-flex;}
  .intro-card{grid-template-columns:1fr;gap:32px;padding:32px;}
  .intro-media img{height:260px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat-cell:nth-child(2){border-right:none;}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line);}
  .page-hero .hero-inner{min-height:280px;padding:44px 0;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  main{padding-top:88px;}
  .dock{padding:8px 10px 8px 12px;}
  .dock-cta{display:none;}
  .page-hero{border-radius:0 0 26px 26px;}
  .page-hero h1{font-size:30px;line-height:1.32;}
  .hero-sub{font-size:15.5px;}
  .page-hero .hero-inner{min-height:auto;padding:40px 0 46px;}
  .section{padding:52px 0;}
  .section-head h2{font-size:24px;}
  .waterfall{grid-template-columns:1fr;gap:20px;}
  .waterfall .wf-col{gap:20px;}
  .waterfall .wf-col.offset{margin-top:0;}
  .points{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-cell{border-right:none;border-bottom:1px solid var(--line);}
  .stat-cell:last-child{border-bottom:none;}
  .cta-card{padding:34px 24px;}
  .cta-card h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;}
  .sticky-cta{left:12px;right:12px;bottom:12px;transform:none;border-radius:20px;justify-content:space-between;padding:10px 12px 10px 18px;gap:10px;}
  .sticky-cta.hide{transform:translateY(20px);}
  .sticky-cta p{font-size:13.5px;}
  .intro-media img{height:210px;}
  .float-badge{left:12px;bottom:12px;}
}
@media (max-width:479.98px){
  .container-x{padding:0 16px;}
  .brand-text b{font-size:13.5px;}
  .brand-text span{font-size:10px;}
  .page-hero h1{font-size:26px;}
  .wf-body{padding:22px 20px 24px;}
  .point-item{padding:20px;}
  .accordion-button{font-size:15.5px;padding:18px 16px;}
  .accordion-body{padding:0 16px 18px;}
}

/* roulang page: category3 */
:root{
  --c-main:#0E8C7E;
  --c-main-light:#17B39F;
  --c-main-soft:#6FD8C0;
  --c-orange:#F2994A;
  --c-orange-soft:#FFD9B0;
  --c-deep:#0F2A26;
  --c-text:#12211F;
  --c-text-2:#4A5A57;
  --c-text-3:#8A9A96;
  --c-bg:#F7FAF9;
  --c-card:#FFFFFF;
  --c-border:#E3EBE8;
  --c-tint:#E8F7F4;
  --grad:linear-gradient(120deg,#0E8C7E 0%,#17B39F 55%,#6FD8C0 100%);
  --grad-bar:linear-gradient(90deg,#0E8C7E 0%,#17B39F 55%,#6FD8C0 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --r-input:12px;
  --r-pill:999px;
  --sh-card:0 8px 24px rgba(14,140,126,.08);
  --sh-hover:0 16px 40px rgba(14,140,126,.16);
  --sh-btn:0 10px 24px rgba(14,140,126,.28);
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
a{color:var(--c-main);text-decoration:none;text-underline-offset:3px;}
a:hover{color:var(--c-main-light);text-decoration:underline;}
img{max-width:100%;display:block;}
button{font-family:inherit;}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.02em;color:var(--c-text);margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-main);outline-offset:2px;border-radius:6px;}
.container-x{max-width:1200px;margin:0 auto;padding:0 24px;}
.narrow{max-width:1080px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.sec-head{margin-bottom:40px;}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-main);
  background:var(--c-tint);border:1px solid rgba(14,140,126,.16);
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:14px;
}
.sec-head .eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c-orange);}
.sec-head h2{font-size:32px;line-height:1.31;}
.sec-head p{margin-top:12px;color:var(--c-text-2);font-size:16px;max-width:720px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ Dock 导航 ============ */
.dock-wrap{position:fixed;top:0;left:0;right:0;padding:24px 24px 0;z-index:80;pointer-events:none;transition:padding .25s ease;}
.dock{
  pointer-events:auto;
  max-width:1080px;margin:0 auto;
  display:flex;align-items:center;gap:24px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(227,235,232,.9);
  border-radius:var(--r-pill);
  box-shadow:0 10px 30px rgba(14,140,126,.10);
  padding:12px 14px 12px 20px;
  transition:padding .25s ease, background .25s ease, box-shadow .25s ease;
}
.dock-wrap.compact{padding-top:12px;}
.dock-wrap.compact .dock{
  padding:8px 12px 8px 18px;
  background:rgba(255,255,255,.94);
  box-shadow:0 12px 32px rgba(14,140,126,.14);
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;
  box-shadow:0 6px 16px rgba(14,140,126,.30);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text b{font-size:15px;font-weight:700;color:var(--c-text);letter-spacing:-.01em;}
.brand-text span{font-size:11px;color:var(--c-text-3);letter-spacing:.02em;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.dock-nav a{
  font-size:14px;font-weight:500;color:var(--c-text-2);
  padding:8px 14px;border-radius:var(--r-pill);
  transition:color .25s ease, background .25s ease;
}
.dock-nav a:hover{color:var(--c-main);background:var(--c-tint);text-decoration:none;}
.dock-nav a.active{color:var(--c-main);background:var(--c-tint);font-weight:600;}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--c-border);background:#fff;color:var(--c-text-2);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .25s ease;
}
.icon-btn:hover{color:var(--c-main);border-color:rgba(14,140,126,.35);background:var(--c-tint);}
.btn-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:none;border-radius:var(--r-pill);
  padding:14px 28px;font-size:15px;font-weight:600;
  background:var(--grad);color:#fff;cursor:pointer;
  box-shadow:var(--sh-btn);
  transition:transform .25s ease, filter .25s ease, box-shadow .25s ease;
  text-decoration:none;
}
.btn-pill:hover{filter:brightness(1.06);transform:translateY(-2px);color:#fff;text-decoration:none;}
.btn-pill:active{transform:translateY(1px);}
.btn-pill.sm{padding:10px 20px;font-size:14px;box-shadow:0 8px 20px rgba(14,140,126,.24);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-main);color:var(--c-main);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .25s ease, transform .25s ease;
  text-decoration:none;
}
.btn-ghost:hover{background:var(--c-tint);color:var(--c-main);transform:translateY(-2px);text-decoration:none;}
.burger{display:none;}
.mobile-panel{
  display:none;
  pointer-events:auto;
  max-width:1080px;margin:10px auto 0;
  background:#fff;border:1px solid var(--c-border);
  border-radius:var(--r-xl);box-shadow:var(--sh-hover);
  padding:12px;overflow:hidden;
}
.mobile-panel.open{display:block;}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 16px;border-radius:14px;
  color:var(--c-text);font-size:15px;font-weight:500;
}
.mobile-panel a:hover{background:var(--c-tint);color:var(--c-main);text-decoration:none;}
.mobile-panel a.active{background:var(--c-tint);color:var(--c-main);font-weight:600;}
.mobile-panel a i{font-size:12px;color:var(--c-text-3);}

/* ============ 窄版 Hero ============ */
.page-hero{
  position:relative;
  margin-top:112px;
  padding:64px 0 56px;
  min-height:300px;
  display:flex;align-items:center;
  background:
    linear-gradient(120deg, rgba(14,140,126,.94) 0%, rgba(23,179,159,.88) 55%, rgba(111,216,192,.82) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background:radial-gradient(600px 260px at 82% 18%, rgba(242,153,74,.28), transparent 70%);
  pointer-events:none;
}
.page-hero .container-x{position:relative;z-index:2;}
.crumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.82);margin-bottom:16px;
}
.crumb a{color:rgba(255,255,255,.92);text-decoration:none;}
.crumb a:hover{color:#fff;text-decoration:underline;}
.crumb i{font-size:10px;}
.page-hero h1{
  font-size:44px;line-height:1.23;color:#fff;max-width:780px;
}
.page-hero .lead{
  margin-top:16px;max-width:660px;
  font-size:17px;line-height:1.8;color:rgba(255,255,255,.92);
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.32);
  color:#fff;font-size:13px;font-weight:500;
  padding:7px 14px;border-radius:var(--r-pill);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.hero-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-orange-soft);}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.page-hero .btn-pill{background:#fff;color:var(--c-main);box-shadow:0 12px 28px rgba(10,60,52,.22);}
.page-hero .btn-pill:hover{color:var(--c-main);filter:none;background:#F2FCFA;}
.page-hero .btn-ghost{background:transparent;border-color:rgba(255,255,255,.7);color:#fff;}
.page-hero .btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;}

/* ============ 数据网格 ============ */
.data-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.data-cell{
  background:var(--c-card);border:1px solid var(--c-border);
  border-radius:var(--r-xl);padding:30px 26px;
  box-shadow:var(--sh-card);
  transition:transform .25s ease, box-shadow .25s ease;
}
.data-cell:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.data-cell .figure{
  font-size:40px;font-weight:700;line-height:1.05;
  font-variant-numeric:tabular-nums;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:var(--c-main);
}
.data-cell .unit{font-size:15px;font-weight:600;color:var(--c-main);margin-left:4px;-webkit-text-fill-color:var(--c-main);}
.data-cell .label{margin-top:10px;font-size:15px;font-weight:600;color:var(--c-text);}
.data-cell .desc{margin-top:6px;font-size:13px;line-height:1.7;color:var(--c-text-3);}
.data-cell .bar{height:4px;width:44px;border-radius:var(--r-pill);background:var(--grad-bar);margin-bottom:18px;}

/* ============ 支持要点卡组（错位） ============ */
.cards-stagger{
  display:grid;grid-template-columns:repeat(12,1fr);gap:24px;
}
.s-card{
  background:var(--c-card);border:1px solid var(--c-border);
  border-radius:var(--r-xl);box-shadow:var(--sh-card);
  overflow:hidden;
  transition:transform .25s ease, box-shadow .25s ease;
}
.s-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.s-card .thumb{width:100%;aspect-ratio:16/9;object-fit:cover;}
.s-card .body{padding:28px 30px 30px;}
.s-card h3{font-size:22px;line-height:1.4;}
.s-card p{margin-top:12px;color:var(--c-text-2);font-size:15.5px;line-height:1.8;}
.s-card.wide{grid-column:span 7;}
.s-card.slim{grid-column:span 5;}
.s-card.offset{margin-top:28px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:600;color:var(--c-main);
  background:var(--c-tint);border:1px solid rgba(14,140,126,.16);
  padding:5px 12px;border-radius:var(--r-pill);
}
.tag.orange{color:#B4641F;background:#FFF2E4;border-color:rgba(242,153,74,.28);}
.check-list{margin-top:18px;display:grid;gap:12px;}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--c-text-2);line-height:1.7;}
.check-list i{color:var(--c-main);font-size:14px;margin-top:6px;}
.link-more{
  display:inline-flex;align-items:center;gap:8px;margin-top:20px;
  font-size:15px;font-weight:600;color:var(--c-main);
}
.link-more:hover{gap:12px;text-decoration:none;color:var(--c-main-light);transition:gap .25s ease;}
.mini-badge{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;
  background:var(--c-tint);border:1px solid rgba(14,140,126,.16);
  border-radius:var(--r-pill);padding:7px 14px;
  font-size:13px;font-weight:600;color:var(--c-main);
}
.mini-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c-orange);}
.icon-box{
  width:52px;height:52px;border-radius:16px;
  background:var(--c-tint);color:var(--c-main);
  display:flex;align-items:center;justify-content:center;font-size:20px;
  margin-bottom:18px;
}

/* ============ 对比说明 ============ */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-card{
  background:var(--c-card);border:1px solid var(--c-border);
  border-radius:var(--r-xl);padding:32px;box-shadow:var(--sh-card);
  transition:transform .25s ease, box-shadow .25s ease;
}
.compare-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.compare-card.highlight{
  border-color:rgba(14,140,126,.28);
  background:linear-gradient(180deg,#F0FBF8 0%,#FFFFFF 60%);
}
.compare-head{display:flex;align-items:center;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--c-border);}
.compare-head .dot{
  width:44px;height:44px;border-radius:14px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;font-size:18px;
  background:var(--c-tint);color:var(--c-main);
}
.compare-card.highlight .compare-head .dot{background:var(--grad);color:#fff;}
.compare-head h3{font-size:19px;}
.compare-head span{font-size:13px;color:var(--c-text-3);}
.compare-list{margin-top:20px;display:grid;gap:14px;}
.compare-list li{
  display:flex;justify-content:space-between;gap:16px;
  font-size:15px;color:var(--c-text-2);
  padding-bottom:14px;border-bottom:1px dashed var(--c-border);
}
.compare-list li:last-child{border-bottom:none;padding-bottom:0;}
.compare-list b{color:var(--c-text);font-weight:600;flex:0 0 auto;text-align:right;}
.compare-list b.ok{color:var(--c-main);}
.compare-list b.warn{color:var(--c-orange);}

/* ============ 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step-card{
  position:relative;
  background:var(--c-card);border:1px solid var(--c-border);
  border-radius:var(--r-xl);padding:30px 26px;
  box-shadow:var(--sh-card);
  transition:transform .25s ease, box-shadow .25s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.step-card .no{
  font-size:28px;font-weight:700;font-variant-numeric:tabular-nums;
  color:var(--c-main);line-height:1;
}
.step-card h3{margin-top:16px;font-size:18px;line-height:1.5;}
.step-card p{margin-top:10px;font-size:14.5px;color:var(--c-text-2);line-height:1.75;}
.step-card::after{
  content:"";position:absolute;left:36px;top:-10px;width:20px;height:20px;border-radius:50%;
  background:var(--c-orange-soft);border:3px solid #fff;display:none;
}

/* ============ 反馈卡 ============ */
.feedback-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.fb-card{
  background:var(--c-card);border:1px solid var(--c-border);
  border-radius:var(--r-xl);padding:30px;box-shadow:var(--sh-card);
  transition:transform .25s ease, box-shadow .25s ease;
}
.fb-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.fb-card .quote{font-size:26px;color:var(--c-main-soft);line-height:1;}
.fb-card p{margin-top:14px;font-size:15.5px;line-height:1.8;color:var(--c-text-2);}
.fb-meta{margin-top:20px;padding-top:16px;border-top:1px solid var(--c-border);display:flex;align-items:center;gap:10px;}
.fb-meta span{font-size:13px;color:var(--c-text-3);}
.fb-avatar{
  width:34px;height:34px;border-radius:50%;flex:0 0 auto;
  background:var(--c-tint);color:var(--c-main);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
}

/* ============ FAQ ============ */
.faq-list{background:var(--c-card);border:1px solid var(--c-border);border-radius:var(--r-xl);box-shadow:var(--sh-card);overflow:hidden;}
.faq-item + .faq-item{border-top:1px solid var(--c-border);}
.faq-q{
  width:100%;background:none;border:none;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:16.5px;font-weight:600;color:var(--c-text);
  cursor:pointer;transition:color .25s ease, background .25s ease;
}
.faq-q:hover{color:var(--c-main);background:#FBFDFC;}
.faq-q .chev{
  width:30px;height:30px;border-radius:50%;flex:0 0 auto;
  background:var(--c-tint);color:var(--c-main);
  display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:transform .25s ease;
}
.faq-item.open .faq-q{color:var(--c-main);}
.faq-item.open .chev{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 24px 22px;font-size:15.5px;line-height:1.85;color:var(--c-text-2);}

/* ============ CTA ============ */
.cta-card{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#EAF9F6 0%,#F6FCFB 55%,#FFF5EA 100%);
  border:1px solid rgba(14,140,126,.16);
  border-radius:var(--r-xl);
  padding:56px 48px;
  box-shadow:var(--sh-card);
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-card h2{font-size:30px;line-height:1.35;max-width:560px;}
.cta-card p{margin-top:12px;color:var(--c-text-2);font-size:16px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-card .blob{
  position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:var(--grad);opacity:.10;
}

/* ============ 页脚 ============ */
footer{background:var(--c-deep);color:#D7E5E2;margin-top:0;position:relative;}
footer .grad-line{height:4px;background:var(--grad-bar);}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding:72px 0 48px;
}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .mark{
  width:36px;height:36px;border-radius:11px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px;
}
.foot-brand b{color:#fff;font-size:16px;font-weight:700;letter-spacing:-.01em;}
footer h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:600;}
footer p{font-size:14px;line-height:1.85;color:rgba(215,229,226,.78);}
.foot-links{display:grid;gap:12px;}
.foot-links a{
  font-size:14px;color:rgba(215,229,226,.82);
  display:inline-flex;align-items:center;gap:6px;
  transition:color .25s ease, transform .25s ease;
  text-decoration:none;
}
.foot-links a:hover{color:var(--c-main-soft);transform:translateX(-2px);text-decoration:none;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:22px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(215,229,226,.62);
}
.foot-bottom .tech{display:flex;gap:18px;flex-wrap:wrap;}
.foot-bottom .tech span{display:inline-flex;align-items:center;gap:6px;}

/* ============ 固定转化条 ============ */
.sticky-bar{
  position:fixed;left:50%;bottom:18px;transform:translateX(-50%);
  z-index:70;
  display:flex;align-items:center;gap:16px;
  background:rgba(15,42,38,.95);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-pill);
  padding:10px 12px 10px 24px;
  box-shadow:0 18px 44px rgba(14,140,126,.30);
  transition:opacity .3s ease, transform .3s ease;
  max-width:calc(100% - 32px);
}
.sticky-bar.hide{opacity:0;transform:translate(-50%,16px);pointer-events:none;}
.sticky-bar .txt{font-size:14px;color:#E4F1EE;white-space:nowrap;}
.sticky-bar .txt b{color:#fff;font-weight:600;}
.sticky-close{
  width:34px;height:34px;border-radius:50%;flex:0 0 auto;
  background:rgba(255,255,255,.10);border:none;color:#E4F1EE;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .25s ease;
}
.sticky-close:hover{background:rgba(255,255,255,.20);}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease, transform .5s ease;}
.reveal.in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .data-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:991px){
  .dock-nav{display:none;}
  .burger{display:inline-flex;}
  .dock-cta{display:none;}
  .section{padding:64px 0;}
  .section-tight{padding:52px 0;}
  .sec-head h2{font-size:27px;}
  .page-hero{margin-top:100px;padding:52px 0 46px;}
  .page-hero h1{font-size:34px;}
  .s-card.wide,.s-card.slim{grid-column:span 12;}
  .s-card.offset{margin-top:0;}
  .compare-wrap{grid-template-columns:1fr;}
  .feedback-grid{grid-template-columns:1fr;}
  .cta-card{padding:40px 30px;}
  .cta-card h2{font-size:25px;}
}
@media (max-width:767px){
  .container-x{padding:0 18px;}
  .dock-wrap{padding:14px 14px 0;}
  .dock{padding:10px 10px 10px 14px;gap:12px;border-radius:24px;}
  .brand-text b{font-size:14px;}
  .brand-text span{display:none;}
  .section{padding:52px 0;}
  .section-tight{padding:44px 0;}
  .page-hero{margin-top:88px;}
  .page-hero h1{font-size:30px;line-height:1.3;}
  .page-hero .lead{font-size:15.5px;}
  .hero-cta .btn-pill,.hero-cta .btn-ghost{width:100%;}
  .data-grid{grid-template-columns:1fr;gap:16px;}
  .data-cell{padding:24px 22px;}
  .data-cell .figure{font-size:32px;}
  .cards-stagger{gap:18px;}
  .s-card .body{padding:24px 22px 26px;}
  .compare-card{padding:24px 22px;}
  .steps{grid-template-columns:1fr;}
  .fb-card{padding:24px 22px;}
  .faq-q{font-size:15.5px;padding:18px 18px;}
  .faq-a p{padding:0 18px 20px;}
  .cta-card{padding:32px 22px;border-radius:24px;}
  .foot-grid{grid-template-columns:1fr;gap:30px;padding:52px 0 36px;}
  .sticky-bar{
    left:0;right:0;bottom:0;transform:none;
    border-radius:20px 20px 0 0;
    padding:12px 14px;
    max-width:100%;
    justify-content:space-between;
  }
  .sticky-bar.hide{transform:translateY(16px);}
  .sticky-bar .txt{font-size:13px;white-space:normal;}
  .sticky-bar .txt b{display:block;}
}
@media (max-width:479px){
  .container-x{padding:0 14px;}
  .sec-head h2{font-size:23px;}
  .page-hero h1{font-size:26px;}
  .btn-pill{padding:12px 22px;font-size:14.5px;}
  .btn-ghost{padding:11px 20px;font-size:14.5px;}
  .sticky-bar .txt{display:none;}
}