/* roulang page: index */
:root{
  --brand-700:#0B6E56;
  --brand-500:#12B48A;
  --brand-300:#6FE0BF;
  --brand-50:#E8F8F2;
  --accent-500:#FF5C39;
  --accent-400:#C8F53C;
  --ink-900:#0C1F1A;
  --ink-600:#4E6159;
  --ink-300:#93A49C;
  --bg-page:#F6F8F5;
  --bg-card:#FFFFFF;
  --line:#E2EAE5;
  --grad:linear-gradient(120deg,#12B48A 0%,#2FD3A5 52%,#C8F53C 100%);
  --grad-soft:linear-gradient(120deg,#0B6E56 0%,#12B48A 100%);
  --shadow-lg:0 18px 40px -26px rgba(12,31,26,.38);
  --shadow-sm:0 6px 18px -12px rgba(12,31,26,.22);
  --r-xl:28px;
  --r-lg:26px;
  --r-md:20px;
  --r-sm:14px;
  --ease:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  text-align:left;
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{display:block;max-width:100%;height:auto;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
button{border:0;background:none;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 容器与通用 ---------- */
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
@media(min-width:768px){.container{padding:0 32px;}}
.section{padding:56px 0;}
@media(min-width:1024px){.section{padding:96px 0;}}
.sec-head{display:flex;flex-direction:column;gap:12px;margin-bottom:28px;}
@media(min-width:768px){.sec-head{margin-bottom:40px;}}
.sec-title{position:relative;padding-left:18px;font-size:clamp(22px,2.6vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.01em;}
.sec-title::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:6px;height:28px;border-radius:4px;background:var(--grad);}
.sec-sub{color:var(--ink-600);font-size:15px;line-height:1.8;max-width:760px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;padding:6px 14px;border-radius:999px;background:var(--brand-50);color:var(--brand-700);font-size:13px;font-weight:700;}
.link-plain{color:var(--brand-700);font-weight:700;border-bottom:1px solid transparent;}
.link-plain:hover{color:var(--brand-500);border-bottom-color:var(--brand-500);}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:14px 0 12px;}
.nav-card{
  display:flex;align-items:center;gap:16px;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:22px;
  padding:12px 16px;
  box-shadow:var(--shadow-sm);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;min-width:0;}
.brand-mark{width:40px;height:40px;border-radius:12px;background:var(--grad);display:flex;align-items:center;justify-content:center;flex:0 0 auto;box-shadow:var(--shadow-sm);}
.brand-mark svg{width:22px;height:22px;display:block;}
.brand-text{font-size:16px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.nav-links{display:none;align-items:center;gap:6px;margin-left:8px;flex:1 1 auto;min-width:0;}
.nav-item{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:14px;font-size:14px;font-weight:600;color:var(--ink-600);transition:background var(--ease),color var(--ease);position:relative;}
.nav-item .ic{width:26px;height:26px;border-radius:9px;background:var(--brand-50);display:flex;align-items:center;justify-content:center;color:var(--brand-700);flex:0 0 auto;transition:background var(--ease),color var(--ease);}
.nav-item .ic svg{width:15px;height:15px;display:block;}
.nav-item:hover{background:var(--brand-50);color:var(--brand-700);}
.nav-item:hover .ic{background:var(--grad);color:#fff;}
.nav-item.active{background:var(--brand-50);color:var(--brand-700);}
.nav-item.active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--brand-500);}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto;}
.nav-toggle{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:var(--brand-50);color:var(--brand-700);}
.nav-toggle svg{width:20px;height:20px;}
.nav-mobile{display:none;margin-top:10px;background:var(--bg-card);border:1px solid var(--line);border-radius:22px;padding:14px;box-shadow:var(--shadow-sm);}
.nav-mobile.open{display:block;animation:fadeDown var(--ease);}
@keyframes fadeDown{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:translateY(0);}}
.nav-mobile-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.nav-mobile-grid .nav-item{background:var(--brand-50);font-size:14px;}
.nav-mobile-grid .nav-item.active{background:var(--grad);color:#0C1F1A;}
.nav-mobile-grid .nav-item.active .ic{background:rgba(255,255,255,.85);color:var(--brand-700);}
@media(min-width:1024px){
  .nav-links{display:flex;}
  .nav-toggle{display:none;}
  .nav-mobile{display:none !important;}
}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:14px;font-size:15px;font-weight:700;line-height:1;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);white-space:nowrap;}
.btn-primary{background:var(--grad);background-size:108% 108%;color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);background-position:8% 50%;color:#fff;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:var(--bg-card);color:var(--ink-900);border:1px solid var(--line);}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--brand-300);color:var(--brand-700);box-shadow:var(--shadow-sm);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-lg{padding:15px 30px;font-size:16px;border-radius:999px;}
.btn-block{width:100%;}

/* ---------- Hero ---------- */
.hero{padding-top:8px;}
.hero-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--bg-card);border:1px solid var(--line);box-shadow:var(--shadow-lg);
  display:grid;grid-template-columns:1fr;gap:0;
}
.hero-body{padding:32px 24px 28px;}
@media(min-width:768px){.hero-body{padding:48px 40px 40px;}}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;background:var(--brand-50);color:var(--brand-700);font-size:13px;font-weight:700;margin-bottom:18px;}
.hero-badge .dot-live{width:7px;height:7px;border-radius:50%;background:var(--accent-500);}
.hero h1{font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:800;letter-spacing:-.01em;}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-lead{margin-top:16px;font-size:16px;line-height:1.9;color:var(--ink-600);max-width:620px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-figure{position:relative;min-height:220px;overflow:hidden;}
.hero-figure img{width:100%;height:100%;object-fit:cover;min-height:220px;transform:scale(1.02);transition:transform 400ms ease-out;}
.hero-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(140deg,rgba(12,31,26,.55) 0%,rgba(18,180,138,.42) 62%,rgba(200,245,60,.28) 100%);}
.hero-figure .hero-caption{position:absolute;left:20px;bottom:20px;z-index:2;color:#fff;font-size:13px;font-weight:600;background:rgba(12,31,26,.42);border:1px solid rgba(255,255,255,.28);padding:8px 14px;border-radius:999px;}
.hero-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:26px;}
@media(min-width:768px){.hero-stats{grid-template-columns:repeat(4,minmax(0,1fr));}}
.stat-badge{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-sm);padding:14px 16px;box-shadow:var(--shadow-sm);}
.stat-badge .stat-top{font-size:13px;color:var(--ink-300);font-weight:600;}
.stat-badge .stat-num{display:flex;align-items:baseline;gap:4px;margin-top:4px;font-size:26px;font-weight:800;line-height:1.1;color:var(--accent-500);}
.stat-badge .stat-num small{font-size:13px;font-weight:700;color:var(--ink-600);}
@media(min-width:1024px){
  .hero-card{grid-template-columns:1.08fr .92fr;}
  .hero-figure{min-height:100%;}
}

/* ---------- 痛点区（非对称） ---------- */
.pain-grid{display:grid;grid-template-columns:1fr;gap:28px;}
@media(min-width:1024px){.pain-grid{grid-template-columns:0.85fr 1.15fr;gap:56px;align-items:start;}}
.pain-list{display:grid;grid-template-columns:1fr;gap:16px;}
@media(min-width:640px){.pain-list{grid-template-columns:1fr 1fr;}}
.pain-item{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--shadow-sm);transition:transform var(--ease),border-color var(--ease);}
.pain-item:hover{transform:translateY(-2px);border-color:var(--brand-300);}
.pain-item:nth-child(2){margin-top:0;}
@media(min-width:640px){
  .pain-item:nth-child(even){transform:translateY(20px);}
  .pain-item:nth-child(even):hover{transform:translateY(18px);}
}
.pain-ic{width:38px;height:38px;border-radius:12px;background:var(--brand-50);color:var(--brand-700);display:flex;align-items:center;justify-content:center;margin-bottom:14px;}
.pain-ic svg{width:19px;height:19px;}
.pain-item h3{font-size:17px;line-height:1.45;font-weight:700;}
.pain-item p{margin-top:8px;font-size:14.5px;line-height:1.85;color:var(--ink-600);}

/* ---------- 解决方案（通栏大卡，图文交错） ---------- */
.solution-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-xl);padding:24px;box-shadow:var(--shadow-lg);}
@media(min-width:768px){.solution-card{padding:40px;}}
.sol-row{display:grid;grid-template-columns:1fr;gap:24px;align-items:center;padding:26px 0;border-top:1px dashed var(--line);}
.sol-row:first-child{border-top:0;padding-top:6px;}
.sol-row:last-child{padding-bottom:6px;}
@media(min-width:900px){.sol-row{grid-template-columns:0.9fr 1.1fr;gap:44px;}
  .sol-row.reverse .sol-media{order:2;}
  .sol-row.reverse .sol-text{order:1;}
}
.sol-media{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);}
.sol-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 400ms ease-out;}
.sol-media:hover img{transform:scale(1.03);}
.sol-num{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;box-shadow:var(--shadow-sm);}
.sol-text h3{margin-top:14px;font-size:clamp(19px,2vw,23px);line-height:1.45;font-weight:700;}
.sol-text p{margin-top:10px;color:var(--ink-600);font-size:15px;line-height:1.9;}
.sol-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag-pill{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;background:var(--brand-50);color:var(--brand-700);font-size:12.5px;font-weight:700;}

/* ---------- 数据区（深色） ---------- */
.dark-panel{position:relative;overflow:hidden;border-radius:var(--r-xl);background:var(--ink-900);color:#fff;padding:32px 24px 36px;border:1px solid rgba(255,255,255,.08);}
@media(min-width:768px){.dark-panel{padding:46px 44px 50px;}}
.dark-panel::before{content:"";position:absolute;right:-80px;top:-120px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(18,180,138,.35),transparent 68%);}
.dark-panel::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--grad);opacity:.6;}
.dark-head{position:relative;z-index:2;max-width:680px;}
.dark-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;}
.dark-head p{margin-top:12px;color:rgba(255,255,255,.68);font-size:15px;line-height:1.9;}
.dark-stats{position:relative;z-index:2;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:28px;}
@media(min-width:1024px){.dark-stats{grid-template-columns:repeat(4,minmax(0,1fr));}}
.dark-stat{border:1px solid rgba(255,255,255,.16);border-radius:var(--r-sm);padding:18px;background:rgba(255,255,255,.03);}
.dark-stat .lab{font-size:13px;color:rgba(255,255,255,.62);font-weight:600;}
.dark-stat .val{display:flex;align-items:baseline;gap:4px;margin-top:8px;font-size:28px;font-weight:800;line-height:1.1;color:var(--accent-400);font-variant-numeric:tabular-nums;}
.dark-stat .val small{font-size:13px;font-weight:700;color:rgba(255,255,255,.72);}
.dark-progress{position:relative;z-index:2;margin-top:32px;}
.dark-progress .bar{height:8px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden;}
.dark-progress .bar span{display:block;height:100%;width:78%;border-radius:999px;background:var(--grad);}
.dark-progress .note{margin-top:10px;font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- 证言 ---------- */
.voice-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media(min-width:900px){.voice-grid{grid-template-columns:1fr 1fr;gap:24px;align-items:start;}}
.voice-card{position:relative;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);padding:26px 24px 24px;box-shadow:var(--shadow-sm);transition:transform var(--ease),border-color var(--ease);}
.voice-card:hover{transform:translateY(-2px);border-color:var(--brand-300);}
.voice-card .quote{position:absolute;top:8px;right:22px;font-size:64px;line-height:1;color:var(--brand-50);font-weight:800;pointer-events:none;}
.voice-card p{margin-top:16px;font-size:15px;line-height:1.9;color:var(--ink-600);}
.voice-who{display:flex;align-items:center;gap:12px;}
.voice-avatar{width:48px;height:48px;border-radius:50%;overflow:hidden;flex:0 0 auto;border:2px solid var(--brand-50);}
.voice-avatar img{width:100%;height:100%;object-fit:cover;}
.voice-name{font-size:15px;font-weight:700;}
.voice-role{font-size:13px;color:var(--ink-300);}

/* ---------- 资讯（CMS 循环区） ---------- */
.news-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:28px;}
.news-grid{display:grid;grid-template-columns:1fr;gap:16px;}
@media(min-width:640px){.news-grid{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.news-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}}
.news-card{display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);}
.news-card:hover{transform:translateY(-2px);border-color:var(--brand-300);box-shadow:var(--shadow-lg);}
.news-cover{overflow:hidden;background:var(--brand-50);}
.news-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 400ms ease-out;}
.news-card:hover .news-cover img{transform:scale(1.03);}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.news-cat{align-self:flex-start;padding:4px 11px;border-radius:999px;background:var(--brand-50);color:var(--brand-700);font-size:12.5px;font-weight:700;}
.news-title{margin-top:12px;font-size:18px;line-height:1.45;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--ease);}
.news-card:hover .news-title{color:var(--brand-700);}
.news-desc{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;padding-top:16px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-300);white-space:nowrap;overflow:hidden;}
.news-meta .dot{color:var(--line);}
.news-more{margin-left:auto;color:var(--brand-700);font-weight:700;}
.empty-state{display:flex;align-items:center;gap:18px;background:var(--brand-50);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 24px;max-width:100%;}
.empty-ic{width:52px;height:52px;border-radius:var(--r-sm);background:#fff;color:var(--brand-700);display:flex;align-items:center;justify-content:center;flex:0 0 auto;}
.empty-ic svg{width:24px;height:24px;}
.empty-state h3{font-size:16px;font-weight:700;}
.empty-state p{margin-top:4px;font-size:14px;color:var(--ink-600);}
.empty-state .btn{margin-top:12px;}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr;gap:28px;}
@media(min-width:1024px){.faq-grid{grid-template-columns:0.8fr 1.2fr;gap:56px;align-items:start;}}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);}
.faq-item.open{border-color:var(--brand-300);box-shadow:var(--shadow-sm);}
.faq-q{width:100%;display:flex;align-items:flex-start;gap:12px;padding:18px 20px;text-align:left;}
.faq-dot{width:8px;height:8px;border-radius:50%;background:var(--brand-500);flex:0 0 auto;margin-top:9px;}
.faq-text{flex:1 1 auto;font-size:16px;font-weight:700;line-height:1.6;}
.faq-icon{flex:0 0 auto;width:26px;height:26px;border-radius:9px;background:var(--brand-50);color:var(--brand-700);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;line-height:1;transition:transform var(--ease),background var(--ease),color var(--ease);}
.faq-item.open .faq-icon{background:var(--grad);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms ease-out;}
.faq-a-inner{padding:0 20px 20px 40px;background:var(--brand-50);font-size:15px;line-height:1.9;color:var(--ink-600);}
.faq-a-inner p{padding-top:14px;}

/* ---------- CTA 与表单 ---------- */
.convert-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:1024px){.convert-grid{grid-template-columns:1.05fr .95fr;gap:24px;align-items:stretch;}}
.cta-panel{position:relative;overflow:hidden;border-radius:var(--r-xl);padding:32px 26px;background:var(--grad);color:#0C1F1A;display:flex;flex-direction:column;justify-content:center;min-height:260px;}
@media(min-width:768px){.cta-panel{padding:44px 40px;}}
.cta-panel h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:800;}
.cta-panel p{margin-top:12px;font-size:15px;line-height:1.9;color:rgba(12,31,26,.78);max-width:520px;}
.cta-panel .cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.cta-panel .btn-ghost{background:rgba(255,255,255,.92);border-color:rgba(12,31,26,.12);color:var(--ink-900);}
.cta-panel .btn-ghost:hover{color:var(--brand-700);}
.cta-panel .btn-primary{background:var(--ink-900);background-size:100%;color:#fff;}
.form-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-xl);padding:26px 24px;box-shadow:var(--shadow-lg);}
@media(min-width:768px){.form-card{padding:32px;}}
.form-card h3{font-size:20px;font-weight:700;}
.form-card .form-note{margin-top:6px;font-size:13.5px;color:var(--ink-600);}
.field{margin-top:16px;}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px;}
.field label .req{color:var(--accent-500);}
.input,.select,.textarea{width:100%;height:48px;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;padding:0 14px;font-size:15px;transition:border-color var(--ease),box-shadow var(--ease);}
.textarea{height:auto;min-height:110px;padding:12px 14px;line-height:1.8;resize:vertical;}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(18,180,138,.12);}
.privacy{margin-top:14px;font-size:13px;color:var(--ink-300);line-height:1.7;}
.form-msg{margin-top:12px;font-size:13.5px;font-weight:700;color:var(--brand-700);display:none;}
.form-msg.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{padding:24px 0 28px;}
.footer-card{background:var(--ink-900);color:#fff;border-radius:var(--r-xl);padding:34px 24px 24px;}
@media(min-width:768px){.footer-card{padding:46px 44px 28px;}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:28px;}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;}}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:11px;}
.footer-brand span{font-size:16px;font-weight:800;}
.footer-card .about{margin-top:14px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:var(--brand-300);}
.footer-col li span{font-size:14px;color:rgba(255,255,255,.66);}
.footer-bottom{margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);}

/* ---------- 移动端固定条 ---------- */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:70;display:flex;align-items:center;gap:12px;justify-content:space-between;height:56px;padding:0 16px;background:rgba(255,255,255,.96);border-top:1px solid var(--line);box-shadow:0 -6px 18px -12px rgba(12,31,26,.22);}
.mobile-bar span{font-size:13.5px;color:var(--ink-600);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
@media(min-width:768px){.mobile-bar{display:none;}}
@media(max-width:767px){body{padding-bottom:64px;}}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category1 */
:root{
    --brand-700:#0B6E56;
    --brand-500:#12B48A;
    --brand-300:#6FE0BF;
    --brand-50:#E8F8F2;
    --accent-500:#FF5C39;
    --accent-400:#C8F53C;
    --ink-900:#0C1F1A;
    --ink-600:#4E6159;
    --ink-300:#93A49C;
    --bg-page:#F6F8F5;
    --bg-card:#FFFFFF;
    --line:#E2EAE5;
    --grad:linear-gradient(120deg,#12B48A 0%,#2FD3A5 52%,#C8F53C 100%);
    --shadow-lg:0 18px 40px -26px rgba(12,31,26,.38);
    --shadow-sm:0 6px 18px -12px rgba(12,31,26,.22);
    --r-lg:26px;
    --r-md:20px;
    --r-sm:14px;
    --container:1240px;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    background:var(--bg-page);
    color:var(--ink-900);
    font-size:16px;
    line-height:1.85;
    text-align:left;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none;transition:color .2s ease-out}
  a:hover{color:var(--brand-700)}
  button,input,select,textarea{font:inherit;color:inherit}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p{margin:0}
  :focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
  ::selection{background:rgba(18,180,138,.22)}

  ::-webkit-scrollbar{width:10px;height:10px}
  ::-webkit-scrollbar-track{background:#EDF2EE}
  ::-webkit-scrollbar-thumb{background:#BFD6CB;border-radius:999px;border:2px solid #EDF2EE}
  ::-webkit-scrollbar-thumb:hover{background:var(--brand-300)}

  .container{max-width:var(--container);margin:0 auto;padding:0 20px}
  @media (min-width:768px){.container{padding:0 32px}}

  /* ============ 顶部卡片化导航 ============ */
  .site-header{position:sticky;top:0;z-index:60;padding:12px 0 0;background:linear-gradient(180deg,rgba(246,248,245,.96) 60%,rgba(246,248,245,0))}
  .nav-panel{
    background:var(--bg-card);
    border:1px solid var(--line);
    border-radius:22px;
    box-shadow:var(--shadow-sm);
    padding:10px 14px;
    display:flex;
    align-items:center;
    gap:14px;
  }
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
  .brand-mark{
    width:40px;height:40px;border-radius:var(--r-sm);
    background:var(--grad);
    display:grid;place-items:center;flex-shrink:0;
  }
  .brand-mark svg{width:22px;height:22px}
  .brand-text{font-weight:800;font-size:16px;letter-spacing:-.01em;white-space:nowrap}
  .nav-links{display:flex;align-items:center;gap:6px;flex:1;justify-content:center;flex-wrap:nowrap}
  .nav-item{
    position:relative;
    display:flex;align-items:center;gap:8px;
    padding:7px 11px;border-radius:var(--r-sm);
    font-size:14.5px;font-weight:600;color:var(--ink-600);
    transition:background-color .2s ease-out,color .2s ease-out;
  }
  .nav-item .ic{
    width:28px;height:28px;border-radius:10px;
    background:var(--brand-50);color:var(--brand-700);
    display:grid;place-items:center;flex-shrink:0;
    transition:background .2s ease-out,color .2s ease-out;
  }
  .nav-item .ic svg{width:16px;height:16px}
  .nav-item:hover{background:var(--brand-50);color:var(--brand-700)}
  .nav-item:hover .ic{background:var(--grad);color:#fff}
  .nav-item.active{background:var(--brand-50);color:var(--brand-700)}
  .nav-item.active .ic{background:var(--grad);color:#fff}
  .nav-item.active::after{
    content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;border-radius:2px;background:var(--grad);
  }
  .nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
  .nav-contact{font-size:14px;font-weight:600;color:var(--ink-600);white-space:nowrap}
  .nav-contact:hover{color:var(--brand-700)}
  .nav-toggle{
    display:none;width:42px;height:42px;border-radius:var(--r-sm);
    border:1px solid var(--line);background:var(--brand-50);color:var(--brand-700);
    align-items:center;justify-content:center;cursor:pointer;
  }
  .nav-toggle svg{width:20px;height:20px}

  .mobile-menu{
    display:none;margin-top:10px;background:var(--bg-card);
    border:1px solid var(--line);border-radius:22px;
    box-shadow:var(--shadow-sm);padding:14px;
  }
  .mobile-menu.open{display:block;animation:menuIn .2s ease-out}
  @keyframes menuIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
  .mobile-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .mobile-link{
    display:flex;align-items:center;gap:8px;
    padding:11px 12px;border-radius:var(--r-sm);
    background:var(--brand-50);color:var(--brand-700);
    font-size:14px;font-weight:600;
  }
  .mobile-link .ic{width:26px;height:26px;border-radius:9px;background:#fff;display:grid;place-items:center;color:var(--brand-700)}
  .mobile-link .ic svg{width:15px;height:15px}
  .mobile-link.active{background:var(--grad);color:#fff}
  .mobile-link.active .ic{color:var(--brand-700)}
  .mobile-cta{margin-top:12px;display:flex;gap:10px}
  .mobile-cta .btn{flex:1}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 22px;border:1px solid transparent;border-radius:999px;
    font-size:15px;font-weight:700;cursor:pointer;line-height:1.2;
    background-size:170% 100%;background-position:0 0;
    transition:transform .2s ease-out,box-shadow .2s ease-out,background-position .2s ease-out,border-color .2s ease-out,color .2s ease-out;
  }
  .btn-primary{background-image:var(--grad);color:#fff;box-shadow:var(--shadow-sm)}
  .btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg);background-position:10% 0}
  .btn-primary:active{transform:translateY(1px)}
  .btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-900)}
  .btn-ghost:hover{border-color:var(--brand-300);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
  .btn-ghost:active{transform:translateY(1px)}
  .btn-sm{padding:10px 18px;font-size:14px}
  .btn-block{width:100%}

  /* ============ 通用区块 ============ */
  .section{margin-top:56px}
  @media (min-width:768px){.section{margin-top:88px}}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:24px}
  .h1{font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:800;letter-spacing:-.01em}
  .h2{
    display:flex;align-items:center;gap:12px;
    font-size:clamp(22px,2.6vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.01em;
  }
  .h2::before{content:"";width:6px;height:28px;border-radius:3px;background:var(--grad);flex-shrink:0}
  .h3{font-size:19px;line-height:1.45;font-weight:700}
  .section-sub{font-size:15px;color:var(--ink-600);max-width:660px;margin-top:10px;line-height:1.85}
  .text-link{font-size:14.5px;font-weight:700;color:var(--brand-700);position:relative}
  .text-link::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:1.5px;background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out}
  .text-link:hover::after{transform:scaleX(1)}

  .crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-300);margin-bottom:16px}
  .crumbs .sep{color:var(--ink-300)}
  .crumbs .cur{color:var(--brand-700);font-weight:600}

  .card{
    background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);
    padding:22px;box-shadow:var(--shadow-sm);
    transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
  }
  .card:hover{transform:translateY(-2px);border-color:var(--brand-300);box-shadow:var(--shadow-lg)}

  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 12px;border-radius:999px;
    background:var(--brand-50);color:var(--brand-700);
    font-size:12.5px;font-weight:700;
  }
  .badge-accent{background:rgba(255,92,57,.12);color:var(--accent-500)}

  /* ============ Hero ============ */
  .hero-card{
    margin-top:20px;
    background:var(--bg-card);
    border:1px solid var(--line);
    border-radius:28px;
    box-shadow:var(--shadow-lg);
    padding:26px;
    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:32px;
    align-items:center;
    overflow:hidden;
  }
  @media (max-width:900px){
    .hero-card{grid-template-columns:1fr;padding:22px;gap:24px}
  }
  .hero-lead{font-size:17px;color:var(--ink-600);margin-top:14px;max-width:520px;line-height:1.85}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
  .hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
  .chip{
    display:inline-flex;align-items:center;gap:8px;
    padding:8px 14px;border-radius:999px;
    background:var(--brand-50);color:var(--brand-700);
    font-size:13.5px;font-weight:600;
  }
  .chip b{color:var(--accent-500);font-variant-numeric:tabular-nums;font-size:15px}
  .hero-visual{position:relative;border-radius:24px;overflow:hidden;min-height:300px}
  .hero-visual img{width:100%;height:100%;min-height:300px;object-fit:cover}
  .hero-visual::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(140deg,rgba(12,31,26,.5),rgba(18,180,138,.32));
  }
  .hero-visual .tag{
    position:absolute;left:18px;bottom:18px;z-index:2;
    display:inline-flex;align-items:center;gap:8px;
    padding:8px 14px;border-radius:999px;
    background:rgba(255,255,255,.92);color:var(--ink-900);
    font-size:13px;font-weight:700;
  }
  @media (max-width:900px){
    .hero-visual{min-height:220px}
    .hero-visual img{min-height:220px}
  }

  /* ============ 时间轴 ============ */
  .timeline{position:relative;padding-left:46px}
  .timeline::before{
    content:"";position:absolute;left:14px;top:12px;bottom:12px;width:3px;border-radius:3px;
    background:var(--grad);opacity:.9;
  }
  .tl-item{position:relative;margin-bottom:18px}
  .tl-item:last-child{margin-bottom:0}
  .tl-num{
    position:absolute;left:-46px;top:20px;
    width:30px;height:30px;border-radius:10px;
    background:var(--grad);color:#fff;
    display:grid;place-items:center;
    font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
    box-shadow:var(--shadow-sm);
  }
  .tl-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow-sm);transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out}
  .tl-card:hover{transform:translateY(-2px);border-color:var(--brand-300);box-shadow:var(--shadow-lg)}
  .tl-card p{font-size:14.5px;color:var(--ink-600);margin-top:8px}
  ul.tick{margin-top:14px;display:grid;gap:8px}
  ul.tick li{position:relative;padding-left:16px;font-size:14.5px;color:var(--ink-600)}
  ul.tick li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:2px;background:var(--brand-500)}
  @media (max-width:640px){
    .timeline{padding-left:36px}
    .tl-num{left:-36px;width:26px;height:26px;font-size:12px}
    .timeline::before{left:11px}
  }

  /* ============ 关注要点（非对称） ============ */
  .focus-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:start}
  @media (max-width:900px){.focus-grid{grid-template-columns:1fr}}
  .media{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);background:#fff}
  .media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .24s ease-out}
  .media:hover img{transform:scale(1.03)}
  .focus-main{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--shadow-sm)}
  .focus-main h3{font-size:20px;margin-top:18px}
  .focus-main p{font-size:14.5px;color:var(--ink-600);margin-top:8px}
  .focus-cols{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  @media (max-width:640px){.focus-cols{grid-template-columns:1fr}}
  .focus-col{display:grid;gap:16px}
  .focus-col.offset{padding-top:24px}
  @media (max-width:640px){.focus-col.offset{padding-top:0}}
  .mini-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);padding:18px;transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out}
  .mini-card:hover{transform:translateY(-2px);border-color:var(--brand-300);box-shadow:var(--shadow-lg)}
  .ic-block{width:38px;height:38px;border-radius:var(--r-sm);background:var(--brand-50);color:var(--brand-700);display:grid;place-items:center}
  .ic-block svg{width:19px;height:19px}
  .mini-card h3{font-size:16.5px;font-weight:700;margin-top:12px}
  .mini-card p{font-size:14px;color:var(--ink-600);margin-top:6px;line-height:1.8}

  /* ============ 深色数据面板 ============ */
  .stat-panel{
    position:relative;overflow:hidden;
    background:var(--ink-900);
    border:1px solid rgba(255,255,255,.12);
    border-radius:28px;
    padding:32px;color:#fff;
  }
  .stat-panel .arc{position:absolute;right:-40px;top:-60px;width:420px;height:420px;opacity:.16;pointer-events:none}
  .stat-panel h2{color:#fff}
  .stat-panel h2::before{background:linear-gradient(120deg,#C8F53C,#12B48A)}
  .stat-panel .section-sub{color:rgba(255,255,255,.72)}
  .stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px;position:relative;z-index:1}
  @media (max-width:767px){.stat-grid{grid-template-columns:1fr}}
  .stat{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-md);padding:18px}
  .stat .num{font-size:28px;font-weight:800;color:var(--accent-400);font-variant-numeric:tabular-nums;line-height:1.2}
  .stat .num small{font-size:14px;font-weight:700;margin-left:4px;color:rgba(255,255,255,.8)}
  .stat .lbl{font-size:14px;color:rgba(255,255,255,.78);margin-top:6px}
  .bar{height:6px;border-radius:999px;background:rgba(255,255,255,.16);overflow:hidden;margin-top:26px;position:relative;z-index:1}
  .bar > i{display:block;height:100%;width:74%;border-radius:999px;background:linear-gradient(90deg,#12B48A,#C8F53C)}
  .bar-note{font-size:13px;color:rgba(255,255,255,.62);margin-top:10px;position:relative;z-index:1}

  /* ============ FAQ ============ */
  .faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:32px;align-items:start}
  @media (max-width:900px){.faq-wrap{grid-template-columns:1fr;gap:20px}}
  .faq-list{display:grid;gap:14px}
  .faq-item{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out}
  .faq-item.open{border-color:var(--brand-300);box-shadow:var(--shadow-sm)}
  .faq-q{
    display:flex;align-items:center;gap:12px;width:100%;
    background:none;border:0;text-align:left;padding:18px 20px;
    font-size:16.5px;font-weight:700;color:var(--ink-900);cursor:pointer;
  }
  .faq-q::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand-500);flex-shrink:0}
  .faq-sign{margin-left:auto;font-size:20px;line-height:1;color:var(--brand-700);transition:transform .2s ease-out}
  .faq-item.open .faq-sign{transform:rotate(45deg)}
  .faq-a{display:none;padding:0 20px 20px 40px;font-size:15px;line-height:1.85;color:var(--ink-600);background:var(--brand-50)}
  .faq-item.open .faq-a{display:block}

  /* ============ 转化区 ============ */
  .cta-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:stretch}
  @media (max-width:900px){.cta-grid{grid-template-columns:1fr}}
  .cta-banner{
    position:relative;overflow:hidden;
    background-image:var(--grad);
    border-radius:var(--r-lg);
    padding:32px;color:#fff;
    display:flex;flex-direction:column;justify-content:center;gap:14px;
  }
  .cta-banner h2{color:#fff}
  .cta-banner h2::before{background:rgba(255,255,255,.85)}
  .cta-banner p{font-size:15px;color:rgba(255,255,255,.92);max-width:460px}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
  .cta-banner .btn-ghost:hover{color:var(--brand-700)}

  .form-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--shadow-sm)}
  .field{display:grid;gap:6px;margin-bottom:14px}
  .field label{font-size:13.5px;font-weight:600;color:var(--ink-600)}
  .req{color:var(--accent-500)}
  .input,.select,.textarea{
    width:100%;height:48px;border:1px solid var(--line);border-radius:var(--r-sm);
    padding:0 14px;background:#fff;font-size:15px;
    transition:border-color .2s ease-out,box-shadow .2s ease-out;
  }
  .select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-600) 50%),linear-gradient(135deg,var(--ink-600) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
  .textarea{height:100px;padding:12px 14px;resize:vertical;line-height:1.8}
  .input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(18,180,138,.12)}
  .two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}
  @media (max-width:560px){.two-col{grid-template-columns:1fr}}
  .form-note{font-size:13px;color:var(--ink-300);margin-top:12px;line-height:1.7}

  /* ============ 页脚 ============ */
  .site-footer{padding-bottom:24px}
  .footer-card{
    background:var(--ink-900);
    border-radius:28px;
    padding:36px 32px 22px;
    color:#fff;
    margin-top:24px;
  }
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
  .footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;margin-bottom:12px}
  .footer-brand .brand-mark{width:36px;height:36px;border-radius:12px}
  .footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
  .footer-col ul{display:grid;gap:10px}
  .footer-col a,.footer-col span{font-size:14px;color:rgba(255,255,255,.72)}
  .footer-col a:hover{color:var(--brand-300)}
  .about{font-size:14px;color:rgba(255,255,255,.7);line-height:1.85;max-width:360px}
  .footer-bottom{
    display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
    margin-top:28px;padding-top:16px;
    border-top:1px solid rgba(255,255,255,.12);
    font-size:13px;color:rgba(255,255,255,.6);
  }
  @media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr}}
  @media (max-width:640px){.footer-grid{grid-template-columns:1fr}}

  /* ============ 移动端底部条 ============ */
  .mobile-bar{
    display:none;
    position:fixed;left:12px;right:12px;bottom:12px;height:56px;z-index:70;
    background:#fff;border:1px solid var(--line);border-radius:999px;
    box-shadow:var(--shadow-lg);
    align-items:center;justify-content:space-between;
    padding:0 8px 0 18px;
  }
  .mobile-bar span{font-size:13.5px;font-weight:600;color:var(--ink-600)}
  @media (max-width:640px){
    .mobile-bar{display:flex}
    body{padding-bottom:78px}
  }

  @media (max-width:1023px){
    .nav-links{display:none}
    .nav-toggle{display:inline-flex}
    .nav-panel{justify-content:space-between}
    .nav-actions .btn-sm{display:none}
    .nav-contact{display:none}
  }

/* roulang page: article */
:root{
  --brand-700:#0B6E56;
  --brand-500:#12B48A;
  --brand-300:#6FE0BF;
  --brand-50:#E8F8F2;
  --accent-500:#FF5C39;
  --accent-400:#C8F53C;
  --ink-900:#0C1F1A;
  --ink-600:#4E6159;
  --ink-300:#93A49C;
  --bg-page:#F6F8F5;
  --bg-card:#FFFFFF;
  --line:#E2EAE5;
  --grad:linear-gradient(120deg,#12B48A 0%,#2FD3A5 52%,#C8F53C 100%);
  --grad-dark:linear-gradient(120deg,rgba(12,31,26,.55) 0%,rgba(11,110,86,.42) 100%);
  --r-lg:26px;
  --r-md:20px;
  --r-sm:14px;
  --sh-1:0 18px 40px -26px rgba(12,31,26,.38);
  --sh-2:0 6px 18px -12px rgba(12,31,26,.22);
  --ease:cubic-bezier(.22,.72,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
::selection{background:var(--brand-300);color:var(--ink-900);}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#EDF3EF;}
::-webkit-scrollbar-thumb{background:#C4D8CF;border-radius:8px;border:2px solid #EDF3EF;}
::-webkit-scrollbar-thumb:hover{background:var(--brand-300);}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 32px;}}
.num{font-variant-numeric:tabular-nums;}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;padding:12px 0;background:var(--bg-page);}
.nav-card{
  position:relative;
  display:flex;
  align-items:center;
  gap:14px;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:22px;
  padding:11px 16px;
  box-shadow:var(--sh-2);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  flex:0 0 auto;
  box-shadow:0 6px 14px -10px rgba(18,180,138,.9);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{font-size:16px;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center;}
.nav-item{
  position:relative;
  display:flex;align-items:center;gap:8px;
  padding:8px 11px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--ink-600);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-item .ic{
  width:26px;height:26px;border-radius:9px;
  background:var(--brand-50);color:var(--brand-700);
  display:grid;place-items:center;flex:0 0 auto;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-item .ic svg{width:15px;height:15px;}
.nav-item:hover{background:var(--brand-50);color:var(--brand-700);}
.nav-item:hover .ic{background:var(--grad);color:#fff;}
.nav-item:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;}
.nav-item.active{background:var(--brand-50);color:var(--brand-700);}
.nav-item.active .ic{background:var(--grad);color:#fff;}
.nav-item.active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--grad);}
.nav-cta{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto;}
.nav-contact{font-size:14px;font-weight:600;color:var(--ink-600);border-bottom:1px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease);}
.nav-contact:hover{color:var(--brand-700);border-color:var(--brand-300);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;
  cursor:pointer;padding:0;place-items:center;gap:4px;
}
.nav-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--ink-900);transition:transform .2s var(--ease),opacity .2s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.nav-toggle:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-sm);
  font-size:14px;font-weight:700;border:1px solid transparent;cursor:pointer;
  background-size:130% 100%;background-position:0% 50%;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-position .25s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-sm{height:40px;padding:0 16px;font-size:13.5px;}
.btn-primary{background-image:var(--grad);color:#fff;box-shadow:var(--sh-2);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-1);background-position:12% 50%;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-900);}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--brand-300);color:var(--brand-700);box-shadow:var(--sh-2);}
.btn-ghost:active{transform:translateY(1px);}
.btn:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;}

/* ============ 通用板块 ============ */
.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:92px 0;}}
.section-tight{padding:36px 0 56px;}
@media (min-width:1024px){.section-tight{padding:44px 0 88px;}}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap;}
.sec-title{position:relative;padding-left:16px;font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;color:var(--ink-900);}
.sec-title::before{content:"";position:absolute;left:0;top:.34em;width:6px;height:26px;border-radius:3px;background:var(--grad);}
.sec-desc{margin-top:8px;font-size:14px;color:var(--ink-600);}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand-700);
  border-bottom:1px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease);
}
.text-link:hover{color:var(--brand-500);border-color:var(--brand-300);}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:700;line-height:1.4;
}
.badge-brand{background:var(--brand-50);color:var(--brand-700);}
.badge-accent{background:var(--accent-500);color:#fff;}
.badge-lemon{background:var(--accent-400);color:var(--ink-900);}

/* ============ 面包屑 ============ */
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-300);margin-bottom:18px;}
.breadcrumb a{color:var(--ink-600);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--brand-700);}
.breadcrumb .sep{color:#C3D2CB;}
.breadcrumb .current{color:var(--brand-700);font-weight:600;}

/* ============ 文章头部 ============ */
.article-head{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 22px;
  box-shadow:var(--sh-1);
}
@media (min-width:768px){.article-head{padding:38px 44px;}}
.article-head h1{
  margin:14px 0 14px;
  font-size:clamp(26px,3.6vw,44px);
  line-height:1.22;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink-900);
}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-300);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9D8D1;}
.article-meta time{color:var(--ink-600);}
.article-cover{margin-top:24px;border-radius:24px;overflow:hidden;background:var(--brand-50);}
.article-cover img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;transition:transform .35s var(--ease);}
.article-cover:hover img{transform:scale(1.02);}

/* ============ 正文区 ============ */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;align-items:start;}
@media (min-width:1280px){.article-layout{grid-template-columns:minmax(0,1fr) 300px;}}
.article-card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px 22px 36px;
  box-shadow:0 18px 40px -32px rgba(12,31,26,.34);
}
@media (min-width:768px){.article-card{padding:48px 44px 56px;}}
.article-body{max-width:800px;margin:0 auto;font-size:16px;line-height:1.9;color:var(--ink-900);}
@media (max-width:639px){.article-body{font-size:15px;}}
.article-body p{margin:0 0 1em;}
.article-body h2{
  position:relative;
  margin:40px 0 16px;
  padding-left:16px;
  font-size:clamp(20px,2.2vw,26px);
  line-height:1.4;
  font-weight:700;
  color:var(--ink-900);
}
.article-body h2::before{content:"";position:absolute;left:0;top:.3em;width:6px;height:1em;border-radius:3px;background:var(--grad);}
.article-body h3{margin:28px 0 12px;font-size:18px;line-height:1.5;font-weight:700;color:var(--ink-900);}
.article-body ul,.article-body ol{margin:0 0 1em;padding-left:1.4em;line-height:1.8;}
.article-body li{margin:.42em 0;}
.article-body ul li{list-style:square;}
.article-body ol li{list-style:decimal;}
.article-body ul li::marker{color:var(--brand-500);}
.article-body ol li::marker{color:var(--brand-500);font-weight:700;}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;
  background:var(--brand-50);
  border-left:4px solid var(--brand-500);
  border-radius:0 16px 16px 0;
  color:var(--ink-600);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{margin:24px auto;border-radius:20px;}
.article-body figure{margin:24px 0;}
.article-body figcaption{margin-top:10px;font-size:13px;color:var(--ink-300);text-align:center;}
.article-body a{color:var(--brand-700);border-bottom:1px solid var(--brand-300);transition:color .2s var(--ease);}
.article-body a:hover{color:var(--brand-500);}
.article-body strong{font-weight:700;color:var(--ink-900);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.article-body code{background:var(--brand-50);color:var(--brand-700);padding:2px 6px;border-radius:6px;font-size:14px;}
.article-body table{
  display:block;width:100%;overflow-x:auto;margin:22px 0;
  border-collapse:collapse;font-size:15px;
  -webkit-overflow-scrolling:touch;
}
.article-body thead{background:var(--brand-50);}
.article-body th,.article-body td{padding:12px 16px;border:1px solid var(--line);text-align:left;white-space:nowrap;}
.article-body th{font-weight:700;color:var(--brand-700);}
.empty-state{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  background:var(--brand-50);border-radius:var(--r-md);padding:20px 22px;max-height:180px;
}
.empty-state .ph{width:52px;height:52px;border-radius:var(--r-sm);background:#fff;display:grid;place-items:center;color:var(--brand-700);flex:0 0 auto;}
.empty-state .ph svg{width:24px;height:24px;}
.empty-state h3{font-size:17px;font-weight:700;}
.empty-state p{font-size:14px;color:var(--ink-600);}

/* ============ 侧栏 ============ */
.article-side{display:grid;gap:16px;}
@media (min-width:1280px){.article-side{position:sticky;top:96px;}}
.side-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;box-shadow:var(--sh-2);
}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:8px;}
.side-card p{font-size:13.5px;color:var(--ink-600);line-height:1.75;margin-bottom:14px;}
.side-card .btn{width:100%;}
.side-links{display:grid;gap:8px;margin-top:4px;}
.side-links a{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--ink-600);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.side-links a .ic{width:26px;height:26px;border-radius:9px;background:var(--brand-50);color:var(--brand-700);display:grid;place-items:center;flex:0 0 auto;}
.side-links a .ic svg{width:14px;height:14px;}
.side-links a:hover{background:var(--brand-50);color:var(--brand-700);}
.side-links a:hover .ic{background:var(--grad);color:#fff;}

/* ============ 内容卡片 ============ */
.grid-3{display:grid;grid-template-columns:1fr;gap:16px;}
@media (min-width:640px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}}
@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}}
.card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;box-shadow:0 10px 26px -24px rgba(12,31,26,.3);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:var(--brand-300);box-shadow:var(--sh-1);}
.card:hover h3{color:var(--brand-700);}
.card h3{font-size:17.5px;line-height:1.5;font-weight:700;color:var(--ink-900);transition:color .2s var(--ease);}
.card p{font-size:14px;color:var(--ink-600);line-height:1.75;}
.thumb{display:block;border-radius:var(--r-sm);overflow:hidden;background:var(--brand-50);}
.thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s var(--ease);}
.card:hover .thumb img{transform:scale(1.03);}
.card .meta-row{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-300);margin-top:auto;padding-top:4px;}

/* ============ 文末区 ============ */
.back-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:26px;padding-top:20px;border-top:1px solid var(--line);}

/* ============ CTA ============ */
.cta-card{
  position:relative;overflow:hidden;
  border-radius:28px;
  background:var(--ink-900);
  padding:34px 24px;
}
@media (min-width:768px){.cta-card{padding:52px 48px;}}
.cta-card::after{
  content:"";position:absolute;inset:auto -60px -120px auto;width:340px;height:340px;border-radius:50%;
  background:var(--grad);opacity:.22;filter:blur(6px);
}
.cta-inner{position:relative;z-index:1;display:grid;gap:24px;}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.15fr .85fr;align-items:center;gap:40px;}}
.cta-card h2{color:#fff;font-size:clamp(22px,2.6vw,32px);line-height:1.32;font-weight:700;}
.cta-card p{margin-top:12px;color:#B9CCC5;font-size:15px;line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.form-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-md);
  padding:20px;
}
.form-row{display:grid;gap:12px;}
.field label{display:block;font-size:13px;font-weight:600;color:#D5E4DE;margin-bottom:6px;}
.field label .req{color:var(--accent-400);}
.field input,.field select{
  width:100%;height:48px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.2);
  background:rgba(12,31,26,.5);color:#fff;
  padding:0 14px;font-size:14px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder{color:#8FA8A0;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand-500);
  box-shadow:0 0 0 3px rgba(18,180,138,.24);
}
.form-note{margin-top:10px;font-size:13px;color:#93A49C;line-height:1.6;}

/* ============ 页脚 ============ */
.site-footer{margin-top:24px;padding-bottom:24px;}
.footer-card{
  background:var(--ink-900);
  border-radius:28px;
  padding:32px 22px 22px;
}
@media (min-width:768px){.footer-card{padding:44px 40px 26px;}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:26px;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;}}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:800;margin-bottom:12px;}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:12px;}
.footer-card .about{color:#9FB4AC;font-size:14px;line-height:1.85;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:12px;}
.footer-col ul{display:grid;gap:9px;}
.footer-col a,.footer-col span{color:#9FB4AC;font-size:14px;line-height:1.7;transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--brand-300);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  margin-top:28px;padding-top:18px;
  border-top:1px solid rgba(255,255,255,.12);
  color:#8FA39B;font-size:13px;line-height:1.7;
}

/* ============ 移动端导航 ============ */
@media (max-width:1023px){
  .nav-toggle{display:grid;}
  .nav-links{
    display:none;
    position:absolute;left:0;right:0;top:calc(100% + 10px);
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:10px;
    background:#fff;border:1px solid var(--line);border-radius:22px;
    padding:14px;box-shadow:var(--sh-1);
    justify-content:flex-start;
  }
  .nav-links.open{display:grid;animation:drop .2s var(--ease);}
  @keyframes drop{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:translateY(0);}}
  .nav-item{background:var(--bg-page);padding:10px 12px;}
  .nav-item.active::after{display:none;}
  .nav-item.active{box-shadow:inset 3px 0 0 var(--brand-500);}
  .nav-cta{margin-left:auto;}
  .nav-contact{display:none;}
}
@media (max-width:520px){
  .nav-card{padding:10px 12px;gap:10px;}
  .brand-mark{width:34px;height:34px;border-radius:11px;}
  .brand-text{font-size:14px;}
  .nav-cta .btn{height:38px;padding:0 12px;font-size:13px;}
  .nav-toggle{width:36px;height:36px;}
}

/* roulang page: category2 */
:root{
  --brand-700:#0B6E56; --brand-500:#12B48A; --brand-300:#6FE0BF; --brand-50:#E8F8F2;
  --accent-500:#FF5C39; --accent-400:#C8F53C;
  --ink-900:#0C1F1A; --ink-600:#4E6159; --ink-300:#93A49C;
  --bg-page:#F6F8F5; --bg-card:#FFFFFF; --line:#E2EAE5;
  --grad:linear-gradient(120deg,#12B48A 0%,#2FD3A5 52%,#C8F53C 100%);
  --grad-soft:linear-gradient(160deg,#FFFFFF 0%,#F1FAF6 100%);
  --r-xl:28px; --r-lg:26px; --r-md:20px; --r-sm:14px;
  --sh-lg:0 18px 40px -26px rgba(12,31,26,.38);
  --sh-sm:0 6px 18px -12px rgba(12,31,26,.22);
  --ease:cubic-bezier(.22,.72,.28,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg-page);color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;font-weight:400;text-align:left;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:8px}
::selection{background:var(--brand-300);color:var(--ink-900)}
body::-webkit-scrollbar{width:10px;height:10px}
body::-webkit-scrollbar-thumb{background:#CFE0D7;border-radius:999px}
body::-webkit-scrollbar-track{background:transparent}
.num{font-variant-numeric:tabular-nums}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

.section{padding:56px 0}
@media (min-width:1024px){.section{padding:96px 0}}

.sec-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.sec-head::before{content:"";width:6px;height:28px;border-radius:3px;background:var(--grad);flex:none}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(22px,2.6vw,34px);line-height:1.3;font-weight:700}
h3{font-size:19px;line-height:1.45;font-weight:700}
p{font-size:16px;line-height:1.85;color:var(--ink-600)}
.lead{font-size:17px;line-height:1.8;color:var(--ink-600)}
.muted{font-size:13px;line-height:1.6;color:var(--ink-300)}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;padding:14px 0 0}
.nav-panel{
  display:flex;align-items:center;gap:14px;
  background:#FFFFFF;border:1px solid var(--line);border-radius:22px;
  padding:12px 16px;box-shadow:var(--sh-sm);
}
.brand{display:flex;align-items:center;gap:10px;flex:none;font-weight:800;font-size:16px;color:var(--ink-900)}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--grad);display:grid;place-items:center;flex:none}
.brand-mark svg{width:22px;height:22px}
.brand-text{white-space:nowrap}

.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-item{
  position:relative;display:flex;align-items:center;gap:8px;
  padding:8px 12px;border-radius:14px;font-size:14px;font-weight:600;color:var(--ink-600);
  transition:background-color 200ms var(--ease),color 200ms var(--ease),transform 200ms var(--ease);
}
.nav-item .ic{
  width:30px;height:30px;border-radius:10px;background:var(--brand-50);
  display:grid;place-items:center;color:var(--brand-700);flex:none;
  transition:background 200ms var(--ease),color 200ms var(--ease);
}
.nav-item .ic svg{width:17px;height:17px}
.nav-item:hover{background:var(--brand-50);color:var(--brand-700)}
.nav-item:hover .ic{background:var(--grad);color:#FFFFFF}
.nav-item.active{background:var(--brand-50);color:var(--brand-700)}
.nav-item.active .ic{background:var(--grad);color:#FFFFFF}
.nav-item.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--grad);
}

.nav-actions{display:flex;align-items:center;gap:10px;flex:none}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);
  background:#FFFFFF;place-items:center;color:var(--ink-900);flex:none;
}
.nav-toggle .bar{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);margin:3px auto;transition:transform 200ms var(--ease),opacity 200ms var(--ease)}
.nav-toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.mobile-menu{display:none}
.mobile-menu.open{display:block;animation:dropIn 200ms var(--ease)}
.mobile-card{
  margin-top:10px;background:#FFFFFF;border:1px solid var(--line);border-radius:22px;
  padding:14px;box-shadow:var(--sh-sm);
}
.mobile-links{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mobile-links .nav-item{background:var(--bg-page);font-size:14px}
.mobile-links .nav-item.active{background:var(--brand-50)}
.mobile-cta{margin-top:12px;display:grid;gap:10px}
@keyframes dropIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}

@media (max-width:1199px){
  .nav-item{padding:8px 9px;font-size:13px}
  .nav-item .ic{width:26px;height:26px;border-radius:9px}
  .nav-item .ic svg{width:15px;height:15px}
}
@media (max-width:1023px){
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:grid;margin-left:auto}
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:14px;font-size:15px;font-weight:700;line-height:1;
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),background-color 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease);
  white-space:nowrap;
}
.btn-primary{background-image:var(--grad);background-size:108% 100%;background-position:0 0;color:#FFFFFF;box-shadow:var(--sh-sm)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-lg);background-position:8% 0}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#FFFFFF;border:1px solid var(--line);color:var(--ink-900)}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--brand-300);color:var(--brand-700);box-shadow:var(--sh-sm)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:12px}
.btn-block{width:100%}
.btn-light{background:#FFFFFF;color:var(--brand-700)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--sh-lg)}
.btn-outline-light{background:transparent;border:1px solid rgba(255,255,255,.55);color:#FFFFFF}
.btn-outline-light:hover{transform:translateY(-2px);border-color:#FFFFFF;background:rgba(255,255,255,.12)}

.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand-700)}
.link-arrow::after{content:"";width:16px;height:2px;border-radius:2px;background:currentColor;transition:width 200ms var(--ease)}
.link-arrow:hover{color:var(--brand-500)}
.link-arrow:hover::after{width:24px}

/* ============ 面包屑 ============ */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;line-height:1.6;color:var(--ink-300)}
.crumbs a{transition:color 200ms var(--ease)}
.crumbs a:hover{color:var(--brand-500)}
.crumbs .sep{color:#C6D4CD}
.crumbs .cur{color:var(--brand-500);font-weight:700}

/* ============ 徽章 / 标签 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:13px;font-weight:700;line-height:1.5}
.badge-soft{background:var(--brand-50);color:var(--brand-700)}
.badge-accent{background:var(--accent-500);color:#FFFFFF}
.badge-lime{background:var(--accent-400);color:var(--ink-900)}
.tag{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;background:var(--brand-50);color:var(--brand-700);font-size:13px;font-weight:600;line-height:1.4}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}

/* ============ 小 Hero ============ */
.hero-card{
  background:var(--grad-soft);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:26px;box-shadow:var(--sh-lg);overflow:hidden;
}
@media (min-width:768px){.hero-card{padding:40px}}
.hero-grid{display:grid;gap:28px}
@media (min-width:900px){.hero-grid{grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}}
.hero-sub{margin-top:14px;font-size:17px;line-height:1.8;color:var(--ink-600);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-media{position:relative;border-radius:24px;overflow:hidden;background:#DCEAE3;box-shadow:var(--sh-sm)}
.hero-media img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 400ms var(--ease)}
.hero-media:hover img{transform:scale(1.03)}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(12,31,26,.42) 0%,rgba(18,180,138,.26) 100%);
}
.hero-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:26px}
@media (min-width:640px){.hero-stats{grid-template-columns:repeat(4,minmax(0,1fr))}}
.stat{
  background:#FFFFFF;border:1px solid var(--line);border-radius:16px;padding:12px 14px;
  transition:transform 200ms var(--ease),border-color 200ms var(--ease);
}
.stat:hover{transform:translateY(-2px);border-color:var(--brand-300)}
.stat .v{font-size:26px;font-weight:800;line-height:1.1;color:var(--accent-500);font-variant-numeric:tabular-nums}
.stat .v small{font-size:13px;font-weight:700;color:var(--ink-600);margin-left:3px}
.stat .k{font-size:13px;font-weight:600;color:var(--ink-600);margin-top:4px}

/* ============ 速览（非对称） ============ */
.quick-grid{display:grid;gap:24px}
@media (min-width:960px){.quick-grid{grid-template-columns:.85fr 1.15fr;gap:40px;align-items:start}}
.stagger{display:grid;gap:16px}
@media (min-width:768px){.stagger{grid-template-columns:1fr 1fr;gap:18px}}
.stagger > *:nth-child(even){transform:translateY(0)}
@media (min-width:768px){.stagger > *:nth-child(even){margin-top:26px}}
.quick-card{
  background:#FFFFFF;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;box-shadow:var(--sh-sm);transition:transform 200ms var(--ease),border-color 200ms var(--ease);
}
.quick-card:hover{transform:translateY(-2px);border-color:var(--brand-300)}
.quick-card h3{margin-bottom:8px}
.quick-num{
  width:36px;height:36px;border-radius:12px;background:var(--brand-50);color:var(--brand-700);
  display:grid;place-items:center;font-weight:800;font-size:15px;margin-bottom:14px;
  font-variant-numeric:tabular-nums;transition:background 200ms var(--ease),color 200ms var(--ease);
}
.quick-card:hover .quick-num{background:var(--grad);color:#FFFFFF}

/* ============ 图文交错 ============ */
.alt-list{display:grid;gap:24px}
.alt-row{
  display:grid;gap:24px;background:#FFFFFF;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-sm);align-items:center;
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
@media (min-width:768px){.alt-row{padding:30px}}
@media (min-width:960px){
  .alt-row{grid-template-columns:1fr 1fr;gap:36px}
  .alt-row.reverse .alt-media{order:2}
}
.alt-row:hover{border-color:var(--brand-300)}
.alt-media{border-radius:var(--r-md);overflow:hidden;background:#DCEAE3}
.alt-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 400ms var(--ease)}
.alt-row:hover .alt-media img{transform:scale(1.03)}
.alt-body h2{margin-bottom:12px}
.alt-body p + p{margin-top:12px}
.alt-index{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-700);
  background:var(--brand-50);border-radius:999px;padding:5px 12px;margin-bottom:14px;
}
.alt-body .tag-row{margin-top:16px}

/* ============ 速查清单 ============ */
.check-panel{
  background:var(--ink-900);border-radius:var(--r-xl);padding:26px;color:#FFFFFF;
  border:1px solid rgba(255,255,255,.12);
}
@media (min-width:768px){.check-panel{padding:40px}}
.check-panel h2{color:#FFFFFF}
.check-panel p{color:rgba(255,255,255,.72)}
.check-grid{display:grid;gap:14px;margin-top:26px}
@media (min-width:768px){.check-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}}
@media (min-width:1200px){.check-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
.check-item{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-md);
  padding:20px;transition:background 200ms var(--ease),transform 200ms var(--ease);
}
.check-item:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.check-item h3{color:#FFFFFF;font-size:17px;margin-bottom:8px}
.check-item p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7)}
.check-track{height:4px;border-radius:999px;background:rgba(255,255,255,.14);margin-top:26px;overflow:hidden}
.check-track span{display:block;height:100%;width:78%;border-radius:999px;background:linear-gradient(90deg,#12B48A,#C8F53C)}

/* ============ FAQ ============ */
.faq-layout{display:grid;gap:24px}
@media (min-width:960px){.faq-layout{grid-template-columns:.8fr 1.2fr;gap:44px;align-items:start}}
.faq{display:grid;gap:14px}
.faq-item{background:#FFFFFF;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color 200ms var(--ease)}
.faq-item.open{border-color:var(--brand-300)}
.faq-h{margin:0;font-size:inherit;font-weight:inherit}
.faq-q{
  width:100%;display:flex;align-items:center;gap:12px;padding:18px 20px;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink-900);transition:color 200ms var(--ease);
}
.faq-q:hover{color:var(--brand-700)}
.faq-dot{width:8px;height:8px;border-radius:999px;background:var(--grad);flex:none}
.faq-plus{width:22px;height:22px;position:relative;flex:none;margin-left:auto}
.faq-plus::before,.faq-plus::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand-700);border-radius:2px;transition:transform 200ms var(--ease),opacity 200ms var(--ease)}
.faq-plus::before{width:14px;height:2px;transform:translate(-50%,-50%)}
.faq-plus::after{width:2px;height:14px;transform:translate(-50%,-50%)}
.faq-item.open .faq-plus::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{padding:0 20px 20px 40px;background:var(--brand-50)}
.faq-a p{font-size:15px;line-height:1.85;color:var(--ink-600);padding-top:14px}

/* ============ CTA + 表单 ============ */
.cta-layout{display:grid;gap:24px}
@media (min-width:960px){.cta-layout{grid-template-columns:1fr 1fr;gap:28px;align-items:stretch}}
.cta-band{
  background-image:var(--grad);border-radius:var(--r-xl);padding:28px;color:#FFFFFF;
  display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;
}
@media (min-width:768px){.cta-band{padding:40px}}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-70px;width:220px;height:220px;border-radius:50%;
  border:26px solid rgba(255,255,255,.16);
}
.cta-band h2{color:#FFFFFF;position:relative;z-index:1}
.cta-band p{color:rgba(255,255,255,.9);margin-top:12px;position:relative;z-index:1}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;position:relative;z-index:1}

.form-card{background:#FFFFFF;border:1px solid var(--line);border-radius:var(--r-xl);padding:26px;box-shadow:var(--sh-sm)}
@media (min-width:768px){.form-card{padding:34px}}
.field{display:grid;gap:8px;margin-bottom:16px}
.field label{font-size:14px;font-weight:700;color:var(--ink-900)}
.field .req{color:var(--accent-500);margin-left:2px}
.field input,.field textarea{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:14px;
  background:#FBFDFC;color:var(--ink-900);font-size:15px;line-height:1.6;
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease),background-color 200ms var(--ease);
}
.field textarea{height:auto;min-height:112px;padding:12px 14px;resize:vertical;line-height:1.8}
.field input::placeholder,.field textarea::placeholder{color:#A9B8B1}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-500);background:#FFFFFF;
  box-shadow:0 0 0 3px rgba(18,180,138,.12);
}
.form-note{margin-top:12px;font-size:13px;line-height:1.6;color:var(--ink-300)}

/* ============ 页脚 ============ */
.site-footer{padding:24px 0 28px}
.footer-card{background:var(--ink-900);border-radius:var(--r-xl);padding:32px 24px;color:#FFFFFF}
@media (min-width:768px){.footer-card{padding:44px 40px}}
.footer-grid{display:grid;gap:28px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.3fr 1fr 1fr 1fr;gap:32px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;color:#FFFFFF}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:11px}
.footer-brand .brand-mark svg{width:20px;height:20px}
.footer-card .about{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);max-width:32em}
.footer-col h4{margin:0 0 14px;font-size:15px;font-weight:700;color:#FFFFFF}
.footer-col ul{display:grid;gap:10px}
.footer-col li a,.footer-col li span{font-size:14px;line-height:1.7;color:rgba(255,255,255,.66);transition:color 200ms var(--ease)}
.footer-col li a:hover{color:var(--brand-300)}
.footer-bottom{
  margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  font-size:13px;line-height:1.7;color:rgba(255,255,255,.55);
}

/* roulang page: category3 */
:root{
    --brand-700:#0B6E56;
    --brand-500:#12B48A;
    --brand-300:#6FE0BF;
    --brand-50:#E8F8F2;
    --accent-500:#FF5C39;
    --accent-400:#C8F53C;
    --ink-900:#0C1F1A;
    --ink-600:#4E6159;
    --ink-300:#93A49C;
    --bg-page:#F6F8F5;
    --bg-card:#FFFFFF;
    --line:#E2EAE5;
    --grad:linear-gradient(120deg,#12B48A 0%,#2FD3A5 52%,#C8F53C 100%);
    --r-lg:26px;
    --r-md:20px;
    --r-sm:14px;
    --sh-1:0 18px 40px -26px rgba(12,31,26,.38);
    --sh-2:0 6px 18px -12px rgba(12,31,26,.22);
    --ease:200ms ease-out;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg-page);
    color:var(--ink-900);
    font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.85;
    text-align:left;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none;transition:color var(--ease)}
  button,input,textarea,select{font:inherit;color:inherit}
  h1,h2,h3,h4{margin:0;line-height:1.3}
  p{margin:0 0 1em}
  ul{margin:0}
  :focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
  .num{font-variant-numeric:tabular-nums}

  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
  @media (min-width:768px){.container{padding:0 32px}}

  /* ===== 顶部导航 ===== */
  .site-header{
    position:sticky;top:0;z-index:60;
    padding-top:14px;padding-bottom:8px;
    background:linear-gradient(180deg,rgba(246,248,245,.97) 62%,rgba(246,248,245,0));
  }
  .nav-panel{
    display:flex;align-items:center;gap:16px;
    background:#fff;border:1px solid var(--line);border-radius:22px;
    padding:12px 16px;box-shadow:var(--sh-2);
  }
  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
  .brand-mark{
    width:38px;height:38px;border-radius:12px;background:var(--grad);
    display:grid;place-items:center;flex:0 0 auto;
  }
  .brand-mark svg{width:20px;height:20px}
  .brand-text{font-size:16px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;color:var(--ink-900)}
  .nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
  .nav-item{
    display:flex;align-items:center;gap:8px;padding:7px 11px;border-radius:14px;
    font-size:14px;color:var(--ink-600);white-space:nowrap;
    transition:background var(--ease),color var(--ease);
  }
  .nav-item .ic{
    width:28px;height:28px;border-radius:9px;background:var(--brand-50);color:var(--brand-700);
    display:grid;place-items:center;flex:0 0 auto;
    transition:background var(--ease),color var(--ease);
  }
  .nav-item .ic svg{width:15px;height:15px}
  .nav-item:hover{background:var(--brand-50);color:var(--brand-700)}
  .nav-item:hover .ic{background-image:var(--grad);color:#fff}
  .nav-item.active{background:var(--brand-50);color:var(--brand-700);font-weight:700}
  .nav-item.active .ic{background-image:var(--grad);color:#fff}
  .nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
  .nav-toggle{
    display:none;width:42px;height:42px;border-radius:14px;border:1px solid var(--line);
    background:#fff;cursor:pointer;align-items:center;justify-content:center;
  }
  .nav-toggle svg{width:20px;height:20px;stroke:var(--ink-900)}
  .mobile-panel{
    display:none;margin-top:10px;background:#fff;border:1px solid var(--line);
    border-radius:22px;padding:14px;box-shadow:var(--sh-2);
  }
  .mobile-panel.open{display:block;animation:dropIn 200ms ease-out}
  @keyframes dropIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
  .mobile-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .mobile-grid a{
    display:flex;align-items:center;gap:8px;padding:12px;border-radius:14px;
    background:var(--brand-50);color:var(--brand-700);font-size:14px;font-weight:600;
  }
  .mobile-grid a.active{background-image:var(--grad);color:#fff}

  /* ===== 按钮 ===== */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 22px;border-radius:14px;font-size:14px;font-weight:700;
    border:1px solid transparent;cursor:pointer;
    transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),border-color var(--ease),color var(--ease);
  }
  .btn-primary{
    background-image:var(--grad);background-size:180% 100%;background-position:0 0;
    color:#fff;box-shadow:var(--sh-2);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-1);background-position:8% 0}
  .btn-primary:active{transform:translateY(1px)}
  .btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-900)}
  .btn-ghost:hover{border-color:var(--brand-300);color:var(--brand-700);transform:translateY(-2px)}
  .btn-sm{padding:9px 16px;font-size:13px}
  .btn-light{background:#fff;color:var(--ink-900);border-color:rgba(255,255,255,.6)}

  /* ===== 小 Hero ===== */
  .page-hero{padding-top:22px}
  .hero-card{
    position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);
    border-radius:28px;box-shadow:var(--sh-1);
    display:grid;grid-template-columns:1.06fr .94fr;gap:32px;
    padding:34px;align-items:center;
  }
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-300);margin-bottom:14px}
  .breadcrumb a{color:var(--ink-600)}
  .breadcrumb a:hover{color:var(--brand-500)}
  .breadcrumb .cur{color:var(--brand-500);font-weight:700}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--brand-50);color:var(--brand-700);
    border-radius:999px;padding:6px 14px;font-size:13px;font-weight:700;margin-bottom:16px;
  }
  h1{font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:800;letter-spacing:-.01em}
  .hero-lead{margin-top:16px;color:var(--ink-600);font-size:16px;line-height:1.9;max-width:560px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
  .hero-media{
    position:relative;border-radius:22px;overflow:hidden;min-height:300px;
    box-shadow:var(--sh-2);
  }
  .hero-media img{width:100%;height:100%;object-fit:cover;min-height:300px}
  .hero-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(150deg,rgba(12,31,26,.5) 0%,rgba(18,180,138,.35) 100%);
  }
  .hero-tags{position:absolute;left:18px;bottom:18px;display:flex;flex-wrap:wrap;gap:8px;z-index:2}
  .tag{
    background:rgba(255,255,255,.94);color:var(--ink-900);
    border-radius:999px;padding:6px 13px;font-size:13px;font-weight:700;
  }

  /* ===== 通用板块 ===== */
  .section{padding-top:88px}
  .section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:28px}
  .sec-title{display:flex;align-items:center;gap:12px}
  .sec-bar{width:6px;height:28px;border-radius:3px;background:var(--grad);flex:0 0 auto}
  h2{font-size:clamp(22px,2.6vw,34px);font-weight:700;letter-spacing:-.01em}
  .sec-desc{color:var(--ink-600);font-size:15px;line-height:1.85;max-width:680px;margin-top:12px}
  .text-link{color:var(--brand-700);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:6px}
  .text-link:hover{color:var(--accent-500)}

  /* ===== 深色数据面板 ===== */
  .data-panel{
    position:relative;overflow:hidden;background:var(--ink-900);color:#fff;
    border-radius:28px;padding:40px;border:1px solid rgba(255,255,255,.08);
  }
  .data-panel .kicker{color:var(--accent-400);font-size:13px;font-weight:700;letter-spacing:.06em}
  .data-panel h2{color:#fff;margin-top:10px}
  .data-panel .panel-desc{color:#B9C7C0;font-size:15px;margin-top:14px;max-width:660px}
  .data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}
  .data-cell{border:1px solid rgba(255,255,255,.14);border-radius:20px;padding:20px}
  .data-num{
    font-size:28px;font-weight:800;line-height:1.1;color:var(--accent-400);
    font-variant-numeric:tabular-nums;display:flex;align-items:baseline;gap:6px;flex-wrap:wrap;
  }
  .data-num small{font-size:13px;font-weight:700;color:#B9C7C0}
  .data-label{margin-top:10px;font-size:14px;color:#fff;font-weight:700}
  .data-sub{margin-top:6px;font-size:13px;color:#93A49C;line-height:1.7}
  .progress{height:6px;border-radius:999px;background:rgba(255,255,255,.14);margin-top:28px;overflow:hidden}
  .progress i{display:block;height:100%;width:72%;border-radius:999px;background-image:var(--grad)}
  .progress-note{margin-top:12px;font-size:13px;color:#93A49C}
  .arc{position:absolute;right:-60px;top:-40px;width:320px;opacity:.16;pointer-events:none}

  /* ===== 对比卡 ===== */
  .compare-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
  .compare-card{
    background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;
    display:flex;flex-direction:column;
    transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .compare-card:hover{transform:translateY(-2px);border-color:var(--brand-300);box-shadow:var(--sh-1)}
  .compare-grid > *:nth-child(2),
  .compare-grid > *:nth-child(4){margin-top:28px}
  .compare-card h3{font-size:19px;font-weight:700}
  .card-badge{
    display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
    background:var(--brand-50);color:var(--brand-700);border-radius:999px;
    padding:5px 12px;font-size:12px;font-weight:700;margin-bottom:14px;
  }
  .compare-list{list-style:none;padding:0;margin:14px 0 0}
  .compare-list li{
    position:relative;padding-left:18px;color:var(--ink-600);
    font-size:15px;line-height:1.8;margin-bottom:10px;
  }
  .compare-list li::before{
    content:"";position:absolute;left:0;top:.68em;width:7px;height:7px;
    border-radius:2px;background:var(--brand-500);
  }
  .card-link{
    margin-top:auto;padding-top:18px;display:inline-flex;align-items:center;gap:6px;
    color:var(--brand-700);font-weight:700;font-size:14px;
  }
  .card-link:hover{color:var(--accent-500)}

  /* ===== 数据表 ===== */
  .table-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:8px;box-shadow:var(--sh-2)}
  .table-wrap{overflow-x:auto}
  table{width:100%;border-collapse:collapse;min-width:700px}
  th,td{padding:14px 16px;text-align:left;font-size:15px;border-bottom:1px solid var(--line);vertical-align:top}
  thead th{background:var(--brand-50);color:var(--brand-700);font-weight:700;font-size:14px}
  thead th:first-child{border-radius:14px 0 0 14px}
  thead th:last-child{border-radius:0 14px 14px 0}
  tbody tr:last-child td{border-bottom:none}
  td.metric{font-weight:700;color:var(--ink-900)}
  td.val{font-variant-numeric:tabular-nums;font-weight:800;color:var(--brand-700)}
  td.note{color:var(--ink-600);font-size:14px}
  .table-scroll-hint{font-size:13px;color:var(--ink-300);margin-top:12px}

  /* ===== 口径说明（非对称两栏） ===== */
  .split{display:grid;grid-template-columns:.88fr 1.12fr;gap:38px;align-items:start}
  .split-media{border-radius:22px;overflow:hidden;box-shadow:var(--sh-2);margin-bottom:22px}
  .split-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
  .step-list{display:grid;gap:14px}
  .step-item{
    display:flex;gap:16px;background:#fff;border:1px solid var(--line);
    border-radius:20px;padding:22px;
    transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
  }
  .step-item:hover{border-color:var(--brand-300);transform:translateY(-2px);box-shadow:var(--sh-2)}
  .step-no{
    width:38px;height:38px;border-radius:12px;flex:0 0 auto;
    background-image:var(--grad);color:#fff;font-weight:800;font-size:15px;
    display:grid;place-items:center;font-variant-numeric:tabular-nums;
  }
  .step-item h3{font-size:17px;font-weight:700;margin-bottom:6px}
  .step-item p{margin:0;color:var(--ink-600);font-size:15px;line-height:1.8}

  /* ===== 转化区 ===== */
  .cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:stretch}
  .cta-card{
    background-image:var(--grad);background-size:180% 100%;
    border-radius:26px;padding:40px;color:#fff;display:flex;flex-direction:column;justify-content:center;
  }
  .cta-card h2{color:#fff;font-size:clamp(22px,2.4vw,32px)}
  .cta-card p{margin-top:14px;font-size:15px;line-height:1.9;color:rgba(255,255,255,.92);max-width:520px}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
  .cta-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
  .chip{
    background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.36);
    border-radius:999px;padding:6px 14px;font-size:13px;font-weight:700;
  }
  .form-card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:30px;box-shadow:var(--sh-1)}
  .form-card h3{font-size:19px;font-weight:700;margin-bottom:6px}
  .form-card .form-sub{font-size:14px;color:var(--ink-600);margin-bottom:20px}
  .field{margin-bottom:16px}
  .field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
  .req{color:var(--accent-500)}
  .field input,.field select,.field textarea{
    width:100%;height:48px;border:1px solid var(--line);border-radius:14px;
    padding:0 14px;background:#fff;transition:border-color var(--ease),box-shadow var(--ease);
  }
  .field textarea{height:auto;min-height:112px;padding:12px 14px;line-height:1.75;resize:vertical}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(18,180,138,.12);
  }
  .form-note{font-size:13px;color:var(--ink-300);line-height:1.7;margin-top:14px}

  /* ===== 页脚 ===== */
  .site-footer{padding-top:56px;margin-top:96px}
  .footer-card{background:var(--ink-900);border-radius:28px;padding:42px;color:#fff}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px}
  .footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;margin-bottom:14px}
  .footer-brand .brand-mark{width:36px;height:36px;border-radius:12px}
  .about{font-size:14px;color:#B9C7C0;line-height:1.85;max-width:330px;margin:0}
  .footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
  .footer-col ul{list-style:none;padding:0;margin:0}
  .footer-col li{margin-bottom:10px;font-size:14px;color:#B9C7C0;line-height:1.7}
  .footer-col a{color:#B9C7C0}
  .footer-col a:hover{color:var(--brand-300)}
  .footer-bottom{
    display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
    border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:20px;
    font-size:13px;color:#93A49C;
  }

  /* ===== 响应式 ===== */
  @media (max-width:1023px){
    .nav-links{display:none}
    .nav-toggle{display:flex}
    .nav-panel{justify-content:space-between}
    .hero-card{grid-template-columns:1fr;padding:26px;gap:24px}
    .hero-media,.hero-media img{min-height:240px}
    .data-grid{grid-template-columns:repeat(2,1fr)}
    .compare-grid{grid-template-columns:1fr}
    .compare-grid > *:nth-child(2),
    .compare-grid > *:nth-child(4){margin-top:0}
    .split{grid-template-columns:1fr;gap:26px}
    .cta-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
    .data-panel{padding:30px}
    .cta-card{padding:32px}
  }
  @media (max-width:639px){
    .section{padding-top:56px}
    .data-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr}
    .hero-card{padding:20px}
    .band{padding:28px}
    .brand-text{font-size:14px}
    .nav-actions .btn{display:none}
    .footer-card{padding:28px}
    .cta-card{padding:26px}
    .form-card{padding:22px}
    .site-footer{margin-top:64px}
  }

/* roulang page: category4 */
:root{
  --brand-700:#0B6E56;
  --brand-500:#12B48A;
  --brand-300:#6FE0BF;
  --brand-50:#E8F8F2;
  --accent-500:#FF5C39;
  --accent-400:#C8F53C;
  --ink-900:#0C1F1A;
  --ink-600:#4E6159;
  --ink-300:#93A49C;
  --bg-page:#F6F8F5;
  --bg-card:#FFFFFF;
  --line:#E2EAE5;
  --grad:linear-gradient(120deg,#12B48A 0%,#2FD3A5 52%,#C8F53C 100%);
  --sh-lg:0 18px 40px -26px rgba(12,31,26,.38);
  --sh-sm:0 6px 18px -12px rgba(12,31,26,.22);
  --r-xl:28px;
  --r-lg:26px;
  --r-md:20px;
  --r-sm:14px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease-out;}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}
::selection{background:var(--brand-300);color:var(--ink-900);}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#EDF3EF;}
::-webkit-scrollbar-thumb{background:#BFD6CC;border-radius:999px;border:2px solid #EDF3EF;}
::-webkit-scrollbar-thumb:hover{background:var(--brand-500);}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 32px;}}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:14px 0 0;}
.nav-card{
  display:flex;align-items:center;gap:16px;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--sh-lg);
  padding:12px 14px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  flex:0 0 auto;
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:16px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink-300);}
.nav-links{display:none;align-items:center;gap:6px;flex:1 1 auto;justify-content:center;}
.nav-item{
  display:flex;align-items:center;gap:8px;
  padding:8px 12px;border-radius:var(--r-sm);
  border-left:3px solid transparent;
  font-size:14px;color:var(--ink-600);
  transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.nav-item .ic{
  width:28px;height:28px;border-radius:10px;
  background:var(--brand-50);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;
  transition:background .2s ease-out,color .2s ease-out;
}
.nav-item .ic svg{width:16px;height:16px;}
.nav-item:hover{background:var(--brand-50);color:var(--brand-700);}
.nav-item:hover .ic{background:var(--grad);color:#fff;}
.nav-item.active{color:var(--brand-700);border-left-color:var(--brand-500);font-weight:700;}
.nav-item.active .ic{background:var(--grad);color:#fff;}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-phone{display:none;font-size:13px;color:var(--ink-600);}
.burger{
  display:flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--bg-card);color:var(--ink-900);
}
.burger svg{width:20px;height:20px;}
.mobile-panel{
  max-height:0;overflow:hidden;
  transition:max-height .24s ease-out;
}
.mobile-panel.open{max-height:520px;}
.mobile-inner{
  margin-top:12px;background:var(--bg-card);
  border:1px solid var(--line);border-radius:22px;
  box-shadow:var(--sh-lg);padding:12px;
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;
}
.mobile-inner .nav-item{background:var(--brand-50);border:0;font-size:14px;padding:10px;}
.mobile-inner .nav-item.active{background:#fff;border:1px solid var(--brand-300);color:var(--brand-700);}
@media (min-width:1024px){
  .nav-links{display:flex;}
  .nav-phone{display:block;}
  .burger{display:none;}
  .mobile-panel{display:none;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--sh-sm);background-size:108% 108%;}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 26px -14px rgba(11,110,86,.65);background-position:8% 0;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;color:var(--ink-900);border:1px solid var(--line);}
.btn-ghost:hover{transform:translateY(-2px);color:var(--brand-700);border-color:var(--brand-300);box-shadow:var(--sh-sm);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:12px;}
.btn-pill{border-radius:999px;}

/* ---------- 通用区块 ---------- */
.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:92px 0;}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:14px;justify-content:space-between;margin-bottom:26px;}
.section-title{display:flex;align-items:center;gap:12px;}
.section-title i{display:block;width:6px;height:28px;border-radius:3px;background:var(--grad);}
.section-title h2{font-size:clamp(22px,2.6vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.01em;}
.section-desc{font-size:15px;color:var(--ink-600);max-width:640px;margin-top:10px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--brand-50);color:var(--brand-700);
  border-radius:999px;padding:5px 12px;font-size:13px;font-weight:700;
}
.tag{
  display:inline-flex;align-items:center;
  background:var(--brand-50);color:var(--brand-700);
  border-radius:999px;padding:4px 11px;font-size:12px;font-weight:700;
}
.tag-accent{background:var(--accent-500);color:#fff;}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13px;color:var(--ink-300);}
.crumb a:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
.crumb .sep{color:#C7D5CD;}
.crumb .current{color:var(--brand-700);font-weight:700;}

/* ---------- 小 Hero ---------- */
.page-hero{padding:24px 0 0;}
.hero-card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-lg);
  padding:26px;
  display:grid;gap:26px;
}
@media (min-width:1024px){
  .hero-card{padding:40px;grid-template-columns:1.05fr .95fr;align-items:center;gap:44px;}
}
.hero-card h1{
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.18;font-weight:800;letter-spacing:-.01em;
  margin:16px 0 14px;
}
.hero-card h1 span{color:var(--brand-700);}
.hero-lead{font-size:16px;color:var(--ink-600);max-width:560px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:10px 14px;box-shadow:var(--sh-sm);
}
.chip b{font-size:22px;font-weight:800;color:var(--accent-500);font-variant-numeric:tabular-nums;}
.chip small{font-size:12px;color:var(--ink-600);}
.hero-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;background:#DCEAE3;}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;transition:transform .5s ease-out;}
.hero-figure:hover img{transform:scale(1.03);}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(12,31,26,.45),rgba(18,180,138,.32));
}
.hero-figure figcaption{
  position:absolute;left:18px;bottom:16px;z-index:2;
  color:#fff;font-size:13px;letter-spacing:.01em;
}

/* ---------- 起步路径（非对称） ---------- */
.start-grid{display:grid;gap:24px;}
@media (min-width:1024px){.start-grid{grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start;}}
.start-aside .section-desc{margin-top:14px;}
.start-aside .mini-stat{
  margin-top:22px;display:inline-flex;align-items:center;gap:14px;
  background:var(--brand-50);border-radius:var(--r-md);padding:14px 18px;
}
.start-aside .mini-stat b{font-size:26px;font-weight:800;color:var(--brand-700);font-variant-numeric:tabular-nums;}
.start-aside .mini-stat small{font-size:12px;color:var(--ink-600);}
.step-card{
  display:grid;grid-template-columns:auto 1fr;gap:16px;
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px;
  box-shadow:var(--sh-sm);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.step-card + .step-card{margin-top:16px;}
.step-card:hover{transform:translateY(-2px);border-color:var(--brand-300);box-shadow:var(--sh-lg);}
.step-no{
  width:44px;height:44px;border-radius:var(--r-sm);
  background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:19px;font-weight:700;line-height:1.45;margin-bottom:6px;}
.step-card p{font-size:15px;color:var(--ink-600);}
.step-card ul{margin-top:12px;display:grid;gap:8px;}
.step-card li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-600);}
.step-card li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:7px;height:7px;border-radius:2px;background:var(--brand-500);
}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;gap:24px;}
@media (min-width:1024px){.faq-layout{grid-template-columns:.8fr 1.2fr;gap:44px;align-items:start;}}
.faq-aside{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-sm);}
.faq-aside .stat-row{display:flex;gap:22px;margin-top:20px;flex-wrap:wrap;}
.faq-aside .stat-row div b{display:block;font-size:26px;font-weight:800;color:var(--accent-500);font-variant-numeric:tabular-nums;line-height:1.2;}
.faq-aside .stat-row div small{font-size:12px;color:var(--ink-600);}
.faq-item{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.faq-item + .faq-item{margin-top:14px;}
.faq-item.open{border-color:var(--brand-300);box-shadow:var(--sh-sm);}
.faq-q{
  width:100%;display:flex;align-items:flex-start;gap:12px;
  padding:18px 20px;text-align:left;
  font-size:16px;font-weight:700;line-height:1.6;
}
.faq-q .dot{
  flex:0 0 auto;width:8px;height:8px;border-radius:50%;
  background:var(--brand-500);margin-top:.62em;
}
.faq-q .txt{flex:1 1 auto;}
.faq-q .sign{
  flex:0 0 auto;width:26px;height:26px;border-radius:9px;
  background:var(--brand-50);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;line-height:1;
  transition:transform .2s ease-out,background .2s ease-out;
}
.faq-item.open .faq-q .sign{transform:rotate(180deg);background:var(--grad);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease-out;}
.faq-item.open .faq-a{max-height:420px;}
.faq-a-inner{
  padding:0 20px 20px 40px;
  font-size:15px;line-height:1.85;color:var(--ink-600);
}
.faq-a-inner p{background:var(--brand-50);border-radius:var(--r-sm);padding:14px 16px;}

/* ---------- 资源卡网格（2 列错落） ---------- */
.res-grid{display:grid;gap:16px;}
@media (min-width:768px){.res-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:start;}}
@media (min-width:768px){.res-col-b{margin-top:38px;}}
.res-card{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-sm);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.res-card + .res-card{margin-top:16px;}
@media (min-width:768px){.res-card + .res-card{margin-top:24px;}}
.res-card:hover{transform:translateY(-2px);border-color:var(--brand-300);box-shadow:var(--sh-lg);}
.res-thumb{overflow:hidden;background:#DCEAE3;}
.res-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease-out;}
.res-card:hover .res-thumb img{transform:scale(1.03);}
.res-body{padding:18px 20px 20px;}
.res-body h3{font-size:18px;font-weight:700;line-height:1.45;margin:10px 0 8px;}
.res-card:hover .res-body h3{color:var(--brand-700);}
.res-body p{font-size:14px;color:var(--ink-600);}
.res-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:14px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-300);white-space:nowrap;
}
.res-foot .go{color:var(--brand-700);font-weight:700;display:inline-flex;align-items:center;gap:6px;}
.res-foot .go svg{width:15px;height:15px;transition:transform .2s ease-out;}
.res-card:hover .res-foot .go svg{transform:translateX(3px);}

/* ---------- CTA ---------- */
.cta-card{
  border-radius:var(--r-xl);
  background:var(--grad);
  color:#fff;
  padding:30px;
  display:grid;gap:22px;
  position:relative;overflow:hidden;
}
.cta-card::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:rgba(255,255,255,.16);
}
@media (min-width:900px){.cta-card{padding:44px;grid-template-columns:1.2fr auto;align-items:center;gap:40px;}}
.cta-card h2{font-size:clamp(22px,2.6vw,32px);line-height:1.32;font-weight:800;position:relative;z-index:2;}
.cta-card p{font-size:15px;margin-top:12px;color:rgba(255,255,255,.92);max-width:620px;position:relative;z-index:2;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2;}
.btn-light{background:#fff;color:var(--brand-700);box-shadow:0 12px 24px -16px rgba(12,31,26,.6);}
.btn-light:hover{transform:translateY(-2px);color:var(--brand-700);}
.btn-line{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.7);}
.btn-line:hover{transform:translateY(-2px);background:rgba(255,255,255,.14);}

/* ---------- 页脚 ---------- */
.site-footer{padding:24px 0 28px;}
.footer-card{
  background:var(--ink-900);
  border-radius:var(--r-xl);
  padding:34px 26px 24px;
  border:1px solid rgba(111,224,191,.16);
}
.footer-grid{display:grid;gap:28px;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;}}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:12px;}
.footer-card .about{color:#9FB5AC;font-size:14px;margin-top:14px;max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a,.footer-col span{color:#9FB5AC;font-size:14px;}
.footer-col a:hover{color:var(--brand-300);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  margin-top:28px;padding-top:18px;
  border-top:1px solid rgba(255,255,255,.12);
  color:#8AA096;font-size:13px;
}

/* ---------- 移动端底部固定条 ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  height:56px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding:0 16px;
  background:var(--bg-card);border-top:1px solid var(--line);
  box-shadow:0 -10px 24px -20px rgba(12,31,26,.6);
}
.mobile-bar span{font-size:13px;color:var(--ink-600);}
@media (min-width:1024px){.mobile-bar{display:none;}}
@media (max-width:1023px){.site-footer{padding-bottom:76px;}}