/* roulang page: index */
:root{
  --brand:#0B6E5F;
  --brand-2:#0F9D8A;
  --accent:#FF8A3D;
  --lemon:#F4C95D;
  --bg:#F5FAF7;
  --dark:#102522;
  --text:#18322E;
  --muted:#5E716D;
  --line:#DCEAE4;
  --white:#ffffff;
  --radius-xl:30px;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow:0 18px 40px rgba(11,110,95,.10);
  --shadow-hover:0 22px 52px rgba(11,110,95,.16);
  --grad:linear-gradient(135deg,#0B6E5F 0%,#0F9D8A 72%,#FF8A3D 100%);
  --grad-soft:linear-gradient(135deg,#0F9D8A 0%,#0B6E5F 100%);
  --sidebar:262px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;color:var(--text);letter-spacing:.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:3px solid rgba(255,138,61,.85);outline-offset:2px;border-radius:8px}

/* ============ App Shell ============ */
.app-sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidebar);
  z-index:80;
  display:flex;
  flex-direction:column;
  padding:26px 20px 24px;
  color:#fff;
  background:linear-gradient(168deg,#0C2622 0%,#0B6E5F 60%,#0F9D8A 100%);
  overflow-y:auto;
  transition:transform .32s cubic-bezier(.4,0,.2,1);
}
.app-sidebar::after{
  content:"";position:absolute;top:0;right:0;bottom:0;width:1px;
  background:linear-gradient(180deg,transparent,rgba(255,255,255,.28),transparent);
}
.brand{display:flex;align-items:center;gap:12px;padding:4px 6px 22px;border-bottom:1px solid rgba(255,255,255,.14)}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:14px;
  background:linear-gradient(135deg,#F4C95D 0%,#FF8A3D 100%);
  display:grid;place-items:center;color:#102522;font-weight:800;font-size:17px;
  box-shadow:0 10px 22px rgba(255,138,61,.32);
}
.brand-text b{display:block;font-size:17px;font-weight:800;letter-spacing:.4px;line-height:1.4}
.brand-text span{display:block;font-size:11.5px;color:rgba(255,255,255,.66);letter-spacing:.6px}
.nav-title{margin:22px 12px 8px;font-size:11px;letter-spacing:2px;color:rgba(255,255,255,.45);font-weight:700}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-link{
  position:relative;display:flex;align-items:center;gap:11px;
  padding:12px 14px;border-radius:999px;
  color:rgba(255,255,255,.8);font-size:15px;font-weight:500;
  transition:transform .2s ease,background-color .2s ease,color .2s ease;
}
.nav-link i{width:18px;text-align:center;font-size:14px;opacity:.9}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.1);transform:translateX(3px)}
.nav-link.is-active{color:#fff;background:rgba(255,255,255,.16);font-weight:700}
.nav-link.is-active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:4px;background:var(--accent);
}
.sidebar-cta{
  margin-top:auto;padding:18px;border-radius:20px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
}
.sidebar-cta strong{display:block;font-size:14px;font-weight:800;color:#fff;margin-bottom:6px}
.sidebar-cta p{font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.78)}
.sidebar-cta a{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  padding:9px 16px;border-radius:999px;font-size:13px;font-weight:700;
  background:linear-gradient(135deg,#FF8A3D,#F4C95D);color:#102522;
  transition:transform .2s ease,box-shadow .2s ease;
}
.sidebar-cta a:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(255,138,61,.32)}
.sidebar-foot{margin-top:18px;font-size:11.5px;color:rgba(255,255,255,.5);line-height:1.7}

.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:64px;z-index:90;
  align-items:center;justify-content:space-between;padding:0 16px;
  background:linear-gradient(135deg,#0B6E5F,#0F9D8A);color:#fff;
  box-shadow:0 10px 26px rgba(11,110,95,.24);
}
.topbar-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px}
.topbar-brand .brand-mark{width:34px;height:34px;flex:0 0 34px;border-radius:11px;font-size:14px}
.menu-toggle{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.14);color:#fff;font-size:17px;
}
.menu-toggle:hover{background:rgba(255,255,255,.24)}
.drawer-mask{
  position:fixed;inset:0;z-index:75;background:rgba(16,37,34,.62);
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
body.nav-open .drawer-mask{opacity:1;visibility:visible}

.app-main{margin-left:var(--sidebar);min-height:100vh;position:relative}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 40px}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15.5px;font-weight:700;
  border:0;white-space:nowrap;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:linear-gradient(135deg,#0B6E5F,#0F9D8A 68%,#FF8A3D);
  color:#fff;box-shadow:0 14px 30px rgba(11,110,95,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(11,110,95,.36)}
.btn-accent{
  background:linear-gradient(135deg,#FF8A3D,#F4C95D);
  color:#102522;box-shadow:0 14px 30px rgba(255,138,61,.3);
}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(255,138,61,.42)}
.btn-ghost{background:rgba(255,255,255,.08);border:1.5px solid rgba(255,255,255,.52);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.btn-line{background:#fff;border:1.5px solid var(--brand);color:var(--brand)}
.btn-line:hover{background:rgba(15,157,138,.1);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn[disabled]{opacity:.62;cursor:not-allowed;transform:none;box-shadow:none}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:78px 0 56px;
  color:#fff;
  background-image:linear-gradient(122deg,rgba(12,38,34,.95) 0%,rgba(11,110,95,.88) 50%,rgba(15,157,138,.74) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  border-bottom-left-radius:38px;
  border-bottom-right-radius:38px;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(244,201,93,.28),transparent 68%);
}
.hero-inner{position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  color:rgba(255,255,255,.94);letter-spacing:.5px;
}
.eyebrow i{color:var(--lemon)}
.hero h1{
  margin:22px 0 0;font-size:46px;font-weight:800;line-height:1.22;
  color:#fff;letter-spacing:.4px;
}
.hero-lead{
  margin-top:20px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.88);max-width:640px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-tips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tips span{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;font-size:13px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.9);
}
.hero-tips i{color:var(--lemon);font-size:12px}

.hero-panel{
  background:rgba(255,255,255,.96);color:var(--text);
  border-radius:var(--radius-lg);padding:24px;
  box-shadow:0 26px 60px rgba(6,42,36,.34);
}
.hero-panel h3{font-size:17px;display:flex;align-items:center;gap:9px;margin-bottom:14px}
.hero-panel h3 i{color:var(--accent)}
.hero-panel .notice{
  display:flex;gap:10px;padding:12px 0;border-top:1px solid var(--line);font-size:14px;line-height:1.7;
}
.hero-panel .notice:first-of-type{border-top:0;padding-top:0}
.hero-panel .notice b{display:block;font-size:14px;font-weight:700;color:var(--text)}
.hero-panel .notice em{display:block;font-style:normal;font-size:12px;color:var(--muted);margin-top:2px}
.dot{
  flex:0 0 8px;width:8px;height:8px;border-radius:50%;margin-top:9px;
  background:var(--brand-2);box-shadow:0 0 0 4px rgba(15,157,138,.14);
}
.dot.orange{background:var(--accent);box-shadow:0 0 0 4px rgba(255,138,61,.16)}

/* metric strip */
.metric-strip{
  margin-top:52px;padding:8px 6px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(6px);
}
.metric{padding:16px 22px;border-radius:16px}
.metric+.metric{border-left:1px solid rgba(255,255,255,.18)}
.metric-num{font-size:36px;font-weight:800;line-height:1.15;color:#fff;letter-spacing:.5px}
.metric-num small{font-size:16px;font-weight:700;margin-left:2px}
.metric-label{font-size:14px;font-weight:600;color:rgba(255,255,255,.92);margin-top:2px}
.metric-src{font-size:11.5px;color:rgba(255,255,255,.6);line-height:1.6;margin-top:4px}

/* ============ Sections ============ */
.section{padding:78px 0}
.section.tint{background:linear-gradient(180deg,rgba(15,157,138,.05),rgba(15,157,138,0) 70%)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:38px}
.section-title{font-size:33px;line-height:1.3}
.section-title em{
  font-style:normal;display:block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--brand-2);margin-bottom:10px;
}
.section-sub{color:var(--muted);font-size:15px;max-width:660px;line-height:1.85}
.section-head .more{font-size:14px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.section-head .more:hover{color:var(--accent)}

/* cards */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow);height:100%;
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--brand-2);box-shadow:var(--shadow-hover)}
.card-index{font-size:12.5px;font-weight:800;letter-spacing:1.6px;color:var(--brand-2)}
.card h3{font-size:20px;margin-top:10px}
.card p{color:var(--muted);font-size:14.5px;line-height:1.8;margin-top:10px}
.card-media{
  border-radius:var(--radius-md);overflow:hidden;margin:-6px -6px 18px;
  aspect-ratio:16/9;background:#E8F2EE;
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card:hover .card-media img{transform:scale(1.05)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:600;color:#0B6E5F;
  background:rgba(15,157,138,.1);border:1px solid rgba(15,157,138,.22);
}
.tag.orange{color:#B85418;background:rgba(255,138,61,.12);border-color:rgba(255,138,61,.26)}
.tag.lemon{color:#8A6A0E;background:rgba(244,201,93,.2);border-color:rgba(244,201,93,.45)}
.card-link{
  margin-top:auto;padding-top:18px;font-size:14px;font-weight:700;color:var(--brand);
  display:inline-flex;align-items:center;gap:8px;
}
.card-link:hover{color:var(--accent);gap:12px}
.card-link i{transition:transform .2s ease}
.card-link:hover i{transform:translateX(3px)}

.card-main{
  background:linear-gradient(160deg,#0B6E5F 0%,#0F9D8A 100%);
  border-color:transparent;color:#fff;position:relative;overflow:hidden;
}
.card-main::after{
  content:"";position:absolute;right:-90px;bottom:-90px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(244,201,93,.28),transparent 70%);
}
.card-main h3,.card-main .card-index{color:#fff}
.card-main p{color:rgba(255,255,255,.86)}
.card-main .tag{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.28);color:#fff}
.card-main .card-link{color:var(--lemon)}
.card-main .card-link:hover{color:#fff}
.card-main .card-media{aspect-ratio:16/8;margin:-6px -6px 20px}

/* compare */
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow);height:100%;
}
.compare-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.compare-head h3{font-size:18px}
.compare-row{margin-top:20px}
.compare-row:first-of-type{margin-top:14px}
.compare-label{display:flex;align-items:center;justify-content:space-between;font-size:13.5px;font-weight:600;color:var(--text)}
.compare-label span:last-child{font-weight:800;color:var(--brand);font-size:15px}
.bar{height:10px;border-radius:999px;background:#E8F2EE;overflow:hidden;margin:8px 0 0}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#0B6E5F,#0F9D8A);width:0;transition:width 1s ease}
.bar-fill.orange{background:linear-gradient(90deg,#FF8A3D,#F4C95D)}
.bar-fill.muted{background:linear-gradient(90deg,#C6D8D2,#DCEAE4)}
.compare-src{
  margin-top:20px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:12px;color:var(--muted);line-height:1.7;
}

/* news */
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;
  box-shadow:var(--shadow);height:100%;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--brand-2);box-shadow:var(--shadow-hover)}
.news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:#E8F2EE}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.chip{
  display:inline-flex;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:700;
  color:#0B6E5F;background:rgba(15,157,138,.1);border:1px solid rgba(15,157,138,.22);
}
.news-body h3{font-size:17px;margin-top:12px;line-height:1.5}
.news-body h3 a:hover{color:var(--brand-2)}
.news-body p{font-size:14px;color:var(--muted);line-height:1.75;margin-top:10px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-more{
  margin-top:auto;padding-top:16px;font-size:13.5px;font-weight:700;color:var(--brand);
  display:inline-flex;align-items:center;gap:7px;
}
.news-more:hover{color:var(--accent)}
.news-more i{transition:transform .2s ease}
.news-more:hover i{transform:translateX(3px)}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius-lg);
  padding:56px 24px;text-align:center;
}
.empty-state i{font-size:34px;color:var(--brand-2)}
.empty-state strong{display:block;font-size:17px;margin-top:14px}
.empty-state p{color:var(--muted);font-size:14px;margin-top:8px}
.empty-state .btn{margin-top:22px}

/* voices */
.voice-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow);height:100%;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.voice-card .quote{font-size:15px;line-height:1.85;color:var(--text)}
.voice-card .who{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 40px;display:grid;place-items:center;
  font-size:14px;font-weight:800;color:#fff;background:var(--grad-soft);
}
.who b{display:block;font-size:14px;font-weight:700}
.who span{display:block;font-size:12px;color:var(--muted)}
.stars{color:var(--lemon);font-size:12px;letter-spacing:2px;margin-bottom:12px}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:var(--brand-2);box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:19px 24px;min-height:56px;text-align:left;font-size:16.5px;font-weight:700;color:var(--text);
}
.faq-q:hover{color:var(--brand)}
.faq-icon{
  flex:0 0 30px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  font-size:13px;color:var(--brand);background:rgba(15,157,138,.12);
  transition:transform .25s ease,background-color .25s ease,color .25s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a p{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--muted)}

/* cta form */
.cta-card{
  position:relative;overflow:hidden;
  background:linear-gradient(140deg,#0C2622 0%,#0B6E5F 58%,#0F9D8A 100%);
  border-radius:var(--radius-xl);padding:48px;color:#fff;
  box-shadow:0 30px 70px rgba(11,110,95,.3);
}
.cta-card::after{
  content:"";position:absolute;left:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,138,61,.26),transparent 70%);
}
.cta-card h2{color:#fff;font-size:30px;line-height:1.35}
.cta-card .cta-sub{color:rgba(255,255,255,.86);font-size:15px;margin-top:14px;line-height:1.85;max-width:560px}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.9)}
.cta-points i{color:var(--lemon);margin-top:6px;font-size:12px}
.form-card{position:relative;z-index:2;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-lg);padding:26px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13px;font-weight:700;color:rgba(255,255,255,.92)}
.field label span{color:var(--lemon)}
.field input,.field select,.field textarea{
  height:48px;border-radius:var(--radius-sm);padding:0 14px;font-size:15px;
  border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.14);color:#fff;
  transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:112px;padding:12px 14px;resize:vertical;line-height:1.7}
.field select option{color:#18322E}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.55)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--lemon);background:rgba(255,255,255,.22);
  box-shadow:0 0 0 3px rgba(244,201,93,.28);
}
.form-note{font-size:12px;color:rgba(255,255,255,.66);line-height:1.7;margin-top:14px}
.form-msg{margin-top:14px;font-size:13.5px;font-weight:600;display:none}
.form-msg.ok{display:block;color:#B8F2E4}
.form-msg.err{display:block;color:#FFC9A3}
.form-actions{margin-top:20px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}

/* footer */
.site-footer{position:relative;background:#102522;color:rgba(255,255,255,.76);padding:66px 0 26px;margin-top:0}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;flex:0 0 40px;border-radius:13px}
.footer-brand b{font-size:17px;font-weight:800;color:#fff}
.footer-col p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.68)}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;letter-spacing:1px;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13.5px;color:rgba(255,255,255,.72)}
.footer-links a:hover{color:var(--accent)}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:13.5px;color:rgba(255,255,255,.72)}
.footer-contact i{color:var(--brand-2);width:16px;margin-right:6px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.footer-bottom a:hover{color:var(--accent)}

/* utils */
.mb-0{margin-bottom:0}
.mt-24{margin-top:24px}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* ============ Responsive ============ */
@media (max-width:1199px){
  :root{--sidebar:216px}
  .container{padding:0 28px}
  .hero h1{font-size:40px}
  .hero-panel{padding:20px}
  .metric{padding:14px 16px}
  .metric-num{font-size:31px}
}
@media (max-width:1023px){
  .app-sidebar{width:280px;transform:translateX(-100%);box-shadow:0 0 60px rgba(6,42,36,.4)}
  body.nav-open .app-sidebar{transform:translateX(0)}
  .topbar{display:flex}
  .app-main{margin-left:0;padding-top:64px}
  .container{padding:0 24px}
  .hero{padding:56px 0 46px;border-bottom-left-radius:26px;border-bottom-right-radius:26px}
  .hero h1{font-size:34px}
  .hero-lead{font-size:16px}
  .metric+.metric{border-left:0;border-top:1px solid rgba(255,255,255,.16)}
  .metric{padding:16px 6px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-card{padding:34px}
  .form-grid{grid-template-columns:1fr}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .section-title{font-size:26px}
  .hero h1{font-size:29px}
  .hero-actions .btn{width:100%}
  .metric-strip{margin-top:38px}
  .metric-num{font-size:29px}
  .cta-card{padding:26px;border-radius:24px}
  .cta-card h2{font-size:23px}
  .form-card{padding:18px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .faq-q{font-size:15.5px;padding:16px 18px}
  .faq-a p{padding:0 18px 18px}
  .card{padding:20px}
  .news-body{padding:16px 18px 18px}
}
@media (max-width:479px){
  body{font-size:15px}
  .hero h1{font-size:25px}
  .hero-lead{font-size:15px}
  .section-title{font-size:22px}
  .metric-num{font-size:26px}
  .btn{padding:13px 22px;font-size:15px}
  .brand-text b{font-size:16px}
}

/* roulang page: article */
:root{
  --brand-1:#0B6E5F;
  --brand-2:#0F9D8A;
  --accent:#FF8A3D;
  --lemon:#F4C95D;
  --bg:#F5FAF7;
  --dark:#102522;
  --text:#18322E;
  --muted:#5E716D;
  --line:#DCEAE4;
  --white:#FFFFFF;
  --radius-xl:28px;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-1:0 18px 40px rgba(11,110,95,.10);
  --shadow-2:0 22px 52px rgba(11,110,95,.16);
  --grad:linear-gradient(135deg,#0B6E5F 0%,#0F9D8A 72%,#FF8A3D 100%);
  --grad-soft:linear-gradient(180deg,#102522 0%,#0B6E5F 62%,#0F9D8A 100%);
  --sidebar-w:264px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  font-weight:400;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--accent)}
button,input,textarea,select{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{margin:0;color:var(--text);line-height:1.25;font-weight:800;letter-spacing:-.2px}
p{margin:0}
::selection{background:rgba(15,157,138,.22)}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--brand-1);color:#fff;padding:10px 18px;border-radius:0 0 12px 0;
}
.skip-link:focus{left:0;color:#fff}

/* ============ 布局骨架 ============ */
.app{min-height:100vh}
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidebar-w);
  padding:26px 18px 22px;
  display:flex;
  flex-direction:column;
  background:var(--grad-soft);
  color:#fff;
  z-index:60;
  overflow-y:auto;
  box-shadow:10px 0 34px rgba(16,37,34,.16);
}
.sidebar::after{
  content:"";
  position:absolute;top:0;right:0;width:1px;bottom:0;
  background:linear-gradient(180deg,rgba(255,255,255,.28),rgba(255,255,255,0));
}
.side-brand{
  display:flex;align-items:center;gap:12px;
  color:#fff;padding:6px 6px 18px;
  border-bottom:1px solid rgba(255,255,255,.16);
}
.side-brand:hover{color:#fff}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:44px;height:44px;padding:0 10px;
  border-radius:14px;
  background:linear-gradient(135deg,#FF8A3D,#F4C95D);
  color:#17302B;font-weight:800;font-size:16px;letter-spacing:.5px;
  box-shadow:0 10px 22px rgba(255,138,61,.30);
}
.side-brand-text{display:flex;flex-direction:column;line-height:1.35}
.side-brand-text b{font-size:17px;font-weight:800;letter-spacing:.3px}
.side-brand-text small{font-size:12px;color:rgba(255,255,255,.72);letter-spacing:.4px}

.nav-list{display:flex;flex-direction:column;gap:8px;margin-top:22px}
.nav-link{
  position:relative;
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;
  border-radius:999px;
  color:rgba(255,255,255,.82);
  font-size:15px;font-weight:500;
  transition:transform .22s ease,background-color .22s ease,color .22s ease;
}
.nav-link i{width:20px;text-align:center;font-size:15px;opacity:.92}
.nav-link:hover{background:rgba(255,255,255,.13);color:#fff;transform:translateX(4px)}
.nav-link.is-active{background:rgba(255,255,255,.17);color:#fff;font-weight:700}
.nav-link.is-active::before{
  content:"";position:absolute;left:2px;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:999px;background:var(--accent);
}
.nav-link:focus-visible{outline:3px solid rgba(255,138,61,.65);outline-offset:2px}

.side-cta{
  margin-top:auto;
  padding:18px;
  border-radius:var(--radius-md);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
}
.side-cta p{font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.88);margin-bottom:14px}

.app-main{margin-left:var(--sidebar-w);display:flex;flex-direction:column;min-height:100vh}
.main{flex:1 0 auto;width:100%;max-width:1360px;margin:0 auto;padding:28px 48px 64px}

.topbar{
  display:none;
  position:sticky;top:0;z-index:70;
  align-items:center;gap:14px;
  padding:12px 18px;
  background:linear-gradient(120deg,#0B6E5F,#0F9D8A);
  color:#fff;
  box-shadow:0 10px 26px rgba(11,110,95,.24);
}
.topbar-toggle{
  width:42px;height:42px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.16);color:#fff;font-size:17px;
  transition:background-color .2s ease;
}
.topbar-toggle:hover{background:rgba(255,255,255,.28)}
.topbar-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px}
.topbar-brand:hover{color:#fff}
.topbar-brand .brand-mark{min-width:34px;height:34px;font-size:13px;border-radius:10px;box-shadow:none}
.topbar-page{margin-left:auto;font-size:12.5px;color:rgba(255,255,255,.85);letter-spacing:.4px}

.scrim{
  position:fixed;inset:0;background:rgba(16,37,34,.58);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:55;
}
.scrim.is-open{opacity:1;visibility:visible}

/* ============ 通用组件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px rgba(11,110,95,.24)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);background:linear-gradient(135deg,#0F9D8A,#0B6E5F 60%,#FF8A3D 100%)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--brand-1);border-color:rgba(11,110,95,.28)}
.btn-ghost:hover{background:#EAF7F3;color:var(--brand-1);border-color:var(--brand-2);transform:translateY(-2px)}
.btn-accent{background:linear-gradient(135deg,#FF8A3D,#FFA45F);color:#3A1B04;box-shadow:0 12px 26px rgba(255,138,61,.30)}
.btn-accent:hover{color:#3A1B04;transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,138,61,.38)}
.btn-sm{padding:10px 18px;font-size:13.5px}
.btn:focus-visible{outline:3px solid rgba(255,138,61,.7);outline-offset:3px}

.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.2px;
  background:rgba(15,157,138,.12);
  color:var(--brand-1);
  border:1px solid rgba(15,157,138,.24);
}
.chip-accent{background:rgba(255,138,61,.14);color:#B45414;border-color:rgba(255,138,61,.28)}
.chip-soft{background:rgba(11,110,95,.08);color:var(--muted);border-color:var(--line)}

/* ============ 面包屑 ============ */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:9px;
  font-size:13.5px;color:var(--muted);margin-bottom:20px;
}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--accent)}
.crumbs .sep{color:#B9CCC7}
.crumbs .current{color:var(--brand-1);font-weight:600;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 文章头部 ============ */
.article-head{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  padding:34px 38px 30px;
  box-shadow:var(--shadow-1);
  position:relative;
  overflow:hidden;
}
.article-head::before{
  content:"";position:absolute;left:0;top:0;height:5px;width:100%;
  background:var(--grad);
}
.article-title{font-size:38px;font-weight:800;line-height:1.26;margin:16px 0 16px;letter-spacing:-.4px}
.article-lead{
  font-size:16.5px;line-height:1.85;color:#2C4A44;
  padding:16px 20px;border-radius:16px;background:#F2FAF7;border-left:4px solid var(--brand-2);
  margin-bottom:20px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:22px;
  padding-top:16px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--muted);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--brand-2)}

.article-cover{
  margin-top:26px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  background:#E7F3EF;
}
.article-cover img{width:100%;height:380px;object-fit:cover}

/* ============ 正文布局 ============ */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 296px;
  gap:36px;
  margin-top:32px;
  align-items:start;
}
.article-body{
  max-width:860px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  padding:38px 42px 34px;
  box-shadow:var(--shadow-1);
  font-size:17px;
  line-height:1.85;
  color:#1F3A35;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.15em;line-height:1.85}
.article-body h2{
  font-size:26px;font-weight:800;line-height:1.35;
  margin:1.9em 0 .75em;
  padding-left:14px;
  border-left:5px solid var(--brand-2);
}
.article-body h3{font-size:20px;font-weight:700;margin:1.5em 0 .6em;color:var(--brand-1)}
.article-body h4{font-size:17.5px;font-weight:700;margin:1.3em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.15em;padding-left:1.35em}
.article-body ul li{list-style:disc;margin:.45em 0;line-height:1.8}
.article-body ol li{list-style:decimal;margin:.45em 0;line-height:1.8}
.article-body li::marker{color:var(--brand-2)}
.article-body a{color:var(--brand-1);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(11,110,95,.35)}
.article-body a:hover{color:var(--accent);text-decoration-color:rgba(255,138,61,.7)}
.article-body strong{font-weight:800;color:#12312B}
.article-body blockquote{
  margin:1.5em 0;padding:16px 22px;
  background:#F0FAF7;border-left:4px solid var(--accent);
  border-radius:0 16px 16px 0;color:#22463F;font-size:16.5px;
}
.article-body img{border-radius:18px;margin:1.5em 0;width:100%;box-shadow:0 12px 28px rgba(11,110,95,.12)}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15.5px;
  border:1px solid var(--line);border-radius:16px;overflow:hidden;
}
.article-body thead th{background:#EAF7F3;color:var(--brand-1);font-weight:700;text-align:left}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body tbody tr:hover{background:#F8FCFA}
.article-body code{background:#EAF7F3;color:#0B6E5F;padding:2px 7px;border-radius:8px;font-size:14.5px}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:2em 0}

.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.tag-row .tag{
  padding:7px 15px;border-radius:999px;font-size:13.5px;font-weight:600;
  background:#F2FAF7;color:var(--brand-1);border:1px solid var(--line);
  transition:transform .2s ease,background-color .2s ease,color .2s ease;
}
.tag-row .tag:hover{background:var(--brand-1);color:#fff;transform:translateY(-2px)}

/* ============ 侧栏卡片 ============ */
.article-side{position:sticky;top:26px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px 22px 24px;box-shadow:var(--shadow-1);
}
.side-card h3{font-size:16px;font-weight:800;display:flex;align-items:center;gap:9px;margin-bottom:14px}
.side-card h3 i{color:var(--accent)}
.side-card p{font-size:14px;line-height:1.8;color:var(--muted)}
.side-links{display:flex;flex-direction:column;gap:6px;margin-top:14px}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;border-radius:14px;background:#F6FBF9;
  font-size:14px;font-weight:600;color:#22463F;
  transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.side-links a i{font-size:12px;color:var(--brand-2);transition:transform .2s ease}
.side-links a:hover{background:#EAF7F3;color:var(--brand-1);transform:translateX(3px)}
.side-links a:hover i{transform:translateX(3px)}
.side-note{
  border-radius:var(--radius-lg);padding:22px;
  background:linear-gradient(135deg,#0B6E5F,#0F9D8A 78%,#FF8A3D 100%);
  color:#fff;box-shadow:var(--shadow-1);
}
.side-note h3{font-size:16px;font-weight:800;color:#fff;margin-bottom:10px}
.side-note p{font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.9);margin-bottom:16px}

/* ============ 推荐卡片 ============ */
.section{margin-top:56px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-head h2{font-size:26px;font-weight:800}
.section-head .sub{font-size:14px;color:var(--muted);margin-top:8px}
.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rec-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rec-card:hover{transform:translateY(-4px);border-color:var(--brand-2);box-shadow:var(--shadow-2)}
.rec-media{height:168px;overflow:hidden;background:#E7F3EF}
.rec-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.rec-card:hover .rec-media img{transform:scale(1.06)}
.rec-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.rec-body h3{font-size:17.5px;font-weight:800;line-height:1.45}
.rec-body h3 a{color:var(--text)}
.rec-body h3 a:hover{color:var(--brand-1)}
.rec-body p{font-size:14px;line-height:1.75;color:var(--muted)}
.rec-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12.5px;color:var(--muted);padding-top:12px;border-top:1px dashed var(--line);
}
.rec-foot .go{font-weight:700;color:var(--brand-1);display:inline-flex;align-items:center;gap:6px}

/* ============ CTA 区块 ============ */
.cta-band{
  margin-top:56px;border-radius:var(--radius-xl);
  padding:44px 46px;
  background:linear-gradient(135deg,#0B6E5F 0%,#0F9D8A 68%,#FF8A3D 100%);
  color:#fff;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:32px;align-items:center;box-shadow:var(--shadow-2);
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.10);
}
.cta-band h2{color:#fff;font-size:30px;line-height:1.3}
.cta-band p{color:rgba(255,255,255,.92);font-size:15px;line-height:1.85;margin-top:14px;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}
.cta-actions .btn-ghost{background:rgba(255,255,255,.94);border-color:transparent;color:#0B6E5F}
.cta-actions .btn-ghost:hover{background:#fff;color:#0B6E5F}

/* ============ 空态 ============ */
.empty-state{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);
  padding:70px 40px;text-align:center;box-shadow:var(--shadow-1);
}
.empty-state i{font-size:44px;color:var(--brand-2);margin-bottom:18px;display:block}
.empty-state h1{font-size:28px;margin-bottom:14px}
.empty-state p{font-size:15.5px;color:var(--muted);max-width:520px;margin:0 auto 26px;line-height:1.85}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:auto;
  background:var(--dark);
  color:rgba(255,255,255,.82);
  padding:0 0 24px;
  position:relative;
}
.site-footer::before{
  content:"";display:block;height:4px;width:100%;
  background:var(--grad);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;
  padding:48px 0 34px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{box-shadow:none;min-width:40px;height:40px;font-size:14px}
.footer-brand b{color:#fff;font-size:18px;font-weight:800;letter-spacing:.4px}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:420px}
.footer-col h4{color:#fff;font-size:15px;font-weight:800;margin-bottom:16px;letter-spacing:.4px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.78);font-size:14px;transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-links a:hover{color:var(--accent);transform:translateX(3px)}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(255,255,255,.78)}
.footer-contact span{display:inline-flex;align-items:center;gap:9px}
.footer-contact i{color:var(--brand-2)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.14);
  padding-top:20px;font-size:13px;color:rgba(255,255,255,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--sidebar-w:232px;}
  .main{padding:26px 32px 56px}
  .article-layout{grid-template-columns:minmax(0,1fr) 260px;gap:26px}
  .article-title{font-size:34px}
  .article-body{padding:32px 32px 30px}
  .cta-band{padding:38px 34px;grid-template-columns:1fr}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:1023px){
  .topbar{display:flex}
  .sidebar{
    transform:translateX(-104%);
    transition:transform .28s ease;
    width:282px;
    box-shadow:16px 0 46px rgba(16,37,34,.30);
  }
  .sidebar.is-open{transform:translateX(0)}
  .app-main{margin-left:0}
  .main{padding:22px 22px 48px}
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .article-side{display:none}
  .article-cover img{height:300px}
}
@media (max-width:767px){
  .main{padding:18px 16px 40px}
  .article-head{padding:24px 20px 22px;border-radius:var(--radius-lg)}
  .article-title{font-size:28px}
  .article-lead{font-size:15.5px;padding:14px 16px}
  .article-body{padding:24px 20px 22px;font-size:16px;border-radius:var(--radius-lg)}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .article-cover img{height:220px}
  .rec-grid{grid-template-columns:minmax(0,1fr)}
  .section-head h2{font-size:22px}
  .cta-band{padding:30px 22px;border-radius:var(--radius-lg)}
  .cta-band h2{font-size:23px}
  .footer-grid{grid-template-columns:1fr;padding:36px 0 26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .article-title{font-size:24px}
  .article-meta{gap:14px;font-size:13px}
  .btn{width:100%}
  .cta-actions{width:100%}
  .rec-media{height:150px}
}

/* roulang page: category1 */
:root{
  --c-primary:#0B6E5F;
  --c-primary-2:#0F9D8A;
  --c-accent:#FF8A3D;
  --c-lemon:#F4C95D;
  --c-bg:#F5FAF7;
  --c-dark:#102522;
  --c-text:#18322E;
  --c-muted:#5E716D;
  --c-border:#DCEAE4;
  --c-card:#FFFFFF;
  --c-soft:#E8F4F0;
  --grad-brand:linear-gradient(135deg,#0B6E5F 0%,#0F9D8A 70%,#FF8A3D 100%);
  --grad-side:linear-gradient(180deg,#0B6E5F 0%,#0D7C6B 58%,#0F9D8A 100%);
  --grad-soft:linear-gradient(135deg,rgba(15,157,138,.10),rgba(255,138,61,.10));
  --r-xl:28px;
  --r-lg:22px;
  --r-md:18px;
  --r-sm:12px;
  --sh-1:0 18px 40px rgba(11,110,95,.10);
  --sh-2:0 22px 52px rgba(11,110,95,.16);
  --sh-soft:0 8px 22px rgba(11,110,95,.07);
  --sidebar-w:252px;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
h1,h2,h3,h4,h5{margin:0 0 .55em;color:var(--c-dark);line-height:1.24;font-weight:800;letter-spacing:-.01em;}
h1{font-size:clamp(28px,3.4vw,46px);}
h2{font-size:clamp(24px,2.4vw,34px);}
h3{font-size:clamp(18px,1.4vw,22px);font-weight:700;}
p{margin:0 0 1em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;height:auto;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(255,138,61,.28);}

.container{width:100%;max-width:1300px;margin:0 auto;padding:0 44px;}

/* ---------- 侧栏 ---------- */
.app-sidebar{
  position:fixed;
  left:0;top:0;bottom:0;
  width:var(--sidebar-w);
  background:var(--grad-side);
  display:flex;
  flex-direction:column;
  padding:26px 18px 22px;
  z-index:60;
  overflow-y:auto;
}
.sidebar-brand{
  display:flex;align-items:center;gap:11px;
  padding:4px 8px 22px;
  border-bottom:1px solid rgba(255,255,255,.16);
  margin-bottom:20px;
}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:14px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.30);
  color:#fff;font-weight:800;font-size:16px;letter-spacing:.5px;
}
.sidebar-brand b{color:#fff;font-size:18px;font-weight:800;letter-spacing:.3px;}
.sidebar-brand small{display:block;color:rgba(255,255,255,.62);font-size:11px;font-weight:400;letter-spacing:.6px;line-height:1.4;}

.nav-list{display:flex;flex-direction:column;gap:6px;}
.nav-link{
  position:relative;
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;
  border-radius:14px;
  color:rgba(255,255,255,.82);
  font-size:15px;
  line-height:1.45;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.nav-link i{width:18px;text-align:center;font-size:14px;opacity:.9;}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.12);transform:translateX(2px);}
.nav-link:focus-visible{outline:3px solid rgba(255,138,61,.75);outline-offset:2px;}
.nav-link.is-active{color:#fff;background:rgba(255,255,255,.18);font-weight:700;}
.nav-link.is-active::before{
  content:"";position:absolute;left:-18px;top:11px;bottom:11px;width:4px;
  border-radius:0 4px 4px 0;background:var(--c-accent);
}

.sidebar-cta{
  margin-top:auto;
  background:rgba(255,255,255,.13);
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-md);
  padding:16px 15px;
  color:#fff;
}
.sidebar-cta p{font-size:13px;line-height:1.6;color:rgba(255,255,255,.86);margin:0 0 12px;}
.sidebar-cta .btn{width:100%;justify-content:center;}

/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-topbar{
  display:none;
  position:fixed;top:0;left:0;right:0;
  height:60px;align-items:center;gap:12px;
  padding:0 16px;
  background:linear-gradient(135deg,#0B6E5F,#0F9D8A);
  color:#fff;z-index:70;
  box-shadow:0 8px 20px rgba(11,110,95,.22);
}
.menu-toggle{
  width:40px;height:40px;border-radius:12px;
  border:1px solid rgba(255,255,255,.32);
  background:rgba(255,255,255,.12);
  color:#fff;font-size:16px;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease;
}
.menu-toggle:hover{background:rgba(255,255,255,.22);}
.topbar-title{font-weight:700;font-size:15px;}
.topbar-brand{margin-left:auto;font-size:13px;color:rgba(255,255,255,.85);}

.sidebar-overlay{
  display:none;
  position:fixed;inset:0;
  background:rgba(16,37,34,.55);
  z-index:55;
  opacity:0;transition:opacity .25s ease;
}
.sidebar-overlay.is-show{display:block;opacity:1;}

/* ---------- 主内容 ---------- */
.app-main{
  margin-left:var(--sidebar-w);
  min-height:100vh;
  padding-bottom:0;
}
.section{padding:74px 0;}
.section-tight{padding:52px 0;}
.section-head{max-width:760px;margin-bottom:34px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(15,157,138,.12);
  color:var(--c-primary);
  font-size:13px;font-weight:700;letter-spacing:.4px;
  margin-bottom:14px;
}
.eyebrow.on-dark{background:rgba(255,255,255,.18);color:#fff;}
.section-head p{color:var(--c-muted);font-size:16px;margin:0;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:999px;
  font-size:15.5px;font-weight:700;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  color:#fff;
  background-image:var(--grad-brand);
  background-size:160% 160%;
  background-position:0% 50%;
  box-shadow:0 14px 30px rgba(11,110,95,.24);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(11,110,95,.32);background-position:100% 50%;}
.btn-primary:active{transform:translateY(1px);}
.btn-primary:focus-visible{outline:3px solid rgba(255,138,61,.85);outline-offset:3px;}
.btn-outline{
  color:var(--c-primary);background:#fff;border-color:var(--c-border);
  box-shadow:var(--sh-soft);
}
.btn-outline:hover{background:var(--c-soft);border-color:var(--c-primary-2);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(1px);}
.btn-outline:focus-visible{outline:3px solid rgba(255,138,61,.85);outline-offset:3px;}
.btn-ghost{
  color:#fff;background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.42);
}
.btn-ghost:hover{background:rgba(255,255,255,.26);transform:translateY(-2px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:78px 0 96px;
  overflow:hidden;
  color:#fff;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  transform:scale(1.02);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(11,110,95,.94) 0%,rgba(15,157,138,.86) 58%,rgba(255,138,61,.55) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:860px;}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.82);margin-bottom:18px;
}
.crumb a:hover{color:var(--c-lemon);}
.crumb i{font-size:11px;opacity:.7;}
.page-hero h1{color:#fff;margin-bottom:18px;text-shadow:0 6px 24px rgba(0,0,0,.18);}
.hero-sub{font-size:17.5px;line-height:1.85;color:rgba(255,255,255,.92);max-width:760px;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.tag-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.28);
  font-size:13px;color:#fff;
}

/* ---------- 指标徽章带 ---------- */
.metrics-band{margin-top:-56px;position:relative;z-index:5;}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.metric-card{
  background:var(--c-card);
  border:1px solid var(--c-border);
  border-radius:var(--r-lg);
  padding:24px 22px;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.metric-card:hover{transform:translateY(-4px);border-color:var(--c-primary-2);box-shadow:var(--sh-2);}
.metric-value{font-size:36px;font-weight:800;color:var(--c-primary);line-height:1.1;letter-spacing:-.02em;}
.metric-value em{font-style:normal;font-size:18px;margin-left:3px;color:var(--c-primary-2);}
.metric-label{font-size:14.5px;font-weight:700;color:var(--c-dark);margin-top:8px;}
.metric-meta{font-size:12px;color:var(--c-muted);margin-top:6px;line-height:1.6;}
.metric-trend{
  display:inline-flex;align-items:center;gap:5px;
  font-size:12px;font-weight:700;color:#C25A16;
  background:rgba(255,138,61,.14);
  border-radius:999px;padding:3px 10px;margin-bottom:10px;
}

/* ---------- 双栏图文 ---------- */
.split-block{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center;}
.split-media{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-1);}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(11,110,95,0) 45%,rgba(11,110,95,.42) 100%);
}
.media-badge{
  position:absolute;left:20px;bottom:20px;z-index:3;
  background:rgba(255,255,255,.94);
  border-radius:16px;padding:12px 18px;
  box-shadow:0 12px 28px rgba(11,110,95,.20);
}
.media-badge b{display:block;font-size:22px;color:var(--c-primary);font-weight:800;line-height:1.1;}
.media-badge span{font-size:12px;color:var(--c-muted);}
.split-copy h2{margin-bottom:14px;}
.split-copy > p{color:var(--c-muted);}
.check-list{display:flex;flex-direction:column;gap:14px;margin-top:26px;}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-md);
  padding:16px 18px;box-shadow:var(--sh-soft);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.check-item:hover{transform:translateY(-3px);border-color:var(--c-primary-2);box-shadow:var(--sh-1);}
.check-item i{
  flex:0 0 34px;height:34px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(15,157,138,.14);color:var(--c-primary);font-size:14px;
}
.check-item b{display:block;font-size:15.5px;color:var(--c-dark);margin-bottom:3px;}
.check-item span{font-size:14px;color:var(--c-muted);line-height:1.7;}

/* ---------- 时间线 ---------- */
.timeline-wrap{background:linear-gradient(180deg,#fff 0%,#F1F9F6 100%);border:1px solid var(--c-border);border-radius:var(--r-xl);padding:46px 44px;box-shadow:var(--sh-soft);}
.timeline{position:relative;margin:0;padding:0;list-style:none;}
.timeline::before{
  content:"";position:absolute;left:24px;top:16px;bottom:16px;width:2px;
  background:linear-gradient(180deg,var(--c-primary-2),rgba(15,157,138,.12));
}
.tl-item{position:relative;padding:0 0 30px 76px;}
.tl-item:last-child{padding-bottom:0;}
.tl-num{
  position:absolute;left:0;top:0;
  width:50px;height:50px;border-radius:16px;
  background-image:var(--grad-brand);
  color:#fff;font-weight:800;font-size:17px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 26px rgba(11,110,95,.24);
}
.tl-body h3{margin-bottom:8px;}
.tl-body p{color:var(--c-muted);font-size:15px;margin:0 0 10px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;
  background:rgba(15,157,138,.12);color:var(--c-primary);
}
.tag.warm{background:rgba(255,138,61,.16);color:#C25A16;}
.tag.soft{background:#EFF5F3;color:var(--c-muted);}

/* ---------- 静态卡片列表 ---------- */
.card-grid{display:grid;gap:22px;}
.grid-7-5{grid-template-columns:7fr 5fr;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.card{
  background:var(--c-card);
  border:1px solid var(--c-border);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-soft);
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--c-primary-2);box-shadow:var(--sh-2);}
.card-media{position:relative;overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .5s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-media .tag{position:absolute;left:16px;top:16px;background:rgba(255,255,255,.94);color:var(--c-primary);}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{margin:0;font-size:19px;}
.card-body p{color:var(--c-muted);font-size:14.5px;line-height:1.75;margin:0;}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--c-border);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.card-foot .case-link{font-size:14px;font-weight:700;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px;}
.card-foot .case-link:hover{color:var(--c-accent);}
.card-foot .case-link i{font-size:12px;transition:transform .2s ease;}
.card-foot .case-link:hover i{transform:translateX(3px);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- 提示条 ---------- */
.notice-bar{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--grad-soft);
  border:1px solid var(--c-border);
  border-left:5px solid var(--c-accent);
  border-radius:var(--r-md);
  padding:20px 24px;
  margin-top:26px;
}
.notice-bar i{color:var(--c-accent);font-size:18px;margin-top:4px;}
.notice-bar p{margin:0;font-size:14.5px;color:var(--c-text);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--c-primary-2);}
.faq-item.is-open{border-color:var(--c-primary-2);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;
  min-height:56px;padding:16px 22px;
  background:none;border:0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:700;color:var(--c-dark);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--c-primary);}
.faq-q:focus-visible{outline:3px solid rgba(255,138,61,.8);outline-offset:-3px;}
.faq-q .plus{
  margin-left:auto;flex:0 0 28px;height:28px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(15,157,138,.12);color:var(--c-primary);
  font-size:13px;transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-item.is-open .plus{transform:rotate(45deg);background:var(--c-accent);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease;}
.faq-a p{padding:0 22px 20px;margin:0;font-size:15px;line-height:1.75;color:var(--c-muted);}

/* ---------- 表单 ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  background:#fff;
  border:1px solid var(--c-border);
  border-radius:var(--r-xl);
  padding:48px 46px;
  box-shadow:var(--sh-1);
}
.cta-panel::before{
  content:"";position:absolute;left:0;right:0;top:0;height:6px;
  background-image:var(--grad-brand);
}
.cta-grid{display:grid;grid-template-columns:5fr 7fr;gap:44px;}
.cta-copy h2{margin-bottom:14px;}
.cta-copy p{color:var(--c-muted);font-size:15.5px;}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-top:22px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--c-text);}
.cta-points i{color:var(--c-primary-2);margin-top:5px;font-size:13px;}
.form-row{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;}
.form-row label{font-size:14px;font-weight:700;color:var(--c-dark);}
.form-row input,.form-row select,.form-row textarea{
  width:100%;padding:13px 16px;border-radius:var(--r-sm);
  border:1px solid var(--c-border);background:#FBFDFC;
  color:var(--c-text);font-size:15px;line-height:1.5;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-row input{height:48px;}
.form-row textarea{min-height:118px;resize:vertical;}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--c-primary-2);background:#fff;
  box-shadow:0 0 0 4px rgba(15,157,138,.14);
}
.form-row input::placeholder,.form-row textarea::placeholder{color:#9AAFA9;}
.form-note{font-size:12.5px;color:var(--c-muted);margin-top:14px;line-height:1.7;}
.form-msg{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;
}
.form-msg.ok{display:block;background:rgba(15,157,138,.12);color:var(--c-primary);border:1px solid rgba(15,157,138,.28);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-dark);
  color:rgba(255,255,255,.78);
  margin-top:20px;
  position:relative;
}
.site-footer::before{content:"";display:block;height:5px;background-image:var(--grad-brand);}
.site-footer .container{padding-top:56px;padding-bottom:26px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.26);}
.footer-brand b{color:#fff;font-size:18px;}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.4px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease,transform .2s ease;display:inline-block;}
.footer-links a:hover{color:var(--c-accent);transform:translateX(2px);}
.footer-contact{display:flex;flex-direction:column;gap:11px;font-size:14px;color:rgba(255,255,255,.72);}
.footer-contact i{width:18px;color:var(--c-primary-2);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.13);
  margin-top:40px;padding-top:20px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.58);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--sidebar-w:220px;}
  .container{padding:0 32px;}
  .metrics-grid{grid-template-columns:repeat(2,1fr);}
  .split-block{gap:32px;}
  .timeline-wrap{padding:38px 32px;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
}
@media (max-width:1023px){
  .app-sidebar{
    transform:translateX(-100%);
    transition:transform .28s ease;
    width:280px;
    box-shadow:0 0 50px rgba(0,0,0,.3);
  }
  .app-sidebar.is-open{transform:translateX(0);}
  .app-main{margin-left:0;padding-top:60px;}
  .mobile-topbar{display:flex;}
  .page-hero{padding:54px 0 82px;}
  .grid-7-5,.grid-3{grid-template-columns:1fr 1fr;}
  .split-block{grid-template-columns:1fr;}
  .split-media{order:-1;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .section{padding:56px 0;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .metrics-grid{grid-template-columns:1fr;}
  .grid-3{grid-template-columns:1fr;}
  .timeline-wrap{padding:28px 20px;border-radius:var(--r-lg);}
  .tl-item{padding-left:64px;}
  .tl-num{width:44px;height:44px;font-size:15px;border-radius:14px;}
  .timeline::before{left:21px;}
  .cta-panel{padding:32px 22px;border-radius:var(--r-lg);}
  .card-body{padding:18px 18px 20px;}
  .hero-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer .container{padding-top:40px;}
  .section{padding:46px 0;}
}
@media (max-width:519px){
  h1{font-size:27px;}
  .metric-value{font-size:30px;}
  .hero-sub{font-size:15.5px;}
  .btn{padding:13px 20px;font-size:15px;}
  .faq-q{font-size:15.5px;padding:14px 16px;}
  .faq-a p{padding:0 16px 18px;}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --brand-1:#0B6E5F;
  --brand-2:#0F9D8A;
  --accent:#FF8A3D;
  --lemon:#F4C95D;
  --bg:#F5FAF7;
  --ink-dark:#102522;
  --ink:#18322E;
  --muted:#5E716D;
  --line:#DCEAE4;
  --white:#ffffff;
  --radius-xl:30px;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-soft:0 18px 40px rgba(11,110,95,.10);
  --shadow-hover:0 22px 52px rgba(11,110,95,.16);
  --gradient-brand:linear-gradient(135deg,#0B6E5F 0%,#0F9D8A 72%,#FF8A3D 100%);
  --gradient-side:linear-gradient(165deg,#0B6E5F 0%,#0F9D8A 62%,#123B33 100%);
  --sidebar-w:256px;
  --font:"Noto Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);font-size:16px;line-height:1.8;
  color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font);margin:0 0 .6em;line-height:1.25;font-weight:800;color:var(--ink-dark)}
h1{letter-spacing:-.5px}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,transform .2s ease}
img{max-width:100%;display:block;border-radius:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:3px solid rgba(255,138,61,.65);outline-offset:2px;border-radius:6px}
::selection{background:rgba(15,157,138,.24)}

/* ============ 容器 ============ */
.container{width:100%;max-width:1360px;margin:0 auto;padding:0 40px}

/* ============ App Shell ============ */
.app-shell{display:flex;min-height:100vh;align-items:stretch}
.app-sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--gradient-side);
  display:flex;flex-direction:column;
  padding:22px 0 20px;z-index:70;
  box-shadow:8px 0 34px rgba(11,110,95,.16);
}
.app-sidebar::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,rgba(255,138,61,.0),rgba(244,201,93,.75),rgba(255,138,61,0));
}
.sidebar-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:0 18px 20px}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:13px;
  background:linear-gradient(135deg,#FF8A3D,#F4C95D);
  color:#102522;font-weight:800;font-size:15px;letter-spacing:.4px;
  box-shadow:0 8px 18px rgba(255,138,61,.34);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.brand-text b{color:#fff;font-size:17px;font-weight:800;letter-spacing:.2px;white-space:nowrap}
.brand-text small{color:rgba(255,255,255,.62);font-size:11px;letter-spacing:.6px}
.sidebar-close{display:none;color:#fff;font-size:19px;padding:6px 8px;border-radius:10px}
.sidebar-close:hover{background:rgba(255,255,255,.14)}
.nav-list{display:flex;flex-direction:column;gap:6px;padding:4px 14px}
.nav-link{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:12px 15px;border-radius:999px;
  color:rgba(255,255,255,.8);font-size:15px;font-weight:500;
  transition:all .22s ease;
}
.nav-link i{width:18px;text-align:center;font-size:14px;opacity:.9}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.1);transform:translateX(3px)}
.nav-link.is-active{color:#fff;background:rgba(255,255,255,.16);font-weight:700;box-shadow:inset 0 0 0 1px rgba(255,255,255,.16)}
.nav-link.is-active::before{
  content:"";position:absolute;left:-8px;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:4px;background:var(--accent);
}
.sidebar-foot{margin-top:auto;padding:18px 16px 0}
.sidebar-cta{
  background:rgba(255,255,255,.11);
  border:1px solid rgba(255,255,255,.2);
  border-radius:var(--radius-md);
  padding:16px 16px 18px;
}
.sidebar-cta p{color:rgba(255,255,255,.86);font-size:13.5px;line-height:1.7;margin:0 0 12px}
.btn-block{display:flex;width:100%;justify-content:center}
.sidebar-mask{
  position:fixed;inset:0;background:rgba(16,37,34,.55);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:60;
}
.sidebar-mask.is-open{opacity:1;visibility:visible}

.app-main{margin-left:var(--sidebar-w);flex:1 1 auto;min-width:0;display:flex;flex-direction:column;background:var(--bg)}

/* ============ 顶部栏（移动端） ============ */
.topbar{
  display:none;align-items:center;gap:12px;
  padding:12px 20px;background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:50;box-shadow:0 6px 20px rgba(11,110,95,.06);
}
.menu-toggle{
  width:42px;height:42px;border-radius:12px;background:rgba(15,157,138,.12);
  color:var(--brand-1);font-size:16px;display:inline-flex;align-items:center;justify-content:center;
}
.menu-toggle:hover{background:rgba(15,157,138,.2)}
.topbar-brand{display:flex;align-items:center;gap:9px;font-weight:800;color:var(--ink-dark);font-size:16px}
.topbar-brand .brand-mark{width:32px;height:32px;border-radius:10px;font-size:13px}
.topbar-cta{
  margin-left:auto;font-size:13.5px;font-weight:700;color:#fff;
  background-image:var(--gradient-brand);padding:9px 16px;border-radius:999px;
  box-shadow:0 8px 18px rgba(11,110,95,.22);
}
.topbar-cta:hover{transform:translateY(-1px)}

/* ============ 面包屑 ============ */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13.5px;color:var(--muted);padding:26px 0 18px}
.crumb a{color:var(--brand-1);font-weight:600}
.crumb a:hover{color:var(--accent)}
.crumb i{font-size:10px;opacity:.6}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;border-radius:var(--radius-xl);
  padding:54px 52px;
  color:#fff;
  background-image:
    linear-gradient(120deg,rgba(11,110,95,.95) 0%,rgba(15,157,138,.86) 58%,rgba(255,138,61,.62) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover,cover;
  background-position:center,center;
  box-shadow:var(--shadow-soft);
}
.hero::after{
  content:"";position:absolute;right:-90px;bottom:-140px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(244,201,93,.45),rgba(244,201,93,0) 70%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.85fr);gap:44px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;
  padding:7px 15px;border-radius:999px;background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.3);color:#fff;margin-bottom:18px;
}
.hero h1{font-size:clamp(30px,3.5vw,46px);color:#fff;margin-bottom:18px;letter-spacing:-1px}
.hero-lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.9);max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-badges{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.stat{
  border-radius:var(--radius-md);padding:16px 18px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);
  backdrop-filter:blur(6px);
}
.stat b{display:block;font-size:30px;font-weight:800;line-height:1.1;color:#fff}
.stat em{font-style:normal;font-size:13px;color:rgba(255,255,255,.88);display:block;margin-top:4px}
.stat small{display:block;font-size:11px;color:rgba(255,255,255,.62);margin-top:4px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn i{font-size:13px}
.btn-primary{
  background-image:var(--gradient-brand);background-size:150% 150%;background-position:0% 50%;
  color:#fff;box-shadow:0 14px 28px rgba(11,110,95,.28);
}
.btn-primary:hover{transform:translateY(-2px);background-position:100% 50%;box-shadow:0 20px 38px rgba(11,110,95,.36);color:#fff}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,255,255,.94);color:var(--brand-1);border-color:rgba(255,255,255,.9)}
.btn-ghost:hover{background:#fff;color:var(--brand-1);transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--brand-1);border-color:var(--brand-1)}
.btn-line:hover{background:#EAF6F2;transform:translateY(-2px)}
.btn-accent{
  background-image:linear-gradient(135deg,#FF8A3D,#F4C95D);color:#22322D;
  box-shadow:0 12px 24px rgba(255,138,61,.3);
}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 18px 32px rgba(255,138,61,.38);color:#22322D}

/* ============ 提示条 ============ */
.notice-strip{
  display:flex;align-items:flex-start;gap:12px;margin-top:22px;
  padding:15px 20px;border-radius:var(--radius-md);
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);
  box-shadow:0 10px 24px rgba(11,110,95,.06);
}
.notice-strip i{color:var(--accent);margin-top:4px}
.notice-strip p{margin:0;font-size:14.5px;color:var(--muted)}

/* ============ 板块 ============ */
.section{padding:60px 0 0}
.section-head{max-width:800px;margin-bottom:30px}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--brand-1);background:rgba(15,157,138,.1);
  border-radius:999px;padding:6px 15px;margin-bottom:14px;
}
.section-head h2{font-size:clamp(24px,2.4vw,34px);margin-bottom:12px}
.section-head p{color:var(--muted);margin:0;font-size:15.5px}

/* ============ 网格间距辅助 ============ */
.grid-x.gap-y{margin-bottom:-28px}
.grid-x.gap-y > .cell{margin-bottom:28px}

/* ============ 卡片 ============ */
.panel-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;height:100%;
  box-shadow:0 10px 26px rgba(11,110,95,.06);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.panel-card:hover{transform:translateY(-4px);border-color:var(--brand-2);box-shadow:var(--shadow-hover)}

/* ============ 前后对照卡 ============ */
.compare-card h3{font-size:20px;margin-bottom:6px}
.compare-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:18px}
.compare-rows{display:flex;flex-direction:column;gap:8px}
.compare-row{display:flex;align-items:baseline;justify-content:space-between;font-size:14.5px;color:var(--muted)}
.compare-row .value{font-size:20px;font-weight:800;color:var(--ink-dark)}
.compare-row .value.accent{color:var(--brand-1)}
.bar{height:10px;border-radius:999px;background:#E6F1EC;overflow:hidden}
.bar > span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#BDD9D1,#9FC9BF)}
.bar > span.bar-hot{background:linear-gradient(90deg,#0F9D8A,#FF8A3D)}
.compare-note{
  margin:16px 0 0;font-size:13px;color:var(--muted);
  border-top:1px dashed var(--line);padding-top:12px;
}

/* ============ 标签 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;
  background:rgba(15,157,138,.1);color:var(--brand-1);white-space:nowrap;
}
.tag-warm{background:rgba(255,138,61,.14);color:#C25B12}
.tag-lemon{background:rgba(244,201,93,.24);color:#8A6B10}
.tag-plain{background:#EFF6F3;color:var(--muted)}

/* ============ 维度明细卡 ============ */
.dim-card{display:flex;gap:20px;align-items:flex-start}
.dim-thumb{
  flex:0 0 132px;width:132px;height:132px;border-radius:var(--radius-md);
  overflow:hidden;background:#EAF4F0;
}
.dim-thumb img{width:100%;height:100%;object-fit:cover}
.dim-body h3{font-size:19px;margin-bottom:8px}
.dim-body p{font-size:14.5px;color:var(--muted);margin-bottom:14px}
.dim-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.link-arrow{
  display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:700;color:var(--brand-1);
}
.link-arrow i{font-size:11px;transition:transform .2s ease}
.link-arrow:hover{color:var(--accent)}
.link-arrow:hover i{transform:translateX(4px)}

/* ============ 横向滚动资料卡 ============ */
.scroll-x{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 20px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.scroll-x::-webkit-scrollbar{height:8px}
.scroll-x::-webkit-scrollbar-track{background:#E6F1EC;border-radius:999px}
.scroll-x::-webkit-scrollbar-thumb{background:#A9CFC5;border-radius:999px}
.scroll-x::-webkit-scrollbar-thumb:hover{background:var(--brand-2)}
.res-card{
  flex:0 0 300px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;display:flex;flex-direction:column;
  box-shadow:0 10px 26px rgba(11,110,95,.06);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.res-card:hover{transform:translateY(-5px);border-color:var(--brand-2);box-shadow:var(--shadow-hover)}
.res-icon{
  width:48px;height:48px;border-radius:15px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(15,157,138,.16),rgba(255,138,61,.16));
  color:var(--brand-1);font-size:18px;margin-bottom:16px;
}
.res-card h3{font-size:18px;margin-bottom:10px}
.res-card p{font-size:14px;color:var(--muted);flex:1 1 auto;margin-bottom:16px}

/* ============ 复核规则 ============ */
.rule-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.rule-item{
  display:flex;gap:16px;align-items:flex-start;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-md);padding:22px;
  box-shadow:0 8px 22px rgba(11,110,95,.05);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rule-item:hover{transform:translateY(-3px);border-color:var(--brand-2);box-shadow:var(--shadow-hover)}
.rule-num{
  flex:0 0 40px;width:40px;height:40px;border-radius:13px;
  background-image:var(--gradient-brand);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}
.rule-item h3{font-size:17px;margin-bottom:6px}
.rule-item p{font-size:14px;color:var(--muted);margin:0}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:960px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:#BFDCD4}
.faq-item.is-open{border-color:var(--brand-2);box-shadow:0 14px 32px rgba(11,110,95,.1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  text-align:left;padding:18px 22px;font-size:16.5px;font-weight:700;color:var(--ink-dark);
  min-height:56px;transition:color .2s ease;
}
.faq-q:hover{color:var(--brand-1)}
.faq-q i{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(15,157,138,.12);color:var(--brand-1);font-size:12px;
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-item.is-open .faq-q i{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-a p{padding:0 22px 20px;margin:0;font-size:15px;line-height:1.75;color:var(--muted)}

/* ============ CTA / 表单 ============ */
.cta-wrap{
  position:relative;border-radius:var(--radius-xl);overflow:hidden;
  background-image:linear-gradient(135deg,rgba(11,110,95,.97),rgba(15,157,138,.92));
  padding:48px;color:#fff;box-shadow:var(--shadow-soft);
}
.cta-wrap::before{
  content:"";position:absolute;left:-100px;top:-120px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,138,61,.35),rgba(255,138,61,0) 70%);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:44px;align-items:start}
.cta-copy h2{color:#fff;font-size:clamp(23px,2.2vw,30px);margin-bottom:14px}
.cta-copy p{color:rgba(255,255,255,.82);font-size:15px}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-top:22px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.9)}
.cta-points i{color:var(--lemon);margin-top:5px;font-size:13px}
.form-card{
  background:#fff;border-radius:var(--radius-lg);padding:30px;
  box-shadow:0 24px 50px rgba(6,40,34,.24);
}
.form-card h3{font-size:19px;margin-bottom:18px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1 / -1}
.field label{font-size:13.5px;font-weight:700;color:var(--ink-dark)}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#FAFDFB;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{height:110px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-2);background:#fff;
  box-shadow:0 0 0 4px rgba(15,157,138,.14);
}
.field input::placeholder,.field textarea::placeholder{color:#9AADA8}
.form-tip{font-size:12.5px;color:var(--muted);margin:14px 0 0;line-height:1.7}
.form-tip a{color:var(--brand-1);font-weight:700}
.submit-row{margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:72px;background:#102522;color:rgba(255,255,255,.8);
  position:relative;padding:56px 0 26px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(135deg,#0B6E5F 0%,#0F9D8A 60%,#FF8A3D 100%);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand b{color:#fff;font-size:17px;font-weight:800}
.footer-col p{font-size:14px;color:rgba(255,255,255,.68);line-height:1.8;margin:0}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:var(--accent);transform:translateX(3px)}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;color:rgba(255,255,255,.72)}
.footer-contact i{color:var(--brand-2);width:16px;margin-right:8px}
.footer-bottom{
  margin-top:40px;padding-top:20px;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,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--sidebar-w:216px}
  .container{padding:0 30px}
  .hero{padding:44px 38px}
  .cta-wrap{padding:40px 32px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
}
@media (max-width:1023px){
  .app-sidebar{
    width:280px;transform:translateX(-102%);
    transition:transform .28s ease;box-shadow:14px 0 40px rgba(11,110,95,.3);
  }
  .app-sidebar.is-open{transform:translateX(0)}
  .sidebar-close{display:inline-flex}
  .app-main{margin-left:0}
  .topbar{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .rule-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .crumb{padding:18px 0 14px}
  .hero{padding:34px 24px;border-radius:24px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{flex:1 1 100%;justify-content:center}
  .hero-badges{grid-template-columns:1fr 1fr;gap:10px}
  .stat b{font-size:24px}
  .section{padding:44px 0 0}
  .panel-card{padding:22px}
  .dim-card{flex-direction:column}
  .dim-thumb{flex:0 0 auto;width:100%;height:170px}
  .res-card{flex:0 0 260px}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:24px 20px}
  .cta-wrap{padding:32px 22px;border-radius:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:479px){
  body{font-size:15.5px}
  .hero h1{font-size:27px}
  .hero-badges{grid-template-columns:1fr}
  .faq-q{font-size:15.5px;padding:16px 18px}
  .faq-a p{padding:0 18px 18px}
  .section-head h2{font-size:23px}
}