:root{--green:#00C853;--green2:#00A844;--deep:#087F38;--mint:#E8F8EE;--pale:#F4FBF6;--ink:#14331F;--text:#222;--muted:#5B6B62;--line:rgba(0,200,83,.16);--shadow:0 12px 28px rgba(8,127,56,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--mint);color:var(--text);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:var(--deep)}img{max-width:100%}button,input{font:inherit}
.site-header{position:sticky;top:0;z-index:9999;width:100%;background:#00C853;box-shadow:0 8px 20px rgba(0,160,70,.18)}
.header-inner{max-width:1180px;min-height:70px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.site-logo{display:flex;align-items:center;flex:0 0 auto;text-decoration:none}.site-logo img{display:block;height:40px;width:auto;max-width:160px;object-fit:contain}.logo-fallback{font-size:26px;font-weight:900;color:#fff;white-space:nowrap}.logo-fallback.dark{color:#087F38}
.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0;white-space:nowrap}.nav-core a{color:#FFFFFF;padding:8px 10px;font-weight:700;text-decoration:none;white-space:nowrap}.nav-core a.is-current,.nav-core a:hover{background:rgba(255,255,255,.18);border-radius:999px}
.header-actions{display:flex;gap:8px;align-items:center}.login-btn,.register-btn,.header-reg-btn{height:40px;min-width:88px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;text-decoration:none;font-weight:700;white-space:nowrap}.login-btn,.header-reg-btn{background:#FFFFFF;color:#087F38}.register-btn{background:transparent;color:#FFFFFF;border:1px solid rgba(255,255,255,.7)}.header-reg-btn{display:none}
.menu-toggle{display:none;width:42px;height:42px;border:0;background:transparent;padding:8px;align-items:center;justify-content:center;flex-direction:column;gap:5px}.menu-toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px}
.channel-strip{background:#E8F8EE;border-bottom:1px solid var(--line)}.channel-strip-inner{max-width:1180px;margin:auto;padding:8px 18px;display:flex;gap:4px;overflow-x:auto;scrollbar-width:thin}.channel-strip a{flex:0 0 auto;padding:7px 9px;border-radius:999px;text-decoration:none;color:#2E5B3C;font-size:14px;white-space:nowrap}.channel-strip a:hover{color:#00A844;background:#fff}
.site-main{min-height:60vh}.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto}.article-wrap{width:min(860px,calc(100% - 36px));margin:0 auto}.section{padding:64px 0}.section-tight{padding:42px 0}.hero{padding:68px 0 56px;background:linear-gradient(180deg,#F4FBF6 0%,#E8F8EE 100%)}.hero-grid,.split{display:grid;grid-template-columns:1.08fr .92fr;gap:38px;align-items:center}.eyebrow{display:inline-flex;align-items:center;min-height:32px;padding:0 12px;border-radius:999px;background:#fff;color:#087F38;font-weight:800;border:1px solid var(--line);font-size:14px}.hero h1,.page-hero h1{margin:16px 0 18px;color:var(--ink);font-size:clamp(34px,4.7vw,48px);line-height:1.15;letter-spacing:-.03em}.hero p,.page-hero p{font-size:18px;line-height:1.86;color:#415248;margin:0 0 22px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:#00C853;color:#FFFFFF;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 8px 18px rgba(0,200,83,.28)}.text-link{font-weight:800;text-decoration:none}.text-link:hover{color:#00A844}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:16px;background:#E8F8EE;aspect-ratio:16/9}.media > img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.media-placeholder{position:absolute;inset:0;background:linear-gradient(145deg,#E8F8EE,#F4FBF6);border:1px dashed rgba(0,200,83,.24)}.media.card-media{height:168px;aspect-ratio:auto}.media.feature-media{height:236px;aspect-ratio:auto}
.pills{display:flex;gap:10px;overflow-x:auto;padding:6px 0 12px}.pills a{flex:0 0 auto;text-decoration:none;background:#fff;border:1px solid var(--line);border-radius:999px;padding:11px 16px;font-weight:800;color:#2E5B3C;box-shadow:var(--shadow)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}.section-head h2,.content-card h2,.article h2,.footer-grid h2{margin:0;color:var(--ink)}.section-head h2{font-size:30px}.section-head p{margin:0;color:var(--muted);max-width:620px;line-height:1.75}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.card,.content-card,.article-box,.qa-item{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.card{padding:20px;min-width:0}.card h3{margin:0 0 9px;color:var(--ink);font-size:19px}.card p{margin:0 0 14px;color:var(--muted);line-height:1.75;font-size:15px}.card a{font-weight:800;text-decoration:none}.feature-card{padding:0;overflow:hidden}.feature-card .card-body{padding:20px}
.soft{background:#F4FBF6}.white{background:#fff}.notice{padding:22px;border-left:4px solid #00C853;background:#fff;border-radius:0 16px 16px 0;line-height:1.85;color:#35483d}.notice strong{color:#087F38}.bullet-list,.step-list{margin:0;padding-left:1.25em}.bullet-list li,.step-list li{margin:8px 0;line-height:1.8}.step-list{counter-reset:step;list-style:none;padding:0;display:grid;gap:12px}.step-list li{position:relative;padding:16px 16px 16px 52px;background:#fff;border:1px solid var(--line);border-radius:14px}.step-list li:before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:#00C853;color:#fff;font-weight:900}
.page-hero{padding:58px 0 36px;background:#F4FBF6}.page-hero .hero-copy{max-width:820px}.crumbs{font-size:14px;color:var(--muted);margin-bottom:10px}.crumbs a{text-decoration:none}.article{font-size:17px;line-height:1.88;color:#2a332e}.article p{margin:0 0 18px}.article h2{font-size:26px;margin:34px 0 14px}.article h3{font-size:20px;color:#087F38;margin:24px 0 10px}.article-box{padding:26px;margin:22px 0}.article .split-note{display:grid;grid-template-columns:1fr 1fr;gap:16px}.mini-panel{padding:18px;background:#F4FBF6;border-radius:14px}.mini-panel h3{margin-top:0}.related{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.related a{padding:9px 12px;border-radius:999px;background:#F4FBF6;text-decoration:none;font-weight:800;border:1px solid var(--line)}
.qa-list{display:grid;gap:14px}.qa-item{padding:20px}.qa-item h3{margin:0 0 8px;color:var(--ink);font-size:18px}.qa-item p{margin:0;line-height:1.8;color:#435148}
.channel-matrix .card{min-height:148px}.icon-dot{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#00C853,#52df87);margin-bottom:14px;position:relative}.icon-dot:after{content:'9';position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-weight:900}
.side-float{position:fixed;right:14px;top:32%;z-index:4000;width:96px;display:grid;gap:7px}.side-float a,.side-float button{border:1px solid var(--line);background:#fff;color:#087F38;border-radius:12px;padding:10px 7px;text-decoration:none;text-align:center;font-weight:800;font-size:13px;box-shadow:var(--shadow);cursor:pointer}.side-float .side-register{background:#00C853;color:#fff}.side-float button{font-family:inherit}
.site-footer{background:#1B1F1C;color:#D7E6DB;padding:48px 0 0;margin-top:40px}.footer-grid{width:min(1180px,calc(100% - 36px));margin:0 auto;display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:28px}.footer-grid h2{color:#fff;font-size:17px;margin-bottom:14px}.footer-grid a{display:block;color:#D7E6DB;text-decoration:none;margin:9px 0}.footer-brand img{height:40px;width:auto;object-fit:contain}.footer-brand p{line-height:1.8;color:#b9cabf}.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:36px;padding:20px max(18px,calc((100% - 1180px)/2));line-height:1.75;color:#a9b7ae;display:flex;justify-content:space-between;gap:20px}.footer-bottom span{white-space:nowrap}.mobile-bottom{display:none}
.mobile-drawer,
.drawer-mask{display:none}

@media(max-width:1100px){.nav-core a{padding:8px 7px;font-size:14px}.header-actions .login-btn{display:none}.grid-4{grid-template-columns:repeat(3,1fr)}.side-float{display:none}.site-main{padding-right:0}}
@media(max-width:980px){
.mobile-drawer{
  display:block;
  position:fixed;
  inset:0 auto 0 0;
  width:min(84vw,320px);
  background:#fff;
  z-index:12000;
  transform:translateX(-105%);
  transition:transform .2s ease;
  box-shadow:18px 0 40px rgba(20,51,31,.18);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-mask{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(20,51,31,.42);
  z-index:11000;
  opacity:0;
  pointer-events:none;
  transition:opacity .18s ease;
}
.drawer-mask.is-visible{
  display:block;
  opacity:1;
  pointer-events:auto;
}
.header-inner{min-height:64px;padding:0 12px;display:grid;grid-template-columns:48px 1fr auto;gap:8px}.menu-toggle{display:flex}.site-logo{justify-self:center}.site-logo img{height:36px;max-width:138px}.nav-core,.header-actions{display:none}.header-reg-btn{display:inline-flex;min-width:76px;height:38px;padding:0 12px;font-size:14px}.channel-strip{display:none}.drawer-head{height:66px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--line)}.drawer-logo img{height:36px;width:auto;object-fit:contain}.drawer-close{width:40px;height:40px;border:0;background:#F4FBF6;border-radius:50%;font-size:28px;color:#14331F;cursor:pointer}.drawer-scroll{height:calc(100vh - 66px);overflow-y:auto;padding:14px 16px 34px}.drawer-scroll section{margin-bottom:18px}.drawer-scroll h2{font-size:14px;color:#5B6B62;margin:0 0 8px}.drawer-scroll a{display:block;padding:10px 8px;border-bottom:1px solid #eff5f0;text-decoration:none;color:#14331F;font-weight:700}.drawer-open{overflow:hidden}.hero-grid,.split{grid-template-columns:1fr}.hero-grid .media{order:-1}.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-bottom{padding-bottom:84px}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:9000;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{text-align:center;padding:14px 6px;text-decoration:none;color:#087F38;font-weight:800}.site-footer{margin-bottom:56px}.article .split-note{grid-template-columns:1fr}
}
@media(max-width:640px){.wrap,.article-wrap{width:min(100% - 28px,1180px)}.hero{padding:42px 0}.page-hero{padding:38px 0 24px}.hero h1,.page-hero h1{font-size:clamp(28px,9vw,34px)}.hero p,.page-hero p{font-size:16px}.section{padding:44px 0}.section-tight{padding:32px 0}.section-head{align-items:flex-start;flex-direction:column;margin-bottom:20px}.section-head h2{font-size:25px}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr 1fr;gap:12px}.card{padding:16px}.channel-matrix .card{min-height:154px}.card p{font-size:14px}.media.feature-media{height:220px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}.qa-item{padding:17px}.article{font-size:16px}.article h2{font-size:23px}.hero-actions .main-btn{width:auto}.header-reg-btn{min-width:68px;padding:0 10px}.site-logo img{max-width:126px}.pills{margin-right:-14px}}
@media(max-width:390px){.header-inner{grid-template-columns:44px 1fr 70px;padding:0 8px}.site-logo img{max-width:118px;height:34px}.header-reg-btn{font-size:13px;min-width:66px;padding:0 8px}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr 1fr}.card{padding:14px}.card h3{font-size:17px}.card p{font-size:13px}}