:root{--green:#00C853;--green-hover:#00A844;--deep:#087F38;--mint:#E8F8EE;--soft:#F4FBF6;--white:#FFFFFF;--title:#14331F;--text:#222222;--muted:#5B6B62;--footer:#1B1F1C;--footer-text:#D7E6DB;--line:rgba(0,200,83,.16);--shadow:0 12px 28px rgba(8,127,56,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--mint);color:var(--text);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}img,svg,video{max-width:100%}a{color: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;max-width:160px;text-decoration:none}.site-logo img{display:block;height:40px;width:auto;max-width:160px;object-fit:contain}.logo-placeholder{display:inline-flex;align-items:center;height:40px;color:#fff;font-size:24px;font-weight:900;letter-spacing:1px}.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0;flex:1}.nav-core a{color:#FFFFFF;padding:8px 10px;font-weight:700;text-decoration:none;white-space:nowrap;font-size:15px}.nav-core a.is-current,.nav-core a:hover{background:rgba(255,255,255,.18);border-radius:999px}.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}.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)}.mobile-reg,.menu-button{display:none}.channel-strip{background:#E8F8EE;border-bottom:1px solid var(--line)}.channel-inner{max-width:1180px;margin:0 auto;padding:0 18px;display:flex;align-items:center;gap:4px;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:thin}.channel-inner a{flex:0 0 auto;padding:11px 9px;color:#2E5B3C;text-decoration:none;font-size:14px;white-space:nowrap;border-bottom:2px solid transparent}.channel-inner a:hover,.channel-inner a.is-current{color:#00A844;border-color:#00A844}.site-main{min-height:60vh}.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto}.reading{width:min(820px,calc(100% - 36px));margin:0 auto}.section{padding:64px 0}.section.compact{padding:44px 0}.hero{padding:64px 0 54px}.hero-grid,.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:42px;align-items:center}.eyebrow{display:inline-flex;align-items:center;min-height:30px;padding:0 12px;border-radius:999px;background:#dff6e7;color:#087F38;font-weight:800;font-size:14px}.hero h1,.page-hero h1{margin:14px 0 18px;color:#14331F;font-size:clamp(36px,5vw,48px);line-height:1.12;letter-spacing:-.02em}.hero p,.page-hero p,.lead{font-size:18px;line-height:1.85;color:#38463e;margin:0}.page-hero{padding:56px 0 28px}.page-hero .reading{background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px;box-shadow:var(--shadow)}.hero-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:24px}.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{color:#087F38;font-weight:800;text-decoration:none}.text-link:hover{text-decoration:underline}.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;display:flex;align-items:center;justify-content:center;color:#5B6B62;background:linear-gradient(135deg,#E8F8EE,#F4FBF6);font-weight:700}.hero-media{min-height:300px}.section-title{margin:0 0 12px;color:#14331F;font-size:clamp(28px,3.4vw,38px);line-height:1.22}.section-intro{max-width:780px;color:#5B6B62;font-size:17px;line-height:1.8;margin:0 0 28px}.pill-row{display:flex;gap:10px;overflow-x:auto;padding:4px 0 8px;scrollbar-width:thin}.pill-row a{flex:0 0 auto;display:inline-flex;align-items:center;height:40px;padding:0 16px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#087F38;font-weight:800;text-decoration:none}.pill-row a:hover{border-color:#00A844;background:#F4FBF6}.channel-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.channel-card,.info-card,.feature-card,.qa-item,.step-item,.note-box,.mini-card{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.channel-card{padding:20px}.channel-card h3,.info-card h3,.feature-card h3,.mini-card h3{margin:0 0 8px;color:#14331F;font-size:20px}.channel-card p,.info-card p,.feature-card p,.mini-card p{margin:0 0 12px;color:#5B6B62;line-height:1.72}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.info-card,.feature-card{padding:24px}.feature-wall{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.soft{background:#F4FBF6;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.article{background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow)}.article h2{color:#14331F;font-size:28px;margin:34px 0 12px}.article h2:first-child{margin-top:0}.article h3{color:#14331F;font-size:21px;margin:24px 0 8px}.article p,.article li{font-size:17px;line-height:1.85;color:#303a34}.article ul,.article ol{padding-left:24px}.toc{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:24px 0}.toc a{display:block;padding:14px 16px;background:#F4FBF6;border:1px solid var(--line);border-radius:14px;color:#087F38;text-decoration:none;font-weight:800}.steps{display:grid;gap:14px;counter-reset:step}.step-item{padding:20px 20px 20px 62px;position:relative}.step-item:before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#00C853;color:#fff;font-weight:900}.step-item h3{margin:0 0 6px;color:#14331F}.step-item p{margin:0;line-height:1.75;color:#5B6B62}.qa-list{display:grid;gap:14px}.qa-item{padding:22px}.qa-item h3{margin:0 0 8px;color:#14331F;font-size:20px}.qa-item p{margin:0;line-height:1.78;color:#4b5a51}.note-box{padding:22px;border-left:5px solid #00C853;background:#F4FBF6}.note-box strong{display:block;color:#14331F;margin-bottom:8px}.related{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.related a{display:inline-flex;padding:9px 13px;border-radius:999px;background:#E8F8EE;color:#087F38;text-decoration:none;font-weight:800}.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.quote-grid blockquote{margin:0;padding:22px;background:#fff;border:1px solid var(--line);border-radius:16px;color:#435148;line-height:1.8}.site-footer{background:#1B1F1C;color:#D7E6DB;margin-top:48px}.footer-inner{max-width:1180px;margin:0 auto;padding:52px 18px 36px;display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:30px}.footer-logo{display:inline-flex;max-width:160px;margin-bottom:14px}.footer-logo img{height:40px;width:auto;object-fit:contain}.footer-logo .logo-placeholder{color:#fff}.footer-brand p{line-height:1.8;margin:0;max-width:340px}.site-footer h2{font-size:16px;color:#fff;margin:0 0 14px}.site-footer a{display:block;color:#D7E6DB;text-decoration:none;margin:9px 0}.site-footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);max-width:1180px;margin:0 auto;padding:18px;color:#b7c7bc;line-height:1.7;font-size:14px}.footer-bottom span{float:right;color:#fff}.desktop-float{position:fixed;right:18px;top:42%;z-index:9000;display:grid;gap:8px;width:104px}.desktop-float a,.desktop-float button{border:1px solid var(--line);background:#fff;color:#087F38;border-radius:12px;padding:10px 8px;text-decoration:none;font:700 13px/1.2 Arial,"PingFang SC","Microsoft YaHei",sans-serif;box-shadow:var(--shadow);text-align:center;cursor:pointer}.desktop-float .float-primary{background:#00C853;color:#fff;border-color:#00C853}.mobile-bottom{display:none}
.mobile-drawer,
.drawer-mask{display:none}

@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;
}
}
@media(max-width:980px){.nav-core,.header-actions,.channel-strip,.desktop-float{display:none}.header-inner{min-height:64px;padding:0 12px;display:grid;grid-template-columns:44px 1fr auto;gap:10px}.site-logo{justify-self:center;max-width:150px}.site-logo img{height:36px;max-width:150px}.menu-button{display:flex;width:42px;height:42px;padding:9px;border:0;border-radius:12px;background:rgba(255,255,255,.15);flex-direction:column;justify-content:center;gap:5px;cursor:pointer}.menu-button span{height:2px;width:22px;background:#fff;border-radius:2px}.mobile-reg{display:inline-flex;min-width:auto;height:38px;padding:0 13px;font-size:14px}.drawer-head{height:66px;padding:10px 14px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.drawer-logo{display:flex;max-width:155px}.drawer-logo img{height:38px;width:auto;object-fit:contain}.drawer-logo .logo-placeholder{color:#087F38}.drawer-close{border:0;background:#E8F8EE;color:#087F38;border-radius:10px;width:40px;height:40px;font-size:28px;line-height:1;cursor:pointer}.drawer-scroll{height:calc(100vh - 66px);overflow-y:auto;padding:12px 14px 32px}.drawer-scroll section{padding:12px 0;border-bottom:1px solid #edf4ef}.drawer-scroll h2{margin:0 0 8px;color:#14331F;font-size:14px}.drawer-scroll a{display:block;padding:9px 6px;color:#2f4336;text-decoration:none;border-radius:8px}.drawer-scroll a:hover{background:#F4FBF6;color:#087F38}body.drawer-open{overflow:hidden}.hero-grid,.split{grid-template-columns:1fr;gap:26px}.channel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.feature-wall{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-inner{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:10000;height:58px;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 20px rgba(8,127,56,.08);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:#087F38;text-decoration:none;font-weight:800;font-size:14px}.site-footer{padding-bottom:64px}.footer-bottom span{float:none;display:block;margin-top:8px}.section{padding:50px 0}.hero{padding:48px 0 44px}.page-hero{padding-top:42px}}
@media(max-width:720px){.wrap,.reading{width:min(100% - 28px,1180px)}.hero h1,.page-hero h1{font-size:clamp(28px,8vw,34px)}.hero p,.page-hero p,.lead{font-size:16px;line-height:1.78}.channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.grid-3,.grid-2,.quote-grid{grid-template-columns:1fr}.feature-wall{grid-template-columns:1fr}.article,.page-hero .reading{padding:24px 20px}.article h2{font-size:24px}.toc{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr;padding-top:40px}.hero-media{min-height:0}.media{border-radius:14px}.section{padding:42px 0}.section.compact{padding:34px 0}.channel-card,.info-card,.feature-card{padding:18px}.header-inner{grid-template-columns:44px minmax(0,1fr) auto}.site-logo{max-width:132px}.site-logo img{max-width:132px;height:34px}.mobile-reg{padding:0 10px;font-size:13px}.step-item{padding-left:58px}}
@media(max-width:390px){.header-inner{padding:0 9px;gap:7px}.menu-button{width:40px;height:40px}.site-logo{max-width:118px}.site-logo img{max-width:118px;height:32px}.mobile-reg{padding:0 9px;min-width:74px}.channel-grid{gap:10px}.channel-card h3{font-size:18px}.channel-card p{font-size:14px}.footer-inner{gap:22px}}