*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:#E8F8EE;color:#222;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}
a{color:#087F38;text-underline-offset:3px}
img,svg,video{max-width:100%}
.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:inline-flex;align-items:center;min-width:138px;text-decoration:none}
.site-logo img{display:block;height:40px;width:auto;max-width:160px;object-fit:contain}
.logo-fallback{font-size:25px;font-weight:900;color:#fff;letter-spacing:1px}.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:#FFF;padding:8px 10px;font-weight:700;text-decoration:none;white-space:nowrap;font-size:14px}
.nav-core a.is-current,.nav-core a:hover{background:rgba(255,255,255,.18);border-radius:999px}
.header-actions{display:flex;gap:8px}
.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:#FFF;color:#087F38}.register-btn{background:transparent;color:#FFF;border:1px solid rgba(255,255,255,.7)}
.mobile-reg,.menu-toggle{display:none}
.channel-bar{background:#E8F8EE;border-bottom:1px solid rgba(0,200,83,.16)}
.channel-scroll{max-width:1180px;margin:0 auto;display:flex;gap:6px;overflow-x:auto;padding:10px 18px;scrollbar-width:thin}
.channel-scroll a{flex:0 0 auto;color:#2E5B3C;text-decoration:none;font-size:14px;font-weight:700;padding:7px 10px;border-radius:999px}
.channel-scroll a.is-current,.channel-scroll a:hover{color:#00A844;background:#fff}
.site-main{min-height:60vh;padding-bottom:24px}
.container{width:min(1180px,calc(100% - 36px));margin:0 auto}
.reading{width:min(820px,calc(100% - 36px));margin-left:auto;margin-right:auto}
.hero{padding:64px 0 52px}.hero-grid,.split{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:38px;align-items:center}
.hero-copy h1,.page-hero h1{font-size:clamp(36px,5vw,48px);line-height:1.12;margin:0 0 18px;color:#14331F;letter-spacing:-.6px}
.hero-copy p,.lead{font-size:18px;line-height:1.85;color:#3d4d44;margin:0 0 22px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#087F38;background:#F4FBF6;border:1px solid rgba(0,200,83,.16);border-radius:999px;padding:7px 12px;font-weight:700;margin-bottom:14px}
.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:#00C853;color:#FFF;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 8px 18px rgba(0,200,83,.28)}
.main-btn:hover{background:#00A844}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:16px;background:#E8F8EE;aspect-ratio:16/9;border:1px solid rgba(0,200,83,.16)}
.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(135deg,#F4FBF6,#E8F8EE)}
.hero .media{min-height:300px;background:#F4FBF6}.split .media{min-height:220px;max-height:252px}
.quick-strip{display:flex;gap:10px;overflow-x:auto;padding:0 0 8px;scrollbar-width:thin}.quick-strip a{flex:0 0 auto;text-decoration:none;background:#fff;border:1px solid rgba(0,200,83,.16);border-radius:999px;padding:10px 16px;font-weight:700;color:#087F38}
.section{padding:58px 0}.section.compact{padding:42px 0}.section.white{background:#fff}.section h2,.reading h2{color:#14331F;font-size:clamp(24px,3vw,32px);line-height:1.25;margin:0 0 18px}.section-intro{max-width:780px;color:#5B6B62;font-size:17px;line-height:1.8;margin:0 0 26px}
.card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.info-card,.mini-card,.note-card{background:#fff;border-radius:16px;border:1px solid rgba(0,200,83,.16);box-shadow:0 12px 28px rgba(8,127,56,.08);padding:22px;min-width:0}
.info-card h3,.mini-card h3,.note-card h3{margin:0 0 10px;color:#14331F;font-size:19px}.info-card p,.mini-card p,.note-card p{margin:0 0 14px;color:#5B6B62;line-height:1.75}.text-link{font-weight:800;text-decoration:none}.text-link:hover{text-decoration:underline}
.page-hero{padding:56px 0 34px}.page-hero .container{max-width:920px}.breadcrumb{font-size:14px;color:#5B6B62;margin-bottom:12px}.breadcrumb a{text-decoration:none}
.article{background:#fff;border-radius:18px;border:1px solid rgba(0,200,83,.16);box-shadow:0 12px 28px rgba(8,127,56,.08);padding:34px;margin-bottom:28px}.article p,.article li,.reading p,.reading li{font-size:17px;line-height:1.86;color:#313b35}.article h2{margin-top:32px}.article h3{color:#14331F;font-size:21px;margin-top:26px}.article ul,.article ol{padding-left:1.4em}.article blockquote{margin:24px 0;padding:18px 20px;border-left:4px solid #00C853;background:#F4FBF6;color:#3f5147;border-radius:0 12px 12px 0}
.toc{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:22px 0}.toc a{display:block;text-decoration:none;background:#F4FBF6;border:1px solid rgba(0,200,83,.16);border-radius:12px;padding:13px 14px;font-weight:700}
.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding:18px 18px 18px 62px;background:#F4FBF6;border-radius:14px;border:1px solid rgba(0,200,83,.16)}.step: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:800}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}.compare>div{background:#F4FBF6;border-radius:16px;border:1px solid rgba(0,200,83,.16);padding:22px}
.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid rgba(0,200,83,.16);border-radius:16px;padding:22px}.faq-item h2,.faq-item h3{font-size:20px;margin:0 0 10px;color:#14331F}.faq-item p{margin:0;color:#4d5c53;line-height:1.85;font-size:16px}
.notice{background:#14331F;color:#F4FBF6;border-radius:16px;padding:22px}.notice h2,.notice h3{color:#fff}.notice p{color:#D7E6DB;line-height:1.8}
.inline-links{display:flex;flex-wrap:wrap;gap:10px}.inline-links a{background:#F4FBF6;border:1px solid rgba(0,200,83,.16);border-radius:999px;padding:9px 13px;text-decoration:none;font-weight:700}
.app-note{background:linear-gradient(135deg,#fff,#F4FBF6);border:1px solid rgba(0,200,83,.16);border-radius:18px;padding:26px}
.site-footer{background:#1B1F1C;color:#D7E6DB;margin-top:30px}.footer-grid{width:min(1180px,calc(100% - 36px));margin:0 auto;padding:46px 0 30px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}.footer-grid h2{font-size:16px;color:#fff;margin:0 0 14px}.footer-grid a{display:block;color:#D7E6DB;text-decoration:none;margin:9px 0}.footer-grid a:hover{color:#fff}.footer-brand p{max-width:300px;line-height:1.8}.footer-logo img{height:40px;width:auto;max-width:160px;object-fit:contain}.footer-bottom{border-top:1px solid rgba(255,255,255,.08);width:min(1180px,calc(100% - 36px));margin:0 auto;padding:20px 0 28px;font-size:14px;line-height:1.75;color:#b8c9bd}
.side-float{position:fixed;right:16px;top:45%;transform:translateY(-50%);z-index:5000;width:54px;background:#fff;border-radius:15px;box-shadow:0 12px 28px rgba(8,127,56,.16);overflow:hidden;border:1px solid rgba(0,200,83,.16)}.side-float a,.side-float button{display:flex;width:100%;min-height:58px;padding:8px 6px;align-items:center;justify-content:center;text-align:center;border:0;border-bottom:1px solid #E8F8EE;background:#fff;color:#087F38;text-decoration:none;font-weight:700;font-size:12px;cursor:pointer}.side-float .float-reg{background:#00C853;color:#fff}.side-float button:last-child{border-bottom:0}
.mobile-bottom{display:none}
.mobile-drawer,
.drawer-mask{display:none}
body.drawer-open{overflow:hidden}
@media(max-width:1100px){.nav-core a{padding:8px 7px;font-size:13px}.header-actions .login-btn{display:none}.card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.side-float{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;
}
.header-inner{min-height:64px;padding:0 14px;display:grid;grid-template-columns:44px 1fr auto;gap:8px}.nav-core,.header-actions,.channel-bar{display:none}.menu-toggle{width:40px;height:40px;border:0;background:#fff;border-radius:12px;padding:9px;display:flex;flex-direction:column;justify-content:center;gap:4px}.menu-toggle span{display:block;height:2px;background:#087F38;border-radius:2px}.site-logo{justify-self:center;min-width:0}.site-logo img{height:36px;max-width:142px}.mobile-reg{display:inline-flex;justify-self:end;height:38px;min-width:auto;padding:0 13px;font-size:13px}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid #E8F8EE}.drawer-logo img{height:36px;width:auto;max-width:150px;object-fit:contain}.drawer-close{width:40px;height:40px;border:0;border-radius:12px;background:#F4FBF6;color:#14331F;font-size:27px;line-height:1;cursor:pointer}.drawer-body{height:calc(100vh - 73px);overflow:auto;padding:16px 16px 40px}.drawer-body section{margin-bottom:20px}.drawer-body h2{font-size:13px;color:#5B6B62;margin:0 0 8px;text-transform:none}.drawer-body a{display:block;padding:10px 8px;border-radius:10px;color:#14331F;text-decoration:none;font-weight:700}.drawer-body a:hover{background:#F4FBF6;color:#00A844}.hero-grid,.split{grid-template-columns:1fr}.hero-copy h1,.page-hero h1{font-size:clamp(30px,7vw,40px)}.hero .media{min-height:0}.card-grid,.card-grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.toc{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-main{padding-bottom:72px}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:9000;background:#fff;border-top:1px solid rgba(0,200,83,.16);padding:7px max(8px,env(safe-area-inset-right)) calc(7px + env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-left));box-shadow:0 -8px 24px rgba(8,127,56,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:42px;color:#087F38;text-decoration:none;font-weight:800;font-size:13px}.compare{grid-template-columns:1fr}}
@media(max-width:640px){.container,.reading{width:min(100% - 28px,1180px)}.hero{padding:42px 0 34px}.section{padding:40px 0}.section.compact{padding:32px 0}.hero-copy h1,.page-hero h1{font-size:30px}.hero-copy p,.lead{font-size:16px;line-height:1.82}.card-grid,.card-grid.three,.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.info-card,.mini-card,.note-card{padding:16px}.info-card h3,.mini-card h3,.note-card h3{font-size:17px}.info-card p,.mini-card p,.note-card p{font-size:14px}.article{padding:22px 18px}.article p,.article li,.reading p,.reading li{font-size:16px;line-height:1.82}.toc{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:20px}.footer-brand{grid-column:1/-1}.footer-bottom{padding-bottom:90px}.split .media{min-height:0}.site-logo img{max-width:125px;height:34px}.mobile-reg{padding:0 11px}.quick-strip a{padding:9px 13px}}
@media(max-width:390px){.header-inner{grid-template-columns:42px minmax(0,1fr) auto;padding:0 10px}.menu-toggle{width:38px;height:38px}.site-logo img{max-width:112px;height:32px}.mobile-reg{font-size:12px;padding:0 9px;height:36px}.card-grid,.card-grid.three,.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.info-card{padding:14px}.info-card p{font-size:13px}}