*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#E8F8EE;color:#222;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:#087F38}img{max-width:100%}button,input,select,textarea{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,.drawer-logo,.footer-logo{display:flex;align-items:center;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;justify-content:center;min-width:118px;height:40px;padding:0 14px;border-radius:12px;background:#F4FBF6;color:#087F38;font-weight:800;letter-spacing:1px}.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0}.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;align-items:center;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)}.menu-toggle{display:none;border:0;background:#fff;color:#087F38;width:42px;height:42px;border-radius:50%;font-size:22px;line-height:1;cursor:pointer}.channel-bar{background:#E8F8EE;border-bottom:1px solid rgba(0,200,83,.16)}.channel-scroll{max-width:1180px;margin:0 auto;padding:10px 18px;display:flex;gap:8px;overflow-x:auto;scrollbar-width:thin}.channel-scroll a{flex:0 0 auto;color:#2E5B3C;text-decoration:none;font-weight:700;font-size:14px;padding:7px 10px;border-radius:999px;white-space:nowrap}.channel-scroll a:hover{color:#00A844;background:#fff}.site-main{min-height:60vh;padding-right:64px}.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto}.hero{padding:64px 0 48px}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#087F38;background:#fff;border:1px solid rgba(0,200,83,.16);padding:7px 11px;border-radius:999px;font-size:14px;font-weight:700}.hero h1,.page-hero h1{margin:16px 0 18px;color:#14331F;font-size:clamp(36px,5vw,48px);line-height:1.18;letter-spacing:-.5px}.hero p,.page-hero p{font-size:18px;line-height:1.85;color:#425248;margin:0 0 18px}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;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:#fff;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 8px 18px rgba(0,200,83,.28)}.text-link{display:inline-flex;align-items:center;min-height:40px;color:#087F38;font-weight:700;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;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,#E8F8EE,#F4FBF6)}.hero-media{min-height:220px}.section{padding:52px 0}.section-tight{padding:34px 0}.section-title{margin:0 0 10px;color:#14331F;font-size:30px;line-height:1.25}.section-intro{margin:0 0 26px;color:#5B6B62;font-size:17px;line-height:1.8;max-width:820px}.quick-scroll{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px}.quick-scroll a{flex:0 0 auto;background:#fff;border:1px solid rgba(0,200,83,.16);color:#087F38;text-decoration:none;padding:10px 16px;border-radius:999px;font-weight:700}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.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:22px}.info-card,.channel-card,.faq-card,.note-box,.stat-card{background:#fff;border:1px solid rgba(0,200,83,.16);border-radius:16px;padding:22px;box-shadow:0 12px 28px rgba(8,127,56,.08)}.channel-card h3,.info-card h3,.stat-card h3{margin:0 0 9px;color:#14331F;font-size:19px}.channel-card p,.info-card p,.stat-card p{margin:0 0 12px;color:#5B6B62;line-height:1.75}.channel-card a,.info-card a,.stat-card a{color:#087F38;font-weight:700;text-decoration:none}.channel-card a:hover,.info-card a:hover{text-decoration:underline}.feature-row{display:grid;grid-template-columns:.92fr 1.08fr;gap:26px;align-items:center}.feature-row.reverse{grid-template-columns:1.08fr .92fr}.feature-copy{background:#fff;border-radius:16px;padding:28px;border:1px solid rgba(0,200,83,.16);box-shadow:0 12px 28px rgba(8,127,56,.08)}.feature-copy h2{margin:0 0 14px;color:#14331F;font-size:30px}.feature-copy p{margin:0 0 14px;line-height:1.85;color:#39473f}.check-list,.plain-list,.step-list{margin:16px 0 0;padding-left:20px}.check-list li,.plain-list li,.step-list li{margin:9px 0;line-height:1.75}.app-note{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px;align-items:center}.legal-strip{background:#14331F;color:#f7fff9;border-radius:16px;padding:24px}.legal-strip h2{margin:0 0 10px;color:#fff}.legal-strip p{margin:0;line-height:1.8;color:#e7f4ea}.faq-list{display:grid;gap:14px}.faq-card h3{margin:0 0 8px;color:#14331F;font-size:18px}.faq-card p{margin:0;color:#4f5d54;line-height:1.8}.page-hero{padding:52px 0 28px}.page-hero .wrap{max-width:980px}.crumbs{font-size:14px;color:#5B6B62;margin-bottom:10px}.crumbs a{color:#087F38;text-decoration:none}.article{max-width:860px;margin:0 auto;padding:8px 0 64px}.article.wide{max-width:1180px}.article h2{margin:34px 0 12px;color:#14331F;font-size:28px;line-height:1.3}.article h3{margin:24px 0 8px;color:#14331F;font-size:21px}.article p{margin:0 0 16px;font-size:17px;line-height:1.88;color:#2b332e}.article ul,.article ol{margin:0 0 18px;padding-left:22px}.article li{margin:8px 0;font-size:16px;line-height:1.8}.lead-box{background:#fff;border:1px solid rgba(0,200,83,.16);border-radius:16px;padding:24px;margin-bottom:24px;box-shadow:0 12px 28px rgba(8,127,56,.08)}.lead-box p:last-child{margin-bottom:0}.toc{background:#F4FBF6;border:1px solid rgba(0,200,83,.16);border-radius:16px;padding:22px}.toc h2{margin-top:0}.toc a{display:inline-block;margin:6px 12px 6px 0;color:#087F38;font-weight:700;text-decoration:none}.dual{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:22px 0}.reading-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(260px,.75fr);gap:24px;align-items:start}.sticky-note{position:sticky;top:96px}.quote-note{border-left:4px solid #00C853;background:#fff;padding:18px 20px;border-radius:0 14px 14px 0;color:#425248;line-height:1.8}.table-lite{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden}.table-lite th,.table-lite td{text-align:left;padding:14px;border-bottom:1px solid #e3eee6;vertical-align:top}.table-lite th{color:#14331F;background:#F4FBF6}.related{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.related a{background:#fff;border:1px solid rgba(0,200,83,.16);padding:9px 12px;border-radius:999px;text-decoration:none;font-weight:700}.side-float{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:8000;display:grid;gap:8px;width:104px}.side-float a,.side-float button{border:1px solid rgba(0,200,83,.2);background:#fff;color:#087F38;border-radius:12px;padding:10px 8px;text-align:center;text-decoration:none;font-size:13px;font-weight:700;box-shadow:0 8px 18px rgba(8,127,56,.08);cursor:pointer}.side-float .side-reg{background:#00C853;color:#fff}.site-footer{background:#1B1F1C;color:#D7E6DB;padding:48px 0 88px}.footer-grid{width:min(1180px,calc(100% - 36px));margin:0 auto;display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:30px}.footer-grid h2{font-size:17px;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:42px;width:auto;max-width:160px;object-fit:contain}.footer-bottom{width:min(1180px,calc(100% - 36px));margin:34px auto 0;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:20px}.footer-bottom p{margin:0;line-height:1.7}.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:1180px){.grid-4{grid-template-columns:repeat(3,minmax(0,1fr))}.side-float{display:none}.nav-core a{padding:8px 7px;font-size:13px}.header-inner{gap:8px}}
@media(max-width:980px){body{padding-bottom:66px}.site-header{position:sticky}.header-inner{min-height:64px;padding:0 12px;display:grid;grid-template-columns:44px minmax(0,1fr) 92px;gap:8px}.menu-toggle{display:inline-flex;align-items:center;justify-content:center}.site-logo{justify-content:center;min-width:0}.site-logo img{height:36px;max-width:146px}.site-logo .logo-placeholder{min-width:110px;height:36px}.nav-core,.register-btn,.channel-bar{display:none}.header-actions{justify-content:flex-end}.header-actions .login-btn{min-width:88px;height:40px;padding:0 12px}.drawer-head{height:66px;padding:0 16px;border-bottom:1px solid #e4eee7;display:flex;align-items:center;justify-content:space-between;gap:12px}.drawer-logo img{height:38px;width:auto;max-width:150px;object-fit:contain}.drawer-close{width:42px;height:42px;border:0;border-radius:50%;background:#E8F8EE;color:#087F38;font-size:28px;line-height:1;cursor:pointer}.drawer-scroll{height:calc(100vh - 66px);overflow-y:auto;padding:14px 16px 28px}.drawer-scroll section{margin-bottom:18px}.drawer-scroll h2{font-size:14px;color:#5B6B62;margin:0 0 8px}.drawer-scroll a{display:block;padding:11px 10px;border-radius:10px;text-decoration:none;color:#14331F;font-weight:700}.drawer-scroll a:hover{background:#F4FBF6}.drawer-open{overflow:hidden}.hero{padding:44px 0 36px}.hero-grid,.feature-row,.feature-row.reverse,.app-note,.reading-grid{grid-template-columns:1fr}.hero h1,.page-hero h1{font-size:clamp(28px,8vw,34px)}.grid-4,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-2,.dual{grid-template-columns:1fr}.section{padding:42px 0}.section-title{font-size:27px}.page-hero{padding:38px 0 20px}.article{padding-bottom:50px}.article h2{font-size:25px}.sticky-note{position:static}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;height:58px;background:#fff;border-top:1px solid #dce8df;display:grid;grid-template-columns:repeat(4,1fr);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;text-decoration:none;color:#087F38;font-weight:700;font-size:14px}.site-footer{padding-bottom:36px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-bottom{display:block}.footer-bottom p+p{margin-top:10px}}
@media(max-width:560px){.wrap{width:min(100% - 24px,1180px)}.header-actions .login-btn{min-width:76px}.grid-4,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.channel-card,.info-card,.stat-card{padding:16px}.channel-card h3,.info-card h3{font-size:17px}.channel-card p,.info-card p{font-size:14px}.feature-copy{padding:20px}.section{padding:36px 0}.footer-grid{grid-template-columns:1fr 1fr;gap:22px}.footer-brand{grid-column:1/-1}.footer-bottom{font-size:14px}.hero-media{min-height:0}}

.article>.media{max-width:448px;height:252px;aspect-ratio:auto;margin:24px auto}.feature-row>.media,.app-note>.media{max-width:448px;height:252px;aspect-ratio:auto;margin-left:auto;margin-right:auto}.channel-scroll a.is-current{color:#00A844;background:#fff}
@media(max-width:1180px){.site-main{padding-right:0}}