:root{
  --green:#00C853;--green-dark:#00A844;--deep:#087F38;--mint:#E8F8EE;--mint2:#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;overflow-x:hidden}
body{margin:0;background:var(--mint2);color:var(--text);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
a{color:var(--deep);text-decoration:none}
a:hover{color:var(--green-dark)}
img{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:150px}
.site-logo img{display:block;height:40px;width:auto;max-width:160px;object-fit:contain}
.logo-placeholder{width:150px;height:40px;border-radius:10px;background:rgba(255,255,255,.2);display:block}
.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;white-space:nowrap;min-width:0}
.nav-core a{color:#FFFFFF;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;white-space:nowrap}
.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-top{display:none;align-items:center;justify-content:space-between;width:100%;gap:12px;min-height:64px}
.menu-btn,.drawer-close{border:0;background:#fff;color:#087F38;width:42px;height:42px;border-radius:12px;font-size:22px;font-weight:700;cursor:pointer}
.mobile-logo{display:flex;justify-content:center;align-items:center;min-width:120px;max-width:150px}
.mobile-logo img{height:36px;width:auto;max-width:150px;object-fit:contain}
.mobile-auth{height:40px;min-width:74px;padding:0 13px;border-radius:999px;background:#fff;color:#087F38;display:inline-flex;align-items:center;justify-content:center;font-weight:700}
.channel-bar{background:#E8F8EE;border-bottom:1px solid var(--line)}
.channel-scroll{max-width:1180px;margin:0 auto;padding:10px 18px;display:flex;align-items:center;gap:18px;overflow-x:auto;scrollbar-width:thin}
.channel-scroll a{color:#2E5B3C;white-space:nowrap;font-size:14px;font-weight:700}
.channel-scroll a:hover,.channel-scroll a.is-current{color:#00A844}
main{min-height:60vh}
.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto}
.narrow{width:min(840px,calc(100% - 36px));margin:0 auto}
.section{padding:64px 0}
.section.compact{padding:46px 0}
.hero{padding:62px 0 54px;background:linear-gradient(180deg,#F4FBF6 0%,#E8F8EE 100%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center}
.hero h1,.page-hero h1{margin:0 0 18px;color:var(--title);font-size:clamp(36px,4.4vw,48px);line-height:1.18;letter-spacing:-.02em}
.hero p,.page-hero p{margin:0 0 22px;color:#405449;font-size:18px}
.eyebrow{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;background:#fff;color:#087F38;border:1px solid var(--line);font-weight:700;font-size:13px;margin-bottom:16px}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:16px;background:#E8F8EE;aspect-ratio:16/9;border:1px solid var(--line)}
.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;background:linear-gradient(135deg,#E8F8EE,#F4FBF6)}
.media-placeholder::after{content:"";width:68px;height:68px;border-radius:50%;border:10px solid rgba(0,200,83,.14);box-shadow:0 0 0 16px rgba(0,200,83,.05)}
.card-media{height:168px;aspect-ratio:auto}.feature-media{height:236px;aspect-ratio:auto}
.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)}
.main-btn:hover{background:#00A844;color:#fff}
.pills{display:flex;gap:10px;overflow-x:auto;padding:4px 0 8px;scrollbar-width:thin}
.pills a{flex:0 0 auto;background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 15px;font-weight:700;color:#2E5B3C;box-shadow:0 6px 14px rgba(8,127,56,.04)}
.pills a:hover{border-color:#00C853;color:#00A844}
.section-title{margin:0 0 10px;color:var(--title);font-size:30px;line-height:1.28}
.section-lead{margin:0 0 28px;color:var(--muted);max-width:760px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.info-card,.channel-card,.qa-item,.step-card,.notice-card,.link-panel{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
.info-card,.channel-card,.step-card,.notice-card,.link-panel{padding:22px}.channel-card{min-height:174px;display:flex;flex-direction:column}
.channel-card h3,.info-card h3,.step-card h3,.link-panel h3{margin:0 0 8px;color:var(--title);font-size:20px;line-height:1.35}.channel-card p,.info-card p,.step-card p,.link-panel p{margin:0 0 14px;color:var(--muted)}
.text-link{font-weight:700;margin-top:auto;display:inline-flex;align-items:center;gap:6px}.text-link::after{content:"→"}
.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.split.reverse .split-copy{order:2}.split.reverse .split-media{order:1}
.split-copy h2{margin:0 0 14px;color:var(--title);font-size:30px;line-height:1.3}.split-copy p{margin:0 0 16px}.clean-list{margin:14px 0 0;padding:0;list-style:none}.clean-list li{padding:9px 0;border-bottom:1px dashed #dbe9de}.clean-list li:last-child{border-bottom:0}
.feature-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-wall a{display:block;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;color:#14331F;font-weight:700;box-shadow:var(--shadow)}.feature-wall span{display:block;color:var(--muted);font-weight:400;margin-top:6px}
.soft{background:#E8F8EE}.white{background:#fff}.legal-note{background:#14331F;color:#fff;border-radius:18px;padding:26px 28px}.legal-note h2{color:#fff;margin:0 0 10px;font-size:26px}.legal-note p{margin:0;color:#edf8f0}
.page-hero{padding:54px 0 38px;background:#E8F8EE;border-bottom:1px solid var(--line)}.page-hero .hero-row{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center}.page-hero.without-media .hero-row{grid-template-columns:1fr}.page-hero h1{font-size:clamp(32px,4vw,44px)}
.breadcrumb{font-size:14px;color:#547060;margin-bottom:12px}.breadcrumb a{color:#087F38}.article{font-size:17px;line-height:1.88}.article h2{margin:34px 0 12px;color:var(--title);font-size:28px;line-height:1.35}.article h3{margin:26px 0 8px;color:var(--title);font-size:21px}.article p{margin:0 0 18px}.article ul,.article ol{padding-left:1.2em}.article li{margin:8px 0}.article-note{padding:20px 22px;border-radius:16px;background:#F4FBF6;border-left:4px solid #00C853;margin:24px 0}.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:24px 0}.article-grid .info-card{box-shadow:none}.toc{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 22px;margin:24px 0}.toc strong{color:#14331F}.toc a{display:inline-block;margin:8px 14px 0 0;font-weight:700}.steps{counter-reset:step;display:grid;gap:14px;margin:24px 0}.step-card{position:relative;padding-left:64px}.step-card::before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:22px;width:30px;height:30px;border-radius:50%;background:#00C853;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}.qa-list{display:grid;gap:14px}.qa-item{padding:20px 22px}.qa-item h3{margin:0 0 8px;color:#14331F;font-size:19px}.qa-item p{margin:0;color:#4b5e52}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.tag-row a{padding:7px 11px;border-radius:999px;background:#E8F8EE;color:#2E5B3C;font-weight:700;font-size:14px}.related-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.related-links a{padding:8px 12px;background:#fff;border:1px solid var(--line);border-radius:10px;font-weight:700}.mini-review{padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:16px;margin:18px 0;color:#43564a}
.site-footer{background:#1B1F1C;color:#D7E6DB;padding:52px 0 110px}.footer-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr 1fr;gap:28px}.footer-brand img{height:42px;width:auto;max-width:160px;object-fit:contain}.footer-brand .logo-placeholder{background:rgba(255,255,255,.08)}.site-footer h3{color:#fff;margin:0 0 12px;font-size:16px}.site-footer p{margin:10px 0;color:#D7E6DB}.site-footer a{display:block;color:#D7E6DB;margin:7px 0}.site-footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.09);margin-top:34px;padding-top:20px;font-size:14px;color:#c7d7cb}.footer-bottom span{display:inline-block;margin-right:14px}
.floating-tools{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:8000;width:58px;display:flex;flex-direction:column;gap:8px}.floating-tools a,.floating-tools button{min-height:46px;border:1px solid var(--line);border-radius:12px;background:#fff;color:#087F38;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;text-align:center;padding:6px;box-shadow:var(--shadow);cursor:pointer}.floating-tools .primary{background:#00C853;color:#fff}.mobile-bottom{display:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px;border-bottom:1px solid #e7efe9}.drawer-head img{height:34px;width:auto;max-width:150px;object-fit:contain}.drawer-body{padding:14px 16px 28px;overflow-y:auto;height:calc(100vh - 76px)}.drawer-group{margin-bottom:18px}.drawer-group strong{display:block;color:#14331F;font-size:14px;margin-bottom:6px}.drawer-group a{display:block;padding:8px 4px;color:#2E5B3C;border-bottom:1px dashed #edf3ee}.drawer-group a:last-child{border-bottom:0}
body.drawer-open{overflow:hidden}
.mobile-drawer,
.drawer-mask{display:none}


@media(min-width:1121px){main .wrap,main .narrow{padding-right:70px}}
@media(max-width:1120px){.nav-core a{padding:8px 7px;font-size:13px}.header-inner{padding:0 14px}.floating-tools{display:none}.grid-4{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:980px){
  .desktop-header{display:none}.mobile-top{display:flex}.channel-bar{display:none}.header-inner{min-height:64px}.site-header{position:sticky}.hero{padding-top:44px}.hero-grid,.page-hero .hero-row,.split{grid-template-columns:1fr}.split.reverse .split-copy,.split.reverse .split-media{order:initial}.grid-4{grid-template-columns:repeat(3,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.feature-wall{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.article-grid{grid-template-columns:1fr}
.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;
}
.mobile-bottom{display:grid;position:fixed;left:0;right:0;bottom:0;z-index:9000;background:#fff;border-top:1px solid var(--line);grid-template-columns:repeat(4,1fr);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{text-align:center;color:#2E5B3C;font-size:13px;font-weight:700;padding:6px 2px}.site-footer{padding-bottom:110px}}
@media(max-width:720px){.wrap,.narrow{width:min(100% - 28px,1180px)}.section{padding:44px 0}.section.compact{padding:34px 0}.hero{padding:38px 0}.hero h1,.page-hero h1{font-size:clamp(28px,8vw,34px)}.hero p,.page-hero p{font-size:16px}.section-title,.split-copy h2{font-size:26px}.grid-4,.grid-3{grid-template-columns:repeat(2,1fr);gap:12px}.grid-2,.feature-wall{grid-template-columns:1fr}.channel-card,.info-card{padding:18px}.channel-card{min-height:160px}.footer-grid{grid-template-columns:1fr 1fr;gap:24px}.article{font-size:16px}.article h2{font-size:24px}.feature-media{height:220px}.card-media{height:156px}.mobile-auth{min-width:70px}.mobile-logo{max-width:136px}.mobile-logo img{max-width:136px}.logo-placeholder{width:126px;height:34px}}
@media(max-width:430px){.header-inner{padding:0 10px}.menu-btn{width:40px;height:40px}.mobile-auth{font-size:14px;padding:0 11px}.grid-4,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.channel-card h3,.info-card h3{font-size:18px}.channel-card p,.info-card p{font-size:14px}.footer-grid{grid-template-columns:1fr}.page-hero{padding:38px 0 30px}.media.feature-media{height:210px}}
@media(max-width:375px){.mobile-logo{max-width:122px}.mobile-logo img{max-width:122px}.mobile-auth{min-width:64px;padding:0 9px;font-size:13px}.menu-btn{width:38px;height:38px}}