*{box-sizing:border-box}
html{scroll-behavior:smooth;background:#E7F6F3}
body{margin:0;background:#E7F6F3;color:#222;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}
body.drawer-open{overflow:hidden}
a{color:#0A6B61;text-decoration:none}a:hover{color:#0C8F82}
img{max-width:100%}
.site-header{position:sticky;top:0;z-index:9999;width:100%;background:linear-gradient(180deg,#0C8F82 0%,#0A7A6E 100%);box-shadow:0 8px 22px rgba(10,122,110,.22)}
.header-inner{max-width:1200px;min-height:72px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.site-logo{display:flex;align-items:center;min-width:150px}
.site-logo img{display:block;height:42px;width:auto;max-width:168px;object-fit:contain}
.logo-placeholder{display:inline-flex;align-items:center;justify-content:center;min-width:132px;height:42px;padding:0 16px;border-radius:999px;background:#F3E2A8;color:#0A3D38;font-weight:900;letter-spacing:.08em}.logo-placeholder.dark{background:#E7F6F3}.footer-logo-placeholder{background:#F3E2A8}
.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;flex:1;white-space:nowrap}.nav-core a{color:#F7F3E4;padding:8px 12px;font-weight:700;text-decoration:none;white-space:nowrap}.nav-core a.is-current,.nav-core a:hover{background:rgba(247,243,228,.16);border-radius:999px;color:#FFF}
.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:#F3E2A8;color:#0A3D38}.register-btn{background:transparent;color:#F7F3E4;border:1px solid rgba(247,243,228,.55)}
.menu-toggle,.mobile-header-action{display:none}
.channel-strip{background:#E7F6F3;border-bottom:1px solid rgba(12,143,130,.16);position:relative;z-index:100}.channel-strip-inner{max-width:1200px;margin:0 auto;padding:10px 20px;display:flex;gap:18px;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin}.channel-strip a{color:#24554F;font-size:14px;white-space:nowrap;font-weight:700}.channel-strip a:hover{color:#0C8F82}
.site-main{min-height:60vh;overflow:hidden}.wrap{width:min(1200px,calc(100% - 40px));margin:0 auto}.read-wrap{width:min(840px,calc(100% - 40px));margin:0 auto}.section{padding:56px 0}.section-tight{padding:38px 0}.section h1,.section h2,.section h3{color:#0A3D38;margin-top:0}.section h1{font-size:clamp(36px,4vw,48px);line-height:1.15;margin-bottom:18px}.section h2{font-size:clamp(24px,2.4vw,32px);line-height:1.25}.section h3{font-size:20px}.lead{font-size:18px;line-height:1.85;color:#355852}.copy{font-size:17px;line-height:1.86;color:#273D39}.muted{color:#4E6B66}.eyebrow{display:inline-flex;align-items:center;min-height:30px;padding:4px 12px;border-radius:999px;background:#F3E2A8;color:#0A3D38;font-size:14px;font-weight:800;margin-bottom:16px}
.hero-band{background:linear-gradient(135deg,#0C8F82,#0A7A6E);color:#F7F3E4;padding:60px 0}.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(340px,.92fr);gap:42px;align-items:center}.hero-band h1{color:#FFF}.hero-band p{color:#F7F3E4}.hero-note{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.hero-note span{border:1px solid rgba(247,243,228,.36);border-radius:999px;padding:8px 12px;font-size:14px}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:18px;background:#E7F6F3;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:#4E6B66;background:linear-gradient(135deg,#E7F6F3,#F3FBFA);font-size:14px}.media.card-media{height:168px;aspect-ratio:auto}.media.feature-media{height:236px;aspect-ratio:auto}
.quick-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.quick-link{background:#FFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;min-height:116px;padding:20px;box-shadow:0 14px 30px rgba(10,122,110,.10);display:flex;flex-direction:column;justify-content:space-between}.quick-link strong{color:#0A3D38;font-size:18px}.quick-link span{font-size:14px;color:#4E6B66;line-height:1.6}
.magazine-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px}.panel{background:#FFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:26px;box-shadow:0 14px 30px rgba(10,122,110,.10)}.panel.soft{background:#F3FBFA}.stack{display:grid;gap:16px}.mini-card{display:block;background:#FFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:20px}.mini-card strong{display:block;color:#0A3D38;margin-bottom:6px}.mini-card span{display:block;color:#4E6B66;line-height:1.65;font-size:14px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.directory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.directory-card{background:#FFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:22px;min-height:162px;display:flex;flex-direction:column}.directory-card h3{margin-bottom:8px}.directory-card p{color:#4E6B66;line-height:1.65;margin:0 0 12px}.directory-card a{margin-top:auto;font-weight:800}
.service-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.service-strip a{background:#0A3D38;color:#F7F3E4;border-radius:18px;padding:22px;font-weight:800;text-align:center}
.page-head{padding:50px 0 30px}.page-head .head-card{background:#FFF;border:1px solid rgba(12,143,130,.16);border-radius:24px;padding:34px;box-shadow:0 14px 30px rgba(10,122,110,.10)}.page-head h1{font-size:clamp(34px,4vw,46px);color:#0A3D38;margin:0 0 12px}.page-head p{font-size:18px;line-height:1.85;color:#4E6B66;margin:0;max-width:860px}
.content-grid{display:grid;grid-template-columns:280px minmax(0,1fr);gap:28px;align-items:start}.side-index{position:sticky;top:130px;background:#FFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:20px}.side-index h2{font-size:18px}.side-index a{display:block;padding:9px 0;border-bottom:1px solid rgba(12,143,130,.10)}.article{background:#FFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:30px;box-shadow:0 14px 30px rgba(10,122,110,.08)}.article p,.article li{font-size:17px;line-height:1.86}.article h2{margin-top:34px}.article h2:first-child{margin-top:0}.article ul,.article ol{padding-left:1.4em}.article li+li{margin-top:8px}
.steps{display:grid;gap:14px;counter-reset:step}.step{background:#FFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:22px 22px 22px 64px;position:relative}.step:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:20px;width:30px;height:30px;border-radius:50%;background:#F3E2A8;color:#0A3D38;display:grid;place-items:center;font-weight:900}.step h2,.step h3{margin:0 0 8px}.step p{margin:0;line-height:1.8;color:#405E59}
.note-box{background:#F3FBFA;border-left:4px solid #0C8F82;border-radius:0 18px 18px 0;padding:20px 22px;color:#2F514C;line-height:1.8}.link-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.text-link{display:inline-flex;align-items:center;min-height:40px;padding:8px 14px;border-radius:999px;border:1px solid rgba(12,143,130,.25);background:#FFF;font-weight:700}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:linear-gradient(180deg,#0C8F82 0%,#0A7A6E 100%);color:#F7F3E4;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 8px 18px rgba(10,122,110,.28)}.main-btn:hover{color:#FFF;background:#0A7A6E}
.question-list{display:grid;gap:18px}.qa{background:#FFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:24px}.qa h2{font-size:20px;margin-bottom:10px}.qa p{margin:0;line-height:1.85;color:#334F4A}
.site-footer{background:#123833;color:#D5E8E4;padding:52px 0 0}.footer-grid{width:min(1200px,calc(100% - 40px));margin:0 auto;display:grid;grid-template-columns:1.2fr 1fr 1.3fr 1.15fr;gap:34px}.site-footer h2{font-size:17px;color:#F7F3E4}.site-footer a{display:block;color:#D5E8E4;padding:5px 0}.site-footer a:hover{color:#F3E2A8}.footer-brand img{height:42px;width:auto;object-fit:contain}.footer-brand p{line-height:1.75;max-width:300px}.footer-bottom{margin-top:34px;border-top:1px solid rgba(213,232,228,.14);padding:20px max(20px,calc((100vw - 1200px)/2));display:flex;justify-content:space-between;gap:20px;font-size:14px}.footer-bottom p{margin:0;line-height:1.7}
.floating-tools{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:9000;width:58px;display:grid;gap:8px}.floating-tools a,.floating-tools button{border:1px solid rgba(12,143,130,.20);background:#FFF;color:#0A7A6E;border-radius:14px;padding:10px 7px;font-size:12px;line-height:1.2;text-align:center;box-shadow:0 8px 18px rgba(10,122,110,.12);cursor:pointer}.floating-tools .float-reg{background:#0A7A6E;color:#F7F3E4}.floating-tools button{font-family:inherit}.mobile-bottom{display:none}
@media(min-width:981px){.site-main{padding-right:64px}}
.mobile-drawer,
.drawer-mask{display:none}

@media(max-width:1120px){.nav-core a{padding:8px 8px;font-size:14px}.header-actions .register-btn{display:none}.quick-grid{grid-template-columns:repeat(3,1fr)}.directory-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:980px){
  .header-inner{min-height:64px;padding:0 14px;display:grid;grid-template-columns:92px minmax(0,1fr) 92px;gap:8px}.site-logo{min-width:0;justify-content:center}.site-logo img{height:38px;max-width:150px}.nav-core,.header-actions,.channel-strip{display:none}.menu-toggle{display:inline-grid;width:44px;height:40px;padding:9px;border:0;border-radius:12px;background:#F3E2A8;place-content:center;gap:4px;justify-self:start}.menu-toggle span{display:block;width:20px;height:2px;background:#0A7A6E;border-radius:2px}.mobile-header-action{display:inline-flex;justify-self:end;align-items:center;justify-content:center;height:40px;min-width:88px;padding:0 12px;border-radius:999px;background:#F3E2A8;color:#0A3D38;font-size:14px;font-weight:800;white-space:nowrap}.floating-tools{display:none}.site-main{padding-bottom:66px}
.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(10,61,56,.18);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-mask{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(10,61,56,.42);
  z-index:11000;
  opacity:0;
  pointer-events:none;
  transition:opacity .18s ease;
}
.drawer-mask.is-visible{
  display:block;
  opacity:1;
  pointer-events:auto;
}
  .drawer-head{height:68px;padding:12px 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(12,143,130,.12)}.drawer-logo img{height:40px;width:auto;object-fit:contain}.drawer-close{border:0;background:#E7F6F3;color:#0A3D38;width:38px;height:38px;border-radius:50%;font-size:24px}.drawer-scroll{height:calc(100vh - 68px);overflow:auto;padding:12px 16px 30px}.drawer-scroll section{padding:10px 0;border-bottom:1px solid rgba(12,143,130,.10)}.drawer-scroll h2{font-size:14px;color:#0A7A6E;margin:0 0 6px}.drawer-scroll a{display:block;padding:9px 2px;color:#263F3B}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:8000;height:58px;background:#FFF;border-top:1px solid rgba(12,143,130,.16);display:grid;grid-template-columns:repeat(4,1fr);box-shadow:0 -8px 18px rgba(10,122,110,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:#0A3D38;font-weight:800;font-size:14px}
  .hero-grid,.magazine-grid,.content-grid{grid-template-columns:1fr}.hero-grid{gap:26px}.hero-band{padding:44px 0}.side-index{position:static}.service-strip{grid-template-columns:repeat(2,1fr)}.three-col{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{padding-bottom:84px;flex-direction:column}
}
@media(max-width:640px){.wrap,.read-wrap{width:min(100% - 28px,1200px)}.section{padding:38px 0}.section-tight{padding:28px 0}.section h1{font-size:clamp(26px,8vw,34px)}.page-head{padding:32px 0 18px}.page-head .head-card{padding:24px}.page-head h1{font-size:30px}.page-head p,.lead{font-size:16px}.copy,.article p,.article li{font-size:16px}.quick-grid{grid-template-columns:repeat(2,1fr);gap:12px}.quick-link{min-height:108px;padding:16px}.directory-grid,.two-col,.three-col,.footer-grid{grid-template-columns:1fr}.panel,.article{padding:22px}.hero-note{gap:8px}.service-strip{grid-template-columns:1fr 1fr}.footer-bottom{padding-left:14px;padding-right:14px}.site-footer{padding-top:38px}.media.feature-media{height:220px}.media.card-media{height:156px}}
@media(max-width:430px){.header-inner{grid-template-columns:74px minmax(0,1fr) 86px}.site-logo img{max-width:132px;height:34px}.mobile-header-action{min-width:82px;padding:0 10px;font-size:13px}.menu-toggle{width:42px}.quick-link strong{font-size:16px}.service-strip{grid-template-columns:1fr}.hero-band{padding-top:36px}}