*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:#E7F6F3;color:#222222;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}
a{color:#08756A;text-underline-offset:3px}
img,svg,video{max-width:100%}
button,input,select,textarea{font:inherit}
body.drawer-open{overflow:hidden}
.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;text-decoration:none}
.site-logo img{
  display:block;
  height:42px;
  width:auto;
  max-width:168px;
  object-fit:contain;
}
.logo-fallback{display:inline-flex;align-items:center;justify-content:center;min-width:116px;height:42px;padding:0 14px;border-radius:14px;background:#F3E2A8;color:#0A3D38;font-weight:900;letter-spacing:1px}
.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0}
.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:#FFFFFF;
}
.header-actions{display:flex;gap:8px;align-items:center}
.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-top:1px solid rgba(247,243,228,.18);border-bottom:1px solid rgba(12,143,130,.16)}
.channel-strip-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;gap:4px;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:thin}
.channel-strip-inner a{flex:0 0 auto;padding:11px 10px;color:#24554F;text-decoration:none;font-size:14px;font-weight:700;white-space:nowrap;border-radius:10px}
.channel-strip-inner a:hover{color:#0C8F82;background:#F3FBFA}
.site-main{width:100%;min-height:60vh;padding:0 64px 32px 0}
.container{width:min(1200px,calc(100% - 40px));margin:0 auto}
.reading{width:min(820px,100%);margin:0 auto}
.section{padding:58px 0}
.section-tight{padding:38px 0}
.eyebrow{display:inline-flex;padding:6px 10px;border-radius:999px;background:#F3E2A8;color:#0A3D38;font-size:13px;font-weight:800;letter-spacing:.04em}
h1,h2,h3{color:#0A3D38;line-height:1.25;margin-top:0}
h1{font-size:clamp(36px,4vw,48px);margin-bottom:18px;letter-spacing:-.02em}
h2{font-size:clamp(24px,2.8vw,32px);margin-bottom:14px}
h3{font-size:20px;margin-bottom:9px}
p,li{font-size:17px;line-height:1.82}
p{margin:0 0 16px}
ul,ol{margin:0 0 20px;padding-left:1.3em}
.hero-band{background:linear-gradient(135deg,#0C8F82 0%,#0A7A6E 100%);color:#F7F3E4;padding:60px 0}
.hero-band h1,.hero-band h2{color:#FFFFFF}
.hero-band p{color:#F7F3E4}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);gap:36px;align-items:center}
.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);
}
.hero-band .main-btn{background:#F3E2A8;color:#0A3D38;box-shadow:none}
.hero-band .media-feature{height:auto;aspect-ratio:16/9}
.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;font-size:14px;font-weight:700;background:linear-gradient(135deg,#E7F6F3,#F3FBFA)}
.media-card{height:170px;aspect-ratio:auto}
.media-feature{height:236px;aspect-ratio:auto}
.quick-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}
.quick-link,.info-card,.directory-item,.service-chip,.side-link,.question-item,.note-box,.step-item,.panel,.stateless-table{background:#FFFFFF;border:1px solid rgba(12,143,130,.16);box-shadow:0 14px 30px rgba(10,122,110,.10);border-radius:18px}
.quick-link{display:flex;min-height:116px;padding:18px;flex-direction:column;justify-content:space-between;text-decoration:none;color:#0A3D38}
.quick-link span{font-size:14px;color:#4E6B66;line-height:1.5}
.quick-link strong{font-size:18px}
.magazine-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(260px,1fr);gap:24px;align-items:start}
.feature-card{background:#FFFFFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:22px;box-shadow:0 14px 30px rgba(10,122,110,.10)}
.feature-card .media{margin-bottom:18px}
.vertical-stack{display:grid;gap:16px}
.info-card{padding:20px}
.info-card a,.directory-item a,.panel a,.related-links a{font-weight:800;text-decoration:none}
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.compare-card{background:#FFFFFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;overflow:hidden;box-shadow:0 14px 30px rgba(10,122,110,.10)}
.compare-card .copy{padding:22px}
.directory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.directory-item{padding:20px;min-height:150px}
.directory-item p{font-size:15px;line-height:1.7;color:#4E6B66;margin-bottom:10px}
.service-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.service-chip{padding:18px;text-decoration:none;color:#0A3D38;font-weight:800;text-align:center}
.inner-hero{padding:48px 0 30px}
.inner-hero .lead{max-width:820px;color:#4E6B66;font-size:18px}
.content-grid{display:grid;grid-template-columns:minmax(210px,280px) minmax(0,1fr);gap:28px;align-items:start}
.side-nav{position:sticky;top:138px;background:#FFFFFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:18px}
.side-nav h2{font-size:18px;margin-bottom:10px}.side-nav a{display:block;padding:9px 8px;border-radius:10px;text-decoration:none;font-weight:700}.side-nav a:hover{background:#F3FBFA}
.article{background:#FFFFFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:clamp(22px,4vw,42px);box-shadow:0 14px 30px rgba(10,122,110,.10)}
.article + .article{margin-top:22px}
.article p:last-child{margin-bottom:0}
.article .media{margin:12px 0 24px}
.related-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.related-links a{padding:9px 12px;border-radius:999px;background:#F3FBFA;border:1px solid rgba(12,143,130,.16)}
.step-list{display:grid;gap:14px;counter-reset:step}
.step-item{position:relative;padding:22px 22px 22px 74px;counter-increment:step}
.step-item:before{content:counter(step);position:absolute;left:22px;top:22px;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#0C8F82;color:#F7F3E4;font-weight:900}
.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.panel{padding:24px}
.note-box{padding:20px;background:#F3FBFA;box-shadow:none}
.note-box strong{color:#0A3D38}
.short-index{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 24px}.short-index a{padding:8px 12px;border-radius:999px;background:#F3FBFA;border:1px solid rgba(12,143,130,.16);font-weight:800;text-decoration:none}
.question-list{display:grid;gap:16px}.question-item{padding:24px}.question-item h2{font-size:21px}.question-item p{margin-bottom:0}
.link-columns{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.link-columns section{background:#FFFFFF;border:1px solid rgba(12,143,130,.16);border-radius:18px;padding:20px}.link-columns a{display:block;padding:8px 0;text-decoration:none;font-weight:700}
.text-paths{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.text-paths .panel{min-height:210px}
.compact-table{width:100%;border-collapse:collapse;margin-top:10px}.compact-table th,.compact-table td{padding:13px 12px;border-bottom:1px solid rgba(12,143,130,.16);text-align:left;vertical-align:top}.compact-table th{color:#0A3D38;background:#F3FBFA}
.site-footer{background:#123833;color:#D5E8E4;padding:48px 0 92px}
.footer-grid{width:min(1200px,calc(100% - 40px));margin:0 auto;display:grid;grid-template-columns:1.3fr .9fr 1.1fr 1fr;gap:28px}
.site-footer h2{color:#F7F3E4;font-size:17px;margin-bottom:12px}.site-footer a{display:block;color:#D5E8E4;text-decoration:none;padding:4px 0;font-size:14px;line-height:1.45}.site-footer a:hover{color:#FFFFFF}.site-footer p{font-size:14px;color:#D5E8E4;line-height:1.7}.footer-logo{display:inline-flex;margin-bottom:12px}.footer-logo img{height:42px;width:auto;object-fit:contain}.footer-bottom{width:min(1200px,calc(100% - 40px));margin:28px auto 0;padding-top:20px;border-top:1px solid rgba(213,232,228,.2);font-size:13px;line-height:1.8;color:#D5E8E4}
.floating-tools{position:fixed;right:18px;top:44%;transform:translateY(-50%);z-index:5000;display:grid;gap:8px;width:92px}.floating-tools a{display:flex;align-items:center;justify-content:center;min-height:40px;padding:8px;border-radius:12px;background:#FFFFFF;color:#08756A;border:1px solid rgba(12,143,130,.16);box-shadow:0 8px 20px rgba(10,122,110,.10);text-decoration:none;text-align:center;font-size:13px;font-weight:800}.floating-tools .float-reg{background:#0C8F82;color:#F3E2A8}
.mobile-bottom{display:none}
.mobile-drawer,
.drawer-mask{display:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid rgba(12,143,130,.16)}
.drawer-logo{display:flex;align-items:center}.drawer-logo img{height:38px;width:auto;object-fit:contain}.drawer-close{width:40px;height:40px;border:0;border-radius:50%;background:#E7F6F3;color:#0A3D38;font-size:28px;line-height:1;cursor:pointer}.drawer-scroll{height:calc(100vh - 69px);overflow-y:auto;padding:10px 16px 32px}.drawer-scroll section{padding:12px 0;border-bottom:1px solid rgba(12,143,130,.12)}.drawer-scroll h2{font-size:15px;margin-bottom:6px;color:#4E6B66}.drawer-scroll a{display:block;padding:9px 6px;text-decoration:none;font-weight:700;color:#0A3D38}
@media(max-width:1100px){.site-main{padding-right:0}.nav-core a{padding:8px 8px;font-size:14px}.header-inner{gap:10px}.quick-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.link-columns{grid-template-columns:repeat(2,minmax(0,1fr))}.floating-tools{display:none}}
@media(max-width:980px){
  .header-inner{min-height:64px;padding:0 14px;display:grid;grid-template-columns:88px minmax(0,1fr) 108px;gap:8px}
  .site-logo{justify-self:center;min-width:0;max-width:150px}.site-logo img{height:38px;max-width:146px}
  .nav-core,.header-actions,.channel-strip{display:none}
  .menu-toggle{display:inline-flex;width:44px;height:40px;border:0;border-radius:12px;background:#F3E2A8;align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer}
  .menu-toggle span{display:block;width:20px;height:2px;background:#0C8F82;border-radius:3px}
  .mobile-header-action{display:inline-flex;justify-self:end;min-width:100px;padding:0 12px}
  .hero-grid,.magazine-grid,.content-grid{grid-template-columns:1fr}.side-nav{position:static}.compare-grid,.two-col{grid-template-columns:1fr}.service-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.text-paths{grid-template-columns:1fr}
  .site-main{padding-bottom:84px}
  .site-footer{padding-bottom:112px}
  .mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:8000;background:#FFFFFF;border-top:1px solid rgba(12,143,130,.16);box-shadow:0 -8px 24px rgba(10,122,110,.10)}.mobile-bottom a{display:flex;min-height:58px;align-items:center;justify-content:center;text-decoration:none;color:#0A3D38;font-weight:800;font-size:14px}
.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;
}
}
@media(max-width:720px){.container,.footer-grid,.footer-bottom{width:min(100% - 28px,1200px)}.section{padding:40px 0}.section-tight{padding:30px 0}.hero-band{padding:42px 0}h1{font-size:clamp(28px,8vw,34px)}p,li{font-size:16px;line-height:1.8}.quick-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.directory-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:24px}.article{padding:22px}.media-feature{height:auto;aspect-ratio:16/9}.media-card{height:auto;aspect-ratio:16/9}.link-columns{grid-template-columns:1fr}.header-inner{grid-template-columns:68px minmax(0,1fr) 96px}.mobile-header-action{min-width:92px;font-size:13px}.logo-fallback{min-width:100px;height:38px;padding:0 10px}}
@media(max-width:420px){.footer-grid{grid-template-columns:1fr}.quick-link{min-height:106px;padding:15px}.header-inner{padding:0 10px;grid-template-columns:52px minmax(0,1fr) 92px}.mobile-header-action{min-width:88px;padding:0 8px}.site-logo img{max-width:132px}.logo-fallback{font-size:14px;min-width:88px}.service-strip{grid-template-columns:1fr 1fr}}