:root{
  --teal:#0C8F82;--teal2:#0A7A6E;--teal3:#08756A;--cream:#F3E2A8;--creamText:#F7F3E4;
  --page:#E7F6F3;--soft:#F3FBFA;--white:#FFFFFF;--title:#0A3D38;--text:#222222;--muted:#4E6B66;
  --footer:#123833;--footerText:#D5E8E4;--line:rgba(12,143,130,.16);--shadow:0 14px 30px rgba(10,122,110,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--page);color:var(--text);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}
a{color:var(--teal3);text-underline-offset:3px}
img,svg,video{max-width:100%}
button,input,select,textarea{font:inherit;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;flex:0 0 auto;text-decoration:none}.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:130px;height:42px;padding:0 14px;border:1px solid rgba(247,243,228,.45);border-radius:12px;color:#F7F3E4;font-weight:800;letter-spacing:.08em}
.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0;flex:1}.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;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:#F3E2A8;color:#0A3D38}.register-btn{background:transparent;color:#F7F3E4;border:1px solid rgba(247,243,228,.55)}.mobile-reg,.menu-toggle{display:none}
.channel-bar-wrap{background:#E7F6F3;border-bottom:1px solid var(--line);position:relative;z-index:30}.channel-bar{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;align-items:center;gap:4px;overflow-x:auto;white-space:nowrap;scrollbar-width:thin}.channel-bar a{display:inline-flex;min-height:44px;align-items:center;padding:0 10px;color:#24554F;text-decoration:none;font-weight:700;font-size:14px}.channel-bar a:hover{color:#0C8F82;background:#fff}
.site-main{min-height:58vh}.page-shell{width:min(1200px,calc(100% - 32px));margin:0 auto}.reading{width:min(860px,100%);margin-left:auto;margin-right:auto}.narrow{width:min(760px,100%);margin-left:auto;margin-right:auto}
.hero-band{background:linear-gradient(135deg,#0C8F82,#08756A);color:#F7F3E4}.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);gap:42px;align-items:center;padding:58px 0}.hero-band h1{font-size:clamp(36px,5vw,48px);line-height:1.14;margin:0 0 18px;color:#fff}.hero-band p{margin:0;font-size:18px;line-height:1.85;color:#F7F3E4}.hero-band .media{background:rgba(255,255,255,.08)}
.section{padding:58px 0}.section.compact{padding:42px 0}.section.white{background:#fff}.section.soft{background:#F3FBFA}.section h1,.section h2,.section h3{color:#0A3D38}.section h1{font-size:clamp(32px,4vw,44px);line-height:1.18;margin:0 0 18px}.section h2{font-size:28px;margin:0 0 16px;line-height:1.3}.section h3{font-size:20px;margin:0 0 10px}.section p,.section li{font-size:17px;line-height:1.82}.lead{font-size:18px!important;color:#385d57}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#08756A;font-weight:800;letter-spacing:.06em;margin-bottom:12px}.eyebrow:before{content:"";width:28px;height:3px;border-radius:99px;background:#F3E2A8}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:18px;background:#E7F6F3;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:block;background:linear-gradient(135deg,#E7F6F3,#F3FBFA)}.media.small-media{max-height:180px}.media.feature-media{max-height:252px}
.quick-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}.quick-link{display:block;background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;text-decoration:none;box-shadow:var(--shadow);min-height:116px}.quick-link strong{display:block;color:#0A3D38;font-size:18px;margin-bottom:8px}.quick-link span{display:block;color:#4E6B66;font-size:14px;line-height:1.6}.quick-link:hover{transform:translateY(-2px)}
.magazine-grid{display:grid;grid-template-columns:2fr 1fr;gap:22px}.feature-panel,.info-panel,.text-panel,.link-panel,.faq-item,.step,.note-box{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.feature-panel{padding:24px}.feature-panel .media{margin-top:20px}.side-stack{display:grid;gap:14px}.info-panel{padding:20px}.info-panel p{margin:8px 0 0;color:#4E6B66;line-height:1.7}.text-link{font-weight:800;text-decoration:none}.text-link:after{content:" →"}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.compare-item{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.compare-copy{padding:24px}.compare-copy p{color:#4E6B66}.compare-copy .text-link{display:inline-block;margin-top:6px}
.directory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.directory-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.directory-item h3{margin-bottom:7px}.directory-item p{margin:0 0 10px;color:#4E6B66;font-size:15px;line-height:1.72}.directory-item a{text-decoration:none;font-weight:800}
.service-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.service-strip a{display:block;padding:22px;background:#0A7A6E;color:#F7F3E4;border-radius:18px;text-decoration:none;font-weight:800}.service-strip span{display:block;margin-top:8px;font-size:14px;line-height:1.6;font-weight:400}
.article-hero{padding:54px 0 32px}.article-hero h1{font-size:clamp(36px,4vw,46px);margin:0 0 14px;color:#0A3D38}.article-hero p{font-size:18px;line-height:1.85;color:#4E6B66;margin:0}.article-grid{display:grid;grid-template-columns:260px minmax(0,1fr);gap:28px;align-items:start}.side-index{position:sticky;top:132px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.side-index h2{font-size:18px;margin:0 0 12px}.side-index a{display:block;padding:8px 0;text-decoration:none;border-bottom:1px dashed var(--line);font-weight:700}.side-index a:last-child{border-bottom:0}
.prose{background:#fff;border:1px solid var(--line);border-radius:18px;padding:clamp(24px,4vw,42px);box-shadow:var(--shadow)}.prose h2{font-size:27px;margin:34px 0 12px}.prose h2:first-child{margin-top:0}.prose h3{font-size:20px;margin:26px 0 8px}.prose p{font-size:17px;line-height:1.88;margin:0 0 18px}.prose ul,.prose ol{padding-left:1.35em}.prose li{margin:.5em 0}.prose .media{margin:22px 0}.prose a{font-weight:700}.related-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}.related-row a{display:inline-flex;padding:10px 14px;border:1px solid var(--line);border-radius:999px;text-decoration:none;background:#F3FBFA}.notice{background:#F3FBFA;border-left:4px solid #F3E2A8;padding:16px 18px;border-radius:0 14px 14px 0;color:#385d57;margin:20px 0}.note-box{padding:22px;background:#F3FBFA;box-shadow:none}.note-box p{margin:0}.split-two{display:grid;grid-template-columns:1fr 1fr;gap:20px}.split-two>div{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px}.split-two h2{font-size:24px;margin-top:0}.steps{display:grid;gap:14px;counter-reset:step}.step{position:relative;padding:22px 22px 22px 72px;counter-increment:step}.step:before{content:counter(step);position:absolute;left:20px;top:22px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#0C8F82;color:#fff;font-weight:800}.step h2{font-size:22px;margin:0 0 7px}.step p{margin:0;color:#4E6B66}.qa-lead{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.qa-lead>div{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.qa-lead h2{font-size:19px;margin:0 0 10px}.qa-lead p{margin:0;color:#4E6B66;font-size:15px;line-height:1.75}.directory-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.link-panel{padding:20px}.link-panel h2{font-size:20px;margin:0 0 8px}.link-panel p{margin:0 0 10px;color:#4E6B66}.inline-nav{display:flex;flex-wrap:wrap;gap:9px}.inline-nav a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 13px;text-decoration:none;font-weight:700}.legal-tip{font-size:15px!important;color:#4E6B66!important;border-top:1px solid var(--line);padding-top:16px;margin-top:24px!important}
.faq-list{display:grid;gap:16px}.faq-item{padding:24px}.faq-item h2{font-size:21px;margin:0 0 10px}.faq-item p{margin:0;color:#385d57}.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)}
.side-float{position:fixed;right:14px;top:42%;z-index:500;display:grid;gap:8px;width:92px}.side-float a{background:#fff;color:#0A7A6E;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:12px;padding:10px 8px;text-align:center;text-decoration:none;font-size:13px;font-weight:800}.side-float .float-reg{background:#0A7A6E;color:#F3E2A8}.mobile-bottom{display:none}
.site-footer{background:#123833;color:#D5E8E4;margin-top:50px}.footer-grid{max-width:1200px;margin:0 auto;padding:48px 20px 34px;display:grid;grid-template-columns:1.35fr 1fr 1.25fr 1fr;gap:28px}.footer-grid h2{color:#fff;font-size:17px;margin:0 0 12px}.footer-grid a{display:block;color:#D5E8E4;text-decoration:none;padding:4px 0;font-size:14px}.footer-grid a:hover{color:#fff}.footer-brand p{font-size:14px;line-height:1.75}.footer-logo{display:inline-flex;margin-bottom:12px}.footer-logo img{height:42px;width:auto;max-width:168px;object-fit:contain}.footer-logo .logo-placeholder{color:#F7F3E4}.footer-note{border-top:1px solid rgba(213,232,228,.16);max-width:1200px;margin:0 auto;padding:20px;display:flex;justify-content:space-between;gap:20px}.footer-note p{margin:0;color:#D5E8E4;font-size:13px;line-height:1.65}.footer-note p:first-child{max-width:820px}
.mobile-drawer,.drawer-mask{display:none}
@media(min-width:1180px){.site-main{padding-right:64px}.hero-band .page-shell,.site-footer .footer-grid,.site-footer .footer-note{transform:translateX(32px)}}
@media(max-width:1080px){.header-inner{padding:0 14px;gap:10px}.nav-core a{padding:8px 8px;font-size:14px}.header-actions .register-btn{display:none}.quick-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.side-float{display:none}}
@media(max-width:980px){
  body{padding-bottom:68px}.channel-bar-wrap,.nav-core,.header-actions{display:none}.header-inner{min-height:64px;display:grid;grid-template-columns:48px 1fr auto;gap:10px;padding:0 12px}.site-logo{justify-content:center}.site-logo img{height:38px;max-width:150px}.menu-toggle{display:inline-grid;width:42px;height:42px;border:0;border-radius:12px;background:#F3E2A8;place-content:center;gap:4px;padding:0}.menu-toggle span{display:block;width:20px;height:2px;background:#0A7A6E;border-radius:99px}.mobile-reg{display:inline-flex;min-width:84px;height:38px;padding:0 12px}.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}
  body.drawer-open{overflow:hidden}.drawer-head{height:68px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--line)}.drawer-logo img{height:38px;width:auto;max-width:160px;object-fit:contain}.drawer-logo .logo-placeholder{color:#0A3D38;border-color:var(--line)}.drawer-close{width:38px;height:38px;border:0;background:#E7F6F3;color:#0A7A6E;border-radius:50%;font-size:28px;line-height:1}.drawer-scroll{height:calc(100vh - 68px);overflow-y:auto;padding:10px 16px 32px}.drawer-group{padding:12px 0;border-bottom:1px solid var(--line)}.drawer-group h2{font-size:14px;color:#4E6B66;margin:0 0 5px}.drawer-group a{display:block;padding:9px 0;text-decoration:none;font-weight:700;color:#0A3D38}
  .mobile-bottom{position:fixed;z-index:9000;left:0;right:0;bottom:0;height:60px;background:#fff;border-top:1px solid var(--line);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;font-weight:800;color:#0A7A6E;font-size:14px}.mobile-bottom a:hover{background:#F3FBFA}
  .hero-grid{grid-template-columns:1fr;gap:24px;padding:42px 0}.hero-grid .media{max-width:680px;margin:auto}.magazine-grid,.compare-grid,.article-grid,.split-two{grid-template-columns:1fr}.side-index{position:static}.qa-lead{grid-template-columns:1fr}.service-strip{grid-template-columns:repeat(2,1fr)}.footer-note{display:block}.footer-note p+ p{margin-top:12px}
}
@media(max-width:680px){.page-shell{width:min(100% - 24px,1200px)}.section{padding:40px 0}.section.compact{padding:30px 0}.hero-band h1,.article-hero h1{font-size:clamp(28px,8vw,34px)}.hero-band p,.article-hero p{font-size:16px}.quick-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.quick-link{padding:16px;min-height:108px}.directory-grid,.directory-list{grid-template-columns:1fr}.service-strip{grid-template-columns:1fr 1fr}.feature-panel,.prose{padding:20px}.section h2,.prose h2{font-size:24px}.section p,.section li,.prose p,.prose li{font-size:16px;line-height:1.82}.footer-grid{grid-template-columns:1fr;padding-top:38px}.footer-grid>div{border-bottom:1px solid rgba(213,232,228,.12);padding-bottom:18px}.footer-grid>div:last-child{border-bottom:0}.media.feature-media{max-height:none}.article-hero{padding:38px 0 24px}}
@media(max-width:390px){.header-inner{grid-template-columns:42px 1fr auto;padding:0 8px;gap:6px}.menu-toggle{width:40px;height:40px}.site-logo img{max-width:128px;height:34px}.mobile-reg{min-width:76px;padding:0 9px;font-size:13px}.logo-placeholder{min-width:110px;height:36px;font-size:14px}.service-strip{grid-template-columns:1fr}.quick-link strong{font-size:16px}}