*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:#E7F6F3;color:#222;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;overflow-x:hidden}a{color:#08756A;text-decoration:none}a:hover{color:#0A7A6E}.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}.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:128px;height:42px;border:1px solid rgba(247,243,228,.45);border-radius:999px;color:#F7F3E4;font-weight:800;letter-spacing:.08em}.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;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{background:#E7F6F3;border-bottom:1px solid rgba(12,143,130,.16)}.channel-scroll{max-width:1200px;margin:0 auto;display:flex;gap:4px;overflow-x:auto;padding:10px 20px;scrollbar-width:thin}.channel-scroll a{flex:0 0 auto;color:#24554F;font-weight:700;padding:6px 10px;border-radius:999px;white-space:nowrap}.channel-scroll a:hover{color:#0C8F82;background:#fff}.site-main{width:100%;max-width:100%}.wrap{max-width:1200px;margin:0 auto;padding:0 20px}.reading{max-width:840px;margin:0 auto}.hero-band{background:linear-gradient(135deg,#0C8F82 0%,#0A7A6E 100%);color:#F7F3E4;padding:58px 0}.hero-band .hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:42px;align-items:center}.hero-band h1{font-size:clamp(36px,4.2vw,48px);line-height:1.16;margin:0 0 18px;color:#fff}.hero-band p{font-size:18px;max-width:720px;margin:0;color:#F7F3E4}.section{padding:58px 0}.section-tight{padding:38px 0}.section h1,.section h2,.section h3{color:#0A3D38;line-height:1.35}.section h1{font-size:clamp(36px,4vw,46px);margin:0 0 18px}.section h2{font-size:27px;margin:0 0 14px}.section h3{font-size:20px;margin:0 0 8px}.lead{font-size:18px;color:#314C47;max-width:860px}.muted{color:#4E6B66}.grid-6{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}.quick-link{display:flex;min-height:112px;align-items:center;justify-content:center;padding:20px;background:#fff;border:1px solid rgba(12,143,130,.16);border-radius:18px;box-shadow:0 14px 30px rgba(10,122,110,.10);font-weight:800;color:#0A3D38;text-align:center}.magazine-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(260px,1fr);gap:22px}.feature-panel,.content-box,.side-link,.service-strip a,.directory-item,.compare-panel,.step-item,.faq-item,.question-box{background:#fff;border:1px solid rgba(12,143,130,.16);border-radius:18px;box-shadow:0 14px 30px rgba(10,122,110,.10)}.feature-panel,.content-box,.compare-panel,.question-box{padding:26px}.side-stack{display:grid;gap:14px}.side-link{padding:20px}.side-link strong{display:block;color:#0A3D38;font-size:18px}.side-link span{display:block;color:#4E6B66;margin-top:4px}.compare-grid,.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.directory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.directory-item{padding:20px}.directory-item h3{margin:0 0 8px}.directory-item p{margin:0 0 10px;color:#4E6B66}.service-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.service-strip a{padding:20px;text-align:center;font-weight:800;color:#0A3D38}.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;background:linear-gradient(135deg,#E7F6F3,#F3FBFA)}.feature-panel .media,.compare-panel .media,.content-box .media{margin-bottom:20px}.media.card-media{height:168px;aspect-ratio:auto}.media.story-media{height:238px;aspect-ratio:auto}.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}.text-link{font-weight:800;color:#08756A}.breadcrumbs{font-size:14px;color:#4E6B66;margin-bottom:12px}.breadcrumbs a{color:#4E6B66}.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:26px;align-items:start}.article-shell .aside-index{position:sticky;top:118px;background:#fff;padding:20px;border-radius:18px;border:1px solid rgba(12,143,130,.16)}.aside-index a{display:block;padding:7px 0}.reading p{font-size:17px;line-height:1.86;margin:0 0 18px}.reading ul,.reading ol{padding-left:1.35em}.reading li{margin:.55em 0}.notice{border-left:4px solid #0C8F82;background:#F3FBFA;padding:18px 20px;border-radius:0 14px 14px 0;color:#314C47}.steps{display:grid;gap:14px;counter-reset:step}.step-item{padding:20px 20px 20px 68px;position:relative}.step-item:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:20px;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:#F3E2A8;color:#0A3D38;font-weight:900}.link-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.link-row a{display:inline-flex;padding:8px 12px;border:1px solid rgba(12,143,130,.16);border-radius:999px;background:#fff;font-weight:700}.faq-list{display:grid;gap:16px}.faq-item{padding:24px}.faq-item h2{font-size:21px}.faq-item p{margin:0;color:#314C47}.site-footer{background:#123833;color:#D5E8E4;padding:52px 20px 90px}.footer-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.2fr 1fr 1.2fr 1fr;gap:28px}.site-footer h2{font-size:17px;color:#fff;margin:0 0 12px}.site-footer a{display:block;color:#D5E8E4;padding:3px 0}.footer-logo{display:inline-flex;margin-bottom:12px}.footer-logo img{height:42px;width:auto;max-width:168px;object-fit:contain}.footer-brand p{margin:0;color:#D5E8E4}.footer-note{max-width:1200px;margin:34px auto 0;padding-top:22px;border-top:1px solid rgba(213,232,228,.18);display:flex;justify-content:space-between;gap:24px;color:#D5E8E4;font-size:14px}.floating-tools{position:fixed;right:16px;top:50%;transform:translateY(-35%);z-index:5000;display:grid;gap:8px;width:104px}.floating-tools a,.floating-tools button{border:1px solid rgba(12,143,130,.16);background:#fff;color:#08756A;border-radius:14px;padding:10px 8px;font-weight:800;font-family:inherit;text-align:center;cursor:pointer;box-shadow:0 8px 22px rgba(10,122,110,.10)}.floating-tools .floating-reg{background:#0C8F82;color:#F3E2A8}.mobile-bottom{display:none}.mobile-drawer,.drawer-mask{display:none}.menu-toggle{width:40px;height:40px;border:0;border-radius:12px;background:#F3E2A8;padding:8px;align-items:center;justify-content:center;flex-direction:column;gap:4px}.menu-toggle span{width:20px;height:2px;background:#0A7A6E;border-radius:2px}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid rgba(12,143,130,.16)}.drawer-logo img{height:40px;width:auto;max-width:154px;object-fit:contain}.drawer-close{width:40px;height:40px;border:0;border-radius:12px;background:#E7F6F3;color:#0A3D38;font-size:28px;line-height:1}.drawer-body{height:calc(100vh - 74px);overflow-y:auto;padding:10px 18px 30px}.drawer-body section{padding:10px 0;border-bottom:1px solid rgba(12,143,130,.12)}.drawer-body h2{font-size:13px;color:#4E6B66;margin:0 0 5px}.drawer-body a{display:block;padding:7px 0;color:#0A3D38;font-weight:700}body.drawer-open{overflow:hidden}
@media(max-width:1100px){.nav-core a{padding:8px 8px}.header-actions .register-btn{display:none}.grid-6{grid-template-columns:repeat(3,minmax(0,1fr))}.directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.floating-tools{display:none}.site-main{padding-right:0}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:980px){.header-inner{min-height:64px;padding:0 14px;display:grid;grid-template-columns:48px 1fr auto;gap:10px}.menu-toggle{display:flex}.site-logo{justify-content:center}.site-logo img{height:38px;max-width:150px}.nav-core,.header-actions{display:none}.mobile-reg{display:inline-flex;height:38px;min-width:84px;padding:0 12px;font-size:13px}.channel-bar{display:none}.hero-band{padding:42px 0}.hero-band .hero-grid{grid-template-columns:1fr;gap:28px}.hero-band h1{font-size:clamp(28px,8vw,34px)}.section{padding:42px 0}.magazine-grid,.article-shell{grid-template-columns:1fr}.article-shell .aside-index{position:static;order:-1}.compare-grid,.two-col{grid-template-columns:1fr}.service-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.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(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}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:8000;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid rgba(12,143,130,.16);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{text-align:center;padding:11px 4px;color:#0A3D38;font-size:13px;font-weight:800}.site-footer{padding-bottom:110px}}
@media(max-width:680px){.wrap{padding:0 16px}.grid-6{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.directory-grid,.footer-grid{grid-template-columns:1fr}.service-strip{grid-template-columns:1fr 1fr}.quick-link{min-height:92px;padding:16px 10px}.feature-panel,.content-box,.compare-panel,.question-box{padding:20px}.reading p{font-size:16px}.section h2{font-size:24px}.footer-note{display:block}.media.story-media{height:auto;aspect-ratio:16/9}}
@media(max-width:430px){.header-inner{grid-template-columns:42px 1fr auto;padding:0 10px;gap:6px}.menu-toggle{width:38px;height:38px}.site-logo img{height:34px;max-width:132px}.mobile-reg{min-width:76px;padding:0 10px}.logo-placeholder{min-width:104px;height:36px;font-size:14px}.hero-band p{font-size:16px}.service-strip{grid-template-columns:1fr}.site-footer{padding-left:16px;padding-right:16px}}