*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F6F3EC;color:#2C3A38;font:16.5px/1.78 system-ui,-apple-system,"Microsoft YaHei",sans-serif;overflow-wrap:anywhere}a{color:#0A5F56;text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible{outline:3px solid #C62828;outline-offset:3px}button{font:inherit;cursor:pointer}img{display:block;max-width:100%;width:100%;height:auto;object-fit:contain;object-position:center}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:#1A2A28;line-height:1.35}h1{font-size:32px}h2{font-size:25px}h3{font-size:19px}p{margin-bottom:17px}.wrap{width:calc(100% - 40px);max-width:1160px;margin-inline:auto}.topline{background:#0A5F56;color:#FFF9ED;font-size:13px}.topline-inner{height:36px;display:flex;align-items:center;justify-content:space-between;gap:15px}.topline a{color:#FFF9ED;margin-left:22px}.mainbar{background:#FFFCFA;border-bottom:1px solid rgba(14,138,125,.18);position:sticky;top:0;z-index:10}.barinner{min-height:68px;display:flex;align-items:center;gap:18px}.brand{display:flex;align-items:center;flex:0 0 auto;gap:9px;font-weight:800;font-size:20px;white-space:nowrap;color:#0A5F56}.brand img{width:auto;height:32px;max-width:110px;flex-shrink:0}.brand small{display:block;font-size:10px;letter-spacing:.12em;line-height:1.2}.brand-mark{display:grid;place-items:center;background:#0E8A7D;color:#fff;width:32px;height:32px;border-radius:9px}.primary{display:flex;align-items:center;justify-content:center;flex:1;gap:clamp(8px,1.3vw,21px);white-space:nowrap;font-size:14px}.primary a{padding:10px 2px;color:#31433f}.primary a.active,.bottom-nav a.active{color:#0A5F56;font-weight:800;border-bottom:2px solid #0E8A7D}.menu-toggle{min-height:44px;border:1px solid #0E8A7D;border-radius:10px;background:#0E8A7D;color:white;padding:7px 12px;white-space:nowrap}.mobile-label{display:none}.menu-wrap{position:relative}.mega{position:absolute;right:0;top:0;max-width:880px;width:100%;background:#FFFCFA;border:1px solid rgba(14,138,125,.18);border-radius:0 0 12px 12px;box-shadow:0 15px 35px #123a3224;padding:24px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;max-height:calc(100dvh - 90px);overflow-y:auto}.mega[hidden]{display:none}.menu-group h2{font-size:17px;margin:0 0 10px;color:#0A5F56}.menu-link{display:block;padding:7px 9px;border-radius:8px}.menu-link:hover,.menu-link.active{background:#e7f4ef;text-decoration:none}.menu-link strong,.menu-link span{display:block}.menu-link strong{font-size:14px}.menu-link span{font-size:13px;color:#5A6B68;line-height:1.5}.main{padding:34px 0 65px}.crumbs{font-size:14px;color:#5A6B68;margin-bottom:22px}.crumbs a{margin-right:8px}.intro{max-width:820px;margin-bottom:30px}.lead{font-size:17px;color:#425a54}.section{margin-top:46px}.panel{background:#FFFCFA;border:1px solid rgba(14,138,125,.18);border-radius:12px;padding:24px;min-width:0}.panel h2{margin-bottom:16px}.panel p:last-child{margin-bottom:0}.eyebrow{font-size:13px;color:#0A5F56;font-weight:800;letter-spacing:.1em;margin-bottom:9px}.btn{display:inline-flex;min-height:44px;align-items:center;justify-content:center;border-radius:9px;padding:8px 18px;background:#0E8A7D;color:#fff;font-weight:700}.btn:hover{background:#0A5F56;text-decoration:none}.btn.alt{background:#e8f2ec;color:#0A5F56}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}.hero{display:grid;grid-template-columns:56fr 44fr;align-items:center;gap:30px}.hero h1{margin-bottom:18px}.hero p{max-width:570px}.image-slot{background:#f0f4ec;border:1px solid #d8e7df;border-radius:12px;padding:12px;display:grid;place-items:center;min-width:0}.image-slot img{max-height:300px;width:100%;height:auto}.image-slot.cover img{max-height:300px}.image-slot.small img{max-height:180px}.image-slot.app-image img{max-height:380px;max-width:220px}.image-fallback{width:100%;min-height:110px;display:grid;place-items:center;color:#0A5F56;background:linear-gradient(135deg,#e5f2e8,#f7f1e6);border-radius:8px;text-align:center;padding:15px}.image-slot.cover .image-fallback{min-height:230px}.image-slot.small .image-fallback{min-height:125px}.grid2{display:grid;grid-template-columns:minmax(0,2.2fr) minmax(280px,1fr);gap:24px}.equal2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.four{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.text-image{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(180px,1fr);gap:24px;align-items:center}.uneven{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}.stack>*+*{border-top:1px solid #dce7df;padding-top:18px;margin-top:18px}.stack h3{margin-bottom:7px}.timeline{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;counter-reset:step}.timeline article{border-top:4px solid #0E8A7D}.timeline article:before{counter-increment:step;content:'0' counter(step);color:#C62828;font-weight:800}.timeline h3{margin:6px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:15px;margin-bottom:20px}.section-head h2{margin:0}.section-head a{font-size:14px;white-space:nowrap}.linkcard{display:block;color:inherit}.linkcard:hover{text-decoration:none;border-color:#0E8A7D;box-shadow:0 4px 15px #0a5f5618}.linkcard h3{color:#0A5F56}.linkcard .arrow{font-weight:700;color:#0A5F56}.inner-article{max-width:820px}.article-block{margin:0 0 34px}.article-block h2{border-left:4px solid #0E8A7D;padding-left:12px}.article-block p{font-size:17px}.article-aside{font-size:14px}.related{margin-top:44px}.related a{display:block;padding:12px 0;border-bottom:1px solid #d4e2d9}.reading-num{font-size:14px;font-weight:800;color:#C62828}.faq-item{margin-bottom:16px}.faq-item h2{font-size:20px}.footer{background:#073f3a;color:#fff8ed;padding:43px 0 32px}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.footer h2{color:#fff8ed;font-size:17px}.footer a{display:block;color:#d9eee7;font-size:14px;margin-bottom:7px}.footer-bottom{border-top:1px solid #ffffff35;margin-top:30px;padding-top:20px;font-size:13px;color:#e0eee6}.footer-bottom p{max-width:740px}.bottom-nav{display:none}@media(max-width:1100px){.primary{gap:8px;font-size:13px}.brand{font-size:17px}.brand img{max-width:80px}.barinner{gap:11px}}@media(max-width:900px){.primary{display:none}.barinner{justify-content:space-between}.mega{grid-template-columns:repeat(2,minmax(0,1fr))}.grid2{grid-template-columns:minmax(0,1fr)}.grid3{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){body{font-size:16px;line-height:1.75}.wrap{width:calc(100% - 32px)}.topline{display:none}.barinner{min-height:60px}.brand{font-size:18px}.brand img{height:30px}.desktop-label{display:none}.mobile-label{display:inline}.mega{grid-template-columns:minmax(0,1fr);padding:14px;gap:14px;max-height:calc(100dvh - 125px)}.main{padding:28px 0 92px}h1{font-size:27px}h2{font-size:22px}.lead,.article-block p{font-size:16px}.section{margin-top:32px}.panel{padding:18px}.hero,.equal2,.grid3,.four,.text-image,.uneven,.timeline{grid-template-columns:minmax(0,1fr)}.hero{gap:18px}.image-slot.cover img{max-height:240px}.image-slot.cover .image-fallback{min-height:165px}.section-head{align-items:start;flex-direction:column;gap:4px}.footer{padding-bottom:35px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.bottom-nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));position:fixed;bottom:0;left:0;right:0;z-index:9;background:#FFFCFA;border-top:1px solid #d0e1d6;padding-bottom:env(safe-area-inset-bottom);min-height:58px}.bottom-nav a{display:grid;place-items:center;font-size:12px;line-height:1.2;color:#334e49;min-height:58px;text-align:center;padding:6px 2px}.bottom-nav a.active{border-bottom:0;border-top:3px solid #0E8A7D}}@media(max-width:350px){.brand small{font-size:9px}.brand img{max-width:65px}.menu-toggle{padding:7px 9px}.footer-grid{grid-template-columns:minmax(0,1fr)}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}