*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F7FBFA;color:#3A5056;font:16px/1.78 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}a:hover{color:#0C6864}button,input{font:inherit}button{cursor:pointer}button,input{min-height:44px}button,a{touch-action:manipulation}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #16877F;outline-offset:3px}.shell{width:min(1240px,calc(100% - 64px));margin-inline:auto}.between{display:flex;justify-content:space-between}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip{position:absolute;top:-100px;z-index:101;background:#fff;padding:10px}.skip:focus{top:0}.top-strip{background:#E9F0F0;color:#24343B;font-size:12px;padding:2px 0}.top-strip a{text-decoration:underline}.site-header{background:#fff;position:sticky;top:0;z-index:40;box-shadow:0 5px 22px #173a3f0a}.masthead{min-height:74px;display:flex;align-items:center;gap:30px}.brand{display:flex;gap:10px;align-items:center;white-space:nowrap;color:#173A3F}.brand strong{display:block;font-size:22px;line-height:1.2}.brand small{font-size:10px;letter-spacing:2px}.logo{max-height:38px;max-width:112px;object-fit:contain}.desktop-search{display:flex;flex:1;max-width:370px;margin:auto;border:1px solid #c9e3df;border-radius:12px;overflow:hidden}.desktop-search input{min-width:0;width:100%;border:0;padding:0 14px;outline-offset:-3px}.desktop-search button,.search-inline button{background:#0C6864;color:#fff;border:0;padding:0 22px}.header-actions{display:flex;align-items:center;gap:14px}.header-actions a{font-size:14px;font-weight:650}.action-button{background:#DDF3EF;border:0;border-radius:11px;color:#173A3F;padding:0 13px}.mobile-action,.mobile-track{display:none}.primary-nav{border-top:1px solid #EDF7F5}.nav-track{display:flex;gap:28px;overflow-x:auto;white-space:nowrap;scrollbar-width:none}.nav-track a{display:block;padding:7px 0 8px;min-height:44px;font-size:14px;color:#24343B;border-bottom:2px solid transparent}.nav-track a[aria-current]{border-color:#16877F;font-weight:700}.menu-overlay{position:fixed;inset:0;background:#12383b48;opacity:0;visibility:hidden;pointer-events:none;z-index:40}.mega-menu,.search-panel{position:absolute;left:50%;transform:translateX(-50%) translateY(-8px);top:100%;background:#fff;box-shadow:0 12px 32px #1b53511a;opacity:0;visibility:hidden;pointer-events:none;z-index:42;border:1px solid #e0efec;border-radius:0 0 18px 18px;padding:24px}.mega-menu{max-width:1100px;max-height:75vh;overflow:auto}.panel-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;color:#173A3F}.panel-heading button{border:1px solid #d1e9e5;background:#fff;border-radius:10px;padding:4px 14px}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.mega-grid h3{color:#A93060;font-size:16px}.mega-grid a{display:block;border-top:1px solid #EDF7F5;padding:8px 0;font-weight:650;color:#24343B}.mega-grid span{display:block;color:#52686F;font-size:12px;font-weight:400}.search-panel{max-width:680px}.search-inline{display:flex;gap:10px;margin-top:10px}.search-inline input{width:100%;border:1px solid #b6dad4;border-radius:9px;padding:10px}.search-inline button{border-radius:9px}.menu-open .mega-menu,.search-open .search-panel{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.menu-open .menu-overlay,.search-open .menu-overlay{opacity:1;visibility:visible;pointer-events:auto}.layer-open{overflow:hidden}.breadcrumb{padding:24px 0 0;color:#52686F;font-size:13px}.breadcrumb a{text-decoration:underline}.intro{margin:28px 0 34px}.eyebrow{text-transform:uppercase;font-size:12px;letter-spacing:2px;color:#0C6864;font-weight:700}h1,h2,h3{color:#24343B;line-height:1.3}h1{font-size:clamp(29px,3.2vw,40px);margin:12px 0}h2{font-size:clamp(22px,2.2vw,28px);margin:0 0 14px}h3{font-size:19px;margin:0 0 12px}.lead{font-size:17px;max-width:840px}.section{margin:52px 0}.section-head{margin-bottom:22px;max-width:790px}.grid3,.grid2{display:grid;gap:19px}.grid3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{min-width:0;background:white;border:1px solid rgba(32,107,103,.14);border-radius:16px;overflow:hidden;box-shadow:0 12px 32px #1b53510a}.card-content{padding:20px}.card-content p{margin:0 0 12px}.card a.more,.text-link{color:#0C6864;font-weight:700;text-decoration:underline;text-underline-offset:3px}.media-frame{background:linear-gradient(135deg,#DDF3EF,#FBE8F0);min-height:170px;border-radius:15px;display:flex;align-items:center;justify-content:center;overflow:hidden}.card .media-frame{border-radius:0;min-height:190px}.media-frame img{display:block;max-width:100%;max-height:430px;width:auto;height:auto;object-fit:contain}.media-blank{width:100%;height:100%;min-height:inherit;background:linear-gradient(135deg,#DDF3EF,#FBE8F0)}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:30px;align-items:center}.split.reverse .media-frame{order:-1}.prose{max-width:760px}.prose p{margin:0 0 18px}.topic-list{padding-left:22px}.topic-list li{margin:9px 0}.pill{display:inline-block;background:#DDF3EF;color:#173A3F;border-radius:9px;padding:5px 11px;font-size:13px;margin-right:7px;margin-bottom:8px}.feature-band{background:#EDF7F5;border:1px solid #d7ebe6;border-radius:20px;padding:28px}.feature-pink{background:#FBE8F0}.hero{display:grid;grid-template-columns:46% 54%;align-items:center;background:#EDF7F5;border-radius:22px;overflow:hidden;margin:34px 0 52px;min-height:365px}.hero-copy{padding:34px}.hero-copy h1{font-size:40px}.hero-media{height:100%;min-height:350px}.hero-media .media-frame{height:100%;border-radius:0}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:21px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border-radius:12px;background:#0C6864;color:white!important;font-weight:650}.btn.alt{background:#DDF3EF;color:#173A3F!important}.section-visual{max-height:310px}.two-up{display:grid;grid-template-columns:1.15fr .85fr;gap:25px;align-items:start}.reading-note{border-left:3px solid #CD547E;padding-left:18px}.work-item{border-top:1px solid #d6e9e5;padding:18px 0}.work-item:first-child{border-top:0}.work-item h3{margin:0 0 6px}.work-item p{margin:0 0 7px}.tagline{color:#A93060;font-weight:700}.article-panel{background:#fff;padding:30px;border-radius:16px;border:1px solid #e1efec}.article-panel p{max-width:760px}.faq details{background:white;border:1px solid #d5e8e3;border-radius:14px;padding:15px 20px;margin-bottom:12px}.faq summary{cursor:pointer;font-weight:700;color:#173A3F}.faq p{max-width:850px;margin-bottom:0}.pagination{display:flex;gap:10px;margin:25px 0}.pagination a,.pagination strong{display:inline-block;border:1px solid #bbdcd5;border-radius:10px;padding:8px 16px}.site-footer{background:#153138;color:#D7E8E6;padding:50px 0 20px}.site-footer h2{color:#F7FCFB;font-size:17px}.site-footer a:hover{color:#fff}.footer-intro{display:flex;justify-content:space-between;gap:22px;padding-bottom:25px;border-bottom:1px solid #CD547E}.footer-intro p{max-width:690px}.footer-brand{color:#fff;font-size:23px;font-weight:700}.footer-brand small{font-size:11px;letter-spacing:2px;margin-left:10px}.footer-cta{align-self:center;border:1px solid #98c8c3;border-radius:12px;padding:8px 20px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;padding:30px 0}.footer-grid a{display:block;padding:3px 0;font-size:14px}.footer-notice{font-size:13px;border-top:1px solid #ffffff25;padding-top:20px}.footer-notice a{text-decoration:underline}.copyright{font-size:12px;opacity:.85}.bottom-nav{display:none}@media(max-width:1024px){.shell{width:min(1240px,calc(100% - 44px))}.masthead{gap:12px}.header-actions{gap:10px}.nav-track{gap:19px}.mega-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:700px){body{padding-bottom:calc(62px + env(safe-area-inset-bottom))}.shell{width:calc(100% - 32px)}.top-strip,.desktop-search,.action-link,.primary-nav{display:none}.masthead{min-height:62px}.brand strong{font-size:19px}.brand small{font-size:9px}.brand .logo{max-width:75px}.header-actions{margin-left:auto}.mobile-action{display:block;background:white;border:1px solid #dfebe8;border-radius:10px;font-size:27px;width:44px}.action-button{font-size:12px;min-width:44px;padding:0 8px}.mobile-track{display:flex;gap:22px;overflow-x:auto;white-space:nowrap;padding:0 16px;height:42px;align-items:center;border-top:1px solid #edf7f5;scrollbar-width:none}.mobile-track a{font-size:14px;flex-shrink:0}.mega-menu,.search-panel{width:100%;border-radius:0 0 14px 14px;max-height:calc(100dvh - 110px);overflow:auto}.mega-grid{grid-template-columns:1fr 1fr;gap:15px}.mega-grid span{font-size:11px}.panel-heading{position:sticky;top:-24px;padding:10px 0;background:white}.hero{grid-template-columns:1fr;margin-top:16px}.hero-copy{padding:24px}.hero-copy h1{font-size:30px}.hero-media{min-height:210px;max-height:350px}.grid3,.grid2,.split,.two-up{grid-template-columns:1fr}.section{margin:36px 0}.intro{margin:22px 0}.feature-band,.article-panel{padding:20px}.footer-intro{display:block}.footer-grid{grid-template-columns:1fr 1fr;gap:20px}.footer-cta{display:inline-block}.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:35;display:grid;grid-template-columns:repeat(4,1fr);min-height:calc(58px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;box-shadow:0 -4px 17px #173a3f18}.bottom-nav a{display:grid;place-items:center;font-size:13px;min-height:56px;border-top:3px solid transparent}.bottom-nav a[aria-current]{border-top-color:#16877F;color:#0C6864;font-weight:700}.card .media-frame{min-height:150px}.lead{font-size:16px}}@media(min-width:701px) and (max-width:900px){.grid3{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}