:root{--bg:#F7FBFA;--white:#fff;--pale:#EDF7F5;--mint:#DDF3EF;--pink:#FBE8F0;--ink:#24343B;--body:#3A5056;--muted:#52686F;--teal:#16877F;--teal-dark:#0C6864;--rose:#A93060;--border:rgba(32,107,103,.14);--shadow:0 12px 32px rgba(27,83,81,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--body);font:16px/1.76 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}a:hover{color:var(--teal-dark)}button,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #0C6864;outline-offset:3px}img{max-width:100%;height:auto}.container{width:min(1240px,calc(100% - 64px));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip-link{position:absolute;top:-90px;background:#fff;padding:12px;z-index:100}.skip-link:focus{top:4px}.topline{background:#e9f0f0;font-size:12px;color:#173a3f}.top-inner{height:27px;display:flex;justify-content:space-between;align-items:center}.top-inner a{margin-left:20px}.main-header{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--border)}.header-inner{min-height:72px;display:flex;align-items:center;gap:25px}.brand{display:flex;align-items:center;gap:9px;flex-shrink:0}.brand-logo{width:auto;height:35px;max-width:120px;object-fit:contain}.brand-text,.footer-brand span{display:flex;flex-direction:column;line-height:1.2}.brand strong{font-size:22px;color:#173a3f;letter-spacing:.02em}.brand small{font-size:10px;letter-spacing:.12em;color:#52686f}.desktop-search{margin-inline:auto;display:flex;width:min(370px,34vw);height:43px;background:#f4f9f8;border:1px solid var(--border);border-radius:12px;overflow:hidden}.desktop-search input{width:100%;min-width:0;border:0;background:transparent;padding:0 14px;outline:0}.desktop-search button,.search-panel button[type=submit]{border:0;background:var(--teal-dark);color:#fff;padding:0 22px}.header-actions{display:flex;gap:10px;align-items:center}.header-shortcut{font-size:14px;white-space:nowrap;padding:10px 6px}.menu-toggle,.icon-btn{border:1px solid var(--border);border-radius:11px;background:var(--pale);color:#173a3f;padding:7px 14px;min-height:44px}.menu-toggle span:last-child{margin-left:7px}.mobile-label,.mobile-search-open{display:none}.nav-track{border-bottom:1px solid var(--border);background:#fff}.nav-inner{display:flex;gap:24px;align-items:center;overflow-x:auto;scrollbar-width:none}.nav-inner a{font-size:14px;white-space:nowrap;height:44px;display:flex;align-items:center;border-bottom:2px solid transparent}.nav-inner a.active{border-color:var(--teal-dark);font-weight:700;color:#173a3f}.mobile-track{display:none}.overlay-shade{position:fixed;inset:0;background:rgba(15,40,39,.28);z-index:34}.overlay-shade[hidden]{display:none}.mega-menu,.search-panel{position:absolute;z-index:35;top:100%;left:50%;width:min(1100px,calc(100% - 40px));transform:translateX(-50%) translateY(-8px);background:white;box-shadow:var(--shadow);border:1px solid var(--border);border-radius:0 0 18px 18px;opacity:0;visibility:hidden;pointer-events:none;transition:.17s}.mega-menu.is-open,.search-panel.is-open{transform:translateX(-50%) translateY(0);opacity:1;visibility:visible;pointer-events:auto}.panel-heading{display:flex;justify-content:space-between;align-items:center;padding:12px 22px;border-bottom:1px solid var(--border);color:var(--ink)}.close-btn{min-width:44px;min-height:44px;border:0;border-radius:8px;background:var(--pale);font-size:27px;color:#173a3f}.mega-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;padding:22px;max-height:65vh;overflow-y:auto}.mega-grid h2{font-size:16px;margin:0 0 10px;color:var(--teal-dark)}.mega-grid a{display:block;border-bottom:1px solid var(--border);padding:8px 0}.mega-grid strong,.mega-grid small{display:block}.mega-grid strong{color:var(--ink);font-size:14px}.mega-grid small{font-size:12px;color:var(--muted);line-height:1.6}.search-panel{max-width:670px;padding-bottom:20px}.search-panel form{display:flex;gap:10px;padding:20px}.search-panel input{min-width:0;flex:1;padding:10px;border:1px solid var(--border);border-radius:8px}.search-panel button[type=submit]{border-radius:8px}.search-panel p{font-size:13px;margin:0 20px;color:var(--muted)}.main-content{min-height:55vh}.section{padding:50px 0}.section+.section{border-top:1px solid rgba(32,107,103,.06)}.section--mint{background:var(--pale)}.section--pink{background:#fff5f8}.section--white{background:#fff}.section--dark{background:#153138;color:#f7fcfb}.section--dark p{color:#d7e8e6}.section-top{max-width:770px;margin-bottom:22px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.13em;color:var(--teal-dark);text-transform:uppercase}.section h2{font-size:clamp(22px,2.4vw,28px);line-height:1.4;color:var(--ink);margin:4px 0 12px}.section--dark h2{color:#fff}.section p{margin:0 0 14px}.section-top p{line-height:1.85}.lead{font-size:17px;color:var(--body)}.hero{padding:40px 0 32px}.hero-grid{min-height:370px;display:grid;grid-template-columns:46% 54%;background:linear-gradient(115deg,#edf7f5,#fff5f8);border:1px solid var(--border);border-radius:20px;overflow:hidden}.hero-copy{padding:48px 40px;align-self:center}.hero h1{font-size:40px;color:#173a3f;line-height:1.25;margin:9px 0}.hero-tagline{font-weight:700;font-size:21px;color:#a93060}.hero p{max-width:520px}.hero-art{display:flex;padding:14px;align-items:center}.media{background:linear-gradient(125deg,#dff3ef 5%,#fbe8f0 98%);border-radius:16px;border:1px solid rgba(32,107,103,.06);overflow:hidden;display:flex;align-items:center;justify-content:center;position:relative;min-width:0}.media img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.media--wide{aspect-ratio:16/9}.media--portrait{aspect-ratio:3/4;max-height:470px}.media--square{aspect-ratio:1}.hero-art .media{width:100%;max-height:410px;min-height:280px}.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:23px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:11px;font-weight:700;font-size:14px;background:var(--teal-dark);color:#fff}.btn:hover{background:#084f4c;color:#fff}.btn.alt{background:#dff3ef;color:#173a3f}.btn.rose{background:#a93060}.text-link{color:#0c6864;font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:6px;min-height:44px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.index-card,.tile,.feature,.prose-card,.topic-item{border:1px solid var(--border);border-radius:16px;background:#fff;overflow:hidden}.index-card{padding:22px}.index-card h3,.tile h3,.feature h3{font-size:18px;line-height:1.45;color:var(--ink);margin:0 0 9px}.index-card p{font-size:14px}.tile .media{border-radius:0;border:0}.tile-body{padding:18px 20px}.tile-body p{font-size:14px;line-height:1.7}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}.split.reverse{grid-template-columns:.9fr 1.1fr}.split .media{min-height:230px}.feature{padding:25px}.topic-list{display:grid;gap:13px}.topic-item{padding:15px 18px;display:flex;gap:16px;align-items:start}.topic-item span{color:var(--rose);font-size:13px;font-weight:800;min-width:32px}.topic-item h3{font-size:16px;color:var(--ink);margin:0}.topic-item p{font-size:14px;margin:4px 0 0}.mixed{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}.mixed-gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:center}.mixed-gallery .media{width:100%}.mixed-gallery .media:first-child{grid-row:span 2;aspect-ratio:3/4}.mixed-gallery .media:nth-child(2),.mixed-gallery .media:nth-child(3){aspect-ratio:3/2}.accent-line{height:3px;width:55px;background:#cd547e;margin:10px 0 18px}.crumb{font-size:13px;margin:26px 0 16px;color:var(--muted)}.crumb a{color:var(--teal-dark)}.page-hero{padding:0 0 28px}.page-hero-inner{border-radius:20px;overflow:hidden;background:linear-gradient(115deg,#e5f5f2,#fff5f8);display:grid;grid-template-columns:1fr .75fr;gap:24px;padding:34px;align-items:center}.page-hero h1{font-size:clamp(27px,3.5vw,38px);color:var(--ink);line-height:1.35;margin:10px 0 13px}.page-hero .media{max-height:310px}.page-hero p{font-size:16px}.prose{max-width:760px;margin-inline:auto}.prose h2{margin:30px 0 12px;color:var(--ink);font-size:24px;line-height:1.45}.prose p{margin:0 0 18px;line-height:1.85}.prose-card{padding:27px}.content-band{padding:35px 0 55px}.content-band .split{align-items:start}.side-note{background:#edf7f5;padding:22px;border-radius:16px}.side-note h2{font-size:19px;color:var(--ink)}.video-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.video-state{display:inline-block;background:#fff0f5;color:#92284f;font-size:12px;font-weight:700;padding:4px 10px;border-radius:7px;margin:0 0 11px}.video-item{padding:22px;border:1px solid var(--border);border-radius:16px;background:#fff}.video-item h3{margin:7px 0;color:var(--ink)}.video-item p{font-size:14px}.player{width:100%;max-height:70vh;background:#153138;border-radius:16px}.empty-state{padding:35px;background:#edf7f5;border-radius:16px;text-align:center}.empty-state h2{margin:0 0 10px}.search-form{display:flex;gap:10px;margin:20px 0}.search-form input{width:min(100%,480px);padding:12px;border:1px solid var(--border);border-radius:10px}.pagination{display:flex;gap:10px;margin:30px 0}.pagination a,.pagination strong{padding:10px 15px;background:#fff;border:1px solid var(--border);border-radius:8px}.faq{max-width:840px;margin:auto}.faq details{padding:16px 20px;background:#fff;border:1px solid var(--border);border-radius:12px;margin-bottom:12px}.faq summary{cursor:pointer;font-weight:700;color:var(--ink);min-height:32px}.faq p{margin:12px 0 0}.site-footer{background:#153138;color:#f7fcfb;padding:54px 0 18px;border-top:3px solid #f0afc4}.footer-intro{max-width:660px}.footer-brand{display:inline-flex;align-items:center;gap:10px}.footer-brand img{max-width:100px;max-height:37px;object-fit:contain}.footer-brand strong{font-size:23px}.footer-brand small{letter-spacing:.1em;font-size:11px}.footer-intro p{color:#d7e8e6;font-size:14px}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:23px;border-top:1px solid rgba(240,175,196,.4);margin-top:25px;padding-top:26px}.footer-links h2{font-size:15px;color:#fff;margin:0 0 10px}.footer-links a{display:block;color:#d7e8e6;font-size:13px;padding:3px 0}.footer-links a:hover{color:#fff}.copyright{color:#d7e8e6;font-size:12px;margin:40px 0 0}.bottom-nav{display:none}.modal-open{overflow:hidden} .clamp{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
@media(max-width:1050px){.container{width:calc(100% - 44px)}.header-inner{gap:10px}.header-shortcut{display:none}.nav-inner{gap:15px}.grid,.video-list{grid-template-columns:repeat(2,minmax(0,1fr))}.mega-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:680px){body{padding-bottom:calc(60px + env(safe-area-inset-bottom))}.container{width:calc(100% - 32px)}.topline,.nav-track,.desktop-search,.header-shortcut{display:none}.main-header{top:0}.header-inner{min-height:62px;justify-content:space-between}.brand strong{font-size:18px}.brand small{font-size:8px}.brand-logo{max-width:80px;height:30px}.mobile-label,.mobile-search-open{display:inline-flex}.desktop-label{display:none}.menu-toggle,.icon-btn{min-width:44px;padding:6px 9px}.menu-toggle span:last-child{margin-left:4px}.mobile-track{display:flex;overflow-x:auto;scrollbar-width:none;height:42px;background:white;border-bottom:1px solid var(--border);white-space:nowrap;padding:0 12px;gap:18px}.mobile-track a{min-height:42px;display:inline-flex;align-items:center;font-size:14px;border-bottom:2px solid transparent}.mobile-track a.active{border-color:var(--teal-dark);color:var(--teal-dark)}.mega-menu,.search-panel{width:100%;border-radius:0;max-height:calc(100dvh - 62px);overflow-y:auto}.mega-grid{grid-template-columns:1fr 1fr;padding:14px;gap:15px}.mega-grid small{font-size:11px}.search-panel form{flex-direction:column}.search-panel button[type=submit]{min-height:46px}.section{padding:34px 0}.section h2{font-size:22px}.hero{padding:18px 0 22px}.hero-grid{display:flex;flex-direction:column;min-height:0}.hero-copy{padding:28px 20px 20px}.hero h1{font-size:30px}.hero-tagline{font-size:17px}.hero-art{padding:10px}.hero-art .media{min-height:180px;max-height:260px}.grid{gap:13px;grid-template-columns:1fr}.index-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.index-card{padding:15px}.index-card h3{font-size:16px}.index-card p{font-size:13px;line-height:1.65}.split,.split.reverse,.mixed{grid-template-columns:1fr;gap:20px}.mixed-gallery{max-width:550px}.page-hero-inner{grid-template-columns:1fr;padding:20px;gap:15px}.page-hero h1{font-size:29px}.page-hero .media{max-height:250px}.prose-card{padding:20px}.video-list{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 15px}.site-footer{padding-top:36px}.bottom-nav{display:flex;position:fixed;z-index:28;bottom:0;left:0;right:0;height:calc(60px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border)}.bottom-nav a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.1;color:#52686f;border-top:2px solid transparent}.bottom-nav a.active{border-color:#16877f;color:#173a3f;font-weight:700}.bottom-nav span{font-size:22px}.bottom-nav small{font-size:11px}}@media(max-width:360px){.brand small{display:none}.brand strong{font-size:17px}.mega-grid{grid-template-columns:1fr}.index-card{padding:12px}.btns{gap:8px}.btn{padding:9px 13px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}