:root{--navy:#102d42;--deep:#082637;--text:#213d4d;--muted:#68808e;--teal:#0b9f99;--mint:#67d8c6;--line:#dce8ec;--soft:#f4f8f9;--white:#fff;--shadow:0 16px 48px rgba(12,49,64,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);font:16px/1.72 "Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;background:#fff;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;height:auto;display:block}h1,h2,h3,p,figure{margin:0}h1,h2,h3{color:var(--navy);line-height:1.22;letter-spacing:-.035em}p{margin-top:0}.wrap{width:min(1200px,calc(100% - 48px));margin:auto}.section{padding:104px 0}.soft{background:var(--soft)}.eyebrow{display:inline-block;color:var(--teal);font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:36px}.section-heading h2{font-size:clamp(32px,3.5vw,48px);margin-top:12px}.section-heading p{max-width:380px;color:var(--muted);line-height:1.8}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:12px 25px;border:1px solid var(--teal);border-radius:5px;background:var(--teal);color:#fff;font-weight:700;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px);background:#07817c}.button.ghost{border-color:#c7d9de;background:transparent;color:var(--navy)}.button.light{background:#fff;border-color:#fff;color:var(--deep)}.text-link{color:#078c87;font-weight:800;white-space:nowrap}.text-link:hover{text-decoration:underline}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:78px;gap:30px}.brand{display:flex;gap:10px;align-items:center;flex:none;font-size:20px;font-weight:900;letter-spacing:.025em;line-height:1.1;color:var(--navy)}.brand small{display:block;font-size:10px;font-weight:500;color:#77909a;letter-spacing:.09em;margin-top:4px}.brand .dot{color:var(--teal)}nav#main-nav{display:flex;align-items:center;gap:24px}nav#main-nav a{font-size:13px;font-weight:700;color:#49616c;padding:28px 0;white-space:nowrap;position:relative}nav#main-nav a:hover,nav#main-nav a.active{color:var(--teal)}nav#main-nav a.active:after{content:"";position:absolute;bottom:17px;left:0;right:0;height:2px;background:var(--teal)}.menu-toggle{display:none;background:none;border:0;color:var(--navy);font-size:28px;cursor:pointer}
.hero{background:linear-gradient(125deg,#f7fbfb,#edf6f5 64%,#e8f1f4);overflow:hidden}.hero-grid{display:grid;grid-template-columns:.98fr 1.02fr;align-items:center;min-height:650px;gap:28px}.hero-copy{padding:78px 0;position:relative;z-index:2}.hero-copy .eyebrow{display:flex;align-items:center;gap:10px}.hero-copy .eyebrow i,.live-dot{width:8px;height:8px;border-radius:50%;background:#39caba;box-shadow:0 0 0 5px rgba(57,202,186,.15)}.hero h1{font-size:clamp(43px,4.5vw,69px);line-height:1.14;margin:23px 0 22px;letter-spacing:-.055em}.hero-mark{color:var(--teal)}.gradient-text{color:#159f98}.hero-copy>p{max-width:610px;color:#526d77;font-size:17px;line-height:1.9}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}.hero-proof{display:flex;gap:31px;margin-top:58px;border-top:1px solid #cfdddf;padding-top:24px}.hero-proof>span{font-size:30px;font-weight:900;line-height:1;color:var(--navy)}.hero-proof small{display:block;font-size:11px;color:#738b96;margin-top:8px;letter-spacing:.08em;font-weight:600}.hero-art{position:relative;align-self:stretch;display:flex;align-items:center}.hero-art img{width:calc(100% + 90px);max-width:none;box-shadow:0 28px 65px rgba(13,48,68,.2);border-radius:14px;transform:perspective(1000px) rotateY(-3deg)}.art-caption{position:absolute;right:-20px;bottom:80px;background:#fff;padding:15px 20px;box-shadow:var(--shadow);border-left:3px solid var(--teal);display:grid;line-height:1.35}.art-caption b{font-size:11px;letter-spacing:.15em;color:var(--teal)}.art-caption span{font-size:12px;color:var(--muted);margin-top:5px}.ticker{background:var(--deep);color:#bdd3db;padding:17px 0;font-size:12px;font-weight:700;letter-spacing:.19em;text-align:center}.ticker span{color:#38c5b8;margin:0 28px}
.domain-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff}.domain{min-height:250px;padding:30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;transition:background .2s,transform .2s}.domain:nth-child(3n){border-right:0}.domain:nth-child(n+4){border-bottom:0}.domain:hover{background:#f6fbfa}.domain img{width:49px;height:49px}.domain-number{position:absolute;right:28px;top:28px;color:#c3d5db;font-size:14px;font-weight:800}.domain h3{font-size:20px;margin:23px 0 8px}.domain p{color:var(--muted);font-size:14px;line-height:1.7;min-height:48px}.domain-arrow{display:block;margin-top:19px;font-size:12px;font-weight:800;color:var(--teal)}
.feature-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:22px}.feature-stack{display:grid;gap:22px}.article-card{background:#fff;border:1px solid var(--line);box-shadow:0 8px 28px rgba(25,60,75,.035);border-radius:8px;overflow:hidden;min-width:0;transition:transform .25s,box-shadow .25s}.article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.card-image{display:block;overflow:hidden;aspect-ratio:5/3;background:#15364b}.card-image img{width:100%;height:100%;object-fit:cover;transition:transform .35s}.article-card:hover img{transform:scale(1.03)}.card-body{padding:25px}.meta{display:flex;align-items:center;gap:16px;color:#7b909a;font-size:12px;font-weight:700}.meta span:first-child{color:var(--teal)}.article-card h3{font-size:20px;line-height:1.4;margin:12px 0}.article-card h3 a:hover{color:var(--teal)}.article-card p{color:#657e89;font-size:13px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.article-card .text-link{display:inline-block;margin-top:18px;font-size:12px}.article-card.featured .card-image{aspect-ratio:1.52}.article-card.featured h3{font-size:28px}.feature-stack .article-card{display:grid;grid-template-columns:41% 59%;min-height:260px}.feature-stack .card-image{aspect-ratio:auto;height:100%}.feature-stack .card-body{padding:22px}.feature-stack h3{font-size:18px}.feature-stack p{-webkit-line-clamp:3}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.card-grid .card-body{min-height:275px;display:flex;flex-direction:column}.card-grid .text-link{margin-top:auto;padding-top:22px}
.dashboard{background:#edf4f5}.dashboard-top{display:flex;justify-content:space-between;gap:20px;background:#102f43;color:#e9f8f6;padding:20px 26px;border-radius:9px 9px 0 0;font-size:14px;font-weight:700}.dashboard-top div{display:flex;align-items:center;gap:13px}.dashboard-top small{color:#8cabb9;font-size:10px;letter-spacing:.14em}.dashboard-top>span{color:#a6bdc6;font-size:11px}.chart-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d8e5e9;border:1px solid #d8e5e9;border-radius:0 0 9px 9px;overflow:hidden}.chart-card{background:#fff;padding:22px;min-width:0}.chart-card>div span{font-size:10px;color:#8da3ad;font-weight:800;letter-spacing:.12em}.chart-card h3{font-size:16px;margin:5px 0 12px}.chart-card img{width:100%;border:1px solid #edf2f3;border-radius:7px}.dark-section{background:#102e41}.dark-section h2,.dark-section .section-heading p{color:#fff}.dark-section .section-heading p{opacity:.7}.scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.scenario{display:block;position:relative;border:1px solid #4c6c78;border-radius:7px;overflow:hidden;background:#133e52;min-height:295px}.scenario img{width:100%;height:100%;min-height:295px;object-fit:cover;opacity:.72;transition:transform .3s}.scenario:hover img{transform:scale(1.05)}.scenario:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#071f2c 0%,transparent 76%)}.scenario>span{position:absolute;bottom:22px;left:23px;right:23px;z-index:1;display:grid;color:#fff}.scenario small{font-size:10px;letter-spacing:.14em;color:#8be7d5}.scenario strong{font-size:22px}.scenario em{font-style:normal;font-size:12px;opacity:.83}.faq-section{background:#f5f9fa}.faq-grid{display:grid;grid-template-columns:32% 1fr;gap:10%}.faq-grid h2{font-size:44px;margin:12px 0}.faq-grid>div:first-child p{color:var(--muted)}.faq-list details{border-bottom:1px solid #d3e3e6;padding:18px 0}.faq-list summary{font-weight:700;color:var(--navy);cursor:pointer;list-style:none;position:relative;padding-right:32px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:3px;color:var(--teal);font-size:22px;top:-4px}.faq-list details[open] summary:after{content:"−"}.faq-list details p{margin-top:10px;color:var(--muted);font-size:14px}.faq-list a{color:var(--teal);text-decoration:underline}.cta{background:radial-gradient(circle at 78% 30%,#236578 0,#103b50 38%,#0c2c40 75%);color:#fff;padding:95px 0}.cta h2{color:#fff;font-size:clamp(32px,4vw,53px);margin:17px 0}.cta p{color:#bbd3da;margin-bottom:28px}
.category-hero{background:#f2f8f8;padding:74px 0 66px;overflow:hidden}.category-grid{display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:65px}.category-grid h1{font-size:clamp(36px,4vw,58px);margin:17px 0 21px}.category-grid p{font-size:17px;color:#5f7884;max-width:550px}.category-grid img{border-radius:9px;box-shadow:var(--shadow)}.category-count{display:flex;align-items:center;gap:14px;border-top:1px solid #cddfe3;margin-top:45px;padding-top:19px}.category-count strong{font-size:38px;line-height:1;color:var(--teal)}.category-count span{font-size:11px;color:#738c95;line-height:1.4}.slim-band{background:#11384a;color:#fff;padding:65px 0}.slim-band h2{color:#fff;font-size:32px;margin:10px 0}.slim-band p{color:#b9d1d7}.band-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
.breadcrumb{display:flex;gap:10px;flex-wrap:wrap;align-items:center;color:#8399a3;font-size:12px;padding:30px 0}.breadcrumb a:hover{color:var(--teal)}.article-shell{max-width:1050px}.article-header{max-width:850px;margin:35px auto 30px}.article-header h1{font-size:clamp(34px,4vw,52px);line-height:1.26;margin:16px 0 19px}.article-header .lead{font-size:17px;color:#526f7b;line-height:1.9;margin-top:28px;padding-left:21px;border-left:3px solid var(--teal)}.article-figure{margin:0 auto;max-width:950px}.article-figure img{width:100%;border-radius:8px}.article-figure figcaption{font-size:11px;color:#8aa0a9;text-align:center;margin-top:11px}.prose{max-width:740px;margin:58px auto 85px;font-size:16px;line-height:2.05;color:#304a57}.prose section{margin-bottom:45px}.prose h2{font-size:27px;margin:0 0 18px}.prose p{margin:0 0 20px}.prose .article-note{background:#edf6f5;border-left:3px solid var(--teal);padding:21px 24px;margin:42px 0;color:#476473}.article-note strong{color:var(--navy)}.article-note p{font-size:14px;margin:4px 0 0}.sources{padding-left:22px;font-size:14px}.sources li{margin-bottom:7px}.sources a{color:var(--teal);text-decoration:underline}.back-link{max-width:740px;margin:0 auto 90px;color:var(--teal);font-weight:700}.related{background:#f3f8f8}.related .article-card .card-body{min-height:245px}.simple-page{min-height:55vh;padding:90px 0;max-width:850px}.simple-page h1{font-size:50px;margin:15px 0 25px}.simple-page p{line-height:2;color:#5a7280}
.site-footer{background:#092939;color:#a9c2cb;padding:68px 0 25px}.footer-grid{display:grid;grid-template-columns:1.3fr 1.2fr 1fr;gap:70px}.footer-brand{font-weight:900;color:#fff;font-size:26px;letter-spacing:.05em}.site-footer h3{font-size:15px;color:#fff;margin:0 0 19px}.site-footer p{font-size:13px;line-height:1.9;margin-top:16px}.site-footer a:hover{color:#6ee1cf}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:12px;font-size:13px}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid #28505e;padding-top:21px;margin-top:65px;font-size:12px}
@media(max-width:1050px){nav#main-nav{gap:13px}nav#main-nav a{font-size:11px}.hero-grid{min-height:570px}.hero-art img{width:calc(100% + 30px)}.feature-stack .article-card{grid-template-columns:35% 65%}.feature-stack p{display:none}.scenario-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.wrap{width:min(100% - 32px,680px)}.section{padding:72px 0}.header-inner{min-height:66px}.menu-toggle{display:block}.site-header nav#main-nav{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;box-shadow:0 15px 22px rgba(0,0,0,.08);padding:12px 24px 20px;flex-direction:column;align-items:stretch;gap:0}.site-header nav#main-nav.open{display:flex}nav#main-nav a{padding:10px 0;font-size:14px}nav#main-nav a.active:after{display:none}.hero-grid,.category-grid{grid-template-columns:1fr}.hero-grid{gap:0}.hero-copy{padding:65px 0 35px}.hero-art{padding-bottom:55px}.hero-art img{width:100%;transform:none}.art-caption{right:12px;bottom:30px}.hero-proof{margin-top:38px}.section-heading{align-items:start}.domain-grid,.chart-grid,.card-grid{grid-template-columns:repeat(2,1fr)}.domain:nth-child(3n){border-right:1px solid var(--line)}.domain:nth-child(2n){border-right:0}.domain:nth-child(n+4){border-bottom:1px solid var(--line)}.domain:nth-child(n+5){border-bottom:0}.feature-layout{grid-template-columns:1fr}.feature-stack{grid-template-columns:1fr 1fr}.feature-stack .article-card{display:block}.feature-stack .card-image{aspect-ratio:5/3}.feature-stack p{display:-webkit-box}.category-grid{gap:35px}.faq-grid{grid-template-columns:1fr;gap:25px}.footer-grid{grid-template-columns:1fr 1fr;gap:45px}.footer-grid>div:last-child{grid-column:span 2}.ticker{font-size:10px}.ticker span{margin:0 9px}}
@media(max-width:560px){.hero h1{font-size:41px}.hero-copy>p{font-size:15px}.hero-proof{gap:22px}.hero-proof>span{font-size:25px}.hero-proof small{font-size:10px}.ticker{white-space:nowrap;overflow:hidden;text-align:left}.section-heading{display:block}.section-heading p{margin-top:15px}.domain-grid,.card-grid,.chart-grid,.feature-stack,.scenario-grid{grid-template-columns:1fr}.domain{border-right:0!important;border-bottom:1px solid var(--line)!important;min-height:220px}.domain:last-child{border-bottom:0!important}.article-card.featured h3{font-size:22px}.feature-stack .article-card{display:grid;grid-template-columns:38% 62%;min-height:220px}.feature-stack .card-image{height:100%;aspect-ratio:auto}.feature-stack .card-body{padding:16px}.feature-stack p{display:none}.dashboard-top{display:block}.dashboard-top>span{display:block;margin-top:8px}.chart-card img{max-height:200px;object-fit:contain}.scenario{min-height:230px}.scenario img{min-height:230px}.band-inner{display:block}.band-inner .button{margin-top:25px}.article-header{margin-top:15px}.article-header .lead{font-size:15px}.prose{margin-top:37px;font-size:15px}.prose h2{font-size:23px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}.simple-page h1{font-size:40px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}