:root{color-scheme:dark;--bg:#080d17;--ink:#f4f7ff;--muted:#96a0b3;--border:rgba(206,219,245,.13);--card:#101725;--card2:#151d2d;--aqua:#a0f5d2;--mint:#b7ff9b;--violet:#b7b8ff;--serif:Georgia,"Songti SC",serif;--sans:"Manrope","DM Sans",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:var(--sans);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased}body:before{content:"";position:absolute;z-index:-1;top:0;left:0;right:0;height:850px;background:radial-gradient(ellipse 50% 45% at 83% 28%,rgba(104,123,237,.085),transparent 85%),radial-gradient(ellipse 35% 40% at 20% 0%,rgba(80,205,178,.045),transparent 85%);pointer-events:none}
a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--aqua);outline-offset:4px}::selection{background:#acf8b8;color:#071018}.shell{max-width:1260px;margin:auto;padding-left:44px;padding-right:44px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(8,13,23,.88);border-bottom:1px solid rgba(255,255,255,.07);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px)}
.nav-wrap{min-height:79px;display:flex;align-items:center;gap:52px}.brand{display:inline-flex;align-items:center;gap:11px;white-space:nowrap;letter-spacing:-1px;font-size:24px;font-weight:800}.brand-mark{display:grid;place-items:center;width:34px;height:34px;background:var(--mint);color:#111825;font-size:22px;line-height:1;font-weight:800;border-radius:9px;position:relative;letter-spacing:-2px}.brand-mark span{position:absolute;width:7px;height:7px;background:#192034;right:-3px;top:-3px;border:2px solid var(--mint);border-radius:50%}.brand-ai{color:var(--mint)}.nav-links{display:flex;align-items:center;gap:30px;font-size:13px;font-weight:650;color:#a9b2c5}.nav-links a{transition:color .2s}.nav-links a:hover,.nav-links a.is-current{color:var(--ink)}.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}.live-dot,.tiny-dot{height:7px;width:7px;border-radius:50%;background:var(--mint);display:inline-block;box-shadow:0 0 14px rgba(181,255,158,.5)}.header-live{font-size:11px;letter-spacing:.4px;color:var(--muted);white-space:nowrap}.theme-toggle{display:grid;place-items:center;background:#1b2636;color:#d7e0ed;border:1px solid var(--border);height:34px;width:34px;border-radius:10px;margin-left:16px;transition:background .2s}.theme-toggle:hover{background:#29344b}
.hero{position:relative;padding-top:111px;padding-bottom:121px}.eyebrow{font-size:11px;letter-spacing:2.2px;color:var(--aqua);font-weight:800;display:flex;align-items:center;gap:13px}.eyebrow-line{display:inline-block;width:26px;height:1px;background:var(--aqua)}.eyebrow-spark{color:var(--mint);font-size:15px}.hero h1{max-width:900px;margin:32px 0 26px;font-size:clamp(52px,6.25vw,90px);line-height:1.22;letter-spacing:-5px;font-weight:800}.heading-nowrap{display:block}.hero-emphasis{color:var(--mint);position:relative}.accent-star{position:absolute;top:-5px;right:-40px;font-size:33px;font-weight:400;letter-spacing:0}.hero-subtitle{margin:0;color:var(--muted);font-size:17px;line-height:2.1;letter-spacing:.2px}.hero-buttons{display:flex;gap:13px;align-items:center;margin-top:40px}.button-primary,.button-outline{border-radius:9px;display:inline-flex;align-items:center;justify-content:space-between;gap:27px;padding:14px 22px;font-size:13px;font-weight:750;min-height:49px;transition:transform .2s,filter .2s}.button-primary{background:var(--mint);color:#101923}.button-outline{border:1px solid #3b4655;color:#e4eaf6}.button-primary:hover,.button-outline:hover{transform:translateY(-3px)}.hero-side{position:absolute;right:46px;bottom:129px;display:flex;writing-mode:vertical-rl;transform:rotate(180deg);gap:19px;align-items:center;color:#687389;font-size:10px;letter-spacing:2px}
.topics{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin-bottom:132px}.topic-item{min-height:97px;padding:23px 17px;display:flex;align-items:center;gap:16px;color:#c9d2df;font-size:14px;font-weight:650;letter-spacing:-.2px}.topic-item+.topic-item{border-left:1px solid var(--border)}.topic-num{color:var(--aqua);font-size:12px;letter-spacing:1px}.topic-symbol{margin-left:auto;color:#8593a6;font-size:22px}
.articles-section{scroll-margin-top:120px}.section-top{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:46px}.section-overline,.section-top .section-overline,.panel-overline{font-size:11px;letter-spacing:2.2px;color:var(--aqua);font-weight:750}.section-top h2{font-size:clamp(35px,4vw,53px);letter-spacing:-2px;font-weight:800;line-height:1.2;margin:16px 0 0}.section-top h2 span{color:var(--mint)}.section-top h2 small{font-size:17px;letter-spacing:0;color:#63738a;margin-left:16px;vertical-align:top;font-weight:650}.section-top p{text-align:right;color:var(--muted);font-size:13px;line-height:2;margin:0}
.tools{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:42px}.filter-tabs{display:flex;flex-wrap:wrap;gap:7px}.filter-button{border:1px solid #2a3444;border-radius:8px;background:transparent;color:#aeb9c8;font-size:12px;min-height:35px;padding:7px 15px;transition:background .2s,color .2s}.filter-button:hover{border-color:#7a9693;color:#eafff7}.filter-button.active{color:#10201b;border-color:var(--mint);background:var(--mint);font-weight:750}.search-wrap{display:flex;align-items:center;gap:10px;min-width:218px;height:36px;background:var(--card);border:1px solid var(--border);color:#8290a5;padding:0 13px;border-radius:8px}.search-wrap input{background:transparent;border:0;outline:none;width:100%;font-size:12px;color:var(--ink)}.search-wrap input::placeholder{color:#8290a5}
.feature-label,.grid-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:10px;letter-spacing:1.6px;font-weight:750;color:#8492a4;margin-bottom:19px}.feature-label span:first-child{color:var(--mint)}.featured{display:grid;grid-template-columns:1fr .94fr;min-height:325px;border:1px solid #2b3547;background:linear-gradient(125deg,#141d2c,#101621);overflow:hidden;border-radius:15px;transition:border-color .2s,transform .2s}.featured:hover{border-color:#759a88;transform:translateY(-3px)}.featured-text{padding:38px 42px 37px;display:flex;flex-direction:column;align-items:flex-start}.featured-tag{display:flex;gap:10px;align-items:center;color:var(--mint);font-size:10px;letter-spacing:1.8px;font-weight:750}.featured-dot{width:6px;height:6px;background:var(--mint);border-radius:50%}.featured-dash{color:#556175;margin:0 7px}.featured h3{font-size:clamp(23px,2.3vw,30px);font-weight:750;letter-spacing:-1px;line-height:1.48;margin:32px 0 12px}.featured p{font-size:13px;line-height:1.9;color:#a7b1c2;max-width:390px;margin:0}.featured-read{margin-top:auto;padding-top:18px;display:inline-flex;align-items:center;gap:21px;color:var(--mint);font-size:12px;font-weight:750}.featured-read span{font-size:20px}.featured-visual{background:radial-gradient(ellipse at 54% 38%,rgba(112,151,255,.2),transparent 59%),linear-gradient(142deg,#1b2943 2%,#132132 58%,#14231f);position:relative;overflow:hidden;min-height:300px;display:flex;align-items:center;justify-content:center}.visual-grid{position:absolute;inset:0;opacity:.22;background-image:linear-gradient(rgba(186,224,250,.2) 1px,transparent 1px),linear-gradient(90deg,rgba(186,224,250,.2) 1px,transparent 1px);background-size:35px 35px;mask-image:radial-gradient(circle at center,#000 20%,transparent 74%)}.featured-visual-core{font-size:75px;letter-spacing:-12px;transform:rotate(-7deg);font-weight:800;color:#c2e2fe;z-index:2;text-shadow:0 15px 36px rgba(0,0,0,.3)}.featured-visual-core span{color:var(--mint);font-weight:400;font-size:40px;vertical-align:15px;margin:0 20px}.visual-cube{position:absolute;transform:rotate(24deg);border:1px solid rgba(174,238,241,.28);border-radius:13px}.cube-one{width:210px;height:210px;left:25%;top:14%}.cube-two{width:250px;height:250px;left:18%;top:4%;transform:rotate(-20deg)}.cube-three{width:295px;height:295px;left:12%;top:-4%;transform:rotate(39deg);opacity:.45}.visual-bottom{position:absolute;bottom:25px;color:#a1b2c5;font-size:10px;letter-spacing:2px;display:flex;gap:19px}.visual-bottom span{color:var(--mint)}
.grid-heading{margin:51px 0 21px}.grid-heading span:last-child span{color:var(--mint);font-size:18px;margin-left:6px}.post-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.post-card{min-height:267px;padding:25px 28px 24px;display:flex;flex-direction:column;align-items:flex-start;border:1px solid #263043;border-radius:12px;background:var(--card);transition:transform .2s,border-color .2s,background .2s}.post-card:hover{transform:translateY(-3px);border-color:#678778;background:#162236}.post-card-top{width:100%;display:flex;align-items:center;justify-content:space-between}.category-label{font-size:12px;color:var(--aqua);font-weight:600;display:flex;align-items:center;gap:8px}.cat-icon{width:25px;height:25px;display:inline-flex;align-items:center;justify-content:center;background:#22342d;color:var(--mint);border-radius:7px;font-size:14px}.card-arrow{font-size:22px;color:#9fb0c3}.post-number{font-size:10px;color:#6f7c91;letter-spacing:1.4px;margin-top:25px}.post-card h3{font-size:19px;font-weight:750;line-height:1.55;letter-spacing:-.6px;margin:11px 0 9px}.post-description{font-size:12px;color:#9facbf;line-height:1.85;min-height:39px;margin:0}.post-card-bottom{display:flex;gap:9px;margin-top:auto;padding-top:25px;color:#79889d;font-size:11px}.meta-bullet{color:#526174}.no-results{text-align:center;padding:90px 20px;border:1px dashed #394659;border-radius:12px;color:var(--muted)}.no-results span{font-size:40px;color:var(--mint)}.no-results h3{margin:10px 0 5px;color:var(--ink)}[hidden]{display:none!important}
.subscribe-panel{border:1px solid #2b3e44;border-radius:15px;background:radial-gradient(circle at 75% 80%,rgba(100,151,136,.1),transparent 35%),linear-gradient(120deg,#192d2a,#151f29);margin:108px 0 125px;display:flex;justify-content:space-between;align-items:end;gap:40px;padding:55px 58px}.panel-overline{color:var(--mint)}.subscribe-panel h2{font-size:clamp(35px,4vw,55px);line-height:1.37;letter-spacing:-2px;margin:19px 0 12px}.subscribe-panel h2 span{color:var(--mint)}.subscribe-panel p{font-size:12px;color:#b0bfc2}.subscribe-panel a{color:#11231d;background:var(--mint);padding:13px 19px;border-radius:8px;white-space:nowrap;display:flex;gap:30px;justify-content:space-between;font-size:12px;font-weight:750}.footer{border-top:1px solid var(--border);padding:47px 0 54px}.footer-wrap{display:flex;justify-content:space-between;align-items:start}.footer-brand{font-size:22px;font-weight:800;letter-spacing:-1px}.footer-brand span{color:var(--mint)}.footer p{font-size:12px;color:#738197;margin:8px 0}.footer-right{display:flex;align-items:center;gap:27px;color:#8a98aa;font-size:12px}.footer-right a:hover{color:var(--mint)}
.article-page{padding:54px 0 110px}.article-path{font-size:12px;color:#78869a;display:flex;gap:14px;align-items:center}.article-path a:hover{color:var(--mint)}.article-path span:last-child{color:var(--aqua)}.article-header{padding:89px 0 59px;max-width:1020px}.article-eyebrow{color:var(--mint);display:flex;align-items:center;gap:12px;font-size:11px;font-weight:750;letter-spacing:1.8px}.article-eyebrow-sep{color:#667387;margin:0 9px}.article-header h1{font-weight:800;letter-spacing:-3px;font-size:clamp(36px,5.1vw,62px);max-width:970px;line-height:1.35;margin:24px 0 21px}.article-lead{font-size:17px;color:#9daabd;max-width:730px;line-height:1.9}.article-info{display:flex;align-items:center;gap:12px;font-size:11px;color:#93a0b2;margin-top:37px;flex-wrap:wrap}.author-avatar{width:38px;height:38px;background:var(--mint);border-radius:10px;color:#122018;font-size:23px;font-weight:800;display:grid;place-items:center}.author-name{display:flex;flex-direction:column;font-size:11px;line-height:1.5;margin-right:13px}.author-name strong{color:#e0ebf8}.author-name span{color:#738199}.info-divider{width:1px;height:19px;background:#334253;margin-right:11px}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 225px;gap:80px;border-top:1px solid var(--border);padding-top:48px}.article-main{min-width:0}.article-content{font-size:15px;line-height:2.1;color:#c1ccdb}.article-content h2{font-size:25px;line-height:1.5;letter-spacing:-.6px;font-weight:800;color:var(--ink);margin:44px 0 14px;scroll-margin-top:110px}.article-content h2:first-child{margin-top:2px}.article-content h3{font-size:19px;color:var(--ink);scroll-margin-top:110px}.article-content p{margin:12px 0 21px}.article-content strong{color:#f2f7ff}.article-content a{color:var(--mint);text-decoration:underline;text-underline-offset:4px}.article-content ul,.article-content ol{padding-left:23px}.article-content li{margin:9px 0;padding-left:5px}.article-content li::marker{color:var(--mint)}.article-content pre{position:relative;background:#101a2a;border:1px solid #2b3a4d;overflow-x:auto;padding:25px 25px 17px;border-radius:12px;margin:25px 0 30px;font-size:13px;line-height:1.8}.article-content code{font-family:Consolas,Monaco,"Courier New",monospace}.article-content :not(pre)>code{background:#1b2a37;color:var(--aqua);padding:3px 6px;border-radius:4px;font-size:.91em;overflow-wrap:anywhere}.article-content table{border-collapse:collapse;width:100%;margin:24px 0;font-size:12px;display:block;overflow-x:auto}.article-content td,.article-content th{border:1px solid #334157;padding:10px 14px;text-align:left}.article-content th{background:#1b2535;color:var(--aqua)}.article-content hr{border:0;border-top:1px solid var(--border);margin:45px 0}.code-copy{position:absolute;right:12px;top:12px;background:#2a3548;border:1px solid #44536b;border-radius:6px;color:#c5d5e8;font-size:10px;padding:5px 10px;z-index:3}.code-copy:hover{background:#41576b}.article-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:48px}.article-tags span{font-size:12px;border:1px solid #2e4250;border-radius:6px;padding:4px 10px;color:var(--aqua)}.article-footer{display:flex;justify-content:space-between;align-items:center;gap:25px;background:#121d2b;border:1px solid var(--border);padding:26px 30px;margin-top:32px;border-radius:12px}.article-footer strong{color:var(--ink);font-size:15px}.article-footer p{color:#92a4b5;font-size:12px;margin:4px 0 0}.article-footer a{color:var(--mint);font-size:12px;white-space:nowrap}.article-sidebar{min-width:0}.toc{position:sticky;top:115px}.toc>span,.side-aside>span{font-size:11px;font-weight:750;letter-spacing:1.7px;color:var(--aqua)}.toc nav{margin-top:20px;padding-left:16px;border-left:1px solid #354354;display:flex;flex-direction:column;gap:18px}.toc nav a{font-size:12px;line-height:1.6;color:#9baabe}.toc nav a:hover{color:var(--mint)}.toc nav a.toc-level-3{margin-left:15px;color:#788a9e}.side-aside{margin-top:35px;padding-top:27px;border-top:1px solid var(--border)}.side-aside p{font-size:13px;color:#a0b0bc}.side-aside a{color:var(--mint);font-size:12px}.more-reading{margin-top:85px}.more-reading-title{display:flex;align-items:center;justify-content:space-between}.more-reading-title h2{font-size:23px}.more-reading-title a{color:var(--mint);font-size:12px}.more-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.more-grid .post-card{padding:20px;min-height:245px}.more-grid .post-card h3{font-size:17px}.error-page{padding-top:125px;padding-bottom:160px}.error-page p{color:var(--mint);letter-spacing:3px}.error-page h1{font-size:52px;margin-bottom:35px}
body.light{color-scheme:light;--bg:#f5f7f8;--ink:#172230;--muted:#647385;--border:#d7dfe5;--card:#fff;--card2:#ecf2f4;--aqua:#237767;--mint:#367d55;--violet:#5362a3}body.light:before{background:radial-gradient(ellipse at 60% 15%,rgba(125,171,237,.12),transparent 55%)}body.light .site-header{background:rgba(245,247,248,.9);border-color:#d9e0e6}body.light .brand-ai,body.light .topic-num,body.light .section-overline,body.light .panel-overline,body.light .eyebrow,body.light .eyebrow-spark{color:#256857}body.light .brand-mark,body.light .button-primary,body.light .filter-button.active{background:#245c45;color:#fff}body.light .brand-mark{color:#fff}body.light .brand-mark span{border-color:#245c45}body.light .nav-links{color:#5c6d78}body.light .nav-links a:hover,body.light .nav-links a.is-current{color:#162333}body.light .hero-emphasis,body.light .section-top h2 span,body.light .subscribe-panel h2 span,body.light .footer-brand span{color:#2a8462}body.light .button-outline{border-color:#b1bdc7;color:#243e4b}body.light .header-live,body.light .topic-item,body.light .post-card h3{color:#3d4c5e}body.light .filter-button{border-color:#cad6df;color:#465b69}body.light .filter-button.active{border-color:#245c45;color:#fff}body.light .search-wrap{color:#607385}body.light .search-wrap input{color:#152a38}body.light .featured{background:linear-gradient(115deg,#fff,#f2faf6);border-color:#cddfd8}body.light .featured h3,body.light .featured-read,body.light .feature-label span:first-child{color:#174d3c}body.light .featured p,body.light .post-description{color:#5d7180}body.light .featured-visual{background:radial-gradient(ellipse at 50% 30%,rgba(57,155,205,.35),transparent 60%),linear-gradient(130deg,#bde5e1,#cee6f4)}body.light .featured-visual-core{color:#2a527b}body.light .visual-bottom{color:#355f72}body.light .post-card{border-color:#d8e1e6}body.light .post-card:hover{border-color:#8db2a7;background:#f7fcf9}body.light .cat-icon{background:#e6f6ec;color:#235944}body.light .category-label,body.light .article-path span:last-child{color:#2b795d}body.light .subscribe-panel{background:linear-gradient(130deg,#e5f2ef,#e5edf5);border-color:#cddedc}body.light .subscribe-panel a{background:#286247;color:#fff}body.light .subscribe-panel p,body.light .article-lead,body.light .article-content{color:#5c6c7d}body.light .article-content h2,body.light .article-content h3,body.light .article-content strong{color:#152435}body.light .article-content pre{background:#172338;color:#eff5ff}body.light .article-content :not(pre)>code{background:#dfefe8;color:#185d46}body.light .article-content th{background:#e9f0f4;color:#2d6c58}body.light .article-content td,body.light .article-content th{border-color:#d0dce4}body.light .article-footer{background:#eaf3f5}body.light .article-footer strong{color:#172230}body.light .side-aside p{color:#566978}body.light .featured-read,body.light .article-footer a,body.light .side-aside a,body.light .more-reading-title a{color:#2b7051}body.light .author-name strong{color:#243544}body.light .toc nav a{color:#506174}body.light .live-dot,body.light .tiny-dot{background:#3b916d}
@media(max-width:990px){.nav-wrap{gap:20px}.nav-links{gap:18px}.header-live,.live-dot{display:none}.hero h1{font-size:72px}.article-layout{grid-template-columns:1fr 185px;gap:36px}.featured-text{padding:34px 30px}.featured h3{font-size:25px}.tools{align-items:flex-start;flex-direction:column}.search-wrap{width:100%}.topic-item{font-size:11px}.post-card{padding:21px}.subscribe-panel{padding:38px}}
@media(max-width:700px){.shell{padding-left:21px;padding-right:21px}.nav-wrap{min-height:67px;gap:0}.brand{font-size:21px}.nav-links{margin-left:auto;gap:18px}.nav-links a{font-size:11px}.nav-links a:nth-child(3),.nav-links a:nth-child(4){display:none}.header-actions{margin-left:13px}.theme-toggle{margin-left:0}.hero{padding:89px 0 89px}.hero h1{font-size:clamp(40px,9.6vw,62px);letter-spacing:-2.7px;line-height:1.28}.accent-star{top:-5px;right:-24px;font-size:22px}.hero-subtitle{font-size:13px}.hero-buttons{flex-wrap:wrap;gap:10px}.button-primary,.button-outline{font-size:11px;padding:12px 14px;min-height:45px;gap:14px}.hero-side{display:none}.eyebrow{font-size:9px;gap:7px;letter-spacing:1.5px}.topics{grid-template-columns:1fr;margin-bottom:79px}.topic-item{min-height:68px;padding:13px 7px;font-size:13px}.topic-item+.topic-item{border-left:0;border-top:1px solid var(--border)}.section-top{display:block;margin-bottom:31px}.section-top h2{font-size:38px}.section-top p{margin:18px 0 0;text-align:left;font-size:12px}.tools{margin-bottom:33px}.filter-tabs{gap:6px}.filter-button{font-size:11px;padding:5px 9px;min-height:31px}.featured{grid-template-columns:1fr}.featured-text{padding:25px;min-height:270px}.featured h3{margin:24px 0 12px;font-size:23px}.featured-visual{min-height:210px}.featured-visual-core{font-size:59px}.post-grid{grid-template-columns:1fr}.post-card{min-height:232px}.post-number{margin-top:19px}.post-card h3{font-size:18px}.subscribe-panel{margin:77px 0;display:block;padding:27px}.subscribe-panel h2{font-size:38px}.subscribe-panel a{display:inline-flex;margin-top:14px}.footer{padding:37px 0}.footer-wrap{display:block}.footer-right{gap:15px;flex-wrap:wrap;margin-top:19px}.article-page{padding-top:28px}.article-header{padding:55px 0 34px}.article-header h1{font-size:36px;letter-spacing:-1.7px}.article-lead{font-size:14px}.article-layout{grid-template-columns:1fr;gap:30px;padding-top:24px}.article-sidebar{display:none}.article-content{font-size:14px}.article-content h2{font-size:22px}.article-content pre{font-size:11px;padding:36px 14px 16px}.article-info{gap:8px;font-size:10px}.article-footer{display:block;padding:22px}.article-footer a{display:inline-block;margin-top:13px}.more-grid{grid-template-columns:1fr}.more-reading{margin-top:55px}.error-page h1{font-size:33px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}