:root{color:#151a17;font-synthesis:none;--ink:#151a17;--muted:#69716b;--line:#dfe3de;--green:#1f6a4a;--lime:#d9f26a;--paper:#fff;letter-spacing:0;background:#f7f8f5;font-family:Microsoft YaHei,PingFang SC,Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:#f7f8f5;margin:0}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}.site-header{z-index:20;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f7f8f5f0;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;max-width:1180px;height:68px;margin:auto;padding:0 24px;display:flex}.brand{align-items:center;gap:8px;font-size:22px;font-weight:800;display:flex}.brand img{object-fit:contain;width:31px;height:31px}.brand em{color:var(--green);border-left:1px solid #cbd1cc;padding-left:8px;font-size:11px;font-style:normal;font-weight:700}.main-nav{align-items:center;gap:34px;font-size:14px;font-weight:600;display:flex}.main-nav a:hover{color:var(--green)}.header-actions{align-items:center;gap:8px;display:flex}.icon-button,.saved-button{cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;height:38px;display:inline-flex}.icon-button{width:38px}.saved-button{border-left:1px solid var(--line);gap:6px;padding:0 12px;font-size:13px}.saved-button span{background:var(--ink);color:#fff;border-radius:9px;place-items:center;min-width:18px;height:18px;font-size:10px;display:grid}.menu-button{display:none}.search-panel{border:1px solid var(--line);background:#fff;grid-template-columns:auto 1fr;align-items:center;gap:10px;width:min(430px,100vw - 48px);padding:14px 16px;display:grid;position:absolute;top:76px;right:max(24px,50% - 566px);box-shadow:0 16px 40px #17221921}.search-panel input{border:0;outline:0;width:100%;font-size:15px}.search-results{border-top:1px solid var(--line);grid-column:1/-1;padding-top:8px}.search-results a{justify-content:space-between;padding:9px 2px;font-size:13px;display:flex}.search-results p{color:var(--muted);font-size:13px}.intro-band{grid-template-columns:1.12fr .88fr;align-items:center;gap:72px;max-width:1180px;min-height:570px;margin:auto;padding:70px 24px 58px;display:grid}.eyebrow,.kicker{color:var(--green);text-transform:uppercase;font-size:12px;font-weight:800}.eyebrow{align-items:center;gap:10px;display:flex}.eyebrow span{background:var(--green);width:28px;height:2px}h1{color:var(--ink);letter-spacing:0;margin:22px 0;font-size:68px;line-height:1.06}h1 strong{color:var(--green);font-weight:800}.intro-lead{color:#4f5751;max-width:570px;font-size:18px;line-height:1.8}.intro-actions{align-items:center;gap:24px;margin-top:30px;display:flex}.primary-button{background:var(--ink);color:#fff;justify-content:center;align-items:center;gap:10px;min-height:48px;padding:0 21px;font-size:14px;font-weight:700;display:inline-flex}.primary-button:hover{background:var(--green)}.text-button{align-items:center;gap:8px;font-size:14px;font-weight:700;display:flex}.proof-row{color:var(--muted);gap:22px;margin-top:38px;font-size:12px;display:flex}.proof-row span{align-items:center;gap:5px;display:flex}.proof-row svg{color:var(--green)}.decision-board{color:#fff;min-height:410px;box-shadow:16px 16px 0 var(--lime);background:#17221c;padding:30px;position:relative}.decision-board:before{content:"";pointer-events:none;background:linear-gradient(135deg,#0000 54%,#d9f26a0f);position:absolute;inset:0}.board-head{color:#aebbb3;justify-content:space-between;font-size:11px;display:flex}.board-head em{color:var(--lime);font-style:normal}.decision-board h2{margin:30px 0;font-size:27px;line-height:1.4}.model-result{border-top:1px solid #ffffff24;grid-template-columns:38px 1fr auto;align-items:center;gap:12px;padding:16px 0;display:grid}.model-result.secondary{opacity:.72}.rank{color:var(--lime);font-size:12px}.model-result div:nth-child(2){flex-direction:column;gap:3px;display:flex}.model-result b{font-size:15px}.model-result span{color:#9daaa2;font-size:11px}.model-result>strong{color:var(--lime);font-size:22px}.board-grid{border:1px solid #ffffff24;grid-template-columns:1fr 1fr;margin:12px 0 22px;display:grid}.board-grid div{padding:13px}.board-grid div+div{border-left:1px solid #ffffff24}.board-grid small,.board-grid b{display:block}.board-grid small{color:#96a098;margin-bottom:5px;font-size:10px}.board-grid b{font-size:13px}.decision-board>a{color:var(--lime);align-items:center;gap:7px;font-size:12px;display:inline-flex}.section{max-width:1180px;margin:auto;padding:70px 24px}.section-heading{justify-content:space-between;align-items:flex-end;margin-bottom:30px;display:flex}.kicker{margin:0 0 8px}.section-heading h2{margin:0;font-size:31px}.section-heading p:not(.kicker){color:var(--muted);font-size:14px}.section-heading>a{align-items:center;gap:7px;font-size:13px;font-weight:700;display:flex}.decision-grid{grid-template-columns:1.18fr .91fr .91fr;gap:18px;display:grid}.decision-card{border:1px solid var(--line);background:#fff;min-width:0}.card-image{background:#dfe4df;height:180px;position:relative;overflow:hidden}.featured .card-image{height:225px}.card-image img{object-fit:cover;width:100%;height:100%;transition:transform .4s}.decision-card:hover img,.case-card:hover img{transform:scale(1.035)}.card-image span{background:#fff;padding:6px 9px;font-size:11px;font-weight:700;position:absolute;top:14px;left:14px}.card-body{padding:19px}.meta{color:var(--muted);align-items:center;gap:6px;font-size:11px;display:flex}.meta i{color:var(--green);margin-left:auto;font-style:normal}.card-body h3{margin:13px 0 8px;font-size:18px;line-height:1.5}.featured .card-body h3{font-size:23px}.card-body p{color:var(--muted);margin:0;font-size:13px;line-height:1.7}.card-footer{border-top:1px solid #eceeeb;justify-content:space-between;align-items:center;margin-top:18px;padding-top:15px;display:flex}.card-footer a{align-items:center;gap:6px;font-size:12px;font-weight:700;display:flex}.card-footer button{color:#8b928d;cursor:pointer;background:0 0;border:0}.card-footer button.saved{color:var(--green)}.course-section{background:#fff;max-width:none;padding-left:max(24px,50vw - 566px);padding-right:max(24px,50vw - 566px)}.course-list{border-top:1px solid var(--ink)}.course-row{border-bottom:1px solid var(--line);grid-template-columns:45px 50px 1.5fr .5fr .7fr 42px;align-items:center;gap:17px;padding:20px 0;display:grid}.course-number{color:#919993;font-size:11px}.course-icon{width:46px;height:46px;color:var(--green);background:#ecf1ed;place-items:center;display:grid}.course-title span{color:var(--green);font-size:10px;font-weight:800}.course-title h3{margin:4px 0 0;font-size:16px}.course-stats{flex-direction:column;font-size:12px;display:flex}.course-stats span{color:var(--muted);margin-top:4px}.progress-wrap>div{background:#e5e8e4;height:4px;margin-bottom:6px}.progress-wrap>div span{background:var(--green);height:100%;display:block}.progress-wrap small{color:var(--muted);font-size:10px}.round-action{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:50%;place-items:center;width:38px;height:38px;display:grid}.course-row:hover .round-action{background:var(--ink);color:#fff}.case-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.case-card{color:#fff;background:#222;height:400px;position:relative;overflow:hidden}.case-card img{object-fit:cover;filter:brightness(.55);width:100%;height:100%;transition:transform .4s}.case-overlay{background:linear-gradient(#0000 25%,#101712e6);flex-direction:column;justify-content:flex-end;padding:24px;display:flex;position:absolute;inset:0}.case-overlay>span{color:var(--lime);font-size:11px;font-weight:700}.case-overlay>strong{background:var(--lime);color:var(--ink);padding:7px 10px;font-size:12px;position:absolute;top:20px;right:20px}.case-overlay h3{margin:10px 0 6px;font-size:21px;line-height:1.45}.case-overlay p{color:#c7cec9;font-size:12px}.case-overlay a{align-items:center;gap:7px;margin-top:12px;font-size:12px;font-weight:700;display:flex}.industry-band{background:#e9ede8}.industry-inner{padding-top:70px;padding-bottom:80px}.industry-tabs{gap:8px;margin-bottom:22px;display:flex;overflow:auto}.industry-tabs button{cursor:pointer;white-space:nowrap;background:0 0;border:1px solid #cdd3ce;padding:9px 16px;font-size:13px}.industry-tabs button.active{background:var(--ink);color:#fff;border-color:var(--ink)}.solution-panel{background:var(--paper);grid-template-columns:1.2fr .8fr;gap:60px;padding:38px;display:grid}.solution-label{color:var(--green);font-size:11px;font-weight:800}.solution-panel h3{margin:10px 0;font-size:27px;line-height:1.45}.solution-panel p{color:var(--muted);margin-bottom:24px;font-size:14px;line-height:1.7}.solution-metrics{border:1px solid var(--line);grid-template-columns:1fr 1fr;display:grid}.solution-metrics div{flex-direction:column;gap:5px;padding:18px;display:flex}.solution-metrics div:nth-child(odd){border-right:1px solid var(--line)}.solution-metrics div:nth-child(-n+2){border-bottom:1px solid var(--line)}.solution-metrics svg{color:var(--green)}.solution-metrics b{font-size:18px}.solution-metrics span{color:var(--muted);font-size:10px}footer{grid-template-columns:1fr auto;align-items:center;gap:20px;max-width:1180px;margin:auto;padding:44px 24px;display:grid}footer p{color:var(--muted);font-size:12px}.footer-links{gap:24px;font-size:12px;display:flex}footer>small{border-top:1px solid var(--line);color:var(--muted);grid-column:1/-1;padding-top:18px;font-size:10px}@media (width<=900px){.main-nav{border-bottom:1px solid var(--line);background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:12px 24px 20px;display:none;position:absolute;top:68px;left:0;right:0}.main-nav.open{display:flex}.main-nav a{border-bottom:1px solid #eef0ed;width:100%;padding:13px 0}.menu-button{display:grid}.saved-button{display:none}.intro-band{grid-template-columns:1fr;gap:45px}.intro-copy{max-width:650px}.decision-board{max-width:600px}.decision-grid{grid-template-columns:1fr 1fr}.decision-card.featured{grid-column:1/-1;grid-template-columns:1fr 1fr;display:grid}.featured .card-image{height:100%}.course-row{grid-template-columns:40px 48px 1fr 42px}.course-stats,.progress-wrap{display:none}.case-grid{grid-template-columns:1fr 1fr}.case-card:last-child{grid-column:1/-1;height:330px}.solution-panel{grid-template-columns:1fr}.footer-links{flex-wrap:wrap}}@media (width<=600px){.header-inner{height:60px;padding:0 16px}.brand{font-size:20px}.brand img{width:28px;height:28px}.main-nav{padding-left:16px;padding-right:16px;top:60px}.search-panel{width:calc(100vw - 24px);top:67px;right:12px}.intro-band{gap:35px;min-height:0;padding:43px 16px 48px}.eyebrow{font-size:10px}h1{margin:18px 0;font-size:44px}.intro-lead{font-size:15px;line-height:1.7}.intro-actions{align-items:stretch;gap:16px}.primary-button{min-height:46px;padding:0 16px}.proof-row{flex-wrap:wrap;gap:10px;margin-top:27px}.proof-row span{width:calc(50% - 6px)}.decision-board{min-height:390px;box-shadow:8px 8px 0 var(--lime);padding:23px}.decision-board h2{font-size:23px}.section{padding:52px 16px}.section-heading{align-items:flex-start}.section-heading h2{font-size:25px;line-height:1.3}.section-heading>a{white-space:nowrap;margin-top:7px}.decision-grid,.case-grid{grid-template-columns:1fr}.decision-card.featured{grid-column:auto;display:block}.featured .card-image,.card-image{height:190px}.featured .card-body h3{font-size:20px}.course-section{padding-left:16px;padding-right:16px}.course-row{grid-template-columns:32px 42px 1fr 36px;gap:10px}.course-icon{width:40px;height:40px}.course-title h3{font-size:14px}.round-action{width:34px;height:34px}.case-card,.case-card:last-child{grid-column:auto;height:350px}.industry-inner{padding-top:52px;padding-bottom:58px}.solution-panel{gap:30px;padding:25px}.solution-panel h3{font-size:22px}.solution-metrics div{padding:14px}.footer-links{display:none}footer{padding:36px 16px;display:block}footer>small{margin-top:25px;display:block}}.industry-tabs{scrollbar-width:none}.industry-tabs::-webkit-scrollbar{display:none}.detail-page{background:#f7f8f5;min-height:100vh}.detail-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;max-width:1180px;height:68px;margin:auto;padding:0 24px;display:flex}.detail-header>a:last-child{align-items:center;gap:7px;font-size:12px;font-weight:700;display:flex}.detail-brand{align-items:center;gap:8px;display:flex}.detail-brand img{width:30px;height:30px}.detail-brand b{font-size:21px}.detail-brand em{color:var(--green);border-left:1px solid var(--line);padding-left:8px;font-size:10px;font-style:normal}.article-hero{grid-template-columns:1.15fr .85fr;align-items:center;gap:70px;max-width:1180px;margin:auto;padding:68px 24px 50px;display:grid}.article-hero-copy>h1{margin:13px 0 18px;font-size:45px;line-height:1.25}.article-label{color:var(--green);margin-bottom:7px;font-size:12px;font-weight:700;display:inline-block}.article-deck{color:var(--muted);max-width:670px;font-size:17px;line-height:1.8}.article-byline{color:var(--muted);flex-wrap:wrap;gap:18px;margin-top:25px;font-size:11px;display:flex}.article-byline span{align-items:center;gap:5px;display:flex}.article-hero>img{object-fit:cover;background:#dde2dd;width:100%;height:335px}.article-layout{grid-template-columns:minmax(0,1fr) 260px;align-items:start;gap:58px;max-width:1000px;margin:auto;padding:10px 24px 80px;display:grid}.article-content{min-width:0}.verdict{color:#fff;background:#17221c;margin-bottom:24px;padding:27px 30px}.verdict>span{color:var(--lime);align-items:center;gap:8px;font-size:12px;font-weight:800;display:flex}.verdict p{margin:14px 0 0;font-size:19px;line-height:1.75}.fact-table{border-top:1px solid var(--ink);margin:26px 0 45px}.fact-table>div{border-bottom:1px solid var(--line);grid-template-columns:125px 145px 1fr;align-items:center;gap:20px;padding:17px 0;display:grid}.fact-table span{color:var(--muted);font-size:11px}.fact-table b{font-size:14px}.fact-table p{color:var(--muted);margin:0;font-size:12px}.article-section{padding:10px 0 24px}.article-section h2,.lesson-list h2{margin:0 0 12px;font-size:24px}.article-section p{color:#424a44;margin:0;font-size:16px;line-height:2}.lesson-list{margin:8px 0 42px}.lesson-list>div{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:54px;font-size:13px;display:flex}.lesson-list button{background:var(--ink);color:#fff;cursor:pointer;border:0;align-items:center;gap:6px;padding:8px 12px;font-size:11px;display:flex}.lesson-list em{color:#9aa19c;font-size:10px;font-style:normal}.source-note{border-top:1px solid var(--line);gap:14px;margin-top:18px;padding-top:22px;display:flex}.source-note svg{color:var(--green);flex:none}.source-note b{font-size:12px}.source-note p{color:var(--muted);margin:5px 0;font-size:11px;line-height:1.7}.article-aside{border:1px solid var(--line);background:#fff;padding:22px;position:sticky;top:24px}.article-aside>span{color:var(--green);font-size:10px;font-weight:800}.article-aside h3{margin:9px 0;font-size:18px;line-height:1.5}.article-aside p{color:var(--muted);font-size:12px;line-height:1.7}.article-aside button{background:var(--ink);color:#fff;cursor:pointer;border:0;justify-content:center;align-items:center;gap:7px;width:100%;min-height:42px;font-size:12px;font-weight:700;display:flex}.detail-footer{border-top:1px solid var(--line);max-width:1000px;color:var(--muted);justify-content:space-between;margin:auto;padding:25px 24px 40px;font-size:11px;display:flex}.not-found{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.not-found>span{color:var(--green);font-size:12px;font-weight:800}.not-found h1{margin:14px 0;font-size:38px}.not-found p{color:var(--muted)}.not-found a{background:var(--ink);color:#fff;align-items:center;gap:7px;margin-top:15px;padding:13px 17px;font-size:12px;display:flex}@media (width<=800px){.article-hero{grid-template-columns:1fr;gap:30px}.article-hero>img{grid-row:1;height:260px}.article-layout{grid-template-columns:1fr}.article-aside{position:static}.article-hero-copy>h1{font-size:37px}}@media (width<=600px){.detail-header{height:60px;padding:0 16px}.article-hero{padding:25px 16px 35px}.article-hero>img{height:205px}.article-hero-copy>h1{font-size:30px}.article-deck{font-size:14px}.article-byline{gap:10px}.article-layout{gap:35px;padding:0 16px 55px}.verdict{padding:22px}.verdict p{font-size:17px}.fact-table>div{grid-template-columns:92px 1fr;gap:8px 14px}.fact-table p{grid-column:2}.article-section h2,.lesson-list h2{font-size:21px}.article-section p{font-size:15px}.detail-footer{padding-left:16px;padding-right:16px}}.course-status{color:var(--green);background:#eaf2ec;align-items:center;gap:7px;padding:10px 12px;font-size:11px;display:flex}.aside-download{background:var(--ink);color:#fff;justify-content:center;align-items:center;gap:7px;width:100%;min-height:42px;font-size:12px;font-weight:700;display:flex}.detail-footer>div{gap:18px;display:flex}.detail-footer a:hover{color:var(--green)}.saved-panel{border:1px solid var(--line);background:#fff;width:min(430px,100vw - 48px);padding:14px 16px;position:absolute;top:76px;right:max(24px,50% - 566px);box-shadow:0 16px 40px #17221921}.saved-panel>div{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding-bottom:10px;display:flex}.saved-panel>div b{font-size:13px}.saved-panel>div button{cursor:pointer;background:0 0;border:0}.saved-panel>a{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:12px 0;font-size:12px;line-height:1.5;display:flex}.saved-panel>p{color:var(--muted);margin:12px 0 3px;font-size:12px}@media (width<=600px){.saved-panel{width:calc(100vw - 24px);top:67px;right:12px}.header-actions{gap:0}.saved-button{border-left:0;gap:0;width:38px;padding:0;font-size:0;display:inline-flex}.saved-button span{position:absolute;transform:translate(11px,-10px)}.detail-footer{flex-direction:column;gap:16px}.detail-footer>div{flex-wrap:wrap;gap:10px 16px}}.article-sources{padding:15px 0 28px}.article-sources h2{margin:0 0 12px;font-size:20px}.article-sources a{border-bottom:1px solid var(--line);color:var(--green);justify-content:space-between;align-items:center;padding:11px 0;font-size:12px;display:flex}