:root,html[data-theme=dark]{--bg:#131b17;--surface:#1b2620;--ink:#edf3ee;--muted:#a5b5a9;--line:#34443a;--green:#8bdbad;--green-dark:#b0edc9;--soft:#293e30;--yellow:#e5bb60;--code:#0c120f;--shadow:0 20px 65px #0003;color-scheme:dark}html[data-theme=light]{--bg:#f6f7f3;--surface:#fff;--ink:#1b2923;--muted:#67746b;--line:#dce2db;--green:#17684a;--green-dark:#105238;--soft:#e8f1e8;--yellow:#e5bb60;--code:#1b2923;--shadow:0 20px 65px #19362910;color-scheme:light}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.65 system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--yellow);outline-offset:4px}button{color:inherit}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(34px,4.3vw,62px);line-height:1.09;letter-spacing:-2.4px;font-weight:650;margin-bottom:24px}h2{font-size:clamp(26px,2.8vw,38px);line-height:1.2;letter-spacing:-1.2px}h3{font-size:20px;line-height:1.35;letter-spacing:-.35px}p{margin-bottom:20px}svg.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.wrap{max-width:1240px;margin:auto;padding:0 32px}.header{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.header-row{height:78px;display:flex;align-items:center;gap:25px}.brand{display:flex;align-items:center;gap:10px;white-space:nowrap;font-size:23px;font-weight:750;letter-spacing:-1px}.brand-mark{width:32px;height:32px;background:var(--green);color:var(--surface);display:grid;place-items:center;border-radius:5px}.brand-mark svg{width:25px;height:25px}.nav{display:flex;gap:21px;align-items:center;margin-right:auto;font-size:13px;font-weight:550}.nav a{padding:27px 0;border-bottom:2px solid transparent}.nav a.active{border-color:var(--green);color:var(--green)}.header-actions{display:flex;gap:12px;align-items:center;white-space:nowrap}.icon-btn{border:1px solid var(--line);background:transparent;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:6px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:10px;border-radius:6px;padding:11px 19px;background:var(--green);color:var(--surface);border:1px solid var(--green);font-size:14px;font-weight:650;line-height:1.4}.btn:hover{background:var(--green-dark)}.btn.secondary{background:var(--surface);border-color:var(--line);color:var(--ink)}.btn.small{padding:9px 14px;font-size:12px}.text-link{color:var(--green);font-weight:650;display:inline-flex;align-items:center;gap:8px}.menu-toggle{display:none}.muted{color:var(--muted)}.eyebrow{display:flex;align-items:center;gap:8px;font-size:11px;letter-spacing:1.5px;font-weight:750;text-transform:uppercase;color:var(--green);margin-bottom:22px}.eyebrow:before{content:'';width:7px;height:7px;background:var(--green);border-radius:50%}.hero{padding:68px 0 48px;display:grid;grid-template-columns:1fr 1.02fr;align-items:center;gap:50px}.hero-copy p{font-size:17px;max-width:460px;color:var(--muted)}.hero h1 em{color:var(--green);font-style:normal}.actions{display:flex;flex-wrap:wrap;gap:12px}.hero-note{font-size:12px!important;margin:17px 0 0!important}.mock{background:var(--surface);border:1px solid var(--line);border-radius:9px;box-shadow:var(--shadow);overflow:hidden}.mock-top{border-bottom:1px solid var(--line);display:flex;justify-content:space-between;padding:16px 19px;align-items:center;font-size:12px}.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:5px}.pill{display:inline-block;background:var(--soft);color:var(--green);border-radius:4px;padding:3px 8px;font-size:11px;font-weight:600}.mock-body{padding:22px}.mock-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:19px}.mock-title h3{margin:0;font-size:17px}.mock-tabs{display:flex;gap:18px;border-bottom:1px solid var(--line);margin-bottom:18px}.mock-tabs button{border:0;border-bottom:2px solid transparent;padding:0 0 10px;background:none;font-size:12px;color:var(--muted)}.mock-tabs button.active{color:var(--green);border-color:var(--green)}.mock table{width:100%;font-size:12px;border-collapse:collapse}.mock th{text-align:left;color:var(--muted);font-weight:500}.mock th,.mock td{padding:13px 5px;border-bottom:1px solid var(--line)}.mock td strong{display:block;font-size:12px}.mock td small{color:var(--muted)}.mock-foot{margin:20px 0 0;background:var(--soft);padding:12px;border-radius:5px;font-size:12px;display:flex;gap:10px;align-items:center}.mini-operation{margin-top:18px;display:flex;gap:12px;align-items:center;padding:15px;background:var(--surface);border:1px solid var(--line);border-radius:7px;font-size:12px}.mini-operation strong{display:block}.mini-operation .icon{color:var(--green)}.mini-operation .pill{margin-left:auto}.band{display:flex;justify-content:space-between;padding:21px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);gap:20px;font-size:12px;color:var(--muted)}.band span{display:flex;align-items:center;gap:9px}.band svg{color:var(--green)}section.section{padding:64px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}.section-head h2{max-width:620px;margin-bottom:0}.section-head p{margin:10px 0 0;max-width:600px;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--surface);border:1px solid var(--line);padding:26px;border-radius:7px}.card p{color:var(--muted);font-size:14px;margin:0}.card-icon{display:grid;place-items:center;width:42px;height:42px;background:var(--soft);color:var(--green);border-radius:6px;margin-bottom:22px}.card h3{margin-bottom:10px}.step-number{color:var(--green);font:600 12px ui-monospace,monospace;margin-bottom:22px}.problem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.problem{border-left:2px solid var(--line);padding-left:18px}.problem h3{font-size:16px}.problem p{font-size:13px;color:var(--muted);margin:0}.tint{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.checklist{list-style:none;padding:0}.checklist li{display:flex;align-items:start;gap:12px;margin-bottom:13px}.checklist .icon{color:var(--green);margin-top:3px}.cta{padding:38px;background:var(--green);color:var(--surface);border-radius:8px;display:flex;justify-content:space-between;align-items:center;gap:25px}.cta h2{font-size:30px;margin-bottom:10px}.cta p{margin:0;opacity:.85}.cta .btn{background:var(--surface);color:var(--green);border-color:var(--surface)}.page-head{padding:52px 0 32px}.page-head h1{font-size:46px;max-width:850px}.page-head p{font-size:17px;max-width:740px;color:var(--muted)}.breadcrumb{font-size:12px;color:var(--muted);margin-bottom:25px;display:flex;flex-wrap:wrap;gap:8px}.article-card{display:flex;flex-direction:column;min-height:240px;transition:border-color .15s}.article-card:hover{border-color:var(--green)}.article-card .category{color:var(--green);font-size:11px;font-weight:650;margin-bottom:18px}.article-card h3{font-size:20px}.article-card .meta{font-size:11px;color:var(--muted);margin-top:auto;padding-top:22px;display:flex;justify-content:space-between;gap:12px}.article-card .tags{font-size:11px;color:var(--muted);margin-top:12px}.article-card a:hover{color:var(--green)}.tools{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:22px}.input{padding:12px 14px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:6px;min-width:0}.search-field{position:relative;flex:1;min-width:180px}.search-field input{width:100%;padding-left:42px}.search-field .icon{position:absolute;left:14px;top:15px;color:var(--muted)}.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:25px}.chip{border:1px solid var(--line);background:var(--surface);padding:7px 12px;border-radius:5px;font-size:12px}.chip.active{background:var(--green);color:var(--surface);border-color:var(--green)}.catalog-layout{display:grid;grid-template-columns:205px 1fr;gap:30px}.sidebar h3{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}.sidebar a{display:block;padding:9px 10px;font-size:13px;border-radius:5px;margin-bottom:3px}.sidebar a.active,.sidebar a:hover{background:var(--soft);color:var(--green)}.catalog-layout .grid{grid-template-columns:repeat(2,1fr)}.count{font-size:12px;color:var(--muted);margin-bottom:20px}.empty{grid-column:1/-1;padding:50px;text-align:center;background:var(--surface);border:1px dashed var(--line);border-radius:7px}.pricing{grid-template-columns:repeat(4,1fr)}.plan{position:relative;padding:25px;display:flex;flex-direction:column}.plan.featured{border-color:var(--green);box-shadow:0 0 0 1px var(--green)}.plan h3{margin-top:8px}.plan .price{font-size:30px;font-weight:700;letter-spacing:-1px;margin:20px 0}.plan .price small{font-size:12px;letter-spacing:0;font-weight:400;color:var(--muted)}.plan .checklist{font-size:12px;margin-bottom:25px}.plan .btn{margin-top:auto}.plan-top{height:20px}.demo-note{padding:15px 18px;background:var(--soft);border:1px solid var(--line);border-radius:6px;font-size:13px;margin-bottom:24px}.comparison{width:100%;border-collapse:collapse;font-size:13px;background:var(--surface)}.comparison td,.comparison th{padding:15px;border-bottom:1px solid var(--line);text-align:left}.table-scroll{overflow:auto;border:1px solid var(--line);border-radius:7px}.faq{max-width:820px;margin:auto}.faq details{border-bottom:1px solid var(--line);padding:18px 0}.faq summary{cursor:pointer;font-weight:600}.faq details p{color:var(--muted);margin:14px 0 0;font-size:14px}.reader-layout{display:grid;grid-template-columns:minmax(0,760px) 230px;gap:65px;justify-content:center}.reader{font-size:17px;line-height:1.85}.reader h2{font-size:29px;margin:42px 0 18px;scroll-margin-top:110px}.reader h3{margin-top:28px}.reader table{font-size:13px;line-height:1.5}.reader ul,.reader ol{padding-left:24px}.reader li{margin-bottom:9px}.reader .callout{padding:20px;border-left:3px solid var(--green);background:var(--soft);border-radius:0 6px 6px 0;font-size:14px;margin:25px 0}.reader .warning{border-color:var(--yellow)}.reader pre{background:var(--code);color:#deeadf;padding:22px;border-radius:7px;overflow:auto;font-size:13px;line-height:1.6}.reader code{font-family:ui-monospace,monospace}.toc{position:sticky;top:106px;align-self:start;border-left:1px solid var(--line);padding-left:20px;font-size:12px}.toc strong{display:block;margin-bottom:15px}.toc a{display:block;padding:7px 0;color:var(--muted)}.toc a.active{color:var(--green);font-weight:650}.article-meta{display:flex;gap:20px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-bottom:20px}.article-actions{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:35px}.diagram{display:block;width:100%;background:var(--soft);border:1px solid var(--line);border-radius:7px;margin:24px 0}.caption{font-size:12px;color:var(--muted);text-align:center}.feedback{margin-top:35px;padding:22px;border:1px solid var(--line);border-radius:6px;display:flex;gap:14px;align-items:center;flex-wrap:wrap;font-size:14px}.feedback .active{background:var(--soft);color:var(--green)}.footer{border-top:1px solid var(--line);padding:50px 0 20px;background:var(--surface);margin-top:65px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:30px}.footer p{font-size:12px;color:var(--muted);max-width:225px;margin-top:17px}.footer h3{font-size:12px;margin-bottom:17px}.footer a:not(.brand){display:block;font-size:12px;color:var(--muted);margin:8px 0}.footer-bottom{margin-top:38px;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted)}.footer-bottom div{display:flex;gap:20px}.footer-bottom a{margin:0!important}.auth{max-width:470px;margin:55px auto;background:var(--surface);border:1px solid var(--line);padding:35px;border-radius:8px}.auth h1{font-size:32px;letter-spacing:-1px}.auth label{display:block;font-size:13px;margin:15px 0 6px}.auth .input{width:100%}.auth .btn{width:100%;margin-top:23px}.auth p{font-size:13px;color:var(--muted)}.auth .checkbox{display:flex;gap:10px;align-items:start}.auth .checkbox input{width:auto;margin-top:5px}.auth-result{margin-top:18px;color:var(--green);font-size:14px}.result-card{display:block;padding:23px;background:var(--surface);border:1px solid var(--line);border-radius:6px;margin-bottom:12px}.result-card h3{margin:9px 0}.result-card p{color:var(--muted);margin:0;font-size:14px}.result-card small{color:var(--green)}mark{background:#e7c877;color:#182820;padding:0 2px}.modal{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:9px;width:min(650px,calc(100% - 30px));padding:25px;max-height:80vh}.modal::backdrop{background:#0c1e16a8;backdrop-filter:blur(3px)}.modal-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.modal-top h3{margin:0}.quick-list{max-height:42vh;overflow:auto;margin-top:15px}.quick-list a{display:block;padding:12px 5px;border-bottom:1px solid var(--line);font-size:14px}.quick-list small{display:block;color:var(--muted);font-size:11px}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:12px 20px;border-radius:7px;font-size:13px;z-index:100;box-shadow:var(--shadow);max-width:calc(100% - 32px)}[hidden]{display:none!important}.skip{position:fixed;top:-100px;left:15px;z-index:100;background:var(--surface);padding:12px}.skip:focus{top:10px}.wide-article{max-width:800px;margin:auto}.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:45px;border-bottom:1px solid var(--line);padding:35px 0;align-items:start}.feature-row h2{font-size:29px}.feature-row p{color:var(--muted)}.feature-list{display:flex;gap:8px;flex-wrap:wrap}.feature-list span{background:var(--soft);color:var(--green);padding:6px 10px;border-radius:4px;font-size:12px}.solution-card ul{font-size:13px;color:var(--muted);padding-left:18px}.solution-card .text-link{margin-top:20px;font-size:13px}@media(min-width:1500px){.wrap{max-width:1320px}.hero{gap:75px;padding:80px 0 58px}}@media(max-width:1150px){.header-row{gap:20px}.nav{gap:14px}.header-actions>.login-link{display:none}.header-actions .btn{font-size:11px;padding:10px}.nav{font-size:12px}.reader-layout{gap:30px}.pricing{grid-template-columns:repeat(2,1fr)}}@media(max-width:950px){.nav{display:none;position:absolute;left:0;right:0;top:78px;background:var(--surface);padding:20px 32px;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0}.nav.open{display:flex}.nav a{padding:12px 0}.menu-toggle{display:inline-flex}.brand{margin-right:auto}.hero{gap:25px}.hero h1{font-size:43px}.hero{padding-top:45px}.wrap{padding:0 24px}.problem-grid{grid-template-columns:repeat(2,1fr)}.grid{grid-template-columns:repeat(2,1fr)}.split{gap:30px}.catalog-layout{grid-template-columns:170px 1fr}.catalog-layout .grid{grid-template-columns:1fr}.reader-layout{grid-template-columns:minmax(0,1fr) 180px}.footer-grid{grid-template-columns:repeat(4,1fr)}.footer-brand{grid-column:1/-1}}@media(max-width:680px){.wrap{padding:0 20px}.header-row{height:65px;gap:10px}.header-actions{gap:7px}.header-actions>.btn{display:none}.nav{top:65px;padding:15px 20px}.brand{font-size:21px}.brand-mark{width:29px;height:29px}.hero{grid-template-columns:1fr;padding:37px 0 30px;gap:32px}.hero h1{font-size:42px;letter-spacing:-1.8px}.hero-copy p{font-size:15px}.eyebrow{font-size:10px;margin-bottom:17px}.mock-body{padding:16px}.mock td,.mock th{padding:11px 3px}.mock table{font-size:11px}.band{display:grid;grid-template-columns:1fr 1fr;gap:15px;font-size:10px}.section-head{align-items:start;flex-direction:column;gap:15px}.section-head h2{font-size:29px}.section-head p{font-size:14px}.grid,.pricing,.split,.feature-row{grid-template-columns:1fr}.problem-grid{gap:23px 15px}.problem h3{font-size:14px}.problem p{font-size:12px}.section{padding:42px 0!important}.card{padding:23px}.cta{padding:27px;flex-direction:column;align-items:start}.cta h2{font-size:27px}.page-head{padding-top:35px}.page-head h1{font-size:35px;letter-spacing:-1.4px}.page-head p{font-size:15px}.catalog-layout{grid-template-columns:1fr;gap:20px}.sidebar{display:flex;overflow:auto;gap:5px;padding-bottom:8px}.sidebar h3{display:none}.sidebar a{white-space:nowrap;border:1px solid var(--line);font-size:12px}.reader-layout{display:flex;flex-direction:column}.toc{position:static;order:-1;border:1px solid var(--line);border-radius:6px;padding:18px;width:100%}.toc a{padding:4px 0}.reader{font-size:16px}.reader h2{font-size:26px}.reader .cta h2{font-size:25px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-bottom{flex-direction:column;gap:10px}.footer-bottom div{flex-wrap:wrap}.auth{padding:25px;margin:35px auto}.auth h1{font-size:29px}.tools select{flex:1}.article-actions .btn{font-size:12px;padding:10px}.comparison{font-size:12px;min-width:600px}.mini-operation{font-size:11px}.feature-row{gap:10px}.toast{text-align:center;width:max-content}.article-meta{gap:10px}.page-head .article-actions{margin-bottom:0}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.mobile-login{display:none!important}@media(max-width:950px){.mobile-login{display:block!important}}textarea{color:var(--ink);background:var(--surface)}.reader .comparison{min-width:560px}.price[data-price="0"]{font-size:23px}html{scroll-behavior:smooth}

.auth-hub{max-width:650px}.auth-switch{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin:28px 0;padding:5px;background:var(--bg);border:1px solid var(--line);border-radius:8px}.auth-switch button{border:0;border-radius:5px;padding:12px 16px;background:transparent;color:var(--muted);font-weight:650}.auth-switch button.active{background:var(--surface);color:var(--ink);box-shadow:0 5px 18px #0002}.auth-panel h2{margin-bottom:8px}.auth-help{margin:26px 0 0!important}.auth-result{padding:13px 15px;background:var(--soft);border:1px solid var(--line);border-radius:6px}
@view-transition{navigation:auto}::view-transition-old(root),::view-transition-new(root){animation-duration:.18s;animation-timing-function:ease-out}
@media(prefers-reduced-motion:reduce){::view-transition-old(root),::view-transition-new(root){animation-duration:.01ms}}