:root{--blog-ink:#12213b;--blog-muted:#586b83;--blog-blue:#2563eb;--blog-line:#dce5ef;--blog-bg:#f5f8fc}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;color:var(--blog-ink);background:#fff;font-family:Inter,Segoe UI,system-ui,sans-serif;line-height:1.6}a{color:var(--blog-blue);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #19a7c6;outline-offset:4px}img{max-width:100%}.wrap{max-width:1180px;margin-inline:auto;padding-inline:26px}.skip{position:absolute;left:12px;top:-100px;background:white;padding:12px;z-index:30}.skip:focus{top:10px}.blog-header{border-bottom:1px solid var(--blog-line);position:sticky;top:0;background:rgba(255,255,255,.96);z-index:20;backdrop-filter:blur(12px)}.blog-nav{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:20px}.blog-logo{font-size:22px;font-weight:800;white-space:nowrap;color:var(--blog-ink);letter-spacing:-.4px}.blog-logo span{color:var(--blog-blue)}.blog-nav nav{display:flex;gap:24px;font-size:14px;font-weight:600}.blog-nav nav a{color:var(--blog-muted)}.blog-nav nav a[aria-current]{color:var(--blog-blue)}.blog-nav-actions{display:flex;gap:14px;align-items:center}.blog-lang{display:flex;padding:3px;border:1px solid var(--blog-line);border-radius:24px;gap:3px;font-size:12px;font-weight:700}.blog-lang a,.blog-lang span{padding:4px 10px;border-radius:20px}.blog-lang span{background:#4f46e5;color:#fff}.button{display:inline-flex;justify-content:center;align-items:center;border:0;border-radius:10px;padding:13px 23px;background:var(--blog-blue);color:white;font-family:inherit;font-size:15px;font-weight:700;line-height:1.3;cursor:pointer;white-space:nowrap;min-height:48px}.button:hover{text-decoration:none;background:#1d4ed8}.button.small{font-size:13px;padding:10px 16px;min-height:42px}.blog-hero{background:linear-gradient(115deg,#f1f6ff,#effbfa);border-bottom:1px solid var(--blog-line);padding:65px 0 56px}.eyebrow{font-size:12px;color:#345481;font-weight:800;letter-spacing:1.8px;text-transform:uppercase;margin:0 0 14px}.blog-hero h1{font-size:clamp(32px,4vw,50px);max-width:800px;line-height:1.15;letter-spacing:-1.7px;margin:0 0 20px}.blog-lead{font-size:19px;color:var(--blog-muted);max-width:750px;line-height:1.6}.blog-index{padding-top:35px;padding-bottom:55px}.blog-filters{display:flex;align-items:flex-end;gap:14px;padding:22px;background:var(--blog-bg);border:1px solid var(--blog-line);border-radius:14px}.blog-filters label{display:block;font-size:12px;font-weight:700;margin-bottom:7px;color:var(--blog-muted)}.blog-filters input,.blog-filters select{width:100%;height:48px;border:1px solid #c8d4e3;border-radius:8px;font:inherit;padding:9px 12px;color:var(--blog-ink);background:#fff}.search-input{flex:1}.blog-filters select{max-width:255px}.reset{font-size:13px;padding-bottom:13px}.results-count{font-size:13px;color:var(--blog-muted);margin:24px 0 20px}.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.blog-card{border:1px solid var(--blog-line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;background:white;transition:box-shadow .2s}.blog-card:hover{box-shadow:0 10px 30px #14243d0d}.blog-card-cover{display:block;aspect-ratio:16/8.3;overflow:hidden;background:#e8effa}.blog-card-cover img{width:100%;height:100%;object-fit:cover}.blog-card-mark{height:140px;display:flex;align-items:center;justify-content:center;background:linear-gradient(140deg,#dceaff,#e0f8f2);font-size:70px;font-weight:700;color:#3c78d0}.blog-card-body{display:flex;flex-direction:column;flex:1;padding:24px}.blog-category{font-size:12px;font-weight:700;color:#267583;margin:0 0 12px}.blog-card h2,.blog-card h3{font-size:21px;line-height:1.35;letter-spacing:-.4px;margin:0 0 13px;overflow-wrap:anywhere}.blog-card h2 a,.blog-card h3 a{color:var(--blog-ink)}.blog-card-body>p:not(.blog-category){font-size:14px;line-height:1.6;color:var(--blog-muted);margin:0 0 18px}.blog-card-meta{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px;font-size:12px;color:#667c97}.article-link{font-size:13px;font-weight:700;margin-top:17px}.pagination{display:flex;justify-content:center;align-items:center;gap:22px;font-size:14px;margin-top:40px}.pagination span{color:var(--blog-muted)}.blog-empty{text-align:center;border:1px dashed #becddf;border-radius:16px;padding:55px 20px}.blog-empty>span{font-size:48px;color:#6688ba}.blog-empty h2{margin:10px}.blog-empty p{color:var(--blog-muted)}.blog-cta{display:flex;justify-content:space-between;gap:30px;align-items:center;background:#f0f5ff;border:1px solid var(--blog-line);border-radius:16px;padding:30px;margin-bottom:55px}.blog-cta h2{font-size:24px;line-height:1.3;margin:0 0 8px}.blog-cta p{margin:0;color:var(--blog-muted);font-size:15px}.blog-footer{border-top:1px solid var(--blog-line);background:var(--blog-bg);padding:34px 0}.blog-footer>.wrap{display:grid;grid-template-columns:1fr auto;gap:20px}.blog-footer p{max-width:470px;font-size:13px;color:var(--blog-muted)}.blog-footer nav{display:flex;gap:25px;font-size:13px;padding-top:8px}.copyright{grid-column:1/-1;margin:0}.preview-banner{text-align:center;background:#fff1bc;border-bottom:1px solid #edd18a;padding:14px 20px;font-size:14px;font-weight:700}.article-wrap{padding-top:34px}.back-link{font-size:13px;font-weight:700}.article-header{max-width:900px;padding:32px 0 28px}.article-header h1{font-size:clamp(30px,4vw,46px);line-height:1.2;letter-spacing:-1.3px;margin:0 0 20px;overflow-wrap:anywhere}.article-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;color:var(--blog-muted);margin-top:22px}.article-cover{display:block;width:100%;max-height:510px;object-fit:cover;border-radius:16px;margin:0 0 40px}.article-layout{display:flex;gap:44px;align-items:flex-start;padding-bottom:50px}.article-toc{position:sticky;top:108px;width:245px;flex:0 0 245px;padding:20px;background:var(--blog-bg);border:1px solid var(--blog-line);border-radius:12px;font-size:13px}.article-toc>p{font-weight:800;margin:0 0 12px}.article-toc ol{list-style:none;margin:0;padding:0;display:grid;gap:10px}.article-toc .h3{padding-left:14px}.article-toc a{color:var(--blog-muted)}.article-content{min-width:0;width:100%;max-width:760px;flex:1;font-size:17px;line-height:1.85;color:#33465e;overflow-wrap:anywhere}.article-content>:first-child{margin-top:0}.article-content h2,.article-content h3,.article-content h4{color:var(--blog-ink);line-height:1.3;letter-spacing:-.4px;margin:36px 0 15px}.article-content h2{font-size:29px}.article-content h3{font-size:23px}.article-content p{margin:0 0 22px}.article-content li{margin-bottom:8px}.article-content blockquote{border-left:3px solid var(--blog-blue);background:var(--blog-bg);margin:25px 0;padding:18px 24px}.article-content blockquote p:last-child{margin:0}.article-content code{background:#edf2f9;font-size:.86em;padding:2px 5px;border-radius:4px}.article-content pre{background:#15253f;color:#e3efff;overflow:auto;padding:20px;border-radius:10px;line-height:1.5}.article-content pre code{background:none;padding:0;color:inherit}.article-content table{display:block;max-width:100%;overflow:auto;border-collapse:collapse;font-size:14px;margin:25px 0}.article-content th,.article-content td{border:1px solid var(--blog-line);padding:11px 16px;min-width:130px;text-align:left}.article-content th{background:var(--blog-bg)}.article-content img{border-radius:10px}.article-tags{display:flex;flex-wrap:wrap;gap:12px;margin-top:35px;font-size:13px}.related-posts{padding-bottom:55px}.related-posts>h2{font-size:26px;margin-bottom:24px}
@media(max-width:1000px){.blog-nav nav{gap:15px}.blog-nav nav a:nth-child(3){display:none}.blog-grid{grid-template-columns:repeat(2,1fr)}.article-layout{gap:28px}.article-toc{flex-basis:205px;width:205px}.blog-footer nav{flex-wrap:wrap;gap:15px}}
@media(max-width:760px){.wrap{padding-inline:20px}.blog-nav{min-height:72px;flex-wrap:wrap;padding-block:13px;gap:12px}.blog-logo{font-size:20px}.blog-nav nav{width:100%;order:3;justify-content:space-between;border-top:1px solid var(--blog-line);padding-top:12px;font-size:12px}.blog-nav nav a:nth-child(3){display:block}.blog-nav-actions{gap:8px}.blog-nav-actions>.button{padding:8px 11px;font-size:12px}.blog-hero{padding:38px 0 34px}.blog-hero h1{letter-spacing:-1px}.blog-lead{font-size:17px}.blog-filters{flex-wrap:wrap;padding:16px}.search-input{flex:1 0 100%}.blog-filters>div:not(.search-input){flex:1}.blog-filters select{max-width:none}.reset{width:100%;padding:0}.blog-card-body{padding:20px}.blog-card h2{font-size:20px}.blog-card-mark{height:110px}.blog-cta{margin-inline:20px;padding:24px;flex-direction:column;align-items:flex-start;gap:20px}.blog-footer>.wrap{grid-template-columns:1fr}.blog-footer nav{padding:0}.article-header{padding-top:26px}.article-header h1{letter-spacing:-.8px}.article-layout{flex-direction:column;gap:25px}.article-toc{position:static;flex:auto;width:100%}.article-content{font-size:16px}.article-content h2{font-size:26px}.article-meta{gap:10px 16px}.article-wrap{padding-top:22px}.article-cover{margin-bottom:25px}.pagination{gap:14px;font-size:12px}}
@media(max-width:520px){.blog-grid{grid-template-columns:1fr}.blog-nav nav{gap:10px}.blog-nav nav a:nth-child(3){display:none}.blog-lang a,.blog-lang span{padding:4px 8px}.blog-card-mark{height:130px}.blog-index{padding-top:24px}.blog-filters button{padding-inline:18px}.pagination{justify-content:space-between}}