.blog-page{background:#f3f6fb;color:#0f172a}
.blog-header{max-width:1160px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;gap:24px;background:transparent}
.blog-brand{color:inherit;text-decoration:none;flex-shrink:0}
.blog-main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.blog-main-nav a{color:#475569;text-decoration:none;font-size:13px;font-weight:750;padding:9px 12px;border-radius:10px}
.blog-main-nav a:hover,.blog-main-nav a.active{background:#fff;color:#3730a3;box-shadow:0 1px 4px rgba(15,23,42,.08)}
.blog-lang{display:flex;background:#fff;border:1px solid #e2e8f0;border-radius:9px;overflow:hidden}
.blog-lang a,.blog-lang span{font-size:11px;font-weight:800;text-decoration:none;padding:7px 9px;color:#64748b}
.blog-lang .on{background:#4f46e5;color:#fff}
.blog-wrap{max-width:1160px;margin:0 auto;padding:20px 24px 0}
.blog-crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:7px;font-size:12.5px;color:#64748b;margin:6px 0 22px}
.blog-crumbs a{color:#4f46e5;text-decoration:none;font-weight:650}
.blog-hub-hero{background:linear-gradient(135deg,#111827,#29326f);color:#fff;border-radius:24px;padding:42px;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);gap:30px;align-items:center;overflow:hidden;position:relative}
.blog-hub-hero:after{content:'';position:absolute;width:340px;height:340px;border-radius:50%;right:-90px;top:-120px;background:radial-gradient(circle,rgba(96,165,250,.5),rgba(79,70,229,0));pointer-events:none}
.blog-hub-hero h1{font-size:clamp(31px,4vw,50px);letter-spacing:-.035em;line-height:1.04;margin:0 0 15px}
.blog-hub-hero p{font-size:17px;line-height:1.65;color:#dbeafe;max-width:720px}
.blog-hub-icon{font-size:120px;text-align:center;filter:drop-shadow(0 15px 24px rgba(0,0,0,.25))}
.blog-section-title{font-size:13px;font-weight:850;letter-spacing:.055em;text-transform:uppercase;color:#64748b;margin:34px 0 14px}
.blog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.blog-card{background:#fff;border:1px solid #e1e7f0;border-radius:18px;overflow:hidden;text-decoration:none;color:inherit;box-shadow:0 5px 18px rgba(15,23,42,.045);transition:.18s;display:flex;flex-direction:column}
.blog-card:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(15,23,42,.11);border-color:#c7d2fe}
.blog-card-media{aspect-ratio:16/9;overflow:hidden;background:#e8edf5}
.blog-card-media img{width:100%;height:100%;display:block;object-fit:cover;transition:.25s}
.blog-card:hover .blog-card-media img{transform:scale(1.025)}
.blog-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.blog-chip{display:inline-flex;align-items:center;align-self:flex-start;background:#eef2ff;color:#4338ca;border-radius:999px;padding:6px 10px;font-size:11px;font-weight:850;text-transform:uppercase;letter-spacing:.04em}
.blog-card h2{font-size:22px;line-height:1.22;letter-spacing:-.025em;margin:13px 0 9px}
.blog-card p{font-size:14px;line-height:1.6;color:#64748b;margin:0}
.blog-card-meta{display:flex;gap:15px;flex-wrap:wrap;color:#94a3b8;font-size:12px;margin-top:auto;padding-top:18px}
.article-shell{display:grid;grid-template-columns:minmax(0,800px) 280px;gap:28px;align-items:start}
.article-main{min-width:0}
.article-head{background:#fff;border:1px solid #e1e7f0;border-radius:22px;padding:32px;margin-bottom:20px}
.article-head h1{font-size:clamp(34px,4.8vw,55px);line-height:1.06;letter-spacing:-.042em;margin:16px 0 15px}
.article-lead{font-size:18px;line-height:1.65;color:#475569;margin:0}
.article-meta{display:flex;gap:18px;flex-wrap:wrap;border-top:1px solid #e5e7eb;margin-top:22px;padding-top:18px;color:#64748b;font-size:12.5px}
.article-hero{margin:0 0 22px;border-radius:20px;overflow:hidden;background:#dbe3ef;box-shadow:0 7px 24px rgba(15,23,42,.08)}
.article-hero img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.article-content{background:#fff;border:1px solid #e1e7f0;border-radius:22px;padding:34px;font-size:16px;line-height:1.75;color:#263244}
.article-content h2{font-size:27px;line-height:1.25;letter-spacing:-.025em;color:#0f172a;margin:43px 0 14px;scroll-margin-top:20px}
.article-content h2:first-child{margin-top:0}
.article-content p{margin:0 0 17px}
.article-content a{color:#4338ca;text-underline-offset:3px}
.article-note,.article-warning{border:1px solid #dbe3ef;border-radius:15px;padding:17px 19px;margin:18px 0 25px;background:#f8fafc}
.article-note-blue{background:#eef6ff;border-color:#bfdbfe}
.article-warning{background:#fff8e7;border-color:#f5d98b}
.article-note b,.article-warning b{display:block;font-size:14px;color:#172554;margin-bottom:4px}
.article-note p,.article-warning p{margin:0;font-size:14px;line-height:1.62;color:#475569}
.article-figure{margin:28px 0 30px}
.article-figure img{width:100%;height:auto;display:block;border-radius:15px;background:#edf2f7;border:1px solid #e2e8f0}
.article-figure figcaption{font-size:12.5px;line-height:1.55;color:#64748b;margin-top:9px}
.article-figure-side{float:right;width:47%;margin:5px 0 22px 25px}
.use-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0 24px}
.use-card{border:1px solid #e2e8f0;border-radius:13px;padding:15px 12px;text-align:center;background:#fbfdff}
.use-card span{font-size:28px;display:block;margin-bottom:7px}
.use-card b{display:block;font-size:13px;color:#172554}
.use-card p{font-size:12px;line-height:1.45;color:#64748b;margin:5px 0 0}
.article-steps{counter-reset:steps;list-style:none;padding:0;margin:18px 0 24px;display:grid;gap:10px}
.article-steps li{counter-increment:steps;position:relative;padding:14px 16px 14px 52px;background:#f8fafc;border:1px solid #e2e8f0;border-radius:13px}
.article-steps li:before{content:counter(steps);position:absolute;left:14px;top:13px;width:27px;height:27px;display:grid;place-items:center;border-radius:8px;background:#4f46e5;color:#fff;font-size:13px;font-weight:850}
.mistake-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:17px 0 25px}
.mistake-grid>div{background:#fff7f7;border:1px solid #fecaca;border-radius:12px;padding:14px 15px}
.mistake-grid b{font-size:14px;color:#991b1b}
.mistake-grid p{font-size:13px;line-height:1.5;color:#64748b;margin:4px 0 0}
.check-list{padding:0;list-style:none;margin:16px 0 25px;display:grid;gap:8px}
.check-list li{position:relative;padding:10px 12px 10px 39px;background:#f7fbf8;border:1px solid #d1e7d7;border-radius:11px}
.check-list li:before{content:'✓';position:absolute;left:13px;top:9px;color:#16a34a;font-weight:900}
.article-cta{margin:28px 0;background:linear-gradient(135deg,#eaf2ff,#eef2ff);border:1px solid #c7d2fe;border-radius:18px;padding:22px;display:flex;gap:20px;align-items:center}
.article-cta-icon{font-size:45px}
.article-cta-text{flex:1}.article-cta-text b{display:block;font-size:18px;color:#172554}.article-cta-text span{font-size:13px;color:#64748b}
.article-cta a{background:linear-gradient(135deg,#4f46e5,#6366f1);color:#fff!important;text-decoration:none;padding:12px 17px;border-radius:10px;font-size:13px;font-weight:800;white-space:nowrap}
.article-sources{border-top:1px solid #e2e8f0;margin-top:34px;padding-top:22px}
.article-sources h2{font-size:19px;margin:0 0 10px}
.article-sources ol{padding-left:20px;margin:0}.article-sources li{font-size:12.5px;line-height:1.55;color:#64748b;margin:6px 0}
.article-sidebar{position:sticky;top:18px;display:grid;gap:15px}
.side-box{background:#fff;border:1px solid #e1e7f0;border-radius:16px;padding:18px}
.side-box h3{font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:#64748b;margin:0 0 12px}
.side-box a{display:block;text-decoration:none;color:#172554;font-size:13.5px;font-weight:700;line-height:1.45;padding:9px 0;border-top:1px solid #edf1f5}
.side-box a:first-of-type{border-top:0}
.side-calc{background:linear-gradient(145deg,#172554,#3730a3);color:#fff}
.side-calc h3,.side-calc p{color:#dbeafe}.side-calc p{font-size:13px;line-height:1.55}
.side-calc>a{display:inline-flex;background:#fff;color:#3730a3;margin-top:8px;border:0;border-radius:10px;padding:11px 13px}
.related-articles{margin-top:26px}
.related-articles h2{font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:#64748b;margin-bottom:13px}
.blog-foot{margin-top:48px}
.guide-preview{margin:34px 0 0}
.guide-preview-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:14px}
.guide-preview-head h2{font-size:13px;font-weight:850;letter-spacing:.055em;text-transform:uppercase;color:#64748b;margin:0}
.guide-preview-head a{font-size:13px;text-decoration:none;color:#4338ca;font-weight:750}
.guide-preview-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.guide-mini{background:#fff;border:1px solid #e1e7f0;border-radius:15px;overflow:hidden;display:grid;grid-template-columns:150px 1fr;text-decoration:none;color:inherit;min-height:128px}
.guide-mini img{width:100%;height:100%;object-fit:cover;background:#e5e7eb}
.guide-mini>div{padding:15px}.guide-mini b{font-size:15px;line-height:1.35;display:block}.guide-mini p{font-size:12px;color:#64748b;line-height:1.45;margin:7px 0 0}
.guide-calc{margin-top:20px;background:#f6f8ff;border:1px solid #dbe2ff;border-radius:15px;padding:18px;display:flex;align-items:center;gap:15px}
.guide-calc span{font-size:34px}.guide-calc div{flex:1}.guide-calc b{display:block;font-size:16px}.guide-calc p{font-size:13px;color:#64748b;margin:3px 0 0}.guide-calc a{background:#4f46e5;color:#fff;text-decoration:none;border-radius:10px;padding:11px 14px;font-size:13px;font-weight:800}
@media(max-width:900px){.article-shell{grid-template-columns:1fr}.article-sidebar{position:static;grid-template-columns:repeat(2,1fr)}.blog-hub-hero{grid-template-columns:1fr}.blog-hub-icon{display:none}}
@media(max-width:760px){.blog-header{padding:13px 15px;gap:10px;flex-wrap:wrap}.blog-main-nav{order:3;width:100%;margin:0}.blog-main-nav a{flex:1;text-align:center}.blog-wrap{padding:12px 14px 0}.blog-hub-hero{padding:27px 22px;border-radius:18px}.blog-grid{grid-template-columns:1fr}.article-head,.article-content{padding:22px;border-radius:17px}.article-head h1{font-size:35px}.article-content{font-size:15px}.article-content h2{font-size:23px}.use-grid{grid-template-columns:repeat(2,1fr)}.mistake-grid{grid-template-columns:1fr}.article-figure-side{float:none;width:auto;margin:25px 0}.article-cta{align-items:flex-start;flex-wrap:wrap}.article-cta a{width:100%;text-align:center}.article-sidebar{grid-template-columns:1fr}.guide-preview-grid{grid-template-columns:1fr}.guide-mini{grid-template-columns:115px 1fr}.guide-calc{align-items:flex-start;flex-wrap:wrap}.guide-calc a{width:100%;text-align:center}.blog-foot{margin-top:30px}}

.top-guide{margin-left:auto;color:#4338ca;text-decoration:none;font-size:12.5px;font-weight:800;background:#fff;border:1px solid #e2e8f0;border-radius:9px;padding:7px 11px;white-space:nowrap}.top-guide:hover{border-color:#a5b4fc;background:#eef2ff}.blog-header .blog-brand{margin-right:0}@media(max-width:620px){.top-guide{order:3;width:100%;text-align:center;margin-left:0}}