:root{--blue:#0756c9;--dark:#152033;--green:#10a653;--light:#f6f9fd;--muted:#667085;--border:#e4e9f0}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;color:#283344;line-height:1.78;background:#fff}a{text-decoration:none;color:inherit}.wrap{width:92%;max-width:1180px;margin:auto}header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--border)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between}.logo{font-size:27px;font-weight:800;color:var(--blue)}.logo span{color:var(--green)}nav{display:flex;gap:25px;align-items:center}nav a{font-size:14px;font-weight:600;color:#333}nav a:hover{color:var(--blue)}.navbtn{background:var(--blue);color:#fff;padding:10px 17px;border-radius:5px}.crumb{background:var(--light);padding:12px 0;font-size:13px;color:#718096}.crumb a{color:var(--blue)}.hero{padding:58px 0 38px}.badge{display:inline-block;background:#eaf2ff;color:var(--blue);padding:6px 13px;border-radius:20px;font-size:12px;font-weight:800;text-transform:uppercase}h1{font-size:44px;line-height:1.18;color:var(--dark);max-width:950px;margin:16px 0}.intro{font-size:18px;color:var(--muted);max-width:900px}.meta{display:flex;gap:20px;flex-wrap:wrap;color:#748094;font-size:13px;margin-top:18px}.meta i{color:var(--blue)}.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:55px;align-items:start}.content{font-size:16px}.content h2{font-size:29px;line-height:1.3;color:var(--dark);margin:46px 0 15px}.content h3{font-size:21px;color:var(--dark);margin:30px 0 10px}.content p{margin:0 0 18px}.content li{margin:7px 0}.toc,.quick,.note{background:#f7faff;border:1px solid #e2eaf6;border-radius:9px;padding:23px 26px;margin:25px 0 34px}.quick{border-left:5px solid var(--blue)}.quick h3,.toc h3,.note h3{margin:0 0 10px;color:var(--blue);font-size:19px}.toc ol{margin:0;padding-left:22px}.toc a{color:var(--blue)}.diagram{background:#101827;color:#fff;border-radius:10px;padding:27px;margin:28px 0;text-align:center;overflow:auto}.flow{display:flex;align-items:center;justify-content:center;gap:9px;flex-wrap:wrap}.box{background:#213149;border:1px solid #40536d;padding:13px 17px;border-radius:6px;font-size:13px}.arrow{color:#65e6a1;font-size:20px}.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin:22px 0}.card{border:1px solid var(--border);border-radius:8px;padding:18px}.card strong{display:block;color:var(--dark);margin-bottom:5px}.check{color:var(--green);margin-right:7px}table{width:100%;border-collapse:collapse;margin:25px 0;font-size:14px}th{background:var(--blue);color:#fff;text-align:left;padding:12px}td{padding:12px;border:1px solid var(--border)}tr:nth-child(even){background:#fafbfd}.cta{background:linear-gradient(135deg,#0756c9,#073d91);color:#fff;border-radius:11px;padding:34px;margin:45px 0}.cta h2{color:#fff!important;margin:0 0 10px!important}.cta p{color:#e4edff}.btn{display:inline-block;background:#fff;color:var(--blue);padding:11px 20px;border-radius:5px;font-weight:800}.faq{border-bottom:1px solid var(--border);padding:18px 0}.faq b{color:var(--dark)}.sidebar{position:sticky;top:95px}.side{border:1px solid var(--border);border-radius:9px;padding:22px;margin-bottom:22px}.side h3{margin:0 0 13px;font-size:18px;color:var(--dark)}.side ul{list-style:none;padding:0;margin:0}.side li{border-bottom:1px solid #edf0f4;padding:9px 0;font-size:13px}.side li:last-child{border:0}.side a{color:#4d596a}.side a:hover{color:var(--blue)}.share{display:flex;gap:8px}.share a{width:36px;height:36px;background:#f0f3f7;border-radius:5px;display:flex;align-items:center;justify-content:center;color:var(--blue)}.related{background:var(--light);padding:55px 0;margin-top:55px}.related h2{text-align:center;color:var(--dark)}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.related-card{background:#fff;border:1px solid var(--border);border-radius:8px;padding:20px}.related-card h3{font-size:17px;margin:0 0 8px;color:var(--dark)}.related-card p{font-size:13px;color:var(--muted)}.pager{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:40px 0}.pager a{border:1px solid var(--border);border-radius:8px;padding:18px}.pager small{display:block;color:#7a8492;text-transform:uppercase}.pager b{color:var(--dark)}footer{background:#101827;color:#cbd2dc;padding:48px 0 18px}.footgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}.foot h3{color:#fff;font-size:15px}.foot ul{list-style:none;padding:0}.foot li{margin:7px 0;font-size:13px}.foot a{color:#b4bdc9}.copy{border-top:1px solid #2a3545;margin-top:30px;padding-top:17px;text-align:center;font-size:12px;color:#8993a3}.whatsapp{position:fixed;right:20px;bottom:20px;width:54px;height:54px;background:#25d366;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:27px;box-shadow:0 5px 18px #0003}@media(max-width:900px){nav{display:none}.layout{grid-template-columns:1fr}.sidebar{position:static}.related-grid{grid-template-columns:1fr 1fr}.footgrid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.wrap{width:94%}h1{font-size:31px}.intro{font-size:16px}.content{font-size:15px}.cards,.related-grid,.pager,.footgrid{grid-template-columns:1fr}.flow{flex-direction:column}.arrow{transform:rotate(90deg)}}