:root{--font-base: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: "JetBrains Mono", Consolas, monospace;--text-dark: #1b1b1b;--text-medium: #333;--text-light: #555;--primary: #0056d2;--primary-hover: #003f9f;--bg: #eef1f5;--bg-light: #f7f9fc;--border: #e2e2e2;--radius: 6px;--max-width: 1080px;--heading-weight: 700;--body-weight: 400;--line-height: 1.7}body{margin:0;padding:0;min-width:320px;color:var(--text-dark);background:var(--bg);font-family:var(--font-base);line-height:var(--line-height);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-optical-sizing:auto}h1,h2,h3,h4,h5,h6{margin:0 0 .75rem;color:var(--text-dark);font-weight:var(--heading-weight);line-height:1.3}h1{font-size:2.2rem}h2{font-size:1.7rem}h3{font-size:1.35rem}p{margin:0 0 1rem;color:var(--text-medium)}strong{font-weight:600}ul,ol{margin:0 0 1rem 1.4rem;padding:0}a{font-weight:500;text-decoration:none;color:var(--primary)}a:hover{color:var(--primary-hover)}button,.btn{border-radius:var(--radius);border:1px solid var(--primary);padding:.6em 1.2em;font-family:inherit;font-size:1rem;cursor:pointer;background:var(--primary);color:#fff;transition:background .2s ease,border-color .2s ease}button:hover,.btn:hover{background:var(--primary-hover);border-color:var(--primary-hover)}button:focus-visible,.btn:focus-visible{outline:3px solid var(--primary-hover)}img{width:100%;display:block;border-radius:var(--radius)}.container{max-width:var(--max-width);margin:0 auto;padding:1rem}.section-light{background:var(--bg-light);padding:2rem 1rem;border:1px solid var(--border);border-width:1px 0}.card{border:1px solid var(--border);background:#fff;border-radius:var(--radius);padding:1rem}@media(max-width:600px){h1{font-size:1.8rem}h2{font-size:1.5rem}h3{font-size:1.25rem}.container{padding:.8rem}}.cta-btn,.cta-btn:hover{color:#fff!important;text-decoration:none!important}:root{--primary: #0056d2;--primary-dark: #003f9f;--primary-light: #eef2ff;--text-dark: #111;--text-gray: #555;--border-color: #e6e6e6}.navbar{width:100%;background:#fff;position:sticky;top:0;z-index:1000;box-shadow:0 2px 10px #00000014}.nav-container{max-width:1080px;margin:0 auto;padding:0 1.5rem}.nav-top{border-bottom:1px solid var(--border-color);background:#fff;position:relative;z-index:1001}.nav-top 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a:hover{background:var(--primary);color:#fff;transform:translate(5px)}.hamburger{display:none;flex-direction:column;justify-content:space-around;width:30px;height:24px;background:transparent;border:none;cursor:pointer;padding:0;z-index:1002;position:relative}.hamburger-line{width:100%;height:3px;background:#333;border-radius:3px;transition:all .3s ease;transform-origin:center}.hamburger.active .hamburger-line:nth-child(1){transform:rotate(45deg) translate(6px,6px)}.hamburger.active .hamburger-line:nth-child(2){opacity:0;transform:scaleX(0)}.hamburger.active .hamburger-line:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}.mobile-menu{display:none;position:fixed;inset:75px 0 0;background:#fff;padding:1rem;overflow-y:auto;transform:translate(100%);transition:transform .3s 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3rem}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:3rem}.footer-brand{max-width:320px}.footer-logo{display:flex;align-items:center;gap:10px;text-decoration:none;margin-bottom:1.2rem}.footer-logo-img{height:45px;width:45px;object-fit:contain}.footer-logo span{font-size:1.5rem;font-weight:700;color:#fff}.footer-description{color:#94a3b8;font-size:.95rem;line-height:1.7;margin:0 0 1.5rem}.footer-social{display:flex;gap:12px}.social-link{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--footer-bg-light);border-radius:10px;color:#94a3b8;transition:all .2s ease}.social-link:hover{background:var(--primary);color:#fff;transform:translateY(-3px)}.footer-column h4{color:#fff;font-size:1.1rem;font-weight:600;margin:0 0 1.2rem;position:relative;padding-bottom:.8rem}.footer-column h4:after{content:"";position:absolute;left:0;bottom:0;width:30px;height:3px;background:var(--primary);border-radius:2px}.footer-column 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span{font-size:.95rem;color:var(--text-dark)}.popular-text{display:flex;flex-direction:column}.popular-title{font-size:.95rem;font-weight:750;color:var(--text-dark);line-height:1.3}.popular-desc{font-size:.86rem;color:var(--text-light);line-height:1.35;margin-bottom:0}.post-card{display:flex;gap:1.3rem;padding:1.2rem;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:0 2px 6px #0000000d;transition:transform .15s ease,box-shadow .15s ease;margin-bottom:1.4rem}.post-card:hover{transform:translateY(-3px);box-shadow:0 6px 18px #00000014}.post-thumb{width:250px;height:180px;object-fit:cover;border-radius:10px}.post-info{flex:1}.post-title{font-size:1.3rem;margin-bottom:.5rem}.post-excerpt{font-size:.97rem;line-height:1.55;margin-bottom:.85rem;color:var(--text-light)}.read-more{font-weight:600;color:var(--primary)}@media(max-width:900px){.posts-layout{flex-direction:column}.post-thumb{width:100%;height:180px}}@media(max-width:600px){.post-card{flex-direction:column}}.sidebar-section h2{margin:0 0 1rem;font-size:1.25rem;font-weight:700;color:#1a1a1a}.sidebar-categories{display:flex;flex-wrap:wrap;gap:10px}.sidebar-category-item{display:inline-flex;align-items:center;gap:8px;padding:2px 8px;border-radius:50px;text-decoration:none;background:transparent;border:1.5px solid #3b82f6;transition:all .2s ease;white-space:nowrap}.sidebar-category-title{font-size:.7rem;font-weight:400;color:#3b82f6}.pagination{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:30px;padding:20px 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h1{font-size:2.4rem;margin-bottom:.6rem;line-height:1.2}.post-meta{color:var(--text-light);font-size:.95rem;margin-bottom:1.5rem}.post-banner{width:100%;border-radius:12px;margin:1.5rem 0}.post-content{font-family:var(--font-serif);font-size:1.11rem;line-height:1.5;color:var(--text-medium)}.post-content p{margin-bottom:1rem}.post-content h2{margin:2rem 0 1rem}.post-content h3{margin:1.6rem 0 .8rem}.welcome-note{background-color:#00409f15;padding:1rem;border-radius:10px;margin-bottom:1rem}.closing-note{background-color:#00409f15;padding:1rem;border-radius:10px}.post-faq{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--border)}.post-faq h2{margin-bottom:1.2rem}.faq-item{margin-bottom:1.5rem}.faq-item p{color:var(--text-light)}.right-sidebar{flex:1.3;display:flex;flex-direction:column;gap:1.5rem;position:sticky;top:90px}@media(max-width:900px){.post-layout{flex-direction:column}.right-sidebar{position:static}.post-article{padding:1.5rem}}.post-header__tags{margin-bottom:16px}.post-tags-section{margin-top:20px;padding:24px;border-radius:10px;border-left:4px solid #3b82f6;border-right:1px solid #00409f;border-top:1px solid #00409f;border-bottom:1px solid #00409f}.post-tags-section h3{margin:0 0 16px;font-size:1.1rem;color:#333}.right-sidebar{flex:1.3;display:flex;flex-direction:column;gap:1.5rem;position:sticky;top:160px}.related-posts-section{margin-top:48px;padding-top:32px;border-top:1px solid #e5e7eb}.related-posts-section h2{margin:0 0 24px;font-size:1.4rem;color:#1a1a1a}.related-posts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}.related-post-card{display:flex;flex-direction:column;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px #00000014;text-decoration:none;transition:transform .2s,box-shadow .2s}.related-post-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}.related-post-img{width:100%;height:140px;object-fit:cover}.related-post-content{padding:16px;display:flex;flex-direction:column;gap:8px}.related-post-content h4{margin:0;font-size:1rem;color:#1a1a1a;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.related-post-meta{font-size:.8rem;color:#888}.sidebar-section h2{margin:0 0 12px;font-size:1.25rem;color:#000}.sidebar-tags{gap:6px}.popular-item-tags{margin-top:6px}.popular-item-tags .post-tag--small{padding:2px 6px;font-size:.65rem}@media(max-width:768px){.related-posts-grid{grid-template-columns:1fr}.post-tags-section{padding:16px}.post-header__tags{margin-bottom:12px}.post-header__tags .post-tag{padding:4px 10px;font-size:.8rem}}.sidebar-section{background:#fff;border:1px solid var(--border);padding:1rem;border-radius:10px;box-shadow:0 2px 6px #0000000d}.sidebar-section h2{margin:0 0 .75rem;font-size:1.25rem;font-weight:700;color:#1a1a1a}.sidebar-categories{display:flex;flex-wrap:wrap;gap:8px}.sidebar-category-item{display:inline-flex;align-items:center;padding:5px 12px;border-radius:50px;text-decoration:none;background:transparent;border:1px solid #3b82f6;transition:all .2s ease;white-space:nowrap}.sidebar-category-item:hover{background:#3b82f610}.sidebar-category-title{font-size:.8rem;font-weight:400;color:#3b82f6}.app-layout{display:flex;gap:20px;width:100%;padding:20px;min-height:80vh}.main-content{flex:1}