@import url(https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap);:root{--ch-accent:#0f69e6;--ch-accent-dark:#0d5dcf;--ch-accent-light:#e8f1fd;--ch-accent-glow:rgba(15,105,230,.15);--ch-orange:#ff5500;--ch-success:#0ea472;--ch-danger:#e6241e;--ch-warning:#e88c0f;--ch-bg:#f7f8fa;--ch-bg-card:#ffffff;--ch-bg-dark:#0d1117;--ch-bg-dark2:#161b22;--ch-bg-muted:#f0f2f5;--ch-border:#e5e7eb;--ch-border-dark:#d1d5db;--ch-text:#1a1a2e;--ch-text-2:#3d3d5c;--ch-text-3:#6b7280;--ch-text-4:#9ca3af;--ch-font:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;--ch-max-w:1280px;--ch-gap:24px;--ch-radius:12px;--ch-radius-sm:8px;--ch-radius-xs:4px;--ch-header-h:60px;--ch-shadow-sm:0 2px 8px rgba(0,0,0,.07);--ch-shadow:0 4px 20px rgba(0,0,0,.09);--ch-shadow-lg:0 12px 40px rgba(0,0,0,.13);--ch-shadow-xl:0 24px 64px rgba(0,0,0,.18);--ch-t:.18s cubic-bezier(.4,0,.2,1)}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--ch-font);font-size:1rem;line-height:1.65;color:var(--ch-text);background:var(--ch-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}img,video,svg{max-width:100%;height:auto;display:block}a{color:var(--ch-accent);text-decoration:none;transition:color var(--ch-t)}a:hover{color:var(--ch-accent-dark)}a:focus-visible{outline:2px solid var(--ch-accent);outline-offset:3px;border-radius:3px}ul,ol{padding-left:1.5rem}input,button,textarea,select{font-family:inherit;font-size:inherit}button{cursor:pointer;border:none;background:none}p{margin-bottom:1.25rem}p:last-child{margin-bottom:0}h1,h2,h3,h4,h5,h6{font-family:var(--ch-font);font-weight:700;line-height:1.2;color:var(--ch-text);letter-spacing:-.02em}h1{font-size:clamp(1.75rem, 4vw, 2.75rem)}h2{font-size:clamp(1.35rem, 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img{height:34px;width:auto;display:block}.site-logo-text{font-size:1.22rem;font-weight:900;color:var(--ch-text);letter-spacing:-.05em;line-height:1;text-decoration:none;display:inline-flex;align-items:center;white-space:nowrap}.site-logo-text span{color:var(--ch-accent)}.primary-nav{flex:1;min-width:0;display:flex;overflow:hidden}.primary-nav .menu{display:flex;align-items:center;list-style:none;padding:0;margin:0;flex-wrap:nowrap}.primary-nav .menu>.menu-item>a{display:flex;align-items:center;height:var(--ch-header-h);padding:0 12px;font-size:.75rem;font-weight:700;color:var(--ch-text-2);text-transform:uppercase;letter-spacing:.025em;border-bottom:3px solid #fff0;transition:all var(--ch-t);white-space:nowrap}.primary-nav .menu>.menu-item>a:hover,.primary-nav .menu>.current-menu-item>a,.primary-nav .menu>.current-menu-ancestor>a{color:var(--ch-text);border-bottom-color:var(--ch-accent)}.primary-nav .menu-item{position:relative}.primary-nav 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a:hover{color:var(--ch-accent);background:var(--ch-accent-light);padding-left:22px}.header-actions{display:flex;align-items:center;gap:6px;margin-left:auto;flex-shrink:0}.header-search-btn{padding:8px;border-radius:var(--ch-radius-sm);color:var(--ch-text-3);display:flex;align-items:center;justify-content:center;transition:all var(--ch-t);line-height:0}.header-search-btn:hover{background:var(--ch-bg-muted);color:var(--ch-text)}.btn-cta{display:inline-flex;align-items:center;gap:6px;background:var(--ch-accent);color:#fff!important;padding:8px 16px;border-radius:6px;font-size:.73rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;transition:all var(--ch-t);white-space:nowrap;line-height:1}.btn-cta:hover{background:var(--ch-accent-dark);color:#fff!important;transform:translateY(-1px);box-shadow:0 4px 16px rgb(15 105 230 / 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20px;font-size:.8rem;font-weight:700;color:var(--ch-text-2);text-transform:uppercase;letter-spacing:.04em;transition:all var(--ch-t)}.mobile-nav a:hover{color:var(--ch-accent);background:var(--ch-accent-light);padding-left:26px}.mobile-nav .current-menu-item>a{color:var(--ch-accent)}.mobile-nav .sub-menu{list-style:none;padding:0;margin:0;background:var(--ch-bg-muted);display:none}.mobile-nav .menu-item-has-children>a::after{content:' ›';opacity:.5;font-weight:400}.mobile-nav .sub-menu a{font-size:.82rem;padding-left:36px;text-transform:none;letter-spacing:0;font-weight:500}.mobile-nav>div[style]{padding:16px 20px}.mobile-nav .btn-cta{width:100%;justify-content:center;margin-top:8px}.search-overlay{position:fixed;inset:0;background:rgb(13 17 23 / .97);z-index:1100;display:flex;align-items:flex-start;justify-content:center;padding:12vh 20px 0;opacity:0;visibility:hidden;transition:opacity var(--ch-t),visibility 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button[type="submit"]:hover{color:#fff}.search-overlay p{margin-top:14px;font-size:.75rem;color:rgb(255 255 255 / .25)}.search-close{position:absolute;top:20px;right:20px;display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:rgb(255 255 255 / .08);color:rgb(255 255 255 / .7);font-size:1rem;transition:all var(--ch-t);cursor:pointer}.search-close:hover{background:var(--ch-danger);color:#fff}.category-strip{background:var(--ch-bg-dark);border-bottom:1px solid rgb(255 255 255 / .06);overflow:hidden}.category-strip-inner{display:flex;align-items:center;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;white-space:nowrap}.category-strip-inner::-webkit-scrollbar{display:none}.category-strip .strip-label{background:var(--ch-orange);color:#fff;font-size:.65rem;font-weight:800;padding:10px 14px;text-transform:uppercase;letter-spacing:.1em;white-space:nowrap;flex-shrink:0;border-right:1px solid rgb(255 255 255 / .1)}.category-strip a{display:inline-flex;align-items:center;padding:10px 14px;font-size:.7rem;font-weight:600;color:rgb(255 255 255 / .48);text-transform:uppercase;letter-spacing:.05em;white-space:nowrap;border-right:1px solid rgb(255 255 255 / .06);transition:all var(--ch-t)}.category-strip a:hover,.category-strip a.active{color:#fff;background:rgb(255 255 255 / .07)}.hero-section{background:var(--ch-bg-dark);padding:24px 0}.hero-grid{display:grid;grid-template-columns:1fr 320px;gap:14px;align-items:stretch}.hero-main{position:relative;border-radius:var(--ch-radius);overflow:hidden;background:var(--ch-bg-dark2);min-height:400px;display:flex}.hero-main-img{position:absolute;inset:0}.hero-main-img img{width:100%;height:100%;object-fit:cover;opacity:.65;transition:transform .6s ease,opacity .3s}.hero-main-img a{position:absolute;inset:0;display:block}.hero-main:hover .hero-main-img 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.62);line-height:1.55;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.hero-main-meta{display:flex;align-items:center;gap:8px;font-size:.76rem;color:rgb(255 255 255 / .52);flex-wrap:wrap}.hero-main-meta img{width:24px;height:24px;border-radius:50%;border:2px solid rgb(255 255 255 / .3)}.hero-stack{display:flex;flex-direction:column;gap:6px}.hero-stack-item{flex:1;position:relative;overflow:hidden;border-radius:var(--ch-radius-sm);background:var(--ch-bg-dark2);min-height:120px;display:flex}.hero-stack-item img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;transition:opacity var(--ch-t),transform .4s ease}.hero-stack-item:hover img{opacity:.72;transform:scale(1.04)}.hero-stack-overlay{position:relative;z-index:1;display:flex;flex-direction:column;justify-content:flex-end;padding:14px 16px;width:100%;background:linear-gradient(to top,rgb(0 0 0 / .88) 0%,rgb(0 0 0 / .35) 60%,transparent 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var(--ch-t);display:flex;flex-direction:column;height:100%}.post-card:hover{transform:translateY(-3px);box-shadow:var(--ch-shadow-lg);border-color:#fff0}.post-card-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--ch-bg-muted);flex-shrink:0}.post-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}.post-card:hover .post-card-thumb img{transform:scale(1.06)}.post-card-thumb-placeholder{width:100%;height:100%;min-height:160px;background:linear-gradient(135deg,var(--ch-bg-dark) 0%,var(--ch-bg-dark2) 100%);display:flex;align-items:center;justify-content:center}.post-card-thumb-placeholder svg{opacity:.1}.post-card-cat{position:absolute;top:10px;left:10px;z-index:2;background:var(--ch-accent);color:#fff;font-size:.6rem;font-weight:800;padding:3px 8px;border-radius:var(--ch-radius-xs);text-transform:uppercase;letter-spacing:.06em}.post-card-cat:hover{background:var(--ch-accent-dark);color:#fff}.post-card-body{padding:16px 18px;flex:1;display:flex;flex-direction:column}.post-card-title{font-size:.92rem;font-weight:700;line-height:1.38;margin-bottom:8px;color:var(--ch-text);letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.post-card-title a{color:inherit}.post-card-title a:hover{color:var(--ch-accent)}.post-card-excerpt{font-size:.81rem;color:var(--ch-text-3);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px;flex:1}.post-card-meta{display:flex;align-items:center;gap:6px;font-size:.73rem;color:var(--ch-text-4);padding-top:10px;border-top:1px solid var(--ch-bg-muted);margin-top:auto;flex-wrap:wrap}.post-card-meta .avatar{width:20px;height:20px;border-radius:50%;object-fit:cover;flex-shrink:0}.post-card-meta .author{font-weight:600;color:var(--ch-text-3)}.post-card-meta .sep{opacity:.4}.single-article{min-width:0}.article-header{margin-bottom:24px}.article-cats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.article-cat{display:inline-flex;align-items:center;background:var(--ch-accent-light);color:var(--ch-accent);font-size:.66rem;font-weight:800;padding:4px 10px;border-radius:var(--ch-radius-xs);text-transform:uppercase;letter-spacing:.08em;transition:all var(--ch-t)}.article-cat:hover{background:var(--ch-accent);color:#fff}.article-title{font-size:clamp(1.55rem, 4vw, 2.5rem);line-height:1.15;letter-spacing:-.03em;color:var(--ch-text);margin-bottom:16px;font-weight:800}.article-dek{font-size:1.05rem;line-height:1.6;color:var(--ch-text-3);margin-bottom:20px}.article-byline{display:flex;align-items:center;flex-wrap:wrap;gap:12px;padding:14px 0;border-top:1px solid var(--ch-border);border-bottom:1px solid var(--ch-border);margin-bottom:24px}.byline-avatar{width:38px;height:38px;border-radius:50%;object-fit:cover;flex-shrink:0}.byline-info{flex:1;min-width:0}.byline-name{font-weight:700;font-size:.86rem;color:var(--ch-text);display:block;text-decoration:none;margin-bottom:2px}.byline-name:hover{color:var(--ch-accent)}.byline-meta{font-size:.74rem;color:var(--ch-text-3)}.byline-meta span{margin-right:8px}.article-share{display:flex;align-items:center;gap:5px;margin-left:auto;flex-shrink:0}.share-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;border:1px solid var(--ch-border-dark);color:var(--ch-text-3);background:#fff;cursor:pointer;transition:all var(--ch-t);text-decoration:none;line-height:0}.share-btn:hover{border-color:var(--ch-accent);color:var(--ch-accent);background:var(--ch-accent-light)}.share-btn.twitter:hover{border-color:#1da1f2;color:#1da1f2;background:#e8f5fd}.share-btn.facebook:hover{border-color:#1877f2;color:#1877f2;background:#e7f0fd}.share-btn.linkedin:hover{border-color:#0a66c2;color:#0a66c2;background:#e8f3fc}.ad-below-content{margin:24px 0}.article-featured-img{border-radius:var(--ch-radius);overflow:hidden;margin-bottom:28px;background:var(--ch-bg-muted)}.article-featured-img img{width:100%;height:auto;display:block}.article-featured-img figcaption{font-size:.76rem;color:var(--ch-text-3);padding:7px 12px;text-align:center;font-style:italic;background:var(--ch-bg-muted)}#toc-auto,.toc-box{background:var(--ch-bg-muted);border:1px solid var(--ch-border);border-left:4px solid var(--ch-accent);border-radius:var(--ch-radius);padding:18px 22px;margin:24px 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