:root{--kb-primary:#0057ff;--kb-primary-dark:#0046cc;--kb-ink:#0b0f19;--kb-muted:#5b6574;--kb-line:#e7ecf5;--kb-soft:#f6f8ff;--kb-grad:linear-gradient(135deg, #0057ff 0%, #3b82f6 55%, #22b8e8 100%);--kb-grad-soft:linear-gradient(135deg, #e8f0ff 0%, #eef6ff 100%);--kb-radius:18px;--kb-shadow:0 8px 30px #0057ff14;--kb-shadow-lg:0 24px 60px #0b0f191f}@keyframes kb-fade-up{0%{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}@keyframes kb-float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes kb-pulse{0%,to{opacity:.35;transform:scale(1)}50%{opacity:.7;transform:scale(1.08)}}.kb-anim{animation:.7s cubic-bezier(.2,.7,.3,1) both kb-fade-up}.kb-anim-1{animation-delay:50ms}.kb-anim-2{animation-delay:.15s}.kb-anim-3{animation-delay:.25s}.kb-hero{background:radial-gradient(1200px 600px at 85% -10%, #0057ff1f, transparent 60%), radial-gradient(900px 500px at -10% 110%, #22b8e824, transparent 55%), linear-gradient(180deg, var(--bg-blue), #fff 90%);padding:72px 0 84px;position:relative;overflow:hidden}.kb-hero-glow{filter:blur(60px);pointer-events:none;border-radius:50%;position:absolute}.kb-hero-glow-1{background:#0057ff24;width:420px;height:420px;animation:9s ease-in-out infinite kb-pulse;top:-120px;right:8%}.kb-hero-glow-2{background:#22b8e829;width:320px;height:320px;animation:12s ease-in-out infinite kb-pulse;bottom:-140px;left:4%}.kb-hero .hero-grid{z-index:1;align-items:center;position:relative}.kb-hero .hero-content h1{letter-spacing:-1px;font-size:clamp(2.6rem,5.2vw,4rem);line-height:1.05}.kb-gradient-text{background:var(--kb-grad);color:#0000;-webkit-background-clip:text;background-clip:text}.kb-hero .hero-desc{max-width:540px;font-size:1.08rem;line-height:1.7}.kb-search{border:1.5px solid var(--kb-line);max-width:540px;box-shadow:var(--kb-shadow);background:#fff;border-radius:16px;align-items:center;gap:10px;margin:30px 0 16px;padding:7px 7px 7px 18px;transition:all .25s;display:flex}.kb-search:focus-within{border-color:var(--kb-primary);transform:translateY(-1px);box-shadow:0 0 0 5px #0057ff1f}.kb-search>i{color:var(--text-muted);font-size:1rem}.kb-search input{color:var(--text);background:0 0;border:0;outline:0;flex:1;min-width:0;font:500 .98rem DM Sans,sans-serif}.kb-search .btn{border-radius:12px;padding:13px 24px}.kb-popular{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:6px;display:flex}.kb-popular>span{color:var(--text-secondary);font-size:.83rem;font-weight:700}.kb-popular a{border:1px solid var(--kb-line);color:var(--kb-muted);background:#fff;border-radius:999px;padding:7px 15px;font-size:.78rem;font-weight:700;text-decoration:none;transition:all .2s}.kb-popular a:hover{background:var(--kb-primary);color:#fff;border-color:var(--kb-primary);transform:translateY(-2px);box-shadow:0 6px 16px #0057ff47}.kb-hero-visual{min-height:440px;position:relative}.kb-card{color:#fff;background:linear-gradient(150deg,#0057ff 0%,#2f7dff 55%,#19b7e8 100%);border-radius:28px;max-width:400px;margin-left:auto;padding:38px 34px;position:relative;overflow:hidden;box-shadow:0 34px 70px -20px #0057ff80}.kb-card:after{content:"";background:#ffffff1a;border-radius:50%;width:260px;height:260px;position:absolute;top:-90px;right:-80px}.kb-card:before{content:"";background:#ffffff12;border-radius:50%;width:180px;height:180px;position:absolute;bottom:-60px;left:-40px}.kb-card-title{letter-spacing:.4px;text-transform:uppercase;z-index:1;margin-bottom:22px;font-family:Outfit,sans-serif;font-size:1.6rem;font-weight:800;line-height:1.15;position:relative}.kb-card-title span{color:#bff0ff}.kb-card-list{z-index:1;flex-direction:column;gap:13px;margin:0;padding:0;list-style:none;display:flex;position:relative}.kb-card-list li{color:#f2f8ff;align-items:center;gap:11px;font-size:.93rem;font-weight:500;display:flex}.kb-card-list li i{color:#7dffc4;font-size:1.05rem}.kb-card-bulb{z-index:1;background:#ffffff2e;border-radius:50%;place-items:center;width:46px;height:46px;font-size:1.3rem;display:grid;position:absolute;top:22px;right:24px}.kb-card-stat{z-index:1;background:#ffffff24;border:1px solid #ffffff38;border-radius:14px;align-items:baseline;gap:10px;margin-top:24px;padding:16px 18px;display:flex;position:relative}.kb-card-stat strong{font-family:Outfit,sans-serif;font-size:1.7rem;font-weight:800}.kb-card-stat span{color:#dcecff;font-size:.8rem}.kb-chip{border:1px solid var(--kb-line);color:var(--kb-ink);background:#fff;border-radius:14px;align-items:center;gap:9px;padding:12px 18px;font-size:.84rem;font-weight:700;animation:5s ease-in-out infinite kb-float;display:inline-flex;position:absolute;box-shadow:0 12px 34px #0b0f1924}.kb-chip i{color:var(--kb-primary);font-size:.95rem}.kb-chip-guides{top:8px;left:12px}.kb-chip-tutorials{animation-delay:.6s;bottom:96px;left:26px}.kb-chip-solutions{animation-delay:1.2s;bottom:10px;left:-8px}.kb-slogan{text-align:right;color:#1265ffb3;z-index:1;font-family:Dancing Script,cursive;font-size:1.55rem;line-height:1.15;position:absolute;bottom:24px;right:4px}.kb-slogan b{color:var(--kb-primary);font-family:Dancing Script,cursive;font-weight:700}.kb-trust{background:var(--kb-soft);border-top:1px solid var(--kb-line);border-bottom:1px solid var(--kb-line)}.kb-trust-inner{grid-template-columns:repeat(4,1fr);gap:18px;padding:30px 0;display:grid}.kb-trust-item{border-radius:14px;align-items:center;gap:15px;padding:10px 12px;transition:all .25s;display:flex}.kb-trust-item:hover{box-shadow:var(--kb-shadow);background:#fff}.kb-trust-icon{background:var(--kb-grad);color:#fff;border-radius:14px;flex-shrink:0;place-items:center;width:50px;height:50px;font-size:1.2rem;display:grid;box-shadow:0 8px 20px #0057ff47}.kb-trust-item strong{color:var(--text-primary);font-family:Outfit,sans-serif;font-size:1.1rem;font-weight:800;line-height:1.2;display:block}.kb-trust-item small{color:var(--text-muted);font-size:.8rem}.kb-section{padding:clamp(52px,6vw,84px) 0}.kb-categories-section{background:linear-gradient(180deg, #fff 0%, var(--kb-soft) 100%)}.kb-articles-section{background:var(--kb-soft);border-top:1px solid var(--kb-line);border-bottom:1px solid var(--kb-line)}.kb-section-heading{justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:36px;display:flex}.kb-sec-head-left{align-items:flex-start;gap:18px;display:flex}.kb-sec-icon{background:var(--kb-grad);color:#fff;border-radius:16px;flex-shrink:0;place-items:center;width:56px;height:56px;font-size:1.35rem;display:grid;position:relative;box-shadow:0 12px 28px #0057ff52}.kb-sec-icon:after{content:"";border:2px solid #0057ff2e;border-radius:20px;animation:4s ease-in-out infinite kb-pulse;position:absolute;inset:-5px}.kb-section-heading h2{color:var(--text-primary);letter-spacing:-.6px;margin-top:8px;font-family:Outfit,sans-serif;font-size:clamp(1.7rem,3vw,2.3rem);font-weight:800}.kb-section-heading p{color:var(--text-secondary);margin-top:8px;font-size:.98rem}.kb-category-grid{grid-template-columns:repeat(3,1fr);gap:22px;display:grid}.kb-category{border:1.5px solid var(--kb-line);background:#fff;border-radius:20px;flex-direction:column;gap:14px;padding:26px 24px;text-decoration:none;transition:all .3s cubic-bezier(.2,.7,.3,1);display:flex;position:relative;overflow:hidden}.kb-category:before{content:"";background:var(--cat-accent,var(--kb-grad));opacity:0;height:4px;transition:opacity .3s;position:absolute;inset:0 0 auto}.kb-category:after{content:"";background:radial-gradient(circle, color-mix(in srgb, var(--cat-accent,#0057ff) 10%, transparent), transparent 70%);border-radius:50%;width:140px;height:140px;transition:transform .4s;position:absolute;top:-50px;right:-50px}.kb-category:hover{box-shadow:var(--kb-shadow-lg);border-color:#0000;transform:translateY(-6px)}.kb-category:hover:before{opacity:1}.kb-category:hover:after{transform:scale(1.6)}.kb-cat-icon{color:#fff;border-radius:15px;place-items:center;width:52px;height:52px;margin-bottom:4px;font-size:1.25rem;transition:transform .3s;display:grid}.kb-category:hover .kb-cat-icon{transform:scale(1.1)rotate(-4deg)}.kb-cat-body h3{color:var(--text-primary);margin:0;font-family:Outfit,sans-serif;font-size:1.1rem;font-weight:800}.kb-cat-body p{color:var(--text-secondary);margin:6px 0 0;font-size:.88rem;line-height:1.55}.kb-cat-count{color:var(--cat-accent,var(--kb-primary));align-items:center;gap:8px;margin-top:auto;font-size:.84rem;font-weight:800;display:inline-flex}.kb-cat-count i{font-size:.72rem;transition:transform .25s}.kb-category:hover .kb-cat-count i{transform:translate(4px)}.kb-article-grid{grid-template-columns:repeat(2,1fr);gap:22px;display:grid}.kb-article{border:1.5px solid var(--kb-line);background:#fff;border-radius:20px;flex-direction:column;gap:9px;padding:26px 24px;text-decoration:none;transition:all .3s cubic-bezier(.2,.7,.3,1);display:flex;position:relative;overflow:hidden}.kb-article:after{content:"";background:radial-gradient(circle,#0057ff14,#0000 70%);border-radius:50%;width:130px;height:130px;transition:transform .4s;position:absolute;top:-40px;right:-40px}.kb-article:hover{box-shadow:var(--kb-shadow-lg);border-color:#0000;transform:translateY(-6px)}.kb-article:hover:after{transform:scale(1.6)}.kb-article-top{justify-content:space-between;align-items:center;margin-bottom:4px;display:flex}.kb-article-icon{color:#fff;border-radius:14px;place-items:center;width:50px;height:50px;font-size:1.2rem;transition:transform .3s;display:grid}.kb-article:hover .kb-article-icon{transform:scale(1.08)rotate(-4deg)}.kb-article-cat{letter-spacing:.3px;text-transform:uppercase;color:var(--kb-primary);background:var(--kb-grad-soft);border-radius:999px;padding:6px 12px;font-size:.74rem;font-weight:800}.kb-article h3{color:var(--text-primary);margin:0;font-family:Outfit,sans-serif;font-size:1.05rem;font-weight:800;line-height:1.3}.kb-article p{color:var(--text-secondary);flex:1;margin:0;font-size:.88rem;line-height:1.6}.kb-article small{color:var(--text-muted);align-items:center;gap:4px;margin-top:12px;font-size:.78rem;font-weight:600;display:flex}.kb-article small i{color:var(--kb-primary)}.kb-article small b{color:#fff;background:var(--kb-grad);border-radius:50%;place-items:center;width:32px;height:32px;margin-left:auto;font-size:.8rem;transition:transform .25s;display:grid;box-shadow:0 6px 14px #0057ff4d}.kb-article:hover small b{transform:translate(3px)}.kb-category-page .kb-category-hero{background:var(--kb-grad-soft);border:1.5px solid var(--kb-line);border-radius:24px;margin-bottom:40px;padding:40px 38px;position:relative;overflow:hidden}.kb-category-hero:after{content:"";background:radial-gradient(circle,#0057ff1f,#0000 70%);border-radius:50%;width:300px;height:300px;position:absolute;top:-80px;right:-60px}.kb-category-hero .kb-cat-icon{width:64px;height:64px;font-size:1.6rem}.kb-category-hero h2{letter-spacing:-.6px;color:var(--text-primary);margin:14px 0 8px;font-family:Outfit,sans-serif;font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:800}.kb-category-hero p{color:var(--text-secondary);max-width:640px;font-size:1.02rem;line-height:1.6}.kb-breadcrumb{color:var(--text-secondary);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:26px;font-size:.88rem;display:flex}.kb-breadcrumb a{color:var(--kb-primary);font-weight:600;text-decoration:none}.kb-breadcrumb a:hover{text-decoration:underline}.kb-breadcrumb span{color:var(--text-muted)}.kb-list{flex-direction:column;gap:14px;display:flex}.kb-list-item{border:1.5px solid var(--kb-line);color:inherit;background:#fff;border-radius:16px;align-items:center;gap:18px;padding:20px 22px;text-decoration:none;transition:all .25s;display:flex}.kb-list-item:hover{box-shadow:var(--kb-shadow-lg);border-color:#0000;transform:translateY(-3px)}.kb-list-item-icon{background:var(--kb-grad);color:#fff;border-radius:14px;flex-shrink:0;place-items:center;width:48px;height:48px;font-size:1.1rem;display:grid;box-shadow:0 8px 20px #0057ff40}.kb-list-item-content h3{color:var(--text-primary);margin:0 0 3px;font-family:Outfit,sans-serif;font-size:1rem;font-weight:700}.kb-list-item-content p{color:var(--text-secondary);margin:0;font-size:.86rem;line-height:1.5}.kb-list-item-content small{color:var(--text-muted);margin-top:5px;font-size:.77rem;display:block}.kb-article-page{max-width:860px;margin:0 auto}.kb-article-head{padding-bottom:26px}.kb-article-cat{background:var(--kb-grad-soft);color:var(--kb-primary);border-radius:999px;align-items:center;gap:8px;margin-bottom:16px;padding:7px 15px;font-size:.8rem;font-weight:800;display:inline-flex}.kb-article-head h1{letter-spacing:-.7px;color:var(--text-primary);margin:0 0 16px;font-family:Outfit,sans-serif;font-size:clamp(1.9rem,4vw,2.8rem);font-weight:800;line-height:1.15}.kb-article-meta{color:var(--text-muted);flex-wrap:wrap;align-items:center;gap:18px;margin-bottom:8px;font-size:.87rem;display:flex}.kb-article-meta a{color:var(--kb-primary);font-weight:600}.kb-article-meta i{margin-right:5px}.kb-article-summary{color:var(--text-secondary);border-left:4px solid var(--kb-primary);background:linear-gradient(90deg, var(--kb-grad-soft), transparent);margin:8px 0 0;padding:6px 0 6px 18px;font-size:1.1rem;line-height:1.65}.kb-article-body{border:1.5px solid var(--kb-line);box-shadow:var(--kb-shadow);color:var(--text);background:#fff;border-radius:22px;margin-top:30px;padding:clamp(26px,4vw,46px);font-size:1.04rem;line-height:1.85}.kb-article-body .kb-rich-heading{color:var(--text-primary);letter-spacing:-.3px;margin:2.2em 0 .7em;padding-bottom:10px;font-family:Outfit,sans-serif;font-size:1.28rem;font-weight:800;position:relative}.kb-article-body .kb-rich-heading:first-child{margin-top:0}.kb-article-body .kb-rich-heading:after{content:"";background:var(--kb-grad);border-radius:999px;width:56px;height:4px;position:absolute;bottom:0;left:0}.kb-article-body .kb-rich-paragraph{margin:0 0 1.15em}.kb-article-body .kb-rich-paragraph:last-child{margin-bottom:0}.kb-article-body .kb-rich-list{margin:0 0 1.15em;padding-left:1.4em}.kb-article-body .kb-rich-list:last-child{margin-bottom:0}.kb-article-body .kb-rich-list li{margin:0 0 .55em}.kb-article-body .kb-rich-list li:last-child{margin-bottom:0}.kb-article-body ol.kb-rich-list li{margin-left:0;padding-left:.4em}.kb-article-body ol.kb-rich-list li::marker{color:var(--kb-primary);font-weight:800}.kb-article-body ul.kb-rich-list li::marker{color:var(--kb-primary)}.kb-article-body .kb-rich-paragraph strong{color:var(--kb-primary-dark)}.kb-article-body p{margin:0 0 1.1em}.kb-article-body p:last-child{margin-bottom:0}.kb-article-body strong{color:var(--kb-primary-dark)}.kb-related{border:1.5px solid var(--kb-line);box-shadow:var(--kb-shadow);background:#fff;border-radius:20px;margin-top:30px;padding:26px}.kb-related h3{color:var(--text-primary);margin:0 0 16px;font-family:Outfit,sans-serif;font-size:1.1rem;font-weight:800}.kb-related-grid{grid-template-columns:repeat(2,1fr);gap:14px;display:grid}.kb-related a{background:var(--kb-soft);border:1px solid var(--kb-line);color:var(--text-primary);border-radius:14px;align-items:center;gap:12px;padding:14px 16px;font-size:.9rem;font-weight:700;text-decoration:none;transition:all .25s;display:flex}.kb-related a i{color:var(--kb-primary)}.kb-related a:hover{background:var(--kb-grad);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px #0057ff4d}.kb-related a:hover i{color:#fff}.kb-vote{background:var(--kb-grad);text-align:center;color:#fff;border-radius:20px;margin-top:30px;padding:32px;position:relative;overflow:hidden}.kb-vote:after{content:"";background:#ffffff1a;border-radius:50%;width:200px;height:200px;position:absolute;top:-70px;right:-50px}.kb-vote h3{color:#fff;z-index:1;margin:0 0 8px;font-family:Outfit,sans-serif;font-size:1.2rem;font-weight:800;position:relative}.kb-vote p{color:#dcecff;z-index:1;margin:0 0 20px;font-size:.92rem;position:relative}.kb-vote-buttons{z-index:1;flex-wrap:wrap;justify-content:center;gap:14px;display:flex;position:relative}.kb-vote-btn{color:#fff;cursor:pointer;background:#ffffff24;border:1.5px solid #fff6;border-radius:12px;align-items:center;gap:9px;padding:12px 24px;font-size:.92rem;font-weight:700;text-decoration:none;transition:all .25s;display:inline-flex}.kb-vote-btn:hover{color:var(--kb-primary);background:#fff;transform:translateY(-2px)}.kb-vote-btn.active{color:var(--kb-primary);background:#fff;border-color:#fff;box-shadow:0 10px 26px #0000002e}.kb-feedback{border:1.5px solid var(--kb-line);box-shadow:var(--kb-shadow);background:#fff;border-radius:20px;margin-top:30px;padding:28px}.kb-feedback h3{color:var(--text-primary);margin:0 0 6px;font-family:Outfit,sans-serif;font-size:1.05rem;font-weight:800}.kb-feedback p{color:var(--text-secondary);margin:0 0 18px;font-size:.9rem}.kb-flash{border-radius:14px;margin-top:24px;padding:14px 18px;font-size:.92rem;font-weight:600}.kb-flash-success{color:#065f46;background:#ecfdf5;border:1px solid #a7f3d0}.kb-flash-error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca}.kb-preview-banner{color:#92400e;background:#fef3c7;border:1.5px solid #f59e0b;border-radius:14px;align-items:center;gap:10px;margin-bottom:22px;padding:14px 18px;font-size:.9rem;font-weight:700;display:flex}.kb-back{color:var(--text-secondary);align-items:center;gap:8px;margin-top:30px;font-size:.9rem;font-weight:600;text-decoration:none;transition:color .2s;display:inline-flex}.kb-back:hover{color:var(--kb-primary)}.kb-no-results{text-align:center;color:var(--text-secondary);flex-direction:column;align-items:center;gap:12px;padding:56px 20px;display:flex}.kb-no-results[hidden]{display:none}.kb-no-results i{color:var(--kb-primary);background:var(--kb-grad-soft);border-radius:24px;place-items:center;width:84px;height:84px;font-size:2.6rem;display:grid}.kb-no-results p{max-width:460px;margin:0;font-size:.95rem}.kb-no-results b{color:var(--text-primary)}.kb-search-results-head{background:var(--kb-grad-soft);border:1.5px solid var(--kb-line);border-radius:20px;margin-bottom:30px;padding:30px}.kb-search-results-head h2{color:var(--text-primary);margin:0 0 6px;font-family:Outfit,sans-serif;font-size:1.6rem;font-weight:800}.kb-search-results-head p{color:var(--text-secondary);margin:0}@media (width<=1024px){.kb-trust-inner,.kb-category-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=767px){.kb-hero-visual{min-height:0;margin-top:46px}.kb-card{max-width:100%;margin:0;padding:30px 24px}.kb-chip-guides{top:-12px;left:10px}.kb-chip-tutorials{inset:96px 6px auto auto}.kb-chip-solutions{bottom:-12px;left:14px}.kb-slogan{bottom:6px;right:10px}.kb-section-heading{flex-direction:column;align-items:flex-start}.kb-category-grid,.kb-article-grid,.kb-related-grid{grid-template-columns:1fr}}@media (width<=480px){.kb-trust-inner{grid-template-columns:1fr}.kb-search{padding:6px 6px 6px 14px}.kb-search .btn{padding:12px 16px}.kb-category-hero{padding:28px 22px}}@media (width<=380px){.kb-search .btn i{display:none}.kb-search .btn{padding:12px 14px;font-size:.85rem}}