@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap";*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #0c0c1d;--bg-secondary: #0a0a1e;--bg-card: rgba(255, 255, 255, .04);--bg-input: rgba(255, 255, 255, .06);--text-primary: #f0eef8;--text-secondary: #8888aa;--text-muted: #555577;--accent: #a78bfa;--accent-dim: rgba(167, 139, 250, .3);--accent-2: #60a5fa;--green: #4ade80;--red: #f87171;--blue: #60a5fa;--border: rgba(255, 255, 255, .08);--radius-sm: 12px}html{font-size:16px;scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}#root{min-height:100vh}::selection{background:var(--accent);color:var(--bg-primary)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}input,select,textarea{font-family:inherit}button{font-family:inherit;cursor:pointer}a{color:var(--accent);text-decoration:none}@keyframes fade-up{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes card-enter{0%{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes orb-float-1{0%,to{transform:translate(0)}50%{transform:translate(-30px,20px)}}@keyframes orb-float-2{0%,to{transform:translate(0)}50%{transform:translate(25px,-35px)}}@keyframes 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reverse}.kb-topbar{height:54px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:#ffffff0a;-webkit-backdrop-filter:blur(30px);backdrop-filter:blur(30px);border-bottom:1px solid rgba(255,255,255,.07);position:sticky;top:0;z-index:50;animation:fade-up .4s ease both}.kb-topbar-left{display:flex;align-items:baseline;gap:12px}.kb-logo{font-size:20px;font-weight:700;color:#fff;letter-spacing:-.5px}.kb-logo span{background:linear-gradient(135deg,#a78bfa,#60a5fa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.kb-tagline{font-size:12px;color:#ffffff59;font-weight:300}.kb-lang-btn{padding:6px 16px;background:#ffffff0f;border:1px solid rgba(255,255,255,.12);border-radius:8px;color:var(--accent);font-size:13px;font-weight:600;letter-spacing:.5px;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.kb-lang-btn:hover{background:#a78bfa26;border-color:#a78bfa66;transform:scale(1.05)}.kb-hero{text-align:center;padding:60px 32px 40px;max-width:800px;margin:0 auto;animation:fade-up .6s ease both .1s}.kb-hero-badge{display:inline-block;padding:6px 20px;background:#a78bfa1a;border:1px solid rgba(167,139,250,.2);border-radius:100px;font-size:12px;color:var(--accent);font-weight:500;letter-spacing:.3px;margin-bottom:24px;animation:pulse-glow 3s ease-in-out infinite}.kb-hero-title{font-size:48px;font-weight:800;line-height:1.15;letter-spacing:-1.5px;color:#fff;margin-bottom:20px}.kb-hero-gradient{background:linear-gradient(135deg,#a78bfa,#60a5fa,#a78bfa);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:gradient-shift 4s ease infinite}@keyframes gradient-shift{0%{background-position:0% center}50%{background-position:100% center}to{background-position:0% center}}.kb-hero-sub{font-size:16px;line-height:1.7;color:var(--text-secondary);max-width:600px;margin:0 auto 36px}.kb-hero-stats{display:flex;justify-content:center;gap:40px;margin-bottom:32px}.kb-hero-stat{text-align:center}.kb-hero-stat-val{font-size:36px;font-weight:800;background:linear-gradient(135deg,#a78bfa,#60a5fa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;line-height:1.2}.kb-hero-stat-label{font-size:12px;color:var(--text-muted);font-weight:500;margin-top:4px;text-transform:uppercase;letter-spacing:1px}.kb-scroll-hint{font-size:13px;color:var(--text-muted);animation:fade-up 1s ease both .8s}.kb-main{max-width:1400px;margin:0 auto;padding:20px 32px 40px}.kb-category{margin-bottom:28px;animation:fade-up .5s ease 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.kb-tool-icon{transform:scale(1.12)}.kb-tool-name{font-size:14px;font-weight:600;color:#fff;margin-bottom:4px}.kb-tool-desc{font-size:12px;color:#fff6;line-height:1.5}.kb-tool-card:hover .kb-tool-desc{color:#ffffff8c}.kb-footer{text-align:center;padding:24px 32px 32px;font-size:12px;color:var(--text-muted);border-top:1px solid rgba(255,255,255,.05);max-width:1400px;margin:20px auto 0}.kb-footer-dot{margin:0 8px}.kb-help-panel{background:#a78bfa0f;border:1px solid rgba(167,139,250,.15);border-radius:12px;margin-bottom:20px;overflow:hidden;transition:all .3s ease}.kb-help-toggle{display:flex;align-items:center;gap:8px;width:100%;padding:12px 16px;background:none;border:none;color:var(--accent);font-size:13px;font-weight:600;text-align:left;transition:background .2s}.kb-help-toggle:hover{background:#a78bfa14}.kb-help-toggle-icon{transition:transform .3s ease;font-size:11px}.kb-help-toggle-icon.open{transform:rotate(90deg)}.kb-help-body{padding:0 16px 16px;font-size:13px;line-height:1.8;color:var(--text-secondary)}.kb-help-body p{margin-bottom:10px}.kb-help-body strong{color:var(--text-primary);font-weight:600}.kb-help-body ul{padding-left:18px;margin-bottom:10px}.kb-help-body li{margin-bottom:4px}@media(max-width:900px){.kb-tools-grid{grid-template-columns:repeat(2,1fr);gap:10px}.kb-main{padding:16px 16px 30px}.kb-topbar{padding:0 16px;height:48px}.kb-logo{font-size:17px}.kb-tool-card{padding:16px 14px}.kb-tool-icon{font-size:20px;margin-bottom:8px}.kb-tool-name{font-size:13px}.kb-tool-desc{font-size:11px}.kb-category{margin-bottom:22px}.kb-cat-name{font-size:13px}.kb-hero{padding:40px 20px 30px}.kb-hero-title{font-size:32px;letter-spacing:-1px}.kb-hero-sub{font-size:14px}.kb-hero-stats{gap:20px;flex-wrap:wrap}.kb-hero-stat-val{font-size:28px}}@media(max-width:480px){.kb-tool-desc{display:none}.kb-tool-card{padding:14px 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