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ease}.notification-bell-btn:hover{background:#ffffff0f;color:#e5e7eb;transform:scale(1.08)}.notification-bell-btn.has-unread{color:#fbbf24}.notification-badge{position:absolute;top:2px;right:2px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;font-size:.65rem;font-weight:700;display:flex;align-items:center;justify-content:center;line-height:1;box-shadow:0 2px 8px #ef444480;animation:badge-pulse 2s ease-in-out infinite;pointer-events:none}@keyframes badge-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}@keyframes bell-ring{0%{transform:rotate(0)}15%{transform:rotate(14deg)}30%{transform:rotate(-12deg)}45%{transform:rotate(8deg)}60%{transform:rotate(-6deg)}75%{transform:rotate(2deg)}to{transform:rotate(0)}}.notification-bell-btn.ring-anim{animation:bell-ring .6s ease}.notification-dropdown{position:absolute;top:calc(100% + 10px);right:-40px;width:380px;max-height:520px;background:#111827f7;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.08);border-radius:16px;box-shadow:0 20px 60px #00000080,0 0 0 1px #ffffff0d,inset 0 1px #ffffff0f;z-index:9999;display:flex;flex-direction:column;overflow:hidden;opacity:0;transform:translateY(-8px) scale(.97);animation:dropdown-in .22s ease forwards}@keyframes dropdown-in{to{opacity:1;transform:translateY(0) scale(1)}}.notification-dropdown-header{display:flex;justify-content:space-between;align-items:center;padding:16px 18px 12px;border-bottom:1px solid rgba(255,255,255,.06)}.notification-dropdown-header h3{margin:0;color:#f3f4f6;font-size:.95rem;font-weight:700;letter-spacing:-.01em}.notification-mark-all-btn{background:transparent;border:none;color:#60a5fa;font-size:.75rem;font-weight:600;cursor:pointer;padding:4px 10px;border-radius:8px;transition:all .2s}.notification-mark-all-btn:hover{background:#60a5fa1f;color:#93bbfc}.notification-filter-tabs{display:flex;gap:6px;padding:10px 14px;border-bottom:1px solid rgba(255,255,255,.06);overflow-x:auto;scrollbar-width:none;align-items:center}.notification-filter-tabs::-webkit-scrollbar{display:none}.notification-filter-tab{background:transparent;border:1px solid rgba(255,255,255,.08);color:#9ca3af;font-size:.68rem;font-weight:600;padding:6px 12px;border-radius:20px;cursor:pointer;white-space:nowrap;transition:all .2s;flex-shrink:0}.notification-filter-tab:hover{background:#ffffff0f;color:#d1d5db}.notification-filter-tab.active{background:#60a5fa26;border-color:#60a5fa4d;color:#93bbfc}.notification-list{flex:1;overflow-y:auto;padding:4px 0;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.1) 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#3b82f680}.notification-item-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0;background:#ffffff0f}.notification-item-icon.type-contest{background:#fbbf241f}.notification-item-icon.type-submission{background:#22c55e1f}.notification-item-icon.type-reply{background:#60a5fa1f}.notification-item-icon.type-like{background:#ec48991f}.notification-item-icon.type-achievement{background:#a855f71f}.notification-item-icon.type-system{background:#6b72801f}.notification-item-content{flex:1;min-width:0}.notification-item-title{color:#e5e7eb;font-size:.82rem;font-weight:600;margin:0 0 2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.notification-item.unread .notification-item-title{color:#f9fafb;font-weight:700}.notification-item-message{color:#9ca3af;font-size:.73rem;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.4}.notification-item-time{color:#6b7280;font-size:.65rem;margin-top:3px;display:block}.notification-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px 20px;color:#6b7280;text-align:center}.notification-empty-icon{font-size:2.5rem;margin-bottom:12px;opacity:.4}.notification-empty p{margin:0;font-size:.85rem;font-weight:500}.notification-empty span{font-size:.72rem;color:#4b5563;margin-top:4px;display:block}.notification-dropdown-footer{padding:10px 18px;border-top:1px solid rgba(255,255,255,.06);text-align:center}.notification-view-all-btn{background:transparent;border:none;color:#60a5fa;font-size:.78rem;font-weight:600;cursor:pointer;padding:6px 14px;border-radius:8px;transition:all .2s;width:100%}.notification-view-all-btn:hover{background:#60a5fa1a}@media(max-width:480px){.notification-dropdown{width:calc(100vw - 24px);right:-60px;max-height:70vh}}@media(max-width:768px){.notification-dropdown{width:min(420px,calc(100vw - 20px));right:-12px;max-height:72vh;border-radius:14px}.notification-dropdown-header{padding:14px 14px 10px}.notification-item{padding:11px 14px}}[data-theme=light] .notification-dropdown{background:#fffffffa;border:1px solid rgba(0,0,0,.1);box-shadow:0 10px 40px #0000001a}[data-theme=light] .notification-dropdown-header{border-bottom:1px solid rgba(0,0,0,.08)}[data-theme=light] .notification-dropdown-header h3{color:#0f172a}[data-theme=light] .notification-filter-tabs{border-bottom:1px solid rgba(0,0,0,.06)}[data-theme=light] .notification-filter-tab{border:1px solid rgba(0,0,0,.1);color:#475569}[data-theme=light] .notification-filter-tab:hover{background:#0000000a;color:#0f172a}[data-theme=light] .notification-filter-tab.active{background:#3b82f61a;border-color:#3b82f64d;color:#2563eb}[data-theme=light] .notification-group-heading{color:#64748b}[data-theme=light] .notification-item:hover{background:#00000008}[data-theme=light] .notification-item.unread{background:#3b82f60d}[data-theme=light] .notification-item-title{color:#1e293b}[data-theme=light] .notification-item.unread .notification-item-title{color:#0f172a}[data-theme=light] .notification-item-message{color:#475569}[data-theme=light] .notification-item-time{color:#64748b}[data-theme=light] .notification-item-icon{background:#0000000a}[data-theme=light] .notification-empty{color:#475569}[data-theme=light] .notification-empty span{color:#64748b}[data-theme=light] .notification-dropdown-footer{border-top:1px solid rgba(0,0,0,.06)}[data-theme=light] .notification-bell-btn:hover{background:#0000000d;color:#0f172a}[data-theme=light] .notification-bell-btn{color:#475569}[data-theme=light] 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.profile-quick-icon{background:#fff;color:#0f172a;box-shadow:0 2px 6px #0000000d}[data-theme=light] .profile-drawer-menu{border-top:1px solid rgba(0,0,0,.08)}[data-theme=light] .profile-menu-item{color:#475569}[data-theme=light] .profile-menu-item:hover{background:#0000000a}[data-theme=light] .mobile-nav-panel{background:#fffffffa;border-color:#0000001f;box-shadow:0 18px 40px #00000029}[data-theme=light] .mobile-nav-section-title{color:#64748b}[data-theme=light] .mobile-nav-subsection-title{color:#334155}[data-theme=light] .mobile-nav-link{color:#0f172a;background:#f8fafc;border-color:#00000014}[data-theme=light] .mobile-nav-link.active{color:#ea580c;border-color:#ea580c59;background:#ea580c1a}.search-suggestions-dropdown{position:absolute;top:calc(100% + 8px);left:0;right:0;background:var(--bg-card-dark);border:1px solid rgba(255,255,255,.1);border-radius:12px;box-shadow:0 10px 25px #0006;z-index:1000;max-height:400px;overflow-y:auto;overflow-x:hidden;padding:8px;display:flex;flex-direction:column;gap:4px;animation:slideDown .2s ease-out}[data-theme=light] .search-suggestions-dropdown{background:#fff;border:1px solid rgba(15,23,42,.1);box-shadow:0 10px 25px #0000001a}.suggestion-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:8px;color:var(--text-primary);transition:all .2s ease;cursor:pointer;text-decoration:none}.suggestion-item:hover,.suggestion-item.active{background:#ffffff0d}[data-theme=light] .suggestion-item:hover,[data-theme=light] 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rgba(244,63,94,.2)}.offline-icon{font-size:3rem;color:#f43f5e}.offline-title{color:#f8fafc;font-size:2.5rem;font-weight:800;margin-bottom:1rem;letter-spacing:-.025em}.offline-text{color:#94a3b8;font-size:1.125rem;line-height:1.6;margin-bottom:2.5rem}.offline-retry-btn{display:inline-flex;align-items:center;gap:.75rem;background:#3b82f6;color:#fff;padding:.875rem 2rem;border-radius:12px;font-weight:600;font-size:1.1rem;border:none;cursor:pointer;box-shadow:0 10px 15px -3px #2563eb66;transition:background .2s,box-shadow .2s}.offline-retry-btn:hover{background:#2563eb;box-shadow:0 20px 25px -5px #2563eb66}.retry-icon{font-size:1.25rem}.offline-background-blobs{position:absolute;width:100%;height:100%;top:0;left:0;pointer-events:none;z-index:1}.blob{position:absolute;width:500px;height:500px;background:radial-gradient(circle,#3b82f626,#3b82f600 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transparent 100%);--h-stats-border: rgba(255, 255, 255, .04);--h-lb-bg: rgba(15, 23, 42, .5);--h-cta-bg: linear-gradient(135deg, rgba(99, 102, 241, .08), rgba(249, 115, 22, .08));font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;color:var(--h-text);overflow-x:hidden;position:relative;z-index:1}[data-theme=light] .krama-home{--h-text: #0f172a;--h-text-secondary: #475569;--h-text-muted: #64748b;--h-card-bg: #ffffff;--h-card-bg-hover: #ffffff;--h-card-border: rgba(0, 0, 0, .07);--h-card-border-hover: rgba(0, 0, 0, .12);--h-card-shadow: 0 20px 50px -15px rgba(0, 0, 0, .1);--h-divider: rgba(0, 0, 0, .06);--h-badge-bg: rgba(99, 102, 241, .06);--h-badge-border: rgba(99, 102, 241, .15);--h-badge-text: #6366f1;--h-glass-bg: rgba(0, 0, 0, .03);--h-glass-border: rgba(0, 0, 0, .1);--h-glass-hover: rgba(0, 0, 0, .06);--h-code-bg: rgba(0, 0, 0, .04);--h-stats-bg: linear-gradient(180deg, rgba(99, 102, 241, .03) 0%, transparent 100%);--h-stats-border: rgba(0, 0, 0, .05);--h-lb-bg: #ffffff;--h-cta-bg: linear-gradient(135deg, rgba(99, 102, 241, .04), rgba(249, 115, 22, .04))}[data-theme=light] .hero-bg-orb.orb-1{background:#6366f10f}[data-theme=light] .hero-bg-orb.orb-2{background:#f973160a}[data-theme=light] .hero-bg-orb.orb-3{background:#8b5cf608}[data-theme=light] .float-el{opacity:.06}[data-theme=light] .glow-node{opacity:.15}.krama-home{animation:pageEnter .8s cubic-bezier(.16,1,.3,1) both}@keyframes pageEnter{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s cubic-bezier(.16,1,.3,1),transform .9s 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scale(1)}33%{transform:translate(20px,-15px) scale(1.05)}66%{transform:translate(-15px,10px) scale(.95)}}.hero-content{position:relative;z-index:1;max-width:900px}.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--h-badge-bg);border:1px solid var(--h-badge-border);padding:10px 22px;border-radius:99px;font-size:.9rem;font-weight:600;color:var(--h-badge-text);margin-bottom:32px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:badgePulse 3s ease-in-out infinite}@keyframes badgePulse{0%,to{box-shadow:0 0 #6366f11a}50%{box-shadow:0 0 20px 4px #6366f11f}}.hero-title{font-size:clamp(2.8rem,6vw,5rem);font-weight:900;line-height:1.05;margin-bottom:28px;letter-spacing:-.03em;color:var(--h-text)}.hero-title .gradient-highlight{background:linear-gradient(135deg,#f97316,#fb923c,#fbbf24);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;position:relative;animation:gradientShift 4s ease infinite;background-size:200% auto}@keyframes gradientShift{0%,to{background-position:0% center}50%{background-position:100% center}}.hero-subtitle{font-size:1.2rem;color:var(--h-text-secondary);max-width:620px;margin:0 auto 44px;line-height:1.8}.hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.btn-primary{background:linear-gradient(135deg,#f97316,#ea580c);color:#fff;padding:16px 38px;border-radius:14px;font-size:1.05rem;font-weight:700;border:none;cursor:pointer;box-shadow:0 12px 35px -8px #f9731680;transition:all .35s cubic-bezier(.4,0,.2,1);text-decoration:none;display:inline-flex;align-items:center;gap:8px;position:relative;overflow:hidden}.btn-primary:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 20px 50px -10px #f9731699}.btn-gold{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;padding:16px 38px;border-radius:14px;font-size:1.05rem;font-weight:700;border:none;cursor:pointer;box-shadow:0 12px 35px -8px #f59e0b73;transition:all .35s cubic-bezier(.4,0,.2,1);text-decoration:none;display:inline-flex;align-items:center;gap:8px}.btn-gold:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 20px 50px -10px #f59e0b8c}.btn-glass{background:var(--h-glass-bg);color:var(--h-text);padding:16px 38px;border-radius:14px;font-size:1.05rem;font-weight:600;border:1px solid var(--h-glass-border);cursor:pointer;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:all .35s ease;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.btn-glass:hover{background:var(--h-glass-hover);border-color:var(--h-card-border-hover);transform:translateY(-2px);box-shadow:0 8px 25px #00000026}.floating-elements{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}.float-el{position:absolute;opacity:.12;animation:floatUpDown 6s ease-in-out infinite;font-size:2rem;font-weight:700;font-family:Fira Code,monospace}.float-el:nth-child(1){top:15%;left:8%;animation-delay:0s;font-size:1.5rem;color:#6366f1}.float-el:nth-child(2){top:25%;right:12%;animation-delay:1.5s;font-size:2.5rem;color:#f97316}.float-el:nth-child(3){bottom:30%;left:5%;animation-delay:3s;color:#8b5cf6}.float-el:nth-child(4){bottom:20%;right:8%;animation-delay:.8s;font-size:1.8rem;color:#10b981}.float-el:nth-child(5){top:60%;left:15%;animation-delay:2.2s;font-size:1.2rem;color:#3b82f6}.float-el:nth-child(6){top:45%;right:18%;animation-delay:4s;font-size:1.4rem;color:#ec4899}@keyframes floatUpDown{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(5deg)}}.glow-node{position:absolute;width:6px;height:6px;border-radius:50%;animation:pulseGlow 3s ease-in-out 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24px;position:relative;z-index:1}.section-label{display:inline-flex;align-items:center;gap:8px;font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:#f97316;margin-bottom:16px}.section-title{font-size:clamp(2rem,4vw,2.8rem);font-weight:800;margin-bottom:16px;letter-spacing:-.02em;color:var(--h-text)}.section-subtitle{color:var(--h-text-secondary);font-size:1.1rem;line-height:1.7;max-width:600px}.section-header{text-align:center;margin-bottom:64px}.section-header .section-subtitle{margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px}.feature-card{background:var(--h-card-bg);border:1px solid var(--h-card-border);border-radius:16px;padding:32px;transition:all .4s cubic-bezier(.4,0,.2,1);cursor:default;position:relative;overflow:hidden;transform-style:preserve-3d;perspective:800px}.feature-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--card-accent, #6366f1),transparent);opacity:0;transition:opacity .4s ease}.feature-card:after{content:"";position:absolute;inset:-1px;border-radius:17px;padding:1px;background:linear-gradient(135deg,var(--card-accent, #6366f1),transparent,var(--card-accent, #6366f1));-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask-composite:exclude;-webkit-mask-composite:xor;opacity:0;transition:opacity .4s ease;pointer-events:none}.feature-card:hover{transform:translateY(-8px) rotateX(2deg) rotateY(-1deg);border-color:var(--h-card-border-hover);box-shadow:var(--h-card-shadow);background:var(--h-card-bg-hover)}.feature-card:hover:before{opacity:1}.feature-card:hover:after{opacity:.4}.feature-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:1.5rem;transition:transform .4s ease}.feature-card:hover .feature-icon{transform:scale(1.1) rotate(-3deg);animation:iconBounce .5s ease}@keyframes iconBounce{0%{transform:scale(1)}40%{transform:scale(1.2) rotate(-5deg)}70%{transform:scale(.95) rotate(2deg)}to{transform:scale(1.1) rotate(-3deg)}}.feature-title{font-size:1.25rem;font-weight:700;margin-bottom:10px;color:var(--h-text)}.feature-desc{color:var(--h-text-muted);line-height:1.7;font-size:.95rem}.feature-code-preview{margin-top:16px;padding:12px 16px;background:var(--h-code-bg);border-radius:10px;font-family:Fira 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statIconPulse{0%,to{transform:scale(1)}50%{transform:scale(1.12)}}.stat-number{font-size:clamp(2.5rem,4vw,3.5rem);font-weight:900;background:linear-gradient(135deg,#6366f1,#f97316);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:8px;line-height:1.1}.stat-label{color:var(--h-text-secondary);font-size:.95rem;font-weight:500}.steps-container{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;position:relative}.steps-container:before{content:"";position:absolute;top:48px;left:16%;right:16%;height:2px;background:linear-gradient(90deg,transparent,rgba(99,102,241,.3),rgba(249,115,22,.3),transparent)}.step-card{text-align:center;position:relative;z-index:1}.step-number{width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800;margin:0 auto 24px;border:2px solid;position:relative;transition:all .4s ease}.step-card:hover .step-number{transform:scale(1.1);box-shadow:0 0 25px currentColor}.step-title{font-size:1.2rem;font-weight:700;margin-bottom:10px;color:var(--h-text)}.step-desc{color:var(--h-text-muted);font-size:.95rem;line-height:1.7;max-width:280px;margin:0 auto}.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}.testimonial-card{background:var(--h-card-bg);border:1px solid var(--h-card-border);border-radius:16px;padding:32px;transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.testimonial-card:hover{border-color:var(--h-card-border-hover);transform:translateY(-4px);box-shadow:var(--h-card-shadow)}.testimonial-header{display:flex;align-items:center;gap:14px;margin-bottom:18px}.testimonial-avatar{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;flex-shrink:0}.testimonial-info h4{font-size:1rem;font-weight:700;margin:0 0 2px;color:var(--h-text)}.testimonial-info p{font-size:.85rem;color:var(--h-text-secondary);margin:0}.testimonial-stars{display:flex;gap:3px;margin-bottom:14px;color:#fbbf24;font-size:.9rem}.testimonial-quote{color:var(--h-text-secondary);font-size:.95rem;line-height:1.7;font-style:italic}.badges-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:20px}.badge-item{width:90px;height:90px;border-radius:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;cursor:default;transition:all .4s ease;position:relative;overflow:hidden;border:1px solid var(--h-card-border);background:var(--h-card-bg)}.badge-item:after{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent 40%,rgba(255,255,255,.08) 50%,transparent 60%);transform:translate(-100%);transition:transform .6s}.badge-item:hover:after{transform:translate(100%)}.badge-item:hover{transform:translateY(-6px) scale(1.05);box-shadow:0 12px 30px -8px #00000040;border-color:var(--h-card-border-hover)}.badge-icon{font-size:1.8rem;animation:badgeFloat 3s ease-in-out infinite}@keyframes badgeFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-3px)}}.badge-label{font-size:.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--h-text-secondary)}.badge-tooltip{position:absolute;bottom:calc(100% + 10px);left:50%;transform:translate(-50%) scale(.9);background:var(--h-card-bg-hover);border:1px solid var(--h-card-border-hover);padding:8px 14px;border-radius:10px;font-size:.75rem;color:var(--h-text-secondary);white-space:nowrap;opacity:0;pointer-events:none;transition:all .3s ease;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 4px 12px #00000026}.badge-item:hover .badge-tooltip{opacity:1;transform:translate(-50%) scale(1)}.leaderboard-preview{background:var(--h-lb-bg);border:1px solid var(--h-card-border);border-radius:20px;padding:40px;max-width:700px;margin:0 auto;overflow:hidden}.lb-row{display:flex;align-items:center;gap:16px;padding:16px 20px;border-radius:12px;transition:all .3s ease;margin-bottom:8px}.lb-row:hover{background:var(--h-glass-bg)}.lb-row.lb-gold{background:#ffd7000f}.lb-row.lb-silver{background:#c0c0c00a}.lb-row.lb-bronze{background:#cd7f320a}.lb-rank{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.95rem;flex-shrink:0}.lb-user{flex:1;display:flex;align-items:center;gap:12px}.lb-avatar{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;flex-shrink:0}.lb-name{font-weight:600;font-size:.95rem;color:var(--h-text)}.lb-score{font-weight:800;font-size:1rem;color:#f97316}.lb-badge{font-size:.75rem;padding:4px 10px;border-radius:99px;font-weight:700;white-space:nowrap}.final-cta{text-align:center;padding:120px 24px;position:relative;overflow:hidden;z-index:1}.final-cta-bg{position:absolute;inset:0;background:var(--h-cta-bg);z-index:0}.final-cta-content{position:relative;z-index:1;max-width:700px;margin:0 auto}.final-cta-title{font-size:clamp(2rem,5vw,3rem);font-weight:900;margin-bottom:20px;letter-spacing:-.02em;color:var(--h-text)}.final-cta-subtitle{color:var(--h-text-secondary);font-size:1.15rem;line-height:1.7;margin-bottom:40px}.btn-start-now{background:linear-gradient(135deg,#f97316,#6366f1);color:#fff;padding:18px 52px;border-radius:14px;font-size:1.15rem;font-weight:800;border:none;cursor:pointer;box-shadow:0 16px 50px -10px #f9731666;transition:all .35s ease;text-decoration:none;display:inline-flex;align-items:center;gap:10px;position:relative;overflow:hidden}.btn-start-now:hover{transform:translateY(-4px) scale(1.02);box-shadow:0 24px 60px -12px #f9731680}.btn-start-now span{position:relative;z-index:1;display:inline-flex;align-items:center;gap:10px}.home-divider{height:1px;background:linear-gradient(90deg,transparent,var(--h-divider),transparent);max-width:1200px;margin:0 auto}.mobile-sticky-cta{display:none;position:fixed;bottom:0;left:0;right:0;padding:12px 16px;background:var(--h-card-bg-hover);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-top:1px solid var(--h-card-border);z-index:100}@media(max-width:900px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}.steps-container{grid-template-columns:1fr;gap:48px}.steps-container:before{display:none}.features-grid{grid-template-columns:1fr}}@media(max-width:600px){.hero-section{padding:80px 16px 60px}.hero-buttons{flex-direction:column;align-items:center}.hero-buttons .btn-primary,.hero-buttons .btn-gold,.hero-buttons .btn-glass{width:100%;justify-content:center}.stats-grid{grid-template-columns:1fr 1fr}.home-section{padding:60px 16px}.badge-item{width:70px;height:70px}.badge-icon{font-size:1.4rem}.mobile-sticky-cta{display:block}.testimonials-grid{grid-template-columns:1fr}}.algo-page-container{--algo-panel-bg: rgba(15, 23, 42, .55);--algo-panel-border: rgba(148, 163, 184, .22);--algo-card-bg: rgba(15, 23, 42, .66);--algo-card-border: rgba(148, 163, 184, .18);--algo-control-bg: rgba(2, 6, 23, .65);--algo-control-border: rgba(148, 163, 184, .26);--algo-control-text: var(--text-primary);--algo-muted: var(--text-secondary);--algo-header-bg: linear-gradient(135deg, rgba(59, 130, 246, .13), rgba(16, 185, 129, .1));--algo-empty-bg: rgba(15, 23, 42, .56);max-width:1480px;margin:0 auto;padding:32px 24px 48px}[data-theme=light] .algo-page-container{--algo-panel-bg: rgba(255, 255, 255, .82);--algo-panel-border: rgba(15, 23, 42, .1);--algo-card-bg: #ffffff;--algo-card-border: rgba(15, 23, 42, .1);--algo-control-bg: #ffffff;--algo-control-border: rgba(15, 23, 42, .16);--algo-control-text: #0f172a;--algo-muted: #475569;--algo-header-bg: linear-gradient(135deg, rgba(37, 99, 235, .1), rgba(14, 165, 233, .08));--algo-empty-bg: #ffffff}.algo-page-header{padding:28px;border-radius:18px;background:var(--algo-header-bg);border:1px solid var(--algo-panel-border);margin-bottom:24px}.algo-header-tag{display:inline-flex;padding:4px 10px;border-radius:999px;font-size:.78rem;font-weight:600;letter-spacing:.03em;color:var(--text-primary);border:1px solid var(--algo-panel-border);background:#ffffff0f}.algo-page-title{margin:10px 0;font-size:clamp(2rem,3vw,2.8rem);font-weight:800;line-height:1.08}.algo-page-subtitle{margin:0;max-width:820px;color:var(--algo-muted);line-height:1.6}.algo-stats-grid{margin-top:18px;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px}.algo-stat-card{border:1px solid var(--algo-panel-border);border-radius:12px;padding:10px 12px;background:#ffffff0a}.algo-stat-value{display:block;font-size:1.2rem;font-weight:800;color:var(--text-primary)}.algo-stat-label{display:block;margin-top:4px;font-size:.76rem;color:var(--algo-muted);letter-spacing:.02em;text-transform:uppercase}.algo-toolbar{padding:16px;border-radius:14px;margin-bottom:22px;background:var(--algo-panel-bg);border:1px solid var(--algo-panel-border)}.algo-filter-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.algo-filter-group{display:flex;flex-direction:column;gap:6px}.algo-search-group{grid-column:span 2}.algo-filter-label{font-size:.76rem;color:var(--algo-muted);letter-spacing:.03em;text-transform:uppercase;font-weight:600}.algo-filter-control{width:100%;border-radius:10px;border:1px solid var(--algo-control-border);background:var(--algo-control-bg);color:var(--algo-control-text);padding:9px 11px;outline:none;font-size:.92rem;transition:border-color .2s ease,box-shadow .2s ease}.algo-filter-control:focus{border-color:#3b82f6a6;box-shadow:0 0 0 2px #3b82f62e}.algo-filter-control option{color:var(--algo-control-text);background:var(--algo-control-bg)}.algo-cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px}.algo-card-item{border:1px solid var(--algo-card-border);background:var(--algo-card-bg);border-radius:14px;overflow:hidden;min-height:100%;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.algo-card-item:hover{transform:translateY(-3px);border-color:#3b82f666;box-shadow:0 16px 38px #0206173d}.algo-card-topline{height:3px;width:100%}.algo-card-content{padding:14px;display:flex;flex-direction:column;gap:10px;height:calc(100% - 3px)}.algo-card-meta{display:flex;align-items:center;justify-content:space-between;gap:8px}.algo-chip{font-size:.7rem;font-weight:700;border-radius:999px;padding:4px 8px;border:1px solid transparent}.algo-category-chip{letter-spacing:.03em}.algo-difficulty-beginner{background:#22c55e33;border-color:#22c55e73;color:#22c55e}.algo-difficulty-intermediate{background:#eab30833;border-color:#eab30873;color:#eab308}.algo-difficulty-advanced{background:#ef444433;border-color:#ef444473;color:#ef4444}.algo-card-title{margin:0;font-size:1.08rem;line-height:1.3;font-weight:700}.algo-card-description{margin:0;color:var(--algo-muted);font-size:.9rem;line-height:1.55;min-height:64px}.algo-input-limit{font-size:.8rem;font-weight:700;color:#f59e0b;border:1px solid rgba(245,158,11,.35);border-radius:8px;padding:7px 10px;background:#f59e0b1f}.algo-complexity-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.algo-complexity-cell{border-radius:8px;border:1px solid var(--algo-card-border);background:#ffffff08;padding:7px 8px}.algo-complexity-label{display:block;font-size:.72rem;color:var(--algo-muted);text-transform:uppercase;letter-spacing:.02em}.algo-complexity-value{display:block;margin-top:2px;font-weight:700;font-size:.88rem}.algo-open-link{margin-top:auto;display:inline-flex;justify-content:center;align-items:center;border-radius:10px;border:1px solid rgba(59,130,246,.45);background:#3b82f62e;color:#93c5fd;text-decoration:none;padding:9px 12px;font-weight:700;font-size:.86rem;transition:all .2s ease}.algo-open-link:hover{background:#3b82f647;border-color:#3b82f6cc}.algo-empty-state{margin-top:16px;border:1px solid var(--algo-panel-border);border-radius:12px;background:var(--algo-empty-bg);text-align:center;color:var(--algo-muted);padding:20px}@media(max-width:980px){.algo-search-group{grid-column:span 1}}.animation-controls{display:flex;flex-direction:column;gap:20px;background:var(--bg-surface, #1e1e24);padding:24px;border-radius:20px;box-shadow:0 12px 32px #00000059;border:1px solid rgba(255,255,255,.08);width:100%;color:var(--text-primary, #f3f4f6);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}[data-theme=light] .animation-controls{background:#fff;border-color:#00000014;box-shadow:0 8px 24px #00000014;color:#1f2937}.ac-top-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}.controls-group{display:flex;align-items:center;gap:12px;background:#0003;padding:8px 16px;border-radius:50px;border:1px solid rgba(255,255,255,.05)}[data-theme=light] .controls-group{background:#0000000a;border-color:#0000000d}.control-btn{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:var(--text-primary, #f3f4f6);border-radius:50%;width:44px;height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;font-size:1.1rem}.control-btn:hover:not(:disabled){background:#ffffff26;transform:translateY(-2px);box-shadow:0 4px 12px #0003}.control-btn:disabled{opacity:.4;cursor:not-allowed}.play-btn{background:#3b82f6;color:#fff;width:54px;height:54px;border:none;font-size:1.3rem;box-shadow:0 4px 15px #3b82f666}.play-btn:hover:not(:disabled){background:#2563eb;box-shadow:0 6px 20px #3b82f699}.speed-control-group{display:flex;align-items:center;background:#0003;border-radius:30px;padding:4px;border:1px solid rgba(255,255,255,.05)}[data-theme=light] .speed-control-group{background:#0000000a}.speed-btn{background:transparent;border:none;color:var(--text-secondary, #9ca3af);padding:6px 14px;border-radius:20px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s ease}.speed-btn.active{background:#3b82f6;color:#fff;box-shadow:0 2px 8px #3b82f64d}.speed-btn:hover:not(.active){color:var(--text-primary, #f3f4f6);background:#ffffff1a}.scrubber-container{display:flex;align-items:center;gap:16px;background:#00000026;padding:12px 20px;border-radius:12px;border:1px solid rgba(255,255,255,.03)}[data-theme=light] .scrubber-container{background:#00000005;border-color:#0000000d}.step-tracker-badge{background:#10b981;color:#fff;padding:4px 12px;border-radius:20px;font-size:.85rem;font-weight:700;white-space:nowrap;box-shadow:0 2px 8px #10b9814d}.scrubber-input{flex:1;height:8px;border-radius:4px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#ffffff1a;outline:none;cursor:pointer;border:1px solid rgba(255,255,255,.05)}[data-theme=light] .scrubber-input{background:#00000014}.scrubber-input::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:#3b82f6;cursor:pointer;-webkit-transition:all .2s;transition:all .2s;box-shadow:0 0 10px #3b82f680}.scrubber-input::-webkit-slider-thumb:hover{transform:scale(1.2);background:#60a5fa}.ac-manual-input-box{display:flex;gap:12px;align-items:center;margin-top:10px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08)}[data-theme=light] .ac-manual-input-box{border-top-color:#0000000d}.ac-action-btn{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:var(--text-primary);padding:0 20px;border-radius:12px;height:44px;font-weight:600;cursor:pointer;transition:all .2s}[data-theme=light] .ac-action-btn{background:#0000000a;border-color:#0000001a}.ac-action-btn:hover{background:#ffffff26}.ac-action-btn.primary{background:#10b981;color:#fff;border:none;box-shadow:0 4px 12px #10b9814d}.ac-action-btn.primary:hover{background:#059669}@media(max-width:768px){.ac-top-row{flex-direction:column;justify-content:center}.scrubber-container{flex-direction:column-reverse;align-items:stretch}.step-tracker-badge{text-align:center}.ac-manual-input-box{flex-direction:column;align-items:stretch}}.bubble-container{display:flex;flex-direction:column;gap:1.5rem;height:100%}.bubble-input-bar{display:flex;gap:1rem;align-items:center;background:var(--surface);padding:1rem;border-radius:12px;box-shadow:0 4px 6px -1px #0000001a;flex-wrap:wrap}.bubble-input-group{display:flex;align-items:center;gap:.5rem}.bubble-input-group label{font-weight:600;color:var(--text-secondary)}.bubble-value-input{background:var(--bg-color);border:1px solid var(--border-color);color:var(--text-primary);padding:.5rem 1rem;border-radius:6px;font-size:.95rem;width:280px;transition:all .2s}.bubble-value-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(var(--primary-rgb),.2)}.bubble-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:none;border-radius:6px;font-weight:600;cursor:pointer;transition:all .2s}.bubble-visual-workspace{background:var(--surface);border-radius:12px;padding:2.5rem 1.5rem;border:1px solid var(--border-color);flex:1;display:flex;justify-content:center;align-items:center;overflow-x:auto}.bubble-main-display{display:flex;flex-direction:column;align-items:center;width:100%}.bubble-arrays-wrapper{display:flex;gap:15px;align-items:center;justify-content:center;min-height:150px}.bubble-item-wrapper{display:flex;flex-direction:column;align-items:center;gap:8px;position:relative;width:55px}.bubble-status-label{position:absolute;top:-35px;font-size:.75rem;font-weight:600;white-space:nowrap;background:var(--bg-color);padding:3px 6px;border-radius:4px;border:1px solid var(--border-color);z-index:10}.lbl-compare{color:#ca8a04;border-color:#eab308;background:#fefce8}.lbl-swap{color:#dc2626;border-color:#ef4444;background:#fef2f2}.lbl-noswap{color:#2563eb;border-color:#3b82f6;background:#eff6ff}.lbl-sorted{color:#16a34a;border-color:#22c55e;background:#f0fdf4}.bubble-box{width:55px;height:55px;display:flex;align-items:center;justify-content:center;background:var(--bg-color);border:2px solid var(--border-color);border-radius:8px;font-weight:700;font-size:1.2rem;color:var(--text-primary);transition:background-color .3s,border-color .3s,opacity .3s,transform .5s ease-in-out;position:relative;z-index:5}.bubble-idx{font-size:.8rem;color:var(--text-secondary)}.compare-box{border-color:#eab308;background:#eab30833;color:#ca8a04;box-shadow:0 0 15px #eab3084d;z-index:8}.noswap-box{border-color:#3b82f6;background:#3b82f61a;color:#3b82f6}.swap-box{border-color:#ef4444;background:#ef444433;color:#dc2626;box-shadow:0 0 20px #ef444480;z-index:9}.new-sorted-box{border-color:#22c55e;background:#22c55e4d;color:#16a34a;box-shadow:0 0 15px #22c55e66;z-index:7}.bubble-footer{display:flex;justify-content:space-between;align-items:center;padding:1rem;background:var(--surface);border-radius:12px;border:1px solid var(--border-color)}.bubble-legend{display:flex;gap:1.5rem;flex-wrap:wrap}.insertion-container{display:flex;flex-direction:column;gap:1.5rem;height:100%}.insertion-input-bar{display:flex;gap:1rem;align-items:center;background:var(--surface);padding:1rem;border-radius:12px;box-shadow:0 4px 6px -1px #0000001a;flex-wrap:wrap}.insertion-input-group{display:flex;align-items:center;gap:.5rem}.insertion-input-group label{font-weight:600;color:var(--text-secondary)}.insertion-value-input{background:var(--bg-color);border:1px solid var(--border-color);color:var(--text-primary);padding:.5rem 1rem;border-radius:6px;font-size:.95rem;width:280px;transition:all .2s}.insertion-value-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(var(--primary-rgb),.2)}.insertion-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:none;border-radius:6px;font-weight:600;cursor:pointer;transition:all .2s}.btn-outline{background:transparent;border:1px solid var(--border-color);color:var(--text-primary)}.btn-outline:hover{background:#ffffff0d;border-color:var(--primary)}.insertion-visual-workspace{background:var(--surface);border-radius:12px;padding:2.5rem 1.5rem;border:1px solid var(--border-color);flex:1;display:flex;flex-direction:column;overflow-x:auto}.insertion-top-hud{display:flex;justify-content:center;margin-bottom:3rem}.insertion-hud-badge{background:#eab30826;color:#eab308;padding:.5rem 2rem;border-radius:8px;font-size:1.2rem;border:1px solid #eab308;box-shadow:0 0 10px #eab30833}.insertion-hud-badge strong{color:#ca8a04;font-size:1.4rem;margin-left:.5rem}.insertion-main-display{display:flex;flex-direction:column;align-items:center;width:100%}.insertion-arrays-wrapper{display:flex;gap:12px;align-items:center;justify-content:center;min-height:150px;background:#ffffff05;padding:2rem;border-radius:12px}.insertion-item-wrapper{display:flex;flex-direction:column;align-items:center;gap:12px;position:relative;width:55px}.in-sorted-region{background:#22c55e0d;border-radius:8px}.insertion-status-label{position:absolute;top:-40px;font-size:.75rem;font-weight:600;white-space:nowrap;background:var(--bg-color);padding:3px 6px;border-radius:4px;border:1px solid var(--border-color);z-index:10}.lbl-key{color:#ca8a04;border-color:#eab308;background:#fefce8;top:-70px}.lbl-compare{color:#2563eb;border-color:#3b82f6;background:#eff6ff}.lbl-insert{color:#16a34a;border-color:#22c55e;background:#f0fdf4}.insertion-box{width:55px;height:55px;display:flex;align-items:center;justify-content:center;background:var(--bg-color);border:2px solid var(--border-color);border-radius:8px;font-weight:700;font-size:1.2rem;color:var(--text-primary);transition:background-color .3s,border-color .3s,opacity .3s,transform .5s ease;position:relative;z-index:5}.insertion-idx{font-size:.8rem;color:var(--text-secondary)}.unsorted-box{border-color:var(--border-color);opacity:.7}.sorted-box{border-color:#22c55e;background:#22c55e1a;color:#22c55e}.key-box{border-color:#eab308;background:#eab3084d;color:#ca8a04;box-shadow:0 10px 25px #eab30866;z-index:10}.compare-box{border-color:#3b82f6;background:#3b82f633;color:#2563eb}.shift-box{border-color:#ef4444;background:#ef444433;color:#dc2626;box-shadow:-5px 0 15px #ef44444d}.insert-box{border-color:#22c55e;background:#22c55e4d;color:#16a34a;box-shadow:0 0 20px #22c55e80;z-index:9}.insertion-footer{display:flex;justify-content:space-between;align-items:center;padding:1rem;background:var(--surface);border-radius:12px;border:1px solid var(--border-color)}.insertion-legend{display:flex;gap:1.5rem;flex-wrap:wrap}.cycle-container{padding:20px;display:flex;flex-direction:column;gap:20px;color:#e2e8f0}.cycle-header-bar{display:flex;justify-content:space-between;align-items:center;background:#1e293b99;padding:12px 20px;border-radius:12px;border:1px solid #334155;gap:16px}.cycle-settings{display:flex;align-items:center;gap:12px;font-size:.9rem;color:#94a3b8}.cycle-settings input[type=range]{width:100px;cursor:pointer}.cycle-stats-mini{font-weight:700;color:#60a5fa;font-size:.95rem}.cycle-visual-area{background:#0f172a66;padding:40px;border-radius:16px;display:flex;flex-direction:column;align-items:center;gap:50px;min-height:380px;position:relative}.cycle-visualization-stack{position:relative;width:100%}.cycle-array-container{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;z-index:2;position:relative}.cycle-cell-wrapper{display:flex;flex-direction:column;align-items:center;gap:8px;width:60px}.cycle-cell{width:60px;height:60px;background:#1e293b;border:2px solid #334155;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1.25rem;font-weight:700;color:#fff;transition:all .3s 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