:root{--primary:#0f172a;--primary-light:#334155;.mobile-only{display:none}.desktop-only{display:block}@media (max-width:768px){.mobile-only{display:block}.desktop-only{display:none}}--accent:#3b82f6;--accent-glow:rgba(59,130,246,.4);--accent-dark:#2563eb;--success:#10b981;--bg-gradient-start:#f8fafc;--bg-gradient-end:#e2e8f0;--glass-bg:hsla(0,0%,100%,.95);--glass-border:hsla(0,0%,100%,.5);--shadow-soft:0 10px 40px -10px rgba(0,0,0,.08);--shadow-hover:0 20px 40px -10px rgba(59,130,246,.15);--radius-lg:24px;--radius-md:16px;--radius-sm:8px}@keyframes fadeInSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-ring{0%{box-shadow:0 0 0 0 rgba(59,130,246,.4)}70%{box-shadow:0 0 0 15px rgba(59,130,246,0)}to{box-shadow:0 0 0 0 rgba(59,130,246,0)}}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-6px)}to{transform:translateY(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.tool-container{max-width:1100px;margin:100px auto 4rem;padding:0;background:transparent;animation:fadeInSlideUp .6s ease-out}.tool-container h2{font-size:2.5rem;font-weight:800;text-align:center;background:linear-gradient(135deg,var(--primary) 0,var(--accent) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:1rem;letter-spacing:-1px}.tool-container>p{text-align:center;color:#64748b;font-size:1.1rem;max-width:600px;margin:0 auto 3rem}.tool-workspace{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid #fff;box-shadow:var(--shadow-soft);border-radius:var(--radius-lg);padding:3rem;position:relative;overflow:hidden;transition:transform .3s ease,box-shadow .3s ease}.tool-workspace:hover{box-shadow:var(--shadow-hover)}.drop-zone{border:3px dashed #cbd5e1;border-radius:var(--radius-md);padding:4rem 2rem;text-align:center;background:#f8fafc;transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;position:relative;overflow:hidden}.drop-zone:hover{transform:scale(1.01)}.drop-zone.drag-over,.drop-zone:hover{border-color:var(--accent);background:#eff6ff}.drop-zone.drag-over{animation:pulse-ring 1.5s infinite}.drop-zone svg{width:64px;height:64px;color:#94a3b8;margin-bottom:1.5rem;transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.drop-zone:hover svg{color:var(--accent);transform:scale(1.1) rotate(5deg)}.controls-panel{margin-top:2rem;padding:2rem;background:#fff;border-radius:var(--radius-md);box-shadow:0 4px 6px -2px rgba(0,0,0,.05);border:1px solid #f1f5f9;animation:fadeInSlideUp .5s ease-out .2s backwards}.quality-slider{padding:1rem 0}.quality-slider label{display:flex;justify-content:space-between;font-weight:700;color:var(--primary);margin-bottom:1rem}.quality-slider input[type=range]{width:100%;height:8px;background:#e2e8f0;border-radius:4px;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer}.quality-slider input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:28px;height:28px;background:#fff;border:2px solid var(--accent);border-radius:50%;box-shadow:0 4px 10px rgba(59,130,246,.3);-webkit-transition:transform .2s cubic-bezier(.34,1.56,.64,1);transition:transform .2s cubic-bezier(.34,1.56,.64,1)}.quality-slider input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.2)}.quality-hints{display:flex;justify-content:space-between;margin-top:.5rem;font-size:.8rem;font-weight:600;color:#94a3b8}.quality-hints span.active{color:var(--accent);position:relative}.quality-hints span.active:after{content:"";position:absolute;bottom:-4px;left:0;width:100%;height:2px;background:var(--accent);border-radius:2px}.comparison-container,.merge-comparison-container{display:flex;justify-content:center;align-items:stretch;flex-direction:row;gap:1.5rem;margin-top:10px;width:100%}.comparison-item,.merge-comparison-item{background:#fff;padding:1.5rem;border-radius:var(--radius-md);box-shadow:0 4px 20px rgba(0,0,0,.06);text-align:center;transition:transform .3s ease;border:1px solid #f1f5f9;flex:1 1;min-width:0;display:flex;flex-direction:column}.comparison-item:hover,.merge-comparison-item:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.1)}.comparison-label{display:inline-block;padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:800;letter-spacing:1px;text-transform:uppercase;margin-bottom:1rem;color:var(--primary);background:#f1f5f9}.comparison-item img,.merge-comparison-item img{width:100%;height:220px;object-fit:contain;border-radius:var(--radius-sm);background-image:linear-gradient(45deg,#f1f5f9 25%,transparent 0),linear-gradient(-45deg,#f1f5f9 25%,transparent 0),linear-gradient(45deg,transparent 75%,#f1f5f9 0),linear-gradient(-45deg,transparent 75%,#f1f5f9 0);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0}.compression-stats{display:flex;justify-content:space-around;padding:2rem;background:linear-gradient(135deg,#f8fafc,#fff);border-radius:var(--radius-md);margin-top:2rem;border:1px solid #e2e8f0}.stat-item{text-align:center;position:relative;padding:0 1rem}.stat-item:not(:last-child):after{content:"";position:absolute;right:0;top:20%;height:60%;width:1px;background:#e2e8f0}.stat-value{display:block;font-size:1.5rem;font-weight:800;color:var(--primary);margin-top:.5rem}.stat-value.reduction{color:var(--success);text-shadow:0 2px 4px rgba(16,185,129,.2)}.btn{position:relative;width:100%;max-width:350px;margin:2rem auto 0;padding:1rem 2rem;background:linear-gradient(135deg,var(--accent) 0,var(--accent-dark) 100%);color:#fff;border:none;font-size:1.1rem;font-weight:700;border-radius:var(--radius-md);cursor:pointer;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease;box-shadow:0 4px 15px rgba(37,99,235,.4);display:flex;align-items:center;justify-content:center;gap:.5rem}.btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(37,99,235,.5)}.btn:after{content:"";position:absolute;top:0;left:-100%;width:50%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.3),transparent);transform:skewX(-20deg);animation:shimmer 3s infinite}.result{margin-top:3rem;text-align:center;padding:2rem;background:#fff;border-radius:var(--radius-lg);border:2px solid #e2e8f0;animation:fadeInSlideUp .6s cubic-bezier(.16,1,.3,1)}.result img{max-width:100%;max-height:80vh;object-fit:contain;border-radius:var(--radius-md);box-shadow:0 20px 40px -10px rgba(0,0,0,.15);margin-bottom:2rem;background-image:linear-gradient(45deg,#f1f5f9 25%,transparent 0),linear-gradient(-45deg,#f1f5f9 25%,transparent 0),linear-gradient(45deg,transparent 75%,#f1f5f9 0),linear-gradient(-45deg,transparent 75%,#f1f5f9 0);background-size:20px 20px}.example-steps{margin-top:6rem;padding-top:4rem;padding-left:2rem;padding-right:2rem;border-top:1px solid #e2e8f0}.steps-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:2rem;gap:2rem;margin-top:2rem}.step-item{background:#fff;padding:2rem 1.5rem;border-radius:var(--radius-md);border:1px solid #f1f5f9;transition:all .3s ease;position:relative;overflow:hidden}.step-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:#e2e8f0}.step-number{position:absolute;top:-10px;right:-10px;width:60px;height:60px;background:var(--bg-input);color:var(--accent);border-radius:50%;display:flex;align-items:flex-end;justify-content:flex-start;padding:15px;font-size:1.5rem;font-weight:800;opacity:.5}.step-content h4{margin:1rem 0 .5rem;font-size:1.1rem;font-weight:700;color:var(--primary)}.step-content p{font-size:.95rem;line-height:1.6;color:#64748b}.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:1.5rem;gap:1.5rem;margin-top:3rem}.benefit-item{text-align:left;padding:1.5rem;background:linear-gradient(90deg,#f8fafc,#fff);border-radius:var(--radius-md);border-left:4px solid var(--accent)}.benefit-item svg{color:var(--accent);margin-bottom:1rem}.benefit-item h5{font-size:1.1rem;font-weight:700;margin-bottom:.5rem}#reduce-image-size{padding:0 24px}.stat-label{color:#000}@media (max-width:768px){.tool-workspace{padding:1.5rem}.drop-zone{padding:2.5rem 1rem}.compression-stats{flex-direction:row;flex-wrap:nowrap;justify-content:space-between;gap:.25rem;padding:1rem .5rem}.stat-item{padding:0 .25rem;flex:1 1}.stat-value{font-size:1rem;margin-top:.25rem}.stat-label{font-size:.75rem}.merge-comparison-container{flex-direction:column;gap:1rem;align-items:stretch}.merge-comparison-item{width:100%;padding:1rem}.comparison-container{flex-direction:row;flex-wrap:nowrap;gap:.25rem;align-items:center}.comparison-item{padding:.5rem;flex:1 1}.comparison-item img{height:120px}.comparison-label{font-size:.65rem;padding:.2rem .5rem;margin-bottom:.5rem}.comparison-arrow{margin:5px 0;transform:rotate(0deg)}.comparison-arrow svg{width:24px;height:24px}.tool-container h2{font-size:2rem}.controls-panel{padding:1.5rem}}