*{box-sizing:border-box;margin:0;padding:0}:root{--primary:#6366f1;--primary-dark:#4f46e5;--secondary:#10b981;--danger:#ef4444;--warning:#f59e0b;--bg-primary:#0f172a;--bg-secondary:#1e293b;--bg-tertiary:#334155;--text-primary:#f8fafc;--text-secondary:#cbd5e1;--text-muted:#94a3b8;--border-color:#475569;--shadow:0 4px 6px -1px #0000004d,0 2px 4px -1px #0003;--radius-sm:4px;--radius-md:8px;--radius-lg:12px}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.5;overflow-x:hidden}.dark-theme{background-color:var(--bg-primary);color:var(--text-primary)}.app-container{flex-direction:column;height:100vh;display:flex}.app-header{background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow);padding:1rem 1.5rem}.header-content{justify-content:space-between;align-items:center;max-width:100%;display:flex}.logo{align-items:center;gap:.75rem;display:flex}.logo i{color:var(--primary);font-size:1.75rem}.logo h1{background:linear-gradient(90deg,var(--primary),var(--secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:1.5rem;font-weight:700}.main-content{flex:1;display:flex;overflow:hidden}.sidebar{background-color:var(--bg-secondary);border-right:1px solid var(--border-color);flex-direction:column;gap:1.5rem;width:320px;padding:1.5rem;display:flex;overflow-y:auto}.sidebar-title{color:var(--text-primary);align-items:center;gap:.5rem;margin-bottom:1rem;font-size:1rem;font-weight:600;display:flex}.sidebar-title:before{content:"";background:var(--primary);border-radius:2px;width:4px;height:16px;display:block}.template-grid{grid-template-columns:1fr 1fr;gap:.75rem;display:grid}.template-option{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;flex-direction:column;gap:.25rem;padding:.75rem;transition:all .2s;display:flex}.template-option:hover{border-color:var(--primary);transform:translateY(-2px)}.template-option.active{border-color:var(--primary);background-color:#6366f11a}.template-option span:first-child{color:var(--text-primary);font-weight:600}.template-desc{color:var(--text-muted);font-size:.75rem}.form-group{margin-bottom:1rem}.form-group label{color:var(--text-secondary);margin-bottom:.5rem;font-size:.875rem;font-weight:500;display:block}.form-input{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);width:100%;color:var(--text-primary);padding:.625rem .75rem;font-size:.875rem;transition:border-color .2s}.form-input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #6366f133}.form-range{background:var(--bg-tertiary);-webkit-appearance:none;border-radius:3px;outline:none;width:100%;height:6px}.form-range::-webkit-slider-thumb{-webkit-appearance:none;background:var(--primary);cursor:pointer;border-radius:50%;width:18px;height:18px}.input-group{align-items:center;display:flex}.input-unit{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:0 var(--radius-md)var(--radius-md)0;color:var(--text-muted);border-left:none;padding:.625rem .75rem;font-size:.875rem}.btn-primary{background-color:var(--primary);color:#fff;border-radius:var(--radius-md);cursor:pointer;border:none;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-weight:500;transition:all .2s;display:flex}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-1px)}.btn-secondary{background-color:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;width:100%;padding:.625rem 1.25rem;font-weight:500;transition:all .2s}.btn-secondary:hover{border-color:var(--primary);background-color:#6366f11a}.btn-outline{color:var(--primary);border:1px solid var(--primary);border-radius:var(--radius-md);cursor:pointer;text-align:center;background-color:#0000;padding:.5rem 1rem;font-weight:500;transition:all .2s;display:inline-block}.btn-outline:hover{background-color:#6366f11a}.btn-icon{background-color:var(--bg-tertiary);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;justify-content:center;align-items:center;width:2.5rem;height:2.5rem;transition:all .2s;display:flex}.btn-icon:hover{color:var(--text-primary);border-color:var(--primary)}.btn-danger{background-color:var(--danger);color:#fff;border-radius:var(--radius-md);cursor:pointer;border:none;align-items:center;gap:.5rem;width:100%;padding:.625rem 1.25rem;font-weight:500;transition:all .2s;display:flex}.btn-danger:hover{background-color:#dc2626}.upload-area{border:2px dashed var(--border-color);border-radius:var(--radius-lg);text-align:center;cursor:pointer;margin-bottom:1rem;padding:2rem 1rem;transition:all .3s}.upload-area:hover,.upload-area.drag-over{border-color:var(--primary);background-color:#6366f10d}.upload-area i{color:var(--text-muted);margin-bottom:1rem;font-size:2.5rem}.upload-area p{margin-bottom:.5rem;font-weight:500}.upload-area span{color:var(--text-muted);margin-bottom:1rem;font-size:.875rem;display:block}#fileInput{display:none}.image-previews{grid-template-columns:repeat(3,1fr);gap:.75rem;max-height:200px;display:grid;overflow-y:auto}.image-preview{border-radius:var(--radius-md);aspect-ratio:1;background-color:var(--bg-tertiary);position:relative;overflow:hidden}.image-preview img{object-fit:cover;width:100%;height:100%}.image-preview .remove-btn{color:#fff;cursor:pointer;opacity:0;background-color:#ef4444cc;border:none;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:.75rem;transition:opacity .2s;display:flex;position:absolute;top:4px;right:4px}.image-preview:hover .remove-btn{opacity:1}.canvas-area{background-color:var(--bg-primary);flex-direction:column;flex:1;display:flex;overflow:hidden}.canvas-controls{background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:1rem 1.5rem;display:flex}.control-group{align-items:center;gap:.5rem;display:flex}#zoomLevel{color:var(--text-muted);text-align:center;min-width:50px;font-size:.875rem}.canvas-container{flex:1;justify-content:center;align-items:flex-start;padding:2rem;display:flex;overflow:auto}.collage-container{background-color:var(--bg-secondary);border-radius:var(--radius-lg);box-shadow:var(--shadow);position:relative;overflow:hidden}.collage-base{background-color:#fff;position:relative}.properties-panel{background-color:var(--bg-secondary);border-left:1px solid var(--border-color);flex-direction:column;width:280px;display:flex}.properties-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;display:flex}.properties-header h3{font-size:1rem;font-weight:600}.properties-content{flex:1;padding:1.5rem;overflow-y:auto}.no-selection{text-align:center;height:100%;color:var(--text-muted);flex-direction:column;justify-content:center;align-items:center;display:flex}.no-selection i{opacity:.5;margin-bottom:1rem;font-size:3rem}.properties-form{flex-direction:column;gap:1.5rem;display:flex}.form-actions{margin-top:1rem}.image-item{cursor:move;border:2px dashed #0000;transition:border-color .2s,box-shadow .2s;position:absolute;overflow:hidden}.image-item:hover{border-color:var(--primary)}.image-item.selected{border-color:var(--primary);z-index:10;box-shadow:0 0 0 3px #6366f14d}.image-item img{object-fit:contain;pointer-events:none;width:100%;height:100%}.image-item.selected .resize-handle{opacity:1}.control-popover{position:relative}.popover-content{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:260px;box-shadow:var(--shadow);padding:1rem}#autoArrangePopover{z-index:2000;display:none;position:fixed}#autoArrangePopover.active{display:block}.popover-content .form-group{margin-bottom:1rem}.popover-content .form-group:last-of-type{margin-bottom:1.25rem}.resize-handle{background:var(--primary);z-index:20;opacity:0;border:2px solid #fff;border-radius:50%;width:12px;height:12px;transition:opacity .2s;position:absolute;box-shadow:0 0 3px #00000080}.resize-handle.top-left{cursor:nw-resize;top:-6px;left:-6px}.resize-handle.top-right{cursor:ne-resize;top:-6px;right:-6px}.resize-handle.bottom-left{cursor:sw-resize;bottom:-6px;left:-6px}.resize-handle.bottom-right{cursor:se-resize;bottom:-6px;right:-6px}.toast-container{z-index:1000;flex-direction:column;gap:.75rem;display:flex;position:fixed;bottom:1.5rem;right:1.5rem}.toast{background-color:var(--bg-secondary);border-left:4px solid var(--primary);border-radius:var(--radius-md);box-shadow:var(--shadow);align-items:center;gap:.75rem;max-width:350px;padding:1rem 1.25rem;animation:.3s slideIn;display:flex}.toast.success{border-left-color:var(--secondary)}.toast.error{border-left-color:var(--danger)}.toast.warning{border-left-color:var(--warning)}.toast i{font-size:1.25rem}.toast.success i{color:var(--secondary)}.toast.error i{color:var(--danger)}.toast.warning i{color:var(--warning)}.toast-content{flex:1}.toast-title{margin-bottom:.25rem;font-weight:600}.toast-message{color:var(--text-secondary);font-size:.875rem}.toast-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:1rem}.hidden{display:none!important}.preset-grid{grid-template-columns:1fr 1fr;gap:.75rem;margin-bottom:1rem;display:grid}.preset-option{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;flex-direction:column;gap:.25rem;padding:.75rem;transition:all .2s;display:flex}.preset-option:hover{border-color:var(--primary);transform:translateY(-2px)}.preset-option.active{border-color:var(--primary);background-color:#6366f11a}.preset-desc{color:var(--text-muted);font-size:.75rem}.custom-size{border-top:1px solid var(--border-color);margin-top:1rem;padding-top:1rem}.export-dropdown{display:inline-block;position:relative}.export-dropdown:hover .dropdown-menu,.export-dropdown.active .dropdown-menu{display:block}.export-dropdown:after{content:"";height:.5rem;position:absolute;top:100%;left:0;right:0}.dropdown-menu{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow);z-index:1000;min-width:220px;margin-top:.5rem;display:none;position:absolute;top:100%;right:0}.dropdown-item{width:100%;color:var(--text-primary);text-align:left;cursor:pointer;background:0 0;border:none;align-items:center;gap:.75rem;padding:.75rem 1rem;transition:background-color .2s;display:flex}.dropdown-item:hover{background-color:var(--bg-tertiary)}.dropdown-item i{width:16px;color:var(--primary)}.modal{z-index:2000;background-color:#0f172acc;justify-content:center;align-items:center;width:100%;height:100%;padding:1rem;display:flex;position:fixed;top:0;left:0}.modal-content{background-color:var(--bg-secondary);border-radius:var(--radius-lg);box-shadow:var(--shadow);flex-direction:column;width:100%;max-width:900px;max-height:90vh;display:flex}.modal-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:1.5rem;display:flex}.modal-body{flex:1;display:flex;overflow:hidden}.modal-footer{border-top:1px solid var(--border-color);justify-content:flex-end;gap:1rem;padding:1.5rem;display:flex}.file-size-info{color:var(--text-primary);border-radius:var(--radius-md);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:10;background-color:#0f172ae6;padding:.5rem .75rem;font-size:.875rem;position:absolute;bottom:1rem;left:1rem}.export-preview{background-color:var(--bg-primary);flex:1;justify-content:center;align-items:center;padding:2rem;display:flex;position:relative;overflow:auto}.export-preview img{max-width:100%;max-height:100%;box-shadow:0 4px 12px #0000004d}.export-options{border-left:1px solid var(--border-color);width:300px;padding:1.5rem;overflow-y:auto}.loading-spinner{text-align:center;color:var(--text-muted)}.loading-spinner i{margin-bottom:1rem;font-size:2rem}.btn-special-feature{box-shadow:0 0 0 0 var(--primary);animation:2.5s cubic-bezier(.66,0,0,1) infinite pulseGlow}.btn-special-feature:hover{animation-duration:1.5s}@media print{body *{visibility:hidden}.collage-container,.collage-container *{visibility:visible}.collage-container{position:absolute;top:0;left:0;width:100%!important;box-shadow:none!important}.no-print{display:none!important}}.collage-base{background-color:#fff;position:relative;box-shadow:0 0 0 1px #ffffff1a}.grid-guides{pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0}.grid-line{background-color:#6366f133;position:absolute}.grid-line.vertical{width:1px;height:100%}.grid-line.horizontal{width:100%;height:1px}.progress-bar-container{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:6px;width:100%;height:12px;overflow:hidden}.progress-bar-inner{background-color:var(--primary);border-radius:6px;width:0%;height:100%;transition:width .4s cubic-bezier(.23,1,.32,1)}.image-item .image-actions{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);opacity:0;z-index:30;gap:.25rem;padding:.25rem;transition:opacity .2s;display:flex;position:absolute;top:8px;left:50%;transform:translate(-50%)}.image-item.selected .image-actions{opacity:1}.image-item.nospace-above .image-actions{top:auto!important;bottom:-42px!important}.image-item.very-small .image-actions{-webkit-backdrop-filter:blur(4px)!important;backdrop-filter:blur(4px)!important;background:#1e293bf2!important;top:50%!important;bottom:auto!important;transform:translate(-50%,-50%)!important}.image-item.selected{z-index:100;overflow:visible!important}.image-clipping-wrapper{justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:relative;overflow:hidden!important}.professional-file-info{color:var(--text-primary);border-radius:var(--radius-md);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:10;background-color:#0f172ae6;max-width:90%;padding:1rem;position:absolute;bottom:1rem;left:1rem}.file-info-grid{grid-template-columns:1fr 1fr;gap:.5rem 1.5rem;display:grid}.file-info-item{flex-direction:column;display:flex}.info-label{color:var(--text-muted);font-size:.75rem;font-weight:500}.info-value{color:var(--text-primary);font-size:.875rem;font-weight:600}.image-action-btn{background:var(--bg-tertiary);border-radius:var(--radius-sm);width:24px;height:24px;color:var(--text-secondary);cursor:pointer;border:none;justify-content:center;align-items:center;font-size:.75rem;transition:all .2s;display:flex}.image-action-btn:hover{background:var(--primary);color:#fff}.custom-template-inputs{border-top:1px solid var(--border-color);margin-top:1rem;padding-top:1rem}.custom-input-title{color:var(--text-secondary);margin-bottom:1rem;font-size:.9rem;font-weight:500}.info-tooltip{color:var(--text-muted);cursor:help;margin-left:5px;font-size:.8em}#cropImageContainer{width:100%;height:60vh;overflow:hidden}#imageToCrop{max-width:100%;display:block}#aiLoadingBar{margin:0 1.5rem 1rem;display:none}#aiLoadingBar.visible{display:block}.sidebar.is-processing,.collage-base.is-processing .image-item:not(.selected){pointer-events:none;opacity:.6;transition:opacity .3s}#processing-overlay{z-index:1999;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0f172a80;width:100vw;height:100vh;transition:opacity .3s;position:fixed;top:0;left:0}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.seo-content-section{background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%);border-top:1px solid #334155;margin-top:2rem;padding:4rem 2rem}.seo-container{max-width:1200px;margin:0 auto}.seo-header{text-align:center;margin-bottom:4rem}.seo-header h1{color:#0000;background:linear-gradient(90deg,#4f46e5,#10b981);-webkit-background-clip:text;background-clip:text;margin-bottom:1.5rem;font-size:2.8rem;font-weight:700;line-height:1.2}.seo-subtitle{color:var(--gray-light);max-width:800px;margin:0 auto;font-size:1.3rem;line-height:1.6}.seo-features-grid{grid-template-columns:repeat(auto-fit,minmax(380px,1fr));gap:2.5rem;margin-bottom:5rem;display:grid}.seo-feature-card{background:#1e293b;border:1px solid #334155;border-radius:1rem;padding:2.5rem;transition:all .3s;position:relative;overflow:hidden}.seo-feature-card:before{content:"";background:linear-gradient(90deg,#4f46e5,#10b981);height:4px;position:absolute;top:0;left:0;right:0}.seo-feature-card:hover{border-color:#4f46e5;transform:translateY(-8px);box-shadow:0 20px 40px #0000004d}.feature-icon{margin-bottom:1.5rem}.feature-icon i{color:#0000;background:linear-gradient(135deg,#4f46e5,#10b981);-webkit-background-clip:text;background-clip:text;font-size:3rem}.seo-feature-card h3{color:var(--light);margin-bottom:1.5rem;font-size:1.5rem;font-weight:600}.seo-feature-card p{color:var(--gray-light);margin-bottom:1.5rem;font-size:1.05rem;line-height:1.7}.feature-list{margin:0;padding:0;list-style:none}.feature-list li{color:var(--gray-light);padding:.5rem 0 .5rem 1.5rem;line-height:1.5;position:relative}.feature-list li:before{content:"✓";color:var(--secondary);font-weight:700;position:absolute;left:0}.seo-use-cases{margin-bottom:4rem}.seo-use-cases h2{text-align:center;color:var(--light);margin-bottom:3rem;font-size:2.2rem;font-weight:600}.use-cases-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;display:grid}.use-case{background:#1e293b;border:1px solid #334155;border-radius:.75rem;padding:2rem;transition:transform .3s}.use-case:hover{transform:translateY(-5px)}.use-case-icon{margin-bottom:1.5rem}.use-case-icon i{color:var(--secondary);font-size:2rem}.use-case h4{color:var(--light);margin-bottom:1rem;font-size:1.3rem;font-weight:600}.use-case p{color:var(--gray-light);line-height:1.6}.seo-keywords{text-align:center;background:#1e293b;border:1px solid #334155;border-radius:1rem;margin-bottom:4rem;padding:3rem}.seo-keywords h3{color:var(--light);margin-bottom:2rem;font-size:1.8rem;font-weight:600}.keywords-list{flex-wrap:wrap;justify-content:center;gap:1rem;max-width:900px;margin:0 auto;display:flex}.keyword-tag{color:#fff;background:linear-gradient(135deg,#4f46e5,#10b981);border:2px solid #0000;border-radius:2rem;padding:.75rem 1.5rem;font-size:.95rem;font-weight:500;transition:all .3s}.keyword-tag:hover{border-color:#fff3;transform:translateY(-2px);box-shadow:0 5px 15px #4f46e566}.seo-cta{text-align:center;background:linear-gradient(135deg,#1e293b 0%,#0f172a 100%);border:1px solid #334155;border-radius:1rem;padding:3rem}.seo-cta h3{color:var(--light);margin-bottom:1rem;font-size:2rem;font-weight:600}.seo-cta p{color:var(--gray-light);max-width:600px;margin-bottom:2rem;margin-left:auto;margin-right:auto;font-size:1.1rem}.cta-buttons{flex-wrap:wrap;justify-content:center;gap:1.5rem;display:flex}.btn-large{align-items:center;gap:.75rem;padding:1rem 2rem;font-size:1.1rem;display:inline-flex}.mobile-menu-toggle{border:2px solid var(--primary);color:var(--primary);cursor:pointer;border-radius:var(--radius-md);z-index:1001;background:0 0;justify-content:center;align-items:center;width:44px;height:44px;font-size:1.25rem;transition:all .3s cubic-bezier(.4,0,.2,1);display:none;position:relative;overflow:hidden}.mobile-menu-toggle:before{content:"";background:linear-gradient(90deg,#0000,#6366f133,#0000);width:100%;height:100%;transition:left .6s;position:absolute;top:0;left:-100%}.mobile-menu-toggle:hover:before{left:100%}.mobile-menu-toggle:hover{background:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:0 0 20px #6366f166}.mobile-nav-overlay{z-index:998;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);opacity:0;background:#0f172af2;width:100%;height:100%;transition:opacity .4s cubic-bezier(.4,0,.2,1);display:none;position:fixed;top:0;left:0}.mobile-nav-overlay.active{opacity:1;display:block}.header-nav{align-items:center;gap:1rem;display:flex}@media (max-width:767px){.mobile-menu-toggle{display:flex!important}.header-actions{flex-direction:column;align-items:flex-end;gap:.75rem;display:flex}.header-nav{background:linear-gradient(160deg,var(--bg-primary)0%,var(--bg-secondary)50%,var(--bg-primary)100%);z-index:999;border-right:1px solid #6366f14d;flex-direction:column;gap:0;width:280px;height:100vh;padding:6rem 1.5rem 2rem;transition:left .4s cubic-bezier(.4,0,.2,1);position:fixed;top:0;left:-100%;overflow-y:auto;box-shadow:4px 0 30px #00000080}.header-nav:before{content:"";background:linear-gradient(90deg,transparent,var(--primary),transparent);height:1px;position:absolute;top:0;left:0;right:0}.header-nav.active{left:0}.nav-link{border:none;border-bottom:1px solid #ffffff0d;border-radius:0;justify-content:flex-start;width:100%;margin-bottom:0;padding:1.25rem 1.5rem;font-size:1.1rem;font-weight:500;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;background:0 0!important}.nav-link:last-child{border-bottom:none}.nav-link span{background:linear-gradient(90deg,var(--text-primary),var(--text-secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-left:1rem;font-size:1rem;display:inline!important}.nav-link i{text-align:center;width:24px;font-size:1.3rem;transition:all .3s}.nav-link:before{content:"";background:linear-gradient(90deg,#0000,#6366f11a,#0000);width:100%;height:100%;transition:left .6s;position:absolute;top:0;left:-100%}.nav-link:hover:before{left:100%}.nav-link:hover{border-bottom-color:#6366f14d;transform:translate(12px)}.nav-link:hover span{background:linear-gradient(90deg,var(--primary),var(--secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text}.nav-link.active{border-bottom-color:var(--primary);transform:translate(8px)}.nav-link.active span{background:linear-gradient(90deg,var(--primary),var(--secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-weight:600}.compressor-gradient i{color:#4f46e5}.resizer-gradient i{color:#10b981}.enhancer-gradient i{color:#f59e0b}.color-gradient i{color:#ec4899}.collage-gradient i{color:#8b5cf6}.guide-gradient i{color:#06b6d4}.nav-link.active i,.nav-link:hover i{filter:brightness(1.2);transform:scale(1.1)}.app-header{z-index:1002;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f172acc;position:relative}.header-content{justify-content:space-between;gap:1rem}.logo h1{background:linear-gradient(90deg,var(--primary),var(--secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:1.3rem}body.nav-open{overflow:hidden}.nav-close-button{border:2px solid var(--border-color);color:var(--text-secondary);cursor:pointer;z-index:1001;background:0 0;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:absolute;top:1.5rem;right:1.5rem}.nav-close-button:hover{border-color:var(--primary);color:var(--primary);transform:rotate(90deg);box-shadow:0 0 15px #6366f14d}}@media (min-width:768px){.header-nav{width:auto;height:auto;box-shadow:none;background:0 0;border:none;flex-direction:row;padding:0;position:static;overflow:visible;display:flex!important}.nav-link{border-radius:var(--radius-md);border:1px solid #0000;padding:.75rem 1rem;font-size:.9rem;font-weight:500;transition:all .3s cubic-bezier(.4,0,.2,1);background:#6366f10d!important}.nav-link span{-webkit-text-fill-color:initial;color:var(--text-secondary);background:0 0;margin-left:.5rem;display:inline}.nav-link i{font-size:1rem}.nav-link:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px #6366f133}.nav-link:hover span{color:var(--text-primary);-webkit-text-fill-color:initial;background:0 0}.nav-link.active{border-color:var(--primary);transform:none;background:#6366f11a!important}.nav-link.active span{color:var(--text-primary);font-weight:600}.compressor-gradient{border-color:#4f46e54d}.resizer-gradient{border-color:#10b9814d}.enhancer-gradient{border-color:#f59e0b4d}.color-gradient{border-color:#ec48994d}.collage-gradient{border-color:#8b5cf64d}.guide-gradient{border-color:#06b6d44d}.compressor-gradient:hover{border-color:#4f46e5}.resizer-gradient:hover{border-color:#10b981}.enhancer-gradient:hover{border-color:#f59e0b}.color-gradient:hover{border-color:#ec4899}.collage-gradient:hover{border-color:#8b5cf6}.guide-gradient:hover{border-color:#06b6d4}.mobile-menu-toggle{display:none!important}.nav-close-button{display:none}}.header-content{z-index:1003;justify-content:space-between;align-items:center;gap:1rem;width:100%;display:flex;position:relative}.logo{z-index:1003;align-items:center;gap:.75rem;display:flex}.logo i{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:1.75rem}.nav-link,.mobile-menu-toggle,.nav-close-button{transition:all .3s cubic-bezier(.4,0,.2,1)}@keyframes cyberSlideIn{0%{opacity:0;filter:blur(10px);transform:translate(-30px)}to{opacity:1;filter:blur();transform:translate(0)}}.header-nav.active .nav-link{animation:.6s cubic-bezier(.4,0,.2,1) forwards cyberSlideIn}.header-nav.active .nav-link:first-child{animation-delay:.1s}.header-nav.active .nav-link:nth-child(2){animation-delay:.15s}.header-nav.active .nav-link:nth-child(3){animation-delay:.2s}.header-nav.active .nav-link:nth-child(4){animation-delay:.25s}.header-nav.active .nav-link:nth-child(5){animation-delay:.3s}.header-nav.active .nav-link:nth-child(6){animation-delay:.35s}.nav-link:focus,.mobile-menu-toggle:focus{outline:2px solid var(--primary);outline-offset:2px}@media (max-width:768px){.seo-content-section{padding:3rem 1rem}.seo-header h1{font-size:2.2rem}.seo-subtitle{font-size:1.1rem}.seo-features-grid{grid-template-columns:1fr;gap:2rem}.seo-feature-card{padding:2rem}.use-cases-grid{grid-template-columns:1fr;gap:1.5rem}.keywords-list{gap:.75rem}.keyword-tag{padding:.6rem 1.2rem;font-size:.85rem}.cta-buttons{flex-direction:column;align-items:center}.btn-large{justify-content:center;width:100%;max-width:300px}}@media (max-width:480px){.seo-header h1{font-size:1.8rem}.seo-feature-card{padding:1.5rem}.seo-keywords,.seo-cta{padding:2rem 1rem}.seo-cta h3{font-size:1.6rem}}@media (max-width:1024px){.sidebar{width:280px}.properties-panel{width:260px}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--primary)}@keyframes pulseGlow{0%{box-shadow:0 0 #6366f1b3}70%{box-shadow:0 0 0 20px #6366f100}to{box-shadow:0 0 #6366f100}}.mobile-nav-toggle{display:none}.mobile-drawer-overlay{z-index:1499;opacity:0;background:#00000080;width:100%;height:100%;transition:opacity .3s;display:none;position:fixed;top:0;left:0}.mobile-drawer-overlay.active{opacity:1;display:block}@media (max-width:768px){.modal-body{flex-direction:column;overflow-y:auto}.export-options{border-left:none;border-top:1px solid var(--border-color);width:100%}.modal-content{max-height:95vh}.canvas-container{justify-content:flex-start;padding:1rem}.canvas-controls{flex-wrap:nowrap;gap:.5rem}.control-group-scrollable{-ms-overflow-style:none;scrollbar-width:none;flex:1;min-width:0;overflow-x:auto}.control-group-scrollable::-webkit-scrollbar{display:none}.control-group-static,.control-group-scrollable>.btn-icon{flex-shrink:0}}@media (max-width:1024px){.mobile-nav-toggle{display:flex}.collage-container{overflow:visible}.main-content{position:relative;overflow:hidden}.canvas-area{width:100%;height:100%}.header-content{gap:0}.sidebar{z-index:1500;height:100vh;box-shadow:var(--shadow);padding-top:4.5rem;transition:transform .3s ease-in-out;position:fixed;top:0;overflow-y:auto}.properties-panel{z-index:1400;background-color:var(--bg-secondary);border-top:1px solid var(--border-color);width:100%;height:auto;max-height:30vh;box-shadow:var(--shadow);flex-direction:column;transition:transform .3s ease-in-out;display:flex;position:fixed;inset:auto 0 0;overflow:hidden}.properties-panel .properties-content{flex:1;overflow-y:auto}.sidebar{width:300px;left:0;transform:translate(-100%)}.properties-panel{width:100%;transform:translateY(100%)}.sidebar.active{transform:translate(0)}.properties-panel.active{transform:translateY(0)}.app-header{z-index:1600;position:relative}}