:root{--color-dark:#031024;--color-dark-accent:#051e3e;--color-dark-light:#0a1a35;--color-primary:#FF4D29;--color-primary-light:rgba(255, 77, 41, 0.1);--color-primary-dark:#e64024;--color-secondary:#0055A4;--color-secondary-light:rgba(0, 85, 164, 0.1);--color-white:#FFFFFF;--color-light-gray:rgba(255, 255, 255, 0.7);--color-gray:rgba(255, 255, 255, 0.5);--color-dark-gray:rgba(255, 255, 255, 0.1);--color-success:#1e884ac7;--color-success-light:rgba(39, 174, 96, 0.1);--color-warning:#F39C12;--color-warning-light:rgba(243, 156, 18, 0.1);--color-error:#E74C3C;--color-error-light:rgba(231, 76, 60, 0.1);--color-info:#3498DB;--color-info-light:rgba(52, 152, 219, 0.1);--color-purple:#9B59B6;--color-purple-light:rgba(155, 89, 182, 0.1);--font-primary:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--font-mono:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-base:1rem;--font-size-md:1.125rem;--font-size-lg:1.25rem;--font-size-xl:1.5rem;--font-size-2xl:1.875rem;--font-size-3xl:2.25rem;--font-size-4xl:3rem;--space-xs:0.25rem;--space-sm:0.5rem;--space-md:0.75rem;--space-lg:1rem;--space-xl:1.5rem;--space-2xl:2rem;--space-3xl:3rem;--radius-xs:0.125rem;--radius-sm:0.25rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--radius-2xl:1.5rem;--radius-full:9999px;--transition-fast:0.15s cubic-bezier(0.4, 0, 0.2, 1);--transition-normal:0.3s cubic-bezier(0.4, 0, 0.2, 1);--transition-slow:0.5s cubic-bezier(0.4, 0, 0.2, 1);--transition-bounce:0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);--shadow-xs:0 1px 2px rgba(0, 0, 0, 0.1);--shadow-sm:0 1px 3px rgba(0, 0, 0, 0.2);--shadow-md:0 4px 6px rgba(0, 0, 0, 0.3);--shadow-lg:0 10px 15px rgba(0, 0, 0, 0.3);--shadow-xl:0 20px 25px rgba(0, 0, 0, 0.4);--shadow-2xl:0 25px 50px rgba(0, 0, 0, 0.5);--shadow-fire:0 0 12px rgba(255, 77, 41, 0.3);--shadow-fire-lg:0 0 20px rgba(255, 77, 41, 0.4);--shadow-glow:0 0 30px rgba(255, 255, 255, 0.1);--z-behind:-1;--z-normal:0;--z-above:1;--z-sticky:10;--z-fixed:100;--z-overlay:1000;--z-modal:2000;--z-toast:3000;--z-tooltip:4000;--glass-bg:rgba(255, 255, 255, 0.05);--glass-bg-hover:rgba(255, 77, 41, 0.15);--glass-bg-secondary:rgba(255, 255, 255, 0.08);--glass-border:rgba(255, 255, 255, 0.1);--glass-border-light:rgba(255, 255, 255, 0.08);--glass-blur:blur(20px) saturate(120%);--glass-blur-light:blur(15px) saturate(110%);--text-primary:#ffffff;--text-secondary:rgba(255, 255, 255, 0.8);--text-muted:rgba(255, 255, 255, 0.6);--text-disabled:rgba(255, 255, 255, 0.4)}body{background:radial-gradient(ellipse at top left,#05204b 25%,#031127 60%);margin:0;padding:0;box-sizing:border-box;position:relative;opacity:1;font-family:var(--font-primary);font-size:var(--font-size-base);line-height:1.6;color:var(--text-primary);background-attachment:fixed;overflow-x:hidden;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body::before{content:'';position:fixed;top:-200px;right:-200px;width:800px;height:800px;background:radial-gradient(circle,rgba(255,77,41,.15),transparent 60%);filter:blur(100px);z-index:1;pointer-events:none}.loading-spinner{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(3,16,36,.95);z-index:var(--z-modal);display:none;align-items:center;justify-content:center}.spinner{width:50px;height:50px;border:3px solid var(--color-dark-gray);border-top:3px solid var(--color-primary);border-radius:50%;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}html{margin:0;padding:0;overflow-x:hidden}*,::after,::before{box-sizing:border-box;margin:0;padding:0}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--color-dark-gray);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb{background:var(--color-primary);border-radius:var(--radius-full);transition:background var(--transition-normal)}::-webkit-scrollbar-thumb:hover{background:var(--color-primary-dark)}::selection{background:var(--color-primary);color:var(--color-white)}.page-layout{display:grid;grid-template-columns:1fr;gap:var(--space-xl);max-width:1200px;margin:0 auto;padding:0 var(--space-lg);width:100%;box-sizing:border-box}.main-column{min-width:0;max-width:1200px;margin:0 auto;width:100%;box-sizing:border-box}.tool-container{width:100%;max-width:1400px;margin:0 auto;padding:0 var(--space-lg);box-sizing:border-box;position:relative}.tool-container .content-wrapper{padding:var(--space-xl) var(--space-lg) var(--space-lg)}.wide-container{width:100%;max-width:1600px;margin:0 auto;padding:0 var(--space-lg);box-sizing:border-box}.wide-container .content-wrapper{padding:var(--space-xl) var(--space-lg) var(--space-lg)}.main-content{background:radial-gradient(circle at 15% 10%,rgb(255 77 41 / 11%) -2%,transparent 30%),radial-gradient(circle at 70% 85%,rgba(0,85,164,.12) 0,transparent 55%);margin-top:80px;min-height:calc(100vh - 80px);padding:var(--space-md) 0;position:relative;width:100%;box-sizing:border-box}.hero{text-align:center;margin-bottom:var(--space-md);padding:var(--space-xs) 0}.hero-title{font-size:var(--font-size-xl);font-weight:900;line-height:1.2;margin-top:0;margin-bottom:0;background:linear-gradient(135deg,var(--color-white) 0,var(--color-primary) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero-description{font-size:var(--font-size-base);color:var(--color-light-gray);margin:0 auto;line-height:1.3;white-space:nowrap}.hero-desc-short{display:none}.compact-converter{margin-bottom:var(--space-3xl)}.compact-converter .content-wrapper{padding:var(--space-xl) var(--space-lg) var(--space-lg)}.content-wrapper{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-md);padding:var(--space-2xl);position:relative;z-index:10;overflow:hidden;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1)}.content-wrapper.analytics-wrapper,.faq-section .content-wrapper,.features-section .content-wrapper{margin-top:var(--space-3xl);margin-bottom:var(--space-3xl)}.content-wrapper::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--color-primary),var(--color-secondary),transparent)}.upload-container{padding:0}.upload-zone{border:3px dashed rgba(255,255,255,.15);border-radius:var(--radius-md);padding:var(--space-3xl);text-align:center;cursor:pointer;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1);background:rgba(8,22,50,.35);position:relative;overflow:hidden}.upload-zone:hover{border-color:var(--color-primary);background:var(--glass-bg-hover)}.upload-zone::after{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,var(--color-primary-light) 0,transparent 70%);opacity:0;transition:opacity var(--transition-normal);pointer-events:none}.upload-zone:hover::after{opacity:1}.upload-zone.drag-over{border-color:var(--color-success);background:var(--glass-bg-hover)}.upload-content{position:relative;z-index:1}.upload-icon{font-size:var(--font-size-4xl);color:var(--color-primary);margin-bottom:var(--space-lg);animation:2s infinite bounce}@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}.upload-content .upload-title{font-size:var(--font-size-xl);color:var(--color-white);margin-bottom:var(--space-sm)}.upload-content p{color:var(--text-secondary);margin-bottom:var(--space-xl)}.upload-hints{display:flex;gap:var(--space-md);justify-content:center;margin-top:var(--space-xl);flex-wrap:wrap}.hint-badge{padding:var(--space-xs) var(--space-md);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);color:var(--text-secondary);font-size:var(--font-size-xs);font-weight:600}.supported-formats{margin-top:var(--space-sm);display:flex;flex-wrap:wrap;gap:6px;justify-content:center;max-width:520px;margin-left:auto;margin-right:auto}.format-badge{padding:3px 8px;background:rgba(255,77,41,.1);border:1px solid var(--color-primary);border-radius:var(--radius-md);font-size:12px;color:var(--color-primary);font-weight:600;text-transform:uppercase;letter-spacing:.5px}.files-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-md)}.files-title{display:flex;align-items:center;gap:var(--space-sm);font-size:16px;font-weight:600;color:var(--text-primary);margin:0}.files-title i{color:var(--color-primary);font-size:16px}.files-count{background:var(--color-primary);color:var(--color-white);padding:2px var(--space-sm);border-radius:var(--radius-full);font-size:var(--font-size-xs);margin-left:var(--space-sm)}.files-actions{display:flex;gap:var(--space-xs)}.files-dropzone{border:2px dashed rgba(255,255,255,.15);border-radius:var(--radius-md);padding:var(--space-lg);margin-bottom:var(--space-lg);text-align:center;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1);position:relative;overflow:hidden;background:rgba(8,22,50,.35);cursor:pointer}.files-dropzone:hover{background:var(--glass-bg-hover);border-color:var(--color-primary)}.files-dropzone.drag-active{border-color:var(--color-primary);background:var(--color-primary-light);opacity:1;transform:scale(1.02)}.dropzone-content{position:relative;z-index:1}.dropzone-icon{font-size:var(--font-size-3xl);color:var(--color-primary);margin-bottom:var(--space-md);animation:2s infinite bounce}.dropzone-content h4{margin:0 0 var(--space-xs) 0;color:var(--color-white);font-size:var(--font-size-md);font-weight:600}.dropzone-content p{color:var(--text-secondary);margin:0 0 var(--space-md) 0;font-size:var(--font-size-sm)}.dropzone-hints{display:flex;justify-content:center;gap:var(--space-sm);flex-wrap:wrap}.dropzone-hints .hint-badge{background:rgba(255,255,255,.1);color:var(--text-secondary);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-md);font-size:var(--font-size-xs);border:1px solid rgba(255,255,255,.2)}.settings-panel{margin-top:var(--space-md);padding:var(--space-lg) var(--space-md);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md)}.setting-group{padding:var(--space-lg);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);flex:1;display:flex;flex-direction:column}.checkbox-group{display:flex;flex-direction:row;flex-wrap:wrap;gap:var(--space-md);margin-top:var(--space-md)}.option-checkbox{display:flex;align-items:center;gap:var(--space-sm);cursor:pointer;color:var(--text-secondary);transition:color var(--transition-normal)}.option-checkbox:hover{color:var(--color-white)}.option-checkbox input[type=checkbox]{display:none}.checkbox-custom{width:18px;height:18px;background:rgba(255,255,255,.1);border:1px solid var(--color-gray);border-radius:var(--radius-sm);position:relative;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1)}.checkbox-custom::after{content:'✓';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(0);color:var(--color-white);font-size:12px;font-weight:700;transition:transform var(--transition-bounce)}.option-checkbox input[type=checkbox]:checked+.checkbox-custom{background:var(--color-primary);border-color:var(--color-primary)}.option-checkbox input[type=checkbox]:checked+.checkbox-custom::after{transform:translate(-50%,-50%) scale(1)}.checkbox-label{font-size:var(--font-size-xs)}.setting-label{display:flex;align-items:center;gap:var(--space-sm);font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:var(--space-xs)}.setting-label i{color:var(--color-primary);font-size:var(--font-size-base)}.files-list{display:flex;flex-direction:column;gap:var(--space-md);max-height:500px;overflow-y:auto;overflow-x:hidden;position:relative}.file-item{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-md);padding:var(--space-lg);display:flex;flex-direction:column;align-items:stretch;gap:0;transition:background .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1);cursor:default;position:relative;width:100%;user-select:none;-webkit-user-select:none}.file-main-row{display:flex;flex-direction:row;align-items:center;gap:var(--space-md);min-height:48px}.file-item:hover{background:var(--glass-bg-hover);border-color:var(--color-primary)}.drag-handle{color:var(--color-gray);cursor:grab;font-size:var(--font-size-lg);transition:color .2s,background .2s,transform .2s;padding:8px;border-radius:var(--radius-sm);position:relative;touch-action:none;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;-webkit-user-drag:none;-moz-user-drag:none;user-drag:none}.drag-handle:hover{color:var(--color-primary);background:rgba(255,77,41,.1);transform:scale(1.1)}.drag-handle:active{cursor:grabbing;transform:scale(.95);background:rgba(255,77,41,.2)}.drag-handle::before{content:'';position:absolute;top:50%;left:50%;width:20px;height:20px;background:radial-gradient(circle,var(--color-primary) 0,transparent 70%);border-radius:50%;transform:translate(-50%,-50%) scale(0);opacity:0;transition:transform .3s,opacity .3s}.drag-handle:hover::before{transform:translate(-50%,-50%) scale(1);opacity:.3;animation:2s ease-in-out infinite dragHint}@keyframes dragHint{0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.3}50%{transform:translate(-50%,-50%) scale(1.5);opacity:.1}}.file-item.dragging{opacity:.9;cursor:grabbing;transform:scale(1.02);border:2px solid var(--color-primary);z-index:var(--z-above);transition:transform .2s cubic-bezier(.25, .46, .45, .94),border-color .2s cubic-bezier(.25, .46, .45, .94),opacity .2s cubic-bezier(.25, .46, .45, .94)}.file-item.drag-over{border:2px dashed var(--color-success);background:var(--color-success-light)}.file-item.drag-chosen{transform:scale(1.02);border-color:var(--color-primary)}.drag-ghost{position:fixed;pointer-events:none;z-index:var(--z-modal);opacity:.8;transform:scale(1.02);border:2px solid var(--color-primary);transition:none}.files-list.drag-active .file-item:not(.dragging){opacity:.6;transform:scale(.98);transition:opacity .2s,transform .2s}.files-list.drag-enabled .drag-handle{opacity:1;color:var(--color-primary)}.files-list.drag-enabled .file-item:hover .drag-handle{color:var(--color-white);background:var(--color-primary);transform:scale(1.2)}.files-list.drag-active .file-item{transition:none}.files-list.drag-active .file-item.dragging{transition:transform .2s cubic-bezier(.25, .46, .45, .94),border-color .2s cubic-bezier(.25, .46, .45, .94),opacity .2s cubic-bezier(.25, .46, .45, .94)}.file-item.file-item-converting{border-color:rgba(255,77,41,.5);background:rgba(255,77,41,.06)}.file-item.file-item-converted{border-color:rgba(39,174,96,.3)}.file-item.file-item-failed{border-color:rgba(231,76,60,.3);opacity:.7}.file-item.file-item-rejected{border-color:rgba(255,77,41,.5)}.file-error-msg{margin-top:var(--space-xs);font-size:13px;color:#ff6b4a;display:flex;align-items:center;gap:var(--space-xs);font-weight:600}.file-error-msg i{font-size:12px;flex-shrink:0}.file-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--color-error) 0,var(--color-error) 100%);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:var(--color-white);font-size:var(--font-size-xl);flex-shrink:0}.file-icon.word-icon{background:linear-gradient(135deg,#2b579a 0,#2b579a 100%)}.file-icon.excel-icon{background:linear-gradient(135deg,#217346 0,#217346 100%)}.file-icon.powerpoint-icon{background:linear-gradient(135deg,#b7472a 0,#b7472a 100%)}.file-icon.image-icon{background:linear-gradient(135deg,#0078d4 0,#0078d4 100%)}.file-icon.pdf-icon{background:linear-gradient(135deg,var(--color-error) 0,var(--color-error) 100%)}.file-info{flex:1;min-width:0;overflow:hidden}.file-name{font-weight:600;color:var(--color-white);margin-bottom:var(--space-xs);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:120px}.file-meta{display:flex;gap:var(--space-sm);font-size:var(--font-size-sm);color:var(--text-secondary);flex-wrap:wrap;overflow:hidden}.meta-badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:var(--radius-sm);font-size:12px;font-weight:600;letter-spacing:.3px;text-transform:uppercase;transition:transform .2s}.meta-badge:hover{background:rgba(255,255,255,.12)}.meta-pages{background:rgba(187,134,215,.18);color:#c9a0dc;border:1px solid rgba(187,134,215,.35)}.meta-format{background:rgba(52,152,219,.15);color:#3498db;border:1px solid rgba(52,152,219,.3)}.meta-size{background:rgba(46,204,113,.15);color:#2ecc71;border:1px solid rgba(46,204,113,.3)}.meta-blank{background:rgba(255,193,7,.15);color:#ffc107;border:1px solid rgba(255,193,7,.3)}.meta-status{gap:4px}.meta-status.status-pending{background:rgba(255,193,7,.15);color:#ffc107;border:1px solid rgba(255,193,7,.3)}.meta-status.status-converting{background:rgba(52,152,219,.15);color:#3498db;border:1px solid rgba(52,152,219,.3)}.meta-status.status-converted{background:rgba(39,174,96,.15);color:#27ae60;border:1px solid rgba(39,174,96,.3)}.meta-status.status-failed{background:rgba(231,76,60,.15);color:#e74c3c;border:1px solid rgba(231,76,60,.3)}.meta-status.status-rejected{background:rgba(255,77,41,.2);color:#ff6b4a;border:1px solid rgba(255,77,41,.5);font-size:12px;padding:3px 10px}.file-progress{position:absolute;bottom:0;left:0;right:0;height:3px;background:rgba(255,255,255,.1);overflow:hidden;border-radius:0 0 var(--radius-md) var(--radius-md)}.file-progress-bar{height:100%;background:linear-gradient(90deg,var(--color-primary),var(--color-secondary));transition:width .3s;border-radius:0 2px 2px 0}.file-progress-bar.complete{background:var(--color-success)}.file-progress-bar.failed{background:var(--color-error)}.file-actions{display:flex;gap:var(--space-sm);flex-shrink:0;align-items:center;min-width:fit-content}.page-selector-btn{height:36px;padding:0 var(--space-md);background:var(--color-primary-light);border:1px solid var(--color-primary);border-radius:var(--radius-md);color:var(--color-primary);font-size:var(--font-size-sm);font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:var(--space-xs);transition:transform .3s cubic-bezier(.4, 0, .2, 1)}.page-selector-btn:hover{background:var(--color-primary);color:var(--color-white);transform:scale(1.05)}.quick-actions-bar{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding-top:var(--space-lg);border-top:1px solid var(--glass-border-light);margin-top:var(--space-lg)}.quick-actions-center{grid-column:2;display:flex;gap:var(--space-md);align-items:center;justify-content:center}.quick-actions-right{grid-column:3;display:flex;gap:var(--space-md);align-items:center;justify-self:end}.merge-options-wrapper{padding-top:var(--space-lg)}.merge-options-header{position:relative;margin-bottom:var(--space-xl)}.options-title{display:flex;align-items:center;gap:var(--space-sm);font-size:var(--font-size-md);color:var(--color-white);margin:0;padding-bottom:var(--space-lg)}.options-title i{color:var(--color-primary)}.merge-options{padding:0 var(--space-xl) var(--space-xl)}.options-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--space-2xl);margin-bottom:var(--space-2xl)}.option-group{background:var(--color-dark-gray);padding:var(--space-xl);border-radius:var(--radius-md)}.option-label{display:block;font-weight:600;color:var(--color-white);margin-bottom:var(--space-lg)}.radio-group{display:flex;flex-direction:column;gap:var(--space-md)}.radio-option{display:flex;align-items:center;gap:var(--space-sm);cursor:pointer;color:var(--text-secondary);transition:color var(--transition-normal)}.radio-option:hover{color:var(--color-white)}.radio-option input[type=radio]{display:none}.radio-custom{width:20px;height:20px;border:2px solid var(--color-gray);border-radius:50%;position:relative;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1)}.radio-custom::after{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(0);width:10px;height:10px;background:var(--color-primary);border-radius:50%;transition:transform var(--transition-bounce)}.radio-option input[type=radio]:checked+.radio-custom{border-color:var(--color-primary)}.radio-option input[type=radio]:checked+.radio-custom::after{transform:translate(-50%,-50%) scale(1)}.merge-action{text-align:center;padding:var(--space-xl);background:linear-gradient(135deg,var(--color-dark-gray) 0,transparent 100%);border-radius:var(--radius-md)}.merge-action .btn-lg{font-size:var(--font-size-md);padding:var(--space-lg) var(--space-2xl)}.merge-hint{margin-top:var(--space-md);color:var(--text-secondary);font-size:var(--font-size-sm)}.analytics-wrapper{margin-top:var(--space-xl);padding:var(--space-xl)}.analytics-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-md)}.analytics-header .analytics-title{display:flex;align-items:center;gap:var(--space-sm);font-size:16px;font-weight:600;color:var(--text-primary);margin:0}.analytics-header i{color:var(--color-primary);font-size:16px}.reset-stats-btn{height:32px;display:inline-flex;align-items:center;gap:var(--space-xs);padding:0 var(--space-md);background:rgba(255,255,255,.12);border:1px solid var(--glass-border-light);border-radius:var(--radius-md);color:var(--text-secondary);font-size:var(--font-size-xs);font-weight:600;cursor:pointer;transition:transform .3s cubic-bezier(.4, 0, .2, 1);text-transform:uppercase;letter-spacing:.5px}.reset-stats-btn i{color:var(--text-secondary);transition:transform .3s cubic-bezier(.4, 0, .2, 1)}.reset-stats-btn:hover{background:linear-gradient(135deg,var(--color-error) 0,var(--color-error) 100%);border-color:var(--color-error);color:var(--color-white)}.reset-stats-btn:hover i{color:var(--color-white)}.analytics-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg)}.analytics-card{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-lg);background:rgba(255,255,255,.12);border:1px solid var(--glass-border);border-radius:var(--radius-md);transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1);cursor:pointer;transform:translateZ(0);-webkit-transform:translateZ(0)}.analytics-card:hover{border-color:rgba(255,77,41,.3);background:var(--glass-bg-hover)}.analytics-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-primary) 0,#e64024 100%);border-radius:var(--radius-md);color:var(--color-white);font-size:var(--font-size-lg);flex-shrink:0}.analytics-data{flex:1}.analytics-value{font-size:var(--font-size-lg);font-weight:700;color:var(--color-white);font-family:var(--font-primary);margin-bottom:4px;line-height:1.2}.analytics-label{font-size:var(--font-size-xs);color:rgba(255,255,255,.7);font-weight:500;text-transform:uppercase;letter-spacing:.8px;opacity:.8}.features-section{margin-top:var(--space-3xl);margin-bottom:var(--space-2xl)}.section-header{text-align:center;margin-bottom:var(--space-2xl)}.section-header h2{font-size:var(--font-size-2xl);font-weight:800;color:var(--color-white);margin-bottom:var(--space-lg)}.section-header p{font-size:var(--font-size-md);color:var(--text-secondary);max-width:600px;margin:0 auto}.section-header-with-action{position:relative}.docs-link-btn{position:absolute;top:0;right:0;height:32px;display:inline-flex;align-items:center;gap:var(--space-xs);padding:0 var(--space-md);background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));border:1px solid rgba(255,77,41,.3);border-radius:var(--radius-md);color:var(--color-white);font-size:var(--font-size-xs);font-weight:600;text-decoration:none;text-transform:uppercase;letter-spacing:.5px;cursor:pointer;white-space:nowrap;overflow:hidden;transition:transform .3s cubic-bezier(.4, 0, .2, 1)}.docs-link-btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left var(--transition-slow)}.docs-link-btn:hover{transform:translateY(-2px);background:linear-gradient(135deg,var(--color-primary-dark),var(--color-primary))}.docs-link-btn:hover::before{left:100%}.docs-link-btn i{color:var(--color-white)}.docs-link-short{display:none}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg);margin-top:var(--space-2xl)}.feature-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);padding:var(--space-xl);text-align:center;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1);position:relative;overflow:hidden}.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--color-primary) 0,var(--color-secondary) 100%);transform:scaleX(0);transition:transform var(--transition-normal)}.feature-card:hover{background:rgba(255,77,41,.15);border-color:var(--color-primary)}.feature-card:hover::before{transform:scaleX(1)}.feature-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-dark) 100%);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-lg);font-size:var(--font-size-xl);color:var(--color-white);transition:transform .3s cubic-bezier(.4, 0, .2, 1)}.feature-card:hover .feature-icon{transform:scale(1.1) rotate(5deg)}.feature-card h3{font-size:var(--font-size-lg);font-weight:700;color:var(--color-white);margin-bottom:var(--space-md)}.feature-card p{color:var(--text-secondary);line-height:1.6}.faq-section{margin-bottom:var(--space-3xl)}.faq-grid{display:grid;gap:var(--space-md);max-width:800px;margin:0 auto}.faq-item{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);overflow:hidden;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1)}.faq-item:hover{background:rgba(255,77,41,.15);border-color:var(--color-primary)}.faq-question{padding:var(--space-xl);background:rgba(255,255,255,.12);display:flex;justify-content:space-between;align-items:center;cursor:pointer;transition:background .3s cubic-bezier(.4, 0, .2, 1);user-select:none}.faq-question:hover{background:var(--color-primary-light)}.faq-question h3{font-size:var(--font-size-md);color:var(--color-white);font-weight:600;margin:0}.faq-question i{color:var(--color-primary);font-size:var(--font-size-sm);transition:transform var(--transition-normal)}.faq-item.active .faq-question i{transform:rotate(180deg)}.faq-answer{max-height:0;overflow:hidden;transition:max-height var(--transition-normal)}.faq-item.active .faq-answer{max-height:300px}.faq-answer-content{padding:0 var(--space-xl) var(--space-xl);display:flex;align-items:center;justify-content:flex-start;min-height:100px}.faq-answer p{color:var(--text-secondary);line-height:1.6;margin:0;width:100%}html.modal-open,html.modal-open body{overflow:hidden}.tool-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 30% 40%,rgba(255,77,41,.12) 0,transparent 50%),radial-gradient(circle at 70% 60%,rgba(0,85,164,.1) 0,transparent 50%),linear-gradient(135deg,rgba(3,16,36,.97) 0,rgba(5,30,62,.98) 50%,rgba(3,16,36,.99) 100%);z-index:10000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .3s;touch-action:manipulation}.tool-modal.show{opacity:1;visibility:visible}.tool-modal-content{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);width:90%;max-width:500px;transform:translate3d(0,30px,0) scale(.9);transition:transform .3s cubic-bezier(.4, 0, .2, 1)}.tool-modal.show .tool-modal-content{transform:translate3d(0,0,0) scale(1)}.tool-modal-content.modal-large{max-width:900px;max-height:90vh;display:flex;flex-direction:column}.tool-modal-content.modal-preview{max-width:95vw;max-height:90vh;width:auto}@keyframes toolModalSlideIn{from{opacity:0;transform:translateY(-50px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}.tool-modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-xl);border-bottom:1px solid var(--color-dark-gray)}.tool-modal-title{display:flex;align-items:center;gap:var(--space-md)}.tool-modal-title h3{color:var(--color-white);font-size:var(--font-size-lg);font-weight:600;margin:0}.tool-modal-title i{color:var(--color-primary);font-size:var(--font-size-lg)}.tool-modal-header h3{color:var(--text-primary);font-size:var(--font-size-lg);margin:0}.tool-modal-close{width:36px;height:36px;background:var(--color-dark-gray);border:none;border-radius:var(--radius-md);color:var(--color-light-gray);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s,color .3s;touch-action:manipulation}.tool-modal-close:hover{background:var(--color-primary);color:var(--color-white)}.tool-modal-body{padding:var(--space-xl);max-height:60vh;overflow-y:auto}#settingsModal .tool-modal-body{max-height:75vh;overflow-y:hidden}#pageSelectorModal .tool-modal-body{padding-top:var(--space-sm)}#pagePreviewModal .tool-modal-body{display:flex;flex-direction:column;height:calc(90vh - 120px);max-height:calc(90vh - 120px);overflow:hidden;padding:var(--space-lg)}#pagePreviewModal .preview-container{flex:1;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:0;position:relative}#pagePreviewModal #previewCanvas{max-width:90vw;max-height:calc(90vh - 180px);width:auto;height:auto;object-fit:contain;border-radius:var(--radius-md);display:block}#pagePreviewModal .preview-controls{flex-shrink:0;padding-top:var(--space-lg)}.modal-footer{display:flex;gap:var(--space-md);justify-content:flex-end;padding:var(--space-lg) var(--space-xl);border-top:1px solid rgba(255,255,255,.1)}.modal-input{width:100%;padding:var(--space-md);background:var(--color-dark-light);border:1px solid var(--color-dark-gray);border-radius:var(--radius-md);color:var(--color-white);font-size:var(--font-size-base);outline:0;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1)}.modal-input:focus{border-color:var(--color-primary)}.page-selector-actions{display:flex;gap:var(--space-sm);margin-bottom:var(--space-md);margin-top:4px;padding-top:0;flex-wrap:wrap}.page-selector-actions .btn{min-height:36px}.page-selector-actions .btn.active{background:rgba(25,111,61,.5);color:var(--color-white)}.page-selector-actions .btn.active:hover{background:rgba(25,111,61,.6);border-color:rgba(25,111,61,.7)}.page-selector-actions .btn i{color:var(--color-primary)}.page-selector-actions .btn-secondary:hover,.page-selector-actions .btn:hover,.tool-modal-body .btn-primary:hover{transform:none}.page-range-input{display:flex;gap:var(--space-md);align-items:center;margin-bottom:var(--space-xs)}.page-range-input label{color:var(--text-secondary);font-size:var(--font-size-sm);white-space:nowrap}.page-range-input input{flex:1;min-height:36px;padding:var(--space-xs) var(--space-lg);background:rgba(8,22,50,.55);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);color:var(--color-white);font-size:var(--font-size-sm);outline:0;transition:border-color .3s cubic-bezier(.4, 0, .2, 1)}.page-range-input input:focus{border-color:var(--color-primary)}.page-range-input input::placeholder{color:rgba(255,255,255,.5)}.page-range-hint{display:block;margin-bottom:var(--space-lg);font-size:var(--font-size-xs);color:var(--text-secondary)}.page-range-hint i{color:var(--color-primary);margin-right:var(--space-xs)}.page-thumbnails{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:var(--space-md);max-height:300px;overflow-y:auto;padding:var(--space-md);background:rgba(8,22,50,.35);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md)}.page-thumbnail{aspect-ratio:210/297;background:var(--color-white);border:2px solid var(--color-dark-gray);border-radius:var(--radius-md);cursor:pointer;position:relative;overflow:hidden;transition:transform .3s cubic-bezier(.4, 0, .2, 1)}.page-thumbnail:hover{border-color:var(--color-primary);transform:scale(1.05)}.page-thumbnail.selected{border-color:#34d399}.selection-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(52,211,153,.4);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s;pointer-events:none;z-index:5;will-change:opacity;contain:layout style paint}.page-thumbnail.selected .selection-overlay{opacity:1}.selection-checkmark{width:60px;height:60px;background:linear-gradient(135deg,#34d399,#10b981);border-radius:50%;display:flex;align-items:center;justify-content:center;transform:scale(.8) translateZ(0);transition:transform .2s;will-change:transform}.page-thumbnail.selected .selection-checkmark{transform:scale(1) translateZ(0)}.selection-checkmark i{color:#fff;font-size:28px;font-weight:900}.page-thumbnail canvas{width:100%;height:100%;object-fit:contain;transition:transform var(--transition-normal)}.page-thumbnail.rotated-90 canvas{transform:rotate(90deg)}.page-thumbnail.rotated-180 canvas{transform:rotate(180deg)}.page-thumbnail.rotated-270 canvas{transform:rotate(270deg)}.page-number{position:absolute;bottom:0;left:0;right:0;background:rgba(0,0,0,.7);color:var(--color-white);padding:2px;text-align:center;font-size:var(--font-size-xs)}.page-thumbnail .preview-btn,.page-thumbnail .rotate-btn{position:absolute;width:24px;height:24px;background:rgba(0,0,0,.6);border:none;border-radius:var(--radius-md);color:var(--color-white);cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:.7;transition:transform .3s cubic-bezier(.4, 0, .2, 1),background .3s cubic-bezier(.4, 0, .2, 1)}.page-thumbnail .rotate-btn{top:5px;right:5px}.page-thumbnail .preview-btn{top:5px;left:5px}.page-thumbnail:hover .preview-btn,.page-thumbnail:hover .rotate-btn{opacity:1;background:rgba(0,0,0,.8)}.rotate-btn:hover{background:var(--color-primary);transform:rotate(90deg)}.preview-btn:hover{background:var(--color-secondary);transform:scale(1.2)}.preview-container{display:flex;align-items:center;justify-content:center;min-height:400px;max-height:calc(90vh - 250px);padding:var(--space-xl);background:var(--color-dark-gray);border-radius:var(--radius-md);overflow:hidden;position:relative}#previewCanvas{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:var(--radius-md);transform-origin:center center;transition:transform var(--transition-normal)}#previewCanvas.rotated-90{transform:rotate(90deg) scale(.7)}#previewCanvas.rotated-180{transform:rotate(180deg)}#previewCanvas.rotated-270{transform:rotate(270deg) scale(.7)}.preview-controls{display:flex;align-items:center;justify-content:space-between;gap:var(--space-xl);margin-top:var(--space-xl)}.preview-page-info{color:var(--text-secondary);font-size:var(--font-size-sm);font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);border-radius:var(--radius-md);font-weight:700;font-size:var(--font-size-sm);text-decoration:none;cursor:pointer;border:none;position:relative;overflow:hidden;transition:background .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1);text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;box-sizing:border-box}.btn-primary{background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-dark) 100%);color:var(--color-white)}.btn-primary:hover{background:linear-gradient(135deg,var(--color-primary-dark) 0,var(--color-primary) 100%)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-secondary{background:rgba(255,255,255,.12);color:var(--text-primary);border:1px solid rgba(255,255,255,.15)}.btn-secondary:hover{background:var(--glass-bg-hover);border-color:var(--glass-border)}.btn-sm{padding:var(--space-sm) var(--space-md);font-size:var(--font-size-xs)}.btn-lg{padding:var(--space-lg) var(--space-2xl);font-size:var(--font-size-md)}.btn-primary::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.btn-primary:hover::before{left:100%}.action-btn-inline{width:36px;height:36px;background:var(--glass-bg-secondary);border:1px solid var(--glass-border-light);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-sm);transition:transform .3s cubic-bezier(.4, 0, .2, 1);transform:translateZ(0);-webkit-transform:translateZ(0)}.action-btn-inline:hover{background:var(--glass-bg-hover);color:var(--text-primary);border-color:var(--glass-border)}.action-btn-inline.action-btn-download{background:rgba(52,152,219,.12);border-color:rgba(52,152,219,.15);color:rgba(52,152,219,.9)}.action-btn-inline.action-btn-download:hover{background:rgba(52,152,219,.15);border-color:rgba(52,152,219,.25);color:#3498db}.action-btn-inline.action-btn-delete{background:rgba(231,76,60,.12);border-color:rgba(231,76,60,.15);color:rgba(231,76,60,.9)}.action-btn-inline.action-btn-delete:hover{background:rgba(231,76,60,.15);border-color:rgba(231,76,60,.25);color:#e74c3c}.input-group{display:flex;gap:var(--space-md)}.stat-badge{display:flex;flex-direction:column;align-items:center;padding:var(--space-xs) var(--space-md);background:rgba(255,255,255,.12);border-radius:var(--radius-md);min-width:60px;transform:translateZ(0);-webkit-transform:translateZ(0)}.stat-badge.primary{background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-dark) 100%)}.stat-value{font-size:14px;font-weight:900;color:var(--color-white);font-family:var(--font-primary)}.stat-label{font-size:12px;color:var(--text-secondary);font-weight:600;text-transform:uppercase;letter-spacing:.5px}.stat-badge.primary .stat-label{color:var(--color-white)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.desktop-only{display:flex}.notification{position:fixed;top:100px;right:20px;padding:12px 20px;border-radius:8px;z-index:9999;animation:.3s slideIn;max-width:300px;color:#fff}.notification-success{background:#27ae60}.notification-error{background:#e74c3c}.notification-warning{background:#f39c12}.notification-info{background:#3498db}@keyframes slideIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}@keyframes slideOut{from{transform:translateX(0);opacity:1}to{transform:translateX(100%);opacity:0}}.related-tools-wrapper{margin-top:var(--space-3xl)}.related-tools-header{margin-bottom:var(--space-lg)}.related-tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-md)}.related-tool-card{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-lg);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);text-decoration:none;color:inherit;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1),background .3s cubic-bezier(.4, 0, .2, 1)}.related-tool-card:hover{background:rgba(255,77,41,.15);border-color:var(--color-primary);transform:translate3d(0,-2px,0) scale3d(1.01,1.01,1)}.related-tool-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-dark) 100%);border-radius:var(--radius-md);color:var(--color-white);font-size:var(--font-size-base);flex-shrink:0}.related-tool-info{flex:1;min-width:0}.related-tool-info h5{font-size:var(--font-size-sm);font-weight:700;color:var(--text-primary);margin:0 0 2px}.related-tool-info p{font-size:var(--font-size-xs);color:var(--text-secondary);margin:0;line-height:1.4}.related-tool-arrow{color:rgba(255,255,255,.3);font-size:var(--font-size-xs);flex-shrink:0;transition:color .3s,transform .3s}.related-tool-card:hover .related-tool-arrow{color:var(--color-primary);transform:translateX(3px)}.tech-details-section{margin-bottom:var(--space-3xl)}.tech-details-wrapper{margin-top:var(--space-3xl);margin-bottom:var(--space-3xl)}.tech-details-content{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-lg)}.tech-detail-block{padding:var(--space-xl);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1)}.tech-detail-block:hover{border-color:rgba(255,255,255,.25);transform:translate3d(0,-1px,0)}.tech-detail-block h3{display:flex;align-items:center;gap:var(--space-sm);font-size:var(--font-size-md);font-weight:700;color:var(--text-primary);margin:0 0 var(--space-md) 0}.tech-detail-block h3 i{color:var(--color-primary);font-size:var(--font-size-base)}.tech-detail-block p{font-size:var(--font-size-sm);color:var(--text-secondary);line-height:1.7;margin:0}@media (max-width:1200px){.analytics-grid,.features-grid{grid-template-columns:repeat(2,1fr)}.options-grid{grid-template-columns:1fr}.related-tools-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:1024px) and (min-width:769px){.file-item{padding:var(--space-md);gap:var(--space-sm)}.file-name{font-size:var(--font-size-base)}.page-selector-btn{padding:var(--space-xs) var(--space-sm);font-size:var(--font-size-xs)}.file-actions{gap:var(--space-xs)}}@media (max-width:768px){.tool-container,.wide-container{padding:0 var(--space-md)}.hero{margin-top:-var(--space-lg);margin-bottom:var(--space-sm)}.hero-title{font-size:var(--font-size-lg)}.hero-description{font-size:var(--font-size-xs)}.content-wrapper{padding:var(--space-md)}.upload-zone{padding:var(--space-lg)}.files-dropzone{padding:var(--space-md);margin-bottom:var(--space-lg)}.dropzone-content h4{font-size:var(--font-size-base)}.dropzone-hints{flex-wrap:wrap;justify-content:center;gap:var(--space-xs)}.upload-icon{font-size:var(--font-size-3xl)}.upload-content .upload-title{font-size:var(--font-size-lg)}.quick-actions-bar{grid-template-columns:1fr;gap:var(--space-lg);justify-items:center}.quick-actions-center{grid-column:1}.quick-actions-right{grid-column:1;justify-self:center}.analytics-grid{grid-template-columns:repeat(2,1fr);gap:var(--space-sm)}.analytics-header{flex-direction:column;gap:var(--space-md);text-align:center}.reset-stats-btn{width:100%;justify-content:center}.features-grid{grid-template-columns:1fr;gap:var(--space-lg)}.desktop-only{display:none}.supported-formats{max-width:100%;gap:4px}.format-badge{padding:2px 6px;font-size:12px}.tool-modal-content{width:95%;margin:var(--space-md)}.tool-modal-content.modal-large{width:95%}.page-thumbnails{grid-template-columns:repeat(auto-fill,minmax(80px,1fr))}.page-selector-actions{justify-content:center}.page-range-input{flex-direction:column;align-items:stretch}#pageSelectorModal .tool-modal-content{max-height:85vh;display:flex;flex-direction:column;overflow:hidden}#pageSelectorModal .tool-modal-body{flex:1;overflow:hidden;display:flex;flex-direction:column}#pageSelectorModal .page-thumbnails{flex:1;max-height:none;min-height:200px}#pageSelectorModal .modal-footer{flex-shrink:0;gap:var(--space-xs);padding:var(--space-sm)}#pageSelectorModal .modal-footer .btn{padding:var(--space-xs) var(--space-sm);font-size:12px;min-height:40px}#pageSelectorModal .tool-modal-header h3{font-size:16px}}@media (max-width:480px){.tool-container,.wide-container{padding:0 var(--space-sm)}.files-list{grid-template-columns:1fr;gap:var(--space-sm);padding:var(--space-xs)}.file-item{min-height:auto;padding:var(--space-sm);gap:var(--space-xs)}.file-icon{width:50px;height:50px;margin-bottom:var(--space-xs)}.file-icon i{font-size:24px}.file-name{font-size:var(--font-size-xs);line-height:1.2;-webkit-line-clamp:2;max-height:2.4em}.file-meta{gap:2px}.meta-badge{font-size:12px;padding:1px 4px}.supported-formats{gap:3px}.format-badge{padding:2px 5px;font-size:12px;letter-spacing:.3px}.file-actions{gap:var(--space-xs)}.page-selector-btn{font-size:12px;padding:var(--space-xs);min-height:36px}.action-btn-inline{min-width:36px;min-height:36px;padding:var(--space-xs);transform:translateZ(0);-webkit-transform:translateZ(0)}.upload-zone{padding:var(--space-md)}.files-dropzone{padding:var(--space-sm);margin-bottom:var(--space-md)}.dropzone-content h4{font-size:var(--font-size-sm);margin-bottom:var(--space-xs)}.dropzone-content p{font-size:var(--font-size-xs);margin-bottom:var(--space-sm)}.dropzone-hints{flex-wrap:wrap;justify-content:center;gap:var(--space-xs)}.hint-badge{font-size:var(--font-size-xs);padding:var(--space-xs) var(--space-sm)}.hero{padding:var(--space-xs) 0;margin-bottom:var(--space-sm);margin-top:-var(--space-xl)}.content-wrapper{padding:var(--space-sm)}.upload-zone{padding:var(--space-lg)}.analytics-grid{grid-template-columns:repeat(2,1fr)}.analytics-card{padding:var(--space-sm);transform:translateZ(0);-webkit-transform:translateZ(0)}.upload-hints{flex-direction:row;gap:var(--space-sm);flex-wrap:wrap;justify-content:center}.hint-badge{padding:var(--space-xs) var(--space-sm);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);font-size:12px}}.usage-compact{display:flex;flex-direction:column;gap:var(--space-2xl,2rem)}.usage-steps-horizontal{display:flex;align-items:flex-start;justify-content:center;gap:var(--space-lg,1.5rem);flex-wrap:nowrap;margin-bottom:var(--space-2xl,2rem)}.usage-step{display:flex;flex-direction:column;align-items:center;text-align:center;flex:1;max-width:200px}.step-icon{position:relative;display:flex;align-items:center;justify-content:center;width:80px;height:80px;background:linear-gradient(135deg,var(--color-primary,#ff4d29),#ff6b47);border-radius:50%;margin-bottom:var(--space-md,1rem);transition:transform .3s}.step-icon:hover{transform:scale(1.05)}.step-icon i{font-size:1.5rem;color:#fff}.step-num{position:absolute;top:-8px;right:-8px;width:24px;height:24px;background:var(--color-dark,#031024);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-sm, .875rem);font-weight:800;border:2px solid var(--color-primary,#ff4d29)}.usage-step h3{margin:0 0 var(--space-xs) 0;font-size:20px;font-weight:700;color:var(--color-white)}.usage-step p{font-size:var(--font-size-sm, .875rem);color:var(--text-secondary,rgba(255,255,255,.75));line-height:1.5;min-height:2.6em;margin:0}.step-arrow{color:var(--color-primary,#ff4d29);font-size:1.5rem;opacity:.7;align-self:flex-start;margin-top:28px;flex-shrink:0}.quick-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-lg,1.5rem)}.quick-feature{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-sm,.5rem);padding:var(--space-lg,1.5rem);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1)}.quick-feature:hover{background:rgba(255,77,41,.15);border-color:var(--color-primary)}.quick-feature i{font-size:var(--font-size-lg, 1.25rem);color:var(--color-primary,#ff4d29);flex-shrink:0}.quick-feature span{font-size:var(--font-size-sm, .875rem);color:var(--text-secondary,rgba(255,255,255,.75));font-weight:500}@media (max-width:768px){.usage-steps-horizontal{flex-direction:column;gap:var(--space-lg,1.5rem)}.step-arrow{transform:rotate(90deg);font-size:1.25rem}.step-icon{width:70px;height:70px}.step-icon i{font-size:1.25rem}.quick-features{grid-template-columns:1fr;gap:var(--space-md,1rem)}.quick-feature{padding:var(--space-md,1rem)}}@media (max-width:480px){.step-icon{width:60px;height:60px}.step-icon i{font-size:1.125rem}.usage-step h3{font-size:var(--font-size-base, 1rem)}.usage-step p{font-size:var(--font-size-xs, .75rem)}}@media (prefers-reduced-motion:reduce){*,::after,::before{animation-duration:0s;animation-iteration-count:1;transition-duration:0s}}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.btn:focus-visible,button:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}#clearAllBtn{background:rgba(231,76,60,.12);border-color:rgba(231,76,60,.15);color:rgba(231,76,60,.9)}#clearAllBtn:hover{background:rgba(231,76,60,.15);border-color:rgba(231,76,60,.25);color:#e74c3c}@media print{.analytics-wrapper,.faq-section,.features-section,.loading-spinner,.tool-modal{display:none}}.add-more-zone{padding:var(--space-sm);margin:var(--space-sm) 0;border:2px dashed rgba(255,255,255,.2);border-radius:var(--radius-md);text-align:center;cursor:pointer;transition:transform .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1);background:rgba(8,22,50,.35)}.add-more-zone:hover{border-color:var(--color-primary);background:rgba(255,77,41,.05)}.add-more-content{display:flex;align-items:center;justify-content:center;gap:var(--space-sm);flex-wrap:wrap}.add-more-icon{color:var(--color-primary);font-size:var(--font-size-md)}.add-more-text{color:var(--text-secondary);font-size:var(--font-size-sm);font-weight:500}.add-more-zone:hover .add-more-text{color:var(--color-primary)}.add-more-zone:hover .add-more-icon{transform:scale(1.1)}.global-drag-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 30% 40%,rgba(255,77,41,.12) 0,transparent 50%),radial-gradient(circle at 70% 60%,rgba(0,85,164,.1) 0,transparent 50%),linear-gradient(135deg,rgba(3,16,36,.97) 0,rgba(5,30,62,.98) 50%,rgba(3,16,36,.99) 100%);z-index:9999;display:none;align-items:center;justify-content:center;pointer-events:none}.global-drag-overlay.active{display:flex}.drag-overlay-content{text-align:center;color:var(--color-white);padding:var(--space-2xl) var(--space-3xl);background:rgba(255,255,255,.08);border-radius:var(--radius-md);border:2px dashed rgba(255,77,41,.6);animation:2s ease-in-out infinite alternate dragPulse}.drag-overlay-icon{font-size:3.5rem;margin-bottom:var(--space-lg);color:var(--color-primary)}.drag-overlay-text{font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--space-sm);color:var(--color-white)}.drag-overlay-subtitle{font-size:var(--font-size-sm);color:var(--text-secondary)}@keyframes dragPulse{0%{transform:scale(1);border-color:rgba(255,77,41,.4)}100%{transform:scale(1.02);border-color:rgba(255,77,41,.8)}}.info-tabs{position:absolute;top:-44px;left:64px;display:flex;gap:var(--space-sm);z-index:15}.info-tab{position:relative;height:44px;display:flex;align-items:center;gap:6px;padding:0 var(--space-md);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12);border-bottom:none;border-radius:var(--radius-md) var(--radius-md) 0 0;cursor:default;transition:background .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1)}.info-tab-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:rgba(255,255,255,.7)}.info-tab-hybrid .info-tab-label{color:rgba(245,158,11,.9)}.info-tab-help{position:relative;display:flex;align-items:center;cursor:pointer}.info-tab-help>i{font-size:13px;color:rgba(255,255,255,.35);transition:color .3s}.info-tab-help:hover>i{color:rgba(255,255,255,.7)}.info-tab-tooltip{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%);width:300px;padding:var(--space-lg);background:#041a35;border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s;z-index:100;pointer-events:none}.info-tab-tooltip::before{content:'';position:absolute;top:-6px;left:50%;transform:translateX(-50%) rotate(45deg);width:12px;height:12px;background:#041a35;border-left:1px solid rgba(255,255,255,.15);border-top:1px solid rgba(255,255,255,.15)}.info-tab-help:hover .info-tab-tooltip{opacity:1;visibility:visible;pointer-events:auto}.info-tab-tooltip-title{display:flex;align-items:center;gap:var(--space-sm);font-size:var(--font-size-sm);font-weight:700;color:var(--text-primary);margin-bottom:var(--space-md)}.info-tab-hybrid .info-tab-tooltip-title i{color:rgba(245,158,11,.9)}.info-tab-tooltip p{font-size:var(--font-size-xs);color:rgba(255,255,255,.7);line-height:1.5;margin-bottom:var(--space-sm)}.info-tab-tooltip p:last-of-type{margin-bottom:var(--space-md)}.info-tab-tooltip p strong{color:rgba(255,255,255,.92)}.info-tab-tooltip-footer{display:flex;align-items:center;gap:var(--space-sm);padding-top:var(--space-sm);border-top:1px solid rgba(255,255,255,.1);font-size:12px;font-weight:600;color:rgba(255,255,255,.5)}.info-tab-hybrid .info-tab-tooltip-footer i{color:rgba(245,158,11,.7)}.mobile-action-btn,.mobile-action-group,.mobile-btn-label,.mobile-divider,.mobile-group-label{display:none}.tool-tabs{position:absolute;top:-44px;right:64px;display:flex;gap:var(--space-sm);z-index:5}.tool-tab{position:relative;width:44px;height:44px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-bottom:none;border-radius:var(--radius-md) var(--radius-md) 0 0;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .3s cubic-bezier(.4, 0, .2, 1),background .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1);transform:translateZ(0);-webkit-transform:translateZ(0)}.tool-tab i{font-size:18px;color:rgba(255,255,255,.6);transition:color .3s cubic-bezier(.4, 0, .2, 1)}.tool-tab:hover{background:rgba(255,255,255,.06);border-color:rgba(255,77,41,.3)}.tool-tab:hover i{color:var(--color-primary)}.tool-tab.active i{color:#e74c3c}.tool-tabs .mobile-action-btn,.tool-tabs .mobile-divider{display:none}@media (max-width:1024px) and (min-width:901px){.usage-steps-horizontal{display:flex;flex-wrap:nowrap;justify-content:center;align-items:flex-start;gap:var(--space-lg)}.usage-step{flex:1;max-width:180px;text-align:center;align-items:center}.quick-features{display:flex;flex-wrap:nowrap;gap:var(--space-sm)}.quick-feature{flex:1;min-width:0;padding:var(--space-sm)}.quick-feature span{font-size:12px;line-height:1.2}}@media (max-width:1024px){body{background:linear-gradient(180deg,#05204b 0,#031127 100%)}.hero{padding:var(--space-xs) var(--space-md)}.hero-title{font-size:var(--font-size-lg)}.hero-description{font-size:var(--font-size-sm)}.content-wrapper{padding:var(--space-xl)}.section-header h2{font-size:var(--font-size-lg)}.section-header p{font-size:var(--font-size-sm)}.info-tabs{left:48px;top:-40px}.info-tab{height:40px;padding:0 var(--space-sm)}.info-tab-help>i,.info-tab-label{font-size:12px}.tool-tabs{right:48px;top:-40px}.tool-tab{width:40px;height:40px}.tool-tab i{font-size:16px}.usage-steps-horizontal{display:flex;flex-direction:row;flex-wrap:nowrap;gap:var(--space-md);justify-content:center;align-items:flex-start}.usage-step{flex:1;max-width:160px;text-align:center;align-items:center}.step-icon{width:60px;height:60px}.step-icon i{font-size:1.25rem}.step-title{font-size:13px}.step-description{font-size:12px}.step-arrow{margin-top:18px}.quick-features{display:flex;flex-wrap:nowrap;gap:var(--space-xs)}.quick-feature{flex:1;min-width:0;padding:var(--space-sm)}.quick-feature span{font-size:12px;line-height:1.2}.quick-actions-bar{grid-template-columns:1fr;justify-items:center}.quick-actions-center{grid-column:1}.quick-actions-right{display:none}}@media (max-width:768px){body{background:linear-gradient(180deg,#05204b 0,#031127 100%)}.page-layout{padding:0 var(--space-md);padding-bottom:60px;transform:none}.main-content{transform:none;contain:none;will-change:auto;background:radial-gradient(circle at 15% 10%,rgb(255 77 41 / 0%) -2%,transparent 30%),radial-gradient(circle at 70% 85%,rgba(0,85,164,.12) 0,transparent 55%)}.tool-container,.wide-container{padding:0 var(--space-sm)}.hero{padding:var(--space-xs) var(--space-sm);margin-bottom:var(--space-md);transform:none;contain:none}.info-tabs{position:fixed;top:73px;left:var(--space-sm);display:flex;flex-direction:row;gap:var(--space-xs);z-index:999;transition:transform .3s cubic-bezier(.4, 0, .2, 1)}.info-tabs.info-tabs-hidden{transform:translateY(-36px)}.info-tab{height:28px;padding:0 var(--space-sm);border:1px solid rgba(255,255,255,.12);border-top:none;border-radius:0 0 6px 6px;background:rgba(255,255,255,.12)}.info-tab-help>i,.info-tab-label{font-size:12px}.info-tab-tooltip{position:fixed;top:105px;left:var(--space-md);right:var(--space-md);width:auto;transform:none;max-width:320px}.info-tab-tooltip::before{left:24px;transform:rotate(45deg)}.tool-tabs{display:flex;position:fixed;top:auto;bottom:0;left:0;right:0;width:100%;height:52px;flex-direction:row;justify-content:center;align-items:center;gap:var(--space-md);padding:0 var(--space-md);background:linear-gradient(180deg,rgba(255,255,255,.08) 0,rgba(255,255,255,.02) 100%),linear-gradient(135deg,rgba(5,20,45,.95) 0,rgba(3,16,36,.92) 50%,rgba(10,25,50,.95) 100%);border-top:1px solid rgba(255,255,255,.12);border-bottom:none;z-index:1000}.tool-tab{width:40px;height:40px;border-radius:var(--radius-md);border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.08);cursor:pointer;pointer-events:auto;flex-shrink:0}.tool-tab:active{background:rgba(255,255,255,.15)}.tool-tab i{font-size:16px}.mobile-action-group{display:flex;align-items:center;gap:6px}.mobile-group-label{display:block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:rgba(255,255,255,.5);writing-mode:vertical-rl;text-orientation:mixed;transform:rotate(180deg)}.mobile-divider,.tool-tabs .mobile-divider{display:block;flex-shrink:0;width:1px;min-width:1px;height:32px;background:rgba(255,255,255,.2);margin:0 4px}.mobile-action-btn[data-action=convert]{display:flex;background:linear-gradient(135deg,#ff4d29 0,#e0421e 100%);border:1px solid rgba(255,77,41,.5)}.mobile-action-btn[data-action=convert] i{color:#fff}.mobile-action-btn[data-action=convert]:active{background:linear-gradient(135deg,#e0421e 0,#c9391a 100%)}.mobile-action-btn[data-action=download-all]{display:flex;background:rgba(52,152,219,.15);border:1px solid rgba(52,152,219,.3)}.mobile-action-btn[data-action=download-all] i{color:#3498db}.mobile-action-btn[data-action=download-all]:active{background:rgba(52,152,219,.25)}.mobile-action-btn[data-action=merge-all]{display:flex;background:rgba(155,89,182,.15);border:1px solid rgba(155,89,182,.3)}.mobile-action-btn[data-action=merge-all] i{color:#9b59b6}.mobile-action-btn[data-action=merge-all]:active{background:rgba(155,89,182,.25)}.mobile-action-btn .mobile-btn-label{display:inline;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.3px}.mobile-action-btn[data-action=convert] .mobile-btn-label{color:#fff}.mobile-action-btn[data-action=merge-all] .mobile-btn-label{color:#9b59b6}.mobile-action-btn[data-action=convert],.mobile-action-btn[data-action=merge-all]{width:auto;padding:0 var(--space-sm);gap:6px}.mobile-action-btn[data-action=add-more]{display:flex;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15)}.mobile-action-btn[data-action=add-more] i{color:rgba(255,255,255,.9)}.mobile-action-btn[data-action=add-more]:active{background:rgba(255,255,255,.15)}.mobile-action-btn.disabled,.mobile-action-btn:disabled{opacity:.4;pointer-events:none}.hero-title{font-size:var(--font-size-base)}.hero-description{font-size:var(--font-size-xs)}.content-wrapper{padding:var(--space-lg);border-radius:var(--radius-md)}.files-header{display:flex;flex-direction:row;justify-content:space-between;align-items:center;gap:var(--space-sm);text-align:left;padding-bottom:var(--space-md)}.files-title{font-size:14px;justify-content:flex-start}.files-title i{font-size:14px}.files-actions{flex-shrink:0}.files-actions .action-btn-inline{width:36px;height:36px;background:rgba(231,76,60,.12);border:1px solid rgba(231,76,60,.3);border-radius:var(--radius-md)}.files-actions .action-btn-inline i{color:rgba(231,76,60,.9)}.files-actions .action-btn-inline:active{background:rgba(231,76,60,.2)}.files-list{display:flex;flex-direction:column;gap:var(--space-xs);padding:0}.file-item{display:flex;flex-direction:column;align-items:stretch;gap:0;padding:var(--space-sm);flex-shrink:0;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md)}.file-main-row{display:flex;flex-direction:row;align-items:center;gap:var(--space-sm);min-height:56px}.file-item:hover{background:rgba(255,255,255,.15)}.file-icon{width:44px;height:44px;flex-shrink:0;margin-bottom:0;border-radius:var(--radius-md)}.file-icon i{font-size:20px}.file-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;text-align:left}.file-name{font-size:var(--font-size-xs);font-weight:600;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;-webkit-line-clamp:unset;max-height:none;margin-bottom:0}.file-meta{flex-direction:row;gap:var(--space-xs);text-align:left;align-items:center;margin-bottom:0}.drag-handle,.meta-badge{display:none}.file-item.dragging{transform:scale(1.02);border:2px solid var(--color-primary);z-index:1000}.file-item.drag-chosen{border-color:var(--color-primary);transform:scale(1.02)}.file-item:active{transform:scale(.98);transition:transform .1s}.files-list.drag-active .file-item:not(.dragging){opacity:.5;transform:scale(.95);margin:var(--space-xs) 0}.file-actions{display:flex;flex-direction:row;gap:var(--space-xs);margin-top:0;width:auto}.page-selector-btn{flex:none;padding:0;min-height:36px;min-width:36px;width:36px;font-size:0;border-radius:var(--radius-md);background:rgba(255,77,41,.12);border:1px solid rgba(255,77,41,.3);color:var(--color-primary);display:flex;align-items:center;justify-content:center}.page-selector-btn i{font-size:14px}.page-selector-btn:active{background:rgba(255,77,41,.2)}.file-actions:has(.ocr-mode-selector){display:contents}.file-main-row:has(.ocr-mode-selector){flex-wrap:wrap}.file-main-row .ocr-mode-selector{flex:0 0 100%;order:10;margin-top:var(--space-xs)}.file-actions .action-btn-inline{min-width:36px;min-height:36px;padding:var(--space-xs);border-radius:var(--radius-md)}.quick-actions-bar,.stat-badge{display:none}#pageSelectorModal .page-thumbnails{grid-template-columns:repeat(3,1fr);gap:var(--space-sm);overflow-y:auto;overflow-anchor:none;padding:var(--space-sm)}.page-thumbnail{aspect-ratio:auto;height:120px;width:100%}.page-thumbnail canvas{width:100%;height:100%;object-fit:contain}.selection-checkmark{width:36px;height:36px}.selection-checkmark i{font-size:16px}.page-thumbnail .preview-btn,.page-thumbnail .rotate-btn{width:24px;height:24px;font-size:12px}.upload-hints{flex-direction:row;gap:var(--space-sm);flex-wrap:wrap;justify-content:center}.hint-badge{padding:var(--space-xs) var(--space-sm);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);font-size:12px}.section-header{margin-bottom:var(--space-md)}.section-header h2{font-size:var(--font-size-sm)}.section-header p{font-size:var(--font-size-xs)}.docs-link-btn{height:28px;padding:0 var(--space-sm);font-size:12px;border-radius:var(--radius-md)}.docs-link-full{display:none}.docs-link-short{display:inline}.analytics-header{flex-direction:row;text-align:left;justify-content:space-between;align-items:center}.analytics-header .analytics-title{font-size:var(--font-size-sm)}.reset-stats-btn{width:auto;height:28px;padding:0 var(--space-sm);font-size:var(--font-size-xs);border-radius:var(--radius-md)}.analytics-card{padding:var(--space-sm)}.analytics-icon{width:36px;height:36px}.analytics-icon i{font-size:var(--font-size-sm)}.analytics-value{font-size:var(--font-size-base)}.analytics-label{font-size:12px}.usage-compact{margin-top:var(--space-lg);gap:0}.usage-steps-horizontal{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-md);justify-items:center;margin-bottom:var(--space-md)}.usage-step{align-items:center;text-align:center}.step-arrow{display:none}.step-icon{width:56px;height:56px}.step-icon i{font-size:1.125rem}.usage-step h3{font-size:var(--font-size-sm)}.usage-step p{font-size:var(--font-size-xs)}.quick-features{display:flex;flex-wrap:nowrap;gap:var(--space-xs)}.quick-feature{flex:1;padding:var(--space-sm);flex-direction:column;text-align:center}.quick-feature i{font-size:var(--font-size-sm)}.quick-feature span{font-size:12px}.features-grid{grid-template-columns:1fr;gap:var(--space-sm)}.feature-card{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;gap:0 var(--space-md);text-align:left;padding:var(--space-md);align-items:start}.feature-icon{grid-row:1/3;align-self:center;width:44px;height:44px}.feature-card h3{grid-column:2;grid-row:1;font-size:var(--font-size-sm);margin-bottom:0}.feature-card p{grid-column:2;grid-row:2;font-size:var(--font-size-xs);margin:0}.faq-grid{grid-template-columns:1fr;gap:var(--space-md)}.faq-question{min-height:44px}.faq-question h3{font-size:var(--font-size-sm)}.related-tools-grid{grid-template-columns:1fr}.related-tools-header h4{font-size:var(--font-size-sm)}.related-tool-card{padding:var(--space-md)}.related-tool-icon{width:36px;height:36px;font-size:var(--font-size-sm)}.related-tool-info h5{font-size:var(--font-size-xs)}.related-tool-info p{font-size:12px}.tech-details-content{grid-template-columns:1fr}.tech-detail-block{padding:var(--space-lg)}.tech-detail-block h3{font-size:var(--font-size-sm)}.tech-detail-block p{font-size:var(--font-size-xs)}}@media (max-width:480px){.info-tab{height:24px;padding:0 var(--space-xs);border-radius:0 0 4px 4px}.info-tab-label{font-size:12px;letter-spacing:.5px}.info-tab-help>i{font-size:12px}.info-tab-tooltip{top:101px;left:var(--space-sm);right:var(--space-sm)}.page-layout{padding:0 var(--space-sm)}.tool-container,.wide-container{padding:0 var(--space-xs)}.hero{padding:0 var(--space-xs);margin-bottom:var(--space-md)}.hero-title{font-size:var(--font-size-sm);font-weight:800}.hero-description{font-size:12px;line-height:1.4}.hero-desc-full{display:none}.hero-desc-short{display:inline}.content-wrapper{padding:var(--space-md);border-radius:var(--radius-md)}.tool-tab{width:36px;height:36px}.tool-tab i{font-size:14px}.section-header h2{font-size:var(--font-size-sm)}.section-header p{font-size:12px}.analytics-header .analytics-title{font-size:var(--font-size-xs)}.reset-stats-btn{height:24px;padding:0 var(--space-xs);font-size:12px;border-radius:var(--radius-md)}.analytics-icon{width:32px;height:32px}.analytics-icon i{font-size:var(--font-size-xs)}.analytics-value{font-size:var(--font-size-sm)}.analytics-label{font-size:12px}.usage-compact{margin-top:var(--space-md)}.usage-steps-horizontal{grid-template-columns:repeat(2,1fr);gap:var(--space-sm);justify-items:center}.step-icon{width:48px;height:48px}.step-icon i{font-size:1rem}.usage-step h3{font-size:var(--font-size-xs)}.usage-step p{font-size:12px}.quick-feature{padding:var(--space-xs)}.quick-feature i{font-size:var(--font-size-xs)}.quick-feature span{font-size:12px}.features-grid{gap:var(--space-xs)}.feature-card{padding:var(--space-sm) var(--space-md);gap:0 var(--space-sm)}.feature-icon{width:36px;height:36px;font-size:.875rem}.feature-card h3{font-size:var(--font-size-xs);margin-bottom:0}.feature-card p{font-size:12px;line-height:1.3}.faq-question{padding:var(--space-md)}.faq-question h3{font-size:var(--font-size-xs)}.faq-answer-content{padding:0 var(--space-md) var(--space-md)}.faq-answer-content p{font-size:var(--font-size-xs)}.related-tool-card{padding:var(--space-sm) var(--space-md)}.related-tool-icon{width:32px;height:32px;font-size:var(--font-size-xs)}.related-tool-info h5,.related-tool-info p{font-size:12px}.tech-detail-block{padding:var(--space-md)}.tech-detail-block h3{font-size:var(--font-size-xs)}.tech-detail-block p{font-size:12px;line-height:1.5}}@media (max-width:375px){.info-tab{height:22px;border-radius:0 0 3px 3px}.info-tab-label{font-size:12px}.info-tab-tooltip{top:99px}.page-layout{padding:0 var(--space-xs)}.tool-container,.wide-container{padding:0}.hero{margin-bottom:var(--space-sm)}.hero-title{font-size:var(--font-size-xs)}.hero-description{font-size:12px}.content-wrapper{padding:var(--space-sm)}.tool-tabs{gap:var(--space-xs)}.tool-tab{width:32px;height:32px}.tool-tab i{font-size:12px}.section-header h2{font-size:var(--font-size-xs)}.analytics-header .analytics-title,.section-header p{font-size:12px}.reset-stats-btn{height:22px;font-size:12px;border-radius:var(--radius-md)}.analytics-icon{width:28px;height:28px}.analytics-value{font-size:var(--font-size-xs)}.analytics-label{font-size:12px}.usage-compact{margin-top:var(--space-sm)}.step-icon{width:40px;height:40px}.step-icon i{font-size:.875rem}.quick-feature span,.usage-step h3,.usage-step p{font-size:12px}.feature-card{padding:var(--space-xs) var(--space-sm)}.feature-icon{width:32px;height:32px}.faq-answer-content p,.faq-question h3,.feature-card h3,.feature-card p{font-size:12px}.related-tool-arrow{display:none}.related-tool-icon{width:28px;height:28px;font-size:12px}.related-tool-info h5,.related-tool-info p,.tech-detail-block h3,.tech-detail-block p{font-size:12px}}.mode-selector-row{margin-bottom:var(--space-lg);padding-bottom:var(--space-lg);border-bottom:1px solid var(--color-dark-gray);transition:margin-bottom .3s cubic-bezier(.4, 0, .2, 1),padding-bottom .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1)}.mode-selector-row.collapsed{margin-bottom:var(--space-lg);padding-bottom:var(--space-sm)}.mode-label{display:flex;align-items:center;gap:var(--space-sm);font-weight:600;color:var(--text-primary);font-size:16px;margin:0}.mode-label i{color:var(--color-primary);font-size:16px}.mode-buttons-integrated{display:flex;flex-wrap:wrap;gap:12px;padding:8px;justify-content:center}.mode-btn-integrated{flex:1 1 200px;max-width:250px;min-width:200px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);padding:10px 16px;cursor:pointer;transition:background-color .3s cubic-bezier(.4, 0, .2, 1),border-color .3s cubic-bezier(.4, 0, .2, 1),transform .3s cubic-bezier(.4, 0, .2, 1);display:flex;align-items:center;gap:14px;color:#fff;position:relative;overflow:hidden;height:62px;box-sizing:border-box}.mode-btn-integrated::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#ff4d29,#ff6b47);transform:scaleY(0);transition:transform .3s cubic-bezier(.4, 0, .2, 1)}.mode-btn-integrated:hover{transform:translateX(4px);border-color:rgba(255,77,41,.4);background:rgba(255,77,41,.08)}.mode-btn-integrated:hover::before{transform:scaleY(1)}.mode-btn-integrated.active{background:rgba(25,111,61,.15);border-color:#196f3d}.mode-btn-integrated.active::before{background:linear-gradient(180deg,#196f3d,#228b22);transform:scaleY(1)}.mode-btn-integrated.active .mode-icon-integrated{background:linear-gradient(135deg,#196f3d,#228b22)}.mode-btn-integrated.active .mode-title-integrated{color:#fff}.mode-btn-integrated.active .mode-desc-integrated{color:rgba(255,255,255,.8)}.mode-icon-integrated{width:40px;height:40px;background:linear-gradient(135deg,#ff4d29,#ff6b47);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;transition:transform .3s cubic-bezier(.4, 0, .2, 1)}.mode-content-integrated{display:flex;flex-direction:column;gap:2px;flex:1}.mode-title-integrated{font-family:Inter,sans-serif;font-size:14px;font-weight:600;line-height:1.2;margin:0;color:#fff;transition:color .3s cubic-bezier(.4, 0, .2, 1)}.mode-desc-integrated{font-family:Inter,sans-serif;font-size:12px;line-height:1.2;margin:0;color:rgba(255,255,255,.65);transition:color .3s cubic-bezier(.4, 0, .2, 1)}.mode-header{display:flex;justify-content:space-between;align-items:center;gap:var(--space-md)}.mode-collapse-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:background-color .2s cubic-bezier(.4, 0, .2, 1),border-color .2s cubic-bezier(.4, 0, .2, 1),color .2s cubic-bezier(.4, 0, .2, 1),transform .2s cubic-bezier(.4, 0, .2, 1)}.mode-collapse-btn:hover{background:rgba(255,77,41,.12);border-color:var(--color-primary);color:var(--color-primary);transform:translateY(-1px)}.mode-collapsible-content{overflow:hidden;transition:max-height .3s cubic-bezier(.4, 0, .2, 1);max-height:500px;opacity:1}.mode-selector-row.collapsed .mode-collapsible-content{max-height:0;opacity:0}.mode-selector-row.collapsed .mode-collapse-btn i{transform:rotate(180deg)}.format-selector-wrapper{margin-bottom:var(--space-lg)}.format-selector-row{display:flex;gap:var(--space-lg);align-items:stretch}.format-selector-card{flex:3 1 0;min-width:0;gap:var(--space-md)}.ocr-global-card{flex:2 1 0;min-width:200px;gap:var(--space-md)}.ocr-global-card.disabled,.ocr-global-card.txt-forced #globalOcrLayoutBtn{opacity:.35;pointer-events:none}.ocr-global-card.txt-forced #ocrPanelLayout{opacity:.25;pointer-events:none}.ocr-compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-sm)}.ocr-compare-panel{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius-md);padding:var(--space-md);opacity:.7;cursor:pointer;transition:opacity .2s,border-color .2s}.ocr-compare-panel:hover{opacity:.85;border-color:rgba(255,255,255,.18)}.ocr-compare-panel.active{opacity:1;border-color:rgba(39,174,96,.55)}.ocr-compare-panel.active .ocr-compare-header i{color:#27ae60}.ocr-compare-header{display:flex;align-items:center;gap:6px;font-size:var(--font-size-xs);font-weight:700;color:var(--text-primary);text-transform:uppercase;letter-spacing:.06em;margin-bottom:var(--space-sm)}.ocr-compare-header i{font-size:12px;color:var(--color-primary)}.ocr-compare-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:5px}.ocr-compare-list li{display:flex;align-items:flex-start;gap:6px;font-size:12px;line-height:1.35;color:rgba(255,255,255,.7)}.ocr-compare-list li i{font-size:12px;margin-top:2px;flex-shrink:0}.ocr-compare-list .pro i{color:#27ae60}.ocr-compare-list .con i{color:rgba(231,76,60,.85)}.format-selector-groups{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-md)}.format-selector-group{display:flex;flex-direction:column;gap:var(--space-sm);padding:var(--space-md);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);min-width:0}.format-group-help{position:relative;display:inline-flex;align-items:center;cursor:help;margin-left:2px}.format-group-help>i{font-size:12px;color:rgba(255,255,255,.35);transition:color .2s}.format-group-help:hover>i{color:rgba(255,255,255,.7)}.format-group-help .info-tab-tooltip{width:240px;top:calc(100% + 8px);left:50%;transform:translateX(-50%);text-transform:none;letter-spacing:normal;font-weight:400;font-size:var(--font-size-xs)}.format-group-help:hover .info-tab-tooltip{opacity:1;visibility:visible}.quality-tooltip-title{font-size:var(--font-size-sm);font-weight:700;color:var(--text-primary);text-transform:none;letter-spacing:normal;margin-bottom:var(--space-md)}.quality-tooltip-title i{color:rgba(245,158,11,.9)}.file-format-select{display:flex;align-items:center}.format-select-dropdown{appearance:none;-webkit-appearance:none;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);color:rgba(255,255,255,.8);font-family:Inter,sans-serif;font-size:12px;font-weight:600;cursor:pointer;padding:0 24px 0 10px;height:36px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='rgba(255,255,255,0.4)' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;outline:0;transition:background-color .2s,border-color .2s,color .2s}.format-select-dropdown:hover{background-color:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25);color:var(--color-white)}.format-select-dropdown:focus{border-color:var(--color-primary);color:var(--color-white)}.format-select-dropdown optgroup,.format-select-dropdown option{background:#041a35;color:var(--color-white);font-size:12px}.format-group-label{font-size:12px;font-weight:600;color:rgba(255,255,255,.5);text-transform:uppercase;letter-spacing:.05em;display:flex;align-items:center;gap:4px}.format-warning-icon{color:var(--color-warning);font-size:12px;cursor:help}.format-buttons-row{display:flex;gap:var(--space-xs)}.format-btn{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);padding:var(--space-xs) var(--space-sm);cursor:pointer;transition:background-color .2s,border-color .2s,color .2s;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);font-weight:600;font-size:var(--font-size-xs);min-height:36px;min-width:52px;font-family:Inter,sans-serif}.format-btn:not(.active):hover{background:rgba(255,77,41,.15);border-color:var(--color-primary);color:var(--color-white)}.format-btn.active{background:rgba(25,111,61,.5);color:var(--color-white)}.meta-badge.meta-ocr{background:rgba(243,156,18,.2);color:#f39c12;border:1px solid rgba(243,156,18,.4)}.meta-badge.meta-detecting{background:rgba(52,152,219,.15);color:rgba(52,152,219,.9);border:1px solid rgba(52,152,219,.3)}@media (max-width:768px){.mode-buttons-integrated{flex-wrap:nowrap;gap:var(--space-xs)}.mode-btn-integrated{flex:1 1 0;min-width:0;flex-direction:row;text-align:left;height:auto;padding:8px 10px;gap:8px;align-items:center}.mode-btn-integrated:hover{transform:none}.mode-icon-integrated{width:32px;height:32px;font-size:14px}.mode-content-integrated{flex:1;min-width:0}.mode-title-integrated{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mode-desc-integrated{display:block;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.format-selector-row{flex-direction:column}.format-selector-card{flex:none}.format-selector-card,.ocr-global-card{flex:none;width:100%;min-width:0}.ocr-compare-grid{grid-template-columns:1fr 1fr}.format-selector-groups{grid-template-columns:repeat(2,1fr);gap:var(--space-sm)}.format-buttons-row{gap:4px;flex-wrap:wrap}.format-btn{flex:1 1 calc(50% - 2px);min-height:32px;min-width:44px;font-size:12px;padding:var(--space-xs) 8px}.compact-converter{margin-bottom:var(--space-md)}.content-wrapper.analytics-wrapper,.faq-section .content-wrapper,.features-section .content-wrapper{margin-top:var(--space-xl);margin-bottom:var(--space-xl)}.features-section{margin-top:var(--space-xl);margin-bottom:var(--space-lg)}.related-tools-wrapper{margin-top:var(--space-xl)}.tech-details-section{margin-bottom:var(--space-xl)}.tech-details-wrapper{margin-top:var(--space-xl);margin-bottom:var(--space-xl)}.faq-section{margin-bottom:var(--space-xl)}.section-header{margin-bottom:var(--space-lg)}}@media (max-width:480px){.mode-btn-integrated{padding:6px 8px;gap:6px}.mode-icon-integrated{width:28px;height:28px;font-size:12px}.mode-desc-integrated,.mode-title-integrated{font-size:12px}.ocr-compare-grid{grid-template-columns:1fr}.ocr-compare-panel{padding:var(--space-sm)}.ocr-compare-header,.ocr-compare-list li{font-size:12px}}.ocr-mode-selector{position:relative;display:flex;gap:0;padding:3px;height:36px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);box-sizing:border-box;flex-shrink:0}.ocr-mode-slider{position:absolute;top:3px;left:3px;width:calc(50% - 3px);height:calc(100% - 6px);background:#ff4d29;border-radius:var(--radius-md);transition:transform .4s cubic-bezier(.34, 1.56, .64, 1);pointer-events:none;z-index:0}.ocr-mode-selector.text-active .ocr-mode-slider{transform:translateX(100%)}.ocr-mode-btn{position:relative;z-index:1;padding:0 12px;height:100%;background:0 0;border:none;border-radius:var(--radius-md);color:rgba(255,255,255,.6);font-size:12px;font-weight:600;font-family:Inter,sans-serif;cursor:pointer;transition:color .25s cubic-bezier(.4, 0, .2, 1);flex:1 1 0;min-width:0;overflow:hidden;white-space:nowrap;display:flex;align-items:center;justify-content:center;gap:6px}.ocr-mode-btn:hover{color:rgba(255,255,255,.9)}.ocr-mode-btn.active{color:#fff}.ocr-mode-btn i{font-size:12px}.ocr-mode-selector.txt-locked .ocr-mode-btn:first-of-type{opacity:.3;pointer-events:none}