:root{--color-teal: #3BB4B4;--color-teal-light: #4ec9c9;--color-teal-dark: #2d9a9a;--color-orange-start: #E47911;--color-orange-end: #D2680D;--gradient-orange: linear-gradient(135deg, var(--color-orange-start), var(--color-orange-end));--gradient-teal: linear-gradient(135deg, #3BB4B4, #2d9a9a);--bg-primary: #f8f9fa;--bg-surface: #ffffff;--bg-glass: rgba(255, 255, 255, .72);--bg-glass-hover: rgba(255, 255, 255, .88);--bg-subtle: rgba(0, 0, 0, .03);--bg-file-item: rgba(0, 0, 0, .02);--bg-file-item-hover: rgba(59, 180, 180, .06);--bg-input: #ffffff;--bg-progress-track: rgba(0, 0, 0, .06);--bg-privacy: rgba(59, 180, 180, .06);--bg-format-tag: rgba(59, 180, 180, .1);--bg-notification: #ffffff;--text-primary: #333333;--text-secondary: #666666;--text-tertiary: #999999;--text-inverse: #ffffff;--border-light: rgba(0, 0, 0, .06);--border-medium: rgba(0, 0, 0, .1);--border-strong: rgba(0, 0, 0, .15);--border-dashed: rgba(0, 0, 0, .18);--border-input: rgba(0, 0, 0, .12);--border-input-focus: var(--color-teal);--shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .06);--shadow-md: 0 4px 16px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .1);--shadow-xl: 0 12px 48px rgba(0, 0, 0, .14);--shadow-teal-glow: 0 0 20px rgba(59, 180, 180, .25);--shadow-orange-glow: 0 0 24px rgba(228, 121, 17, .3);--shadow-teal-sm: 0 0 12px rgba(59, 180, 180, .15);--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px;--font-sans: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-heading: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;--color-success: #34d399;--color-error: #f87171;--color-info: #60a5fa;--color-warning: #fbbf24;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s cubic-bezier(.4, 0, .2, 1);--scrollbar-thumb: rgba(0, 0, 0, .15);--scrollbar-track: transparent}body.dark-theme{--bg-primary: #121212;--bg-surface: #242424;--bg-glass: rgba(36, 36, 36, .75);--bg-glass-hover: rgba(36, 36, 36, .9);--bg-subtle: rgba(255, 255, 255, .04);--bg-file-item: rgba(255, 255, 255, .03);--bg-file-item-hover: rgba(59, 180, 180, .08);--bg-input: #1e1e1e;--bg-progress-track: rgba(255, 255, 255, .08);--bg-privacy: rgba(59, 180, 180, .08);--bg-format-tag: rgba(59, 180, 180, .14);--bg-notification: #2a2a2a;--text-primary: #f0f0f0;--text-secondary: #a0a0a0;--text-tertiary: #777777;--border-light: rgba(255, 255, 255, .06);--border-medium: rgba(255, 255, 255, .1);--border-strong: rgba(255, 255, 255, .15);--border-dashed: rgba(255, 255, 255, .18);--border-input: rgba(255, 255, 255, .12);--shadow-xs: 0 1px 2px rgba(0, 0, 0, .2);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .25);--shadow-md: 0 4px 16px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .35);--shadow-xl: 0 12px 48px rgba(0, 0, 0, .4);--shadow-teal-glow: 0 0 24px rgba(59, 180, 180, .3);--shadow-orange-glow: 0 0 28px rgba(228, 121, 17, .35);--shadow-teal-sm: 0 0 14px rgba(59, 180, 180, .2);--scrollbar-thumb: rgba(255, 255, 255, .15)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;opacity:0;transition:opacity var(--transition-slow),background-color var(--transition-normal),color var(--transition-normal)}body.loaded{opacity:1}a{color:var(--color-teal);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-teal-light);text-decoration:underline}button{font-family:inherit;cursor:pointer;border:none;outline:none;background:none}input{font-family:inherit;outline:none}img{max-width:100%;display:block}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--scrollbar-track)}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-teal)}*{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb) var(--scrollbar-track)}.app-container{max-width:960px;margin:0 auto;padding:var(--space-lg);display:flex;flex-direction:column;gap:var(--space-lg)}.app-header{position:relative;text-align:center;background:var(--bg-glass);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border-medium);border-radius:var(--radius-xl);padding:var(--space-xl) var(--space-lg);box-shadow:var(--shadow-sm);animation:fadeSlideUp .6s ease-out both}.app-logo{display:flex;align-items:center;justify-content:center;gap:var(--space-md);margin-bottom:var(--space-sm)}.app-logo-icon{font-size:42px;line-height:1;background:var(--gradient-orange);-webkit-background-clip:text;background-clip:text;filter:drop-shadow(0 2px 6px rgba(228,121,17,.3));animation:logoPulse 3s ease-in-out infinite}.app-logo-text{font-family:var(--font-heading);font-size:32px;font-weight:800;color:var(--color-teal);letter-spacing:-.5px;line-height:1.2}.app-subtitle{font-size:14px;color:var(--text-secondary);font-weight:400;max-width:560px;margin:0 auto;line-height:1.6}.app-subtitle span{display:inline}.theme-toggle{position:absolute;top:var(--space-md);right:var(--space-md);width:40px;height:40px;border-radius:var(--radius-full);background:var(--bg-subtle);border:1px solid var(--border-light);display:flex;align-items:center;justify-content:center;font-size:18px;transition:all var(--transition-fast);z-index:10}.theme-toggle:hover{transform:scale(1.12);background:var(--bg-glass-hover);box-shadow:var(--shadow-md);border-color:var(--border-medium)}.theme-toggle:active{transform:scale(.95)}.tool-selector{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-md);animation:fadeSlideUp .6s ease-out .1s both}.tool-card{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);padding:var(--space-lg) var(--space-md);background:var(--bg-glass);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border-medium);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:all var(--transition-normal);cursor:pointer;position:relative;overflow:hidden}.tool-card:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(59,180,180,.05),transparent);opacity:0;transition:opacity var(--transition-normal);border-radius:inherit}.tool-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}.tool-card:hover:before{opacity:1}.tool-card.active{border-color:var(--color-teal);box-shadow:var(--shadow-sm),var(--shadow-teal-sm);transform:translateY(-2px)}.tool-card.active:before{opacity:1;background:linear-gradient(135deg,rgba(59,180,180,.08),transparent)}.tool-icon{font-size:40px;line-height:1;transition:transform var(--transition-normal)}.tool-card:hover .tool-icon{transform:scale(1.1)}.tool-name{font-family:var(--font-heading);font-size:14px;font-weight:600;color:var(--text-primary);text-align:center;transition:color var(--transition-fast)}.tool-card.active .tool-name{color:var(--color-teal)}.tool-desc{font-size:11px;color:var(--text-tertiary);text-align:center;line-height:1.4}.glass-panel{background:var(--bg-glass);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border-medium);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:var(--space-lg);transition:all var(--transition-normal)}.panel-header{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-md);padding-bottom:var(--space-md);border-bottom:1px solid var(--border-light)}.panel-icon{font-size:20px;line-height:1}.panel-title{font-family:var(--font-heading);font-size:15px;font-weight:600;color:var(--text-primary);flex:1}.workspace{display:flex;flex-direction:column;gap:var(--space-lg);animation:fadeSlideUp .6s ease-out .2s both}.drop-panel{padding:var(--space-sm)}.drop-zone{position:relative;border:2px dashed var(--border-dashed);border-radius:var(--radius-md);padding:var(--space-2xl) var(--space-lg);text-align:center;cursor:pointer;transition:all var(--transition-normal);animation:dropZonePulse 3s ease-in-out infinite;min-height:200px;display:flex;align-items:center;justify-content:center}.drop-zone:hover{border-color:var(--color-teal);background:#3bb4b408;box-shadow:inset 0 0 30px #3bb4b40a}.drop-zone.drag-over{border-color:var(--color-teal);border-style:solid;background:#3bb4b40f;box-shadow:var(--shadow-teal-glow),inset 0 0 40px #3bb4b40f;transform:scale(1.01)}.drop-zone-content{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);pointer-events:none}.drop-icon{font-size:48px;line-height:1;margin-bottom:var(--space-xs);transition:transform var(--transition-normal)}.drop-zone:hover .drop-icon{transform:translateY(-4px) scale(1.05)}.drop-title{font-family:var(--font-heading);font-size:15px;font-weight:600;color:var(--text-primary)}.drop-subtitle{font-size:12px;color:var(--text-tertiary)}.drop-formats{display:flex;gap:var(--space-sm);margin-top:var(--space-sm);flex-wrap:wrap;justify-content:center}.format-tag{display:inline-flex;align-items:center;padding:3px 10px;background:var(--bg-format-tag);color:var(--color-teal);font-family:var(--font-mono);font-size:11px;font-weight:600;border-radius:var(--radius-full);border:1px solid rgba(59,180,180,.18);letter-spacing:.5px;text-transform:uppercase}#file-input{display:none}.file-list-panel{animation:fadeSlideUp .3s ease-out both}.file-count,.page-count{font-family:var(--font-mono);font-size:12px;font-weight:500;color:var(--color-teal);background:var(--bg-format-tag);padding:2px 10px;border-radius:var(--radius-full);border:1px solid rgba(59,180,180,.15)}.file-list{display:flex;flex-direction:column;gap:var(--space-xs);max-height:320px;overflow-y:auto;padding-right:var(--space-xs)}.file-item{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--bg-file-item);border:1px solid var(--border-light);border-radius:var(--radius-sm);transition:all var(--transition-fast);position:relative;user-select:none}.file-item:hover{background:var(--bg-file-item-hover);border-color:var(--border-medium)}.file-item.dragging{opacity:.5;outline:2px dashed var(--color-teal);outline-offset:-2px}.file-item.drag-over,.file-item.drag-over-above{border-top:2px solid var(--color-teal)}.file-item.drag-over-below{border-bottom:2px solid var(--color-teal)}.drag-handle{cursor:grab;color:var(--text-tertiary);font-size:14px;letter-spacing:-2px;line-height:1;padding:var(--space-xs);transition:color var(--transition-fast);flex-shrink:0}.drag-handle:hover{color:var(--color-teal)}.drag-handle:active{cursor:grabbing}.file-icon{font-size:22px;line-height:1;flex-shrink:0}.file-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}.file-name{font-size:13px;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-meta{font-family:var(--font-mono);font-size:11px;color:var(--text-tertiary)}.file-remove{flex-shrink:0;width:28px;height:28px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--text-tertiary);transition:all var(--transition-fast);background:transparent}.file-remove:hover{background:#f871711f;color:var(--color-error);transform:scale(1.1)}.file-list-actions{display:flex;gap:var(--space-sm);margin-top:var(--space-md);padding-top:var(--space-md);border-top:1px solid var(--border-light)}.btn-add-more,.btn-clear-all{display:inline-flex;align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-md);font-size:12px;font-weight:500;border-radius:var(--radius-sm);transition:all var(--transition-fast);border:1px solid var(--border-light);color:var(--text-secondary);background:var(--bg-subtle)}.btn-add-more:hover{color:var(--color-teal);border-color:var(--color-teal);background:#3bb4b40f}.btn-clear-all:hover{color:var(--color-error);border-color:var(--color-error);background:#f871710f}.btn-add-more span,.btn-clear-all span{font-size:14px;line-height:1}.split-options{animation:fadeSlideUp .3s ease-out both}.split-mode-selector{display:flex;gap:0;margin-bottom:var(--space-md);border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border-medium);background:var(--bg-subtle)}.split-mode-btn{flex:1;padding:var(--space-sm) var(--space-md);font-size:13px;font-weight:500;color:var(--text-secondary);background:transparent;transition:all var(--transition-fast);border-right:1px solid var(--border-light)}.split-mode-btn:last-child{border-right:none}.split-mode-btn:hover{color:var(--text-primary);background:var(--bg-glass-hover)}.split-mode-btn.active{color:var(--text-inverse);background:var(--color-teal);font-weight:600}.split-range-input{display:flex;flex-direction:column;gap:var(--space-sm)}.setting-label{font-size:12px;font-weight:500;color:var(--text-secondary)}.text-input{width:100%;padding:var(--space-sm) var(--space-md);font-size:14px;font-family:var(--font-mono);color:var(--text-primary);background:var(--bg-input);border:1px solid var(--border-input);border-radius:var(--radius-sm);transition:all var(--transition-fast)}.text-input::placeholder{color:var(--text-tertiary)}.text-input:focus{border-color:var(--border-input-focus);box-shadow:0 0 0 3px #3bb4b41f}.preview-panel{animation:fadeSlideUp .3s ease-out both}.page-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:var(--space-md);max-height:440px;overflow-y:auto;padding-right:var(--space-xs)}.page-thumb{position:relative;aspect-ratio:210 / 297;background:var(--bg-surface);border:1px solid var(--border-medium);border-radius:var(--radius-sm);overflow:hidden;cursor:pointer;transition:all var(--transition-fast);box-shadow:var(--shadow-xs)}.page-thumb:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--color-teal)}.page-thumb.selected{border-color:var(--color-teal);box-shadow:var(--shadow-teal-sm)}.page-thumb canvas,.page-thumb img{width:100%;height:100%;object-fit:contain;display:block}.page-number{position:absolute;bottom:var(--space-xs);right:var(--space-xs);font-family:var(--font-mono);font-size:10px;font-weight:600;color:var(--text-inverse);background:#0000008c;padding:2px 7px;border-radius:var(--radius-full);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);line-height:1.4}.page-file-label{position:absolute;top:var(--space-xs);left:var(--space-xs);right:var(--space-xs);font-size:9px;color:var(--text-inverse);background:#0009;padding:2px 6px;border-radius:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);pointer-events:none}.preview-loading,.preview-error{grid-column:1 / -1;text-align:center;padding:var(--space-xl);font-size:13px;color:var(--text-secondary)}.preview-error{color:var(--color-error)}.btn-process{display:flex;align-items:center;justify-content:center;gap:var(--space-sm);width:100%;padding:var(--space-md) var(--space-xl);background:var(--gradient-orange);color:var(--text-inverse);font-family:var(--font-heading);font-size:15px;font-weight:700;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);box-shadow:var(--shadow-sm);position:relative;overflow:hidden;letter-spacing:.3px}.btn-process:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.12),transparent);opacity:0;transition:opacity var(--transition-fast)}.btn-process:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md),var(--shadow-orange-glow)}.btn-process:hover:not(:disabled):before{opacity:1}.btn-process:active:not(:disabled){transform:translateY(0);box-shadow:var(--shadow-sm)}.btn-process:disabled{opacity:.4;cursor:not-allowed;transform:none}.btn-process .btn-icon{font-size:18px;line-height:1}.btn-process.processing .btn-icon{animation:spin 1s linear infinite}@keyframes buttonLoadingBar{0%{background-position:200% 0}to{background-position:-200% 0}}.btn-process.processing{background:linear-gradient(90deg,var(--color-orange-start) 0%,#fbbf24 25%,var(--color-orange-start) 50%,#fbbf24 75%,var(--color-orange-start) 100%);background-size:200% 100%;animation:buttonLoadingBar 2s linear infinite;opacity:1!important;cursor:wait!important}.progress-container{display:flex;flex-direction:column;gap:var(--space-sm);opacity:0;transition:opacity var(--transition-normal)}.progress-container.visible{opacity:1}.progress-track{width:100%;height:4px;background:var(--bg-progress-track);border-radius:var(--radius-full);overflow:hidden}.progress-bar{height:100%;width:0%;background:var(--gradient-orange);border-radius:var(--radius-full);transition:width var(--transition-normal);position:relative}.progress-bar:after{content:"";position:absolute;right:0;top:0;bottom:0;width:40px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35));border-radius:var(--radius-full);animation:pulse 1.5s ease-in-out infinite}.progress-text{font-family:var(--font-mono);font-size:12px;font-weight:500;color:var(--text-secondary);text-align:center}.privacy-banner{display:flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);background:var(--bg-privacy);border:1px solid rgba(59,180,180,.12);border-radius:var(--radius-md);text-align:center;animation:fadeSlideUp .6s ease-out .3s both}.privacy-icon{font-size:18px;line-height:1;flex-shrink:0}.privacy-banner span:last-child{font-size:13px;color:var(--text-secondary);line-height:1.5}.privacy-banner strong{color:var(--color-teal);font-weight:600}.app-footer{text-align:center;padding:var(--space-lg) 0 var(--space-md);animation:fadeSlideUp .6s ease-out .4s both}.app-footer p{font-size:12px;color:var(--text-tertiary);line-height:1.5}.app-footer a{color:var(--color-teal);font-weight:500;transition:color var(--transition-fast)}.app-footer a:hover{color:var(--color-teal-light)}.notifications{position:fixed;bottom:var(--space-lg);right:var(--space-lg);display:flex;flex-direction:column;gap:var(--space-sm);z-index:9999;pointer-events:none;max-width:380px;width:100%}.notification{display:flex;align-items:flex-start;gap:var(--space-sm);padding:var(--space-md);background:var(--bg-notification);border:1px solid var(--border-medium);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);animation:notificationSlideIn .4s cubic-bezier(.16,1,.3,1) both;pointer-events:auto;position:relative;overflow:hidden}.notification:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px}.notification.success:before{background:var(--color-success)}.notification.error:before{background:var(--color-error)}.notification.info:before{background:var(--color-info)}.notification.warning:before{background:var(--color-warning)}.notification-icon{font-size:18px;line-height:1;flex-shrink:0;margin-top:1px}.notification-content{flex:1;min-width:0}.notification-title{font-family:var(--font-heading);font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:2px}.notification-message{font-size:12px;color:var(--text-secondary);line-height:1.4}.notification-close{flex-shrink:0;width:24px;height:24px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--text-tertiary);transition:all var(--transition-fast);cursor:pointer}.notification-close:hover{background:var(--bg-subtle);color:var(--text-primary)}.notification.removing{animation:notificationSlideOut .35s cubic-bezier(.55,0,1,.45) both}@keyframes fadeSlideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes dropZonePulse{0%,to{border-color:var(--border-dashed)}50%{border-color:#3bb4b459}}@keyframes logoPulse{0%,to{filter:drop-shadow(0 2px 6px rgba(228,121,17,.3))}50%{filter:drop-shadow(0 2px 12px rgba(228,121,17,.5))}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:.5}50%{opacity:1}}@keyframes notificationSlideIn{0%{opacity:0;transform:translate(100%) scale(.95)}to{opacity:1;transform:translate(0) scale(1)}}@keyframes notificationSlideOut{0%{opacity:1;transform:translate(0) scale(1)}to{opacity:0;transform:translate(100%) scale(.95)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.hidden{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:768px){.app-container{padding:var(--space-md);gap:var(--space-md)}.tool-selector{grid-template-columns:repeat(2,1fr);gap:var(--space-sm)}.tool-card{padding:var(--space-md) var(--space-sm)}.tool-icon{font-size:32px}.tool-name{font-size:13px}.tool-desc{font-size:10px}.logo-text{font-size:26px}.logo-icon{font-size:36px}.app-subtitle{font-size:13px}.drop-zone{padding:var(--space-xl) var(--space-md);min-height:160px}.drop-icon{font-size:40px}.drop-title{font-size:14px}.page-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:var(--space-sm)}.btn-process{font-size:14px;padding:var(--space-md) var(--space-lg)}.privacy-banner{flex-direction:column;gap:var(--space-xs)}.notifications{right:var(--space-md);left:var(--space-md);max-width:none;bottom:var(--space-md)}}@media(max-width:480px){.app-container{padding:var(--space-sm);gap:var(--space-sm)}.tool-selector{grid-template-columns:1fr;gap:var(--space-sm)}.tool-card{flex-direction:row;padding:var(--space-sm) var(--space-md);gap:var(--space-md);text-align:left;align-items:center}.tool-icon{font-size:28px}.tool-name{font-size:13px}.tool-desc{font-size:10px;text-align:left}.app-header{padding:var(--space-lg) var(--space-md)}.logo-text{font-size:22px}.logo-icon{font-size:30px}.app-subtitle{font-size:12px}.logo{gap:var(--space-sm)}.glass-panel{padding:var(--space-md)}.drop-zone{padding:var(--space-lg) var(--space-md);min-height:140px}.drop-icon{font-size:36px}.drop-title{font-size:13px}.drop-subtitle{font-size:11px}.panel-title{font-size:13px}.btn-process{font-size:13px;padding:var(--space-sm) var(--space-md)}.file-list-actions{flex-direction:column}.page-grid{grid-template-columns:repeat(auto-fill,minmax(80px,1fr))}.theme-toggle{width:34px;height:34px;font-size:16px;top:var(--space-sm);right:var(--space-sm)}.notification{padding:var(--space-sm)}.notification-title{font-size:12px}.notification-message{font-size:11px}}.download-panel{animation:fadeSlideUp .4s ease-out both}.download-content{display:flex;align-items:center;gap:var(--space-lg);padding:var(--space-md) 0}.download-file-icon{font-size:64px;line-height:1;filter:drop-shadow(0 4px 12px rgba(0,0,0,.15));animation:logoPulse 3s ease-in-out infinite}.download-file-details{display:flex;flex-direction:column;gap:var(--space-xs);flex:1;min-width:0}.download-filename{font-family:var(--font-heading);font-size:16px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.download-filesize{font-family:var(--font-mono);font-size:13px;color:var(--text-secondary)}.download-actions{display:flex;align-items:center;gap:var(--space-md)}@keyframes pulsatingGlow{0%,to{box-shadow:0 0 8px #e4791166}50%{box-shadow:0 0 16px #e47911cc}}.btn-download{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);background:var(--gradient-orange);color:var(--text-inverse);font-family:var(--font-heading);font-size:15px;font-weight:700;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);box-shadow:var(--shadow-sm);position:relative;overflow:hidden;animation:pulsatingGlow 2s infinite ease-in-out}.btn-download:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.12),transparent);opacity:0;transition:opacity var(--transition-fast)}.btn-download:hover{transform:translateY(-1px);box-shadow:var(--shadow-md),var(--shadow-orange-glow)}.btn-download:hover:before{opacity:1}.btn-download:active{transform:translateY(0);box-shadow:var(--shadow-sm)}.btn-reset{display:inline-flex;align-items:center;gap:var(--space-xs);padding:var(--space-md) var(--space-xl);font-size:14px;font-weight:600;border-radius:var(--radius-md);transition:all var(--transition-fast);border:1px solid var(--border-medium);color:var(--text-secondary);background:var(--bg-subtle)}.btn-reset:hover{color:var(--color-teal);border-color:var(--color-teal);background:#3bb4b40f}.page-thumb.dragging{opacity:.4;border:2px dashed var(--color-teal)!important}.page-thumb.drag-over-left{border-left:5px solid var(--color-teal)!important;transform:scale(1.02)}.page-thumb.drag-over-right{border-right:5px solid var(--color-teal)!important;transform:scale(1.02)}.page-thumb-remove{position:absolute;top:6px;right:6px;width:22px;height:22px;border-radius:var(--radius-full);background:#0009;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.2);color:#fff;display:flex;align-items:center;justify-content:center;font-size:11px;cursor:pointer;z-index:10;transition:all var(--transition-fast);opacity:.7}.page-thumb:hover .page-thumb-remove{opacity:1}.page-thumb-remove:hover{background:var(--color-error);border-color:var(--color-error);transform:scale(1.15)}@media(max-width:768px){.download-content{flex-direction:column;text-align:center;gap:var(--space-md)}.download-file-details{align-items:center}.download-actions{flex-direction:column;width:100%;gap:var(--space-sm)}.btn-download,.btn-reset{width:100%}}@media print{body{background:#fff}.theme-toggle,.notifications,.btn-process,.progress-container{display:none!important}}