@import"https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&family=Roboto:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap";:root{--bg-primary: #f8f9fa;--bg-secondary: #ffffff;--bg-surface: #ffffff;--bg-surface-hover: #f1f3f5;--bg-glass: rgba(255, 255, 255, .95);--border-subtle: rgba(0, 0, 0, .05);--border-medium: rgba(0, 0, 0, .1);--border-bright: rgba(0, 0, 0, .15);--text-primary: #333333;--text-secondary: #666666;--text-tertiary: #999999;--text-accent: #3BB4B4;--accent-primary: #3BB4B4;--accent-secondary: #E47911;--accent-gradient: linear-gradient(135deg, #E47911, #D2680D);--accent-gradient-hover: linear-gradient(135deg, #D2680D, #B8590A);--accent-glow: rgba(228, 121, 17, .3);--accent-glow-cyan: rgba(59, 180, 180, .2);--success: #34d399;--success-bg: rgba(52, 211, 153, .1);--error: #f87171;--error-bg: rgba(248, 113, 113, .1);--info: #60a5fa;--info-bg: rgba(96, 165, 250, .1);--warning: #fbbf24;--warning-bg: rgba(251, 191, 36, .1);--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;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .05);--shadow-md: 0 4px 20px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .12);--font-sans: "Poppins", sans-serif;--font-heading: "Roboto", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;overflow-x:hidden;opacity:0;transition:opacity .5s ease}body.loaded{opacity:1}@keyframes ambientDrift{0%{transform:translate(0) rotate(0)}to{transform:translate(-3%,-2%) rotate(2deg)}}.app-container{position:relative;z-index:1;max-width:1280px;margin:0 auto;padding:var(--space-lg);min-height:100vh}.app-header{text-align:center;padding:var(--space-xl) var(--space-lg);background:var(--bg-surface);border-radius:var(--radius-lg);margin-bottom:var(--space-xl);box-shadow:var(--shadow-md);border:1px solid var(--border-subtle)}.app-logo{display:inline-flex;align-items:center;gap:var(--space-md);margin-bottom:var(--space-md)}.app-logo-icon{width:48px;height:48px;background:var(--accent-gradient);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:24px;box-shadow:var(--shadow-glow);animation:logoPulse 3s ease-in-out infinite}@keyframes logoPulse{0%,to{box-shadow:0 0 20px var(--accent-glow)}50%{box-shadow:0 0 40px var(--accent-glow),0 0 60px var(--accent-glow-cyan)}}.app-logo-text{font-family:var(--font-heading);font-size:42px;font-weight:700;color:var(--accent-primary)}.app-subtitle{font-size:14px;color:var(--text-secondary);font-weight:400;letter-spacing:.02em}.app-subtitle span{color:var(--text-primary);font-weight:500}.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:border-color var(--transition-normal),box-shadow var(--transition-normal)}.glass-panel:hover{border-color:var(--border-medium)}.panel-header{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-lg);padding-bottom:var(--space-md);border-bottom:1px solid var(--border-subtle)}.panel-icon{font-size:18px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:#48c1b91a;border-radius:var(--radius-sm)}.panel-title{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary)}.main-grid{display:grid;grid-template-columns:320px 1fr;gap:var(--space-lg);align-items:start}@media(max-width:900px){.main-grid{grid-template-columns:1fr}}.sidebar{display:flex;flex-direction:column;gap:var(--space-lg)}.btn-remove-image{position:absolute;top:8px;right:8px;background:#ff4757;color:#fff;border:none;width:28px;height:28px;border-radius:50%;font-size:14px;cursor:pointer;align-items:center;justify-content:center;z-index:10;transition:transform .2s,background .2s;box-shadow:0 2px 5px #0003;line-height:1}.btn-remove-image:hover{transform:scale(1.1);background:#ff6b81}.drop-zone{border:2px dashed var(--border-medium);border-radius:var(--radius-lg);padding:var(--space-xl) var(--space-lg);text-align:center;cursor:pointer;transition:all var(--transition-normal);position:relative;overflow:hidden;animation:dropZonePulse 2.5s infinite ease-in-out}@keyframes dropZonePulse{0%,to{border-color:var(--border-medium);box-shadow:none}50%{border-color:var(--accent-primary);box-shadow:0 0 15px #3bb4b433}}.drop-zone:before{content:"";position:absolute;inset:0;background:var(--accent-gradient);opacity:0;transition:opacity var(--transition-normal);border-radius:inherit}.drop-zone:hover,.drop-zone.drag-over{border-color:var(--accent-primary);box-shadow:var(--shadow-glow);animation:none}.drop-zone:hover:before,.drop-zone.drag-over:before{opacity:.05}.drop-zone-content{position:relative;z-index:1}.drop-icon{font-size:40px;margin-bottom:var(--space-md);opacity:.6}.drop-title{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:var(--space-xs)}.drop-subtitle{font-size:12px;color:var(--text-tertiary)}.drop-formats{display:inline-flex;gap:var(--space-xs);margin-top:var(--space-md)}.format-tag{font-size:10px;font-family:var(--font-mono);font-weight:500;padding:2px 8px;border-radius:var(--radius-full);background:#48c1b91a;color:var(--text-accent);border:1px solid rgba(72,193,185,.15)}.file-info{display:none;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--bg-surface);border-radius:var(--radius-sm);font-size:12px;border:1px solid var(--border-subtle)}.file-info.active{display:flex}.file-info-name{font-weight:600;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.file-info-dim{font-family:var(--font-mono);color:var(--text-accent);font-size:11px}.settings-group{margin-bottom:var(--space-lg)}.settings-group:last-child{margin-bottom:0}.setting-label{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-sm);font-size:13px;font-weight:500;color:var(--text-secondary)}.setting-value{font-family:var(--font-mono);font-weight:600;font-size:13px;color:var(--text-accent);background:#48c1b91a;padding:2px 8px;border-radius:var(--radius-sm)}.size-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-sm)}.size-btn{padding:var(--space-sm) var(--space-md);border:1px solid var(--border-medium);border-radius:var(--radius-sm);background:var(--bg-surface);color:var(--text-secondary);font-family:var(--font-mono);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);text-align:center}.size-btn:hover{border-color:var(--accent-primary);color:var(--text-primary);background:var(--bg-surface-hover)}.size-btn.active{border-color:var(--accent-primary);background:#48c1b926;color:var(--text-primary);box-shadow:0 0 12px var(--accent-glow)}.custom-size-inputs{display:none;grid-template-columns:1fr auto 1fr;gap:var(--space-sm);align-items:center;margin-top:var(--space-sm)}.custom-size-inputs.active{display:grid}.custom-size-input{padding:var(--space-sm);border:1px solid var(--border-medium);border-radius:var(--radius-sm);background:var(--bg-surface);color:var(--text-primary);font-family:var(--font-mono);font-size:13px;text-align:center;width:100%;outline:none;transition:border-color var(--transition-fast)}.custom-size-input:focus{border-color:var(--accent-primary)}.custom-size-x{font-family:var(--font-mono);color:var(--text-tertiary);font-size:12px;text-align:center}.slider-container{position:relative;height:6px;background:var(--border-medium);border-radius:var(--radius-full);overflow:visible}.slider-fill{position:absolute;top:0;left:0;height:100%;background:var(--accent-gradient);border-radius:var(--radius-full);pointer-events:none;transition:width 50ms linear}.slider-input{position:absolute;top:50%;left:0;width:100%;transform:translateY(-50%);-webkit-appearance:none;appearance:none;height:6px;background:transparent;cursor:pointer;outline:none;margin:0}.slider-input::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;background:var(--text-primary);border-radius:50%;border:3px solid var(--accent-primary);cursor:pointer;box-shadow:0 0 10px var(--accent-glow);transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.slider-input::-webkit-slider-thumb:hover{transform:scale(1.15);box-shadow:0 0 16px var(--accent-glow)}.slider-input::-moz-range-thumb{width:18px;height:18px;background:var(--text-primary);border-radius:50%;border:3px solid var(--accent-primary);cursor:pointer;box-shadow:0 0 10px var(--accent-glow)}.toggle-btn{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border:1px solid var(--border-medium);border-radius:var(--radius-sm);background:var(--bg-surface);color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);width:100%}.toggle-btn:hover{border-color:var(--border-bright);color:var(--text-primary)}.toggle-btn.active{border-color:var(--accent-primary);background:#48c1b90d;color:var(--accent-secondary)}.toggle-indicator{width:36px;height:20px;border-radius:var(--radius-full);background:var(--border-medium);position:relative;transition:background var(--transition-fast);flex-shrink:0}.toggle-indicator:after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:var(--text-tertiary);transition:all var(--transition-fast)}.toggle-btn.active .toggle-indicator{background:#48c1b94d}.toggle-btn.active .toggle-indicator:after{left:18px;background:var(--accent-secondary)}.btn-process{width:100%;padding:var(--space-md) var(--space-lg);border:none;border-radius:var(--radius-md);background:var(--accent-gradient);color:#fff;font-family:var(--font-sans);font-size:15px;font-weight:700;letter-spacing:.02em;cursor:pointer;transition:all var(--transition-normal);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;gap:var(--space-sm)}.btn-process:before{content:"";position:absolute;inset:0;background:var(--accent-gradient-hover);opacity:0;transition:opacity var(--transition-fast)}.btn-process:hover:not(:disabled):before{opacity:1}.btn-process:hover:not(:disabled){box-shadow:var(--shadow-glow),0 4px 20px #48c1b933;transform:translateY(-1px)}.btn-process:active:not(:disabled){transform:translateY(0)}.btn-process:disabled{opacity:.4;cursor:not-allowed}.btn-process .btn-text,.btn-process .btn-icon{position:relative;z-index:1}.btn-process.processing{pointer-events:none}.btn-process.processing .btn-icon{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.progress-container{display:none;margin-top:var(--space-md)}.progress-container.active{display:block}.progress-track{height:4px;background:var(--border-medium);border-radius:var(--radius-full);overflow:hidden;margin-bottom:var(--space-xs)}.progress-bar{height:100%;background:var(--accent-gradient);border-radius:var(--radius-full);transition:width .2s ease;width:0%}.progress-text{font-size:11px;color:var(--text-tertiary);font-family:var(--font-mono)}.content-area{display:flex;flex-direction:column;gap:var(--space-lg)}#empty-state{display:flex;align-items:center;justify-content:center;min-height:400px;text-align:center}.empty-state-content{max-width:360px}.empty-icon{font-size:64px;opacity:.15;margin-bottom:var(--space-lg)}.empty-title{font-size:18px;font-weight:600;color:var(--text-secondary);margin-bottom:var(--space-sm)}.empty-text{font-size:13px;color:var(--text-tertiary);line-height:1.6}#workspace.active{display:flex;flex-direction:column;gap:var(--space-lg);animation:fadeSlideUp .4s ease}@keyframes fadeSlideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.previews-grid{display:flex;flex-wrap:wrap;gap:var(--space-lg);justify-content:center}@media(max-width:850px){.previews-grid{flex-direction:column}.preview-panel{min-width:100%;max-width:100%!important}}.preview-panel{flex:1 1 300px;min-height:320px;display:flex;flex-direction:column}.preview-panel:only-child{max-width:600px}.preview-canvas-wrap{flex:1;display:flex;align-items:center;justify-content:center;overflow:auto;min-height:250px;position:relative;border-radius:var(--radius-sm);background-color:#fff;background-image:linear-gradient(45deg,rgba(0,0,0,.05) 25%,transparent 25%),linear-gradient(-45deg,rgba(0,0,0,.05) 25%,transparent 25%),linear-gradient(45deg,transparent 75%,rgba(0,0,0,.05) 75%),linear-gradient(-45deg,transparent 75%,rgba(0,0,0,.05) 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0px;border:1px solid var(--border-subtle)}.preview-canvas{image-rendering:pixelated;image-rendering:crisp-edges;display:block}.zoom-badge{position:absolute;bottom:var(--space-sm);right:var(--space-sm);font-family:var(--font-mono);font-size:10px;font-weight:600;padding:2px 8px;border-radius:var(--radius-sm);background:#0009;color:var(--text-secondary);backdrop-filter:blur(8px)}#result-container{display:none}#result-container.active{display:block;animation:fadeSlideUp .4s ease}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:var(--space-md)}.gallery-item{background:var(--bg-primary);border:1px solid var(--border-medium);border-radius:var(--radius-sm);padding:var(--space-sm);display:flex;flex-direction:column;align-items:center;gap:var(--space-sm)}.gallery-item-title{font-size:12px;color:var(--text-secondary);font-family:var(--font-mono);text-align:center}.gallery-canvas-wrap{width:100%;aspect-ratio:1;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);background-color:#fff;background-image:linear-gradient(45deg,rgba(0,0,0,.05) 25%,transparent 25%),linear-gradient(-45deg,rgba(0,0,0,.05) 25%,transparent 25%),linear-gradient(45deg,transparent 75%,rgba(0,0,0,.05) 75%),linear-gradient(-45deg,transparent 75%,rgba(0,0,0,.05) 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0px;border:1px solid var(--border-subtle);overflow:hidden;position:relative}.gallery-canvas{image-rendering:pixelated;image-rendering:crisp-edges;max-width:100%;max-height:100%;object-fit:contain;transition:transform .15s cubic-bezier(.4,0,.2,1)}.skeleton-wrap:before{content:"";position:absolute;inset:0;background:#48c1b90d;animation:pulse 1.5s ease-in-out infinite}.loader-spinner{width:32px;height:32px;border:3px solid var(--border-medium);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite;z-index:2}@keyframes pulse{0%,to{opacity:.5}50%{opacity:1}}.btn-download-small{width:100%;padding:var(--space-xs) var(--space-sm);border:1px solid var(--accent-primary);border-radius:var(--radius-sm);background:#48c1b914;color:var(--accent-primary);font-size:11px;font-weight:600;cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;gap:4px}.btn-download-small:hover{background:#48c1b926;box-shadow:0 0 10px var(--accent-glow)}#results-section{display:none}#results-section.active{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-lg);animation:fadeSlideUp .4s ease}@media(max-width:700px){#results-section.active{grid-template-columns:1fr}}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-sm)}.stat-item{display:flex;flex-direction:column;gap:2px;padding:var(--space-sm) var(--space-md);background:var(--bg-surface);border-radius:var(--radius-sm);border:1px solid var(--border-subtle)}.stat-label{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-tertiary);font-weight:500}.stat-value{font-family:var(--font-mono);font-size:15px;font-weight:600;color:var(--text-primary)}.stat-value.highlight{color:var(--accent-secondary)}.stat-value.accent{color:var(--success)}.palette-header{display:flex;align-items:center;justify-content:space-between}.palette-count{font-family:var(--font-mono);font-size:12px;color:var(--text-accent)}.palette-swatches{display:flex;flex-wrap:wrap;gap:4px;margin-top:var(--space-sm)}.palette-swatch{width:28px;height:28px;border-radius:6px;cursor:pointer;transition:all var(--transition-fast);border:2px solid transparent;position:relative}.palette-swatch:hover{transform:scale(1.25);border-color:#0000004d;box-shadow:0 0 12px #00000026;z-index:10}.btn-download{width:100%;padding:var(--space-md) var(--space-lg);border:1px solid var(--accent-primary);border-radius:var(--radius-md);background:#48c1b914;color:var(--accent-primary);font-family:var(--font-sans);font-size:14px;font-weight:600;cursor:pointer;transition:all var(--transition-normal);display:flex;align-items:center;justify-content:center;gap:var(--space-sm);margin-top:var(--space-md)}.btn-download:hover:not(:disabled){background:#48c1b926;box-shadow:0 0 20px var(--accent-glow);transform:translateY(-1px)}.btn-download:disabled{opacity:.3;cursor:not-allowed}.notifications{position:fixed;bottom:var(--space-lg);right:var(--space-lg);z-index:1000;display:flex;flex-direction:column;gap:var(--space-sm);pointer-events:none}.notification{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);backdrop-filter:blur(16px);font-size:13px;font-weight:500;transform:translate(120%);opacity:0;transition:all .3s cubic-bezier(.4,0,.2,1);pointer-events:auto;max-width:400px;border:1px solid}.notification.show{transform:translate(0);opacity:1}.notification-success{background:var(--success-bg);border-color:#34d39933;color:var(--success)}.notification-error{background:var(--error-bg);border-color:#f8717133;color:var(--error)}.notification-info{background:var(--info-bg);border-color:#60a5fa33;color:var(--info)}.notification-warning{background:var(--warning-bg);border-color:#fbbf2433;color:var(--warning)}.notification-icon{font-size:16px;flex-shrink:0}.app-footer{text-align:center;padding:var(--space-2xl) 0 var(--space-lg);font-size:12px;color:var(--text-tertiary)}.app-footer a{color:var(--text-accent);text-decoration:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}input[type=file]{display:none}.info-tip{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:50%;background:var(--border-medium);color:var(--text-secondary);font-size:10px;font-weight:700;cursor:help;position:relative;margin-left:var(--space-xs)}.info-tip:after{content:attr(data-tip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);padding:var(--space-sm) var(--space-md);background:#fff;border:1px solid var(--border-medium);border-radius:var(--radius-sm);font-size:11px;font-weight:400;color:var(--text-primary);box-shadow:var(--shadow-sm);white-space:nowrap;pointer-events:none;opacity:0;transition:opacity var(--transition-fast);z-index:100}.info-tip:hover:after{opacity:1}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#0000001a;border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:#0003}.original-info{display:none;align-items:center;gap:var(--space-sm);padding:var(--space-xs) var(--space-md);font-size:11px;color:var(--text-tertiary);font-family:var(--font-mono)}.original-info.active{display:flex}.original-info .color-count{color:var(--error);font-weight:600}body.dark-theme{--bg-primary: #121212;--bg-secondary: #1e1e1e;--bg-surface: #242424;--bg-surface-hover: #2a2a2a;--bg-glass: rgba(30, 30, 30, .95);--border-subtle: rgba(255, 255, 255, .05);--border-medium: rgba(255, 255, 255, .1);--border-bright: rgba(255, 255, 255, .15);--text-primary: #f0f0f0;--text-secondary: #a0a0a0;--text-tertiary: #777777;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .5);--shadow-md: 0 5px 15px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(59, 180, 180, .15)}.theme-toggle{position:absolute;top:20px;right:20px;background:var(--bg-surface);border:1px solid var(--border-medium);color:var(--text-primary);width:36px;height:36px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;transition:all .2s;z-index:10;box-shadow:var(--shadow-sm)}.theme-toggle:hover{background:var(--bg-surface-hover);border-color:var(--accent-primary);transform:scale(1.1)}@media(max-width:600px){.app-header{padding:var(--space-lg) var(--space-md)}.logo-text{font-size:28px;white-space:nowrap}.logo-icon{width:40px;height:40px;font-size:20px}.app-subtitle{font-size:12px}.theme-toggle{top:15px;right:15px;width:32px;height:32px;font-size:14px}}.app-container{font-family:Poppins,sans-serif}.main-grid{display:grid;gap:2rem;grid-template-columns:350px 1fr}@media(max-width:1024px){.main-grid{grid-template-columns:1fr}}#workspace{display:none}