:root{--color-primary: #6366f1;--color-primary-dark: #4f46e5;--color-primary-light: #8b5cf6;--color-secondary: #8b5cf6;--color-secondary-dark: #7c3aed;--color-accent: #06b6d4;--color-accent-dark: #0891b2;--color-success: #10b981;--color-success-dark: #059669;--color-warning: #f59e0b;--color-error: #ef4444;--color-bg-primary: #0f172a;--color-bg-secondary: #1e293b;--color-bg-tertiary: #334155;--color-bg-card: #1e293b;--color-bg-elevated: #334155;--color-text-primary: #f8fafc;--color-text-secondary: #cbd5e1;--color-text-muted: #94a3b8;--color-text-disabled: #64748b;--color-border: #334155;--color-border-light: #475569;--color-border-focus: var(--color-primary);--glass-bg: rgba(30, 41, 59, .8);--glass-border: rgba(148, 163, 184, .2);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .4);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(99, 102, 241, .3);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", Consolas, monospace;--spacing-xs: .5rem;--spacing-sm: .75rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--transition-fast: .15s ease;--transition-base: .3s ease;--transition-slow: .5s ease;--z-dropdown: 1000;--z-sticky: 1010;--z-fixed: 1020;--z-modal: 1030;--z-tooltip: 1040;--z-notification: 1050}*,*:before,*:after{box-sizing:border-box}*{margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-family);font-size:16px;line-height:1.6;color:var(--color-text-primary);background:var(--color-bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}::selection{background:var(--color-primary);color:#fff}::-moz-selection{background:var(--color-primary);color:#fff}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-bg-tertiary);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb:hover{background:var(--color-border-light)}h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}p{margin-bottom:var(--spacing-md);color:var(--color-text-secondary)}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-light)}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.hidden{display:none!important}.header{background:var(--glass-bg);border-bottom:1px solid var(--glass-border);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);position:sticky;top:0;z-index:var(--z-sticky)}.header-content{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-lg) 0;flex-wrap:wrap;gap:var(--spacing-md)}.logo{display:flex;align-items:center;gap:var(--spacing-sm);font-size:1.5rem;font-weight:700}.logo-icon{font-size:2rem;filter:drop-shadow(0 0 10px rgba(99,102,241,.5))}.logo-text{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tagline{font-size:.875rem;color:var(--color-text-muted);font-style:italic;text-align:center;flex:1}.status-indicator{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:.875rem}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--color-text-muted);transition:background-color var(--transition-base)}.status-dot.status-online{background:var(--color-success);box-shadow:0 0 8px rgba(16,185,129,.4)}.status-dot.status-offline{background:var(--color-error);box-shadow:0 0 8px rgba(239,68,68,.4)}.status-text{color:var(--color-text-secondary);white-space:nowrap}.main{padding:var(--spacing-2xl) 0;min-height:80vh}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(500px,1fr));gap:var(--spacing-xl);margin-top:var(--spacing-xl)}.feature-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);transition:all var(--transition-base);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),var(--color-secondary),var(--color-accent));opacity:0;transition:opacity var(--transition-base)}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--color-border-light)}.feature-card:hover:before{opacity:1}.feature-card.hover{box-shadow:var(--shadow-glow)}.card-header{margin-bottom:var(--spacing-xl);text-align:center}.card-title{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);font-size:1.5rem;font-weight:600;margin-bottom:var(--spacing-sm)}.card-icon{font-size:2rem;filter:drop-shadow(0 0 8px rgba(99,102,241,.3))}.card-description{color:var(--color-text-muted);font-size:.875rem;margin:0}.form{display:flex;flex-direction:column;gap:var(--spacing-lg)}.upload-section{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}.upload-group{display:flex;flex-direction:column;gap:var(--spacing-sm)}.upload-label{font-size:.875rem;font-weight:500;color:var(--color-text-secondary)}.upload-area{position:relative;border:2px dashed var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-xl);text-align:center;cursor:pointer;transition:all var(--transition-base);min-height:120px;display:flex;align-items:center;justify-content:center}.upload-area:hover{border-color:var(--color-primary);background:rgba(99,102,241,.05)}.upload-area.drag-over{border-color:var(--color-primary);background:rgba(99,102,241,.1);transform:scale(1.02)}.upload-area.has-file{border-color:var(--color-success);border-style:solid;background:rgba(16,185,129,.05)}.upload-area input[type=file]{position:absolute;opacity:0;pointer-events:none}.upload-placeholder{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm)}.upload-icon{font-size:2rem;opacity:.7}.upload-text{font-size:.875rem;color:var(--color-text-muted)}.file-info{display:flex;flex-direction:column;gap:var(--spacing-xs);text-align:center}.file-name{font-weight:500;color:var(--color-text-primary);word-break:break-word}.file-size{font-size:.75rem;color:var(--color-text-muted)}.settings-panel{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden}.settings-toggle{width:100%;padding:var(--spacing-md);background:none;border:none;color:var(--color-text-secondary);font-size:.875rem;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:var(--spacing-sm);transition:color var(--transition-fast)}.settings-toggle:hover{color:var(--color-text-primary)}.settings-content{padding:var(--spacing-lg);border-top:1px solid var(--color-border);display:none}.settings-panel[open] .settings-content{display:block;animation:slideDown .3s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.setting-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md);margin-bottom:var(--spacing-lg)}.setting-row:last-child{margin-bottom:0}.setting-group{display:flex;flex-direction:column;gap:var(--spacing-sm)}.setting-group label{font-size:.875rem;font-weight:500;color:var(--color-text-secondary)}.setting-hint{font-size:.75rem;color:var(--color-text-muted);margin:0;margin-top:var(--spacing-xs)}.slider-container{display:flex;align-items:center;gap:var(--spacing-sm)}input[type=range]{flex:1;height:6px;border-radius:var(--radius-sm);background:var(--color-bg-tertiary);outline:none;-webkit-appearance:none;appearance:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:var(--color-primary);cursor:pointer;box-shadow:0 2px 4px rgba(0,0,0,.3);transition:all var(--transition-fast)}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.1);box-shadow:0 0 12px rgba(99,102,241,.5)}input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--color-primary);cursor:pointer;border:none;box-shadow:0 2px 4px rgba(0,0,0,.3)}.slider-value{min-width:3rem;text-align:right;font-weight:500;color:var(--color-text-primary);font-variant-numeric:tabular-nums}.unit{font-size:.75rem;color:var(--color-text-muted);margin-left:.25rem}.primary-button{position:relative;display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-xl);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;border:none;border-radius:var(--radius-lg);font-size:1rem;font-weight:600;cursor:pointer;transition:all var(--transition-base);overflow:hidden}.primary-button: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}.primary-button:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(99,102,241,.4)}.primary-button:hover:before{left:100%}.primary-button:active{transform:translateY(0)}.primary-button:disabled{opacity:.6;cursor:not-allowed;transform:none}.button-icon{font-size:1.25rem}.button-text{display:block}.button-loading{display:none;align-items:center;gap:var(--spacing-sm)}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.results-section{margin-top:var(--spacing-xl);padding:var(--spacing-xl);background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);animation:fadeInUp .5s ease}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.results-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-lg)}.results-header h3{margin:0;color:var(--color-text-primary)}.processing-time{font-size:.875rem;color:var(--color-text-muted);font-variant-numeric:tabular-nums}.preview-tabs{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-lg);padding:4px;background:var(--color-bg-secondary);border-radius:var(--radius-md)}.tab-button{flex:1;padding:var(--spacing-sm) var(--spacing-md);background:transparent;color:var(--color-text-muted);border:none;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.tab-button.active{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-sm)}.tab-button:not(.active):hover{background:var(--color-bg-tertiary);color:var(--color-text-secondary)}.preview-container{margin-bottom:var(--spacing-lg);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;background:var(--color-bg-secondary)}.preview-content{display:flex;align-items:center;justify-content:center;padding:var(--spacing-xl);min-height:300px}.preview-content img{max-width:100%;max-height:400px;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);transition:transform var(--transition-base)}.preview-content img:hover{transform:scale(1.02)}.download-section{text-align:center}.download-button{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-xl);background:var(--color-success);color:#fff;border-radius:var(--radius-lg);font-weight:600;text-decoration:none;transition:all var(--transition-base)}.download-button:hover{background:var(--color-success-dark);transform:translateY(-2px);box-shadow:0 8px 25px rgba(16,185,129,.3);color:#fff}.footer{border-top:1px solid var(--color-border);background:var(--color-bg-secondary);padding:var(--spacing-xl) 0;margin-top:var(--spacing-2xl)}.footer-content{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--spacing-md)}.footer-info{display:flex;align-items:center;gap:var(--spacing-md)}.footer-logo{font-weight:600;color:var(--color-text-primary)}.footer-version{font-size:.875rem;color:var(--color-text-muted);padding:var(--spacing-xs) var(--spacing-sm);background:var(--color-bg-tertiary);border-radius:var(--radius-sm)}.footer-stats{display:flex;gap:var(--spacing-lg)}.stat-item{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xs)}.stat-label{font-size:.75rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:1.125rem;font-weight:600;color:var(--color-text-primary);font-variant-numeric:tabular-nums}.notification{position:fixed;top:var(--spacing-lg);right:var(--spacing-lg);background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:var(--spacing-md);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:var(--shadow-lg);transform:translate(100%);transition:transform var(--transition-base);z-index:var(--z-notification);max-width:400px}.notification.show{transform:translate(0)}.notification-content{display:flex;align-items:center;gap:var(--spacing-sm)}.notification-icon{font-size:1.25rem;flex-shrink:0}.notification-message{color:var(--color-text-primary);font-size:.875rem}.notification-success{border-left:4px solid var(--color-success)}.notification-error{border-left:4px solid var(--color-error)}.notification-info{border-left:4px solid var(--color-primary)}@media (max-width: 768px){.container{padding:0 var(--spacing-sm)}.header-content{flex-direction:column;text-align:center;gap:var(--spacing-sm)}.tagline{order:-1}.feature-grid{grid-template-columns:1fr;gap:var(--spacing-lg)}.feature-card{padding:var(--spacing-lg)}.upload-section{grid-template-columns:1fr}.upload-area{padding:var(--spacing-lg);min-height:100px}.setting-row{grid-template-columns:1fr;gap:var(--spacing-sm)}.footer-content{flex-direction:column;text-align:center}.footer-stats{justify-content:center}.notification{right:var(--spacing-sm);left:var(--spacing-sm);max-width:none}}@media (max-width: 480px){.card-title{font-size:1.25rem}.primary-button{padding:var(--spacing-sm) var(--spacing-lg)}.upload-area{padding:var(--spacing-md);min-height:80px}.upload-icon{font-size:1.5rem}.upload-text{font-size:.75rem}}.loading-screen{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--color-bg-primary);display:flex;align-items:center;justify-content:center;z-index:var(--z-modal);transition:opacity var(--transition-slow)}.loading-ghost{font-size:4rem;animation:float 2s ease-in-out infinite alternate;filter:drop-shadow(0 0 20px rgba(99,102,241,.5))}@keyframes float{0%{transform:translateY(-10px)}to{transform:translateY(10px)}}button:focus-visible,input:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.loading-ghost{animation:none}}@media (prefers-contrast: high){:root{--color-border: #ffffff;--color-text-muted: #e2e8f0}}.color-picker-section{display:flex;flex-direction:column;gap:var(--spacing-md);background:var(--color-bg-secondary);border:1px solid var(--color-border);padding:var(--spacing-lg);border-radius:var(--radius-lg)}.current-color-display{display:flex;align-items:center;gap:var(--spacing-md);font-size:.875rem;flex-wrap:wrap}#current-color-swatch{width:40px;height:40px;border-radius:var(--radius-md);border:2px solid var(--color-border-light);background:#ffffff;box-shadow:var(--shadow-sm)}.add-color-btn,.clear-palette-btn{background:var(--color-primary);color:#fff;border:none;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);cursor:pointer;font-size:.75rem;font-weight:600;transition:background var(--transition-fast)}.clear-palette-btn{background:var(--color-error)}.add-color-btn:hover{background:var(--color-primary-dark)}.clear-palette-btn:hover{background:#dc2626}.color-palette{display:flex;flex-wrap:wrap;gap:var(--spacing-sm);min-height:48px}.palette-item{display:flex;align-items:center;gap:4px;background:var(--color-bg-tertiary);border:1px solid var(--color-border);padding:4px 6px;border-radius:var(--radius-sm)}.palette-color{width:20px;height:20px;border-radius:4px;border:1px solid var(--color-border-light);box-shadow:var(--shadow-sm)}.palette-label{font-size:.7rem;color:var(--color-text-secondary);font-family:var(--font-mono)}.palette-remove{background:transparent;color:var(--color-text-muted);border:none;cursor:pointer;font-size:.9rem;line-height:1;padding:0 4px;transition:color var(--transition-fast)}.palette-remove:hover{color:var(--color-error)}.preview-image{max-width:100%;max-height:180px;display:block;margin-top:var(--spacing-sm);border-radius:var(--radius-sm);border:1px solid var(--color-border)}.line-art-settings.hidden{display:none!important}.upload-preview-image{max-width:100%;max-height:150px;margin-top:var(--spacing-sm);border-radius:var(--radius-sm);border:1px solid var(--color-border);display:none;object-fit:contain}.upload-area.has-file .upload-preview-image{display:block}.image-preview-container{position:relative;margin-top:var(--spacing-sm)}.image-preview-container img{max-width:100%;max-height:200px;border-radius:var(--radius-sm);border:1px solid var(--color-border);cursor:crosshair;object-fit:contain}.preview-controls{position:absolute;top:var(--spacing-xs);right:var(--spacing-xs);display:flex;gap:var(--spacing-xs);opacity:0;transition:opacity var(--transition-base)}.image-preview-container:hover .preview-controls{opacity:1}.preview-refresh-btn,.preview-zoom-btn{background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-sm);padding:var(--spacing-xs);font-size:.75rem;cursor:pointer;transition:all var(--transition-fast);box-shadow:var(--shadow-sm);min-width:28px;height:28px;display:flex;align-items:center;justify-content:center}.preview-refresh-btn:hover,.preview-zoom-btn:hover{background:var(--color-primary-dark);transform:scale(1.05)}.preview-refresh-btn:active,.preview-zoom-btn:active{transform:scale(.95)}.preview-loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-md);padding:var(--spacing-sm);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);display:flex;align-items:center;gap:var(--spacing-xs);font-size:.75rem;color:var(--color-text-secondary)}.preview-loading .spinner{width:12px;height:12px}.color-picker-overlay{position:absolute;top:0;left:0;right:0;bottom:0;cursor:crosshair;z-index:1;pointer-events:none}.method-selection .setting-tabs{margin-bottom:var(--spacing-lg)}.method-selection .setting-tab{font-size:.875rem;text-transform:none;letter-spacing:normal}.tab-navigation{background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.tab-navigation .tab-buttons{display:flex;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);overflow-x:auto}.tab-navigation .tab-btn{flex:1;background:var(--color-bg-tertiary);border:1px solid var(--color-border);color:var(--color-text-muted);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-size:.85rem;font-weight:600;letter-spacing:.03em;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:var(--spacing-xs);transition:all var(--transition-fast);min-width:180px}.tab-navigation .tab-btn:hover{background:var(--color-bg-elevated);color:var(--color-text-secondary);border-color:var(--color-border-light)}.tab-navigation .tab-btn.active{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;border-color:var(--color-primary);box-shadow:var(--shadow-sm)}.tab-content{display:none}.tab-content.active{display:block;animation:fadeInTab .35s ease}@keyframes fadeInTab{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.setting-tabs{display:flex;gap:var(--spacing-sm);background:var(--color-bg-secondary);padding:4px;border-radius:var(--radius-md);margin-bottom:var(--spacing-lg);border:1px solid var(--color-border)}.setting-tab{flex:1;background:transparent;border:none;color:var(--color-text-muted);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-sm);font-size:.7rem;font-weight:600;letter-spacing:.05em;cursor:pointer;transition:all var(--transition-fast);text-transform:uppercase}.setting-tab:hover{background:var(--color-bg-tertiary);color:var(--color-text-secondary)}.setting-tab.active{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-sm)}.setting-panel{display:none}.setting-panel.active{display:block;animation:fadeInSettings .25s ease}@keyframes fadeInSettings{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.zoom-toggle-btn{position:absolute;top:6px;right:6px;background:var(--color-primary);color:#fff;border:1px solid var(--color-border-light);font-size:.65rem;padding:4px 8px;border-radius:var(--radius-sm);cursor:pointer;opacity:.85;transition:all var(--transition-fast);z-index:2}.zoom-toggle-btn:hover{opacity:1;background:var(--color-primary-dark)}.image-zoom-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(15,23,42,.85);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:none;align-items:center;justify-content:center;z-index:var(--z-modal);opacity:0;transition:opacity var(--transition-base);padding:var(--spacing-xl)}.image-zoom-overlay.open{opacity:1}.image-zoom-inner{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:90%;max-width:1200px;max-height:90vh;display:flex;flex-direction:column;box-shadow:var(--shadow-xl);position:relative;overflow:hidden;animation:fadeInUp .4s ease}.zoom-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-tertiary);border-bottom:1px solid var(--color-border);gap:var(--spacing-md)}.zoom-title{font-size:.9rem;font-weight:600;color:var(--color-text-secondary)}.zoom-tools{display:flex;align-items:center;gap:var(--spacing-xs)}.zoom-tool-btn,.zoom-close-btn{background:var(--color-bg-secondary);color:var(--color-text-secondary);border:1px solid var(--color-border);font-size:.75rem;padding:4px 8px;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast)}.zoom-tool-btn:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.zoom-close-btn{background:var(--color-error);color:#fff;border-color:var(--color-error);font-weight:600}.zoom-close-btn:hover{background:#dc2626}.zoom-level{font-size:.7rem;color:var(--color-text-muted);min-width:48px;text-align:right;font-variant-numeric:tabular-nums}.zoom-scroll{flex:1;overflow:auto;padding:var(--spacing-md);background:repeating-conic-gradient(#1e293b 0% 25%,#0f172a 0% 50%) 50% / 24px 24px}.zoom-scroll img{display:block;max-width:none;width:100%;user-select:none;image-rendering:auto;cursor:crosshair;border:1px solid var(--color-border);background:#000;box-shadow:var(--shadow-lg)}.zoom-hint{font-size:.65rem;color:var(--color-text-muted);padding:4px var(--spacing-md) var(--spacing-sm);margin:0;background:var(--color-bg-tertiary);border-top:1px solid var(--color-border);text-align:center;letter-spacing:.03em}@media (max-width: 768px){.image-zoom-inner{width:100%;padding:0}.zoom-scroll{padding:var(--spacing-sm)}.zoom-toggle-btn{font-size:.6rem;padding:3px 6px}}