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var(--color-border);border-radius:var(--radius-lg);background-color:var(--color-bg-primary);color:var(--color-text-primary);cursor:pointer;transition:all var(--transition-base)}.tools-list-filter-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-bg-tertiary)}.tools-list-empty{text-align:center;padding:var(--spacing-2xl);color:var(--color-text-secondary)}.tools-list-title{font-size:var(--text-4xl);font-weight:700;color:var(--color-text-primary);margin-bottom:var(--spacing-md)}.tools-list-description{font-size:var(--text-lg);color:var(--color-text-secondary)}.tools-list-category{margin-bottom:var(--spacing-2xl)}.tools-list-category-title{font-size:var(--text-2xl);font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:2px solid var(--color-border)}.tools-list-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--spacing-lg)}.tools-list-card{background-color:var(--color-bg-primary);border-radius:var(--radius-2xl);padding:var(--spacing-lg);border:1px solid var(--color-border);text-decoration:none;color:inherit;transition:all var(--transition-base);display:flex;align-items:flex-start;gap:var(--spacing-md);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.tools-list-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient-primary);transform:scaleX(0);transform-origin:left;transition:transform var(--transition-base)}.tools-list-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--color-primary)}.tools-list-card:hover:before{transform:scaleX(1)}.tools-list-card-icon{font-size:var(--text-2xl);line-height:1;flex-shrink:0;width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--gradient-primary);border-radius:var(--radius-lg);transition:all var(--transition-base);position:relative;overflow:hidden}.tools-list-card-icon:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left var(--transition-slow)}.tools-list-card:hover .tools-list-card-icon{transform:scale(1.1) rotate(5deg);box-shadow:var(--shadow-sm)}.tools-list-card:hover .tools-list-card-icon:before{left:100%}.tools-list-card-content{flex:1;min-width:0}.tools-list-card-name{font-size:var(--text-lg);font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-xs)}.tools-list-card-description{font-size:var(--text-sm);color:var(--color-text-secondary);line-height:1.5}.tools-list-card-arrow{font-size:var(--text-xl);color:var(--color-text-tertiary);flex-shrink:0;transition:transform var(--transition-fast)}.tools-list-card:hover .tools-list-card-arrow{transform:translate(4px);color:var(--color-primary)}@media (max-width: 768px){.tools-list{padding:var(--spacing-xl) var(--spacing-md)}.tools-list-title{font-size:var(--text-3xl)}.tools-list-description{font-size:var(--text-base)}.tools-list-filters{flex-direction:column;align-items:stretch}.tools-list-search{min-width:100%;max-width:100%}.tools-list-grid{grid-template-columns:1fr;gap:var(--spacing-md)}.tools-list-card{padding:var(--spacing-md)}}@media (max-width: 480px){.tools-list{padding:var(--spacing-lg) var(--spacing-sm)}.tools-list-title{font-size:var(--text-2xl)}.tools-list-description{font-size:var(--text-sm)}.tools-list-category-title{font-size:var(--text-xl)}.tools-list-card{flex-direction:column;text-align:center}.tools-list-card-icon{margin:0 auto}}.loading-spinner{display:inline-flex;align-items:center;justify-content:center}.loading-spinner-circle{border:3px solid var(--color-bg-tertiary);border-top-color:var(--color-primary);border-right-color:var(--color-primary-light);border-radius:50%;animation:spin .8s linear infinite;position:relative}.loading-spinner-circle:before{content:"";position:absolute;top:50%;left:50%;width:60%;height:60%;border-radius:50%;border:2px solid transparent;border-top-color:var(--color-primary);transform:translate(-50%,-50%);animation:spin .6s linear infinite reverse}.loading-spinner--sm .loading-spinner-circle{width:20px;height:20px;border-width:2px}.loading-spinner--md .loading-spinner-circle{width:40px;height:40px;border-width:3px}.loading-spinner--lg .loading-spinner-circle{width:60px;height:60px;border-width:4px}@keyframes spin{to{transform:rotate(360deg)}}:root{--color-primary: #2563eb;--color-primary-dark: #1e40af;--color-primary-light: #3b82f6;--color-secondary: #64748b;--color-success: #10b981;--color-error: #ef4444;--color-warning: #f59e0b;--color-info: #06b6d4;--color-bg-primary: #ffffff;--color-bg-secondary: #f8fafc;--color-bg-tertiary: #f1f5f9;--color-text-primary: #0f172a;--color-text-secondary: #475569;--color-text-tertiary: #94a3b8;--color-border: #e2e8f0;--color-border-light: #f1f5f9;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;--font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .2s cubic-bezier(.4, 0, .2, 1);--transition-slow: .3s cubic-bezier(.4, 0, .2, 1);--transition-bounce: .4s cubic-bezier(.68, -.55, .265, 1.55);--gradient-primary: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);--gradient-primary-hover: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);--gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);--gradient-card: linear-gradient(135deg, rgba(255, 255, 255, .1) 0%, rgba(255, 255, 255, .05) 100%);--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(255, 255, 255, .18);--glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, .37);--shadow-inner: inset 0 2px 4px 0 rgb(0 0 0 / .06);--shadow-colored: 0 10px 25px -5px rgba(37, 99, 235, .2);--shadow-colored-lg: 0 20px 40px -10px rgba(37, 99, 235, .3);--letter-tight: -.025em;--letter-normal: 0;--letter-wide: .025em;--letter-wider: .05em;--z-dropdown: 1000;--z-sticky: 1020;--z-fixed: 1030;--z-modal-backdrop: 1040;--z-modal: 1050;--z-popover: 1060;--z-tooltip: 1070}html.dark-mode,:root.dark-mode{--color-bg-primary: #0f172a;--color-bg-secondary: #1e293b;--color-bg-tertiary: #334155;--color-text-primary: #f8fafc;--color-text-secondary: #cbd5e1;--color-text-tertiary: #94a3b8;--color-border: #334155;--color-border-light: #1e293b;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .3);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .4), 0 2px 4px -2px rgb(0 0 0 / .3);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .4), 0 4px 6px -4px rgb(0 0 0 / .3);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .4), 0 8px 10px -6px rgb(0 0 0 / .3);--glass-bg: rgba(15, 23, 42, .7);--glass-border: rgba(255, 255, 255, .1);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .5);--gradient-card: linear-gradient(135deg, rgba(255, 255, 255, .05) 0%, rgba(255, 255, 255, .02) 100%)}@media (prefers-color-scheme: dark){html:not(.light-mode):not(.dark-mode){--color-bg-primary: #0f172a;--color-bg-secondary: #1e293b;--color-bg-tertiary: #334155;--color-text-primary: #f8fafc;--color-text-secondary: #cbd5e1;--color-text-tertiary: #94a3b8;--color-border: #334155;--color-border-light: #1e293b}}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:1.6;color:var(--color-text-primary);background-color:var(--color-bg-secondary);min-height:100vh;letter-spacing:var(--letter-normal);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;color:var(--color-text-primary);margin-bottom:var(--spacing-md);letter-spacing:var(--letter-tight)}h1{font-weight:800;letter-spacing:var(--letter-tight)}h2{font-weight:700;letter-spacing:var(--letter-tight)}h1{font-size:var(--text-4xl)}h2{font-size:var(--text-3xl)}h3{font-size:var(--text-2xl)}h4{font-size:var(--text-xl)}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-dark)}a:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none;padding:0}button:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}code{font-family:var(--font-mono);font-size:.9em;background-color:var(--color-bg-tertiary);padding:.125rem .375rem;border-radius:var(--radius-sm);color:var(--color-text-primary)}pre{font-family:var(--font-mono);font-size:var(--text-sm);line-height:1.6;overflow-x:auto;background-color:var(--color-bg-tertiary);padding:var(--spacing-md);border-radius:var(--radius-lg);border:1px solid var(--color-border)}pre code{background:none;padding:0}.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}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--color-bg-secondary);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-sm);transition:background var(--transition-base)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}*{scrollbar-width:thin;scrollbar-color:var(--color-border) var(--color-bg-secondary)}::selection{background-color:var(--color-primary-light);color:var(--color-bg-primary)}html.dark-mode ::selection{background-color:var(--color-primary);color:var(--color-text-primary)}.app{min-height:100vh;display:flex;flex-direction:column;position:relative}.app-main{flex:1;width:100%;animation:fadeIn .4s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}