:root{--bg-primary: #080a10;--bg-secondary: #0e1118;--bg-tertiary: #161b26;--bg-card: #111620;--bg-card-hover: #1a2030;--bg-input: #151a26;--bg-sidebar: #0a0d14;--text-primary: #eef0f6;--text-secondary: #9aa4b8;--text-tertiary: #5e6a82;--text-accent: #7cb9e8;--accent-primary: #7cb9e8;--accent-secondary: #a8d4f0;--accent-gradient: linear-gradient(135deg, #7cb9e8 0%, #c4a7e7 45%, #f0a6ca 100%);--accent-glow: rgba(124, 185, 232, .3);--accent-green: #34d399;--accent-orange: #fb923c;--accent-red: #f87171;--accent-cyan: #67e8f9;--accent-pink: #f0a6ca;--border-color: rgba(255, 255, 255, .06);--border-active: rgba(124, 185, 232, .4);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(124, 185, 232, .15);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--transition-smooth: .35s cubic-bezier(.25, .46, .45, .94);--transition-spring: .5s cubic-bezier(.34, 1.56, .64, 1);--transition-apple: .6s cubic-bezier(.23, 1, .32, 1);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Consolas", monospace;--sidebar-width: 280px;--header-height: 64px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);overflow:hidden;height:100vh}#app{display:flex;height:100vh;overflow:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}.sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);height:100vh;background:var(--bg-sidebar);border-right:1px solid var(--border-color);display:flex;flex-direction:column;overflow:hidden;position:relative;z-index:10;transition:transform var(--transition-apple),width var(--transition-apple)}.sidebar-header{padding:20px;border-bottom:1px solid 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var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:13px;font-family:var(--font-sans);outline:none;transition:all var(--transition-normal)}.sidebar-search input::placeholder{color:var(--text-tertiary)}.sidebar-search input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #7cb9e826;background:var(--bg-tertiary)}.sidebar-search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-tertiary);font-size:14px;pointer-events:none}.sidebar-nav{flex:1;overflow-y:auto;padding:8px 0}.nav-category{padding:0 12px;margin-bottom:4px}.nav-category-header{display:flex;align-items:center;justify-content:space-between;padding:8px;cursor:pointer;border-radius:var(--radius-sm);transition:background 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var(--transition-normal);text-align:center}.tab.active{background:var(--accent-primary);color:#fff;box-shadow:var(--shadow-sm)}.tab:not(.active):hover{color:var(--text-primary);background:#ffffff0d}.toggle-switch{display:flex;align-items:center;gap:10px;cursor:pointer}.toggle-track{width:44px;height:24px;border-radius:12px;background:var(--bg-tertiary);border:1px solid var(--border-color);position:relative;transition:all var(--transition-normal)}.toggle-track.active{background:var(--accent-primary);border-color:var(--accent-primary)}.toggle-thumb{width:20px;height:20px;border-radius:50%;background:#fff;position:absolute;top:1px;left:1px;transition:transform var(--transition-spring);box-shadow:var(--shadow-sm)}.toggle-track.active .toggle-thumb{transform:translate(20px)}.badge{display:inline-flex;align-items:center;padding:4px 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scale(.9)}}.color-preview{width:48px;height:48px;border-radius:var(--radius-md);border:2px solid var(--border-color);cursor:pointer;transition:transform var(--transition-fast)}.color-preview:hover{transform:scale(1.1)}.color-row{display:flex;align-items:center;gap:12px}.regex-highlight{background:#6366f140;border-bottom:2px solid var(--accent-primary);padding:0 1px;border-radius:2px}.progress-bar{width:100%;height:4px;border-radius:2px;background:var(--bg-tertiary);overflow:hidden}.progress-fill{height:100%;border-radius:2px;background:var(--accent-gradient);transition:width var(--transition-smooth)}.kv-table{width:100%;border-collapse:collapse}.kv-table td{padding:8px 12px;border-bottom:1px solid var(--border-color);font-size:13px}.kv-table td:first-child{color:var(--text-secondary);font-weight:500;width:140px}.kv-table td:last-child{font-family:var(--font-mono)}.stagger-enter>*{opacity:0;transform:translateY(12px);animation:staggerFade var(--transition-apple) 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float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@media(max-width:768px){:root{--sidebar-width: 260px}.sidebar{position:fixed;left:0;top:0;bottom:0;transform:translate(-100%);z-index:100;box-shadow:var(--shadow-lg)}.sidebar.open{transform:translate(0)}.sidebar-overlay{display:block;position:fixed;inset:0;background:#0009;z-index:99;opacity:0;pointer-events:none;transition:opacity var(--transition-normal)}.sidebar-overlay.visible{opacity:1;pointer-events:all}.menu-toggle{display:flex}.split-layout{grid-template-columns:1fr}.tools-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.main-body{padding:16px}}