:root,body.dark-theme,:root[data-theme=dark]{--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;--header-height: 64px;--sidebar-width: 270px;--bg-canvas: #090d16;--bg-sidebar: #0b1120;--bg-card: #0f172a;--bg-card-hover: #1e293b;--bg-input: #0b1120;--border-color: rgba(30, 41, 59, .65);--border-subtle-glow: rgba(56, 189, 248, .15);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--accent-primary: #06b6d4;--accent-glow: rgba(6, 182, 212, .15);--accent-success: #10b981;--code-bg: #030712;--code-header: #0b101d;--code-text: #38bdf8;--btn-cta-text: #030712;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .4);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--sidebar-gradient: linear-gradient(180deg, rgba(15, 23, 42, .5) 0%, rgba(9, 13, 22, .2) 100%)}body.light-theme,:root[data-theme=light]{--bg-canvas: #f8fafc;--bg-sidebar: #f1f5f9;--bg-card: #ffffff;--bg-card-hover: #f1f5f9;--bg-input: #ffffff;--border-color: rgba(203, 213, 225, .6);--border-subtle-glow: rgba(2, 132, 199, .1);--text-primary: #090d16;--text-secondary: #334155;--text-muted: #64748b;--accent-primary: #0284c7;--accent-glow: rgba(2, 132, 199, .12);--accent-success: #059669;--code-bg: #0f172a;--code-header: #1e293b;--code-text: #38bdf8;--btn-cta-text: #ffffff;--shadow-sm: 0 1px 4px rgba(15, 23, 42, .05);--shadow-md: 0 4px 14px rgba(15, 23, 42, .06);--sidebar-gradient: linear-gradient(180deg, rgba(241, 245, 249, .6) 0%, rgba(248, 250, 252, .2) 100%)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:var(--font-sans);background-color:var(--bg-canvas);color:var(--text-primary);overflow-x:hidden;-webkit-font-smoothing:antialiased;transition:background-color .2s ease,color .2s ease}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}