:root{--bg-canvas: #ffffff;--bg-surface: #fafbfc;--bg-surface-elevated: #ffffff;--bg-surface-hover: #f1f5f9;--bg-subtle: #f8fafc;--border-subtle: #e2e8f0;--border-medium: #cbd5e1;--border-strong: #94a3b8;--border-accent: rgba(5, 150, 105, .4);--text-primary: #0f172a;--text-secondary: #475569;--text-tertiary: #64748b;--text-muted: #94a3b8;--signal-emerald: #059669;--signal-emerald-light: #ecfdf5;--signal-emerald-border: #a7f3d0;--signal-blue: #2563eb;--signal-blue-light: #eff6ff;--signal-blue-border: #bfdbfe;--signal-polar: #0062ff;--signal-polar-light: #edf5ff;--signal-coral: #e11d48;--signal-coral-light: #fff1f2;--signal-coral-border: #fecdd3;--font-mono: "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;--font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .04);--shadow-card: 0 1px 3px 0 rgba(0, 0, 0, .05), 0 1px 2px -1px rgba(0, 0, 0, .05);--shadow-elevated: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 2px 4px -2px rgba(0, 0, 0, .04)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-canvas);color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5;overflow-x:hidden}.white-minimal-grid{background-image:linear-gradient(to right,rgba(0,0,0,.03) 1px,transparent 1px),linear-gradient(to bottom,rgba(0,0,0,.03) 1px,transparent 1px);background-size:32px 32px}.btn-tactile{transition:transform .1s cubic-bezier(.16,1,.3,1),background-color .15s ease,border-color .15s ease,box-shadow .15s ease;-webkit-user-select:none;user-select:none}.btn-tactile:hover{transform:translateY(-1px);box-shadow:0 2px 5px #00000014}.btn-tactile:active{transform:scale(.98);box-shadow:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-subtle)}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}pre,code{font-family:var(--font-mono)}input,select,textarea{font-family:inherit;transition:border-color .15s ease,box-shadow .15s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--text-primary)!important;box-shadow:0 0 0 3px #0f172a14}