:root{--font-body: "Inter", system-ui, -apple-system, sans-serif;--color-bg: #0f172a;--color-surface: #1e293b;--color-surface-hover: #334155;--color-primary: #6366f1;--color-primary-hover: #4f46e5;--color-accent: #0ea5e9;--color-text: #f8fafc;--color-text-dim: #94a3b8;--color-border: #334155;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-sm: 0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.24);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--transition: all .2s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--color-bg);color:var(--color-text);line-height:1.5;min-height:100vh}button{cursor:pointer;border:none;background:none;font-family:inherit}input{font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:1rem}.text-gradient{background:linear-gradient(to right,var(--color-primary),var(--color-accent));-webkit-background-clip:text;background-clip:text;color:transparent}.btn-primary{background:var(--color-primary);color:#fff;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:600;transition:var(--transition);display:inline-flex;align-items:center;gap:.5rem}.btn-primary:hover{background:var(--color-primary-hover);transform:translateY(-1px);box-shadow:0 10px 15px -3px #6366f14d}.btn-icon{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--color-surface);color:var(--color-text);transition:var(--transition);border:1px solid var(--color-border)}.btn-icon:hover:not(:disabled){background:var(--color-primary);border-color:var(--color-primary);color:#fff}.btn-icon:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--color-surface);border-radius:var(--radius-md);padding:1rem;border:1px solid var(--color-border);transition:var(--transition)}.card:hover{border-color:var(--color-primary)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--color-bg)}::-webkit-scrollbar-thumb{background:var(--color-surface-hover);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-border)}