:root{--primary: #0a0a0a;--accent: #6366f1;--bg: #f8fafc;--card: #ffffff;--text: #1e293b;--text-muted: #64748b;--border: #e2e8f0;--radius-lg: 1.5rem;--radius-md: 1rem;--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);--glow: 0 0 20px rgba(99, 102, 241, .2)}@media(prefers-color-scheme:dark){:root{--primary: #f8fafc;--accent: #818cf8;--bg: #0f172a;--card: #1e293b;--text: #f1f5f9;--text-muted: #94a3b8;--border: #334155;--glow: 0 0 20px rgba(129, 140, 248, .3)}}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.glass-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.input-field{width:100%;padding:1rem;border-radius:var(--radius-md);border:1px solid var(--border);background:var(--bg);color:var(--text);font-size:1rem;transition:all .2s ease}.input-field:focus{outline:none;border-color:var(--accent);box-shadow:var(--glow)}.btn-primary{background:var(--primary);color:var(--bg);padding:1rem 2rem;border-radius:var(--radius-md);border:none;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);opacity:.9}.btn-primary:active{transform:translateY(0)}body{margin:0}