:root{--primary-color:#3b82f6;--primary-hover:#2563eb;--bg-color:#0f172a;--surface-color:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--border-color:#334155;--danger-color:#ef4444;--success-color:#10b981;--radius-md:.5rem;--radius-lg:1rem;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--font-sans:"Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2}h1{font-size:2.25rem}h2{font-size:1.5rem}.app-container{min-height:100vh;display:flex}.main-content{flex-direction:column;flex:1;padding:2rem;display:flex}.card{background-color:var(--surface-color);border-radius:var(--radius-lg);border:1px solid var(--border-color);box-shadow:var(--shadow-lg);padding:1.5rem}.btn{border-radius:var(--radius-md);cursor:pointer;border:none;justify-content:center;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.auth-wrapper{background:radial-gradient(circle at 50% -20%,#1e293b,#0f172a);justify-content:center;align-items:center;min-height:100vh;display:flex}.auth-card{text-align:center;width:100%;max-width:400px}.auth-header{margin-bottom:2rem}.auth-header h1{background:linear-gradient(90deg,#60a5fa,#a78bfa);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:.5rem;font-size:1.875rem}.auth-header p{color:var(--text-secondary)}.google-btn{color:#1f2937;background-color:#fff;justify-content:center;align-items:center;gap:.75rem;width:100%;padding:.75rem;font-size:1rem;font-weight:500;display:flex}.google-btn:hover{background-color:#f3f4f6}.header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1.5rem;display:flex}.user-profile{align-items:center;gap:1rem;display:flex}.user-avatar{object-fit:cover;border:2px solid var(--primary-color);border-radius:50%;width:40px;height:40px}