:root{--font-body: "Inter", system-ui, -apple-system, sans-serif;--font-display: "Outfit", system-ui, -apple-system, sans-serif;--color-bg-dark: #0f172a;--color-card-dark: #1e293b;--color-text-primary: #f8fafc;--color-text-secondary: #94a3b8;--color-accent: #38bdf8;--color-accent-glow: rgba(56, 189, 248, .5);--color-success: #4ade80;--color-warning: #fbbf24;--color-danger: #f87171;--radius-lg: 16px;--radius-md: 8px}body{margin:0;padding:0;font-family:var(--font-body);background-color:var(--color-bg-dark);color:var(--color-text-primary);-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;justify-content:center}#root{width:100%;max-width:600px;padding:20px;box-sizing:border-box}h1,h2,h3{font-family:var(--font-display);font-weight:700;margin:0}.card{background:var(--color-card-dark);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);padding:24px;margin-bottom:20px;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.card:hover{border-color:#fff3;transition:border-color .3s ease}input,select{background:#0f172a;border:1px solid #334155;color:#fff;padding:12px;border-radius:var(--radius-md);font-size:16px;width:100%;box-sizing:border-box;margin-top:8px;margin-bottom:16px;transition:all .2s}input:focus,select:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-glow)}label{font-size:14px;color:var(--color-text-secondary);font-weight:500}button.primary-btn{background:linear-gradient(135deg,#0ea5e9,#2563eb);color:#fff;border:none;padding:14px;border-radius:var(--radius-md);font-weight:600;cursor:pointer;width:100%;font-size:16px;transition:transform .1s,box-shadow .2s}button.primary-btn:active{transform:scale(.98)}button.primary-btn:hover{box-shadow:0 0 15px var(--color-accent-glow)}.text-center{text-align:center}.text-sm{font-size:.875rem}.text-muted{color:var(--color-text-secondary)}.mt-4{margin-top:1rem}.mb-2{margin-bottom:.5rem}.flex-row{display:flex;gap:10px}