:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: rgba(30, 41, 59, .7);--text-primary: #f8fafc;--text-secondary: #94a3b8;--accent-color: #38bdf8;--accent-hover: #0ea5e9;--danger-color: #ef4444;--success-color: #22c55e;--font-family: "Inter", system-ui, -apple-system, sans-serif;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -2px rgb(0 0 0 / .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}button{cursor:pointer;border:none;font-family:inherit;font-weight:500;transition:all .2s ease}input{font-family:inherit}.glass-panel{background:var(--bg-card);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md)}.btn-primary{background-color:var(--accent-color);color:#0f172a;padding:.75rem 1.5rem;border-radius:var(--radius-sm);font-weight:600;box-shadow:0 0 15px #38bdf84d}.btn-primary:hover{background-color:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 20px #38bdf866}.btn-secondary{background-color:transparent;border:1px solid var(--text-secondary);color:var(--text-primary);padding:.5rem 1rem;border-radius:var(--radius-sm)}.btn-secondary:hover{border-color:var(--text-primary);background-color:#ffffff0d}.container{max-width:1200px;margin:0 auto;padding:1rem;min-height:100vh;display:flex;flex-direction:column}h1,h2,h3{line-height:1.2}@keyframes flash-border{0%{box-shadow:inset 0 0 0 0 var(--accent-color)}50%{box-shadow:inset 0 0 20px 10px var(--accent-color)}to{box-shadow:inset 0 0 0 0 transparent}}.flash-effect{animation:flash-border .6s ease-out}