:root{--bg-dark:#0f172a;--bg-card:#1e293bb3;--text-main:#f8fafc;--text-muted:#94a3b8;--accent-primary:#3b82f6;--accent-secondary:#8b5cf6;--accent-gradient:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));--border-color:#ffffff1a;--focus-ring:#3b82f680;--font-family:"Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-dark);color:var(--text-main);flex-direction:column;min-height:100vh;display:flex;overflow-x:hidden}.bg-glow{z-index:-1;pointer-events:none;background:radial-gradient(circle,#8b5cf626 0%,#0000 70%);border-radius:50%;width:50vw;height:50vw;position:fixed;top:-20%;left:-10%}.bg-glow-2{z-index:-1;pointer-events:none;background:radial-gradient(circle,#3b82f626 0%,#0000 70%);border-radius:50%;width:60vw;height:60vw;position:fixed;bottom:-20%;right:-10%}.app-container{flex-direction:column;align-items:center;width:100%;max-width:900px;min-height:100vh;margin:0 auto;padding:3rem 1.5rem;display:flex}header{text-align:center;margin-bottom:3rem;animation:.8s ease-out fadeInDown}header h1{background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:3rem;font-weight:800}header p{color:var(--text-muted);font-size:1.1rem}.glass-card{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-color);border-radius:24px;width:100%;padding:2.5rem;animation:.8s ease-out fadeInUp;box-shadow:0 25px 50px -12px #00000080}.btn{cursor:pointer;font-size:1rem;font-weight:600;font-family:var(--font-family);border:none;border-radius:12px;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;transition:all .3s;display:inline-flex}.btn:active{transform:scale(.98)}.btn:focus{box-shadow:0 0 0 3px var(--focus-ring);outline:none}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 14px #3b82f663}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px #3b82f63b}.btn-primary:disabled{color:#94a3b8;cursor:not-allowed;box-shadow:none;background:#334155;transform:none}.btn-secondary{color:var(--text-main);border:1px solid var(--border-color);background:#ffffff0d}.btn-secondary:hover{background:#ffffff1a;transform:translateY(-1px)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.pulse-anim{animation:2s ease-in-out infinite pulse}