:root{--bg-base:#081e24;--bg-surface:#132f38;--bg-surface-elevated:#1d4552;--text-primary:#f0f9ff;--text-secondary:#94a3b8;--color-primary:#0ea5e9;--color-primary-hover:#0284c7;--color-secondary:#2dd4bf;--color-success:#10b981;--color-danger:#f43f5e;--color-warning:#fbbf24;--font-base:"Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--space-xs:.25rem;--space-sm:.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--radius-sm:.375rem;--radius-md:.75rem;--radius-lg:1rem;--radius-pill:9999px;--transition-fast:.15s ease-in-out;--transition-bouncy:.4s cubic-bezier(.175, .885, .32, 1.275)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-base);background-color:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased;flex-direction:column;min-height:100vh;line-height:1.5;display:flex}.glass-panel{-webkit-backdrop-filter:blur(12px);border-radius:var(--radius-lg);background:#132f38cc;border:1px solid #ffffff1a;box-shadow:0 8px 32px #0003}h1,h2,h3,h4{letter-spacing:-.02em;font-weight:800;line-height:1.2}h1{margin-bottom:var(--space-md);font-size:2.5rem}h2{margin-bottom:var(--space-sm);font-size:2rem}p{margin-bottom:var(--space-md);color:var(--text-secondary)}.container{width:100%;max-width:1200px;padding:0 var(--space-md);margin:0 auto}.flex-center{justify-content:center;align-items:center;display:flex}.grid-2x2{gap:var(--space-md);grid-template-columns:1fr 1fr;display:grid}@media (width>=768px){.grid-2x2{grid-template-columns:repeat(4,1fr)}}@media (width<=480px){.grid-2x2{gap:var(--space-sm)}.quiz-option{padding:var(--space-md) var(--space-sm);font-size:1rem}}.grid-1-col{gap:var(--space-md);grid-template-columns:1fr;display:grid}.btn{padding:var(--space-sm) var(--space-xl);font-family:var(--font-base);border-radius:var(--radius-pill);cursor:pointer;transition:all var(--transition-bouncy);border:none;justify-content:center;align-items:center;font-size:1.1rem;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background-color:var(--color-primary);color:#fff;box-shadow:0 4px 14px #0ea5e963}.btn-primary:hover{background-color:var(--color-primary-hover);transform:translateY(-2px)scale(1.02);box-shadow:0 6px 20px #0ea5e980}.btn-primary:active{transform:translateY(1px)scale(.98)}.quiz-option{padding:var(--space-lg);background-color:var(--bg-surface);border:2px solid var(--bg-surface-elevated);border-radius:var(--radius-md);text-align:center;cursor:pointer;transition:all var(--transition-bouncy);font-size:1.25rem;font-weight:600}.quiz-option:hover{border-color:var(--color-primary);transform:translateY(-4px);box-shadow:0 10px 25px -5px #0ea5e966}.quiz-option:active{transform:scale(.95)}.text-gradient{background:linear-gradient(135deg, var(--color-secondary), var(--color-primary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes bounceIn{0%{opacity:0;transform:scale(.3)}50%{opacity:1;transform:scale(1.05)}70%{transform:scale(.9)}to{transform:scale(1)}}.bottom-bar{bottom:var(--space-lg);right:var(--space-lg);justify-content:center;align-items:center;gap:var(--space-md);width:fit-content;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-pill);z-index:1000;animation:fadeIn var(--transition-bouncy);display:flex;position:fixed}.social-link{align-items:center;gap:var(--space-sm);color:var(--text-secondary);transition:all var(--transition-fast);font-weight:500;text-decoration:none;display:flex}.social-link:hover{color:var(--text-primary);transform:scale(1.1)}.social-icon{filter:invert();opacity:.8;width:24px;height:24px;transition:opacity var(--transition-fast)}.social-link:hover .social-icon{opacity:1}.dev-bar{background:var(--bg-surface-elevated);border-bottom:1px solid var(--color-warning);height:36px;color:var(--color-warning);z-index:9999;text-transform:uppercase;letter-spacing:.05em;pointer-events:none;opacity:.9;flex-direction:column;justify-content:center;align-items:center;gap:2px;font-size:.65rem;font-weight:800;display:flex;position:fixed;top:0;left:0;right:0}.dev-bar-badge{opacity:.8;font-size:.6rem}