@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--primary: #0f172a;--secondary: #334155;--accent: #3b82f6;--accent-hover: #2563eb;--background: #f8fafc;--surface: #ffffff;--text: #1e293b;--text-light: #64748b;--border: #e2e8f0;--success: #22c55e;--danger: #ef4444}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background-color:var(--background);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border-radius:.375rem;font-weight:500;transition:all .2s}.btn-primary{background-color:var(--accent);color:#fff}.btn-primary:hover{background-color:var(--accent-hover)}.card{background-color:var(--surface);border-radius:.5rem;box-shadow:0 1px 3px #0000001a,0 1px 2px -1px #0000001a;padding:1.5rem;border:1px solid var(--border)}.card:hover{box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a}.test-interface-grid{display:grid;grid-template-columns:1fr 300px;gap:2rem;padding:2rem 0;height:calc(100vh - 100px)}.question-area{display:flex;flex-direction:column;overflow-y:auto}.question-palette-sidebar{height:fit-content;overflow-y:auto;max-height:100%}@media(max-width:900px){.test-interface-grid{grid-template-columns:1fr;height:auto;gap:1.5rem}.question-area{min-height:60vh}.question-palette-sidebar{width:100%;margin-bottom:2rem}}.test-start-container{padding:4rem 1rem;max-width:800px;text-align:center;margin:0 auto}@media(max-width:768px){.test-start-container{padding:2rem 1rem}}.navbar{position:sticky;top:0;z-index:50;background-color:#0f172a;border-bottom:1px solid #1e293b;box-shadow:0 4px 6px -1px #00000080}.navbar-container{display:flex;align-items:center;justify-content:space-between;height:4rem;max-width:1200px;margin:0 auto;padding:0 1rem}.logo-link{font-size:1.5rem;font-weight:700;color:#fff;display:flex;align-items:center;gap:.5rem}.logo-img{height:48px;width:auto;object-fit:contain;filter:brightness(1.2) contrast(1.1);image-rendering:-webkit-optimize-contrast}.desktop-nav{display:flex;gap:2rem}.nav-link{color:#cbd5e1;font-weight:500;transition:color .2s}.nav-link:hover{color:#fbbf24}.search-container{position:relative;width:300px}.search-input{width:100%;padding:.5rem 1rem .5rem 2.5rem;border-radius:9999px;border:1px solid #334155;background-color:#1e293b;color:#fff;font-size:.9rem;transition:all .2s}.search-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px #3b82f61a;background-color:#fff;color:#1e293b}.search-icon{position:absolute;left:.75rem;top:50%;transform:translateY(-50%);color:var(--text-light);pointer-events:none}.mobile-menu-btn{display:none;background:none;border:none;color:#fff;padding:.5rem}.mobile-nav{display:none;position:absolute;top:4rem;left:0;width:100%;background-color:#0f172a;border-bottom:1px solid #1e293b;padding:1rem;flex-direction:column;gap:1rem;box-shadow:0 4px 6px -1px #0000001a}.mobile-nav.open{display:flex}@media(max-width:768px){.desktop-nav,.search-container{display:none}.mobile-menu-btn{display:block}.mobile-nav .search-container{display:block;width:100%;margin-bottom:1rem}}.responsive-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem}@media(max-width:480px){.responsive-grid{grid-template-columns:1fr}}.stats-card{display:inline-flex;align-items:center;gap:1rem;padding:1.5rem 3rem;background-color:#fff;border-radius:1rem;box-shadow:0 4px 6px -1px #0000001a;border:1px solid var(--border)}.stats-divider{width:1px;height:60px;background-color:var(--border)}.options-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}@media(max-width:640px){.stats-card{flex-direction:column;width:100%;padding:1.5rem;text-align:center}.stats-divider{width:100%;height:1px;margin:1rem 0}.options-grid{grid-template-columns:1fr}}.hero-section{text-align:center;margin-bottom:4rem;padding:4rem 0;background:linear-gradient(to bottom,transparent,#f1f5f9);border-radius:1rem}.hero-title{font-size:3rem;font-weight:800;margin-bottom:1.5rem;color:var(--primary)}@media(max-width:640px){.hero-section{padding:2rem 1rem;margin-bottom:2rem}.hero-title{font-size:2rem}}