@import "https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap";
@import "https://cdn.jsdelivr.net/npm/katex@0.16.8/dist/katex.min.css";
:root{--bg-primary:#0a0d16;--bg-secondary:#111524;--bg-tertiary:#191f35;--card-bg:#161c2da6;--card-bg-solid:#161c2d;--card-border:#ffffff0d;--card-border-hover:#6366f140;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--color-primary:#6366f1;--color-primary-light:#818cf8;--color-primary-dark:#4f46e5;--color-secondary:#06b6d4;--color-accent:#a855f7;--color-success:#10b981;--color-success-bg:#10b9811a;--color-error:#ef4444;--color-error-bg:#ef44441a;--color-warning:#f59e0b;--color-warning-bg:#f59e0b1a;--color-info:#3b82f6;--color-info-bg:#3b82f61a;--radius-sm:6px;--radius-md:12px;--radius-lg:20px;--radius-full:9999px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d;--shadow-glow:0 0 20px #6366f126;--shadow-glow-cyan:0 0 20px #06b6d426;--font-sans:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", monospace}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--bg-primary);max-width:100vw;color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}body{flex-direction:column;min-height:100vh;display:flex}a{color:inherit;text-decoration:none}.bg-glow-container{z-index:-1;pointer-events:none;position:fixed;inset:0;overflow:hidden}.bg-glow-1{filter:blur(80px);background:radial-gradient(circle,#6366f114 0%,#0000 70%);border-radius:50%;width:50vw;height:50vw;position:absolute;top:-10%;right:-10%}.bg-glow-2{filter:blur(100px);background:radial-gradient(circle,#06b6d40f 0%,#0000 70%);border-radius:50%;width:60vw;height:60vw;position:absolute;bottom:-10%;left:-10%}.katex-display{border-radius:var(--radius-md);background:#ffffff05;margin:1.5rem 0;padding:1rem;overflow:auto hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}h1,h2,h3,h4,h5,h6{letter-spacing:-.02em;font-weight:700;line-height:1.25}.glass-card{background:var(--card-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--card-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);transition:all .3s cubic-bezier(.4,0,.2,1)}.glass-card:hover{border-color:var(--card-border-hover);box-shadow:var(--shadow-lg), var(--shadow-glow)}.btn-primary{background:linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);color:#fff;border-radius:var(--radius-md);text-align:center;cursor:pointer;box-shadow:var(--shadow-sm);border:none;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 15px #6366f166}.btn-primary:active{transform:translateY(0)}.btn-secondary{color:var(--text-primary);border-radius:var(--radius-md);text-align:center;cursor:pointer;background:#ffffff0d;border:1px solid #ffffff1a;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-secondary:hover{background:#ffffff14;border-color:#fff3}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s ease-out forwards fadeIn}@keyframes pulse-glow{0%,to{opacity:.3}50%{opacity:.6}}.pulse-glow{animation:2s ease-in-out infinite pulse-glow}.score-pass{color:var(--color-success)!important}.score-borderline{color:var(--color-warning)!important}.score-fail{color:var(--color-error)!important}