@tailwind base;@tailwind components;@tailwind utilities;:root{--bg-color: #f9fafb;--text-color: #111827;--card-bg: #ffffff;--card-border: #e5e7eb;--accent: #6366f1;--accent-hover: #4f46e5}body.dark{--bg-color: #111827;--text-color: #f9fafb;--card-bg: #1f2937;--card-border: #374151;--accent: #818cf8;--accent-hover: #6366f1}body{background:var(--bg-color);color:var(--text-color);font-family:Inter,sans-serif;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;transition:background .3s ease,color .3s ease}.container{max-width:48rem;margin:0 auto;padding:2.5rem 1.25rem;text-align:center}.card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:1.25rem;padding:2rem;box-shadow:0 8px 24px #0000000a;transition:transform .2s ease,box-shadow .2s ease;margin-bottom:2rem;text-align:left}.card:hover{transform:translateY(-2px);box-shadow:0 12px 28px #0000000f}.result-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:1rem;padding:1.25rem 1.5rem;margin-bottom:1rem;text-align:left}.result-card h3{font-size:1.1rem;font-weight:600;margin-bottom:.75rem;color:var(--accent)}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem 1rem;font-size:.95rem}.result-grid div{display:flex;justify-content:space-between}.result-highlight{background:#eef2ff;border:1px solid #c7d2fe;border-radius:1rem;padding:1rem 1.25rem;font-size:.95rem;margin-top:1rem}button{border-radius:9999px;font-weight:600;background:var(--accent);color:#fff;padding:.75rem 1.75rem;transition:transform .2s ease,background .3s ease,box-shadow .3s ease;font-size:.95rem;margin:.5rem;box-shadow:0 2px 6px #00000014;letter-spacing:.01em}button:hover{transform:translateY(-1px);background:var(--accent-hover);box-shadow:0 6px 14px #0000001f}button:active{transform:translateY(0);box-shadow:0 2px 6px #00000014}#dark-toggle{position:fixed;top:1rem;right:1rem;background:var(--card-bg);color:var(--text-color);border:1px solid var(--card-border);border-radius:9999px;width:42px;height:42px;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 2px 8px #0000001a;transition:background .3s ease}#dark-toggle:hover{background:var(--accent);color:#fff}.progress-container{height:1rem;border-radius:.75rem;overflow:hidden;background:#e5e7eb;margin-top:1.75rem;margin-bottom:1.75rem}.progress-bar{height:100%;background:linear-gradient(90deg,var(--accent),#a5b4fc);background-size:200% 100%;animation:shimmer 2s linear infinite;transition:width .35s ease;border-radius:.75rem}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}h1{font-family:Inter,sans-serif;font-size:2.75rem;font-weight:700;margin-bottom:1.5rem;color:var(--accent);text-align:center}h2{font-size:1.5rem;font-weight:600;margin-bottom:1rem;text-align:left}p{line-height:1.75;margin-bottom:1.25rem;font-size:1rem;text-align:left}@media (max-width: 640px){button{display:block;width:100%;margin:.5rem 0}.container{padding:1.5rem}h1{font-size:2.2rem}}#n:after{content:"Default 100,000 flips. Large N takes longer but improves reliability.";display:block;font-size:.8rem;color:#6b7280;margin-top:.3rem}