@import"https://fonts.googleapis.com/css2?family=Fredoka:wght@400;600;700&family=Quicksand:wght@400;600&display=swap";:root{color-scheme:light;--bg: #fef7ec;--bg-accent: #ffe9c9;--ink: #2b2b2b;--ink-soft: #5a4f43;--brand: #ff8f5e;--brand-dark: #e26e3b;--mint: #b7f0d4;--sky: #b8d8ff;--rose: #ffd1dc;--danger: #ff5b5b;--card: #ffffff;--shadow: 0 10px 30px rgba(50, 40, 30, .12);--radius: 18px}*{box-sizing:border-box}body{margin:0;font-family:Quicksand,Fredoka,sans-serif;background:radial-gradient(circle at top,#fff2df,#fef7ec 45%,#fff8f0);color:var(--ink)}a{color:inherit;text-decoration:none}button{font-family:Fredoka,sans-serif;background:var(--brand);color:#fff;border:none;padding:10px 16px;border-radius:14px;box-shadow:0 6px 0 var(--brand-dark);cursor:pointer;transition:transform .08s ease,box-shadow .08s ease}button:hover{transform:translateY(-2px)}button:active{transform:translateY(2px);box-shadow:0 4px 0 var(--brand-dark)}button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}button.secondary{background:#fff;color:var(--ink);box-shadow:0 5px #e7d9c7}button.ghost{background:transparent;color:var(--ink);box-shadow:none;border:2px dashed #e7d9c7}.app-shell{min-height:100vh;display:flex;flex-direction:column}.header{display:flex;align-items:center;justify-content:space-between;padding:16px 32px}.logo{font-family:Fredoka,sans-serif;font-size:28px;font-weight:700}.main{display:grid;grid-template-columns:minmax(0,2fr) minmax(280px,1fr);gap:20px;padding:0 32px 32px}@media (max-width: 980px){.main{grid-template-columns:1fr}}.card{background:var(--card);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}.board{background:linear-gradient(145deg,#fff6ea,#fffdf7);border-radius:24px;padding:16px;box-shadow:inset 0 0 0 2px #ffe4c2;min-height:520px}.panel-title{font-family:Fredoka,sans-serif;font-weight:600;font-size:16px;margin-bottom:8px}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:var(--sky);font-weight:600;font-size:12px}.badge.success{background:var(--mint)}.badge.warning{background:var(--rose)}.atom-label{font-family:Fredoka,sans-serif;font-size:14px;font-weight:600}.controls{display:flex;gap:8px;flex-wrap:wrap}.list{display:flex;flex-direction:column;gap:8px}.toast{background:var(--mint);padding:10px 12px;border-radius:12px;font-weight:600;animation:pop .3s ease}@keyframes pop{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.level-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.level-card{padding:14px;border-radius:18px;background:#fff;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:8px}.level-card.locked{opacity:.5;filter:grayscale(.8)}.level-card h3{margin:0;font-family:Fredoka,sans-serif}.small{font-size:12px;color:var(--ink-soft)}.highlight{color:var(--brand-dark);font-weight:600}