:root{--bg:#0b1320;--panel:#131f30;--line:#2a3b50;--text:#eef5ff;--muted:#a5b8cb;--accent:#ffc16d;--mint:#92e4bd}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,sans-serif}a{color:#b8e0f5;text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;background:#23354d;color:var(--text);border:1px solid #405674;border-radius:9px;padding:9px 17px;font-weight:650}button:hover{background:#344a66}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #9fe5ee;outline-offset:4px}.primary{background:var(--accent);color:#142030;border-color:var(--accent);padding:13px 25px}.primary:hover{background:#ffd49b}header{max-width:1250px;margin:auto;padding:18px 24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.brand{color:white;font-weight:800;letter-spacing:1px}nav{display:flex;gap:20px;flex-wrap:wrap;font-size:14px}main{max-width:1120px;margin:auto;padding:12px 24px 45px}.label{text-transform:uppercase;letter-spacing:2px;color:var(--accent);font-size:13px;font-weight:750}h1{font-size:clamp(36px,5vw,58px);line-height:1.12;letter-spacing:-2px;margin:10px 0}h2{font-size:26px;line-height:1.2}h3{font-size:18px}.intro{color:var(--muted);margin-top:10px}.gamebar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:20px 0 12px}.gamebar a{margin-right:auto}.hud{display:flex;justify-content:space-between;align-items:center;gap:15px;background:var(--panel);border:1px solid var(--line);border-radius:13px 13px 0 0;padding:14px 22px}.stat small{display:block;text-transform:uppercase;letter-spacing:1px;font-size:12px;color:var(--muted)}.stat strong{font-size:25px;font-variant-numeric:tabular-nums}.stage{position:relative;border:1px solid var(--line);border-top:0;overflow:hidden;border-radius:0 0 13px 13px;background:#0e1828}canvas{width:100%;height:auto;display:block;touch-action:none}.overlay{position:absolute;inset:0;display:grid;place-items:center;padding:22px;background:#07111be8;z-index:4}.overlay[hidden],[hidden]{display:none!important}.panel{text-align:center;max-width:540px}.panel h2{font-size:clamp(25px,4vw,39px);letter-spacing:-1px;margin:12px 0}.panel p{color:#b8ccdf}.panel .small{font-size:14px}.bonus{z-index:8;background:#102e2ff5}.bonus strong{font-size:80px;line-height:1;color:var(--mint);display:block}.bonus .count{font-size:26px}.touch{display:flex;justify-content:center;gap:14px;margin:16px 0}.touch button{min-width:120px;min-height:48px;touch-action:none;user-select:none}.legend{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}.legend>div{background:var(--panel);border:1px solid var(--line);padding:12px 20px;border-radius:9px;flex:1;min-width:150px}.legend b{display:block}.legend span{color:var(--muted);font-size:14px}.howto{background:var(--panel);border:1px solid var(--line);padding:28px;border-radius:14px;margin-top:30px}.howto h2{margin-top:0}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.steps p,.howto>p{font-size:15px;color:var(--muted)}.steps span{font-size:13px;color:var(--accent);font-weight:750}.storage,footer{font-size:13px;color:#96aabf}.status{min-height:26px;font-size:14px;color:#a9e8d0;margin:12px 0}footer{padding:28px 24px;text-align:center;border-top:1px solid var(--line)}.pad{display:grid;grid-template-columns:repeat(3,64px);gap:8px;justify-content:center;margin:18px 0}.pad button{min-height:48px;touch-action:none}.pad [data-dir=up]{grid-column:2}.pad [data-dir=left]{grid-row:2}.pad [data-dir=down]{grid-row:2}.pad [data-dir=right]{grid-row:2}.compact{max-width:650px;margin:auto}.lives{color:#ff9d80}.toolbar{display:flex;gap:12px;flex-wrap:wrap}@media(max-width:650px){main{padding:5px 12px 30px}header{padding:18px 14px}.hud{padding:12px;gap:8px}.stat strong{font-size:20px}.stat small{font-size:11px}.steps{grid-template-columns:1fr;gap:12px}.howto{padding:20px}.overlay{padding:16px}.panel p{font-size:14px}.gamebar button{font-size:14px;padding:8px 12px}nav{gap:12px}.legend>div{padding:10px;min-width:130px}.panel .small{font-size:12px}.bonus strong{font-size:60px}}

details.howto summary{cursor:pointer;font-size:17px;font-weight:650;color:#c1d7e2}details.howto[open] summary{margin-bottom:20px}details.howto h2{font-size:22px}.howto>p{font-size:14px}

.mineral-symbol{width:32px;height:32px;flex-shrink:0;vertical-align:middle;margin-right:9px}.legend b{display:flex;align-items:center;min-height:38px}.legend span{display:block;margin-top:6px}