:root{--bg:#eef0f7;--bg2:#dfe3f0;--panel:#fff;--text:#1c2033;--muted:#6b7190;--cell:#c9cfe3;--cell-side:#a8afc9;--accent:#ff9d2e;--primary:#5b5bf0;--coin:#f5b82e;--coin-dark:#c98a0e}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#161a2b;--bg2:#22284a;--panel:#232846;--text:#eef0ff;--muted:#9aa0c3;--cell:#343b63;--cell-side:#23294a;--accent:#ffb14e;--primary:#7a7aff}}:root[data-theme=dark]{--bg:#161a2b;--bg2:#22284a;--panel:#232846;--text:#eef0ff;--muted:#9aa0c3;--cell:#343b63;--cell-side:#23294a;--accent:#ffb14e;--primary:#7a7aff}*{box-sizing:border-box}html,body{height:100%;margin:0}body{background:radial-gradient(ellipse at top, var(--bg2), var(--bg) 70%) fixed, var(--bg);color:var(--text);overscroll-behavior:none;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}button{font:inherit;color:inherit;cursor:pointer}.app{max-width:560px;height:100dvh;padding:env(safe-area-inset-top) 16px env(safe-area-inset-bottom);flex-direction:column;margin:0 auto;display:flex}.hud{align-items:center;gap:12px;padding:12px 0 4px;display:flex}.stat{flex-direction:column;min-width:64px;display:flex}.stat .label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:11px}.stat .value{font-variant-numeric:tabular-nums;font-size:24px;font-weight:800}.tokens{background:var(--panel);font-variant-numeric:tabular-nums;border:0;border-radius:999px;align-items:center;gap:6px;margin-left:auto;padding:6px 12px 6px 8px;font-weight:800;display:flex}.icon-btn{background:var(--panel);border:0;border-radius:12px;place-items:center;width:40px;height:40px;display:grid}.coin{background:radial-gradient(circle at 35% 35%, #ffe38a, var(--coin) 55%, var(--coin-dark));vertical-align:-3px;border-radius:50%;width:18px;height:18px;display:inline-block;box-shadow:inset 0 0 0 2px #0000001f}.coin.sm{vertical-align:-1px;width:12px;height:12px}.stage{flex:1;min-height:0;position:relative}#board{touch-action:none;width:100%;height:100%;display:block}.toast{background:var(--panel);color:var(--text);opacity:0;pointer-events:none;text-align:center;border-radius:12px;max-width:calc(100% - 32px);padding:8px 14px;font-size:14px;transition:opacity .2s,transform .2s;position:absolute;top:8px;left:50%;transform:translate(-50%,-8px);box-shadow:0 6px 20px #00000040}.toast.show{opacity:1;transform:translate(-50%)}.status{min-height:48px;color:var(--muted);text-align:center;justify-content:center;align-items:center;gap:10px;font-size:14px;display:flex}.status .merge-actions,.status .hammer-actions{flex-shrink:0;gap:8px;display:none}.status[data-mode=merge]{color:var(--text);text-align:left;justify-content:space-between}.status[data-mode=merge] .merge-actions{display:flex}.status[data-mode=hammer]{color:var(--accent);font-weight:700}.status[data-mode=hammer] .hammer-actions{display:flex}.pill{background:var(--panel);border:0;border-radius:999px;padding:9px 16px;font-weight:700}.pill.primary{background:var(--primary);color:#fff}.pill.wide{width:100%}.pill:disabled{opacity:.4;cursor:default}.powerups{justify-content:center;gap:10px;padding:4px 0 14px;display:flex}.power{background:var(--panel);border:2px solid #0000;border-radius:16px;flex-direction:column;flex:1;align-items:center;gap:2px;max-width:120px;padding:8px 4px;font-size:13px;font-weight:700;transition:transform .1s;display:flex}.power:active{transform:scale(.95)}.power .cost{color:var(--muted);align-items:center;gap:3px;font-size:12px;display:flex}.power.dim{opacity:.45}.power.active{border-color:var(--accent)}dialog{background:var(--panel);color:var(--text);border:0;border-radius:20px;width:min(420px,100vw - 32px);padding:22px;box-shadow:0 20px 60px #0006}dialog::backdrop{background:#080a148c}dialog h2{margin:0 0 12px}dialog ol{padding-left:20px;line-height:1.45}dialog li{margin-bottom:8px}dialog ul{margin:6px 0;padding-left:18px}.muted{color:var(--muted)}.toggle{align-items:center;gap:10px;padding:10px 0;display:flex}.toggle input{width:20px;height:20px;accent-color:var(--primary)}.menu-actions{flex-direction:column;gap:10px;margin-top:14px;display:flex}.menu-actions form{margin:0}.big-score{text-align:center;margin:0;font-size:56px;font-weight:900}#overDialog h2,#overDialog>.muted{text-align:center}.badge{background:var(--accent);color:#1c2033;border-radius:999px;padding:2px 8px;font-size:12px;font-weight:800}