:root{--ink:#102a35;--mist:#e9f1df;--paper:#f7f0dc;--coral:#ee7a6b;--gold:#f5bf52;--mint:#73cf9d;--blue:#76bfe0;--lilac:#ae96dd}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 18% 12%,#39616a 0 1%,transparent 22%),radial-gradient(circle at 90% 90%,#275668,transparent 34%),#102a35;color:var(--ink);font-family:ui-rounded,"Trebuchet MS",system-ui,sans-serif;display:grid;place-items:center}.game-shell{width:min(700px,100%);min-height:100vh;background:linear-gradient(145deg,#faf5e8,#e7efd8);padding:clamp(20px,5vw,42px);display:flex;flex-direction:column;gap:18px;overflow:hidden}header{display:flex;align-items:center;gap:12px}.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--ink);color:#ffe07a;display:grid;place-items:center;font-size:22px;box-shadow:4px 5px 0 #b1d0a7}h1,h2,p{margin:0}h1{font-size:clamp(25px,5vw,34px);letter-spacing:-1.4px}.eyebrow{font-size:10px;font-weight:800;letter-spacing:1.6px;color:#52766f}.rounds{margin-left:auto;text-align:right;color:#52766f;font-weight:800}.rounds span{display:block;color:var(--ink);font-size:25px;line-height:21px}.rounds small{font-size:10px;text-transform:uppercase;letter-spacing:1px}.intro{display:flex;justify-content:space-between;align-items:end;padding-top:10px;gap:12px}.intro h2{font-size:22px;letter-spacing:-.6px;margin:3px 0}.intro #message{font-size:13px;line-height:1.35;color:#52766f;max-width:440px}.text-button{border:0;background:transparent;color:#346f6a;text-decoration:underline;font:700 13px inherit;white-space:nowrap;padding:8px}.signal-card{border:2px solid #c7dbbb;border-radius:22px;padding:15px 18px 10px;background:#f9f4e8;box-shadow:0 7px 0 rgba(55,101,89,.11)}.signal-top{display:flex;justify-content:space-between;color:#52766f;font-size:10px;letter-spacing:1.25px;font-weight:800}.target-slots,.tray{display:flex;justify-content:center;gap:10px;min-height:52px;align-items:center}.slot{width:34px;height:34px;border-radius:50%;border:2px dashed #b6cfad;background:#edf2df;transition:.2s}.slot.visible{border:0;box-shadow:0 0 0 4px #fff6d6,0 0 18px currentColor}.slot.hidden{background:#dce8d0;border-color:#b6cfad}.pulse-line{display:flex;justify-content:center;gap:4px}.pulse-line i{width:30px;height:2px;background:#b5d7b0}.play-area{position:relative;min-height:310px;border-radius:28px;background:linear-gradient(165deg,#1c4a54,#102a35);box-shadow:inset 0 0 0 2px rgba(189,236,192,.12);overflow:hidden}.play-area:before{content:"";position:absolute;inset:0;background-image:radial-gradient(#cce5b7 1px,transparent 1px);background-size:25px 25px;opacity:.12}.halo{position:absolute;border-radius:50%;border:1px solid rgba(228,243,183,.24)}.halo-one{width:240px;height:240px;top:32px;left:50%;transform:translateX(-50%)}.halo-two{width:155px;height:155px;top:74px;left:50%;transform:translateX(-50%)}.firefly{position:absolute;border:0;background:transparent;color:#dceecb;font:800 9px inherit;letter-spacing:1px;display:grid;justify-items:center;gap:6px;padding:10px;cursor:pointer;touch-action:manipulation}.firefly b{width:45px;height:45px;border-radius:50%;background:var(--c);box-shadow:0 0 0 5px color-mix(in srgb,var(--c),transparent 76%),0 0 23px var(--c);transition:transform .16s,box-shadow .16s}.firefly:active b,.firefly.selected b{transform:scale(.82);box-shadow:0 0 0 9px color-mix(in srgb,var(--c),transparent 62%),0 0 33px var(--c)}.coral{--c:var(--coral);top:17px;left:14%}.gold{--c:var(--gold);top:30px;right:12%}.mint{--c:var(--mint);top:145px;left:6%}.blue{--c:var(--blue);top:160px;right:7%}.lilac{--c:var(--lilac);top:92px;left:calc(50% - 31px)}.tray-wrap{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);width:min(330px,82%);text-align:center;color:#cbe4bf;font-size:9px;font-weight:800;letter-spacing:1.4px}.tray{min-height:50px;margin-top:5px;padding:7px;border-radius:18px;background:rgba(4,25,34,.47);border:1px solid rgba(213,240,184,.2)}.tray .slot{width:29px;height:29px;border:0}.tray .empty{font-size:11px;letter-spacing:.2px;color:#9dbbb1;font-weight:500}footer{display:grid;grid-template-columns:1fr 1.35fr 1fr;gap:9px}button{font-family:inherit;cursor:pointer;touch-action:manipulation}.primary,.secondary{border-radius:15px;min-height:49px;padding:9px 10px;font-weight:800;border:2px solid var(--ink)}.primary{background:var(--ink);color:#fff6d6;box-shadow:0 4px 0 #557b72}.primary:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.primary span{font-size:18px}.secondary{background:transparent;color:#315b59;border-color:#9abca5;font-size:12px}.toast{position:fixed;bottom:18px;left:50%;transform:translate(-50%,18px);opacity:0;pointer-events:none;background:#102a35;color:#fff6d6;padding:11px 16px;border-radius:13px;font-weight:700;font-size:13px;transition:.25s;box-shadow:0 8px 20px #102a3566}.toast.show{opacity:1;transform:translate(-50%,0)}@media (min-width:701px){.game-shell{min-height:720px;border-radius:30px;margin:22px 0;box-shadow:0 24px 60px #071f2888}}@media (max-width:420px){.game-shell{gap:13px;padding:18px}.play-area{min-height:292px}.intro h2{font-size:20px}.coral{left:7%}.gold{right:5%}.mint{left:1%}.blue{right:1%}footer{gap:6px}.secondary{font-size:11px;padding:6px}}