:root{--bg:#1B1D2E;--panel:#262A42;--ink:#EEF0FF;--muted:#A3A9D1;--gold:#FFD166;--font:"Rubik","Segoe UI",system-ui,sans-serif;color-scheme:dark}
*{box-sizing:border-box}
html,body{background:var(--bg)}
body{margin:0;color:var(--ink);font:16px/1.35 var(--font);padding:6px 10px 12px;-webkit-tap-highlight-color:transparent;background:radial-gradient(110% 70% at 50% 0%,#2E3358 0%,#14162A 85%) fixed,var(--bg)}
.app{max-width:560px;margin-inline:auto;display:grid;gap:10px}
.bar{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:44px}
.back{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px}
.title{margin:0;font-weight:800;font-size:clamp(1.3rem,4vw,1.8rem)}
.title span{color:var(--gold)}
button{font:inherit;cursor:pointer}
.btn{border:0;border-radius:12px;background:#E9EBFF;color:#1B1D2E;font-weight:800;padding:10px 16px;box-shadow:0 4px 0 rgba(0,0,0,.35)}
.btn:active{translate:0 3px;box-shadow:0 1px 0 rgba(0,0,0,.35)}
.btn:disabled{opacity:.45}
.btn.primary{background:var(--gold);color:#3A2A00;box-shadow:0 4px 0 #B8902A}
.btn.small{padding:7px 12px;font-size:14px}
.btn.big{width:100%;font-size:1.1rem;padding:12px}
:focus-visible{outline:3px solid #8AB4FF;outline-offset:3px}
.stats{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.chip{background:var(--panel);border-radius:999px;padding:4px 12px;font-size:14px;font-weight:600;color:var(--muted)}
.chip b{color:var(--ink)}
.board{display:grid;gap:6px;background:var(--panel);border-radius:18px;padding:10px}
.row{display:grid;grid-template-columns:28px 1fr 64px;gap:10px;align-items:center;padding:4px 6px;border-radius:12px}
.row.cur{background:rgba(255,209,102,.12);box-shadow:inset 0 0 0 2px rgba(255,209,102,.5)}
.row .no{color:var(--muted);font-weight:700;font-size:13px;text-align:right}
.pegs{display:flex;gap:8px}
.peg{width:clamp(34px,10vw,44px);aspect-ratio:1;border-radius:50%;background:#14162A;box-shadow:inset 0 3px 6px rgba(0,0,0,.6);border:0;padding:0}
.peg.f{box-shadow:inset 0 -4px 0 rgba(0,0,0,.25),0 2px 0 rgba(0,0,0,.3)}
.row.cur .peg{cursor:pointer}
.row.cur .peg.sel{outline:3px solid var(--gold);outline-offset:2px}
.keys{display:grid;grid-template-columns:repeat(2,1fr);gap:4px;width:44px}
.keys i{width:16px;height:16px;border-radius:50%;background:#14162A;box-shadow:inset 0 1px 2px rgba(0,0,0,.6)}
.keys i.b{background:#3DDC97;box-shadow:none}
.keys i.w{background:#fff;box-shadow:none}
.secret .peg{background:#3A3F66;display:grid;place-items:center;font-weight:800;color:var(--muted)}
.palette{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.palette button{width:48px;height:48px;border-radius:50%;border:3px solid rgba(255,255,255,.25);box-shadow:inset 0 -4px 0 rgba(0,0,0,.25),0 3px 0 rgba(0,0,0,.35)}
.palette button:active{translate:0 2px}
.acts{display:flex;gap:8px;justify-content:center}
.legend{margin:0;text-align:center;color:var(--muted);font-size:13.5px}
.legend i{display:inline-block;width:12px;height:12px;border-radius:50%;vertical-align:middle;margin:0 3px}
.overlay{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:16px;background:rgba(5,5,15,.75);overflow-y:auto}
.overlay[hidden]{display:none}
.sheet{width:100%;max-width:440px;background:#fff;color:#1B1D2E;border-radius:22px;padding:18px 20px;display:grid;gap:10px}
.sheet.center{text-align:center;justify-items:center}
.sheet h2{margin:0;font-size:1.5rem}
.help{margin:0;font-size:13.5px;color:#5A5F80;line-height:1.55}
.help b{color:#1B1D2E}
.trophy{font-size:54px;line-height:1}
fieldset{border:0;margin:0;padding:0;display:grid;gap:6px}
legend{font-size:12.5px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:#5A5F80;margin-bottom:3px;padding:0}
.seg{display:flex;border:3px solid rgba(27,29,46,.12);border-radius:12px;overflow:hidden}
.seg label{position:relative;cursor:pointer;flex:1}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;padding:8px 4px;font-size:13.5px;font-weight:700;color:#5A5F80;text-align:center}
.seg input:checked + span{background:#1B1D2E;color:#fff}
.seg input:focus-visible + span{outline:3px solid #3D8BFD;outline-offset:-3px}
.best{margin:0;font-weight:700;color:#8A6A00;font-size:14px;min-height:1em}