*{-webkit-tap-highlight-color:transparent;touch-action:manipulation}.main-content{min-height:calc(100vh - 160px);padding:clamp(20px,4vw,40px) 12px 48px;background:#fff}[data-theme=dark] .main-content{background:linear-gradient(180deg,#090f16f5,#050a10eb)}.mod-container{max-width:860px;margin:0 auto}.mod-card{background:#fff;border-radius:36px;padding:clamp(18px,2.5vw,32px);box-shadow:0 10px 24px #0f172a14;border:1px solid rgba(148,163,184,.22);position:relative;overflow:hidden}[data-theme=dark] .mod-card{background:linear-gradient(155deg,#0a1f2ff7,#051019fa 58%,#081b28f7),#0b1d2b;box-shadow:0 20px 48px #00000052;border-color:#5ebcf53d}.mod-card:before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(circle at top right,rgba(255,194,92,.12),transparent 24%),radial-gradient(circle at top left,rgba(74,219,255,.12),transparent 24%)}.mod-title{font-weight:800;font-size:clamp(1.5rem,4vw,2.6rem);background:linear-gradient(145deg,#0f5fd0,#00a7d8 48%,#f97316);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin:0 0 4px;line-height:1.1;text-align:center}[data-theme=dark] .mod-title{background:linear-gradient(145deg,#f8fdff,#7bd7ff 48%,#ffd27a);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.mod-sub{text-align:center;color:#87bfdb;font-size:.88rem;letter-spacing:.16em;text-transform:uppercase;margin:0 0 20px}.status-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;flex-wrap:wrap;gap:10px}.stat-chip{background:linear-gradient(180deg,#0e2a3cf5,#081c2af5);padding:9px 18px;border-radius:100px;border:1px solid rgba(98,177,223,.38);color:#ceecff;font-size:clamp(.8rem,2.8vw,.95rem);font-weight:500}.stat-chip span{font-weight:800;font-size:clamp(1rem,3.5vw,1.35rem);color:#fff7b5;margin-left:5px;text-shadow:0 0 12px #ffbf00}.arena{background:linear-gradient(180deg,#071824e6,#071824b3);border:1px solid rgba(95,179,228,.22);border-radius:28px;padding:24px;margin-bottom:18px;text-align:center}.phase-label{color:#7bd7ff;font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;margin-bottom:16px}.grid-wrap{display:inline-grid;gap:6px;margin:0 auto}.grid-cell{border-radius:10px;aspect-ratio:1/1;width:clamp(44px,10vw,64px);cursor:default;transition:all .15s;position:relative;border:2px solid transparent}.grid-cell.lit{box-shadow:0 0 18px currentColor,inset 0 0 8px #ffffff1f}.grid-cell.hidden-cell{background:#ffffff0f!important;border-color:#ffffff14!important}.grid-cell.clickable{cursor:pointer}.grid-cell.clickable:hover{transform:scale(1.08);filter:brightness(1.2)}.grid-cell.correct-ans{border-color:#4affb5!important;box-shadow:0 0 20px #4affb5!important}.grid-cell.wrong-ans{border-color:#f44!important;box-shadow:0 0 20px #f44!important}.phase-msg{color:#cbeeff;font-size:clamp(1rem,3.5vw,1.4rem);font-weight:700;min-height:2em;display:flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:linear-gradient(160deg,#ffae5a,#f57c2e);border:none;font-size:clamp(.9rem,3vw,1.2rem);font-weight:700;padding:13px 28px;border-radius:60px;color:#0e2b37;letter-spacing:1px;box-shadow:0 8px #a1440b,0 8px 28px #ffb45b;cursor:pointer;transition:.08s linear;user-select:none;display:block;margin:0 auto}.btn-primary:active{transform:translateY(6px);box-shadow:0 2px #a1440b}.level-row{display:flex;gap:8px;justify-content:center;margin-bottom:18px;flex-wrap:wrap}.level-btn{background:#ffffff0f;border:1px solid rgba(95,179,228,.3);color:#7bd7ff;font-size:.82rem;padding:7px 16px;border-radius:30px;cursor:pointer;transition:.1s;font-weight:600}.level-btn:hover,.level-btn.active{background:#4adbff24;border-color:#4adbff;color:#fff}