#tengame .game-hero{padding:1.5rem 0 1.2rem;text-align:center}#tengame .game-hero h1{font-size:clamp(2rem,5vw,3rem);margin:.5rem 0 .6rem}#tengame .neon{color:var(--accent);text-shadow:0 0 24px var(--accent-glow)}#tengame .game-hero .lead{color:var(--text-muted);max-width:46ch;margin:0 auto}#tengame .hud{display:flex;align-items:center;justify-content:center;gap:.8rem;flex-wrap:wrap;margin-bottom:.9rem}#tengame .hud-item{display:flex;flex-direction:column;align-items:center;min-width:92px;padding:.5rem .9rem;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius-sm)}#tengame .hud-label{font-size:.72rem;font-weight:700;letter-spacing:.04em;color:var(--text-dim)}#tengame .hud-value{font-family:var(--font-heading);font-weight:800;font-size:1.4rem;color:#fff;transition:transform .1s ease}#tengame .hud-value.pop{animation:tg-pop .25s ease;color:var(--accent)}@keyframes tg-pop{0%{transform:scale(1)}50%{transform:scale(1.35)}to{transform:scale(1)}}#tengame .diff{display:flex;align-items:center;justify-content:center;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem}#tengame .diff-label{font-size:.78rem;font-weight:700;letter-spacing:.04em;color:var(--text-dim);margin-right:.2rem}#tengame .diff-btn{padding:.45em 1em;font-family:var(--font-heading);font-weight:700;font-size:.95rem;color:var(--text-muted);background:var(--bg-elev);border:1px solid var(--border-strong);border-radius:999px;cursor:pointer;transition:color .15s ease,border-color .15s ease,background .15s ease}#tengame .diff-btn:hover{color:var(--text);border-color:var(--accent)}#tengame .diff-btn.active{color:var(--accent-ink);background:var(--accent);border-color:var(--accent)}#tengame .icon-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;font-size:1.2rem;line-height:1;background:var(--bg-elev);border:1px solid var(--border-strong);border-radius:999px;cursor:pointer;transition:border-color .15s ease,transform .1s ease}#tengame .icon-btn:hover{border-color:var(--accent);transform:translateY(-1px)}#tengame .icon-btn.off{opacity:.6}#tengame .time-track{width:100%;max-width:720px;margin:0 auto 1.2rem;height:8px;background:var(--bg-elev-2);border-radius:999px;overflow:hidden}#tengame .time-fill{height:100%;width:100%;background:linear-gradient(90deg,var(--accent-dim),var(--accent));transition:width .9s linear}#tengame .time-fill.low{background:linear-gradient(90deg,#ff7a4d,#ff4d4d)}#tengame .board-wrap{position:relative;width:100%;max-width:760px;margin:0 auto}#tengame .board{position:relative;display:grid;grid-template-columns:repeat(17,1fr);gap:clamp(2px,.5vw,5px);padding:clamp(6px,1.2vw,14px);background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}#tengame .tok{aspect-ratio:1 / 1;display:flex;align-items:center;justify-content:center;font-family:var(--font-heading);font-weight:800;font-size:var(--tile-font, clamp(.6rem, 2.1vw, 1.1rem));color:#eaf6ff;background:radial-gradient(circle at 35% 28%,rgba(255,255,255,.35),transparent 45%),linear-gradient(160deg,#3a4a72,#1d2540);border:1px solid rgba(120,150,220,.35);border-radius:28%;box-shadow:inset 0 -2px 5px #00000059,0 1px 2px #0000004d;transition:transform .08s ease,opacity .15s ease,background .1s ease,box-shadow .1s ease}#tengame .tok.sel{transform:scale(1.06);color:var(--accent-ink);background:radial-gradient(circle at 35% 28%,rgba(255,255,255,.5),transparent 50%),linear-gradient(160deg,#6dffae,var(--accent-dim));border-color:var(--accent);box-shadow:0 0 0 2px var(--accent),0 0 14px var(--accent-glow)}#tengame .tok.cleared{visibility:hidden;transform:scale(0)}#tengame .sel-box{position:absolute;border:2px solid var(--text-muted);background:#9aa6bd1f;border-radius:6px;pointer-events:none;z-index:5}#tengame .sel-box.valid{border-color:var(--accent);background:#3ef58b2e;box-shadow:0 0 18px var(--accent-glow)}#tengame .overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#0b0e14c7;backdrop-filter:blur(4px);border-radius:var(--radius);z-index:10}#tengame .overlay[hidden]{display:none}#tengame .overlay-card{text-align:center;padding:2rem 2.4rem;background:var(--bg-elev);border:1px solid var(--border-strong);border-radius:var(--radius);box-shadow:0 20px 60px #00000080}#tengame .overlay-card h2{margin-bottom:.6rem}#tengame .ov-score{font-size:1.2rem;color:var(--text-muted);margin-bottom:.2rem}#tengame .ov-score strong{color:var(--accent);font-size:1.5rem}#tengame .ov-best{color:var(--text-dim);font-size:.95rem;margin-bottom:1.2rem}#tengame .start-overlay .overlay-card h2{font-size:clamp(1.6rem,4vw,2.2rem);margin-bottom:.5rem}#tengame .start-overlay .ov-score{margin-bottom:1.3rem}#tengame .btn-start{font-size:clamp(1.1rem,2.6vw,1.4rem);font-weight:800;padding:.9em 2.6em;border-radius:999px;box-shadow:0 0 0 3px var(--accent-glow),0 10px 30px #0006;animation:tg-start-pulse 1.8s ease-in-out infinite}#tengame .btn-start:hover{transform:translateY(-2px)}@keyframes tg-start-pulse{0%,to{box-shadow:0 0 0 3px var(--accent-glow),0 10px 30px #0006}50%{box-shadow:0 0 0 7px var(--accent-glow),0 10px 34px #00000073}}#tengame .hint{text-align:center;color:var(--text-dim);font-size:.9rem;margin-top:1.2rem}@media(max-width:520px){#tengame .hud-item{min-width:72px;padding:.4rem .6rem}#tengame .hud-value{font-size:1.15rem}}