:root{font-family:Inter,ui-rounded,SF Pro Rounded,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#f7f7ff;background:#0b0e19;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}html,body,#app{margin:0;min-height:100%;background:radial-gradient(circle at 50% 5%,rgba(118,96,255,.16),transparent 32rem),#0b0e19}button{font:inherit}body{min-width:320px;min-height:100dvh;overscroll-behavior:none}.game-shell{width:min(100%,620px);margin:0 auto;padding:max(18px,env(safe-area-inset-top)) 18px max(24px,env(safe-area-inset-bottom));position:relative;min-height:100dvh;display:flex;flex-direction:column}.topbar{display:flex;justify-content:space-between;align-items:start;gap:16px}.eyebrow{color:#8f92a8;font-size:11px;font-weight:900;letter-spacing:.18em}h1{margin:6px 0 0;font-size:clamp(22px,6vw,32px);line-height:1.05;max-width:440px}h1 span{color:#a89cff}.icon-btn{width:46px;height:46px;border:1px solid #292d42;border-radius:14px;color:#daddff;background:#141827;font-size:24px;cursor:pointer}.stats{margin-top:20px;display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.stats>div{border:1px solid #24283a;background:#111522;border-radius:14px;padding:10px 8px;text-align:center}.stats span{display:block;color:#777c93;font-size:9px;font-weight:900;letter-spacing:.1em}.stats strong{display:block;margin-top:3px;font-size:15px}.objective{margin:18px 0 10px;display:flex;align-items:center;gap:12px}.objective p{margin:0;color:#9a9fb3;line-height:1.35;font-size:13px}.target-orb{flex:0 0 auto;padding:8px 10px;border-radius:999px;background:#242047;color:#c7c0ff;font-weight:900;font-size:13px}.board-wrap{display:grid;place-items:center;flex:1;min-height:330px}.board{width:min(100%,500px);aspect-ratio:1;display:grid;grid-template-columns:repeat(var(--size),1fr);gap:clamp(6px,1.8vw,10px);padding:8px}.tile{border:1px solid #2e334d;border-radius:clamp(13px,3.8vw,20px);background:linear-gradient(180deg,#1c2133,#151927);color:#fff;min-width:0;display:grid;place-items:center;position:relative;font-weight:900;font-size:clamp(22px,calc(62px / var(--size) * 2.2),42px);cursor:pointer;transition:transform .12s ease,border-color .12s ease,background .12s ease;-webkit-tap-highlight-color:transparent}.tile:active:not(:disabled){transform:scale(.96)}.tile.locked{color:#737890;background:#10131e;border-color:#1c2030;cursor:default}.tile.locked small{position:absolute;right:9px;top:7px;color:#4c5167;font-size:8px}.tile.selected{border-color:#9e91ff;background:#29244f;box-shadow:inset 0 0 0 2px #9e91ff2e}.tile.complete:not(.locked){border-color:#4d9b76;background:linear-gradient(180deg,#19332b,#152820)}.tile.hint{animation:hintPulse .5s ease-in-out 2}@keyframes hintPulse{50%{transform:scale(.93);border-color:#f0c86a}}.line-checks{display:flex;gap:7px;flex-wrap:wrap;justify-content:center;margin-top:10px}.line-checks span{min-width:48px;text-align:center;padding:6px 8px;border:1px solid #24283a;border-radius:999px;color:#74798f;font-size:10px;font-weight:800;background:#10131d}.line-checks span.ok{color:#8de1b6;border-color:#315d49;background:#14261e}footer{display:flex;align-items:center;gap:12px;justify-content:space-between;padding-top:18px}.secondary-btn,#nextBtn{min-height:46px;border:0;border-radius:14px;padding:0 18px;font-weight:900;cursor:pointer}.secondary-btn{color:#c8cbe0;border:1px solid #292d42;background:#151928}.help{color:#6f7489;font-size:12px;text-align:right}.win-overlay{position:absolute;top:0;right:0;bottom:0;left:0;padding:20px;display:none;place-items:center;background:#080a12c2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:5}.win-overlay.show{display:grid}.win-card{width:min(100%,390px);padding:30px 24px 24px;border:1px solid #343958;border-radius:26px;background:#141827;text-align:center;box-shadow:0 24px 80px #00000061}.win-mark{width:64px;height:64px;display:grid;place-items:center;margin:0 auto 18px;border-radius:50%;background:#1f4a38;color:#a5f1ca;font-size:32px;font-weight:1000}.win-card h2{margin:7px 0;font-size:28px}.win-card p{color:#9297ad;margin:0 0 20px}#nextBtn{width:100%;background:#8e82ff;color:#0c0d16}@media(max-width:390px){.game-shell{padding-inline:12px}.stats{gap:5px}.stats>div{padding-inline:4px}.board{padding-inline:2px}.objective p{font-size:12px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}