:root{--bg:#0b1020;--panel:#131a2d;--panel2:#1a2340;--text:#f7f8ff;--muted:#9da8c7;--accent:#7c5cff;--accent2:#28d7a1;--danger:#ff5f75;--border:rgba(255,255,255,.1)}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input,select{font:inherit}.app-shell{min-height:100vh;max-width:760px;margin:0 auto;padding:env(safe-area-inset-top) 18px env(safe-area-inset-bottom)}.topbar{display:flex;align-items:center;justify-content:space-between;padding:22px 2px 18px}.topbar h1,.game-heading h2{margin:3px 0 0;font-size:28px}.eyebrow{margin:0;color:var(--muted);font-size:11px;font-weight:800;letter-spacing:.16em}.coin-pill,.score-chip{border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:999px;padding:10px 14px}.screen{display:none}.screen.active{display:block}.hero{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(135deg,var(--panel2),#29205b);padding:22px;border-radius:24px;margin-bottom:18px}.hero h2{font-size:27px;margin:5px 0}.hero p:last-child{margin:0;color:#c7cbe0}.hero-icon{font-size:54px}.game-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.game-card{min-height:155px;border:1px solid var(--border);background:var(--panel);border-radius:22px;padding:18px;text-align:left;color:var(--text);display:flex;flex-direction:column;justify-content:space-between;transition:.18s}.game-card:active{transform:scale(.98)}.game-icon{font-size:38px}.game-card h3{margin:10px 0 3px}.game-card p{margin:0;color:var(--muted);font-size:13px}.back-btn,.icon-btn{border:0;background:transparent;color:var(--text);padding:10px 0}.game-stage{margin-top:8px}.game-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.score-chip{cursor:pointer}.game-area{min-height:360px;border:1px solid var(--border);border-radius:24px;background:var(--panel);padding:20px;display:grid;place-items:center}.tap-game{text-align:center}.tap-orb{width:150px;height:150px;border:0;border-radius:50%;background:linear-gradient(145deg,var(--accent),#bc63ff);color:white;font-size:44px;box-shadow:0 16px 45px rgba(124,92,255,.35)}.tap-game p{color:var(--muted)}.memory-grid{width:100%;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.memory-card{aspect-ratio:1;border:1px solid var(--border);border-radius:14px;background:var(--panel2);font-size:28px;color:transparent}.memory-card.open,.memory-card.done{color:white;background:#2b3560}.ttt-grid{width:min(330px,100%);display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.ttt-cell{aspect-ratio:1;border:1px solid var(--border);background:var(--panel2);border-radius:16px;color:white;font-size:34px}.guess-wrap{width:min(360px,100%);text-align:center}.guess-wrap input{width:100%;padding:14px;border-radius:14px;border:1px solid var(--border);background:#0f1630;color:white;margin:12px 0}.primary-btn,.guess-wrap button,.composer button,.modal-actions button{border:0;background:var(--accent);color:white;border-radius:14px;padding:12px 18px;font-weight:700}.chat-screen.active{display:flex;flex-direction:column;min-height:calc(100vh - 36px)}.chat-topbar{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--border)}.avatar{width:42px;height:42px;border-radius:50%;background:var(--accent);display:grid;place-items:center;font-weight:800}.chat-person{display:flex;flex-direction:column;flex:1}.chat-person span{color:var(--muted);font-size:12px}.messages{flex:1;padding:18px 0;display:flex;flex-direction:column;gap:10px;overflow:auto}.message{max-width:78%;padding:11px 13px;border-radius:16px;background:var(--panel2);align-self:flex-start;word-break:break-word}.message.mine{align-self:flex-end;background:var(--accent)}.message small{display:block;font-size:10px;color:#d7d8eb;margin-top:5px;text-align:right}.composer{display:flex;gap:10px;padding:12px 0 8px}.composer input,.modal-card input,.modal-card select{width:100%;border:1px solid var(--border);background:#0f1630;color:white;border-radius:14px;padding:13px}.modal{position:fixed;inset:0;background:rgba(2,6,18,.78);display:grid;place-items:center;padding:18px;z-index:20}.modal.hidden,.toast.hidden{display:none}.modal-card{width:min(420px,100%);background:var(--panel);border:1px solid var(--border);border-radius:22px;padding:22px}.modal-card h2{margin-top:0}.modal-card label{display:block;margin:14px 0 6px;color:#d9dded}.modal-card label input,.modal-card label select{margin-top:7px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}.modal-actions .secondary{background:#2a334e}.danger{width:100%;border:1px solid rgba(255,95,117,.45);background:transparent;color:#ff8797;border-radius:14px;padding:12px;margin-top:14px}.error{color:#ff8797;min-height:20px}.muted{color:var(--muted)}.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%);background:#f5f7ff;color:#12182b;padding:11px 16px;border-radius:999px;z-index:30;font-weight:700}@media(max-width:430px){.game-grid{grid-template-columns:1fr 1fr}.game-card{min-height:145px;padding:15px}.hero{padding:18px}.hero-icon{font-size:44px}}