*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #070910;--panel: rgba(16, 20, 32, .85);--text: #edf2ff;--muted: #8a94b0;--accent: #7c6df2;--accent-2: #f2726d;--radius: 12px;--transition: .2s ease}html,body{height:100%;height:100dvh;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:16px;line-height:1.5;overflow:hidden}#app{height:100vh;height:100dvh;width:100vw;position:relative;overflow:hidden}#app:before,#app:after{content:"";position:fixed;border-radius:50%;filter:blur(80px);pointer-events:none;z-index:0}#app:before{width:600px;height:600px;background:radial-gradient(circle,rgba(124,109,242,.35) 0%,transparent 70%);top:-200px;left:-100px;animation:orb1 16s ease-in-out infinite alternate}#app:after{width:500px;height:500px;background:radial-gradient(circle,rgba(242,114,109,.3) 0%,transparent 70%);bottom:-150px;right:-80px;animation:orb2 14s ease-in-out infinite alternate}@keyframes orb1{0%{transform:translate(0) scale(1)}to{transform:translate(80px,60px) scale(1.15)}}@keyframes orb2{0%{transform:translate(0) scale(1)}to{transform:translate(-60px,-40px) scale(1.2)}}.screen{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;display:flex;align-items:center;justify-content:center;overflow-y:auto;-webkit-overflow-scrolling:touch}.screen-home{padding:2rem}.hero{display:flex;flex-direction:column;align-items:center;gap:1rem;text-align:center;max-width:520px}.hero-logo{font-size:5rem;line-height:1}.hero-title{font-size:clamp(2.5rem,8vw,4rem);font-weight:800;letter-spacing:-.04em;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-sub{color:var(--muted);font-size:1.1rem;max-width:340px}.hero-buttons{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center;margin-top:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:var(--radius);font-size:1rem;font-weight:600;cursor:pointer;border:none;transition:transform var(--transition),opacity var(--transition),box-shadow var(--transition);white-space:nowrap;-webkit-tap-highlight-color:transparent}.btn:hover:not(:disabled){transform:translateY(-2px)}.btn:active:not(:disabled){transform:translateY(0);opacity:.85}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 20px #7c6df266}.btn-primary:hover:not(:disabled){box-shadow:0 6px 28px #7c6df299}.btn-secondary{background:#ffffff14;color:var(--text);border:1px solid rgba(255,255,255,.12)}.btn-secondary:hover:not(:disabled){background:#ffffff24}.btn-pill{border-radius:100px;padding:.9rem 2.4rem;font-size:1.1rem}.btn-sm{padding:.4rem .9rem;font-size:.85rem}.btn-ghost{background:none;color:var(--muted);border:1px solid rgba(255,255,255,.08)}.btn-ghost:hover:not(:disabled){color:var(--accent-2);border-color:var(--accent-2)}.btn-back{background:none;border:none;color:var(--muted);cursor:pointer;font-size:.9rem;padding:0;margin-bottom:1.25rem;transition:color var(--transition);-webkit-tap-highlight-color:transparent}.btn-back:hover{color:var(--text)}.screen-form{padding:2rem;align-items:flex-start;justify-content:center}.card{background:var(--panel);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:2rem;width:100%;max-width:420px;box-shadow:0 8px 40px #00000080}.card h2{font-size:1.6rem;font-weight:700;margin-bottom:1.5rem;letter-spacing:-.02em}.form-group{margin-bottom:1.25rem}.form-group label{display:block;color:var(--muted);font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin-bottom:.5rem}.input{width:100%;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);color:var(--text);font-size:1rem;padding:.7rem 1rem;outline:none;transition:border-color var(--transition),box-shadow var(--transition);font-size:max(1rem,16px)}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #7c6df233}.input::placeholder{color:var(--muted)}.avatar-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-top:.25rem}.avatar-btn{aspect-ratio:1;width:100%;border-radius:10px;border:2px solid transparent;background:#ffffff0d;font-size:1.5rem;cursor:pointer;transition:transform var(--transition),border-color var(--transition),background var(--transition);display:flex;align-items:center;justify-content:center;-webkit-tap-highlight-color:transparent}.avatar-btn:hover{transform:scale(1.12);background:#ffffff1a}.avatar-btn.selected{border-color:var(--accent);background:#7c6df233;box-shadow:0 0 10px #7c6df266}.error-msg{color:var(--accent-2);font-size:.9rem;margin-bottom:.75rem}.hidden{display:none!important}.screen-lobby{padding:2rem;align-items:flex-start;justify-content:center}.lobby-container{display:grid;grid-template-columns:1fr 1fr;gap:2rem;width:100%;max-width:860px}.lobby-left,.lobby-right{background:var(--panel);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:1.75rem}.lobby-title{font-size:1.4rem;font-weight:700;margin-bottom:1.5rem}.room-code-block{display:flex;flex-direction:column;gap:.6rem;align-items:flex-start}.room-code-label{color:var(--muted);font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.room-code{font-size:2rem;font-weight:800;letter-spacing:.04em;color:var(--accent);font-family:SF Mono,Fira Code,monospace}.lobby-hint{color:var(--muted);font-size:.85rem;margin-top:1rem;margin-bottom:.75rem}.lobby-right h3{font-size:1.1rem;font-weight:700;margin-bottom:1rem;color:var(--muted)}.player-list{list-style:none;display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.5rem}.player-row{display:flex;align-items:center;gap:.6rem;background:#ffffff0a;border-radius:10px;padding:.5rem .75rem}.player-row-me{background:#7c6df21f}.player-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.player-avatar{font-size:1.2rem}.player-name{font-size:.95rem}.lobby-waiting{color:var(--muted);font-size:.9rem;font-style:italic}.screen-game{display:flex;align-items:stretch;padding:0;overflow:hidden}.sidebar{width:200px;flex-shrink:0;background:var(--panel);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-right:1px solid rgba(255,255,255,.06);display:flex;flex-direction:column;padding:1rem .75rem;overflow-y:auto;z-index:2}.sidebar-players{display:flex;flex-direction:column;gap:.5rem}.sidebar-player{display:flex;align-items:center;gap:.5rem;padding:.5rem .6rem;border-radius:10px;background:#ffffff08;transition:background var(--transition),box-shadow var(--transition)}.sidebar-player-active{background:#7c6df22e;box-shadow:0 0 0 1px #7c6df259;animation:activePulse 1.5s ease-in-out infinite}@keyframes activePulse{0%,to{box-shadow:0 0 0 1px #7c6df259}50%{box-shadow:0 0 12px #7c6df299}}.sp-indicator{width:8px;height:8px;border-radius:50%;flex-shrink:0}.sp-avatar{font-size:1.1rem}.sp-info{display:flex;flex-direction:column;min-width:0;flex:1}.sp-name{font-size:.8rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sp-pieces{font-size:.7rem;color:var(--muted)}.sp-turn-arrow{color:var(--accent);font-size:.75rem;flex-shrink:0}.sidebar-leave{margin-top:auto;width:100%}.game-canvas-wrap{flex:1;position:relative;overflow:hidden}#board-canvas{display:block;width:100%;height:100%;cursor:crosshair;touch-action:none}.screen-winner{overflow:hidden}.winner-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;display:flex;align-items:center;justify-content:center;background:#070910bf;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.particle-canvas{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:2}.winner-card{position:relative;z-index:3;background:var(--panel);border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:3rem 3.5rem;text-align:center;display:flex;flex-direction:column;align-items:center;gap:.75rem;box-shadow:0 20px 60px #0009;opacity:0}@keyframes winnerReveal{0%{transform:scale(.7);opacity:0}60%{transform:scale(1.08);opacity:1}to{transform:scale(1);opacity:1}}.winner-emoji{font-size:6rem;line-height:1;margin-bottom:.5rem}.winner-text{font-size:3rem;font-weight:900;letter-spacing:-.03em;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.winner-name{font-size:1.4rem;font-weight:700}.winner-actions{display:flex;gap:1rem;margin-top:1.5rem;flex-wrap:wrap;justify-content:center}#toast-container{position:fixed;bottom:2rem;left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:.5rem;z-index:9999;pointer-events:none}.toast{background:#1e2438f2;color:var(--text);padding:.6rem 1.2rem;border-radius:100px;font-size:.9rem;font-weight:500;border:1px solid rgba(255,255,255,.1);box-shadow:0 4px 20px #0006;opacity:0;transform:translateY(12px);transition:opacity .3s ease,transform .3s ease;white-space:nowrap}.toast-show{opacity:1;transform:translateY(0)}@media (max-width: 640px){.screen-form{padding:0;align-items:stretch}.card{max-width:100%;border-radius:0;min-height:100dvh;padding:1.5rem 1.25rem}.screen-lobby{padding:1rem}.lobby-container{grid-template-columns:1fr;gap:1rem}.lobby-left,.lobby-right{padding:1.25rem}.lobby-title{font-size:1.2rem;margin-bottom:1rem}.room-code{font-size:1.6rem}.screen-game{flex-direction:column}.sidebar{width:100%;height:64px;flex-direction:row;align-items:center;border-right:none;border-bottom:1px solid rgba(255,255,255,.06);padding:0 .75rem;overflow-x:auto;overflow-y:hidden;gap:.5rem}.sidebar-players{flex-direction:row;gap:.4rem;flex:1;overflow-x:auto}.sidebar-player{min-width:36px;padding:.3rem;flex-shrink:0;justify-content:center}.sp-info,.sp-indicator,.sp-turn-arrow,.sp-pieces{display:none}.sp-avatar{font-size:1.3rem}.sidebar-leave{margin-top:0;margin-left:0;width:auto;flex-shrink:0;padding:.35rem .7rem;font-size:.8rem}.winner-card{padding:2rem 1.5rem;margin:1rem}.winner-emoji{font-size:4rem}.winner-text{font-size:2.2rem}.winner-name{font-size:1.1rem}}