*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f1117;--surface: #1a1d27;--surface2: #242836;--border: #2e3348;--text: #e2e8f0;--text-dim: #8892b0;--accent: #60a5fa;--accent2: #a78bfa;--radius: 12px;--radius-sm: 8px}html,body{width:100%;height:100%;overflow:hidden;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}#app{width:100%;height:100%}.lobby{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at 30% 20%,rgba(96,165,250,.08) 0%,transparent 50%),radial-gradient(ellipse at 70% 80%,rgba(167,139,250,.08) 0%,transparent 50%),var(--bg)}.lobby-card{width:100%;max-width:420px;padding:40px 36px;background:var(--surface);border:1px solid var(--border);border-radius:20px;box-shadow:0 20px 60px #0006}.lobby-brand{text-align:center;margin-bottom:20px}.lobby-brand-logo{font-size:.8rem;font-weight:600;letter-spacing:.08em;color:var(--text-dim);opacity:.7}.lobby-title{font-size:2rem;font-weight:700;text-align:center;margin-bottom:4px;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.lobby-subtitle{text-align:center;color:var(--text-dim);font-size:.9rem;margin-bottom:28px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.8rem;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}.form-group input{width:100%;padding:10px 14px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:.95rem;outline:none;transition:border-color .2s}.form-group input:focus{border-color:var(--accent)}.form-group input::placeholder{color:var(--text-dim);opacity:.6}.lobby-tabs{display:flex;gap:4px;background:var(--surface2);border-radius:var(--radius-sm);padding:4px;margin-bottom:20px}.tab{flex:1;padding:10px;border:none;background:transparent;color:var(--text-dim);font-size:.9rem;font-weight:600;border-radius:6px;cursor:pointer;transition:all .2s}.tab.active{background:var(--surface);color:var(--text);box-shadow:0 1px 4px #0003}.tab:hover:not(.active){color:var(--text)}.tab-panel{display:none}.tab-panel.active{display:block}.code-display{display:flex;align-items:center;justify-content:center;gap:12px;padding:16px;background:var(--surface2);border:1px dashed var(--border);border-radius:var(--radius-sm);margin-bottom:8px}.code-text{font-size:1.8rem;font-weight:700;font-family:JetBrains Mono,Fira Code,monospace;letter-spacing:.25em;color:var(--accent)}.copy-btn{background:none;border:none;font-size:1.2rem;cursor:pointer;padding:4px;border-radius:4px;transition:background .2s}.copy-btn:hover{background:#ffffff1a}.code-hint{text-align:center;font-size:.8rem;color:var(--text-dim);margin-bottom:20px}.primary-btn{width:100%;padding:12px;background:linear-gradient(135deg,var(--accent),var(--accent2));border:none;border-radius:var(--radius-sm);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:opacity .2s,transform .1s}.primary-btn:hover{opacity:.9}.primary-btn:active{transform:scale(.98)}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-6px)}75%{transform:translate(6px)}}.shake{animation:shake .3s ease-in-out}.board-container{width:100%;height:100%;position:relative;overflow:hidden;background:var(--bg)}#board-svg{display:block;width:100%;height:100%;background:var(--bg)}.top-bar{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;pointer-events:none;z-index:10}.top-bar>*{pointer-events:auto}.peer-list{display:flex;gap:6px}.peer-avatar{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.85rem;font-weight:700;color:#111;border:2px solid var(--bg);box-shadow:0 2px 8px #0000004d;cursor:default}.room-pill{display:flex;align-items:center;gap:8px;padding:6px 12px;background:var(--surface);border:1px solid var(--border);border-radius:20px;box-shadow:0 2px 8px #0000004d}.room-pill-label{font-size:.7rem;font-weight:600;text-transform:uppercase;color:var(--text-dim);letter-spacing:.05em}.room-pill-code{font-family:JetBrains Mono,Fira Code,monospace;font-weight:700;font-size:.9rem;letter-spacing:.15em;color:var(--accent)}.room-pill-copy{background:none;border:none;font-size:.9rem;cursor:pointer;padding:2px;line-height:1}.connection-status{position:absolute;top:60px;left:50%;transform:translate(-50%);padding:6px 16px;background:var(--surface);border:1px solid var(--border);border-radius:20px;font-size:.8rem;color:var(--text-dim);z-index:10;transition:opacity .5s}.connection-status.connected{border-color:#4ade804d;color:#4ade80}.connection-status.fade{opacity:0;pointer-events:none}.toolbar{position:absolute;bottom:20px;left:50%;transform:translate(-50%);display:flex;gap:6px;padding:8px 12px;background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:0 4px 20px #0006;z-index:20}.toolbar-btn{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:1.3rem;cursor:pointer;transition:all .15s;color:var(--text)}.toolbar-btn:hover{background:var(--border);border-color:var(--accent)}.toolbar-panel{position:absolute;bottom:80px;left:50%;transform:translate(-50%) translateY(10px);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 8px 30px #00000080;padding:12px;z-index:25;opacity:0;pointer-events:none;transition:opacity .15s,transform .15s}.toolbar-panel.visible{opacity:1;pointer-events:auto;transform:translate(-50%) translateY(0)}.emoji-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:4px}.emoji-btn{width:42px;height:42px;display:flex;align-items:center;justify-content:center;background:var(--surface2);border:1px solid transparent;border-radius:6px;font-size:1.3rem;cursor:pointer;transition:all .1s}.emoji-btn:hover{background:var(--border);border-color:var(--accent);transform:scale(1.15)}.polygon-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}.polygon-btn{width:50px;height:50px;display:flex;align-items:center;justify-content:center;background:var(--surface2);border:1px solid transparent;border-radius:6px;cursor:pointer;transition:all .1s}.polygon-btn:hover{background:var(--border);border-color:var(--accent);transform:scale(1.1)}.brand-watermark{position:absolute;bottom:24px;right:16px;font-size:.7rem;font-weight:600;letter-spacing:.05em;color:var(--text-dim);opacity:.35;text-decoration:none;z-index:5;transition:opacity .2s}.brand-watermark:hover{opacity:.7}.glyph{cursor:grab}.glyph:active{cursor:grabbing}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}@media(max-width:480px){.lobby-card{margin:16px;padding:28px 24px}.code-text{font-size:1.4rem}.toolbar-btn{width:38px;height:38px;font-size:1.1rem}.emoji-grid{grid-template-columns:repeat(4,1fr)}}