:root{--bg-dark: #0f1015;--bg-card: #191b24;--bg-subtle: #242735;--accent-red: #ff3344;--accent-gold: #f39c12;--accent-green: #2ecc71;--text-main: #f1f2f6;--text-dim: #8b92a5;--border-color: #2f3448}*{box-sizing:border-box;margin:0;padding:0;user-select:none;-webkit-user-select:none}html,body{width:100%;height:100%;overflow:hidden;background-color:var(--bg-dark);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text-main)}#app-header{position:absolute;top:0;left:0;right:0;height:48px;background:#0f1015eb;backdrop-filter:blur(8px);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 16px;z-index:100}.header-left{display:flex;align-items:center;gap:12px}.logo-title{font-family:Impact,Arial Black,sans-serif;font-size:18px;letter-spacing:1.5px;color:#fff}.accent-red{color:var(--accent-red)}.badge{font-family:monospace;font-size:12px;font-weight:700;padding:3px 8px;border-radius:4px}.badge-room{background:var(--bg-subtle);border:1px solid var(--border-color);color:#5dade2}.badge-ping{background:#1e281e;border:1px solid #27ae60;color:var(--accent-green)}.ping-good{color:#2ecc71;border-color:#27ae60}.ping-med{color:#f39c12;border-color:#d68910}.ping-high{color:#e74c3c;border-color:#c0392b}.header-right{display:flex;align-items:center;gap:8px}.hdr-btn{background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-main);padding:5px 12px;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s ease}.hdr-btn:hover{background:var(--bg-subtle);border-color:#48516d}#game-viewport{width:100%;height:calc(100% - 48px);margin-top:48px;display:flex;align-items:center;justify-content:center;background-color:#000;position:relative;overflow:hidden}#game-viewport ruffle-player,#game-viewport video{width:100%;height:100%;object-fit:contain;display:block}#lobby-overlay{position:fixed;inset:48px 0 0;background:#0a0b0ff0;backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:center;z-index:90}.lobby-card{width:90%;max-width:520px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:32px;box-shadow:0 16px 40px #0009;text-align:center}.lobby-header h1{font-family:Impact,Arial Black,sans-serif;font-size:38px;letter-spacing:2px;margin-bottom:4px}.lobby-header .subtitle{color:var(--text-dim);font-size:14px;margin-bottom:24px}.lobby-options{display:flex;flex-direction:column;gap:12px}.split-divider{display:flex;align-items:center;text-align:center;margin:12px 0;color:var(--text-dim);font-size:11px;font-weight:700;letter-spacing:1px}.split-divider:before,.split-divider:after{content:"";flex:1;border-bottom:1px solid var(--border-color)}.split-divider span{padding:0 10px}.multiplayer-actions{display:flex;gap:12px}.primary-btn,.secondary-btn{flex:1;padding:16px 20px;border-radius:8px;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:transform .15s ease,background-color .15s ease,border-color .15s ease}.primary-btn{background:linear-gradient(135deg,#e74c3c,#c0392b);border:1px solid #ff5a4a;color:#fff}.primary-btn:hover{background:linear-gradient(135deg,#f05545,#d63031);transform:translateY(-2px);box-shadow:0 6px 16px #e74c3c66}.secondary-btn{background:var(--bg-subtle);border:1px solid var(--border-color);color:var(--text-main)}.secondary-btn:hover{background:#2e3244;border-color:#555f80;transform:translateY(-2px)}.btn-title{font-size:16px;font-weight:700}.btn-desc{font-size:12px;color:#ffffffb3;margin-top:4px}.btn-solo .btn-desc{color:#ffffffd9}.lobby-subview h2{font-family:Impact,Arial Black,sans-serif;font-size:24px;letter-spacing:1px;margin-bottom:8px}.sub-desc{color:var(--text-dim);font-size:14px;margin-bottom:20px}.code-container,.input-container{display:flex;gap:8px;justify-content:center;align-items:center;margin-bottom:20px}.display-code{font-family:monospace;font-size:26px;font-weight:700;letter-spacing:4px;padding:10px 18px;background:var(--bg-dark);border:2px dashed #e74c3c;border-radius:8px;color:#fff}.input-container input{font-family:monospace;font-size:22px;font-weight:700;text-align:center;letter-spacing:3px;padding:10px 14px;background:var(--bg-dark);border:2px solid var(--border-color);border-radius:8px;color:#fff;width:140px}.input-container input:focus{border-color:#e74c3c;outline:none}.btn-action{background:#e74c3c;border:none;color:#fff;padding:12px 18px;font-size:14px;font-weight:700;border-radius:8px;cursor:pointer;transition:background .15s ease}.btn-action:hover{background:#ff5242}.btn-back{background:transparent;border:1px solid var(--border-color);color:var(--text-dim);padding:8px 16px;border-radius:6px;cursor:pointer;margin-top:16px}.btn-back:hover{color:#fff;border-color:#555f80}.waiting-indicator{display:flex;align-items:center;justify-content:center;gap:12px;margin:16px 0;color:var(--accent-gold);font-size:14px}.spinner{width:16px;height:16px;border:2px solid rgba(243,156,18,.3);border-top-color:var(--accent-gold);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.modal-overlay{position:fixed;inset:0;background:#000000bf;backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:200}.modal-card{width:90%;max-width:680px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:24px;box-shadow:0 16px 40px #000000b3}.modal-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border-color);padding-bottom:12px;margin-bottom:16px}.modal-header h2{font-family:Impact,Arial Black,sans-serif;font-size:22px;letter-spacing:1px}.btn-close{background:transparent;border:none;font-size:24px;color:var(--text-dim);cursor:pointer}.btn-close:hover{color:#fff}.controls-columns{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:16px}.control-column h3{font-size:15px;font-weight:700;color:var(--text-main);margin-bottom:8px}.preset-row{display:flex;gap:6px;margin-bottom:12px}.btn-preset{background:var(--bg-subtle);border:1px solid var(--border-color);color:var(--text-dim);font-size:11px;font-weight:600;padding:4px 8px;border-radius:4px;cursor:pointer}.btn-preset:hover{color:#fff;border-color:#606b8c}.bindings-list{display:flex;flex-direction:column;gap:6px}.binding-row{display:flex;justify-content:space-between;align-items:center;background:var(--bg-dark);padding:6px 10px;border-radius:6px;border:1px solid var(--border-color)}.binding-label{font-size:13px;color:var(--text-dim)}.binding-key-btn{background:var(--bg-subtle);border:1px solid #3c435c;color:#fff;padding:4px 10px;font-family:monospace;font-size:12px;font-weight:700;border-radius:4px;cursor:pointer;min-width:70px;text-align:center}.binding-key-btn.listening{background:#e74c3c;border-color:#ff7666;animation:pulse 1s infinite alternate}@keyframes pulse{0%{opacity:.7}to{opacity:1}}.modal-tip{font-size:12px;color:var(--text-dim);text-align:center;margin-top:12px}.modal-footer{display:flex;justify-content:flex-end;margin-top:16px;border-top:1px solid var(--border-color);padding-top:12px}.hidden{display:none!important}