:root{color-scheme:dark;--bg:#0b1020;--panel:#151d30;--panel2:#1b263c;--line:#2a3650;--text:#f4f6ff;--muted:#9ba8c0;--accent:#9a83ff;--mint:#62e6bc;--danger:#ff7d88;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(ellipse at 12% 0%,#20204a 0,transparent 35%),radial-gradient(ellipse at 100% 30%,#123b43 0,transparent 25%),var(--bg);color:var(--text)}
button,input{font:inherit}button{cursor:pointer}.app-shell{max-width:1440px;margin:auto;padding:0 28px}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff12}.brand{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--text);font-size:17px;font-weight:900;letter-spacing:.08em}.brand-icon{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,#9a83ff,#5e52c7);font-size:21px}.brand-accent{color:var(--accent)}.connection{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:12px}.fps-badge,.ping-badge{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;font-weight:700;padding:2px 7px;border-radius:6px;background:#18253c;border:1px solid #2f3f5c;color:var(--mint);letter-spacing:.02em}.ping-badge{color:var(--muted)}.live-stats{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;color:var(--mint);background:#131c2c;padding:3px 8px;border-radius:6px;border:1px solid #27364e}.dot{width:8px;height:8px;border-radius:50%;background:#f5b942;box-shadow:0 0 12px #f5b94255}.dot.online{background:var(--mint);box-shadow:0 0 12px #62e6bc66}.dot.offline{background:var(--danger)}
.panel{background:linear-gradient(145deg,#182238f5,#111a2bf5);border:1px solid var(--line);border-radius:20px;box-shadow:0 20px 70px #0002}.lobby{max-width:560px;margin:58px auto 40px;padding:38px 42px}.eyebrow{font-size:10px;letter-spacing:.19em;font-weight:800;color:var(--mint)}h1{font-size:clamp(35px,7vw,54px);line-height:1.04;letter-spacing:-.045em;margin:18px 0}h1 span{color:var(--accent)}.muted{color:var(--muted);line-height:1.65;font-size:14px}.join-form{display:flex;flex-direction:column;margin-top:27px;gap:9px}.join-form label{font-size:12px;font-weight:700;margin-top:8px}.optional{color:var(--muted);font-weight:400}.join-form input{width:100%;background:#0d1525;border:1px solid #34425c;border-radius:10px;padding:13px 14px;color:var(--text);outline:none}.join-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #9a83ff20}.primary-button{margin-top:12px;border:0;border-radius:11px;padding:14px 18px;background:linear-gradient(100deg,#9a83ff,#7866ed);color:white;font-weight:800;display:flex;justify-content:space-between;align-items:center}.primary-button:hover{filter:brightness(1.08)}.error{color:var(--danger);font-size:12px;min-height:14px;margin:0}.how-to{display:grid;gap:12px;margin-top:28px;padding-top:22px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.how-to>div{display:flex;align-items:center;gap:12px}.key{min-width:76px;text-align:center;border:1px solid #3b4861;background:#202b40;border-radius:6px;padding:5px;color:#dfe5f5;font-size:10px;font-weight:800}.touch-key{min-width:76px;color:var(--mint)}
.hidden{display:none!important}.game-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:20px;padding-top:26px}.game-main{min-width:0}.game-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}h2{margin:5px 0 0;font-size:24px;letter-spacing:-.03em}.room-pill{display:flex;align-items:center;gap:9px;padding:9px 11px;background:#172239;border:1px solid var(--line);border-radius:10px;color:var(--muted);font-size:10px;letter-spacing:.1em}.room-pill strong{color:var(--mint);font-size:13px;letter-spacing:.12em}.icon-button{background:transparent;border:1px solid #38445b;color:var(--text);border-radius:6px;padding:3px 7px}.canvas-wrap{position:relative;border:1px solid #34405a;border-radius:16px;overflow:hidden;background:#0d1726;aspect-ratio:12/7;max-height:calc(100vh - 245px);min-height:280px}.canvas-wrap canvas{width:100%;height:100%;display:block;touch-action:none}.canvas-hint{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);color:#aab6cd;font-size:13px;pointer-events:none;text-align:center}.canvas-hint.hidden{display:none}.game-footer{display:flex;align-items:center;gap:18px;padding:14px 2px;color:var(--muted);font-size:12px}.game-footer strong{color:var(--mint)}.text-button{margin-left:auto;background:none;border:0;color:#ff9aa3;font-size:12px}.sidebar{display:grid;align-content:start;gap:14px}.score-panel,.tips-panel{padding:18px}.panel-title{font-size:11px;letter-spacing:.12em;font-weight:900;display:flex;align-items:center;gap:9px;padding-bottom:15px;border-bottom:1px solid var(--line)}.leaderboard{list-style:none;padding:0;margin:5px 0 0}.leaderboard li{display:flex;align-items:center;gap:9px;padding:12px 0;border-bottom:1px solid #ffffff0c;font-size:12px}.leaderboard li:last-child{border:0}.rank{color:#8190aa;width:16px;font-size:11px}.avatar{width:25px;height:25px;border-radius:8px;display:grid;place-items:center;color:#07111f;font-size:11px;font-weight:900}.player-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.score{color:var(--mint);font-weight:900}.you{color:var(--accent);font-size:9px}.tips-panel p{font-size:12px;line-height:1.65;color:#d3daea}.tips-panel .tip-muted{color:var(--muted)}.site-footer{text-align:center;color:#697791;font-size:10px;letter-spacing:.08em;padding:30px 0 22px}.site-footer span{padding:0 7px;color:var(--mint)}.toast{position:fixed;left:50%;bottom:25px;transform:translate(-50%,15px);opacity:0;pointer-events:none;background:#26344b;border:1px solid #42516a;border-radius:10px;padding:10px 15px;font-size:12px;transition:.2s;z-index:10;max-width:90vw;text-align:center}.toast.show{opacity:1;transform:translate(-50%,0)}
.mobile-controls{display:none}.joystick{width:116px;height:116px;border-radius:50%;background:#17233bbd;border:1px solid #8491b44d;touch-action:none;position:relative;box-shadow:0 6px 25px #0003}.stick{position:absolute;width:48px;height:48px;left:50%;top:50%;transform:translate(-50%,-50%);border-radius:50%;background:linear-gradient(145deg,#a99aff,#6c5ad2);border:2px solid #d4ccff88;box-shadow:0 3px 12px #0005}.joystick-label{text-align:center;color:#8291ac;font-size:9px;letter-spacing:.16em;margin-top:7px}
@media(max-width:850px){.app-shell{padding:0 18px}.game-layout{grid-template-columns:minmax(0,1fr)}.sidebar{grid-template-columns:1fr 1fr}.canvas-wrap{max-height:none}.game-layout{padding-top:20px}}
@media(max-width:600px){.app-shell{padding:0 12px}.topbar{height:62px}.brand{font-size:14px}.lobby{margin:28px auto;padding:27px 22px;border-radius:16px}.game-heading{align-items:flex-start;gap:10px}h2{font-size:21px}.room-pill{padding:8px;font-size:9px;gap:6px}.canvas-wrap{min-height:0;aspect-ratio:1/1.05;border-radius:12px}.game-footer{gap:10px;flex-wrap:wrap;font-size:11px}.sidebar{grid-template-columns:1fr}.tips-panel{display:none}.mobile-controls{display:flex;align-items:center;flex-direction:column;width:max-content;margin:14px auto 0;user-select:none;-webkit-user-select:none}.joystick{width:128px;height:128px}.stick{width:52px;height:52px}.site-footer{padding:24px 0 16px}.canvas-hint{font-size:11px}.game-layout{padding-top:17px}}
@media(hover:none) and (pointer:coarse){.mobile-controls{display:flex}}