/* Shared presentation layer. Existing game IDs and event handlers stay intact. */
:root{--bg:#101115;--surface:#191b22;--border:#30333d;--text:#f3f4f6;--muted:#a1a8b8;--radius:20px}
html body{font-family:Inter,"Segoe UI",Arial,sans-serif;background:#101115;color:#f3f4f6}
#lobby{display:flex;align-items:flex-start;justify-content:center;padding:0 28px 44px;overflow-y:auto;background:radial-gradient(ellipse at 85% 0%,rgba(var(--glow-rgb),.10),transparent 45%),#101115;scrollbar-color:#444955 #101115}
#lobby .lobby-card{width:1200px;max-width:100%;max-height:none;overflow:visible;background:none;border:0;border-radius:0;box-shadow:none}
#lobby .lobby-logo,#lobby .lobby-subtitle,#lobby>.lobby-card>.title,#lobby>.lobby-card>.subtitle{display:none}
.arena-topbar{height:86px;display:flex;align-items:center;gap:28px;border-bottom:1px solid #ffffff0d;margin-bottom:26px}
.arena-brand{display:flex;align-items:center;gap:9px;color:#f5f5f7;text-decoration:none;font-size:20px;font-weight:850;letter-spacing:-.8px}.arena-brand small{color:#ff7767;font-size:12px}.arena-brand img{display:block}.arena-back{color:#aeb5c4;text-decoration:none;font-size:12px}.arena-back:hover{color:white}.arena-language{margin-left:auto}.arena-language label{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.arena-language select{background:#1b1d25;color:white;border:1px solid #363945;border-radius:10px;padding:11px 32px 11px 13px;font:inherit;font-size:12px}
.arena-hero{position:relative;min-height:290px;border:1px solid #ffffff15;border-radius:24px;overflow:hidden;background:#10161c;isolation:isolate}.arena-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 45%;z-index:-2}.arena-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#101319f2 0%,#101319c7 28%,#10131918 68%),linear-gradient(0deg,#1013198c,transparent 50%);z-index:-1}.arena-hero-copy{padding:40px 42px;max-width:610px}.arena-eyebrow{color:#d6f7b7;font-size:9px;font-weight:800;letter-spacing:2px}.arena-eyebrow span{color:#b7c3b6;letter-spacing:1px}.arena-hero h1{font-size:clamp(36px,4.6vw,62px);font-weight:900;line-height:1.1;letter-spacing:-2.8px;margin:20px 0 14px;color:white}.arena-hero h1 small{font-size:.5em;color:var(--accent);letter-spacing:-1px}.arena-hero-copy p{max-width:350px;color:#d1d6de;font-size:13px;line-height:1.8}.arena-tags{display:flex;gap:9px;flex-wrap:wrap;margin-top:23px}.arena-tags span{font-size:9px;font-weight:650;border:1px solid #ffffff24;border-radius:6px;padding:5px 8px;background:#0f151a5c;color:#d9e3e5}.arena-details{position:absolute;bottom:24px;right:26px;color:white;font-size:11px;text-decoration:none;background:#11151bca;border:1px solid #ffffff35;border-radius:9px;padding:11px 15px;backdrop-filter:blur(8px)}
.arena-section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:30px 0 18px}.arena-section-heading small{font-size:9px;letter-spacing:2px;font-weight:750;color:#959baa}.arena-section-heading h2{font-size:23px;letter-spacing:-.7px;margin-top:6px}.arena-section-heading>span{color:#969fae;font-size:11px}
#lobby .lobby-body{display:grid;grid-template-columns:250px minmax(0,1fr) 300px;gap:16px;border:0;align-items:start}
#lobby .lobby-left,#lobby .left,#lobby .lobby-skins,#lobby .lobby-karts,#lobby .middle,#lobby .lobby-right,#lobby .right{background:#191b22;border:1px solid #30333d;border-radius:18px;padding:22px;max-height:none;overflow:visible;min-width:0}
#lobby .lobby-left,#lobby .left{display:flex;flex-direction:column;gap:18px;border-top:2px solid var(--accent)}
#lobby .lobby-right{padding:0;overflow:hidden}#lobby .lbl{color:#b7becc;letter-spacing:1px;font-size:10px;margin-bottom:9px;font-weight:750}
#lobby input:not([type=color]){min-width:0;border:1px solid #3a3d49;background:#111319;border-radius:10px;color:#f4f5f8;font:inherit;font-size:13px;padding:12px;width:100%;text-align:left}#lobby input::placeholder{color:#777f91}#lobby input:focus{outline:2px solid var(--accent);outline-offset:2px;box-shadow:none}
#lobby #nick-input{font-size:16px;font-weight:700;padding:14px}#lobby .server-status,#lobby .status{border:0;background:#111319;border-radius:10px;padding:12px;font-size:11px;color:#b7becc}
#lobby #play-btn{background:#ff7868;color:#221310;font-family:inherit;font-size:16px;letter-spacing:.2px;font-weight:850;padding:16px;border:0;border-radius:11px;box-shadow:0 5px 22px #ff786826;margin:0;width:100%}#lobby #play-btn:hover:not(:disabled){background:#ff9386;transform:translateY(-2px)}#lobby #play-btn:disabled{opacity:.5;cursor:not-allowed}
#lobby .kart-grid{grid-template-columns:repeat(auto-fit,minmax(58px,1fr));gap:8px;margin-top:16px}#lobby .kart-thumb{background:#111319;border-radius:12px;min-height:70px;justify-content:center;padding:9px 5px}#lobby .kart-thumb.sel{background:rgba(var(--glow-rgb),.12);border-color:var(--accent);box-shadow:none}#lobby .skin-name{font-family:inherit;color:#bec5d1;font-size:9px;max-width:70px}#lobby .kart-section-title{letter-spacing:1px;font-size:10px;font-weight:800}#lobby .ks-badge{font-size:10px;padding:3px 8px}#lobby .kart-more-locked{border:1px dashed #454957;background:linear-gradient(135deg,#222631,#191b22);padding:20px 14px;margin-top:18px}#lobby .kml-lock{font-size:22px}#lobby .kml-title{font-size:14px;font-weight:750;letter-spacing:0}#lobby .kml-sub{font-size:11px;color:#a8b1c0}#lobby .kml-cta{background:#303745;color:#e7edf7;letter-spacing:0;font-size:12px;border:1px solid #465163;padding:12px;border-radius:9px}
#lobby .auth-tabs{padding:6px;background:#111319;gap:4px;border:0}#lobby .auth-tab{font:inherit;font-size:11px;font-weight:750;letter-spacing:0;border:0;border-radius:8px;padding:12px 5px;color:#9fa8ba}#lobby .auth-tab.active{background:#2c333e;color:#f5f6fa}#lobby .auth-form-wrap{padding:20px}#lobby .btn-social{font-size:11px;letter-spacing:0;font-family:inherit;padding:11px;border-color:#383c47;background:#22252e}#lobby .auth-submit{background:var(--accent);color:#11151b;font:inherit;font-weight:800;font-size:12px;letter-spacing:0;padding:12px;border-radius:9px}#lobby .auth-benefits{border:0;background:#111319;padding:13px;margin-top:18px}#lobby .ab-item{font-size:11px;color:#b8c1d1;line-height:1.6}#lobby .ab-title{font-size:9px;letter-spacing:0;color:#d7dce5}
#lobby .ctrl-btn{font:inherit;font-size:10px;letter-spacing:0;background:#111319;border-radius:9px;padding:9px;color:#b9c2d0}#lobby .ctrl-btn.active{color:var(--accent);border-color:var(--accent)}#lobby .legal{margin:24px 0;color:#939dad}#lobby .legal a{color:#a8b2c3}#lobby .panel{border-color:#363b49;background:#151820;border-radius:12px}#lobby .panel h3{font-size:12px;color:#edf1f6}#lobby .panel p,#lobby .panel li{font-size:12px;line-height:1.8;color:#abb5c5}
body:has(#lobby:not([style*="display: none"]):not([style*="display:none"]))>.portal-nav{display:none}
.modal-box,.go-card{border-radius:20px!important;background:#191c25!important;border-color:#343a49!important;color:#edf1f7}.modal-header{padding:20px!important}.modal-header h2{font-size:17px!important;letter-spacing:0!important}.modal-body{font-family:Inter,"Segoe UI",Arial,sans-serif}.modal-close{border-radius:8px!important}.go-title{letter-spacing:0!important}.go-card button{font-family:inherit!important;border-radius:10px!important}.arena-back:focus-visible,.arena-details:focus-visible,button:focus-visible{outline:2px solid #ff8b7c;outline-offset:4px}
@media(min-width:1400px){.arena-hero{min-height:325px}.arena-hero-copy{padding:48px}}
@media(max-width:1000px){#lobby .lobby-body{grid-template-columns:230px minmax(0,1fr)}#lobby .lobby-left,#lobby .left{grid-column:auto;flex-direction:column}#lobby .lobby-right,#lobby .right{grid-column:1/-1}.arena-hero-copy{padding:32px}.arena-hero{min-height:280px}}
@media(max-width:700px),(pointer:coarse){#lobby .ctrl-btns{display:none!important}#lobby{position:fixed;inset:0;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:0 max(16px,env(safe-area-inset-right)) max(28px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left))}#lobby .lobby-card{width:100%;max-height:none}#lobby #play-btn,#lobby .play-btn{min-height:48px;font-size:17px}}
@media(max-width:600px){#lobby{padding:0 max(16px,env(safe-area-inset-right)) max(28px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left))}.arena-topbar{height:72px;gap:14px;margin-bottom:18px}.arena-brand{font-size:17px}.arena-brand img{width:29px;height:29px}.arena-back{display:none}.arena-language select{max-width:113px;padding:9px;font-size:11px}.arena-hero{min-height:330px;border-radius:18px}.arena-art{object-position:66% center}.arena-hero:after{background:linear-gradient(90deg,#101319db,#10131922),linear-gradient(0deg,#101319ee,transparent)}.arena-hero-copy{padding:26px 22px}.arena-hero h1{font-size:39px;margin:23px 0 12px;letter-spacing:-1.8px}.arena-hero-copy p{max-width:250px;font-size:12px}.arena-eyebrow{font-size:8px}.arena-eyebrow span{display:none}.arena-tags{margin-top:18px}.arena-details{left:22px;right:auto;bottom:20px;font-size:10px}.arena-section-heading{margin-top:25px}.arena-section-heading>span{display:none}#lobby .lobby-body{grid-template-columns:1fr;gap:14px}#lobby .lobby-left,#lobby .left{grid-column:1;flex-direction:column}#lobby .lobby-skins,#lobby .lobby-karts,#lobby .middle,#lobby .lobby-right,#lobby .right{grid-column:1}#lobby .kart-grid{grid-template-columns:repeat(4,minmax(0,1fr))}#lobby .lobby-left,#lobby .left,#lobby .lobby-skins,#lobby .lobby-karts{padding:20px}}
@media(prefers-reduced-motion:reduce){#lobby *{transition:none!important;animation:none!important}}