*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:#d9d9d9;color:#222}
a{color:inherit}
#nav{position:fixed;left:0;top:0;bottom:0;width:230px;background:#f4f4f4;border-right:2px solid #999;overflow:auto;padding:10px;font-size:13px;z-index:50}
#nav h3{margin:4px 0 8px;font-size:14px}
#nav .grp{margin:10px 0 4px;font-weight:700;color:#555;font-size:11px;text-transform:uppercase}
#nav a{display:block;padding:5px 6px;border-radius:4px;text-decoration:none;border:1px solid transparent}
#nav a:hover{border-color:#999}
#nav a.on{background:#333;color:#fff}
#navToggle{display:none}
#stage{margin-left:230px;padding:20px;min-height:100vh;display:flex;justify-content:center;align-items:flex-start}
.note-top{font-size:11px;color:#555;text-align:center;margin-bottom:6px}
.phone{width:390px;min-height:780px;background:#fff;border:3px solid #444;border-radius:28px;overflow:hidden;position:relative;display:flex;flex-direction:column}
.wide{width:min(1200px,100%);min-height:700px;background:#fff;border:3px solid #444;border-radius:8px;overflow:hidden;position:relative}
.wide-only .phone{display:none}
.screen{padding:16px;flex:1;position:relative}
.hdr{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:2px solid #bbb;background:#eee;font-weight:700;font-size:14px}
.hdr .sub{font-weight:400;font-size:11px;color:#666}
.hdr .sp{flex:1}
.ph{background:#e6e6e6;border:2px dashed #888;display:flex;align-items:center;justify-content:center;text-align:center;color:#555;font-size:12px;padding:8px;border-radius:8px}
.box{border:2px solid #999;border-radius:10px;padding:12px;margin:10px 0;background:#fafafa}
.btn{display:block;width:100%;text-align:center;padding:14px;border:2px solid #333;border-radius:14px;background:#ddd;font-weight:700;font-size:16px;margin:10px 0;cursor:pointer;text-decoration:none;color:#222;font-family:inherit}
.btn.pri{background:#555;color:#fff}
.btn.sm{display:inline-block;width:auto;padding:6px 10px;font-size:12px;border-radius:8px;margin:2px}
.btn.big{padding:20px;font-size:19px;border-radius:18px}
label{display:block;font-size:12px;font-weight:700;margin:10px 0 4px}
input,select{width:100%;padding:10px;border:2px solid #999;border-radius:8px;font-size:14px;font-family:inherit;background:#fff}
.row{display:flex;gap:8px;align-items:center}
.row>*{flex:1}
.muted{color:#777;font-size:12px}
.tag{display:inline-block;padding:2px 8px;border-radius:10px;border:1.5px solid #666;font-size:11px;font-weight:700;background:#eee}
.tag.dark{background:#444;color:#fff}
.demo{display:inline-block;background:#fff3;border:1px dashed #999;font-size:10px;padding:1px 6px;border-radius:6px;color:#666}
.banner-demo{background:#eee;border-bottom:1px dashed #999;font-size:10px;text-align:center;color:#666;padding:3px}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{border-bottom:1px solid #ccc;padding:7px 5px;text-align:left}
th{background:#eee;font-size:11px;text-transform:uppercase}
.center{text-align:center}
h2{margin:6px 0 10px;font-size:20px}
h4{margin:6px 0}
.countdown{display:flex;gap:6px;justify-content:center}
.countdown div{border:2px solid #666;border-radius:8px;padding:8px;min-width:62px;text-align:center;font-size:22px;font-weight:800}
.countdown small{display:block;font-size:10px;font-weight:400}
.loadbar{height:14px;border:2px solid #555;border-radius:8px;overflow:hidden}
.loadbar i{display:block;height:100%;background:#888;width:0;animation:load 2.4s forwards}
@keyframes load{to{width:100%}}
.progress{height:18px;border:2px solid #555;border-radius:10px;overflow:hidden;background:#eee}
.progress i{display:block;height:100%;background:#777}
/* card */
.pcard{border:3px solid #333;border-radius:18px;padding:14px;background:repeating-linear-gradient(45deg,#f4f4f4,#f4f4f4 8px,#ececec 8px,#ececec 16px)}
.avatar{width:44px;height:44px;border-radius:50%;border:2px solid #444;background:#ddd;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;flex:none}
.avatar.lg{width:84px;height:84px;font-size:26px}
/* map */
.map{position:relative;height:620px;border:2px dashed #888;border-radius:12px;background:#f0f0f0;overflow:hidden}
.node{position:absolute;width:96px;text-align:center;font-size:11px;font-weight:700;cursor:pointer}
.node .isl{width:76px;height:60px;margin:0 auto 4px;border:3px solid #555;border-radius:50% 50% 45% 45%;background:#ddd;display:flex;align-items:center;justify-content:center;font-size:18px}
.node.done .isl{background:#aaa}
.node.live .isl{background:#fff;border-style:dashed;animation:pulse 1.2s infinite}
.node.locked .isl{background:#eee;color:#aaa;border-color:#aaa}
@keyframes pulse{50%{transform:scale(1.08)}}
.map svg{position:absolute;inset:0;width:100%;height:100%}
/* tables */
.mtable{position:relative;width:200px;height:200px;margin:20px auto}
.mtable .top{position:absolute;inset:50px;border:3px solid #555;background:#ddd;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800}
.seat{position:absolute;width:72px;text-align:center;font-size:10px}
.seat .avatar{margin:0 auto 2px}
.s-t{top:-6px;left:64px}.s-b{bottom:-6px;left:64px}.s-l{left:-22px;top:66px}.s-r{right:-22px;top:66px}
.minitables{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.mt{position:relative;height:110px}
.mt .top{position:absolute;inset:28px;border:2px solid #555;background:#e3e3e3;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700}
.mt .st{position:absolute;width:26px;height:26px;border-radius:50%;border:2px dashed #999;background:#fff;font-size:9px;display:flex;align-items:center;justify-content:center;font-weight:800}
.mt .st.f{border-style:solid;border-color:#333;background:#bbb}
.mt .st:nth-of-type(2){top:0;left:calc(50% - 13px)}
.mt .st:nth-of-type(3){bottom:0;left:calc(50% - 13px)}
.mt .st:nth-of-type(4){left:0;top:calc(50% - 13px)}
.mt .st:nth-of-type(5){right:0;top:calc(50% - 13px)}
.waiting{position:relative;min-height:130px;border:2px dashed #888;border-radius:12px;padding:10px;display:flex;flex-wrap:wrap;gap:12px;background:#f4f4f4}
.waiting .avatar{animation:bob 2.6s ease-in-out infinite}
.waiting .avatar:nth-child(2n){animation-delay:-.8s}.waiting .avatar:nth-child(3n){animation-delay:-1.6s}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-3deg)}50%{transform:translateY(-10px) rotate(3deg)}}
.flyer{position:fixed;z-index:99;transition:all 1.1s cubic-bezier(.3,-0.4,.5,1.4);pointer-events:none}
.podium{display:flex;align-items:flex-end;justify-content:center;gap:8px}
.podium>div{width:100px;border:2px solid #444;background:#ddd;text-align:center;font-weight:800;padding-top:8px;border-radius:6px 6px 0 0}
/* judge */
.rank-row{display:flex;align-items:center;gap:8px;border:2px solid #999;border-radius:10px;padding:8px;margin:8px 0}
.rank-row select{width:80px}.rank-row input{width:70px}
.pts{font-weight:800;min-width:40px;text-align:center}
.modal{position:absolute;inset:0;background:#0007;display:none;align-items:center;justify-content:center;z-index:20}
.modal.show{display:flex}
.modal .box{background:#fff;width:85%}
.stars{font-size:42px;letter-spacing:6px;text-align:center}
.stars span{display:inline-block;animation:pop .5s backwards}
.stars span:nth-child(2){animation-delay:.3s}.stars span:nth-child(3){animation-delay:.6s}
@keyframes pop{0%{transform:scale(0)}80%{transform:scale(1.4)}}
/* admin */
.admin{display:grid;grid-template-columns:200px 1fr;min-height:700px}
.admin aside{background:#eee;border-right:2px solid #bbb;padding:10px}
.admin aside a{display:block;padding:9px;border:1px solid #bbb;border-radius:6px;margin:4px 0;text-decoration:none;font-size:13px;background:#fff;cursor:pointer}
.admin aside a.on{background:#444;color:#fff}
.admin main{padding:18px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.stats .box{text-align:center}.stats b{font-size:28px;display:block}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.spec{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:16px}
.toggle{display:flex;border:2px solid #444;border-radius:10px;overflow:hidden;width:max-content}
.toggle a{padding:8px 14px;cursor:pointer;font-weight:700;font-size:13px}
.toggle a.on{background:#444;color:#fff}
.tabbar{display:flex;border-top:2px solid #bbb;background:#eee}
.tabbar a{flex:1;text-align:center;padding:8px 0;font-size:10px;text-decoration:none;cursor:pointer}
.tabbar a.on{font-weight:800;background:#ccc}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#333;color:#fff;padding:10px 16px;border-radius:8px;font-size:13px;z-index:100;display:none}
@media(max-width:900px){
 #nav{transform:translateX(-100%);transition:.2s}
 #nav.open{transform:none}
 #navToggle{display:block;position:fixed;top:8px;left:8px;z-index:60;padding:8px 10px;border:2px solid #333;background:#fff;border-radius:8px;font-weight:700}
 #stage{margin-left:0;padding:48px 0 0}
 .phone{width:100%;max-width:430px;border-radius:0;border-width:0}
 .admin{grid-template-columns:1fr}.spec,.grid2{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}
 .minitables{grid-template-columns:repeat(2,1fr)}
}