:root{--bg:#f0f0f0;--panel:#ffff00;--ink:#000;--red:#ff0000;--green:#339933;--line:#000}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font-family:"SimSun","Songti SC","PingFang SC",serif;background:var(--bg);color:var(--ink);line-height:1.4}
a{color:#0000ff}img{max-width:100%;display:block}
.mast{background:var(--panel);border:3px solid var(--red);padding:.55rem;text-align:center;margin:.4rem}
.mast .brand{font-size:1.4rem;font-weight:900;color:var(--red);text-decoration:none;display:inline-flex;gap:.5rem;align-items:center}
.mast img{height:40px}
.nav{display:flex;flex-wrap:wrap;background:#000;margin:0 .4rem}
.nav a{color:#ffff00;padding:.4rem .7rem;text-decoration:none;font-weight:700}
.wrap{max-width:980px;margin:0 auto;padding:.5rem}
.notice{background:#ffff00;border:2px solid #000;padding:.45rem;font-weight:700;margin-bottom:.5rem}
.board{width:100%;border-collapse:collapse;background:#fff;margin-bottom:.6rem}
.board th{background:var(--red);color:#fff;padding:.4rem;border:1px solid #000}
.board td{border:1px solid #000;padding:.4rem}
.board tr:nth-child(odd) td{background:#ffffcc}
.balls{display:flex;gap:.3rem;flex-wrap:wrap}
.ball{width:32px;height:32px;border-radius:50%;background:var(--red);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.ball.special{background:#0000ff}.ball-plus{font-weight:800}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem}
@media(max-width:700px){.grid{grid-template-columns:1fr}}
.box{border:2px solid #000;background:#ffff00;padding:.5rem}
.box h2{margin:0 0 .35rem;color:var(--red);font-size:1rem}
.btn{display:inline-block;background:var(--red);color:#fff!important;padding:.4rem .75rem;font-weight:800;text-decoration:none!important;border:2px solid #000}
.guides{border:2px solid #000;background:#fff;padding:.8rem;margin:1rem 0}
.guide-list{columns:2;padding-left:1.1rem}@media(max-width:600px){.guide-list{columns:1}}
.foot{background:#222;color:#ddd;padding:1rem;font-size:.85rem;margin-top:1rem}
.foot a{color:#ffff00}
.shell-main{max-width:640px;margin:1rem auto;border:2px solid #000;background:#fff;padding:1rem}
.shell-main input{width:100%;padding:.4rem;border:1px solid #666}

/* hall density modules */
.hist{margin:1rem 0;overflow-x:auto}
.hist h2{margin:.2rem 0 .55rem;font-size:1.05rem}
.hist table{width:100%;border-collapse:collapse;font-size:.88rem}
.hist th,.hist td{border:1px solid var(--line,#d8d8d8);padding:.4rem .5rem;text-align:left;vertical-align:middle}
.hist th{background:rgba(0,0,0,.045)}
.hist .mini-balls{display:flex;flex-wrap:wrap;gap:.22rem;align-items:center}
.hist .mini-balls .ball{width:26px;height:26px;font-size:.72rem;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700}
.hist .mini-balls .ball-plus{opacity:.65;font-size:.85rem}
.mod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.65rem;margin:1rem 0}
@media(max-width:800px){.mod-grid{grid-template-columns:repeat(2,1fr)}}
.mod-grid a{display:block;border:1px solid var(--line,#d8d8d8);background:var(--panel,#fff);text-decoration:none;color:inherit;overflow:hidden;border-radius:6px}
.mod-grid img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#eee}
.mod-grid span{display:block;padding:.45rem .55rem;font-size:.88rem;font-weight:700}
.mod-grid a.mod-text{min-height:88px;display:flex;align-items:center;justify-content:center;background:linear-gradient(145deg,rgba(0,0,0,.04),rgba(0,0,0,.01))}
.mod-grid a.mod-text span{font-size:1rem}
.attr-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem;margin:1rem 0}
@media(max-width:700px){.attr-strip{grid-template-columns:repeat(2,1fr)}}
.attr-strip .cell{border:1px solid var(--line,#d8d8d8);padding:.55rem .65rem;background:var(--panel,#fff);font-size:.85rem}
.attr-strip .cell b{display:block;margin-bottom:.2rem}
.ann{margin:.85rem 0;padding:.55rem .75rem;border-left:4px solid var(--accent,#c41e3a);background:rgba(0,0,0,.03);font-size:.9rem}
.sec-title{margin:1.1rem 0 .45rem;font-size:1.05rem}