:root{--bg:#0b1220;--panel:#141e30;--ink:#f2f6ff;--muted:#9eb0cc;--red:#ff0606;--blue:#0084ff;--line:#243149}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font-family:"PingFang SC","Noto Sans SC",sans-serif;background:var(--bg);color:var(--ink);line-height:1.5}
a{color:var(--blue)}img{max-width:100%;display:block;height:auto}
.app-top{background:linear-gradient(90deg,var(--red),#a00000);padding:.65rem .9rem;display:flex;align-items:center;gap:.6rem}
.app-top img{height:34px;border-radius:8px}
.app-top .brand{font-weight:800;color:#fff;text-decoration:none;font-size:1.05rem}
.app-top .cta{margin-left:auto;background:#fff;color:var(--red)!important;padding:.35rem .7rem;border-radius:14px;font-weight:800;text-decoration:none!important;font-size:.85rem}
.seg{display:flex;background:#0f1726;border-bottom:1px solid var(--line)}
.seg a{flex:1;text-align:center;padding:.7rem;color:var(--muted);text-decoration:none;font-weight:700}
.seg a.active{color:#fff;border-bottom:2px solid var(--blue)}
.wrap{max-width:900px;margin:0 auto;padding:.85rem}
.notice{background:#1a2440;border:1px solid var(--line);padding:.6rem;margin-bottom:.8rem;color:var(--muted);font-size:.88rem}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem}
@media(max-width:700px){.gallery{grid-template-columns:repeat(2,1fr)}}
.gallery a{background:var(--panel);border:1px solid var(--line);border-radius:8px;overflow:hidden;text-decoration:none;color:var(--ink)}
.gallery img{aspect-ratio:1;object-fit:cover;width:100%}
.gallery span{display:block;padding:.4rem;font-size:.8rem;color:var(--muted)}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:.85rem;margin:1rem 0}
.panel h1,.panel h2{margin:.1rem 0 .5rem;font-size:1.1rem}
.balls{display:flex;flex-wrap:wrap;gap:.35rem}
.ball{width:36px;height:36px;border-radius:50%;background:var(--red);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.ball.special{background:var(--blue)}.ball-plus{opacity:.6}
.btn{display:inline-block;background:var(--blue);color:#fff!important;padding:.5rem .9rem;border-radius:6px;font-weight:700;text-decoration:none!important}
.btn.alt{background:var(--red)}
.guides{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:.9rem;margin:1rem 0}
.guide-list{columns:2;padding-left:1.1rem}@media(max-width:600px){.guide-list{columns:1}}
.foot{padding:1rem;color:var(--muted);font-size:.82rem;text-align:center}
.foot a{color:#fff}
.shell-main{max-width:520px;margin:1rem auto;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:1rem}
.shell-main input{width:100%;padding:.55rem;border:1px solid var(--line);background:#0b1220;color:#fff;border-radius:6px}
.bottom-nav{position:sticky;bottom:0;display:flex;background:#0f1726;border-top:1px solid var(--line)}
.bottom-nav a{flex:1;text-align:center;padding:.7rem .2rem;color:var(--muted);text-decoration:none;font-size:.78rem}
.bottom-nav a.active{color:var(--blue)}

/* 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}