*{margin:0;padding:0;box-sizing:border-box}:root{--bg:#0e2452;--bg2:#0a1a3c;--panel:rgba(255,255,255,.05);--line:rgba(120,160,255,.22);--text:#e8eefc;--muted:#9db0d8;--blue:#409eff;--red:#ff4d6d;--gold:#f5b942;--green:#67c23a}html{min-height:100%;background-color:#0a1a3c;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px),radial-gradient(120% 800px at 50% 0%,#17367a,#0e2452 55%,#0a1a3c);background-size:44px 44px,44px 44px,100% 800px;background-repeat:repeat,repeat,no-repeat}body{font-family:PingFang SC,Microsoft YaHei,Segoe UI,Arial,sans-serif;color:var(--text);min-height:100vh}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit}.container{max-width:1240px;margin:0 auto;padding:0 24px}.nav{max-width:1240px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:#fff}.brand .logo{width:38px;height:38px;border-radius:9px;background:#fff;display:flex;align-items:center;justify-content:center;color:#0e2452;font-weight:800;font-size:15px}.nav-links{display:flex;gap:26px;font-size:14px;color:#cdd8f2}.nav-links span{cursor:pointer}.nav-links .active{color:#fff;font-weight:600}.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}.btn{border:none;border-radius:18px;font-size:13px;padding:9px 20px}.btn-login{border:1px solid rgba(255,255,255,.45);color:#fff;background:transparent}.btn-red{color:#fff;font-weight:600;background:linear-gradient(135deg,#ff6b8a,#ff4d6d);box-shadow:0 6px 18px #ff4d6d59}.btn-gold{color:#3a2a05;font-weight:600;background:linear-gradient(135deg,#ffd25e,#f0a82e)}.btn-blue{color:#fff;background:linear-gradient(135deg,#5aa9ff,#2f7fe0)}.btn-ghost{border:1px solid rgba(255,255,255,.4);color:#fff;background:#ffffff0f;border-radius:18px;padding:9px 20px;font-size:13px}.btn-sm{padding:6px 14px;font-size:12px;border-radius:14px}.btn:disabled{opacity:.5;cursor:not-allowed}.hero{max-width:900px;margin:46px auto 0;padding:0 24px;text-align:center}.chip{display:inline-block;font-size:12px;letter-spacing:2px;color:#9db4e8;border:1px solid rgba(157,180,232,.4);border-radius:16px;padding:6px 16px;margin-bottom:24px}.hero h1{font-size:46px;line-height:1.25;color:#fff;font-weight:800;letter-spacing:2px}.hero p{margin-top:18px;font-size:15px;color:#a9bce4;line-height:1.9}.hero-actions{margin-top:30px;display:flex;gap:18px;justify-content:center;flex-wrap:wrap}.btn-red-lg{border:none;color:#fff;font-size:14px;font-weight:600;padding:13px 30px;border-radius:22px;background:linear-gradient(135deg,#ff6b8a,#ff4d6d);box-shadow:0 8px 22px #ff4d6d59}.btn-ghost-lg{border:1px solid rgba(255,255,255,.4);color:#fff;background:#ffffff0f;padding:13px 30px;border-radius:22px;font-size:14px}.stats{max-width:760px;margin:38px auto 0;padding:22px 28px;background:var(--panel);border:1px solid rgba(255,255,255,.1);border-radius:16px;display:flex;justify-content:space-around;flex-wrap:wrap;gap:14px}.stat .num{font-size:26px;font-weight:800;color:var(--gold)}.stat .label{font-size:12px;color:#9db0d8;margin-top:4px}.section{margin-top:46px}.section-title{font-size:20px;font-weight:700;color:#fff;display:flex;align-items:center;gap:9px}.section-title:before{content:"";width:4px;height:18px;border-radius:2px;background:linear-gradient(#ff6b8a,#ff4d6d)}.track-grid{display:flex;gap:18px;flex-wrap:wrap;margin-top:18px}.track{flex:1 1 220px;min-width:200px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px 22px}.track .ico{width:44px;height:44px;border-radius:10px;background:#409eff29;color:#79bbff;display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:14px;font-weight:700}.track h3{font-size:17px;color:#fff;margin-bottom:8px}.track span{font-size:13px;color:#9db0d8;line-height:1.7}.two-col{display:flex;gap:22px;flex-wrap:wrap;margin-top:18px}.panel{flex:1 1 340px;min-width:280px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px}.news-item{display:flex;justify-content:space-between;gap:12px;padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.12);font-size:14px}.news-item:last-child{border-bottom:none}.news-item .t{color:#cdd8f2;cursor:pointer;flex:1}.news-item .t:hover{color:#fff}.news-item .d{color:#7d8fba;font-size:12px;white-space:nowrap;padding-top:2px}.news-dot{color:#79bbff;margin-right:8px}.contest-grid{display:flex;gap:20px;flex-wrap:wrap;margin-top:18px}.contest-card{flex:1 1 340px;min-width:300px;background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden}.contest-cover{height:150px;background:linear-gradient(135deg,#1d4fa0,#0e2452);position:relative;display:flex;align-items:center;justify-content:center;color:#ffffff40;font-size:40px}.contest-card img{width:100%;height:150px;object-fit:cover;display:block}.level-tag{position:absolute;left:14px;top:12px;font-size:12px;padding:4px 12px;border-radius:12px;color:#fff;font-weight:600}.level-省级{background:linear-gradient(135deg,#8e6bff,#6d47e0)}.level-市级{background:linear-gradient(135deg,#f5a623,#e08600)}.level-校级{background:linear-gradient(135deg,#409eff,#2f7fe0)}.contest-body{padding:18px 20px 20px}.contest-body h3{font-size:16px;color:#fff;line-height:1.5;margin-bottom:12px}.meta{font-size:12.5px;color:#9db0d8;line-height:2}.meta i{font-style:normal;color:#79bbff;margin-right:6px}.status-line{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;font-size:12px;color:#9db0d8}.status-tag{padding:3px 10px;border-radius:10px;background:#409eff2e;color:#9dc4ff}.contest-actions{display:flex;gap:12px;margin-top:16px}.contest-actions .btn{flex:1;text-align:center}.notice-bar{margin-top:30px;padding:14px 24px;background:linear-gradient(90deg,#ff4d6d2e,#ff4d6d0d);border-top:1px solid rgba(255,107,138,.35);color:#ffb3c1;font-size:13px;text-align:center}footer{padding:30px 24px 34px;text-align:center;font-size:12px;color:#7d8fba;line-height:2;margin-top:40px}.form-wrap{max-width:430px;margin:60px auto;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:34px 32px}.form-wrap h2{text-align:center;color:#fff;margin-bottom:26px}.field{margin-bottom:16px}.field label{display:block;font-size:13px;color:#9db0d8;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;padding:11px 13px;border-radius:9px;font-size:14px;color:#fff;background:#0a1a3c99;border:1px solid rgba(120,160,255,.25);outline:none}.field input:focus,.field textarea:focus{border-color:#5aa9ff}.form-wrap .btn{width:100%;padding:12px;border-radius:10px;font-size:15px}.form-switch{text-align:center;margin-top:18px;font-size:13px;color:#9db0d8}.form-switch a{color:#79bbff;cursor:pointer}.err-msg{color:#ff8095;font-size:13px;margin-bottom:12px;text-align:center}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#040c1eb3;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}.modal{width:680px;max-width:100%;max-height:90vh;overflow:auto;background:#102a5c;border:1px solid var(--line);border-radius:14px;padding:26px}.modal h3{color:#fff;margin-bottom:20px}.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:20px}.row2{display:flex;gap:14px;flex-wrap:wrap}.row2 .field{flex:1 1 200px}.admin-layout{display:flex;gap:0;min-height:calc(100vh - 76px)}.admin-side{width:210px;border-right:1px solid var(--line);padding:22px 14px;flex-shrink:0}.admin-side .item{padding:11px 16px;border-radius:9px;font-size:14px;color:#cdd8f2;cursor:pointer;margin-bottom:6px}.admin-side .item.active{background:#409eff2e;color:#fff;font-weight:600}.admin-main{flex:1;padding:26px 30px;min-width:0}.admin-main h2{color:#fff;margin-bottom:18px;font-size:19px}table.data{width:100%;border-collapse:collapse;font-size:13.5px}table.data th,table.data td{padding:12px;text-align:left;border-bottom:1px solid rgba(255,255,255,.1);color:#cdd8f2}table.data th{color:#9db0d8;font-weight:500;font-size:12.5px}table.data img{width:60px;height:36px;object-fit:cover;border-radius:5px}.toolbar{display:flex;justify-content:flex-end;margin-bottom:16px;gap:10px}.rte-toolbar{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}.rte-toolbar button{width:34px;height:32px;border-radius:7px;border:1px solid rgba(120,160,255,.25);background:#0a1a3c99;color:#cdd8f2;font-size:14px}.rte{min-height:200px;padding:14px;border-radius:9px;background:#0a1a3c99;border:1px solid rgba(120,160,255,.25);font-size:14px;line-height:1.8;color:#e8eefc;outline:none;overflow:auto}.rte img{max-width:100%;border-radius:8px}.rte:empty:before{content:"请输入正文内容";color:#6b7fa8}.rte ul,.rte ol{padding-left:26px}.detail{max-width:820px;margin:30px auto 60px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:36px 40px}.detail h1{color:#fff;font-size:28px;line-height:1.5;margin-bottom:14px}.detail .meta-line{font-size:13px;color:#7d8fba;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.12);margin-bottom:24px}.detail .content{font-size:15px;line-height:2;color:#d6e0f5}.detail .content img{max-width:100%;border-radius:10px}.detail .cover{width:100%;border-radius:10px;margin-bottom:22px}.empty-tip{text-align:center;color:#7d8fba;padding:50px 0;font-size:14px}.toast{position:fixed;top:24px;left:50%;transform:translate(-50%);background:#1d4fa0;color:#fff;padding:11px 24px;border-radius:20px;font-size:14px;z-index:200;box-shadow:0 8px 24px #00000059}@media (max-width:760px){.nav-links{display:none}.hero h1{font-size:32px}.brand{font-size:16px}.admin-layout{flex-direction:column}.admin-side{width:100%;border-right:none;border-bottom:1px solid var(--line);display:flex;overflow-x:auto}.admin-side .item{white-space:nowrap}.detail{padding:24px 20px}}
