html,body{margin:0;padding:0;font-family:-apple-system,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;background:#0b1026;color:#c8d2e8}
*{box-sizing:border-box}
a{color:#5da2ff;text-decoration:none}
::selection{background:rgba(93,162,255,.4)}
/* ---------- hero ---------- */
.hero{position:relative;padding:64px 32px 42px;text-align:center;
 background:radial-gradient(ellipse at 50% -20%,rgba(43,84,255,.45) 0%,rgba(11,16,38,0) 60%),
 linear-gradient(160deg,#0b1026 0%,#101a3d 55%,#0b1026 100%);
 border-bottom:1px solid rgba(120,150,255,.15)}
.hero h1{margin:0 0 14px;letter-spacing:6px;font-size:34px;color:#eef3ff}
.hero h1 span{background:linear-gradient(90deg,#63b3ff,#7ef7d3);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{margin:0 auto;max-width:860px;font-size:14px;color:#8fa1c7;line-height:1.9}
.hero .meta{margin-top:22px;font-size:12px;color:#5f719c}
.badges{margin-top:16px}
.badges span{display:inline-block;margin:0 5px;padding:4px 14px;border:1px solid rgba(99,179,255,.35);border-radius:14px;font-size:12px;color:#7ecbff}
.demo-flag{display:inline-block;margin:10px 4px 0;padding:4px 14px;border:1px dashed rgba(255,157,92,.55);border-radius:14px;font-size:12px;color:#ff9d5c;line-height:1.7;background:rgba(255,157,92,.06)}
/* ---------- layout ---------- */
.wrap{width:96%;max-width:1680px;margin:0 auto}
section{padding:36px 0 8px}
/* ---------- 栏头 ---------- */
.sec-head{display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 14px;margin:0 0 10px;padding-bottom:10px;border-bottom:1px solid rgba(120,150,255,.1)}
.sec-head .tt{position:relative;padding-left:13px;font-size:17px;font-weight:600;color:#eef3ff;letter-spacing:1px}
.sec-head .tt::before{content:'';position:absolute;left:0;top:3px;bottom:3px;width:4px;border-radius:2px;background:linear-gradient(180deg,#63b3ff,#41e0c0)}
.sec-head .desc{font-size:12px;color:#5f719c;line-height:1.6}
/* ---------- kpi ---------- */
.kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:14px 0 4px}
.kpi{position:relative;padding:18px 20px;border:1px solid rgba(120,150,255,.18);border-radius:10px;
 background:linear-gradient(150deg,rgba(38,58,130,.35),rgba(20,30,70,.25));overflow:hidden}
.kpi::after{content:'';position:absolute;right:-30px;top:-30px;width:90px;height:90px;border-radius:50%;background:radial-gradient(circle,rgba(63,140,255,.25),transparent 70%)}
.kpi .num{font-size:28px;font-weight:700;color:#fff;font-family:Consolas,monospace}
.kpi .num i{font-style:normal;font-size:13px;color:#8fa1c7;margin-left:4px}
.kpi .label{margin-top:6px;font-size:13px;color:#8fa1c7}
.kpi .trend{margin-top:4px;font-size:12px;color:#4cd9a5}
.kpi .trend.warn{color:#ffd66e}
/* ---------- 地图面板：地图 + 图例 + 榜单 ---------- */
.mtn-panel{display:grid;grid-template-columns:1.6fr 1fr;gap:16px;margin:14px 0 6px}
.mtn-chart{position:relative;padding:6px;border:1px solid rgba(120,150,255,.15);border-radius:10px;background:rgba(15,23,56,.5);height:540px}
.mtn-chart #resort-map{width:100%;height:100%}
.map-legend{position:absolute;left:14px;top:14px;z-index:5;display:flex;flex-direction:column;gap:7px;padding:10px 14px;border-radius:8px;background:rgba(11,16,38,.72);border:1px solid rgba(120,150,255,.22);font-size:12px;color:#9fb4dd;backdrop-filter:blur(2px)}
.map-legend span{display:flex;align-items:center;white-space:nowrap}
.map-legend i{width:10px;height:10px;border-radius:50%;margin-right:8px;flex:none}
.map-legend em{font-style:normal;margin-left:12px;color:#5f719c;font-family:Consolas,monospace}
.mtn-rank{border:1px solid rgba(120,150,255,.15);border-radius:10px;background:rgba(15,23,56,.5);height:540px;overflow:auto}
.mtn-rank h4{margin:0;padding:14px 16px;font-size:14px;color:#9fb4dd;border-bottom:1px solid rgba(120,150,255,.12)}
.rank-item{display:flex;align-items:center;margin:10px 16px;font-size:12px}
.rank-item .rn{flex:none;width:104px;color:#c3cee6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-item .track{display:block;flex:1;height:8px;border-radius:4px;background:rgba(120,150,255,.12);margin:0 8px;overflow:hidden}
.rank-item .fill{display:block;height:8px;border-radius:4px;background:linear-gradient(90deg,#2f7bff,#41e0c0);min-width:4px}
.rank-item .val{width:118px;flex:none;text-align:right;color:#8fa1c7;font-family:Consolas,monospace;white-space:nowrap}
/* 落差分级着色（服务端直出榜单） */
.rank-item .rn.vr-a{color:#ff7d7d}.rank-item .rn.vr-b{color:#ff9d5c}.rank-item .rn.vr-c{color:#ffd66e}.rank-item .rn.vr-d{color:#41e0c0}.rank-item .rn.vr-e{color:#6ea8ff}
/* ---------- 双栏：图 + 表 ---------- */
.duo-panel{display:grid;grid-template-columns:1.25fr 1fr;gap:16px;margin:14px 0 6px;align-items:start}
.duo-chart-box{position:relative;padding:6px;border:1px solid rgba(120,150,255,.15);border-radius:10px;background:rgba(15,23,56,.5);height:536px}
.duo-chart-box #quality-map{width:100%;height:100%}
.duo-table-wrap{border:1px solid rgba(120,150,255,.15);border-radius:10px;background:rgba(15,23,56,.5);display:flex;flex-direction:column;overflow:hidden;height:536px}
.duo-table-wrap h4{margin:0;padding:14px 16px;font-size:14px;color:#9fb4dd;border-bottom:1px solid rgba(120,150,255,.12);flex:none}
.duo-scroll{overflow:auto;flex:1;min-height:0}
/* ---------- 客流趋势面板 ---------- */
.trend-panel{display:grid;grid-template-columns:1fr;gap:12px;margin:14px 0 6px;border:1px solid rgba(120,150,255,.15);border-radius:10px;background:rgba(15,23,56,.5);padding:16px 18px 10px}
.trend-mode{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.trend-mode .mtag{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border:1px solid rgba(99,179,255,.35);border-radius:16px;background:rgba(63,140,255,.1);font-size:12.5px;color:#7ecbff}
.trend-mode .mtag::before{content:'';width:8px;height:8px;border-radius:50%;background:#63b3ff;box-shadow:0 0 6px rgba(99,179,255,.8);flex:none}
.trend-mode button{padding:6px 16px;border:1px solid rgba(120,150,255,.35);border-radius:16px;background:rgba(15,23,56,.6);color:#9fb4dd;font-size:12.5px;cursor:pointer}
.trend-mode button:hover{border-color:rgba(99,179,255,.7);color:#dfe8ff}
.trend-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.trend-stats .ts{display:flex;align-items:baseline;gap:8px;padding:12px 16px;border:1px solid rgba(120,150,255,.15);border-radius:8px;background:linear-gradient(150deg,rgba(38,58,130,.3),rgba(20,30,70,.2))}
.trend-stats .ts span{font-size:12.5px;color:#8fa1c7;white-space:nowrap}
.trend-stats .ts b{font-size:22px;font-weight:700;color:#ffd66e;font-family:Consolas,monospace}
.trend-stats .ts b.tb{color:#eef3ff}
.trend-stats .ts i{font-style:normal;font-size:11.5px;color:#5f719c}
.trend-chart-box{width:100%;height:340px;position:relative}
.trend-chart-box #trend-chart{width:100%;height:100%}
/* ---------- 表格 ---------- */
table.tt2{width:100%;border-collapse:collapse;font-size:12.5px}
table.tt2 thead th{position:sticky;top:0;background:#16214a;color:#9fb4dd;padding:9px 12px;text-align:left;font-weight:600;z-index:2;white-space:nowrap}
table.tt2 td{padding:8px 12px;border-top:1px solid rgba(120,150,255,.08);color:#c3cee6;vertical-align:top}
table.tt2 tr.cat td{background:rgba(63,140,255,.07);color:#9fb4dd;font-weight:600;padding:7px 12px;border-top:1px solid rgba(120,150,255,.16)}
table.tt2 tr.cat b{display:inline-block;width:9px;height:9px;border-radius:2px;margin-right:7px;vertical-align:-1px}
table.tt2 tr.item{cursor:pointer}
table.tt2 tr.item:hover{background:rgba(63,140,255,.1)}
table.tt2 tr.item.sel{background:rgba(99,179,255,.14)}
table.tt2 tr.item.sel td{color:#e8f0ff}
table.tt2 tr.item.sel td:first-child{border-left:3px solid #63b3ff}
table.tt2 tr.al-dg td{background:rgba(63,140,255,.06);color:#a8bce2;white-space:normal;line-height:1.8;border-left:3px solid rgba(99,179,255,.5)}
.t-num{font-family:Consolas,monospace;color:#ffd66e;white-space:nowrap}
.t-vis{color:#41e0c0;white-space:nowrap}
.rk-no{display:inline-block;min-width:26px;margin-right:6px;color:#5f719c;font-family:Consolas,monospace;font-size:12px}
table.tt2 td .dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;vertical-align:0}
/* 雪道分级着色（服务端直出） */
table.tt2 td .dot.tt-a{background:#ff7d7d}table.tt2 td .dot.tt-b{background:#ffd66e}table.tt2 td .dot.tt-c{background:#41e0c0}table.tt2 td .dot.tt-d{background:#6ea8ff}
/* 雪质徽标（服务端直出） */
.g-badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11px;color:#0b1026;font-weight:600}
.g-badge.qb-0{background:#8fa1c7}.g-badge.qb-1{background:#7ecbff}.g-badge.qb-2{background:#5da2ff}.g-badge.qb-3{background:#41e0c0}.g-badge.qb-4{background:#35e2ff}.g-badge.qb-5{background:#ffd66e}.g-badge.qb-6{background:#ff9d5c}.g-badge.qb-7{background:#ff8b8b}.g-badge.qb-8{background:#8ff7c5}
/* 预警级别徽标（服务端直出） */
.g-badge.al-red{background:#ff6d6d}.g-badge.al-org{background:#ffb84d}.g-badge.al-yel{background:#ffeb8c}.g-badge.al-blu{background:#6d9eff}
/* 资讯分类徽标（服务端直出） */
.g-badge.cat-0{background:#8fa1c7}.g-badge.cat-1{background:#ffd66e}.g-badge.cat-2{background:#41e0c0}.g-badge.cat-3{background:#6ea8ff}.g-badge.cat-4{background:#ff9d5c}.g-badge.cat-5{background:#7ecbff}.g-badge.cat-6{background:#ff8b8b}
/* ---------- 一览/预警/资讯面板 ---------- */
.news-panel{margin:14px 0 6px}
.news-box{border:1px solid rgba(120,150,255,.15);border-radius:10px;background:rgba(15,23,56,.5);padding:6px 12px 12px}
.news-box .nhead{display:flex;align-items:center;justify-content:space-between;margin:12px 4px 8px;gap:12px;flex-wrap:wrap}
.news-box .nhead h4{margin:0;font-size:14px;color:#9fb4dd;letter-spacing:1px}
.news-box .nhead em{font-style:normal;font-size:12px;color:#5f719c}
.search-inp{padding:7px 14px;width:280px;max-width:100%;border:1px solid rgba(120,150,255,.3);border-radius:16px;background:rgba(11,16,38,.6);color:#dfe8ff;font-size:12.5px;outline:none}
.search-inp:focus{border-color:rgba(99,179,255,.7)}
.news-scroll{max-height:420px;overflow:auto}
.news-scroll::-webkit-scrollbar{width:6px;height:6px}
.news-scroll::-webkit-scrollbar-thumb{background:rgba(99,179,255,.25);border-radius:3px}
table.tt2 td .n-dg{display:block;font-size:11.5px;color:#5f719c;margin-top:3px;line-height:1.6}
/* ---------- footer ---------- */
footer{margin-top:50px;padding:26px 24px;border-top:1px solid rgba(120,150,255,.12);text-align:center;font-size:12px;color:#5f719c;line-height:2}
/* ---------- responsive ---------- */
@media (max-width:960px){
 .kpis{grid-template-columns:repeat(2,1fr)}
 .mtn-panel,.duo-panel{grid-template-columns:1fr}
 .duo-chart-box.qmap{height:420px}
 .duo-table-wrap{height:auto}
 .mtn-chart{height:420px}
 .trend-stats{grid-template-columns:1fr}
 .trend-chart-box{height:300px}
 .hero h1{font-size:24px;letter-spacing:3px}
 .sec-head .tt{font-size:15px}
}
/* scrollbar */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:rgba(120,150,255,.25);border-radius:4px}
::-webkit-scrollbar-track{background:transparent}