:root{
  --bg:#0d1117; --bg2:#141b24; --card:#171f2a; --line:#253040;
  --fg:#e6edf3; --fg2:#9fb0c3; --fg3:#6b7f95;
  --s0:#f0b429; --s1:#ef4444; --s2:#22d3ee; --s5:#4ade80;
  --accent:#60a5fa; --warn:#fb923c; --ok:#4ade80;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--fg);
  font-family:"Noto Sans Thai",-apple-system,"Segoe UI",Tahoma,sans-serif;
  font-size:15px; line-height:1.65; -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0; font-weight:600; line-height:1.35}
a{color:var(--accent)}

/* ---------------- topbar / tabs */
.topbar{
  display:flex; justify-content:space-between; align-items:center; gap:16px; flex-wrap:wrap;
  padding:14px 22px; background:linear-gradient(180deg,#111926,#0d1117);
  border-bottom:1px solid var(--line);
}
.brand{display:flex; gap:14px; align-items:center}
.mark{font-size:30px; line-height:1}
.topbar h1{font-size:18px; letter-spacing:.2px}
.sub{margin:2px 0 0; color:var(--fg2); font-size:13px}
.meta{color:var(--fg3); font-size:12.5px; font-family:var(--mono)}
.dot{margin:0 6px}

.tabs{
  position:sticky; top:0; z-index:600; display:flex; gap:2px; overflow-x:auto;
  padding:0 14px; background:rgba(13,17,23,.94); backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.tabs button{
  background:none; border:0; border-bottom:2px solid transparent; color:var(--fg2);
  font:600 14px/1 "Noto Sans Thai",sans-serif; padding:14px 16px; cursor:pointer; white-space:nowrap;
}
.tabs button:hover{color:var(--fg)}
.tabs button.active{color:var(--fg); border-bottom-color:var(--accent)}

main{max-width:1280px; margin:0 auto; padding:22px 18px 60px}
.tab{display:none}
.tab.active{display:block; animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.sec{margin:30px 0 12px; font-size:16px; color:var(--fg)}
.sec::before{content:""; display:inline-block; width:3px; height:14px; background:var(--accent);
  margin-right:9px; border-radius:2px; vertical-align:-2px}

/* ---------------- overview */
.hero{display:grid; grid-template-columns:minmax(280px,1fr) minmax(300px,1.1fr); gap:22px; align-items:start}
.hero-text h2{font-size:24px; margin-bottom:8px}
.hero-text p{color:var(--fg2); margin:0}
.hero-cards{display:grid; grid-template-columns:repeat(2,1fr); gap:12px}
.kcard{background:var(--card); border:1px solid var(--line); border-radius:12px; padding:14px 16px}
.kcard .kv{font:700 26px/1.1 var(--mono)}
.kcard .kl{color:var(--fg2); font-size:12.5px; margin-top:4px}
.kcard .kd{font-size:12px; margin-top:6px}
.up{color:var(--ok)} .down{color:#f87171}

.scn-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:12px}
.scn-card{background:var(--card); border:1px solid var(--line); border-left-width:4px; border-radius:10px; padding:13px 15px}
.scn-card h4{font-size:15px; display:flex; align-items:center; gap:8px}
.scn-card .tag{font:600 11px/1 var(--mono); padding:4px 7px; border-radius:5px; background:#0d1117}
.scn-card p{margin:6px 0 0; color:var(--fg2); font-size:13px}
.scn-card .num{margin-top:9px; font-family:var(--mono); font-size:12.5px; color:var(--fg3)}

.chart-row{display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:14px}
.card{background:var(--card); border:1px solid var(--line); border-radius:12px; padding:14px 16px}
.card.wide{grid-column:1/-1}
.card h4{font-size:13.5px; color:var(--fg2); font-weight:600; margin-bottom:10px}
.chart svg{display:block; width:100%; height:auto; overflow:visible}

.findings{display:grid; gap:10px}
.finding{background:var(--card); border:1px solid var(--line); border-radius:10px; padding:13px 16px;
  display:grid; grid-template-columns:26px 1fr; gap:12px; align-items:start}
.finding .ic{font-size:17px; line-height:1.4}
.finding b{color:var(--fg)}
.finding p{margin:3px 0 0; color:var(--fg2); font-size:13.5px}

/* ---------------- simulation */
.simwrap{display:grid; grid-template-columns:1fr 306px; gap:16px; align-items:start}
.mapbox{position:relative; border:1px solid var(--line); border-radius:12px; overflow:hidden; background:#000}
#map{height:clamp(380px,74vh,760px); width:100%; background:#0b0f14}
.leaflet-container{font-family:inherit; background:#0b0f14}
.map-overlay{
  position:absolute; top:12px; left:12px; z-index:500; background:rgba(13,17,23,.86);
  border:1px solid var(--line); border-radius:10px; padding:10px 13px; min-width:190px; backdrop-filter:blur(6px);
}
.hud-row{display:flex; justify-content:space-between; gap:14px; font-size:13px; padding:2px 0}
.hud-k{color:var(--fg3)}
.hud-row b{font-family:var(--mono)}
.map-legend{
  position:absolute; bottom:12px; left:12px; z-index:500; background:rgba(13,17,23,.86);
  border:1px solid var(--line); border-radius:10px; padding:9px 12px; font-size:12px; backdrop-filter:blur(6px);
}
.map-legend .lg{display:flex; align-items:center; gap:7px; padding:1px 0}
.map-legend i{width:13px; height:9px; border-radius:2px; display:inline-block}
.loading{
  position:absolute; inset:0; z-index:700; display:flex; align-items:center; justify-content:center;
  background:rgba(13,17,23,.82); color:var(--fg2); font-size:14px;
}
.loading.hide{display:none}

.simside{display:grid; gap:12px}
.side-block{background:var(--card); border:1px solid var(--line); border-radius:12px; padding:13px 15px}
.side-block h4{font-size:13px; color:var(--fg2); margin-bottom:9px}
.scn-buttons{display:grid; gap:6px}
.scn-buttons button{
  display:flex; justify-content:space-between; align-items:center; gap:8px; width:100%;
  background:#0f1620; border:1px solid var(--line); color:var(--fg); border-radius:8px;
  padding:8px 11px; cursor:pointer; font:600 13px/1.3 "Noto Sans Thai",sans-serif; text-align:left;
}
.scn-buttons button:hover{border-color:#3a4a5f}
.scn-buttons button.on{background:#152030; border-color:var(--accent)}
.scn-buttons .sw{width:10px; height:10px; border-radius:50%; flex:0 0 auto}
.scn-buttons small{color:var(--fg3); font-family:var(--mono); font-size:11px}
.controls{display:flex; gap:6px; margin-bottom:9px}
.controls button,.controls select{
  background:#0f1620; border:1px solid var(--line); color:var(--fg); border-radius:8px;
  padding:7px 10px; cursor:pointer; font:600 13px "Noto Sans Thai",sans-serif;
}
.controls button.primary{background:var(--accent); border-color:var(--accent); color:#06131f; flex:1}
input[type=range]{width:100%; accent-color:var(--accent)}
.tlabels{display:flex; justify-content:space-between; color:var(--fg3); font:400 11.5px var(--mono); margin-top:2px}
.chk{display:block; font-size:13px; color:var(--fg2); padding:3px 0; cursor:pointer}
.chk input{accent-color:var(--accent); margin-right:7px}
.hint{color:var(--fg3); font-size:12px; margin:8px 0 0}

/* ---------------- tables */
.tablewrap{overflow-x:auto; border:1px solid var(--line); border-radius:12px; background:var(--card)}
table{border-collapse:collapse; width:100%; font-size:13.5px; min-width:620px}
th,td{padding:9px 13px; text-align:right; border-bottom:1px solid var(--line); white-space:nowrap}
th:first-child,td:first-child{text-align:left; white-space:normal; min-width:230px}
thead th{background:#111926; color:var(--fg2); font-weight:600; position:sticky; top:0}
tbody tr:hover{background:#141d29}
tbody tr.grp td{background:#0f1620; color:var(--fg2); font-weight:600}
td.num{font-family:var(--mono)}
td .ci{color:var(--fg3); font-size:11.5px; margin-left:3px}
.best{color:var(--ok); font-weight:700}
.worst{color:#f87171}
.sig{color:var(--ok); font-weight:600} .nsig{color:var(--fg3)}
.note{color:var(--fg3); font-size:12.5px; margin:9px 2px}

.callout{
  background:#12202b; border:1px solid #1e3a4c; border-left:3px solid var(--accent);
  border-radius:10px; padding:13px 16px; color:var(--fg2); font-size:13.5px; margin-bottom:16px;
}
.callout b{color:var(--fg)}
.calib{font-size:13px; color:var(--fg2)}
.calib b{color:var(--fg); font-family:var(--mono)}
.calib div{padding:3px 0}

.method-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(290px,1fr)); gap:13px}
.method-grid .card h4{color:var(--fg); font-size:14.5px; margin-bottom:8px}
.method-grid ul{margin:0; padding-left:18px; color:var(--fg2); font-size:13.5px}
.method-grid li{margin:4px 0}
.dl{display:flex; gap:10px; flex-wrap:wrap}
.dl a{background:var(--card); border:1px solid var(--line); border-radius:8px; padding:8px 13px;
  text-decoration:none; font-family:var(--mono); font-size:12.5px}
.dl a:hover{border-color:var(--accent)}

footer{border-top:1px solid var(--line); padding:18px 22px; color:var(--fg3); font-size:12.5px;
  display:flex; justify-content:space-between; gap:14px; flex-wrap:wrap}

@media(max-width:940px){
  .hero{grid-template-columns:1fr}
  .simwrap{grid-template-columns:1fr}
  #map{height:clamp(340px,62vh,520px)}
}

.reportlink{display:inline-block;border:1px solid var(--line);border-radius:8px;padding:5px 11px;
  color:var(--fg);text-decoration:none;font-family:"Noto Sans Thai",sans-serif;font-size:12.5px;background:#0f1620}
.reportlink:hover{border-color:var(--accent)}