:root{
  --bg:#07080f; --bg2:#0d1020; --card:#12142340; --line:#272b45;
  --ink:#e9ecf8; --mut:#9aa2c4; --acc:#6ee7ff; --acc2:#a855f7; --hot:#ff4d6d; --good:#4ade80;
  --r:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--ink);
  font-family:Inter,system-ui,-apple-system,sans-serif;
  -webkit-text-size-adjust:100%; overflow-x:hidden;
}
.glow{position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(60vw 60vw at 15% -10%, #6ee7ff1f, transparent 60%),
    radial-gradient(55vw 55vw at 95% 5%, #a855f71f, transparent 60%),
    radial-gradient(70vw 50vw at 50% 110%, #ff4d6d14, transparent 60%);
}
main,header,footer{position:relative;z-index:1}

/* header */
.top{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  padding:18px clamp(16px,4vw,40px);border-bottom:1px solid var(--line);
  background:#07080fcc;backdrop-filter:blur(10px);position:sticky;top:0;
}
.brand{display:flex;align-items:center;gap:12px;font-family:'Chakra Petch',sans-serif;font-weight:700;font-size:20px;letter-spacing:.5px}
.brand em{display:block;font-family:Inter,sans-serif;font-style:normal;font-size:11px;font-weight:500;color:var(--mut);letter-spacing:1.4px;text-transform:uppercase}
.mark{color:var(--acc);font-size:26px;line-height:1;filter:drop-shadow(0 0 10px #6ee7ff80)}
.tabs{display:flex;gap:6px;background:#ffffff08;border:1px solid var(--line);padding:5px;border-radius:999px;overflow:auto;max-width:100%}
.tabs button{
  appearance:none;border:0;background:none;color:var(--mut);cursor:pointer;
  font:600 13px/1 Inter,sans-serif;padding:10px 16px;border-radius:999px;white-space:nowrap;transition:.18s;
}
.tabs button:hover{color:var(--ink)}
.tabs button.on{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#07080f}

/* layout */
main{max-width:1180px;margin:0 auto;padding:clamp(22px,4vw,44px) clamp(16px,4vw,40px) 60px}
.view{display:none;animation:fade .3s ease}
.view.on{display:block}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.hero{margin-bottom:26px;max-width:720px}
.hero h1{font-family:'Chakra Petch',sans-serif;font-size:clamp(28px,5.5vw,46px);line-height:1.05;margin:0 0 10px;
  background:linear-gradient(100deg,#fff,#9ad9ff 55%,#c9a6ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{margin:0;color:var(--mut);font-size:15px;line-height:1.6}

.card{background:linear-gradient(180deg,#171a2e99,#10121f99);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.card h3{font-family:'Chakra Petch',sans-serif;margin:0 0 14px;font-size:17px}
.card .sub{margin:-8px 0 16px;color:var(--mut);font-size:13px}
.wide{margin-top:18px}
.grid2{display:grid;gap:18px;grid-template-columns:1fr 1fr}
.cards{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}

/* drill */
.drill-wrap{display:grid;gap:18px;grid-template-columns:1.6fr 1fr;align-items:start}
.drill-card{background:linear-gradient(180deg,#171a2e99,#10121f99);border:1px solid var(--line);border-radius:var(--r);padding:16px}
.drill-head{display:flex;gap:10px;flex-wrap:wrap;justify-content:space-between;margin-bottom:14px}
.seg{display:flex;gap:4px;background:#ffffff08;border:1px solid var(--line);padding:4px;border-radius:12px}
.seg button{appearance:none;border:0;background:none;color:var(--mut);font:600 12px/1 Inter,sans-serif;padding:9px 14px;border-radius:9px;cursor:pointer;transition:.16s}
.seg button.on{background:#6ee7ff1f;color:var(--acc);box-shadow:inset 0 0 0 1px #6ee7ff40}
.stage{position:relative;border-radius:12px;overflow:hidden;background:#05060c;border:1px solid var(--line);aspect-ratio:900/520}
#stage{display:block;width:100%;height:100%;touch-action:none;cursor:crosshair}
.overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  text-align:center;padding:24px;background:#05060ceb;backdrop-filter:blur(3px);transition:.25s}
.overlay.hide{opacity:0;pointer-events:none}
.overlay h2{font-family:'Chakra Petch',sans-serif;margin:0;font-size:clamp(20px,3.6vw,28px)}
.overlay p{margin:0;max-width:430px;color:var(--mut);font-size:14px;line-height:1.55}
.btn{appearance:none;border:0;cursor:pointer;font:700 14px/1 Inter,sans-serif;padding:14px 26px;border-radius:12px;
  background:linear-gradient(135deg,var(--acc),var(--acc2));color:#07080f;box-shadow:0 8px 26px #6ee7ff33;transition:.16s}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:none}
.btn.ghost{background:none;color:var(--mut);border:1px solid var(--line);box-shadow:none;padding:11px 18px;font-size:13px}
.btn.ghost:hover{color:var(--ink);border-color:#6ee7ff66}
.hud{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px}
.stat{background:#ffffff08;border:1px solid var(--line);border-radius:12px;padding:12px 10px;text-align:center}
.stat b{display:block;font-family:'Chakra Petch',sans-serif;font-size:clamp(16px,2.6vw,22px);color:var(--acc)}
.stat i{display:block;font-style:normal;font-size:10.5px;color:var(--mut);margin-top:4px;letter-spacing:.5px;text-transform:uppercase}

.tips{background:linear-gradient(180deg,#171a2e99,#10121f99);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.tips h3{font-family:'Chakra Petch',sans-serif;margin:0 0 12px;font-size:17px}
.tips ol{margin:0;padding-left:20px;color:var(--mut);font-size:13.5px;line-height:1.6}
.tips li{margin-bottom:11px}
.tips b{color:var(--ink)}
.note{margin:14px 0 0;padding-top:14px;border-top:1px solid var(--line);color:var(--mut);font-size:12.5px;line-height:1.6}

/* forms */
label{display:block;margin-bottom:16px;font-size:13px;font-weight:600;color:var(--mut)}
input[type=range]{display:block;width:100%;margin-top:10px;accent-color:var(--acc)}
input[type=number],select{
  display:block;width:100%;margin-top:8px;background:#05060c;color:var(--ink);
  border:1px solid var(--line);border-radius:10px;padding:11px 12px;font:500 14px Inter,sans-serif
}
output{display:inline-block;margin-top:6px;color:var(--acc);font-family:'Chakra Petch',sans-serif;font-size:15px}
.out .vals{list-style:none;margin:0;padding:0}
.vals li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px}
.vals li:last-child{border:0}
.vals span{color:var(--mut)}
.vals b{font-family:'Chakra Petch',sans-serif;font-size:17px;color:var(--acc)}
.conv{display:grid;grid-template-columns:repeat(3,1fr) auto;gap:14px;align-items:end}
.convOut{text-align:center;background:#6ee7ff14;border:1px solid #6ee7ff33;border-radius:12px;padding:12px 22px}
.convOut b{display:block;font-family:'Chakra Petch',sans-serif;font-size:26px;color:var(--acc)}
.convOut i{font-style:normal;font-size:10.5px;color:var(--mut);text-transform:uppercase;letter-spacing:.6px}

.warn{border-color:#ff4d6d4d;background:linear-gradient(180deg,#2a132199,#14101d99)}
.warn h3{color:#ff8da1}
.warn p{margin:0;color:var(--mut);font-size:13.5px;line-height:1.7}

/* setup cards */
.sc h4{font-family:'Chakra Petch',sans-serif;margin:0 0 8px;font-size:15px;color:var(--acc)}
.sc ul{margin:0;padding-left:18px;color:var(--mut);font-size:13.5px;line-height:1.65}
.sc li{margin-bottom:7px}
.sc li b{color:var(--ink)}

/* progress */
.spark{width:100%;height:110px;display:block}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}
.kpis div{background:#ffffff08;border:1px solid var(--line);border-radius:10px;padding:10px;text-align:center}
.kpis b{display:block;font-family:'Chakra Petch',sans-serif;font-size:18px;color:var(--acc)}
.kpis i{font-style:normal;font-size:10px;color:var(--mut);text-transform:uppercase;letter-spacing:.5px}
.tableWrap{overflow:auto}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:460px}
th{text-align:left;color:var(--mut);font-size:11px;text-transform:uppercase;letter-spacing:.6px;padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:11px 10px;border-bottom:1px solid #272b4580;color:var(--ink)}
tbody tr:last-child td{border:0}
.empty{color:var(--mut);font-size:13.5px;padding:14px 0}

footer{border-top:1px solid var(--line);padding:24px clamp(16px,4vw,40px);text-align:center}
footer p{margin:0;color:#6f779c;font-size:12px;line-height:1.6;max-width:720px;margin:0 auto}

@media(max-width:900px){
  .drill-wrap,.grid2{grid-template-columns:1fr}
  .conv{grid-template-columns:1fr 1fr}
  .convOut{grid-column:1/-1}
}
@media(max-width:560px){
  .top{padding:14px 16px}
  .tabs{width:100%}
  .tabs button{flex:1;padding:10px 8px;font-size:12px}
  .hud{grid-template-columns:repeat(2,1fr)}
  .stage{aspect-ratio:4/5}
}