/* Kalpurush is limited to the Bengali block, so Latin text and digits always fall through to DM Sans. */
@font-face{
  font-family:"Kalpurush"; font-display:swap; font-weight:100 900;
  src:url("../fonts/Kalpurush.woff2") format("woff2");
  unicode-range:U+0980-09FF, U+0964-0965, U+200C-200D, U+25CC;
}
:root{
  --ground:#E9ECF2; --shell:#FFFFFF; --inset:#F3F6FA; --tint:#E5EDF9;
  --ink:#171717; --ink-2:#596172; --ink-3:#8A91A0;
  --line:#E4E9F0; --grid:#D9DFE8;
  --accent:#075DC5;
  /* series order is fixed: validated for CVD separation in this order */
  --s1:#075DC5; --s2:#D2690A; --s3:#3DBE7A; --s4:#C43DC4;
  --up:#15803D; --down:#C2410C; --ok:#15803D; --ok-bg:#E5F5EA;
  --flag:#B45309; --flag-bg:#FDF2E2; --alert:#E5322D;
}
*{box-sizing:border-box}
body{
  margin:0; padding-block:36px; padding-inline:16px; background:var(--ground); color:var(--ink);
  font:15px/1.45 "Kalpurush","DM Sans",Roboto,sans-serif; -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p{margin:0}
h2,h3,h4{font-weight:600; letter-spacing:-.01em; text-wrap:balance}
b,.num{font-variant-numeric:tabular-nums}
.u{font-size:.48em; font-weight:600; margin-left:3px; letter-spacing:0}
.en{color:var(--ink-3); font-weight:500}
button,select,a{font:inherit; color:inherit}
:is(a,button,select):focus-visible{outline:2px solid var(--accent); outline-offset:2px}

.shell{
  max-width:1800px; margin:0 auto; background:var(--shell); border-radius:28px;
  padding:18px 30px 26px; box-shadow:0 40px 80px -40px rgba(16,36,70,.22);
}

/* ---------- header ---------- */
header{display:grid; grid-template-columns:1fr auto 1fr; align-items:center; gap:20px}
.brand{display:flex; align-items:center; gap:14px; min-width:0}
.brand img{width:54px; height:54px; flex:none}
.brand h1{font-size:24px; font-weight:700; letter-spacing:-.01em; line-height:1.15}
.brand p{font-size:13px; color:var(--ink-3)}
nav{display:flex; gap:4px; padding:5px; background:var(--inset); border:1px solid var(--line); border-radius:99px; overflow-x:auto}
nav a{padding:11px 30px; border-radius:99px; text-decoration:none; color:var(--ink-2); font-size:16px; white-space:nowrap}
nav a[aria-current="page"]{background:var(--accent); color:#fff; font-weight:600}
nav a:not([aria-current]):hover{color:var(--ink)}
.actions{display:flex; justify-content:flex-end; align-items:center; gap:12px}
.flag{display:inline-flex; align-items:center; gap:7px; padding:7px 14px; border-radius:99px; background:var(--flag-bg); color:var(--flag); font-size:13px; font-weight:600; white-space:nowrap}
.flag::before{content:""; width:7px; height:7px; border-radius:50%; background:currentColor}
.round{width:54px; height:54px; border-radius:50%; border:0; background:var(--inset); display:grid; place-items:center; cursor:pointer; position:relative; flex:none; color:var(--ink)}
.round.bell::after{content:""; position:absolute; top:14px; right:16px; width:8px; height:8px; border-radius:50%; background:var(--alert); border:2px solid var(--inset)}
.round.me{background:var(--tint); color:var(--accent)}

/* ---------- grid ---------- */
.row{display:grid; gap:28px; margin-top:28px}
.r1{grid-template-columns:minmax(0,1fr) minmax(0,1.7fr)}
.r2{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{border:1px solid var(--line); border-radius:20px; padding:20px 22px 22px; display:flex; flex-direction:column; min-width:0}
.head{display:flex; justify-content:space-between; align-items:flex-start; gap:12px}
.head h2{font-size:18px}
.head p{font-size:13px; color:var(--ink-3); margin-top:2px}
.more{border:0; background:none; padding:6px; margin:-4px -6px 0 0; border-radius:8px; cursor:pointer; color:var(--ink)}
.more:hover{background:var(--inset)}

/* ---------- card 1: fleet ---------- */
.title-row{display:flex; justify-content:space-between; align-items:center; gap:12px; margin-top:22px}
.title-row h3{font-size:27px}
.pill{display:inline-flex; align-items:center; gap:7px; padding:6px 14px; border-radius:99px; background:var(--ok-bg); color:var(--ok); font-size:14px; font-weight:600; white-space:nowrap}
.pill::before{content:""; width:7px; height:7px; border-radius:50%; background:currentColor}
.fleet{position:relative; flex:1; display:flex; flex-direction:column; justify-content:center; gap:34px; padding-block:24px 22px; min-height:250px}
.fleet img{position:absolute; right:-8px; top:50%; transform:translateY(-50%); width:62%; max-width:460px; pointer-events:none}
.metric{position:relative; display:flex; flex-direction:column; gap:2px; max-width:50%}
.metric span{font-size:15px; color:var(--ink-2)}
.metric strong{font-size:32px; font-weight:600; line-height:1.2; font-variant-numeric:tabular-nums}
.metric small{font-size:13px; color:var(--ink-3)}
.metric small b{font-weight:600}
.dn{color:var(--down)} .upc{color:var(--up)}
.trio{display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); border:1px solid var(--line); border-radius:14px; padding-block:12px; text-align:center}
.trio > div + div{border-left:1px solid var(--line)}
.trio > div > span{display:block; font-size:14px; color:var(--ink-2); padding-inline:6px}
.trio b{display:block; font-size:28px; font-weight:600; line-height:1.25}

/* ---------- card 2: production chart ---------- */
.prod-top{display:flex; justify-content:space-between; align-items:flex-end; gap:14px 24px; flex-wrap:wrap; margin-top:22px}
.big{font-size:32px; font-weight:600; line-height:1.2}
.sub{font-size:14px; color:var(--ink-2); display:flex; align-items:center; gap:8px; flex-wrap:wrap}
.delta{font-size:12.5px; font-weight:600; color:var(--up); background:var(--ok-bg); padding:2px 9px; border-radius:99px}
.controls{display:flex; align-items:center; gap:22px; flex-wrap:wrap}
.legend{display:flex; gap:8px 22px; flex-wrap:wrap; font-size:15px}
.legend span{display:inline-flex; align-items:center; gap:7px; white-space:nowrap}
.legend i{width:8px; height:8px; border-radius:50%; background:var(--c)}
select{
  appearance:none; border:0; border-radius:99px; background:var(--inset); cursor:pointer;
  padding:12px 42px 12px 20px; font-weight:600; font-size:15px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23171717' stroke-width='1.6'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 18px center;
}
.plot{position:relative; height:330px; margin-top:12px}
.plot.fill{flex:1; height:auto; min-height:210px}
.plot svg{position:absolute; inset:0; overflow:visible}
.tick{font-size:13px; fill:var(--ink-2); font-family:"Kalpurush","DM Sans",Roboto,sans-serif}
.gl{stroke:var(--grid); stroke-dasharray:4 5}
.xh{stroke:var(--ink-3); stroke-dasharray:3 3}
.band{fill:var(--tint)}
.tip{
  position:absolute; z-index:2; pointer-events:none; opacity:0; transition:opacity .12s;
  transform:translate(-50%,calc(-100% - 12px)); background:var(--ink); color:#fff;
  border-radius:12px; padding:9px 12px; font-size:13px; white-space:nowrap;
  display:flex; flex-direction:column; gap:3px; box-shadow:0 10px 24px -10px rgba(0,0,0,.4);
}
.tip span{display:flex; align-items:center; gap:7px}
.tip i{width:8px; height:8px; border-radius:50%}
.tip em{font-style:normal; font-weight:600; margin-left:auto; padding-left:14px; font-variant-numeric:tabular-nums}
.note{font-size:12.5px; color:var(--ink-3); margin-top:8px}
@media (prefers-reduced-motion:reduce){.tip{transition:none}}

/* ---------- card 3: mix + coverage ---------- */
.stripes{display:flex; gap:4px; height:32px; margin-top:22px}
.stripes span{
  border-radius:99px; min-width:26px;
  background:repeating-linear-gradient(135deg,var(--c) 0 5px,color-mix(in srgb,var(--c) 45%,#fff) 5px 8px);
}
.mix{list-style:none; margin:10px 0 0; padding:0}
.mix li{display:flex; justify-content:space-between; align-items:center; gap:12px; padding:14px 0 14px 15px; border-bottom:1px solid var(--line); position:relative; font-size:15px}
.mix li::before{content:""; position:absolute; left:0; top:50%; width:5px; height:24px; margin-top:-12px; border-radius:3px; background:var(--c)}
.mix li span{color:var(--ink-2)}
.mix li span b{color:var(--ink); font-weight:600}
.mix li > b{font-weight:500; white-space:nowrap}
.sect{display:flex; justify-content:space-between; align-items:center; margin-top:22px}
.sect h4{font-size:18px}
.cov{display:grid; grid-template-columns:minmax(0,1.15fr) minmax(80px,1fr) 52px; align-items:center; gap:18px; padding-block:12px; border-bottom:1px solid var(--line)}
.cov:last-child{border-bottom:0; padding-bottom:0}
.cov span{font-size:15px; color:var(--ink-2); line-height:1.25}
.cov span small{display:block; font-size:12px; color:var(--ink-3)}
.track{height:6px; background:var(--inset); border-radius:99px; position:relative}
.track i{position:absolute; left:0; top:0; bottom:0; width:var(--w); background:var(--accent); border-radius:99px}
.track i::after{content:""; position:absolute; right:-7px; top:50%; width:14px; height:14px; margin-top:-7px; border-radius:50%; background:var(--accent); border:3px solid #fff; box-shadow:0 0 0 1px #C9D5E6}
.cov > b{text-align:right; font-weight:600}

/* ---------- card 4: daily ---------- */
.stat3{display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:12px; margin-top:22px; padding-bottom:18px; border-bottom:1px solid var(--line)}
.stat3 > div > span{display:flex; align-items:center; gap:7px; font-size:14px; color:var(--ink-2); line-height:1.25}
.stat3 span i{width:8px; height:8px; border-radius:50%; background:var(--c); flex:none}
.stat3 b{display:block; font-size:28px; font-weight:600; margin-top:6px; line-height:1.2}
.summary{border:1px solid var(--line); border-radius:14px; overflow:hidden; margin-top:16px}
.summary h4{background:var(--inset); text-align:center; padding:10px; font-size:16px}
.summary > div{display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); text-align:center; padding-block:10px 12px}
.summary > div > div + div{border-left:1px solid var(--line)}
.summary > div > div > span{display:block; font-size:14px; color:var(--ink-2)}
.summary b{display:block; font-size:28px; font-weight:600; line-height:1.2}

footer{margin-top:22px; font-size:12.5px; color:var(--ink-3); display:flex; justify-content:space-between; gap:8px 20px; flex-wrap:wrap}

/* ---------- responsive ---------- */
@media (max-width:1320px){
  .r1{grid-template-columns:minmax(0,1fr)}
  .r2{grid-template-columns:repeat(2,minmax(0,1fr))}
  .r2 > :last-child{grid-column:1/-1; min-height:380px}
}
@media (max-width:900px){
  body{padding-block:12px}
  .shell{padding:16px; border-radius:22px}
  header{grid-template-columns:1fr auto}
  nav{grid-column:1/-1; order:3}
  .r2{grid-template-columns:minmax(0,1fr)}
  .row{gap:18px; margin-top:18px}
  .flag{display:none}
}
@media (max-width:560px){
  .brand h1{font-size:19px}
  .round{width:44px; height:44px}
  .round.bell::after{top:10px; right:12px}
  .fleet img{position:static; transform:none; width:100%; margin-block:-10px -14px; order:2}
  .metric{max-width:none}
  .trio b,.stat3 b,.summary b{font-size:21px}
  .trio span,.stat3 span,.summary span{font-size:12.5px}
  .big{font-size:27px}
}