:root{--bg:#f5f3ec;--card:#fff;--ink:#16302a;--muted:#5f6b66;--line:#ebe7da;--green:#1f7a5c;--deep:#123f33;--mint:#e3eee9;--blue:#2f6f8f;--amber:#b5791f;--coral:#c8513b;--indigo:#3f5a8a;--purple:#7a6a3f;--pink:#b0466d}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.4 system-ui,-apple-system,"Noto Sans Bengali","Hind Siliguri",sans-serif}
#splash{position:fixed;inset:0;display:flex;flex-direction:column;gap:12px;align-items:center;justify-content:center;background:var(--bg);z-index:50}
#splash img{width:96px;height:96px;border-radius:22px}
.shell{display:flex;min-height:100vh}
.side{display:none}
.main{flex:1;min-width:0;padding:18px 16px 40px;max-width:980px;margin:0 auto;width:100%}
@media(min-width:900px){.side{display:flex;flex-direction:column;gap:2px;width:240px;flex:none;padding:18px 12px;background:#fff;border-right:1px solid var(--line);position:sticky;top:0;height:100vh;overflow:auto}.main{padding:26px 32px 48px}.brand{margin-bottom:14px}.hide-wide{display:none!important}}
.brand{display:flex;gap:10px;align-items:center;font-weight:700;padding:4px 8px}
.brand img{width:36px;height:36px;border-radius:10px}
.side a{display:block;padding:10px 12px;border-radius:12px;color:var(--ink);text-decoration:none;font-size:15px}
.side a.on,.side a:hover{background:var(--mint);color:var(--deep);font-weight:600}
.head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.head h1{flex:1;margin:0;font-size:28px;line-height:1.2}
.iconbtn{width:44px;height:44px;border:0;border-radius:14px;background:var(--mint);font-size:20px;cursor:pointer}
.back{color:var(--green);font-size:16px;background:none;border:0;padding:4px 0 10px;cursor:pointer}
.sub{color:var(--muted);font-size:14px;margin:0 0 12px}
h2{font-size:16px;margin:20px 2px 8px}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:12px}
.metric{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:10px 12px;min-width:0}
.metric small{display:block;color:var(--muted);font-size:13px}
.metric b{font-size:19px;overflow-wrap:anywhere}
.tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media(min-width:900px){.tiles{grid-template-columns:repeat(4,1fr)}.metrics{grid-template-columns:repeat(6,1fr)}}
.tile{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:13px;text-align:left;cursor:pointer;color:inherit;font:inherit;min-height:112px}
.tile:hover,.wide:hover{border-color:var(--green)}
.tile i,.wide i{display:flex;width:38px;height:38px;border-radius:14px;align-items:center;justify-content:center;font-style:normal;background:var(--mint);margin-bottom:8px;font-size:19px}
.tile b{display:block;font-size:15px}.tile small,.wide small{color:var(--muted);font-size:12px}
.wide{display:flex;gap:12px;align-items:center;width:100%;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:12px 13px;margin-top:10px;text-align:left;cursor:pointer;font:inherit;color:inherit}
.wide i{margin:0}.wide span{flex:1}.wide b{display:block;font-size:15px}.wide em{font-style:normal;color:var(--muted);font-size:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:14px;margin-bottom:10px}
.card.tap{cursor:pointer}
.row{display:flex;align-items:center;gap:10px}.grow{flex:1;min-width:0}.right{text-align:right}
.muted{color:var(--muted);font-size:13px}.small{font-size:12px}.bold{font-weight:700}
.line{display:flex;justify-content:space-between;gap:10px;padding:4px 0;font-size:14px}
.chip{display:inline-block;padding:2px 9px;border-radius:10px;font-size:12px;font-weight:700;background:var(--mint);color:var(--green)}
.chip.due{background:#f8e4df;color:var(--coral)}.chip.open{background:#f8ecd6;color:var(--amber)}.chip.void{background:#eee;color:var(--muted)}
.btn{display:block;width:100%;padding:14px;border:0;border-radius:16px;background:linear-gradient(90deg,var(--green),var(--deep));color:#fff;font:600 16px system-ui,sans-serif;cursor:pointer;margin:8px 0}
.btn.soft{background:var(--card);color:var(--ink);border:1px solid var(--line)}.btn.danger{background:var(--card);color:var(--coral);border:1px solid var(--line)}
.btn:disabled{opacity:.5}
.btns{display:flex;gap:10px}.btns .btn{flex:1}
.pills{display:flex;gap:8px;margin:0 0 12px;overflow:auto}
.pill{flex:none;padding:9px 16px;border-radius:14px;border:1px solid var(--line);background:var(--card);cursor:pointer;font:inherit;font-size:14px;color:var(--ink)}
.pill.on{background:var(--green);color:#fff;border-color:var(--green)}
label{display:block;font-size:13px;color:var(--muted);margin:10px 2px 4px}
input,select,textarea{width:100%;padding:13px;border:1px solid var(--line);border-radius:14px;background:#fff;font:inherit;font-size:16px;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--green);border-color:transparent}
.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pick{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-bottom:12px}
.prod{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:8px;cursor:pointer;text-align:left;font:inherit;color:inherit}
.prod .ph{width:100%;aspect-ratio:1.3;border-radius:12px;background:var(--mint);object-fit:cover;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--green);font-size:24px}
.prod b{display:block;font-size:14px;margin-top:6px;overflow-wrap:anywhere}
.qty{display:flex;align-items:center;background:var(--bg);border-radius:12px}
.qty button{width:36px;height:36px;border:0;background:none;font-size:20px;cursor:pointer;color:var(--ink)}
.qty span{min-width:26px;text-align:center;font-weight:700}
.bill{position:sticky;bottom:0;background:var(--card);border:1px solid var(--line);border-radius:20px 20px 0 0;padding:12px 14px;margin:14px -4px 0;box-shadow:0 -6px 18px rgba(0,0,0,.05)}
.total{font-size:26px;font-weight:800}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.35);display:flex;align-items:center;justify-content:center;z-index:40;padding:16px}
.dialog{background:#fff;border-radius:22px;padding:18px;width:100%;max-width:420px;max-height:88vh;overflow:auto}
.dialog h3{margin:0 0 8px}
.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);background:var(--deep);color:#fff;padding:11px 18px;border-radius:14px;z-index:60;max-width:90vw;font-size:14px}
.login{max-width:400px;margin:6vh auto;padding:0 16px}.login img{width:72px;height:72px;border-radius:18px;display:block;margin:0 auto 10px}.login h1{text-align:center;margin:0 0 4px;font-size:24px}
.upgrade{background:var(--mint);border-radius:18px;padding:14px;margin-top:14px}
@media print{body *{visibility:hidden}#printarea,#printarea *{visibility:visible}#printarea{position:absolute;left:0;top:0;width:80mm}}
#printarea{display:none}@media print{#printarea{display:block}}
.rc{font:13px/1.35 system-ui,"Noto Sans Bengali",sans-serif;color:#1f2937;padding:6mm 4mm}.rc h2{color:#0f5c47;text-align:center;font-size:19px;margin:0}.rc .c{text-align:center}.rc hr{border:0;border-top:1px solid #cfd8d3;margin:6px 0}.rc .l{display:flex;justify-content:space-between}.rc img{display:block;margin:0 auto 4px;max-height:60px;max-width:60%}
.metrics{grid-template-columns:repeat(auto-fit,minmax(96px,1fr))}
@media(max-width:899px){.tiles>:last-child:nth-child(odd){grid-column:span 2}}

.main{animation:rise .22s ease-out}
@keyframes rise{from{opacity:.75;transform:translateY(6px)}to{opacity:1;transform:none}}
.tile,.wide,.card.tap,.btn,.pill,.prod{transition:transform .12s ease,box-shadow .12s ease,border-color .12s ease}
.tile:active,.wide:active,.card.tap:active,.btn:active,.prod:active{transform:scale(.98)}
.tile,.wide,.card{box-shadow:0 1px 3px rgba(22,48,42,.05)}
.tile:hover,.wide:hover,.card.tap:hover{box-shadow:0 6px 16px rgba(22,48,42,.08)}
.hero{position:relative;display:flex;flex-direction:column;justify-content:center;min-height:128px;padding:16px 45% 16px 16px;border-radius:20px;margin:6px 0 4px;background:#e4f1ea url(hero.jpg?v=10) right center/cover no-repeat;overflow:hidden}
.hero b{font-size:17px;position:relative}.hero small{color:var(--muted);position:relative}
.dialog:has(.picker){max-width:760px}
.modal{animation:fade .15s ease-out}.dialog{animation:rise .18s ease-out}
@keyframes fade{from{opacity:.75}to{opacity:1}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.picker .pick{grid-template-columns:repeat(auto-fill,minmax(125px,1fr))}
.two>*{min-width:0}input,select{min-width:0}input[type=date]{padding:12px 8px;font-size:15px}