:root{--bg:#eef4fb;--surface:#fff;--surface2:#f7faff;--ink:#0b1f35;--muted:#688096;--line:#dbe6f1;--navy:#03172c;--navy2:#072f53;--accent:#146ef5;--accent2:#18c1dc;--good:#10976d;--warn:#cc7a18;--bad:#c84646;--shadow:0 14px 38px rgba(4,34,69,.08);--radius:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 78% -10%,rgba(24,193,220,.16),transparent 30%),linear-gradient(180deg,#f8fbff,var(--bg));color:var(--ink);font-family:'Hind Siliguri','Noto Sans Bengali','Nirmala UI','Vrinda',Inter,system-ui,sans-serif;min-height:100vh}button,input,select,textarea{font:inherit}button{cursor:pointer}.sb-app{min-height:100vh;display:grid;grid-template-columns:270px 1fr}.sb-sidebar{position:sticky;top:0;height:100vh;overflow:auto;padding:18px 14px;color:#d8e7f5;background:linear-gradient(180deg,var(--navy),var(--navy2) 66%,#041a30);box-shadow:18px 0 50px rgba(0,24,48,.13);z-index:40}.sb-brand{display:flex;align-items:center;gap:11px;padding:3px 6px 18px}.sb-brand img{width:45px;height:45px;border-radius:13px;background:#fff;padding:5px;object-fit:contain}.sb-brand strong{display:block;color:#fff;font:800 18px Inter,'Hind Siliguri',sans-serif}.sb-brand small{color:#91abc4}.sb-workspace{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.09);border-radius:15px;padding:11px 12px;margin:0 4px 16px}.sb-workspace b{color:#fff;display:block}.sb-workspace span{font-size:12px;color:#a9c0d6}.sb-nav-group{margin:15px 8px 6px;color:#6f91af;text-transform:uppercase;font:700 10px Inter,sans-serif;letter-spacing:.12em}.sb-nav{display:grid;gap:5px}.sb-nav button{display:flex;align-items:center;gap:10px;width:100%;border:0;background:transparent;color:#bcd0e2;padding:10px 11px;border-radius:12px;text-align:left;transition:.18s}.sb-nav button:hover,.sb-nav button.active{background:linear-gradient(90deg,rgba(20,110,245,.52),rgba(24,193,220,.12));color:#fff;transform:translateX(2px)}.sb-nav .ico{width:29px;height:29px;border-radius:9px;display:grid;place-items:center;background:rgba(255,255,255,.08);font:800 11px Inter,sans-serif;color:#d9efff;flex:0 0 auto}.sb-nav button.active 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0;color:var(--muted)}.sb-crumb{font-size:12px;color:#7c92a7;margin-bottom:5px}.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px;margin-bottom:18px}.kpi{background:var(--surface);border:1px solid var(--line);border-radius:17px;padding:15px 16px;box-shadow:var(--shadow);position:relative;overflow:hidden}.kpi:after{content:'';position:absolute;right:-25px;bottom:-28px;width:90px;height:90px;border-radius:50%;background:radial-gradient(circle,rgba(20,110,245,.1),transparent 68%)}.kpi small{color:var(--muted);font-weight:650}.kpi strong{display:block;margin-top:4px;font:800 25px Inter,'Hind Siliguri',sans-serif;letter-spacing:-.03em}.kpi .trend{font-size:11px;color:var(--good);margin-top:3px}.grid2{display:grid;grid-template-columns:1.25fr .75fr;gap:16px}.grid2.equal{grid-template-columns:1fr 1fr}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:15px 16px;border-bottom:1px solid var(--line)}.card-head h3{font-size:15px;margin:0}.card-body{padding:16px}.chart{height:225px;display:flex;gap:9px;align-items:flex-end;padding:14px 6px 5px}.chart .bar{flex:1;min-width:12px;border-radius:9px 9px 3px 3px;background:linear-gradient(180deg,var(--accent2),var(--accent));position:relative;box-shadow:0 10px 20px rgba(20,110,245,.13);transition:.2s}.chart .bar:hover{filter:brightness(1.07);transform:translateY(-3px)}.chart .bar span{position:absolute;bottom:-22px;left:50%;transform:translateX(-50%);font:600 10px Inter,sans-serif;color:#7990a5}.activity{display:grid;gap:8px}.activity div{display:grid;grid-template-columns:9px 1fr auto;gap:9px;align-items:start;padding:9px;border-bottom:1px solid #edf2f7}.activity 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var(--line);display:flex;justify-content:flex-end;gap:8px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{display:grid;gap:5px}.field.full{grid-column:1/-1}.field label{font-size:12px;color:#536d84;font-weight:700}.field input,.field select,.field textarea{border:1px solid #d8e4ef;border-radius:11px;padding:10px 11px;outline:none;background:#fff;min-width:0}.field input:focus,.field select:focus,.field textarea:focus{border-color:#7faff1;box-shadow:0 0 0 4px rgba(20,110,245,.08)}.pos-layout{display:grid;grid-template-columns:1.45fr .55fr;gap:15px;align-items:start}.pos-products{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.product{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;text-align:left;transition:.18s;min-height:112px}.product:hover{border-color:#9ac2ed;transform:translateY(-2px);box-shadow:0 10px 25px rgba(4,34,69,.08)}.product .pic{height:43px;border-radius:10px;background:linear-gradient(135deg,#edf5ff,#def9fc);display:grid;place-items:center;font:800 16px Inter,sans-serif;color:var(--accent);margin-bottom:8px}.product b{display:block}.product small{color:var(--muted)}.cart{position:sticky;top:92px}.cart-list{display:grid;gap:8px;max-height:330px;overflow:auto}.cart-row{display:grid;grid-template-columns:1fr auto;gap:8px;padding:9px;border:1px solid #e5edf5;border-radius:12px}.cart-row small{color:var(--muted);display:block}.qty{display:flex;align-items:center;gap:5px}.qty button{border:1px solid var(--line);width:26px;height:26px;border-radius:8px;background:#fff}.totals{display:grid;gap:6px;margin-top:12px;border-top:1px dashed #ccd9e6;padding-top:11px}.totals div{display:flex;justify-content:space-between}.totals .grand{font-size:17px;font-weight:800}.kanban{display:grid;grid-template-columns:repeat(5,minmax(220px,1fr));gap:11px;overflow:auto;padding-bottom:5px}.kan-col{background:#f4f7fb;border:1px solid #dde8f2;border-radius:14px;padding:10px;min-height:340px}.kan-col h4{margin:2px 2px 10px;font-size:13px;color:#4f667d;display:flex;justify-content:space-between}.kan-card{background:#fff;border:1px solid #dfe8f1;border-radius:12px;padding:10px;margin-bottom:8px;box-shadow:0 7px 18px rgba(4,34,69,.04)}.kan-card b{display:block}.kan-card small{color:var(--muted)}.kan-card .actions{display:flex;gap:5px;margin-top:8px}.report-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.report-card{border:1px solid var(--line);border-radius:15px;padding:15px;background:linear-gradient(160deg,#fff,#f5f9fe)}.report-card small{color:var(--muted)}.report-card strong{display:block;font:800 22px Inter,'Hind Siliguri',sans-serif;margin-top:5px}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.setting-box{border:1px solid var(--line);border-radius:14px;padding:15px}.setting-box h4{margin:0 0 10px}.notice{border:1px solid 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input{accent-color:var(--accent)}
body.dark{--bg:#071322;--surface:#0c2034;--surface2:#0e253c;--ink:#edf6ff;--muted:#93abc0;--line:#1b3a56;--shadow:0 14px 38px rgba(0,0,0,.18);background:radial-gradient(circle at 78% -10%,rgba(24,193,220,.08),transparent 30%),#071322}.dark .sb-topbar{background:rgba(9,27,44,.9)}.dark .control,.dark .sb-btn,.dark .field input,.dark .field select,.dark .field textarea,.dark .qty button,.dark .product{background:#0c2034;color:var(--ink)}.dark .data-table th,.dark .kan-col{background:#0a1b2d}.dark .report-card,.dark .quick{background:#0c2034}.dark .modal{background:#0b1d30}.dark .table-wrap{border-color:var(--line)}
@keyframes fadeUp{from{opacity:.2;transform:translateY(7px)}to{opacity:1;transform:none}}
@media(max-width:1100px){.sb-app{grid-template-columns:1fr}.sb-sidebar{position:fixed;left:0;top:0;width:280px;transform:translateX(-105%);transition:.22s}.sb-sidebar.open{transform:none}.sb-menu{display:inline-grid;place-items:center}.grid2,.grid2.equal,.pos-layout{grid-template-columns:1fr}.cart{position:static}.pos-products{grid-template-columns:repeat(3,1fr)}.settings-grid{grid-template-columns:1fr}.mobile-nav{display:flex;position:fixed;left:10px;right:10px;bottom:10px;z-index:50;background:rgba(4,25,47,.96);border:1px solid rgba(255,255,255,.1);border-radius:17px;padding:7px;justify-content:space-around;box-shadow:0 20px 50px rgba(0,0,0,.25)}.mobile-nav button{border:0;background:transparent;color:#c7daeb;display:grid;gap:2px;place-items:center;font-size:10px}.mobile-nav b{font-size:17px}.sb-content{padding-bottom:82px}}
@media(max-width:720px){.sb-topbar{height:65px;padding:0 12px}.sb-search{display:none}.sb-content{padding:13px}.sb-pagehead{align-items:flex-start;flex-direction:column}.sb-pagehead h2{font-size:22px}.kpis{grid-template-columns:1fr 1fr}.grid3,.report-grid{grid-template-columns:1fr}.quick-grid{grid-template-columns:1fr 1fr}.pos-products{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.sb-top-actions .hide-mobile{display:none}.card-body{padding:12px}.kanban{grid-template-columns:repeat(5,250px)}}
@media(max-width:420px){.kpis{grid-template-columns:1fr}.pos-products{grid-template-columns:1fr 1fr}.quick-grid{grid-template-columns:1fr 1fr}.sb-title p{display:none}}
@media(prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}