:root{--primary:#2563eb;--accent:#f59e0b;--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#667085;--line:#e5e9f0;--danger:#d92d20;--success:#067647;--sidebar:#111827}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,"Noto Sans Bengali","Segoe UI",sans-serif;color:var(--text);background:var(--bg)}a{color:inherit}.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:linear-gradient(180deg,#111827,#182235);color:#d9e1ee;padding:20px 14px;display:flex;flex-direction:column;z-index:30;transition:.2s}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:800;font-size:18px;padding:4px 8px 22px}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--primary);color:#fff;box-shadow:0 8px 22px #2563eb55}.sidebar nav{display:grid;gap:5px}.nav-item{display:flex;align-items:center;gap:11px;padding:11px 12px;border-radius:10px;text-decoration:none;color:#c6d0df;font-size:14px}.nav-item:hover,.nav-item.active{background:#ffffff12;color:#fff}.nav-item.active{box-shadow:inset 3px 0 var(--primary)}.nav-icon{width:22px;text-align:center;font-size:18px}.sidebar-footer{margin-top:auto;border-top:1px solid #ffffff16;padding-top:14px}.sidebar-footer a{display:flex;flex-direction:column;text-decoration:none;padding:9px 10px}.sidebar-footer small{color:#8fa0b7;margin-top:3px}.main{margin-left:250px;min-height:100vh}.topbar{height:82px;background:#ffffffd9;backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:0 28px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20}.topbar h1{font-size:22px;margin:0}.crumb{font-size:12px;color:var(--muted)}.top-actions{display:flex;align-items:center;gap:9px}.lang{padding:8px 10px;border-radius:8px;border:1px solid var(--line);text-decoration:none;font-size:13px}.content{padding:26px;max-width:1500px;margin:auto}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:0 8px 30px rgba(16,24,40,.045)}.card-pad{padding:20px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.stat{padding:20px;position:relative;overflow:hidden}.stat-label{color:var(--muted);font-size:13px}.stat-value{font-size:30px;font-weight:800;margin-top:8px}.stat:after{content:"";position:absolute;width:70px;height:70px;border-radius:50%;background:#2563eb10;right:-18px;top:-18px}.grid-2{display:grid;grid-template-columns:1.4fr 1fr;gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.section-head h2{font-size:18px;margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid transparent;border-radius:9px;padding:9px 13px;text-decoration:none;font:inherit;font-size:13px;font-weight:700;cursor:pointer;background:var(--primary);color:#fff}.btn:hover{filter:brightness(.96)}.btn-light{background:#fff;color:#344054;border-color:var(--line)}.btn-danger{background:#fff;color:var(--danger);border-color:#fecdca}.btn-success{background:var(--success)}.btn-sm{padding:7px 9px;font-size:12px}.icon-btn{border:0;background:transparent;font-size:20px;cursor:pointer}.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:18px}.toolbar .grow{flex:1}.input,.select,.textarea{width:100%;border:1px solid #d7dde7;border-radius:9px;padding:10px 11px;font:inherit;background:#fff;outline:none}.input:focus,.select:focus,.textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px #2563eb14}.textarea{min-height:110px;resize:vertical}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-group label{display:block;font-size:12px;font-weight:750;margin-bottom:6px;color:#344054}.form-group small{display:block;color:var(--muted);margin-top:5px}.full{grid-column:1/-1}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th{font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:#667085;background:#f8fafc;text-align:left;padding:11px;border-bottom:1px solid var(--line);white-space:nowrap}.table td{padding:12px 11px;border-bottom:1px solid #edf0f4;font-size:13px;vertical-align:middle}.table tr:last-child td{border-bottom:0}.thumb{width:54px;height:54px;object-fit:cover;border-radius:10px;background:#eef2f7;display:grid;place-items:center;font-weight:800;color:var(--primary)}.product-name{display:flex;align-items:center;gap:10px;min-width:220px}.product-name strong{display:block}.product-name small{color:var(--muted)}.badge{display:inline-flex;padding:4px 8px;border-radius:999px;background:#eef4ff;color:#175cd3;font-size:11px;font-weight:750}.badge.success{background:#ecfdf3;color:#067647}.badge.warning{background:#fffaeb;color:#b54708}.badge.danger{background:#fef3f2;color:#b42318}.actions{display:flex;gap:6px;flex-wrap:wrap}.empty{text-align:center;padding:54px 20px;background:#fff;border:1px dashed #cfd6e1;border-radius:16px}.empty h2{margin:0 0 8px}.empty p{color:var(--muted)}.toast{padding:12px 14px;border-radius:10px;margin-bottom:14px;border:1px solid}.toast.success{background:#ecfdf3;border-color:#abefc6;color:#067647}.toast.error{background:#fef3f2;border-color:#fecdca;color:#b42318}.toast.info{background:#eff8ff;border-color:#b2ddff;color:#175cd3}.login-page{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at 15% 20%,#dbeafe,transparent 35%),radial-gradient(circle at 85% 80%,#fef3c7,transparent 35%),#f8fafc}.login-card{width:min(440px,100%);background:#fff;padding:34px;border:1px solid var(--line);border-radius:20px;box-shadow:0 25px 80px rgba(16,24,40,.13)}.login-card .brand{color:var(--text);padding:0;margin-bottom:24px}.login-card h1{font-size:26px;margin:0 0 8px}.login-card p{color:var(--muted);margin:0 0 24px}.stack{display:grid;gap:14px}.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.catalog-card{overflow:hidden}.catalog-preview{height:170px;background:linear-gradient(135deg,var(--primary),#111827);padding:18px;color:#fff;display:flex;align-items:flex-end;position:relative}.catalog-preview img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45}.catalog-preview h3{position:relative;z-index:1;margin:0;font-size:22px}.catalog-card .body{padding:14px}.catalog-card .meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin:8px 0 12px}.quick-actions{display:flex;gap:9px;flex-wrap:wrap}.activity-list{display:grid}.activity-item{display:grid;grid-template-columns:36px 1fr auto;gap:11px;align-items:center;padding:12px 0;border-bottom:1px solid #edf0f4}.activity-item:last-child{border:0}.activity-dot{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:#eef4ff;color:var(--primary)}.activity-item p{margin:0;font-size:13px}.activity-item small{color:var(--muted)}.spec-row{display:grid;grid-template-columns:1fr 1.5fr auto;gap:8px;margin-bottom:8px}.image-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.image-tile{position:relative}.image-tile img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:10px;border:1px solid var(--line)}.image-tile label{font-size:11px}.sortable-list{display:grid;gap:8px}.sortable-item{display:flex;align-items:center;gap:10px;padding:10px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:grab}.sortable-item.dragging{opacity:.45}.sortable-item img{width:42px;height:42px;object-fit:cover;border-radius:7px}.color-row{display:flex;gap:10px}.color-row input[type=color]{width:46px;height:42px;padding:2px;border:1px solid var(--line);border-radius:8px}.pagination{display:flex;gap:5px;justify-content:center;margin-top:18px}.pagination a{min-width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line);background:#fff;border-radius:8px;text-decoration:none;font-size:13px}.pagination a.active{background:var(--primary);color:#fff;border-color:var(--primary)}.public-body{background:#e9edf3;padding:18px}.modal{position:fixed;inset:0;background:#10182899;display:none;place-items:center;z-index:100;padding:20px}.modal.open{display:grid}.modal-card{width:min(540px,100%);background:#fff;border-radius:16px;padding:22px}.mobile-only{display:none}@media(max-width:1100px){.stats{grid-template-columns:repeat(2,1fr)}.catalog-grid{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}.grid-3{grid-template-columns:repeat(2,1fr)}}@media(max-width:780px){.sidebar{transform:translateX(-105%)}.sidebar.open{transform:translateX(0)}.main{margin-left:0}.mobile-only{display:inline-flex}.topbar{padding:0 16px}.content{padding:16px}.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.catalog-grid,.grid-3{grid-template-columns:1fr}.image-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:520px){.stats{grid-template-columns:1fr}.topbar .crumb{display:none}.topbar h1{font-size:18px}.top-actions .btn{padding:8px}.login-card{padding:24px}.spec-row{grid-template-columns:1fr}.image-grid{grid-template-columns:repeat(2,1fr)}}