:root{--blue:#2146d0;--blue2:#3a63ff;--pink:#ff4eaa;--bg:#f4f6fb;--card:#fff;--text:#172033;--muted:#6e7688;--border:#e5e9f2;--ok:#16875d;--danger:#c0392b;--shadow:0 10px 30px rgba(31,52,110,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{width:250px;background:linear-gradient(180deg,#1c38ab,#2146d0 55%,#172d8d);color:white;padding:24px 16px;position:fixed;inset:0 auto 0 0}.brand{display:flex;gap:12px;align-items:center;margin-bottom:28px}.brand-mark{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#fff,#ffd9ec);color:var(--blue);display:grid;place-items:center;font-weight:900;font-size:24px}.brand span{display:block;font-size:12px;opacity:.75;margin-top:2px}nav{display:grid;gap:6px}.nav-btn{background:transparent;border:0;color:#edf1ff;text-align:left;padding:11px 12px;border-radius:11px;cursor:pointer}.nav-btn:hover,.nav-btn.active{background:rgba(255,255,255,.14);color:#fff}.sidebar-note{position:absolute;bottom:20px;left:16px;right:16px;font-size:11px;opacity:.7}.main{margin-left:250px;width:calc(100% - 250px);padding:28px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.topbar h1{margin:0;font-size:28px}.topbar p{margin:4px 0 0;color:var(--muted)}.view{display:none}.view.active{display:block}.grid{display:grid;gap:18px}.cards-4{grid-template-columns:repeat(4,1fr)}.two{grid-template-columns:1fr 1fr;margin-top:18px}.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:var(--shadow)}.card h2{margin:0 0 14px;font-size:18px}.metric span,.summary-grid span{display:block;color:var(--muted);font-size:13px}.metric strong{font-size:26px;display:block;margin:8px 0}.metric small{color:var(--muted)}button{border:1px solid var(--border);background:#fff;padding:10px 14px;border-radius:11px;cursor:pointer}button.primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:white;border:0}button.ghost{background:transparent}.quick-actions,.actions{display:flex;gap:10px;flex-wrap:wrap}.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}label{display:grid;gap:6px;font-size:13px;color:var(--muted)}input,select,textarea{width:100%;border:1px solid var(--border);border-radius:10px;padding:10px 11px;background:white;color:var(--text)}.radio{display:flex;align-items:center;gap:8px;margin:10px 0;color:var(--text)}.radio input{width:auto}.subbox{margin-top:14px;padding:14px;background:#f7f9ff;border:1px dashed #ccd5ef;border-radius:12px;display:grid;gap:12px}.hidden{display:none!important}.quote-result{margin-top:18px}.summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:16px 0}.summary-grid>div{border:1px solid var(--border);border-radius:12px;padding:12px}.summary-grid strong{display:block;margin-top:4px}.summary-grid .total{background:#eef3ff;border-color:#d4defa}.notice{background:#f5f8ff;border-left:4px solid var(--blue);padding:12px 14px;border-radius:8px;margin:12px 0;color:#3b4967}.section-head{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:14px}.section-head p{margin:4px 0 0;color:var(--muted)}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.product-card{border:1px solid var(--border);border-radius:14px;overflow:hidden}.product-img{height:120px;background:linear-gradient(135deg,#e8edff,#ffe1f0);display:grid;place-items:center;font-size:40px}.product-content{padding:14px}.product-content h3{margin:0 0 6px}.product-meta{font-size:12px;color:var(--muted);line-height:1.55}.product-actions{display:flex;gap:8px;margin-top:12px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px 8px;border-bottom:1px solid var(--border);font-size:13px}th{color:var(--muted);font-weight:600}.status{padding:5px 8px;border-radius:999px;background:#edf3ff;display:inline-block;font-size:11px}.filters{margin-bottom:16px;max-width:260px}.modal{position:fixed;inset:0;background:rgba(9,17,40,.45);display:grid;place-items:center;padding:20px;z-index:20}.modal-card{width:min(760px,96vw);max-height:90vh;overflow:auto;background:white;border-radius:18px;padding:20px;box-shadow:0 30px 70px rgba(0,0,0,.25)}.modal-card .form-grid{grid-template-columns:1fr 1fr}@media(max-width:1000px){.cards-4,.product-grid{grid-template-columns:repeat(2,1fr)}.form-grid{grid-template-columns:1fr 1fr}.summary-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.sidebar{position:static;width:100%;height:auto}.app-shell{display:block}.main{margin-left:0;width:100%;padding:16px}.sidebar-note{display:none}.cards-4,.two,.product-grid,.form-grid,.modal-card .form-grid{grid-template-columns:1fr}.topbar{align-items:flex-start;gap:10px}.summary-grid{grid-template-columns:1fr 1fr}}