:root{--bg:#f5f7fa;--surface:#fff;--border:#e4e9f0;--text:#1e293b;--muted:#64748b;
--primary:#2563eb;--primary-dark:#1d4ed8;--danger:#dc2626;--ok:#16a34a}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px}
.hidden{display:none!important}.muted{color:var(--muted)}
.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#eef2ff,#f5f7fa)}
.login-card{background:var(--surface);padding:2rem;border-radius:14px;box-shadow:0 8px 30px rgba(16,24,40,.1);width:340px;display:flex;flex-direction:column;gap:1rem}
.login-card h1{font-size:1.4rem}
label{display:flex;flex-direction:column;gap:.3rem;font-size:.82rem;color:var(--muted)}
label.inline{flex-direction:row;align-items:center;gap:.4rem;color:var(--text)}
input,select{padding:.5rem .65rem;border:1px solid var(--border);border-radius:8px;font:inherit;background:#fff;color:var(--text)}
input:focus,select:focus{outline:2px solid #bfdbfe;border-color:var(--primary)}
.error{color:var(--danger);font-size:.85rem}
.btn{padding:.5rem .9rem;border:1px solid var(--border);border-radius:8px;background:#fff;font:inherit;cursor:pointer}
.btn:hover{background:#f8fafc}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-dark)}
.btn.ghost{border-color:transparent;background:transparent;color:var(--muted)}
.btn.small{padding:.25rem .55rem;font-size:.82rem}.btn.full{width:100%}
.btn.danger{color:var(--danger);border-color:#fecaca}.btn.danger:hover{background:#fef2f2}
.btn:disabled{opacity:.5;cursor:not-allowed}
.app{display:flex;min-height:100vh}
.sidebar{width:210px;background:var(--surface);border-right:1px solid var(--border);padding:1rem;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{font-weight:700;margin-bottom:1.25rem}
.sidebar nav{display:flex;flex-direction:column;gap:2px;flex:1;overflow-y:auto}
.sidebar nav a{padding:.5rem .65rem;border-radius:8px;color:var(--text);text-decoration:none}
.sidebar nav a:hover{background:#f1f5f9}
.sidebar nav a.active{background:#eff6ff;color:var(--primary);font-weight:600}
.sidebar-footer{border-top:1px solid var(--border);padding-top:.75rem;display:flex;flex-direction:column;gap:.5rem;font-size:.85rem}
.main{flex:1;padding:1.5rem;max-width:1150px}
h2{font-size:1.25rem}.page-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;margin-bottom:1.25rem}
.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:0 1px 3px rgba(16,24,40,.08);padding:1rem;display:flex;flex-direction:column;gap:.3rem}
.card-label{font-size:.78rem;color:var(--muted)}.card-value{font-size:1.25rem;font-weight:700}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:0 1px 3px rgba(16,24,40,.08);padding:1rem;margin-bottom:1.25rem}
.panel h3{font-size:.98rem;margin-bottom:.7rem}
.form-row{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin-bottom:.5rem}
.form-row input,.form-row select{flex:1;min-width:120px}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:.72rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);padding:.45rem .5rem;border-bottom:1px solid var(--border)}
td{padding:.5rem .5rem;border-bottom:1px solid #f1f5f9;vertical-align:top}
tbody tr:hover{background:#fafbfd}
.actions{white-space:nowrap}.actions .btn{margin-right:.25rem}
.badge{display:inline-block;padding:.15rem .5rem;border-radius:99px;font-size:.75rem;font-weight:600}
.badge.draft{background:#fef3c7;color:#92400e}.badge.confirmed{background:#dcfce7;color:#166534}
.pager{display:flex;gap:.75rem;align-items:center;justify-content:flex-end;padding-top:.6rem;font-size:.85rem;color:var(--muted)}
.modal{position:fixed;inset:0;background:rgba(15,23,42,.4);display:flex;align-items:center;justify-content:center;z-index:50}
.modal-card{background:var(--surface);border-radius:14px;padding:1.25rem;width:480px;max-width:94vw;max-height:92vh;overflow:auto;display:flex;flex-direction:column;gap:.7rem}
.modal-card.wide{width:640px}
.modal-head{display:flex;justify-content:space-between;align-items:center}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.line{display:flex;gap:.5rem;align-items:center;margin-bottom:.4rem}
.line select{flex:2}.line input{flex:1;width:80px}
.line .amt{min-width:90px;text-align:right;font-weight:600}
.totals{display:flex;gap:1.25rem;justify-content:flex-end;align-items:center}
.prod-mat{display:flex;gap:.5rem;margin-bottom:.4rem}
.toast{position:fixed;bottom:1.25rem;right:1.25rem;background:#0f172a;color:#fff;padding:.7rem 1rem;border-radius:10px;box-shadow:0 6px 20px rgba(0,0,0,.25);z-index:99;max-width:340px}
.toast.err{background:var(--danger)}
@media(max-width:800px){.app{flex-direction:column}.sidebar{width:100%;height:auto;position:static}
.sidebar nav{flex-direction:row;overflow-x:auto}.main{padding:1rem}}