:root{ --brand:#0f5bd8; --brand-2:#2b90ff; --ink:#0e1b2a; --muted:#4b5563; --paper:#ffffff; --bg:#f6f8fb; }
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family: system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial; color:var(--ink); background:var(--bg)}
header.brand{text-align:center; background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff; padding:24px 20px}
header.brand h1{margin:0;font-size:28px}
header.brand p{margin:6px 0 0;opacity:.95}
.container{max-width:1200px;margin:20px auto;padding:0 16px}
.card{background:var(--paper); border:1px solid #e5e7eb; border-radius:12px; box-shadow:0 6px 20px rgba(0,0,0,.05)}
.card-h{padding:16px 20px; border-bottom:1px solid #e5e7eb; display:flex; justify-content:space-between; align-items:center}
.card-b{padding:20px}
.toolbar{display:flex;gap:10px;flex-wrap:wrap}
button{appearance:none;border:none;border-radius:10px;padding:10px 14px;font-weight:600;cursor:pointer}
.btn{background:var(--brand);color:#fff}
.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn.warn{background:#ef4444;color:#fff}
.search{display:flex;gap:10px;align-items:center}
input,select{padding:10px 12px;border:1px solid #d1d5db;border-radius:8px;font-size:14px;outline:none}
input:focus,select:focus{border-color:var(--brand); box-shadow:0 0 0 3px rgba(43,144,255,.15)}
.table{width:100%;border-collapse:separate;border-spacing:0}
.table th,.table td{padding:12px 10px;border-bottom:1px solid #e5e7eb;font-size:14px}
.table th{background:#f8fafc;text-align:left;position:sticky;top:0;z-index:1}
.table tr:hover td{background:#f8fafc}
.badge{display:inline-flex;align-items:center;gap:6px;background:#eef2ff;color:var(--brand);padding:3px 8px;border-radius:999px;font-size:12px}
.kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:16px 0}
.kpi .tile{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:14px}
.kpi .tile .v{font-size:20px;font-weight:700}

/* shared form styles for edit/invoice */
.grid{display:grid;gap:14px}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.cols-2,.cols-3,.cols-4{grid-template-columns:1fr}}
label{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.input{display:flex;flex-direction:column;gap:6px}
hr.sep{border:0;border-top:1px dashed #d1d5db;margin:14px 0}
.note{background:#fff7ed;border:1px solid #fed7aa;padding:10px 12px;border-radius:8px}
@media print{.no-print{display:none !important} header.brand{border-radius:0} body{background:#fff}}