:root{
  --bg:#f1f5f9; --surface:#ffffff; --ink:#0f172a; --muted:#64748b;
  --border:#e2e8f0; --brand:#f59e0b; --brand-ink:#7c4a03;
  --primary:#1d4ed8; --success:#059669; --danger:#dc2626; --warn:#d97706;
  --radius:12px; --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
  --sidebar:#0f172a; --sidebar-ink:#cbd5e1;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- Layout shell ---------- */
.layout{display:flex;min-height:100vh}
.sidebar{width:240px;background:var(--sidebar);color:var(--sidebar-ink);flex-shrink:0;
  position:fixed;top:0;bottom:0;left:0;overflow-y:auto;transition:transform .25s ease;z-index:50}
.sidebar .brand{padding:1.1rem 1.25rem;font-weight:800;font-size:1.15rem;color:#fff;
  border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;gap:.5rem}
.sidebar .brand .dot{width:10px;height:10px;border-radius:50%;background:var(--brand)}
.sidebar nav{padding:.5rem 0}
.sidebar nav a{display:flex;align-items:center;gap:.6rem;padding:.65rem 1.25rem;color:var(--sidebar-ink);
  font-size:.92rem;border-left:3px solid transparent}
.sidebar nav a:hover{background:rgba(255,255,255,.06);text-decoration:none;color:#fff}
.sidebar nav a.active{background:rgba(245,158,11,.12);border-left-color:var(--brand);color:#fff}
.sidebar nav .group{padding:.75rem 1.25rem .3rem;font-size:.7rem;text-transform:uppercase;
  letter-spacing:.05em;color:#64748b}

.main{flex:1;margin-left:240px;min-width:0;display:flex;flex-direction:column}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:.75rem 1.25rem;
  display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:40}
.topbar .menu-btn{display:none;background:none;border:0;font-size:1.4rem;cursor:pointer;color:var(--ink)}
.topbar .user{display:flex;align-items:center;gap:.75rem;font-size:.9rem;color:var(--muted)}
.content{padding:1.25rem;flex:1}

/* ---------- Components ---------- */
.page-title{font-size:1.3rem;font-weight:700;margin:0 0 1rem;display:flex;
  align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:1.1rem;margin-bottom:1.1rem}
.card h3{margin:0 0 .75rem;font-size:1rem}

.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.55rem .95rem;border-radius:8px;
  border:1px solid transparent;background:var(--primary);color:#fff;font-weight:600;
  cursor:pointer;font-size:.9rem;line-height:1}
.btn:hover{filter:brightness(1.05);text-decoration:none}
.btn-brand{background:var(--brand);color:var(--brand-ink)}
.btn-success{background:var(--success)}
.btn-danger{background:var(--danger)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--border)}
.btn-sm{padding:.35rem .6rem;font-size:.8rem}
.btn-block{width:100%;justify-content:center}

.grid{display:grid;gap:1rem}
.kpis{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.kpi{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:1rem;box-shadow:var(--shadow)}
.kpi .label{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.03em}
.kpi .value{font-size:1.5rem;font-weight:700;margin-top:.25rem}
.kpi.accent-green .value{color:var(--success)}
.kpi.accent-red .value{color:var(--danger)}
.kpi.accent-amber .value{color:var(--warn)}

/* ---------- Tables (mobile friendly) ---------- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius)}
table{width:100%;border-collapse:collapse;background:var(--surface);font-size:.88rem}
thead th{text-align:left;padding:.7rem .8rem;background:#f8fafc;color:var(--muted);
  font-weight:600;border-bottom:1px solid var(--border);white-space:nowrap}
tbody td{padding:.65rem .8rem;border-bottom:1px solid var(--border);vertical-align:middle}
tbody tr:hover{background:#f8fafc}
.num{text-align:right;font-variant-numeric:tabular-nums}

.badge{display:inline-block;padding:.2rem .55rem;border-radius:999px;font-size:.72rem;font-weight:600}
.badge-green{background:#d1fae5;color:#065f46}
.badge-red{background:#fee2e2;color:#991b1b}
.badge-amber{background:#fef3c7;color:#92400e}
.badge-gray{background:#e2e8f0;color:#334155}
.badge-blue{background:#dbeafe;color:#1e40af}

/* ---------- Forms ---------- */
.form-row{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
label{display:block;font-size:.82rem;color:var(--muted);margin:.6rem 0 .3rem;font-weight:500}
input,select,textarea{
  width:100%; padding:.62rem .75rem;
  border:1.5px solid #94a3b8;              /* clearly visible edge */
  border-radius:8px; font-size:.92rem;
  background:#fff; color:var(--ink); font-family:inherit;
  box-shadow:inset 0 1px 2px rgba(15,23,42,.06);
  transition:border-color .12s, box-shadow .12s;
}
input::placeholder,textarea::placeholder{color:#94a3b8}
input:hover,select:hover,textarea:hover{border-color:#64748b}
input:focus,select:focus,textarea:focus{
  outline:none; border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(245,158,11,.22), inset 0 1px 2px rgba(15,23,42,.05);
}
/* a field the system fills in for you */
input:disabled,select:disabled,textarea:disabled{
  background:#f1f5f9; border-color:#cbd5e1; color:#475569; box-shadow:none; cursor:not-allowed;
}
input[readonly]{ background:#f8fafc; border-color:#cbd5e1 }
/* date and number controls keep their native arrows visible */
input[type=date],input[type=number]{ background:#fff }
/* a required field that is still empty gets a soft hint */
input:required:invalid,select:required:invalid{ border-color:#cbd5e1 }
label{ color:#334155 }
.help{font-size:.78rem;color:var(--muted);margin-top:.25rem}

/* ---------- Line-item editor ---------- */
.line-items .li-row{display:grid;grid-template-columns:2.2fr .8fr 1fr 1fr auto;gap:.5rem;margin-bottom:.5rem;align-items:end}
.line-items .li-row > div{min-width:0}
.line-items .li-row input,.line-items .li-row select{width:100%;box-sizing:border-box}
.line-items .li-row small{display:block;font-size:.72rem;line-height:1.25;margin-top:2px}
.line-items .li-row .rm{background:var(--danger);color:#fff;border:0;border-radius:8px;padding:.55rem .7rem;cursor:pointer}

/* ---------- Flash ---------- */
.flash{padding:.75rem 1rem;border-radius:8px;margin-bottom:1rem;font-size:.9rem}
.flash.success{background:#d1fae5;color:#065f46;border:1px solid #6ee7b7}
.flash.danger{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}

/* ---------- Auth ---------- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0f172a,#1e293b);padding:1rem}
.auth-card{background:var(--surface);border-radius:16px;padding:2rem;width:min(400px,94vw);
  box-shadow:0 25px 60px rgba(0,0,0,.35)}
.auth-card .logo{text-align:center;margin-bottom:1.25rem}
.auth-card .logo .name{font-size:1.5rem;font-weight:800}
.auth-card .logo .tag{color:var(--muted);font-size:.85rem}

.muted{color:var(--muted)}
.mt{margin-top:1rem}.mb{margin-bottom:1rem}
.flex{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}
.between{justify-content:space-between}
.right{margin-left:auto}
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:45}

/* ---------- Charts ---------- */
.chart-box{position:relative;height:260px}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .main{margin-left:0}
  .topbar .menu-btn{display:block}
  .overlay.show{display:block}
  .line-items .li-row{grid-template-columns:1fr 1fr;grid-auto-rows:auto}
  .line-items .li-row .rm{grid-column:1/-1}
}
@media (max-width:520px){
  .content{padding:.85rem}
  .kpi .value{font-size:1.25rem}
  .btn{padding:.6rem 1rem}
  thead th,tbody td{padding:.55rem .6rem}
}

/* --- Admin action buttons & status badges (edit/delete) --- */
.actions{white-space:nowrap;display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.actions form{margin:0}
.badge-ok{background:#dcfce7;color:#166534}
.badge-warn{background:#fef9c3;color:#854d0e}
.badge-danger{background:#fee2e2;color:#991b1b}
@media(max-width:640px){
  .actions{flex-direction:column;align-items:stretch}
  .actions .btn{width:100%;text-align:center}
}

/* ---------- Report letterhead (screen: hidden, print: shown) ---------- */
.letterhead, .print-meta{ display:none }

.report-tools{ display:inline-flex; gap:.4rem; margin-left:.6rem; vertical-align:middle }
.report-tools .btn{ font-size:.78rem; padding:.4rem .7rem }

@media print{
  /* keep only the report itself on the paper */
  .sidebar, .topbar, .overlay, .menu-btn, .report-tools,
  .btn, form.filter-form button, .flash, .no-print{ display:none !important }

  body{ background:#fff !important; margin:0 }
  .main{ margin:0 !important; padding:0 !important; width:100% !important }
  .content, .container{ padding:0 !important; margin:0 !important; max-width:none !important }

  .letterhead{
    display:flex !important; align-items:center; gap:26px;
    border-bottom:2px solid #C8102E; padding:0 0 10px; margin:0 0 6px;
  }
  .letterhead .lh-left{ flex:0 0 auto; margin-right:22px }
  .letterhead .lh-right{ flex:1 1 auto; min-width:0 }
  .letterhead .lh-left img{ width:128px; height:auto; display:block }
  .letterhead .lh-name{ font-size:16pt; font-weight:800; color:#0f172a; line-height:1.2 }
  .letterhead .lh-meta{ font-size:8.5pt; color:#444; line-height:1.35 }

  .print-meta{
    display:flex !important; justify-content:space-between;
    font-size:8.5pt; color:#555; margin:0 0 12px; padding-bottom:6px;
    border-bottom:1px solid #ddd;
  }
  .print-meta #lhTitle{ font-weight:700; color:#0f172a; font-size:11pt }

  /* the printed header already carries the report name */
  .page-title{ display:none !important }
  /* filter controls are for the screen, but keep the period label */
  form, select, input, textarea{ display:none !important }
  .card small.muted{ display:block !important; font-size:8.5pt; color:#333 }
  .card{
    box-shadow:none !important; border:1px solid #ddd !important;
    border-radius:0 !important; margin:0 0 10px !important; padding:8px !important;
    break-inside:avoid;
  }
  .kpis{ display:flex !important; flex-wrap:wrap; gap:6px }
  .kpi{ border:1px solid #ddd; padding:6px 10px; min-width:130px }
  .kpi .label{ font-size:7.5pt }
  .kpi .value{ font-size:11pt }

  table{ width:100% !important; border-collapse:collapse !important; font-size:8.5pt }
  thead{ display:table-header-group }          /* repeat headers across pages */
  tr{ break-inside:avoid }
  th, td{ border:1px solid #ccc !important; padding:3px 5px !important }
  th{ background:#f1f5f9 !important; -webkit-print-color-adjust:exact; print-color-adjust:exact }
  .table-wrap{ overflow:visible !important }

  a[href]:after{ content:"" }                   /* no URLs printed after links */
  @page{ size:A4; margin:12mm 10mm 14mm }
}