/* OptimaSys Facturen: rustig, licht, boekhoudstijl. Marineblauw van OptimaSys, groen = betaald, rood = credit. */
:root {
  --navy: #052648; --navy-2: #0b3566; --navy-3: #12457f; --ink: #10213a; --muted: #5b6b82; --faint: #8796ab;
  --bg: #f4f6f9; --card: #ffffff; --line: #e3e8ef; --line-2: #d3dbe6; --hover: #f2f5f9; --sel: #eaf1fb;
  --blue: #1d5fbf; --blue-soft: #e8f0fb; --green: #137a48; --green-soft: #e6f4ec; --red: #b4272d; --red-soft: #fbeaea;
  --amber: #8a5a00; --amber-soft: #fff4dc; --radius: 10px; --shadow: 0 1px 2px rgba(16,33,58,.05), 0 1px 1px rgba(16,33,58,.03);
  font-family: Inter, -apple-system, "Segoe UI", Roboto, sans-serif; font-size: 14px; color: var(--ink); background: var(--bg);
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); }
a { color: var(--blue); }
button, input, select { font: inherit; color: inherit; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.muted { color: var(--muted); }

/* ---------- layout ---------- */
.app { display: grid; grid-template-columns: 236px minmax(0, 1fr); min-height: 100vh; }
.side { background: var(--navy); color: #dfe8f5; display: flex; flex-direction: column; padding: 18px 12px; position: sticky; top: 0; height: 100vh; }
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 20px; color: #fff; text-decoration: none; }
.brand img { width: 38px; height: 38px; border-radius: 50%; background: #fff; }
.brand b { display: block; font-size: 15px; letter-spacing: .01em; }
.brand small { display: block; font-size: 11.5px; color: #9fb3cf; letter-spacing: .06em; text-transform: uppercase; }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 8px; color: #c7d4e7; text-decoration: none; font-weight: 500; }
.nav a svg { width: 18px; height: 18px; flex: none; opacity: .9; }
.nav a:hover { background: var(--navy-2); color: #fff; }
.nav a[aria-current="page"] { background: var(--navy-3); color: #fff; }
.nav .grp { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: #8ea4c3; padding: 16px 10px 6px; }
.side-foot { margin-top: auto; padding: 12px 8px 0; border-top: 1px solid rgba(255,255,255,.1); font-size: 12.5px; color: #9fb3cf; }
.side-foot b { display: block; color: #fff; font-weight: 600; overflow: hidden; text-overflow: ellipsis; }
.side-foot button { background: none; border: 0; color: #c7d4e7; padding: 6px 0 0; cursor: pointer; text-decoration: underline; }
.main { min-width: 0; display: flex; flex-direction: column; }
.top { display: flex; align-items: center; gap: 12px; padding: 14px 28px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.top h1 { font-size: 19px; margin: 0; font-weight: 650; }
.top .sp { flex: 1; }
.menu-btn { display: none; background: none; border: 1px solid var(--line-2); border-radius: 8px; padding: 6px 8px; cursor: pointer; }
.content { padding: 24px 28px 48px; max-width: 1320px; width: 100%; }
.banner { display: flex; gap: 10px; align-items: center; padding: 10px 14px; border-radius: var(--radius); background: var(--amber-soft); color: var(--amber); border: 1px solid #f1d9a6; margin-bottom: 18px; font-size: 13.5px; }

/* ---------- controls ---------- */
.btn { display: inline-flex; align-items: center; gap: 7px; min-height: 36px; padding: 0 14px; border-radius: 8px; border: 1px solid var(--line-2); background: var(--card); cursor: pointer; font-weight: 550; text-decoration: none; color: var(--ink); white-space: nowrap; }
.btn:hover { background: var(--hover); }
.btn svg { width: 16px; height: 16px; }
.btn.primary { background: var(--navy); border-color: var(--navy); color: #fff; }
.btn.primary:hover { background: var(--navy-2); }
.btn.danger { color: var(--red); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.sm { min-height: 30px; padding: 0 10px; font-size: 13px; }
.field { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--muted); }
.input, select.input { min-height: 36px; padding: 0 11px; border: 1px solid var(--line-2); border-radius: 8px; background: var(--card); color: var(--ink); }
.input:focus { border-color: var(--blue); outline: none; box-shadow: 0 0 0 3px rgba(29,95,191,.15); }
.search { position: relative; flex: 1 1 260px; }
.search svg { position: absolute; left: 10px; top: 50%; width: 16px; height: 16px; transform: translateY(-50%); color: var(--faint); }
.search .input { width: 100%; padding-left: 34px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 14px; }
.seg { display: inline-flex; border: 1px solid var(--line-2); border-radius: 8px; overflow: hidden; background: var(--card); }
.seg button { border: 0; background: none; padding: 7px 12px; cursor: pointer; font-weight: 550; color: var(--muted); }
.seg button[aria-pressed="true"] { background: var(--navy); color: #fff; }

/* ---------- cards & KPI ---------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-h { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.card-h h2 { font-size: 15px; margin: 0; font-weight: 650; }
.card-b { padding: 16px 18px; }
.grid { display: grid; gap: 16px; }
.kpis { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: 16px; }
.kpi { padding: 16px 18px; }
.kpi small { display: block; color: var(--muted); font-size: 12.5px; font-weight: 550; text-transform: uppercase; letter-spacing: .04em; }
.kpi b { display: block; font-size: 24px; font-weight: 650; margin-top: 6px; font-variant-numeric: tabular-nums; }
.kpi span { display: block; font-size: 12.5px; color: var(--faint); margin-top: 4px; }
.two { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); }
.chart svg { width: 100%; height: auto; display: block; }
.chart .bar { fill: var(--navy-3); }
.chart .bar.tax { fill: #9db7dc; }
.chart text { font-size: 11px; fill: var(--muted); }
.chart line { stroke: var(--line); }
.legend { display: flex; gap: 14px; font-size: 12.5px; color: var(--muted); margin-top: 8px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }

/* ---------- tables ---------- */
.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 12px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; background: #fafbfd; white-space: nowrap; }
tbody tr:hover { background: var(--hover); }
tbody tr.on { background: var(--sel); }
tbody tr.click { cursor: pointer; }
tfoot td { font-weight: 650; background: #fafbfd; border-bottom: 0; }
td small { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
td .nr { font-weight: 650; font-variant-numeric: tabular-nums; }
.neg { color: var(--red); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.badge.paid { background: var(--green-soft); color: var(--green); }
.badge.credit { background: var(--red-soft); color: var(--red); }
.badge.series { background: var(--blue-soft); color: var(--blue); }
.badge.prod { background: #eef0f4; color: var(--ink); }
.empty { padding: 40px 18px; text-align: center; color: var(--muted); }
.cb { width: 34px; }
input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--navy); }

/* ---------- drawer ---------- */
.drawer-bg { position: fixed; inset: 0; background: rgba(16,33,58,.35); z-index: 20; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(560px, 100%); background: var(--card); z-index: 21; overflow-y: auto; box-shadow: -10px 0 30px rgba(16,33,58,.15); }
.drawer-h { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; padding: 18px 20px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--card); }
.drawer-h h2 { margin: 0; font-size: 18px; }
.drawer-b { padding: 18px 20px; display: grid; gap: 18px; }
.dl { display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: 6px 12px; margin: 0; }
.dl dt { color: var(--muted); }
.dl dd { margin: 0; }
.acts { display: flex; flex-wrap: wrap; gap: 8px; }
.x { background: none; border: 0; font-size: 22px; line-height: 1; cursor: pointer; color: var(--muted); }

/* ---------- auth pages ---------- */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: linear-gradient(160deg, #052648 0%, #0b3566 55%, #f4f6f9 55.1%); }
.auth-card { width: min(420px, 100%); background: var(--card); border-radius: 14px; box-shadow: 0 20px 50px rgba(5,38,72,.25); padding: 30px 28px; }
.auth-card .brand { color: var(--ink); padding: 0 0 18px; }
.auth-card .brand small { color: var(--muted); }
.auth-card h1 { font-size: 20px; margin: 0 0 6px; }
.auth-card p { color: var(--muted); margin: 0 0 18px; }
.auth-card form { display: grid; gap: 14px; }
.auth-card .btn { justify-content: center; width: 100%; min-height: 42px; }
.err { color: var(--red); font-size: 13.5px; margin: 0; }
.ok { color: var(--green); font-size: 13.5px; margin: 0; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 30; font-size: 13.5px; }
.lang { display: inline-flex; gap: 2px; }
.lang button { background: none; border: 1px solid transparent; border-radius: 6px; padding: 4px 7px; cursor: pointer; color: var(--muted); font-weight: 600; font-size: 12px; }
.lang button[aria-pressed="true"] { border-color: var(--line-2); color: var(--ink); background: var(--card); }

/* ---------- smal scherm ---------- */
@media (max-width: 900px) {
  .app { grid-template-columns: minmax(0, 1fr); }
  .side { position: fixed; z-index: 15; left: 0; width: 250px; transform: translateX(-100%); transition: transform .2s; }
  .app.open .side { transform: none; }
  .menu-btn { display: inline-flex; }
  .top { padding: 12px 16px; }
  .content { padding: 16px; }
  .two { grid-template-columns: minmax(0, 1fr); }
  .hide-sm { display: none; }
}
@media print { .side, .top, .toolbar, .acts { display: none !important; } .app { display: block; } .card { box-shadow: none; } }

/* ---------- kleine hulpklassen ---------- */
.mt { margin-top: 16px; }
.lead { margin: 0 0 14px; max-width: 760px; }
.h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin: 0 0 8px; font-weight: 650; }
.small { font-size: 12.5px; }
.nowrap { white-space: nowrap; }
.toolbar .sp { flex: 1; }
.grow { flex: 1 1 220px; }
.end { align-self: flex-end; }
.wide { width: 100%; margin-top: 6px; font-size: 12.5px; }
.stack { display: grid; gap: 14px; }
.stack p { margin: 0; }
.lg-net { background: var(--navy-3); }
.lg-tax { background: #9db7dc; }
.legend-list { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.legend-list p { margin: 0; }
.acts-cell { white-space: nowrap; text-align: right; }
.drawer-b table td small { display: block; }
.auth-card .brand { display: flex; }
.auth-card .lang { margin-top: 18px; display: flex; justify-content: center; }
.top .lang { margin-left: 4px; }
td .nr { white-space: nowrap; }
.show-sm { display: none !important; }
.totals { margin-top: 10px; padding: 10px 12px; background: #fafbfd; border: 1px solid var(--line); border-radius: 8px; grid-template-columns: minmax(0, 1fr) auto; }
@media (max-width: 900px) {
  .show-sm { display: block !important; }
  .toolbar > label:not(.search) { flex: 1 1 140px; }
  .toolbar > label:not(.search) select { width: 100%; }
  .toolbar .sp { display: none; }
  .toolbar .btn { flex: 1 1 140px; justify-content: center; }
  th, td { padding: 9px 8px; }
}
.top { min-height: 65px; }
.two .card table th, .two .card table td { padding-left: 10px; padding-right: 10px; }