/* Layout: invulpaneel links (rubrieken), resultaat rechts (kerncijfers + bladen zoals in de Excel); op gsm wisselen via tabs */
:root{
  --bg:#f4f5f1; --surface:#ffffff; --ink:#2f3033; --muted:#62666a; --line:#dde2d6;
  --green:#8bc63d; --green-ink:#4a7614; --green-soft:#eef6e3; --warn:#b42318; --dark:#4c4c4e;
  --paper:#ffffff; --paper-ink:#222222; --paper-line:#e6e6e6;
  --display:"Plus Jakarta Sans","Segoe UI",system-ui,sans-serif;
  --body:"Source Sans 3","Segoe UI",system-ui,sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#1b1c1d; --surface:#252729; --ink:#ecedea; --muted:#a9ada6; --line:#393c3e;
  --green:#9bd24f; --green-ink:#b9e281; --green-soft:#2b371f; --warn:#ff8a7a; --dark:#dadbd7; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#1b1c1d; --surface:#252729; --ink:#ecedea; --muted:#a9ada6; --line:#393c3e;
  --green:#9bd24f; --green-ink:#b9e281; --green-soft:#2b371f; --warn:#ff8a7a; --dark:#dadbd7; color-scheme:dark}
*{box-sizing:border-box}
html,body{min-height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.45;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:18px 40px}
a{color:var(--green-ink)}
.wrap{max-width:1400px;margin:0 auto;display:grid;gap:16px}
header{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
h1{font-family:var(--display);font-weight:800;font-size:clamp(1.35rem,2.6vw,1.9rem);margin:0;line-height:1.15;text-wrap:balance}
header p{margin:4px 0 0;color:var(--muted);max-width:70ch}
.logo{background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px 8px}
.logo img{height:56px;display:block}
.tools{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
button{font:inherit;cursor:pointer;border-radius:9px;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:7px 12px}
button:hover{border-color:var(--green)}
button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid var(--green);outline-offset:2px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 12px;display:flex;flex-direction:column;justify-content:space-between;gap:2px;min-width:0}
.kpi .l{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;overflow-wrap:anywhere;hyphens:auto}
@media (max-width:520px){.kpis{grid-template-columns:repeat(2,minmax(0,1fr))} .kpi .v{font-size:1.05rem}}
.kpi .v{font-family:var(--display);font-weight:800;font-size:1.25rem;font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kpi.hero{background:var(--green);border-color:var(--green)}
.kpi.hero .l,.kpi.hero .v{color:#1d2b0b}
.mobtabs{display:none;gap:8px}
.mobtabs button[aria-pressed=true]{background:var(--green);color:#1d2b0b;border-color:var(--green)}
.main{display:grid;grid-template-columns:minmax(0,430px) minmax(0,1fr);gap:16px;align-items:start}
@media (max-width:980px){.main{grid-template-columns:minmax(0,1fr)} .mobtabs{display:flex} .main[data-show=form] .out{display:none} .main[data-show=out] .form{display:none}}
.form{display:grid;gap:10px;min-width:0}
details{background:var(--surface);border:1px solid var(--line);border-radius:12px}
summary{font-family:var(--display);font-weight:600;padding:11px 14px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:8px}
summary::after{content:"+";color:var(--muted)}
details[open] summary::after{content:"−"}
details[open] summary{border-bottom:1px solid var(--line)}
.fields{padding:10px 14px 14px;display:grid;gap:12px}
.f{display:grid;gap:4px;min-width:0}
.f label{font-size:.9rem;font-weight:600}
.f .ctl{display:flex;gap:6px;align-items:center}
.f input,.f select{font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:7px 9px;width:100%;min-width:0;font-variant-numeric:tabular-nums}
.f input.num{text-align:right}
.f output.calc{display:block;width:100%;padding:7px 9px;border:1px dashed var(--line);border-radius:8px;text-align:right;color:var(--muted);font-variant-numeric:tabular-nums;min-height:2.3em}
.f.ro label{font-weight:400;color:var(--muted)}
.f input[aria-invalid=true]{border-color:var(--warn)}
.f .unit{color:var(--muted);font-size:.9rem;white-space:nowrap}
.f .std{font-size:.75rem;color:var(--green-ink);white-space:nowrap}
.f .reset{font-size:.75rem;padding:3px 7px}
.f .note{font-size:.8rem;color:var(--muted)}
.f .note.warn,.f .err{font-size:.8rem;color:var(--warn)}
.out{display:grid;gap:12px;min-width:0}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.tabs button[aria-selected=true]{background:var(--dark);color:var(--bg);border-color:var(--dark)}
.sheetwrap{background:var(--paper);color:var(--paper-ink);border:1px solid var(--line);border-radius:12px;overflow-x:auto;padding:14px;transition:opacity .15s}
.sheetwrap[aria-busy=true]{opacity:.6}
table.sheet{border-collapse:collapse;font-family:Calibri,"Source Sans 3",Arial,sans-serif;font-size:13px;color:var(--paper-ink);table-layout:fixed}
table.sheet td{padding:1px 4px;white-space:nowrap;overflow:hidden;text-overflow:clip;height:19px;font-variant-numeric:tabular-nums}
table.sheet td.r{text-align:right}
table.sheet td.c{text-align:center}
table.sheet tr.sp td{height:6px;padding:0}
.foot{color:var(--muted);font-size:.8rem;max-width:110ch}
.loading{padding:40px;text-align:center;color:var(--muted)}
.alert{background:var(--surface);border:1px solid var(--warn);color:var(--warn);border-radius:12px;padding:10px 14px}

/* Overzicht van de werkboeken */
.list{display:grid;gap:10px;max-width:760px}
.list a{display:flex;justify-content:space-between;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;text-decoration:none;color:var(--ink)}
.list a:hover{border-color:var(--green)}
.list .t{font-family:var(--display);font-weight:600}
.list small{color:var(--muted)}