/* ══════════════════════════════════════════════════════════════
   getalinzicht-ui.css
   Verantwoordelijkheid: ENKEL de layout en stijl van de generator-UI
   (de oefeningen zelf worden opgemaakt door getalinzicht.css)
   ══════════════════════════════════════════════════════════════ */

/* ── RESET & BASIS ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; }

:root {
  --blauw:      #1A3A5C;
  --lichtblauw: #4A90D9;
  --accent:     #c4c22c;
  --groen:      #27AE60;
  --rood:       #E74C3C;
  --bg:         #F4F6FB;
  --wit:        #FFFFFF;
  --border:     #D8E2F0;
  --tekst:      #2C3E50;
  --muted:      #7F8C9A;
  --sidebar-w:  360px;
  --header-h:   60px;
}

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--tekst);
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ── HEADER ─────────────────────────────────────────────────── */
header {
  height: var(--header-h);
  background: #e8f4e8;
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 14px;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,.10);
}

.menu-knop {
  background: var(--blauw);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 999px;
  white-space: nowrap;
}
.menu-knop:hover { background: #2a5a8c; }

.info-knop {
  background: #f59e0b;
  color: #fff;
  border: none;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  cursor: pointer;
  transition: background .15s, transform .1s;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(245,158,11,.4);
}
.info-knop:hover {
  background: #d97706;
  transform: translateY(-1px);
}

.logo {
  font-size: 21px;
  font-weight: 800;
  color: var(--blauw);
  letter-spacing: -.5px;
}
.logo span { color: #27AE60; }

.subtitle {
  font-size: 13px;
  color: rgba(26,58,92,.65);
  margin-left: 2px;
}

header .spacer { flex: 1; }

.badge {
  background: var(--blauw);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: .5px;
}

/* ── HOOFD-LAYOUT ────────────────────────────────────────────── */
.main {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* ── SIDEBAR ─────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--wit);
  border-right: 2px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  flex-shrink: 0;
}

/* TABS */
.sidebar-tabs {
  display: flex;
  flex-direction: row;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: auto;
  scrollbar-color: #4A90D9 #e8f0fb;
  border-bottom: 2px solid var(--border);
  flex-shrink: 0;
}
.sidebar-tabs::-webkit-scrollbar { height: 8px; }
.sidebar-tabs::-webkit-scrollbar-track { background: #e8f0fb; border-radius: 4px; }
.sidebar-tabs::-webkit-scrollbar-thumb { background: #4A90D9; border-radius: 4px; }
.sidebar-tabs::-webkit-scrollbar-thumb:hover { background: #1A3A5C; }

.sidebar-tab {
  flex-shrink: 0;
  padding: 9px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  border-right: 1px solid rgba(0,0,0,.06);
  transition: background .15s, color .15s;
  user-select: none;
}
.sidebar-tab:hover { opacity: .85; }
.sidebar-tab.active {
  border-bottom: 3px solid var(--blauw);
  color: var(--blauw);
}

/* Tab kleuren */
.tab-getallenlijn  { background: #dbeafe; color: #1e3a5f; }
.tab-getallenlijn.active  { background: #bfdbfe; }
.tab-sprongen      { background: #fef9c3; color: #78350f; }
.tab-sprongen.active      { background: #fde68a; }
.tab-gemengd       { background: #ede9fe; color: #4c1d95; }
.tab-gemengd.active       { background: #ddd6fe; }
.tab-getallenrij   { background: #dcfce7; color: #14532d; }
.tab-getallenrij.active   { background: #bbf7d0; }
.tab-honderdveld   { background: #ffedd5; color: #7c2d12; }
.tab-honderdveld.active   { background: #fed7aa; }
.tab-mab           { background: #dbeafe; color: #1e3a5f; }
.tab-mab.active           { background: #bfdbfe; }
.tab-plaatswaarde  { background: #fce7f3; color: #831843; }
.tab-plaatswaarde.active  { background: #fbcfe8; }
.tab-vulaanvol     { background: #d1fae5; color: #064e3b; }
.tab-vulaanvol.active     { background: #a7f3d0; }
.tab-getalbeelden  { background: #fef3c7; color: #78350f; }
.tab-getalbeelden.active  { background: #fde68a; }
.tab-pictogrammen  { background: #ffedd5; color: #7c2d12; }
.tab-pictogrammen.active  { background: #fed7aa; }
.tab-puzzel        { background: #ede9fe; color: #4c1d95; }
.tab-puzzel.active        { background: #ddd6fe; }

/* Scroll hint */
.tabs-scroll-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--blauw);
  background: #eef4fb;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.tabs-scroll-btn {
  background: var(--lichtblauw);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  padding: 4px 14px;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  transition: background .15s, transform .1s;
  box-shadow: 0 2px 5px rgba(74,144,217,.3);
}
.tabs-scroll-btn:hover {
  background: var(--blauw);
  transform: scale(1.08);
}

/* CONTENT */
.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

.sectie-titel {
  font-size: 15px;
  font-weight: 800;
  color: var(--blauw);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

/* CONFIG KAART */
.config-kaart {
  background: #f8fafd;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 12px;
}
.kaart-titel {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--muted);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.kaart-titel .icon { font-size: 14px; }

/* Chip-radio's */
.chips-rij {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 4px;
}
.radio-chip {
  display: inline-flex;
  align-items: center;
  gap: 0;
  padding: 5px 12px;
  border: 1.5px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  background: var(--wit);
  transition: border-color .12s, background .12s;
  user-select: none;
}
.radio-chip input { display: none; }
.radio-chip:hover { border-color: var(--lichtblauw); }
.radio-chip.geselecteerd {
  border-color: var(--lichtblauw);
  background: #EBF3FB;
  color: var(--lichtblauw);
}

/* Formulier helpers */
.veld-rij {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 4px;
}
.veld-rij label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
}
.veld-label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
}

.check-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

input[type=number],
input[type=text],
select {
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 5px 9px;
  font-size: 13px;
  background: var(--wit);
  color: var(--tekst);
  font-family: inherit;
}
input[type=number]:focus,
input[type=text]:focus,
select:focus {
  outline: none;
  border-color: var(--lichtblauw);
  box-shadow: 0 0 0 3px rgba(74,144,217,.15);
}

/* ── HARMONICA ─────────────────────────────────────────────── */
.harm-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--muted);
  margin: 14px 0 6px;
}

.harmonica {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  margin-bottom: 8px;
  overflow: hidden;
  background: var(--wit);
}

.harmonica-hoofd {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: #f8fafd;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  color: var(--tekst);
  text-align: left;
  gap: 8px;
  transition: background .12s;
}
.harmonica-hoofd:hover { background: #eef3fb; }

/* Actief = open harmonica */
.harmonica-hoofd.harm-actief {
  background: #e8f0fb;
  color: var(--blauw);
  border-bottom: 1.5px solid var(--border);
}

.harm-pijl {
  font-size: 11px;
  flex-shrink: 0;
  color: var(--muted);
  transition: transform .15s;
}

.harmonica-inhoud {
  padding: 12px 14px;
  background: var(--wit);
}

/* Titel + badge naast elkaar */
.harm-titel-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}

/* Badge "✓ geselecteerd" */
.harm-badge {
  display: none;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: #dbeafe;
  color: var(--blauw);
}
.harm-badge.geselecteerd {
  background: #dcfce7;
  color: #166534;
}

/* Korte beschrijving binnen harmonica */
.harm-beschrijving {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 8px;
}
.harm-beschrijving:last-child { margin-bottom: 0; }

/* Radio-chips binnen harmonica */
.harm-chips-rij {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.tip-box {
  background: #f0fdf4;
  border: 1px solid #86efac;
  border-radius: 8px;
  padding: 7px 10px;
  font-size: 12px;
  color: #166534;
  font-weight: 600;
  line-height: 1.4;
  margin-top: 6px;
}

/* KNOPPEN */
.btn-toevoegen {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 10px 14px;
  background: var(--lichtblauw);
  color: var(--wit);
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s, transform .1s;
  font-family: inherit;
}
.btn-toevoegen:hover {
  background: var(--blauw);
  transform: translateY(-1px);
}

/* SIDEBAR FOOTER */
.sidebar-footer {
  padding: 12px 16px;
  border-top: 2px solid var(--border);
  display: flex;
  gap: 8px;
  flex-shrink: 0;
  background: var(--wit);
}

.btn-pdf {
  flex: 1;
  padding: 9px 10px;
  background: #c0392b;
  color: var(--wit);
  border: none;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s;
  font-family: inherit;
}
.btn-pdf:hover { background: #a93226; }

.btn-wissen {
  flex: 1;
  padding: 9px 10px;
  background: var(--wit);
  color: var(--muted);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s, color .15s;
  font-family: inherit;
}
.btn-wissen:hover { background: #fef2f2; color: var(--rood); border-color: var(--rood); }

/* ── WERKBLAD ZONE ───────────────────────────────────────────── */
.werkblad-zone {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  background: var(--bg);
}

/* Preview getallenlijn */
.preview-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--muted);
  margin-bottom: 6px;
}
#previewBox {
  border: 1.5px solid var(--border);
  border-radius: 12px;
  background: #eef6ff;
  padding: 10px;
  margin-bottom: 20px;
}
#previewSvg {
  display: block;
  width: 100%;
  height: 140px;
}

/* Werkblad */
#sheet {
  background: transparent;
}

/* TOAST */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--blauw);
  color: var(--wit);
  padding: 10px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  z-index: 100;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1);
  white-space: nowrap;
  pointer-events: none;
}
#toast.zichtbaar {
  transform: translateX(-50%) translateY(0);
}

/* ── PRINT ──────────────────────────────────────────────────── */
@media print {
  header,
  .sidebar { display: none !important; }
  .werkblad-zone {
    padding: 0;
    overflow: visible;
  }
  body { overflow: visible; height: auto; }
  .main { overflow: visible; }
}

@page { margin: 12mm 12mm 12mm 22mm; }