:root {
  --bg:        #0f1117;
  --bg2:       #161b26;
  --bg3:       #1e2535;
  --border:    #2a3347;
  --border2:   #3a4460;
  --text:      #e8ecf4;
  --text2:     #8a96b0;
  --text3:     #5a6480;
  --accent:    #4f8ef7;
  --accent2:   #2563eb;
  --green:     #22c55e;
  --green-bg:  #052e16;
  --green-bdr: #166534;
  --amber:     #f59e0b;
  --amber-bg:  #1c1208;
  --amber-bdr: #92400e;
  --red:       #ef4444;
  --sidebar:   220px;  /* Desktop: full width */
  --r:         10px;
  --r-sm:      6px;
  --r-md:      7px;
  --r-xs:      4px;
  --shadow:    0 4px 24px rgba(0,0,0,.42);
  --shadow-sm: 0 2px 12px rgba(0,0,0,.3);
}

/* Light mode */
[data-theme="light"] {
  --bg:        #f8f9fa;
  --bg2:       #ffffff;
  --bg3:       #f1f3f5;
  --border:    #e1e4e8;
  --border2:   #d0d7de;
  --text:      #1f2937;
  --text2:     #4b5563;
  --text3:     #9ca3af;
  --accent:    #2563eb;
  --accent2:   #1d4ed8;
  --green:     #16a34a;
  --green-bg:  #dcfce7;
  --green-bdr: #86efac;
  --amber:     #d97706;
  --amber-bg:  #fef3c7;
  --amber-bdr: #fcd34d;
  --red:       #dc2626;
  --shadow:    0 4px 24px rgba(0,0,0,.08);
}

*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
body { font-family:'DM Sans',sans-serif; background:var(--bg); color:var(--text); display:flex; min-height:100vh; font-size:14px; }
a { color:inherit; text-decoration:none; }

/* ── Sidebar ──────────────────────────────────────────────────── */
.sidebar {
  width:var(--sidebar); background:var(--bg2); border-right:1px solid var(--border);
  display:flex; flex-direction:column; position:fixed; top:0; left:0; bottom:0; z-index:100;
  transition: width .25s ease;
  overflow: hidden;
  flex-shrink: 0;
}
.sidebar-brand {
  display:flex; align-items:center; gap:10px; padding:20px 16px 16px;
  border-bottom:1px solid var(--border);
}
.brand-icon { font-size:20px; color:var(--accent); }
.brand-title { font-family:'DM Serif Display',serif; font-size:14px; }
.brand-year  { font-size:11px; color:var(--text3); }

.nav-section-label {
  font-size:10px; font-weight:700; letter-spacing:.12em; text-transform:uppercase;
  color:var(--text3); padding:16px 16px 6px;
}
.nav-list { list-style:none; padding:0 8px; }
.nav-link {
  display:flex; align-items:center; gap:10px; padding:9px 10px; border-radius:7px;
  color:var(--text2); font-size:13px; transition:all .15s; margin-bottom:2px;
}
.nav-link:hover { color:var(--text); background:var(--bg3); }
.nav-link.active { color:var(--accent); background:rgba(79,142,247,.12); font-weight:600; }
.nav-icon { font-size:15px; width:18px; text-align:center; }

/* ── Main ────────────────────────────────────────────────────── */
.main-content {
  margin-left:var(--sidebar); flex:1; padding:32px 36px; max-width:1400px; position:relative;
  transition: margin-left .25s ease;
}

/* ── Page header ─────────────────────────────────────────────── */
.page-header { margin-bottom:24px; }
.page-header-inner { display:flex; align-items:flex-start; justify-content:space-between; }
.page-title { font-family:'DM Serif Display',serif; font-size:30px; font-weight:400; line-height:1.1; }
.page-title em { color:var(--accent); font-style:italic; }
.page-sub { color:var(--text2); margin-top:6px; font-size:13px; }
.header-right { display:flex; flex-direction:column; align-items:flex-end; gap:8px; }
.header-actions { display:flex; gap:8px; align-items:center; }
.month-nav { font-size:12px; color:var(--text3); transition:color .15s; }
.month-nav:hover { color:var(--accent); }
.year-nav { display:flex; align-items:center; gap:8px; }
.year-current { font-weight:700; font-size:15px; color:var(--text); padding:0 4px; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn-primary {
  background:var(--accent); color:#fff; border:none; border-radius:var(--r-md);
  padding:10px 22px; font-family:'DM Sans',sans-serif; font-size:13px;
  font-weight:600; cursor:pointer; transition:all .15s;
}
.btn-primary:hover { background:var(--accent2); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  background:transparent; border:1px solid var(--border2); color:var(--text2);
  border-radius:var(--r-sm); padding:6px 12px; font-size:12px; font-weight:600;
  cursor:pointer; transition:all .15s; display:inline-block;
}
.btn-ghost:hover {
  border-color:var(--accent); color:var(--accent);
  transform:translateY(-1px);
}
.btn-ghost:active { transform:translateY(0); }

.btn-pdf {
  display:inline-flex; align-items:center; gap:5px;
  background:rgba(79,142,247,.12); border:1px solid rgba(79,142,247,.4);
  color:var(--accent); border-radius:var(--r-md); padding:7px 14px; font-size:12px;
  font-weight:600; transition:all .15s; white-space:nowrap; cursor:pointer;
}
.btn-pdf:hover {
  background:rgba(79,142,247,.25);
  transform:translateY(-1px);
}
.btn-pdf:active { transform:translateY(0); }

.btn-add {
  background:transparent; border:1px solid var(--border2); color:var(--text2);
  border-radius:var(--r-sm); padding:6px 12px; font-size:12px; font-weight:600;
  cursor:pointer; transition:all .15s;
}
.btn-add:hover {
  border-color:var(--accent); color:var(--accent);
  background:rgba(79,142,247,.05);
}
.btn-add:active { transform:translateY(1px); }

.btn-save {
  background:rgba(79,142,247,.15); border:1px solid var(--accent); color:var(--accent);
  border-radius:var(--r-sm); padding:6px 12px; font-size:12px; cursor:pointer; transition:all .15s;
  white-space:nowrap;
}
.btn-save:hover {
  background:rgba(79,142,247,.3);
  transform:translateY(-1px);
}
.btn-save:active { transform:translateY(0); }

.btn-del {
  background:rgba(239,68,68,.1); border:1px solid rgba(239,68,68,.3); color:var(--red);
  border-radius:var(--r-sm); padding:6px 10px; font-size:13px; cursor:pointer; transition:all .15s;
  flex-shrink:0; align-self:flex-end;
}
.btn-del:hover {
  background:rgba(239,68,68,.25);
  border-color:rgba(239,68,68,.5);
}
.btn-del:active { transform:scale(0.95); }

/* ── Card ────────────────────────────────────────────────────── */
.card {
  background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--r); padding:20px 22px; margin-bottom:16px;
  box-shadow: var(--shadow-sm);
}
.card-header {
  display:flex; align-items:center; justify-content:space-between; margin-bottom:16px;
  flex-wrap: wrap;
  gap: 8px;
}
.card-header h2 {
  font-family:'DM Serif Display',serif;
  font-size:16px;
  font-weight:400;
  line-height: 1.2;
}

/* ── Maand layout ────────────────────────────────────────────── */
.maand-layout { display:grid; grid-template-columns:1fr 270px; gap:16px; align-items:start; }
.left-col { min-width:0; }
.right-col { position:sticky; top:24px; }

/* ── Days ────────────────────────────────────────────────────── */
.days-wrap { display:flex; flex-direction:column; gap:16px; }
.days-divider { height:1px; background:var(--border); }
.days-group-label {
  font-size:10px; font-weight:700; letter-spacing:.12em; text-transform:uppercase;
  margin-bottom:8px; padding:3px 6px; border-radius:4px; display:inline-block;
}
.thuis-label   { color:var(--green); background:var(--green-bg); border:1px solid var(--green-bdr); }
.kantoor-label { color:var(--amber); background:var(--amber-bg); border:1px solid var(--amber-bdr); }

.days-header-row, .days-row, .days-total-row {
  display:grid;
  grid-template-columns: 36px repeat(5, 34px) 34px;
  gap:3px; align-items:center; margin-bottom:3px;
}
.days-header-row { font-size:10px; font-weight:700; color:var(--text3); text-transform:uppercase; margin-bottom:4px; }
.days-header-row > * { text-align:center; }

.col-wk { font-size:11px; color:var(--text3); font-weight:600; text-align:center; }
.col-d  { display:flex; justify-content:center; }
.col-s  { font-size:12px; font-weight:700; color:var(--text2); text-align:center; }

.days-total-row {
  border-top:1px solid var(--border); padding-top:6px; margin-top:4px;
}
.days-total-row .col-wk { font-size:11px; font-weight:700; color:var(--text); }
.tot-cell { font-size:11px; color:var(--text3); text-align:center; }

/* ── Checkboxes ──────────────────────────────────────────────── */
.chk {
  width:30px; height:30px; border-radius:6px; border:2px solid var(--border2);
  background:var(--bg3); cursor:pointer; font-size:13px; font-weight:700;
  color:transparent; transition:all .12s; display:flex; align-items:center; justify-content:center;
}
.chk:hover { border-color:var(--accent); }
.chk.thuis.on   { background:var(--green-bg); border-color:var(--green); color:var(--green); }
.chk.kantoor.on { background:var(--amber-bg); border-color:var(--amber); color:var(--amber); }
.chk.thuis:not(.on):hover   { border-color:var(--green); }
.chk.kantoor:not(.on):hover { border-color:var(--amber); }

/* ── Legend ──────────────────────────────────────────────────── */
.legend { display:flex; gap:8px; }
.leg { font-size:10px; font-weight:700; padding:3px 8px; border-radius:4px; }
.leg.thuis   { color:var(--green); background:var(--green-bg); border:1px solid var(--green-bdr); }
.leg.kantoor { color:var(--amber); background:var(--amber-bg); border:1px solid var(--amber-bdr); }

/* ── Rit rows ────────────────────────────────────────────────── */
.rit-row {
  display:flex; gap:8px; align-items:flex-end; margin-bottom:8px; flex-wrap:wrap;
  padding:12px; background:var(--bg3); border-radius:var(--r-sm); border:1px solid var(--border);
}
.inp {
  background:var(--bg2); border:1px solid var(--border2); border-radius:var(--r-sm);
  padding:8px 10px; color:var(--text); font-family:'DM Sans',sans-serif;
  font-size:13px; transition:all .15s; min-width:0; width:100%;
}
.inp:focus {
  outline:none; border-color:var(--accent);
  box-shadow: 0 0 0 3px rgba(79,142,247,.1);
}
.inp::placeholder { color:var(--text3); }
.flex-2 { flex:2; }
.flex-3 { flex:3; }
.w80 { width:80px; flex:none; }
.empty-msg {
  color:var(--text3); font-size:13px; padding:20px;
  text-align:center; font-style:italic;
  background:var(--bg3); border-radius:var(--r-sm);
  border:1px dashed var(--border);
}

/* ── Extra grid ──────────────────────────────────────────────── */
.extra-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-bottom:16px;
}
.extra-grid label {
  display:flex; flex-direction:column; gap:5px; font-size:11px;
  font-weight:600; color:var(--text2); letter-spacing:.06em; text-transform:uppercase;
}
.extra-grid input {
  background:var(--bg3); border:1px solid var(--border2); border-radius:var(--r-sm);
  padding:8px 10px; color:var(--text); font-family:'DM Sans',sans-serif; font-size:13px;
  transition:all .15s;
}
.extra-grid input:focus {
  outline:none; border-color:var(--accent);
  box-shadow: 0 0 0 3px rgba(79,142,247,.1);
}
.extra-grid input[type="date"] { color-scheme:dark; }
[data-theme="light"] .extra-grid input[type="date"] { color-scheme:light; }

/* ── Summary card ────────────────────────────────────────────── */
.summary-card h2 { font-family:'DM Serif Display',serif; font-size:16px; font-weight:400; margin-bottom:14px; }
.sum-section-label {
  font-size:9px; font-weight:700; text-transform:uppercase; letter-spacing:.12em;
  color:var(--text3); border-top:1px solid var(--border); padding:8px 0 5px; margin:4px 0;
}
.sum-section-label:first-of-type { border-top:none; padding-top:0; }
.sum-rows { display:flex; flex-direction:column; gap:3px; }
.sum-row { display:flex; justify-content:space-between; font-size:12px; padding:2px 0; }
.sum-row span:first-child { color:var(--text2); }
.sum-row .money { font-variant-numeric:tabular-nums; font-weight:600; }
.sum-total {
  display:flex; justify-content:space-between; align-items:center;
  background:rgba(79,142,247,.1); border:1px solid rgba(79,142,247,.3);
  border-radius:8px; padding:12px 14px; margin-top:14px;
  font-family:'DM Serif Display',serif; font-size:18px; color:var(--accent);
}
.sum-total span:first-child { font-size:10px; font-weight:700; letter-spacing:.12em; text-transform:uppercase; }

/* ── Badges ──────────────────────────────────────────────────── */
.badge-done { color:var(--green); font-size:12px; font-weight:700; }
.badge-open { color:var(--text3); font-size:12px; }

/* ── Overzicht ───────────────────────────────────────────────── */
.stat-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-bottom:20px;
}
.stat-card {
  background:var(--bg2); border:1px solid var(--border); border-radius:var(--r);
  padding:18px 20px; transition:all .2s;
}
.stat-card:hover { transform:translateY(-2px); box-shadow:var(--shadow-sm); }
.stat-card.accent {
  border-color:rgba(79,142,247,.4); background:rgba(79,142,247,.07);
}
.stat-val { font-family:'DM Serif Display',serif; font-size:22px; color:var(--text); margin-bottom:4px; }
.stat-card.accent .stat-val { color:var(--accent); }
.stat-label { font-size:11px; color:var(--text3); font-weight:600; text-transform:uppercase; letter-spacing:.08em; }

.month-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-bottom:4px;
}
.month-card {
  background:var(--bg2); border:1px solid var(--border); border-radius:var(--r);
  padding:16px; display:block; transition:all .2s; position:relative; overflow:hidden;
  cursor:pointer;
}
.month-card:hover {
  border-color:var(--border2); transform:translateY(-3px);
  box-shadow:var(--shadow);
}
.month-card.has-data::before {
  content:''; position:absolute; top:0; left:0; right:0; height:2px; background:var(--accent);
}
.mc-num  { font-size:10px; color:var(--text3); font-weight:700; letter-spacing:.08em; margin-bottom:3px; }
.mc-name { font-family:'DM Serif Display',serif; font-size:16px; margin-bottom:10px; }
.mc-total { font-size:15px; font-weight:700; color:var(--accent); }
.mc-status { position:absolute; top:10px; right:12px; font-size:11px; }
.mc-status.declared { color:var(--green); font-weight:700; }

/* ── Table ───────────────────────────────────────────────────── */
.table-wrap { overflow-x:auto; }
.overzicht-table { width:100%; border-collapse:collapse; font-size:12px; }
.overzicht-table th {
  font-size:9.5px; font-weight:700; text-transform:uppercase; letter-spacing:.08em;
  color:var(--text3); text-align:right; padding:7px 10px; border-bottom:1px solid var(--border);
  white-space:nowrap;
}
.overzicht-table th:first-child { text-align:left; }
.overzicht-table td {
  padding:9px 10px; text-align:right; border-bottom:1px solid var(--border);
  font-variant-numeric:tabular-nums; transition:background .15s;
}
.overzicht-table td:first-child { text-align:left; }
.overzicht-table tbody tr:hover td { background:var(--bg3); }
.overzicht-table tr.alt td { background:var(--bg3); }
.col-tot { color:var(--accent); font-weight:700; }
.foot-row td { background:var(--bg3); border-top:2px solid var(--border2); font-weight:700; color:var(--accent); }
.tbl-link { color:var(--text); font-weight:600; transition:color .15s; }
.tbl-link:hover { color:var(--accent); }
.loading-cell { text-align:center; padding:2rem; color:var(--text3); }

/* ── Gebruikers table (all left-aligned) ─────────────────────── */
.gebruikers-table th,
.gebruikers-table td { text-align:left; }

/* ── Instellingen ────────────────────────────────────────────── */
.inst-layout { max-width:680px; }
.inst-card { }
.inst-section { margin-bottom:24px; }
.inst-section-title {
  font-size:13px; font-weight:700; color:var(--text); margin-bottom:14px;
  display:flex; align-items:center; gap:8px;
}
.inst-icon { font-size:16px; }
.inst-grid { display:flex; flex-direction:column; gap:14px; }
.inst-grid label {
  display:flex; flex-direction:column; gap:6px; font-size:13px; font-weight:500; color:var(--text);
}
.inst-grid label small { color:var(--text3); font-size:11px; font-weight:400; }
.inp-unit { display:flex; align-items:center; gap:0; max-width:200px; }
.inp-unit input {
  flex:1; background:var(--bg3); border:1px solid var(--border2); border-radius:var(--r-sm) 0 0 var(--r-sm);
  padding:9px 12px; color:var(--text); font-family:'DM Sans',sans-serif; font-size:14px;
  font-weight:600; transition:all .15s;
}
.inp-unit input:focus {
  outline:none; border-color:var(--accent);
  box-shadow: 0 0 0 3px rgba(79,142,247,.1);
}
.unit {
  background:var(--bg3); border:1px solid var(--border2); border-left:none;
  padding:9px 12px; color:var(--text3); font-size:12px; border-radius:0 var(--r-sm) var(--r-sm) 0;
  white-space:nowrap; transition:border-color .15s;
}
.inp-unit input:focus + .unit {
  border-color:var(--accent);
}
.inst-preview {
  background:var(--bg3); border:1px solid var(--border); border-radius:var(--r);
  padding:16px 20px; margin:20px 0;
}
.preview-title {
  font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.08em;
  color:var(--text3); margin-bottom:12px;
}
.preview-grid { display:flex; flex-direction:column; gap:6px; }
.preview-row { display:flex; justify-content:space-between; font-size:13px; color:var(--text2); }
.preview-row span:last-child { font-weight:600; color:var(--text); font-variant-numeric:tabular-nums; }
.preview-total {
  display:flex; justify-content:space-between; font-size:14px; font-weight:700;
  color:var(--accent); border-top:1px solid var(--border); padding-top:8px; margin-top:6px;
}
.inst-actions { display:flex; align-items:center; gap:16px; }
.inst-note { font-size:11px; color:var(--text3); }
.save-banner {
  background:rgba(34,197,94,.1); border:1px solid rgba(34,197,94,.3); color:var(--green);
  border-radius:7px; padding:10px 14px; font-size:13px; font-weight:600; margin-bottom:16px;
}

/* ── Toast ───────────────────────────────────────────────────── */
.toast {
  position:fixed; bottom:24px; right:20px; background:var(--bg3);
  border:1px solid var(--border2); color:var(--text); padding:10px 20px;
  border-radius:8px; font-size:13px; font-weight:600; box-shadow:var(--shadow);
  opacity:0; transform:translateY(10px); transition:all .2s ease; pointer-events:none; z-index:999;
  animation: toastIn .2s ease;
}
.toast.show { opacity:1; transform:translateY(0); pointer-events:auto; }

@keyframes toastIn {
  from { opacity:0; transform:translateY(10px); }
  to { opacity:1; transform:translateY(0); }
}

/* ── Scrollbar ───────────────────────────────────────────────── */
::-webkit-scrollbar { width:6px; height:6px; }
::-webkit-scrollbar-track { background:var(--bg); }
::-webkit-scrollbar-thumb { background:var(--border2); border-radius:3px; }

.preview-section {
  font-size:10px; font-weight:700; text-transform:uppercase; letter-spacing:.1em;
  color:var(--accent); margin-top:8px; margin-bottom:3px;
}

/* ── Auth (login/setup) ──────────────────────────────────────── */
.auth-body { display:flex; align-items:center; justify-content:center; min-height:100vh; background:var(--bg); }
.auth-wrap  { width:100%; max-width:400px; padding:24px; }
.auth-card  { background:var(--bg2); border:1px solid var(--border); border-radius:var(--r); padding:36px; }
.auth-brand { display:flex; align-items:center; gap:10px; margin-bottom:28px; }
.auth-title { font-family:'DM Serif Display',serif; font-size:22px; font-weight:400; margin-bottom:20px; }
.auth-sub   { color:var(--text2); font-size:13px; margin-bottom:20px; margin-top:-14px; }
.auth-label { display:flex; flex-direction:column; gap:5px; font-size:12px; font-weight:600;
              color:var(--text2); letter-spacing:.05em; text-transform:uppercase; margin-bottom:14px; }
.auth-label small { font-weight:400; text-transform:none; letter-spacing:0; }
.auth-input { background:var(--bg3); border:1px solid var(--border2); border-radius:var(--r-md);
              padding:11px 14px; color:var(--text); font-family:'DM Sans',sans-serif;
              font-size:14px; transition:all .15s; width:100%; }
.auth-input:focus { outline:none; border-color:var(--accent);
                    box-shadow: 0 0 0 3px rgba(79,142,247,.1); }
.auth-btn   { width:100%; background:var(--accent); color:#fff; border:none; border-radius:7px;
              padding:11px; font-family:'DM Sans',sans-serif; font-size:14px; font-weight:600;
              cursor:pointer; margin-top:8px; transition:background .15s; }
.auth-btn:hover { background:var(--accent2); }
.auth-banner { border-radius:7px; padding:10px 14px; font-size:13px; font-weight:500; margin-bottom:16px; }
.auth-banner.error { background:rgba(239,68,68,.1); border:1px solid rgba(239,68,68,.3); color:#fca5a5; }
.auth-banner.ok    { background:rgba(34,197,94,.1); border:1px solid rgba(34,197,94,.3); color:var(--green); }
.error-banner { background:rgba(239,68,68,.1)!important; border:1px solid rgba(239,68,68,.3)!important; color:#fca5a5!important; }

/* ── Sidebar footer (user + logout) ─────────────────────────── */
.sidebar-footer { margin-top:auto; border-top:1px solid var(--border); padding:12px 12px 16px; }
.sidebar-user   { display:flex; align-items:center; gap:8px; margin-bottom:8px; }
.user-icon  { color:var(--accent); font-size:14px; }
.user-name  { font-size:12px; font-weight:600; color:var(--text2); overflow:hidden;
              text-overflow:ellipsis; white-space:nowrap; }
.logout-btn {
  display:block; text-align:center; font-size:12px; font-weight:600;
  color:var(--text3); background:var(--bg3); border:1px solid var(--border);
  border-radius:var(--r-sm); padding:6px; transition:all .15s; cursor:pointer;
}
.logout-btn:hover {
  color:var(--red); border-color:rgba(239,68,68,.4);
  background:rgba(239,68,68,.05); transform:translateY(-1px);
}
.logout-btn:active { transform:translateY(0); }

/* ── Tarieven historisch badge ───────────────────────────────── */
.tarieven-badge {
  display:inline-flex; align-items:center; gap:5px; font-size:10px; font-weight:700;
  letter-spacing:.06em; text-transform:uppercase; padding:3px 8px; border-radius:4px;
}
.tarieven-badge.historisch { color:#fbbf24; background:rgba(251,191,36,.1); border:1px solid rgba(251,191,36,.3); }
.tarieven-badge.actueel    { color:var(--green); background:var(--green-bg); border:1px solid var(--green-bdr); }

/* ── Huidige week highlight ──────────────────────────────────── */
.days-row.current-week {
  background: rgba(79,142,247,.07);
  border-radius: 6px;
  outline: 1px solid rgba(79,142,247,.2);
}
.days-row.current-week .col-wk {
  color: var(--accent);
  font-weight: 700;
}

/* ── Disabled dag cel (valt buiten de maand) ─────────────────── */
.chk-disabled {
  width:30px; height:30px; border-radius:6px;
  background: repeating-linear-gradient(
    45deg, transparent, transparent 3px,
    rgba(255,255,255,.03) 3px, rgba(255,255,255,.03) 6px
  );
  border: 1px dashed var(--border);
  opacity: 0.4;
}

/* ── Checkbox label (gebruikersbeheer) ───────────────────────── */
.checkbox-label {
  display:flex; align-items:center; gap:10px; font-size:13px;
  font-weight:500; color:var(--text); cursor:pointer;
}
.checkbox-label input[type="checkbox"] {
  width:16px; height:16px; accent-color:var(--accent); cursor:pointer;
}

/* ── Actief jaar knop in overzicht ───────────────────────────── */
.active-year {
  background: rgba(79,142,247,.2) !important;
  border-color: var(--accent) !important;
  color: var(--accent) !important;
  font-weight: 700;
}

/* ── Sidebar divider ──────────────────────────────────────────── */
.sidebar-divider {
  height: 1px;
  background: var(--border);
  margin: 16px 12px;
}

/* ── Theme toggle ─────────────────────────────────────────────── */
.theme-toggle-sidebar {
  margin: 0 12px 0;
  padding: 8px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  transition: all .15s;
  font-size: 12px;
  font-weight: 600;
  color: var(--text2);
}
.theme-toggle-sidebar:hover {
  background: var(--bg2);
  border-color: var(--border2);
  color: var(--text);
  transform: translateY(-1px);
}
.theme-toggle-sidebar:active {
  transform: translateY(0);
}
.theme-icon {
  font-size: 14px;
}

/* ── Language toggle ─────────────────────────────────────────── */
.lang-toggle-sidebar {
  margin: 8px 12px 0;
  padding: 6px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  display: flex;
  gap: 4px;
}
.lang-option {
  flex: 1;
  text-align: center;
  padding: 6px 8px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text2);
  background: transparent;
  border-radius: var(--r-xs);
  transition: all .15s;
  text-decoration: none;
  display: block;
}
.lang-option:hover {
  color: var(--text);
  background: var(--bg2);
}
.lang-option.active {
  color: var(--accent);
  background: rgba(79,142,247,.12);
  font-weight: 700;
}

/* ── Bottom Navigation (Mobile) ──────────────────────────────── */
.bottom-nav {
  display: none; /* Hidden by default, shown on mobile */
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  z-index: 200;
  height: 62px;
  box-shadow: 0 -2px 12px rgba(0,0,0,.3);
}
.bottom-nav-inner {
  display: flex;
  height: 100%;
}
.bottom-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 11px;
  font-weight: 500;
  color: var(--text2);
  padding: 8px 0;
  transition: all .15s;
  text-decoration: none;
}
.bottom-nav-item:active {
  background: var(--bg3);
}
.bottom-nav-item.active {
  color: var(--accent);
  font-weight: 700;
}
.bottom-nav-icon {
  font-size: 18px;
  line-height: 1;
}
.bottom-nav-label {
  font-size: 11px;
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE / MOBILE
   ══════════════════════════════════════════════════════════════ */

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1000;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 10px 12px;
  cursor: pointer;
  font-size: 20px;
  color: var(--text);
  transition: all .2s;
  box-shadow: var(--shadow-sm);
}
.mobile-menu-toggle:hover {
  background: var(--bg3);
  border-color: var(--border2);
  transform: scale(1.05);
}
.mobile-menu-toggle:active {
  transform: scale(0.95);
}

/* Mobile overlay */
.mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,.6);
  z-index: 150;
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.mobile-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ══ TABLET: 640px - 1023px (icon-only sidebar) ════════════════ */
@media (min-width: 640px) and (max-width: 1023px) {
  :root {
    --sidebar: 60px;  /* Tablet: icon-only width */
  }

  /* Hide sidebar labels on tablet */
  .sidebar-brand > div,
  .nav-section-label,
  .nav-link span:not(.nav-icon),
  .theme-label,
  .user-name,
  .logout-btn {
    display: none;
  }

  /* Compact language toggle on tablet */
  .lang-toggle-sidebar {
    margin: 8px;
    justify-content: center;
  }
  .lang-option {
    padding: 8px 6px;
    font-size: 10px;
  }

  /* Center icons in sidebar */
  .sidebar-brand {
    justify-content: center;
    padding: 16px 8px;
  }

  .nav-link {
    justify-content: center;
    padding: 12px;
  }

  .theme-toggle-sidebar {
    justify-content: center;
    padding: 12px;
  }

  .sidebar-user {
    justify-content: center;
  }

  .sidebar-footer {
    padding: 12px 8px 16px;
  }
}

/* ══ MOBILE: < 640px (hidden sidebar, bottom nav) ═══════════════ */
@media (max-width: 639px) {
  :root {
    --sidebar: 0px;  /* Mobile: no sidebar */
  }

  /* Show mobile menu toggle */
  .mobile-menu-toggle {
    display: block;
  }

  /* Hide sidebar by default on mobile */
  .sidebar {
    transform: translateX(-100%);
    transition: transform .3s;
    z-index: 200;
    width: 260px;  /* Full width when open */
  }
  .sidebar.mobile-open {
    transform: translateX(0);
  }

  /* Show bottom navigation on mobile */
  .bottom-nav {
    display: block;
  }

  /* Adjust main content for mobile with bottom nav */
  .main-content {
    margin-left: 0;
    padding: 70px 16px 82px; /* Extra bottom padding for bottom nav */
  }

  /* Page header responsive */
  .page-header-inner {
    flex-direction: column;
    gap: 16px;
  }
  .header-right {
    width: 100%;
    align-items: flex-start;
  }
  .header-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  /* Month layout - stack on mobile */
  .maand-layout {
    grid-template-columns: 1fr;
  }
  .right-col {
    position: static;
  }

  /* Days grid - make scrollable */
  .days-header-row, .days-row, .days-total-row {
    min-width: 280px;
  }
  .card {
    overflow-x: auto;
  }

  /* Stats grid - 2 columns on mobile */
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Month grid - 2 columns on mobile */
  .month-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Tables scrollable */
  .table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .overzicht-table {
    min-width: 600px;
  }

  /* Forms - full width */
  .inst-layout {
    max-width: 100%;
  }
  .inst-grid {
    max-width: 100% !important;
  }
  .extra-grid {
    grid-template-columns: 1fr;
  }

  /* Year nav - smaller on mobile */
  .year-nav {
    font-size: 13px;
  }

  /* Page title smaller */
  .page-title {
    font-size: 24px;
  }
}