/* ─── VARIABLES ─────────────────────────────────────────────── */
:root {
  --paars:     #4c378a;
  --lila:      #c697c5;
  --oranje:    #f5bf84;
  --lichtgrijs:#d1d2d8;
  --rood:      #dd4a31;
  --geel:      #fcedae;
  --roze:      #f2d5d5;
  --blauw:     #96cbd8;
  --donker:    #343b45;
  --groen:     #b8e0b8;
  --wit:       #ffffff;
  --bg:        #f7f7f9;

  --border:    1px solid var(--lichtgrijs);
  --radius:    10px;
  --radius-lg: 20px;
  --shadow:    0 2px 12px rgba(0,0,0,0.08);
  --trans:     0.18s ease;
}

/* ─── RESET ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Montserrat', sans-serif;
  font-weight: 400;
  font-size: 18px;
  line-height: 1.65;
  color: var(--donker);
  background: var(--geel);
  min-height: 100vh;
}

.hidden { display: none !important; }

/* ─── AUTH OVERLAY ──────────────────────────────────────────── */
.auth-overlay {
  position: fixed;
  inset: 0;
  background: var(--geel);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 16px;
}

.auth-box {
  background: var(--wit);
  padding: 48px 40px 40px;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 380px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.25);
}

.auth-logo {
  width: 56px;
  height: 56px;
  background: var(--donker);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.05em;
  margin: 0 auto 20px;
}

.auth-box h1 {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.12em;
  color: var(--donker);
  line-height: 1.3;
  margin-bottom: 8px;
}

.auth-box > p {
  font-size: 14px;
  color: #888;
  margin-bottom: 28px;
}

.auth-box input[type="password"] {
  width: 100%;
  padding: 12px 16px;
  border: var(--border);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: 16px;
  outline: none;
  transition: border-color var(--trans);
  margin-bottom: 6px;
  background: var(--bg);
}

.auth-box input[type="password"]:focus { border-color: var(--donker); background: white; }

.auth-box button[type="submit"] {
  width: 100%;
  margin-top: 12px;
  padding: 13px;
  background: var(--donker);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: background var(--trans);
}

.auth-box button[type="submit"]:hover { background: #222930; }

.error {
  color: var(--rood);
  font-size: 13px;
  margin-top: 4px;
}

/* ─── HEADER ────────────────────────────────────────────────── */
.app-header {
  background: var(--geel);
  color: var(--donker);
  padding: 18px 24px 14px;
  border-bottom: 3px solid var(--oranje);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 1400px;
  margin: 0 auto;
}

.header-left { flex: 1; min-width: 0; }

.header-title {
  font-weight: 700;
  font-size: clamp(14px, 2.5vw, 20px);
  letter-spacing: 0.14em;
  line-height: 1.25;
}

.header-date {
  font-size: 13px;
  opacity: 0.65;
  margin-top: 4px;
  text-transform: capitalize;
}

/* ─── HEADER NAV ────────────────────────────────────────────── */
.header-nav {
  display: flex;
  gap: 28px;
  align-items: center;
  flex-shrink: 0;
}

.nav-link {
  color: var(--donker);
  text-decoration: none;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.5;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
  transition: opacity var(--trans), border-color var(--trans);
  white-space: nowrap;
}

.nav-link:hover  { opacity: 0.85; }
.nav-link.active { opacity: 1; border-bottom-color: var(--donker); }

/* ─── MAIN ──────────────────────────────────────────────────── */
.app-main {
  padding: 24px 16px 48px;
  max-width: 1400px;
  margin: 0 auto;
}

.page-header-bar { margin-bottom: 20px; }

.section-title {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--donker);
}

/* ─── TOOLBAR ───────────────────────────────────────────────── */
.page-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
  align-items: center;
}

#search-input {
  flex: 1;
  min-width: 200px;
  padding: 10px 16px;
  border: var(--border);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: 16px;
  outline: none;
  background: white;
  transition: border-color var(--trans);
}

#search-input:focus { border-color: var(--donker); }

.filters { display: flex; gap: 8px; flex-wrap: wrap; }

.filters select {
  padding: 10px 12px;
  border: var(--border);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: 15px;
  background: white;
  cursor: pointer;
  outline: none;
  transition: border-color var(--trans);
}

.filters select:focus { border-color: var(--donker); }

/* ─── BUTTONS ───────────────────────────────────────────────── */
.btn-primary {
  padding: 10px 20px;
  background: var(--donker);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--trans);
}

.btn-primary:hover { background: #222930; }

.btn-delete {
  background: none;
  border: none;
  color: var(--rood);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 2px 6px;
  opacity: 0.45;
  transition: opacity var(--trans);
}

.btn-delete:hover { opacity: 1; }

.btn-restore {
  padding: 6px 12px;
  background: none;
  border: 1px solid var(--donker);
  color: var(--donker);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--trans);
}

.btn-restore:hover { background: var(--donker); color: white; }

.btn-delete-sm {
  background: none;
  border: none;
  color: var(--rood);
  font-size: 20px;
  cursor: pointer;
  opacity: 0.4;
  transition: opacity var(--trans);
  padding: 0 6px;
  line-height: 1;
}

.btn-delete-sm:hover { opacity: 1; }

/* ─── TABLE ─────────────────────────────────────────────────── */
.table-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: var(--border);
  border-radius: var(--radius-lg);
  background: white;
  box-shadow: var(--shadow);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
  min-width: 820px;
}

thead { background: #fff8e6; }

th {
  padding: 12px 14px;
  text-align: left;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--donker);
  border-bottom: var(--border);
  white-space: nowrap;
  position: relative; /* voor resize handle */
  overflow: hidden;
}

td {
  padding: 8px 10px;
  border-bottom: 1px solid #f0f0f3;
  vertical-align: top;
  overflow: visible;
}

tr:last-child td { border-bottom: none; }
tr { transition: background var(--trans); overflow: visible; }

.col-drag        { width: 30px;  padding: 0 4px !important; vertical-align: middle !important; }
.col-taak        { width: 22%; }
.col-status      { width: 120px; }
.col-personen    { width: 210px; min-width: 210px; position: relative; }
.col-deadline    { width: 165px; }
.col-opmerkingen { width: auto; }
.col-actions     { width: 44px; text-align: center; }

.empty-message {
  text-align: center;
  color: #aaa;
  font-size: 15px;
  padding: 32px !important;
  font-style: italic;
}

/* ─── RESIZE HANDLE ─────────────────────────────────────────── */
.col-resize-handle {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  cursor: col-resize;
  z-index: 10;
  transition: background var(--trans);
}

.col-resize-handle:hover,
.col-resize-handle.resizing {
  background: rgba(52,59,69,0.2);
}

/* ─── DRAG & DROP ───────────────────────────────────────────── */
.drag-handle {
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: grab;
  color: var(--lichtgrijs);
  font-size: 18px;
  padding: 4px 2px;
  user-select: none;
  line-height: 1;
  transition: color var(--trans);
}

.drag-handle:hover  { color: #999; }
.drag-handle:active { cursor: grabbing; }

tr.dragging         { opacity: 0.35; }
tr.drag-over > td   { background: #fff3cc !important; outline: 2px dashed var(--oranje); outline-offset: -2px; }

/* ─── DEADLINE COLORS ───────────────────────────────────────── */
tr.deadline-soon > td    { background: var(--roze) !important; }
tr.deadline-expired > td { background: rgba(221, 74, 49, 0.3) !important; }

/* ─── TABLE INPUTS ──────────────────────────────────────────── */
.table-input {
  width: 100%;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 5px 6px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 400;
  font-size: 16px;
  background: transparent;
  resize: none;
  outline: none;
  transition: border-color var(--trans), background var(--trans);
  color: inherit;
  display: block;
}

.table-input:hover { border-color: var(--lichtgrijs); }
.table-input:focus { border-color: var(--donker); background: white; }

/* Taak-kolom in bold */
.col-taak .table-input { font-weight: 700; }

.table-select {
  width: 100%;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 5px 6px;
  font-family: 'Montserrat', sans-serif;
  font-size: 15px;
  cursor: pointer;
  outline: none;
  transition: border-color var(--trans);
  color: var(--donker);
  background: transparent;
}

.table-select:hover { border-color: var(--lichtgrijs); }
.table-select:focus { border-color: var(--donker); }

/* ─── CONCERT BADGE ─────────────────────────────────────────── */
.concert-badge {
  font-size: 12px;
  color: #888;
  font-style: italic;
  margin-top: 3px;
}

/* ─── CHIPS ─────────────────────────────────────────────────── */
.chip {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  white-space: nowrap;
  color: var(--donker);
  line-height: 1.6;
}

.chips-row { display: flex; flex-wrap: wrap; gap: 4px; }

/* ─── PERSONEN MULTI-SELECT ─────────────────────────────────── */
.personen-select { position: relative; cursor: pointer; }

.personen-display {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  padding: 4px 5px;
  border: 1px solid transparent;
  border-radius: 6px;
  min-height: 32px;
  transition: border-color var(--trans);
  user-select: none;
}

.personen-display:hover               { border-color: var(--lichtgrijs); }
.personen-select.open .personen-display { border-color: var(--donker); }

.personen-display .placeholder {
  color: #bbb;
  font-size: 14px;
  padding: 1px 3px;
  align-self: center;
}

.personen-dropdown {
  display: none;
  position: fixed;
  z-index: 1000;
  background: white;
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: 0 6px 20px rgba(0,0,0,0.12);
  min-width: 180px;
  padding: 6px;
}

.personen-select.open .personen-dropdown { display: block; }

.personen-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  cursor: pointer;
  border-radius: 6px;
  transition: background var(--trans);
}

.personen-option:hover { background: #f5f5f8; }
.personen-option input[type="checkbox"] { cursor: pointer; accent-color: var(--donker); }

/* ─── STATUS BADGE (read-only) ──────────────────────────────── */
.status-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--donker);
}

/* ─── SETTINGS PAGE ─────────────────────────────────────────── */
.settings-section {
  background: white;
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}

.settings-title {
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--donker);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: var(--border);
}

.settings-list { margin-bottom: 4px; }

.settings-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid #f3f3f5;
}

.settings-item:last-child { border-bottom: none; }

.settings-item-left { display: flex; align-items: center; gap: 10px; }

.color-swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.08);
  flex-shrink: 0;
}

.settings-item-name { font-size: 15px; }

.add-form {
  display: flex;
  gap: 8px;
  margin-top: 20px;
  flex-wrap: wrap;
  align-items: center;
}

.add-form input[type="text"] {
  flex: 1;
  min-width: 160px;
  padding: 10px 14px;
  border: var(--border);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: 16px;
  outline: none;
  transition: border-color var(--trans);
  background: white;
}

.add-form input[type="text"]:focus { border-color: var(--donker); }

.add-form input[type="color"] {
  width: 42px;
  height: 42px;
  border: var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 3px;
  background: white;
  flex-shrink: 0;
}

/* ─── PASSWORD FORM ─────────────────────────────────────────── */
.pw-form { display: flex; flex-direction: column; gap: 10px; max-width: 360px; }

.pw-form-field input[type="password"] {
  width: 100%;
  padding: 10px 14px;
  border: var(--border);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: 16px;
  outline: none;
  transition: border-color var(--trans);
  background: white;
}

.pw-form-field input[type="password"]:focus { border-color: var(--donker); }

.pw-success { color: #2e7d32; font-size: 14px; }

/* ─── CONCERTEN PAGE ─────────────────────────────────────────── */
.concert-layout {
  display: grid;
  grid-template-columns: 270px 1fr;
  gap: 20px;
  align-items: start;
}

.concert-sidebar {
  background: white;
  border: var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  position: sticky;
  top: 90px;
  max-height: calc(100vh - 110px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.concert-sidebar-toolbar {
  padding: 14px 14px 10px;
  border-bottom: var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

#concert-search {
  width: 100%;
  padding: 9px 12px;
  border: var(--border);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: 15px;
  outline: none;
  background: var(--bg);
  transition: border-color var(--trans);
}

#concert-search:focus { border-color: var(--donker); }

#concert-list { overflow-y: auto; padding: 8px; flex: 1; }

.concert-tab {
  padding: 11px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--trans);
  margin-bottom: 3px;
  border: 1px solid transparent;
}

.concert-tab:hover  { background: #fdf7e6; }
.concert-tab.active { background: var(--geel); border-color: var(--oranje); }

.concert-tab-naam  { font-weight: 700; font-size: 15px; display: block; }
.concert-tab-datum { font-size: 13px; color: #888; display: block; margin-top: 2px; }

.concert-list-empty { color: #bbb; font-size: 14px; padding: 16px; font-style: italic; }

.concert-detail {
  background: white;
  border: var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 28px;
  min-height: 300px;
}

.concert-empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: #aaa;
  font-style: italic;
  font-size: 16px;
}

.concert-detail-inner { display: flex; flex-direction: column; gap: 24px; }

.concert-meta-fields {
  display: grid;
  grid-template-columns: 1fr 160px 1fr;
  gap: 10px;
  align-items: center;
}

.concert-naam-input {
  font-size: 20px !important;
  font-weight: 700 !important;
  border: none !important;
  border-bottom: 2px solid var(--lichtgrijs) !important;
  border-radius: 0 !important;
  padding: 6px 0 !important;
  background: transparent !important;
}

.concert-naam-input:focus { border-bottom-color: var(--donker) !important; background: transparent !important; }

.concert-tasks-section { display: flex; flex-direction: column; gap: 10px; }

.concert-tasks-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-label {
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--donker);
  opacity: 0.6;
}

.concert-opmerkingen-section { display: flex; flex-direction: column; gap: 8px; }

.concert-opmerkingen-input {
  width: 100%;
  min-height: 100px;
  padding: 10px 14px;
  border: var(--border);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: 16px;
  resize: vertical;
  outline: none;
  transition: border-color var(--trans);
  background: white;
}

.concert-opmerkingen-input:focus { border-color: var(--donker); }

.concert-detail-footer { padding-top: 16px; border-top: var(--border); }

.btn-delete-concert {
  padding: 8px 18px;
  background: none;
  border: 1px solid var(--rood);
  color: var(--rood);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: all var(--trans);
}

.btn-delete-concert:hover { background: var(--rood); color: white; }

/* Concert-tabel heeft geen drag-kolom en kan smaller zijn */
#concert-tasks-table { min-width: 700px; }

/* ─── DATUM-RIJEN (concerten) ────────────────────────────────── */
.datums-section {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.datums-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.datum-rij {
  display: grid;
  grid-template-columns: 160px 110px 1fr 36px;
  gap: 8px;
  align-items: center;
  background: var(--bg);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: 10px 14px;
  transition: border-color var(--trans);
}

.datum-rij:focus-within {
  border-color: var(--donker);
  background: white;
}

.datum-rij .table-input {
  background: transparent;
  font-size: 15px;
}

.datum-rij .table-input:focus {
  background: white;
}

.btn-delete-datum {
  background: none;
  border: none;
  color: var(--rood);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  opacity: 0.35;
  transition: opacity var(--trans);
  padding: 0;
  justify-self: center;
  align-self: center;
}

.btn-delete-datum:hover { opacity: 1; }

.btn-add-datum {
  width: 100%;
  padding: 10px;
  background: none;
  border: 1px dashed var(--lichtgrijs);
  border-radius: var(--radius-lg);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: #aaa;
  cursor: pointer;
  transition: all var(--trans);
  text-align: center;
}

.btn-add-datum:hover {
  color: var(--donker);
  border-color: var(--donker);
  border-style: solid;
}

/* ─── ROW FADE-OUT ───────────────────────────────────────────── */
@keyframes fadeOut {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(20px); }
}

.row-removing { animation: fadeOut 0.4s ease forwards; pointer-events: none; }

/* ─── RESPONSIVE ────────────────────────────────────────────── */
@media (max-width: 900px) {
  .concert-layout {
    grid-template-columns: 1fr;
  }
  .concert-sidebar {
    position: static;
    max-height: 260px;
  }
}

@media (max-width: 700px) {
  .app-header  { padding: 12px; }
  .header-nav  { gap: 16px; }
  .app-main    { padding: 16px 10px 40px; }

  .page-toolbar        { flex-direction: column; align-items: stretch; }
  #search-input        { min-width: 100%; }
  .filters             { width: 100%; }
  .filters select      { flex: 1; }
  .btn-primary         { text-align: center; }

  th, td { padding: 8px; }
  .settings-section  { padding: 20px 16px; }
  .concert-detail    { padding: 16px; }
  .concert-meta-fields { grid-template-columns: 1fr; }

  /* Datum-rijen stapelen verticaal op mobiel */
  .datum-rij {
    grid-template-columns: 1fr 36px;
  }
  .datum-rij .datum-datum    { grid-column: 1; grid-row: 1; }
  .datum-rij .datum-tijd     { grid-column: 1; grid-row: 2; }
  .datum-rij .datum-locatie  { grid-column: 1; grid-row: 3; }
  .datum-rij .btn-delete-datum {
    grid-column: 2;
    grid-row: 1 / 4;
    align-self: center;
  }
}