/* ═══════════════════════════════════════════════════════════
   RIEoptimaal – Huisstijl gebaseerd op VMTA / CursusOptimaal
   ═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;800&display=swap');

:root {
  --bg-base:      #040814;
  --bg-card:      #0b1121;
  --bg-input:     #080c17;
  --bg-section:   #0d1526;
  --border:       rgba(255, 255, 255, 0.08);
  --border-focus: #38bdf8;

  --text-main:  #f8fafc;
  --text-muted: #94a3b8;
  --text-label: #64748b;

  --primary:      #22d3ee;
  --primary-glow: rgba(34, 211, 238, 0.15);
  --primary-dim:  rgba(34, 211, 238, 0.4);
  --accent:       #a855f7;
  --gradient:     linear-gradient(135deg, #22d3ee, #a855f7);

  --success:     #10b981;
  --success-bg:  rgba(16, 185, 129, 0.1);
  --success-bdr: rgba(16, 185, 129, 0.25);

  --danger:      #ef4444;
  --danger-bg:   rgba(239, 68, 68, 0.1);
  --danger-bdr:  rgba(239, 68, 68, 0.25);

  --warning-bg:  rgba(245, 158, 11, 0.1);
  --warning-bdr: rgba(245, 158, 11, 0.3);
  --warning-txt: #f59e0b;

  --radius:  12px;
  --radius-lg: 20px;
  --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}

/* ── Reset & basis ─────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-base);
  background-image:
    radial-gradient(circle at 15% 50%, rgba(30, 64, 175, 0.18), transparent 30%),
    radial-gradient(circle at 85% 20%, rgba(168, 85, 247, 0.10), transparent 30%),
    linear-gradient(to right,  rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px;
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { opacity: .85; }

/* ── Auth pagina (login / verify / access / thankyou) ───────── */

.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 40px;
  width: 100%;
  max-width: 440px;
}

.auth-logo {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo h1 {
  font-size: 26px;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-logo p {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 4px;
  letter-spacing: .5px;
}

.email-display {
  background: rgba(34, 211, 238, 0.06);
  border: 1px solid var(--primary-dim);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin: 12px 0;
  font-size: 15px;
  color: var(--primary);
}

.success-icon {
  width: 64px;
  height: 64px;
  background: var(--success-bg);
  border: 1px solid var(--success-bdr);
  color: var(--success);
  border-radius: 50%;
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

/* ── Navigatiebalk ─────────────────────────────────────────── */

.navbar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}

.nav-brand {
  font-size: 17px;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-brand span {
  font-weight: 400;
  color: var(--text-muted);
  -webkit-text-fill-color: var(--text-muted);
  font-size: 13px;
  margin-left: 8px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ── Pagina-wrap ────────────────────────────────────────────── */

.page-wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 36px 24px 72px;
}

.page-narrow { max-width: 660px; }

.page-title {
  font-size: 22px;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 28px;
}

/* ── Knoppen ────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
  font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: transparent;
  color: var(--text-main);
  border-color: var(--primary-dim);
}
.btn-primary:hover {
  background: var(--primary-glow);
  border-color: var(--primary);
  transform: translateY(-1px);
  color: var(--text-main);
  opacity: 1;
}

.btn-secondary {
  background: rgba(168, 85, 247, 0.08);
  color: var(--text-main);
  border-color: rgba(168, 85, 247, 0.3);
}
.btn-secondary:hover {
  background: rgba(168, 85, 247, 0.15);
  border-color: var(--accent);
  color: var(--text-main);
  opacity: 1;
}

.btn-ghost {
  background: rgba(255,255,255,0.03);
  color: var(--text-muted);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.07);
  color: var(--text-main);
  border-color: rgba(255,255,255,0.15);
  opacity: 1;
}

.btn-block  { width: 100%; justify-content: center; }
.btn-sm     { padding: 6px 14px; font-size: 13px; }
.btn-lg     { padding: 14px 28px; font-size: 16px; }

/* ── Formulier-elementen ────────────────────────────────────── */

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-label);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.form-group label small {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 11px;
  text-transform: none;
  letter-spacing: 0;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="number"],
.form-group input[type="password"],
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: 'Inter', sans-serif;
  color: var(--text-main);
  transition: border-color 0.25s, background 0.25s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  background: #0f172a;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); opacity: .6; }

.form-group textarea {
  resize: vertical;
  min-height: 110px;
}

.form-group small {
  display: block;
  margin-top: 5px;
  color: var(--text-muted);
  font-size: 12px;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 20px;
}

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.required { color: var(--danger); }

/* ── Radio & Checkbox ───────────────────────────────────────── */

.radio-group,
.checkbox-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.radio-label,
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-main);
}

.radio-label input,
.checkbox-label input {
  width: 17px;
  height: 17px;
  cursor: pointer;
  accent-color: var(--primary);
}

/* ── Conditionele blokken ───────────────────────────────────── */

.conditional-block {
  display: none;
  margin-top: 16px;
  padding: 18px 20px;
  border-left: 2px solid var(--primary);
  background: rgba(34, 211, 238, 0.04);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.conditional-block.visible { display: block; }

/* ── Numeriek veld met suffix ───────────────────────────────── */

.input-suffix { display: flex; align-items: center; gap: 8px; }
.input-suffix input  { width: 120px !important; }
.input-suffix span   { font-weight: 600; color: var(--text-muted); }

/* ── Tabellen ───────────────────────────────────────────────── */

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table th {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-muted);
  background: rgba(255,255,255,0.02);
}

.data-table tbody tr:hover { background: rgba(34, 211, 238, 0.03); }
.table-wrap { overflow-x: auto; }

/* Numerieke invoertabel */

.input-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin-top: 8px;
}

.input-table th,
.input-table td {
  padding: 10px 14px;
  border: 1px solid var(--border);
  text-align: center;
}

.input-table th {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-muted);
  background: rgba(255,255,255,0.03);
}

.input-table td:first-child {
  text-align: left;
  font-weight: 500;
  background: rgba(255,255,255,0.02);
  color: var(--text-muted);
}

.num-input {
  width: 80px !important;
  padding: 6px 8px !important;
  text-align: center;
  font-size: 15px !important;
}

.totaal-input {
  background: rgba(34, 211, 238, 0.06) !important;
  color: var(--primary) !important;
  font-weight: 700 !important;
  cursor: not-allowed;
  border-color: rgba(34, 211, 238, 0.15) !important;
}

/* ── View-tabel (inzending) ─────────────────────────────────── */

.view-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.view-table th,
.view-table td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

.view-table th {
  width: 45%;
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: rgba(255,255,255,0.02);
}

/* ── Kaarten ────────────────────────────────────────────────── */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  margin-bottom: 24px;
  overflow: hidden;
}

.card-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
}

.card-header h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: .5px;
  text-transform: uppercase;
  margin: 0;
}

.card > form,
.card > .table-wrap,
.card > .empty-state { padding: 28px 24px; }

/* ── Statistieken-raster ────────────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  border-top: 3px solid var(--border);
  transition: border-color .2s;
}

.stat-card.stat-progress { border-top-color: var(--primary); }
.stat-card.stat-done     { border-top-color: var(--success); }

.stat-value {
  font-size: 38px;
  font-weight: 800;
  line-height: 1;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: .5px;
  font-weight: 600;
}

/* ── Badges ─────────────────────────────────────────────────── */

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .5px;
  text-transform: uppercase;
}

.badge-invited     { background: var(--warning-bg);  color: var(--warning-txt); border: 1px solid var(--warning-bdr); }
.badge-in_progress { background: rgba(34,211,238,.1); color: var(--primary);     border: 1px solid var(--primary-dim); }
.badge-completed   { background: var(--success-bg);  color: var(--success);     border: 1px solid var(--success-bdr); }

/* ── Meldingen ──────────────────────────────────────────────── */

.alert {
  padding: 14px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  border: 1px solid transparent;
}

.alert-success { background: var(--success-bg); color: var(--success); border-color: var(--success-bdr); }
.alert-error   { background: var(--danger-bg);  color: var(--danger);  border-color: var(--danger-bdr);  }

/* ── Infoblok ───────────────────────────────────────────────── */

.info-box {
  background: rgba(34, 211, 238, 0.04);
  border-left: 2px solid var(--primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--text-muted);
}

.info-box strong { color: var(--primary); }
.info-box ul { margin: 8px 0 0 20px; }
.info-box p  { margin-top: 8px; }

/* ── Formuliersecties ───────────────────────────────────────── */

.form-page .page-wrap { max-width: 840px; }

.form-intro { margin-bottom: 32px; }

.form-intro h1 {
  font-size: 28px;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.form-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 20px;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.section-number {
  background: var(--gradient);
  color: var(--bg-base);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  flex-shrink: 0;
}

.section-header h2 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
}

.submit-section {
  border-top: 2px solid rgba(34, 211, 238, 0.2);
}

/* ── Print-header (view.php) ────────────────────────────────── */

.print-header { margin-bottom: 28px; }

.print-header h1 {
  font-size: 24px;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.view-section { margin-bottom: 20px; }

.view-section h3 {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  margin: 0;
}

.view-section h4 {
  font-size: 12px;
  color: var(--text-muted);
  margin: 12px 20px 8px;
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ── Opslaan-status ─────────────────────────────────────────── */

.save-status {
  font-size: 12px;
  color: rgba(148, 163, 184, 0.8);
  letter-spacing: .3px;
}

/* ── Modal ──────────────────────────────────────────────────── */

.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(4, 8, 20, 0.8);
  backdrop-filter: blur(4px);
  z-index: 200;
}

.modal {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: 201;
}

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 36px;
  width: 460px;
  max-width: 95vw;
}

.modal-box h3 {
  font-size: 20px;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}

.modal-box p { color: var(--text-muted); font-size: 14px; }

.modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  justify-content: flex-end;
}

/* ── Hulpklassen ────────────────────────────────────────────── */

.text-center { text-align: center; }
.text-muted  { color: var(--text-muted); }
.text-danger { color: var(--danger); }

hr { border: none; border-top: 1px solid var(--border); }

.empty-state {
  text-align: center;
  padding: 56px 24px;
  color: var(--text-muted);
}

.empty-state p { margin-bottom: 24px; font-size: 15px; }

/* ── Responsief ─────────────────────────────────────────────── */

@media (max-width: 768px) {
  .stats-grid  { grid-template-columns: 1fr 1fr; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .navbar      { padding: 0 16px; }
  .page-wrap   { padding: 20px 16px 48px; }
  .form-section { padding: 20px 16px; }
  .auth-card   { padding: 28px 20px; }
  .modal-actions { flex-direction: column; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ── Bestandsupload ─────────────────────────────────────────── */

.upload-area {
  border: 2px dashed var(--primary-dim);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color .25s, background .25s;
  margin-top: 12px;
}

.upload-area:hover {
  border-color: var(--primary);
  background: rgba(34, 211, 238, 0.04);
}

.upload-area-icon {
  font-size: 28px;
  margin-bottom: 8px;
  opacity: .7;
}

.upload-area p {
  margin: 4px 0;
  font-size: 14px;
  color: var(--text-main);
}

.upload-area-hint {
  color: var(--text-muted) !important;
  font-size: 12px !important;
}

.upload-progress {
  margin-top: 14px;
}

.upload-bar {
  background: rgba(255,255,255,.08);
  border-radius: 99px;
  height: 6px;
  overflow: hidden;
  margin-bottom: 8px;
}

.upload-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--gradient);
  border-radius: 99px;
  transition: width .3s ease;
}

#uploadMsg {
  font-size: 13px;
  color: var(--text-muted);
}

.upload-success {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--success-bg);
  border: 1px solid var(--success-bdr);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-top: 12px;
  font-size: 14px;
}

.upload-icon { font-size: 24px; }

.upload-success strong { color: var(--success); display: block; }
.upload-success small  { color: var(--text-muted); font-size: 12px; }

.upload-error {
  background: var(--danger-bg);
  border: 1px solid var(--danger-bdr);
  color: var(--danger);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 14px;
  margin-top: 12px;
}

/* ── Veiligheidsindicatoren (auth-pagina's) ─────────────────── */

.lock-icon {
  width: 68px;
  height: 68px;
  margin: 0 auto 18px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: 0 0 32px rgba(34, 211, 238, 0.25);
}

.sec-badge-row {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 0 0 28px;
}

.sec-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .3px;
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.2);
  color: var(--primary);
}

.sec-notice {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 22px;
  font-size: 12px;
  color: var(--text-muted);
  padding-top: 18px;
  border-top: 1px solid var(--border);
}

.sec-notice span { color: var(--success); font-weight: 600; }

/* ── Laadscherm na authenticatie ────────────────────────────── */

.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-base);
  background-image:
    radial-gradient(circle at 15% 50%, rgba(30, 64, 175, 0.22), transparent 35%),
    radial-gradient(circle at 85% 20%, rgba(168, 85, 247, 0.14), transparent 35%);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 32px;
}

.loading-overlay.active { display: flex; }

.spinner-ring {
  width: 72px;
  height: 72px;
  border: 3px solid rgba(34, 211, 238, 0.15);
  border-top-color: var(--primary);
  border-right-color: var(--accent);
  border-radius: 50%;
  animation: spin 1.4s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-text {
  text-align: center;
}

.loading-text h2 {
  font-size: 20px;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.loading-text p {
  font-size: 14px;
  color: var(--text-muted);
}

.loading-dots::after {
  content: '';
  animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
  0%   { content: ''; }
  25%  { content: '.'; }
  50%  { content: '..'; }
  75%  { content: '...'; }
  100% { content: ''; }
}

/* ── Afdrukstijlen ──────────────────────────────────────────── */

@media print {
  .navbar, .no-print, .btn, .modal, .modal-overlay { display: none !important; }

  body {
    background: #fff !important;
    background-image: none !important;
    color: #111 !important;
    font-size: 12px;
  }

  .card, .form-section, .view-section {
    background: #fff !important;
    box-shadow: none !important;
    border: 1px solid #ddd !important;
  }

  .page-wrap { max-width: 100%; padding: 0; }

  h1, h2, h3, .stat-value, .auth-logo h1, .nav-brand,
  .page-title, .form-intro h1, .print-header h1, .modal-box h3 {
    background: none !important;
    -webkit-text-fill-color: #111 !important;
    color: #111 !important;
  }

  .view-section { break-inside: avoid; }

  .badge-completed   { background: #d1fae5 !important; color: #065f46 !important; border: 1px solid #a7f3d0 !important; }
  .badge-invited     { background: #fef3c7 !important; color: #92400e !important; border: 1px solid #fde68a !important; }
  .badge-in_progress { background: #dbeafe !important; color: #1e40af !important; border: 1px solid #93c5fd !important; }

  .view-table th { background: #f5f5f5 !important; color: #444 !important; }
  .data-table th { background: #f5f5f5 !important; color: #444 !important; }
}