:root {
  --onit-red: #E30613;
  --onit-red-dark: #B0050F;
  --onit-red-light: #FDE8E9;
  --onit-grey: #474745;
  --onit-grey-medium: #A3A3A1;
  --onit-grey-light: #F5F5F4;
  --onit-dark: #2C2C2A;
  --onit-white: #FFFFFF;
  --border: #E8E8E6;
  --radius: 8px;
}

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

body {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  color: var(--onit-grey);
  background: var(--onit-grey-light);
  min-height: 100vh;
}

/* ========== LAYOUT ========== */

.app-shell {
  display: flex;
  min-height: 100vh;
}

/* --- Sidebar --- */
.sidebar {
  width: 224px;
  flex-shrink: 0;
  background: #EEECEA;   /* warme lichtgrijze achtergrond zoals mockup */
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  border-right: 1px solid #E0DED9;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  padding: 20px 16px 16px;
  border-bottom: 1px solid #E0DED9;
}

.sidebar-logo img {
  height: 36px;
  width: auto;
}

.sidebar-menu-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  color: #A8A5A0;
  padding: 16px 16px 6px;
}

.sidebar-nav {
  flex: 1;
  padding: 4px 10px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  color: var(--onit-grey);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  border-radius: 8px;
  transition: background 0.12s, color 0.12s;
  position: relative;
  margin-bottom: 2px;
}

.sidebar-nav a:hover {
  background: rgba(0,0,0,0.05);
  color: var(--onit-dark);
}

.sidebar-nav a.actief {
  background: var(--onit-red);
  color: var(--onit-white);
  font-weight: 600;
}

.sidebar-nav a svg {
  width: 16px; height: 16px;
  flex-shrink: 0;
  opacity: 0.7;
}

.sidebar-nav a.actief svg { opacity: 1; }
.sidebar-nav a:hover svg { opacity: 1; }

.nav-badge {
  margin-left: auto;
  background: var(--onit-red);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
  line-height: 1.6;
}

/* Actief item heeft witte badge */
.sidebar-nav a.actief .nav-badge {
  background: rgba(255,255,255,0.3);
}

/* Gebruikersprofiel onderin sidebar */
.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  margin: 8px 10px;
  background: var(--onit-dark);
  border-radius: 10px;
}

.sidebar-user-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: #555;
  color: white;
  font-size: 11px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  position: relative;
}

/* Groene online-stip */
.sidebar-user-avatar::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 8px; height: 8px;
  background: #22C55E;
  border-radius: 50%;
  border: 1.5px solid var(--onit-dark);
}

.sidebar-user-info {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.sidebar-user-info strong {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--onit-white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-info span {
  font-size: 10px;
  color: rgba(255,255,255,0.45);
}

.sidebar-user-logout {
  color: rgba(255,255,255,0.4);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: color 0.15s;
}

.sidebar-user-logout:hover { color: rgba(255,255,255,0.9); }

/* --- Main content --- */
.main {
  margin-left: 224px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* --- Topbar --- */
.topbar {
  height: 56px;
  background: var(--onit-white);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-left { display: flex; flex-direction: column; gap: 1px; }

.topbar-breadcrumb {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--onit-red);
}

.topbar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--onit-dark);
  line-height: 1;
}

/* --- Content area --- */
.content {
  padding: 20px 24px;
  flex: 1;
}

/* ========== COMPONENTEN ========== */

/* Cards */
.card {
  background: var(--onit-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--onit-dark);
}

.card-subtitle {
  font-size: 12px;
  color: var(--onit-grey-medium);
  margin-top: 2px;
}

/* Knoppen */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  line-height: 1;
  font-family: inherit;
}

.btn-primary { background: var(--onit-red); color: var(--onit-white); }
.btn-primary:hover { background: var(--onit-red-dark); }

.btn-secondary { background: var(--onit-white); color: var(--onit-grey); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--onit-grey-light); }

.btn-ghost { background: transparent; color: var(--onit-grey-medium); padding: 6px 8px; }
.btn-ghost:hover { color: var(--onit-red); background: var(--onit-red-light); }

.btn-danger { background: var(--onit-white); color: var(--onit-red); border: 1px solid var(--border); }
.btn-danger:hover { background: var(--onit-red-light); }

.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-xs { padding: 3px 8px; font-size: 11px; }

/* Formulieren */
.form-grid { display: grid; gap: 12px; }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
.form-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid-4 { grid-template-columns: repeat(4, 1fr); }

.form-group { display: flex; flex-direction: column; gap: 5px; }

.form-group label {
  font-size: 11px;
  font-weight: 600;
  color: var(--onit-grey-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--onit-grey);
  background: var(--onit-white);
  font-family: inherit;
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--onit-red);
}

.form-group textarea { resize: vertical; min-height: 72px; }

.form-actions { display: flex; gap: 8px; align-items: center; margin-top: 4px; }

/* Tabellen */
.tabel-wrapper { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }

thead th {
  text-align: left;
  padding: 9px 12px;
  font-size: 11px;
  font-weight: 600;
  color: var(--onit-grey-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody tr { border-bottom: 1px solid var(--border); transition: background 0.1s; }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--onit-grey-light); }

tbody td { padding: 10px 12px; vertical-align: middle; }

tfoot tr { border-top: 2px solid var(--border); }
tfoot td { padding: 10px 12px; font-weight: 600; font-size: 13px; color: var(--onit-dark); }

/* Badges */
.badge {
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: 12px;
  font-size: 11px; font-weight: 600;
}

.badge-concept { background: #FFF3CD; color: #856404; }
.badge-gefactureerd { background: #D1FAE5; color: #065F46; }
.badge-gedeclareerd { background: #D1FAE5; color: #065F46; }
.badge-actief { background: #D1FAE5; color: #065F46; }
.badge-inactief { background: var(--onit-grey-light); color: var(--onit-grey-medium); }

/* ========== DASHBOARD — METRICS ========== */

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.metric-card {
  background: var(--onit-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.metric-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 4px;
  vertical-align: middle;
  flex-shrink: 0;
}
.metric-dot-red { background: var(--onit-red); }
.metric-dot-green { background: #22C55E; }
.metric-dot-grey { background: var(--onit-grey-medium); }

.metric-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--onit-grey-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.metric-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--onit-dark);
  line-height: 1.1;
}

.metric-value.rood { color: var(--onit-red); }
.metric-value.groen { color: #16A34A; }

.metric-sub {
  font-size: 11px;
  color: var(--onit-grey-medium);
  margin-top: 4px;
}

/* Snel boeken sectie */
.snel-boeken {
  background: var(--onit-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.snel-boeken-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--onit-grey-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.snel-boeken-acties {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* ========== LAYOUT HELPERS ========== */

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.three-col { display: grid; grid-template-columns: 260px 1fr; gap: 16px; align-items: start; }

/* Filter bar */
.filter-bar { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; }
.filter-bar .form-group { min-width: 150px; }

/* Tabelkop met filters rechts */
.table-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 12px;
  flex-wrap: wrap;
}

.table-filters {
  display: flex;
  gap: 8px;
  align-items: center;
}

.table-filters select {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--onit-grey);
  background: var(--onit-white);
  font-family: inherit;
  cursor: pointer;
}

/* ========== KLANTEN & PROJECTEN ========== */

.klant-list, .project-list { display: flex; flex-direction: column; gap: 8px; }

.klant-card {
  background: var(--onit-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  cursor: pointer;
  transition: border-color 0.15s;
  display: flex;
  align-items: center;
  gap: 12px;
}

.klant-card:hover { border-color: var(--onit-grey-medium); }
.klant-card.actief { border-color: var(--onit-red); background: #fff9f9; }

.klant-card-body { flex: 1; min-width: 0; }

.klant-name { font-weight: 600; color: var(--onit-dark); font-size: 14px; }
.klant-meta { font-size: 12px; color: var(--onit-grey-medium); margin-top: 2px; }

.klant-card-actions { display: flex; gap: 4px; align-items: center; flex-shrink: 0; }

.klant-chevron {
  color: var(--onit-grey-medium);
  display: flex; align-items: center;
}

.project-card {
  background: var(--onit-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.project-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px; }
.project-name { font-weight: 600; color: var(--onit-dark); }
.project-meta { font-size: 12px; color: var(--onit-grey-medium); margin-top: 4px; }
.project-actions { display: flex; gap: 4px; }

.klant-panel-footer {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ========== MODALS ========== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.modal {
  background: var(--onit-white);
  border-radius: var(--radius);
  padding: 24px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--onit-dark);
  margin-bottom: 20px;
}

/* ========== MELDINGEN ========== */

.melding {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 13px;
}

.melding-fout { background: var(--onit-red-light); color: var(--onit-red-dark); border: 1px solid #F5C6C7; }
.melding-succes { background: #D1FAE5; color: #065F46; border: 1px solid #A7F3D0; }

/* ========== LOGIN ========== */

.login-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: var(--onit-grey-light);
}

.login-card {
  background: var(--onit-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 360px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}

.login-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; }

.login-logo-mark {
  width: 40px; height: 40px;
  background: var(--onit-red);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 20px; color: white;
}

.login-logo-text strong { display: block; font-size: 15px; font-weight: 700; color: var(--onit-dark); }
.login-logo-text span { font-size: 12px; color: var(--onit-grey-medium); }

/* ========== KOSTPRIJS ========== */

.result-highlight {
  background: #F0FDF4;
  border: 1px solid #86EFAC;
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 16px;
}

.result-highlight-label { font-size: 12px; color: #16A34A; font-weight: 600; margin-bottom: 4px; }
.result-highlight-value { font-size: 32px; font-weight: 700; color: #15803D; }
.result-highlight-sub { font-size: 12px; color: #16A34A; margin-top: 2px; }

.result-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); }
.result-row:last-child { border-bottom: none; }
.result-row-label { font-size: 13px; color: var(--onit-grey); }
.result-row-value { font-size: 13px; font-weight: 600; color: var(--onit-dark); }

.maand-tabel td:not(:first-child) { text-align: right; }
.maand-tabel thead th:not(:first-child) { text-align: right; }
.netto-positief { color: #16A34A; font-weight: 600; }
.netto-negatief { color: var(--onit-red); font-weight: 600; }

.jaar-select {
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  font-family: inherit;
  color: var(--onit-grey);
  background: white;
  cursor: pointer;
}

/* ========== UTILITIES ========== */

.text-right { text-align: right; }
.text-muted { color: var(--onit-grey-medium); }
.text-bold { font-weight: 600; }
.text-rood { color: var(--onit-red); }
.text-groen { color: #16A34A; }
.text-dark { color: var(--onit-dark); }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-20 { margin-top: 20px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-gap { display: flex; gap: 8px; align-items: center; }
.hidden { display: none; }
.td-acties { white-space: nowrap; text-align: right; }
.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

@media (max-width: 1024px) {
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }
}