/* ============================================================
   Iterr — Design System v1.0
   ============================================================ */

/* ─── Variabelen (dark theme standaard) ─────────────────── */
:root,
[data-theme="dark"] {
  --color-bg:          #111111;
  --color-surface:     #161616;
  --color-surface-2:   #1e1e1e;
  --color-border:      rgba(255,255,255,0.08);
  --color-text:        #ffffff;
  --color-text-muted:  #a0a0a0;
  --color-primary:     #E8A020;
  --color-primary-h:   #C4841A;
  --color-success:     #22c55e;
  --color-warning:     #f59e0b;
  --color-danger:      #ef4444;
  --color-link:        #E8A020;

  --radius-sm:  6px;
  --radius:     10px;
  --radius-lg:  16px;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.4);
  --shadow:     0 4px 16px rgba(0,0,0,.5);

  --color-scheme: dark;
}

[data-theme="light"] {
  --color-bg:          #F0EDE8;
  --color-surface:     #ffffff;
  --color-surface-2:   #F7F4F0;
  --color-border:      rgba(0,0,0,0.09);
  --color-text:        #111111;
  --color-text-muted:  #555555;
  --color-primary:     #E8A020;
  --color-primary-h:   #C4841A;
  --color-link:        #C4841A;

  --color-scheme: light;
}

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

body {
  font-family: 'Inter', system-ui, 'Segoe UI Emoji', 'Apple Color Emoji', 'Noto Color Emoji', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
}

a { color: var(--color-link); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ─── Typografie ─────────────────────────────────────────── */
h1 { font-size: 2rem; font-weight: 600; line-height: 1.2; }
h2 { font-size: 1.4rem; font-weight: 600; }
h3 { font-size: 1.1rem; font-weight: 600; }

/* ─── Navigatie ──────────────────────────────────────────── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  height: 60px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
}

.nav-wordmark {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.5rem;
  letter-spacing: .08em;
  color: var(--color-text);
}

.nav-right { display: flex; align-items: center; gap: .75rem; }

.nav-links { display: flex; align-items: center; gap: .25rem; }
.nav-links a {
  padding: .4rem .75rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: .875rem;
  font-weight: 500;
  text-decoration: none;
  transition: color .15s, background .15s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--color-text);
  background: var(--color-surface-2);
}

.nav-logout-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: .4rem .75rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: .875rem;
  font-weight: 500;
  font-family: inherit;
  transition: color .15s, background .15s;
}
.nav-logout-btn:hover { color: var(--color-danger); background: var(--color-surface-2); }

.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: .4rem;
}

/* ─── Nav dropdowns ──────────────────────────────────────── */
.nav-dropdown-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.nav-dropdown-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: .875rem;
  font-weight: 500;
  font-family: inherit;
  padding: .4rem .75rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: .25rem;
  transition: color .15s, background .15s;
}
.nav-dropdown-btn:hover,
.nav-dropdown-btn.active {
  color: var(--color-text);
  background: var(--color-surface-2);
}
.nav-dropdown-btn.active { color: var(--color-accent, #E8A020); }

.nav-chevron {
  font-size: .65em;
  margin-top: .1em;
  transition: transform .15s;
}
.nav-dropdown-btn[aria-expanded="true"] .nav-chevron { transform: rotate(180deg); }

.nav-avatar-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  font-size: .75rem;
  font-weight: 700;
  font-family: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-border);
  color: var(--color-text-muted);
  transition: background .15s, color .15s;
  flex-shrink: 0;
}
.nav-avatar-btn:hover { background: var(--color-surface-2); color: var(--color-text); }
.nav-avatar-btn--active { background: var(--color-accent, #E8A020) !important; color: #000 !important; }

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + .5rem);
  left: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: .35rem 0;
  min-width: 170px;
  z-index: 200;
  box-shadow: 0 4px 16px rgba(0,0,0,.35);
}
.nav-dropdown-menu--right { left: auto; right: 0; }
.nav-dropdown-menu--open { display: block; }

.nav-dropdown-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: .5rem 1rem;
  font-size: .875rem;
  font-weight: 400;
  font-family: inherit;
  white-space: nowrap;
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
  transition: background .1s, color .1s;
  box-sizing: border-box;
}
.nav-dropdown-item:hover { background: var(--color-surface-2); }
.nav-dropdown-item--active { color: var(--color-accent, #E8A020); }
.nav-dropdown-item--muted { color: var(--color-text-muted); }
.nav-dropdown-item--muted:hover { color: var(--color-danger); }

.nav-dropdown-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: .3rem 0;
}

.nav-version {
  display: block;
  padding: .1rem 1rem .4rem;
  font-size: .7rem;
  color: var(--color-text-muted);
  opacity: .6;
}

/* ─── Knoppen ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .5rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  transition: background .15s, border-color .15s, opacity .15s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-h); border-color: var(--color-primary-h); text-decoration: none; color: #fff; }

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-outline:hover { background: var(--color-surface-2); text-decoration: none; }

.btn-sm  { padding: .35rem .8rem; font-size: .8rem; }
.btn-lg  { padding: .7rem 1.6rem; font-size: 1rem; }

/* ─── Layout ─────────────────────────────────────────────── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* ─── Homepage ───────────────────────────────────────────── */
.home-hero {
  min-height: calc(100vh - 0px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 1.5rem;
}

.home-hero-inner {
  max-width: 560px;
  text-align: center;
}

.home-brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 2.5rem;
}

.home-wordmark {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 3rem;
  letter-spacing: .1em;
  color: var(--color-text);
}

.home-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.15;
}

.home-sub {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.home-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.home-part-of {
  font-size: .8rem;
  color: var(--color-text-muted);
}
.home-part-of a { color: var(--color-text-muted); text-decoration: underline; }

/* ─── Foutpagina's ───────────────────────────────────────── */
.error-page {
  text-align: center;
  padding-top: 5rem;
}
.error-page h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 6rem;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 1rem;
}
.error-page p { color: var(--color-text-muted); margin-bottom: 2rem; }

/* ─── Extra layout ───────────────────────────────────────── */
.container-xl {
  max-width: 1300px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.page-header {
  margin-bottom: 2rem;
}
.page-header h1 { margin-bottom: .25rem; }

/* ─── Formulieren ────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  margin-bottom: 1rem;
}

.form-group label {
  font-size: .875rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
input[type="datetime-local"],
input[type="time"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: .6rem .85rem;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: .9rem;
  font-family: inherit;
  transition: border-color .15s;
  color-scheme: var(--color-scheme);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.btn-block { display: flex; width: 100%; justify-content: center; }
.btn-secondary {
  background: var(--color-surface-2);
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover { background: var(--color-border); text-decoration: none; }

.btn-danger {
  background: var(--color-danger);
  color: #fff;
  border-color: var(--color-danger);
}
.btn-danger:hover { opacity: .85; text-decoration: none; }

.btn-warning {
  background: var(--color-warning);
  color: #000;
  border-color: var(--color-warning);
}
.btn-warning:hover { opacity: .85; text-decoration: none; }

/* ─── Alerts ─────────────────────────────────────────────── */
.alert {
  padding: .75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  margin-bottom: 1rem;
}
.alert-success { background: rgba(34,197,94,.12); color: #4ade80; border: 1px solid rgba(34,197,94,.25); }
.alert-error   { background: rgba(239,68,68,.12);  color: #f87171; border: 1px solid rgba(239,68,68,.25); }
.alert-warning { background: rgba(245,158,11,.12); color: #fbbf24; border: 1px solid rgba(245,158,11,.25); }
.alert-info    { background: rgba(79,70,229,.12);  color: #818cf8; border: 1px solid rgba(79,70,229,.25); }

/* ─── Auth pagina ────────────────────────────────────────── */
.auth-page {
  min-height: calc(100vh - 60px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.auth-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  width: 100%;
  max-width: 400px;
}

.auth-hero {
  text-align: center;
  margin-bottom: 1.75rem;
}

.auth-logo-wrap {
  display: inline-flex;
  margin-bottom: .75rem;
}

.auth-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2rem;
  letter-spacing: .1em;
  color: var(--color-text);
  margin: 0;
}

.auth-sub {
  color: var(--color-text-muted);
  font-size: .875rem;
  margin-top: .25rem;
}

.auth-footer {
  text-align: center;
  margin-top: 1.25rem;
  font-size: .875rem;
  color: var(--color-text-muted);
}

/* ─── Verify banner ──────────────────────────────────────── */
.verify-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: rgba(245,158,11,.1);
  border: 1px solid rgba(245,158,11,.3);
  border-radius: var(--radius-sm);
  padding: .75rem 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.verify-banner-content {
  display: flex;
  flex-direction: column;
  gap: .15rem;
}
.verify-banner-content strong { color: var(--color-warning); font-size: .9rem; }
.verify-banner-content span   { color: var(--color-text-muted); font-size: .8rem; }
.verify-banner-sent { font-size: .8rem; color: var(--color-success); }

/* ─── Dashboard ──────────────────────────────────────────── */
.dashboard-setup-card {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
}
.dashboard-setup-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  background: var(--color-surface-2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}
.dashboard-setup-card h3 { margin: 0 0 .25rem; }

.dashboard-modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1rem;
  align-items: start;
}
.dashboard-modules-grid > a {
  aspect-ratio: 1;
}
.dashboard-module {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  box-sizing: border-box;
  overflow: hidden;
}
.dashboard-module--soon { opacity: .55; }
.dashboard-module-icon { font-size: 1.75rem; margin-bottom: .5rem; }
.dashboard-module h3   { margin: 0 0 .25rem; font-size: 1rem; }
.dashboard-module p    { font-size: .8rem; color: var(--color-text-muted); margin: 0; }

/* ─── Admin ──────────────────────────────────────────────── */
.admin-stats {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.admin-stat {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: .75rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .15rem;
  min-width: 90px;
}
.admin-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}
.admin-stat-value--active { color: var(--color-success); }
.admin-stat-value--danger  { color: var(--color-danger); }
.admin-stat-value--amber   { color: var(--color-warning); }
.admin-stat-label { font-size: .75rem; color: var(--color-text-muted); }

.admin-filter-tabs {
  display: flex;
  gap: .5rem;
  margin-bottom: 1.25rem;
}
.admin-tab {
  padding: .4rem .9rem;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  border: 1px solid transparent;
  transition: background .15s, color .15s;
}
.admin-tab:hover { background: var(--color-surface-2); color: var(--color-text); text-decoration: none; }
.admin-tab.active { background: var(--color-surface-2); color: var(--color-text); border-color: var(--color-border); }

.admin-table-wrap { overflow-x: auto; }
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .875rem;
}
.admin-table th {
  text-align: left;
  padding: .6rem .75rem;
  color: var(--color-text-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.admin-table td {
  padding: .65rem .75rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.admin-row--deleted td { opacity: .5; }

.admin-user-name { display: flex; align-items: center; gap: .5rem; font-weight: 500; }
.admin-email     { color: var(--color-text-muted); }
.admin-num       { text-align: center; color: var(--color-text-muted); }
.admin-date      { color: var(--color-text-muted); white-space: nowrap; }

.admin-badge {
  font-size: .65rem;
  font-weight: 600;
  padding: .15rem .45rem;
  border-radius: 999px;
  letter-spacing: .04em;
}
.admin-badge--admin { background: rgba(232,160,32,.18); color: #E8A020; }

.admin-actions { display: flex; gap: .4rem; flex-wrap: wrap; align-items: center; }
.admin-self-tag { font-size: .75rem; color: var(--color-text-muted); }

.status-dot {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-size: .8rem;
}
.status-dot::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
.status-dot--ok::before   { background: var(--color-success); }
.status-dot--warn::before { background: var(--color-warning); }
.status-dot--ok   { color: var(--color-success); }
.status-dot--warn { color: var(--color-warning); }

.empty-state { text-align: center; padding: 3rem 1rem; }
.empty-state-text { color: var(--color-text-muted); }

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 640px) {
  .nav-hamburger { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: .75rem;
    gap: .25rem;
  }
  .nav-links.nav-open { display: flex; }
  .nav-links a, .nav-logout-btn { width: 100%; }

  .nav-dropdown-wrap { width: 100%; flex-direction: column; align-items: flex-start; }
  .nav-dropdown-btn  { width: 100%; justify-content: space-between; }
  .nav-avatar-btn    { width: 100%; height: auto; border-radius: var(--radius-sm); padding: .4rem .75rem; justify-content: flex-start; font-size: .875rem; }
  .nav-dropdown-menu {
    display: none;
    position: static;
    box-shadow: none;
    border: none;
    border-left: 2px solid var(--color-border);
    border-radius: 0;
    margin-left: .75rem;
    padding: .2rem 0;
    min-width: 0;
    width: calc(100% - .75rem);
  }
  .nav-dropdown-menu--open { display: block; }

  .home-title { font-size: 1.8rem; }
  .home-wordmark { font-size: 2.2rem; }

  .admin-stats { gap: .5rem; }
  .admin-stat  { min-width: 70px; }

  .dashboard-setup-card { flex-direction: column; }
}

/* ─── Handleiding ────────────────────────────────────────── */
.guide-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1.75rem;
}
.guide-toc a {
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.15s, border-color 0.15s;
}
.guide-toc a:hover {
  color: var(--color-primary);
  border-color: rgba(232,160,32,0.4);
}
.guide-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
}
.guide-section-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.guide-section-header h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  color: var(--color-text);
  margin: 0;
}
.guide-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(232,160,32,0.12);
  border: 1px solid rgba(232,160,32,0.35);
  color: var(--color-primary);
  font-family: 'Bebas Neue', sans-serif;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.guide-section p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}
.guide-block {
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1rem;
  margin-bottom: 0.75rem;
}
.guide-block-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  opacity: 0.7;
}
.guide-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.guide-list li {
  font-size: 0.825rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  padding-left: 0.75rem;
  position: relative;
}
.guide-list li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
  opacity: 0.5;
}
ol.guide-list { list-style: decimal; padding-left: 1.1rem; }
ol.guide-list li { padding-left: 0; }
ol.guide-list li::before { display: none; }
.guide-tip {
  background: rgba(232,160,32,0.08);
  border: 1px solid rgba(232,160,32,0.3);
  border-radius: var(--radius-sm);
  padding: 0.625rem 0.875rem;
  font-size: 0.8rem;
  color: var(--color-primary);
  line-height: 1.5;
}