/* ============================================================
   POSTA7 ACTIVITEITENKIEZER — huisstijl-aligned
   ============================================================
   Kleuren, fonts en schaal volgen De Postwagen / Posta7:
   - Primaire kleur: Postwagen-blauw (#113597)
   - Accent: warm oranje (#e6571f)
   - Display: Amaranth  —  Body: Lato
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Amaranth:wght@400;700&family=Lato:wght@400;700;900&display=swap');

/* ------------------------------------------------------------
   Design tokens
   ------------------------------------------------------------ */
:root {
  /* Brand palette */
  --primair:          #113597;
  --primair-donker:   #0c2569;
  --primair-diep:     #081a49;
  --primair-zacht:    #e8edf8;
  --primair-zachter:  #f4f6fc;

  --accent:           #e6571f;
  --accent-donker:    #bd4415;
  --accent-zacht:     #fdeee4;

  --succes:           #20a11a;
  --succes-donker:    #177513;
  --succes-zacht:     #e4f4e2;

  --waarschuwing:         #cc9000;
  --waarschuwing-donker:  #a87700;
  --waarschuwing-zacht:   #fff4d6;

  --fout:             #9d3911;
  --fout-zacht:       #fce5dc;

  --warm:             #603913;
  --goud:             #f7ecb5;

  /* Surfaces */
  --bg-pagina:        #faf7f2;
  --bg-kaart:         #ffffff;
  --bg-subtiel:       #f3efe7;
  --bg-hover:         #f7f2ea;
  --bg-overlay:       rgba(8, 26, 73, 0.55);

  /* Tekst */
  --tekst:            #1a1a1a;
  --tekst-mut:        #5c6572;
  --tekst-zacht:      #8a93a0;

  /* Lijnen */
  --lijn:             #e9e4d8;
  --lijn-sterk:       #d4ceb9;

  /* Shape */
  --radius-xs:        6px;
  --radius-sm:        8px;
  --radius:           12px;
  --radius-lg:        16px;
  --radius-pil:       999px;

  /* Schaduwen (subtiel, premium) */
  --schaduw-sm:  0 1px 2px rgba(17,53,151,0.05), 0 1px 3px rgba(0,0,0,0.04);
  --schaduw-md:  0 4px 12px rgba(17,53,151,0.06), 0 2px 4px rgba(0,0,0,0.04);
  --schaduw-lg:  0 12px 32px rgba(17,53,151,0.09), 0 4px 12px rgba(0,0,0,0.05);
  --schaduw-xl:  0 24px 64px rgba(17,53,151,0.12), 0 8px 24px rgba(0,0,0,0.06);

  /* Spacing */
  --ruimte-xs: 6px;
  --ruimte-s:  10px;
  --ruimte-m:  16px;
  --ruimte-l:  24px;
  --ruimte-xl: 40px;

  /* Fonts */
  --font-display: 'Amaranth', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-body:    'Lato', 'Segoe UI', system-ui, -apple-system, sans-serif;

  /* Overgangen */
  --trans-snel:  120ms ease;
  --trans:       200ms ease;
  --trans-traag: 320ms ease;

  /* ---- Legacy aliassen ----
     Oude inline styles in HTML gebruiken deze nog. Niet hernoemen. */
  --bg-dark:    var(--bg-pagina);
  --bg-card:    var(--bg-kaart);
  --bg-input:   var(--bg-subtiel);
  --oranje:         var(--accent);
  --oranje-hover:   var(--accent-donker);
  --groen:      var(--succes);
  --geel:       var(--waarschuwing);
  --wit:        var(--tekst);
  --grijs:      var(--tekst-mut);
  --rood:       var(--fout);
  --radius:     12px;
  --shadow:     var(--schaduw-md);
}

/* ------------------------------------------------------------
   Reset & basis
   ------------------------------------------------------------ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  background: var(--bg-pagina);
  color: var(--tekst);
  min-height: 100vh;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  border-top: 3px solid var(--primair);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--primair);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h1 { font-size: 2.4rem; font-weight: 700; }
h2 { font-size: 1.7rem; font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 700; }
h4 { font-size: 1.05rem; font-weight: 700; }

p  { color: var(--tekst); }

a  { color: var(--primair); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--accent); }

strong { font-weight: 700; }
hr { border: 0; border-top: 1px solid var(--lijn); }

/* ------------------------------------------------------------
   Layout
   ------------------------------------------------------------ */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: var(--ruimte-l) var(--ruimte-m);
}

.container-wide {
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--ruimte-l) var(--ruimte-m);
}

/* ------------------------------------------------------------
   Header (stand-alone, voor login-achtige schermen)
   ------------------------------------------------------------ */
.header {
  text-align: center;
  padding: 48px 24px 36px;
  background: #ffffff;
  border-bottom: 1px solid var(--lijn);
  margin-bottom: 32px;
  position: relative;
}

.header::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  width: 64px;
  height: 3px;
  background: var(--accent);
  transform: translateX(-50%);
  border-radius: 2px;
}

.header-logo {
  height: 72px;
  width: auto;
  margin-bottom: 14px;
}

.header h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--primair);
}

.header h1 span { color: var(--accent); }

.header p {
  color: var(--tekst-mut);
  margin-top: 6px;
  font-size: 1.05rem;
}

/* ------------------------------------------------------------
   Navigatie
   ------------------------------------------------------------ */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 28px;
  background: #ffffff;
  border-bottom: 1px solid var(--lijn);
  box-shadow: var(--schaduw-sm);
  position: relative;
}

.nav::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--primair) 0%, var(--primair) 30%, var(--accent) 30%, var(--accent) 40%, transparent 40%);
  opacity: 0;
  pointer-events: none;
}

.nav-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--primair);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.nav-logo {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
}

.nav-links a {
  color: var(--tekst-mut);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: color var(--trans);
  position: relative;
}

.nav-links a:hover {
  color: var(--primair);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--trans);
}

.nav-links a:hover::after { transform: scaleX(1); }

/* ------------------------------------------------------------
   Cards
   ------------------------------------------------------------ */
.card {
  background: var(--bg-kaart);
  border: 1px solid var(--lijn);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 20px;
  box-shadow: var(--schaduw-sm);
  transition: box-shadow var(--trans), transform var(--trans);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--lijn);
}

.card-header h2,
.card-header h3 {
  font-size: 1.4rem;
  margin: 0;
}

.card-hover {
  cursor: pointer;
}

.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--schaduw-lg);
  border-color: var(--primair-zacht);
}

/* ------------------------------------------------------------
   Forms
   ------------------------------------------------------------ */
.form-group {
  margin-bottom: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

label {
  display: block;
  margin-bottom: 7px;
  font-size: 0.88rem;
  color: var(--tekst-mut);
  font-weight: 700;
  letter-spacing: 0.01em;
}

input,
select,
textarea {
  width: 100%;
  padding: 13px 16px;
  background: #ffffff;
  border: 1.5px solid var(--lijn-sterk);
  border-radius: var(--radius-sm);
  color: var(--tekst);
  font-size: 1rem;
  font-family: var(--font-body);
  margin-bottom: 4px;
  transition: border-color var(--trans), box-shadow var(--trans), background var(--trans);
}

input:hover,
select:hover,
textarea:hover {
  border-color: var(--tekst-mut);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primair);
  box-shadow: 0 0 0 3px rgba(17, 53, 151, 0.12);
  background: #fff;
}

input::placeholder,
textarea::placeholder {
  color: var(--tekst-zacht);
  opacity: 1;
}

/* ------------------------------------------------------------
   Buttons
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border: 1.5px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font-body);
  cursor: pointer;
  transition: background var(--trans), border-color var(--trans), color var(--trans), transform var(--trans-snel), box-shadow var(--trans);
  text-decoration: none;
  color: #fff;
  letter-spacing: 0.01em;
  line-height: 1.2;
  white-space: nowrap;
  box-shadow: var(--schaduw-sm);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(17, 53, 151, 0.25), var(--schaduw-sm);
}

.btn:active { transform: translateY(1px); }

/* Primair = Postwagen blauw */
.btn-primary {
  background: var(--primair);
  border-color: var(--primair);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primair-donker);
  border-color: var(--primair-donker);
  color: #fff;
}

/* Secundair / accent = oranje */
.btn-accent,
.btn-geel {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-accent:hover,
.btn-geel:hover {
  background: var(--accent-donker);
  border-color: var(--accent-donker);
  color: #fff;
}

/* Succes = groen (bevestigen / afronden) */
.btn-groen {
  background: var(--succes);
  border-color: var(--succes);
  color: #fff;
}

.btn-groen:hover {
  background: var(--succes-donker);
  border-color: var(--succes-donker);
  color: #fff;
}

/* Outline = secundaire actie op lichte bg */
.btn-outline {
  background: transparent;
  border-color: var(--lijn-sterk);
  color: var(--tekst-mut);
  box-shadow: none;
}

.btn-outline:hover {
  border-color: var(--primair);
  color: var(--primair);
  background: var(--primair-zachter);
}

/* Destructief */
.btn-danger {
  background: var(--fout);
  border-color: var(--fout);
  color: #fff;
}

.btn-danger:hover {
  background: var(--accent-donker);
  border-color: var(--accent-donker);
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.85rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

/* Subtiele verwijder-icoontje */
.btn-verwijder {
  background: none;
  border: none;
  color: var(--tekst-zacht);
  cursor: pointer;
  font-size: 1.2rem;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  transition: background var(--trans), color var(--trans);
  box-shadow: none;
}

.btn-verwijder:hover {
  background: var(--fout-zacht);
  color: var(--fout);
}

/* ------------------------------------------------------------
   Tabellen
   ------------------------------------------------------------ */
table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--lijn);
  vertical-align: middle;
}

th {
  color: var(--tekst-mut);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  background: var(--bg-subtiel);
}

th:first-child { border-top-left-radius: var(--radius-sm); }
th:last-child  { border-top-right-radius: var(--radius-sm); }

tbody tr {
  transition: background var(--trans-snel);
}

tbody tr:hover td {
  background: var(--bg-hover);
}

.sorteerbaar {
  cursor: pointer;
  user-select: none;
  transition: color var(--trans);
}

.sorteerbaar:hover {
  color: var(--primair);
}

/* ------------------------------------------------------------
   Badges
   ------------------------------------------------------------ */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-pil);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: capitalize;
  border: 1px solid transparent;
}

.badge-open {
  background: var(--succes-zacht);
  color: var(--succes-donker);
  border-color: rgba(32, 161, 26, 0.25);
}

.badge-gesloten {
  background: var(--fout-zacht);
  color: var(--fout);
  border-color: rgba(157, 57, 17, 0.25);
}

/* ------------------------------------------------------------
   Progress bar
   ------------------------------------------------------------ */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-subtiel);
  border-radius: var(--radius-pil);
  overflow: hidden;
  margin: 8px 0;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-pil);
  transition: width 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.progress-groen { background: var(--succes); }
.progress-geel  { background: var(--waarschuwing); }
.progress-rood  { background: var(--fout); }

/* ------------------------------------------------------------
   Activiteit-kaarten (deelnemer keuze)
   ------------------------------------------------------------ */
.activiteit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin: 16px 0;
}

.activiteit-kaart {
  background: var(--bg-kaart);
  border: 2px solid var(--lijn);
  border-radius: var(--radius);
  padding: 22px 20px;
  text-align: center;
  cursor: pointer;
  transition: all var(--trans);
  position: relative;
  overflow: hidden;
}

.activiteit-kaart::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: transparent;
  transition: background var(--trans);
}

.activiteit-kaart:hover:not(.vol):not(.geselecteerd) {
  border-color: var(--primair-zacht);
  transform: translateY(-2px);
  box-shadow: var(--schaduw-md);
}

.activiteit-kaart:hover:not(.vol):not(.geselecteerd)::before {
  background: var(--primair);
}

.activiteit-kaart.geselecteerd {
  border-color: var(--primair);
  background: var(--primair-zachter);
  box-shadow: var(--schaduw-md);
}

.activiteit-kaart.geselecteerd::before {
  background: var(--primair);
}

.activiteit-kaart.vol {
  opacity: 0.5;
  cursor: not-allowed;
  background: var(--bg-subtiel);
}

.activiteit-kaart h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--primair);
}

.activiteit-kaart .plekken {
  font-size: 0.85rem;
  color: var(--tekst-mut);
  margin-top: 8px;
  font-weight: 600;
}

.activiteit-kaart .plekken.bijna-vol {
  color: var(--waarschuwing-donker);
}

.activiteit-kaart .plekken.vol-tekst {
  color: var(--fout);
}

/* ------------------------------------------------------------
   Ronde-sectie (stepper-achtige groepering)
   ------------------------------------------------------------ */
.ronde-sectie {
  background: var(--bg-kaart);
  border: 1px solid var(--lijn);
  border-left: 4px solid var(--primair);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 16px;
  transition: border-color var(--trans);
}

.ronde-sectie h3 {
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--primair);
}

.ronde-nummer {
  background: var(--primair);
  color: #fff;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: var(--font-display);
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(17, 53, 151, 0.3);
}

/* ------------------------------------------------------------
   Alerts
   ------------------------------------------------------------ */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  font-size: 0.95rem;
  border: 1px solid transparent;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.4;
}

.alert-error {
  background: var(--fout-zacht);
  color: var(--fout);
  border-color: rgba(157, 57, 17, 0.22);
}

.alert-success {
  background: var(--succes-zacht);
  color: var(--succes-donker);
  border-color: rgba(32, 161, 26, 0.22);
}

.alert-info {
  background: var(--primair-zacht);
  color: var(--primair-donker);
  border-color: rgba(17, 53, 151, 0.18);
}

/* ------------------------------------------------------------
   Empty state
   ------------------------------------------------------------ */
.empty-state {
  text-align: center;
  padding: 64px 24px;
  color: var(--tekst-mut);
}

.empty-state h3 {
  margin-bottom: 10px;
  color: var(--primair);
  font-size: 1.3rem;
}

.empty-state p {
  color: var(--tekst-mut);
  max-width: 420px;
  margin: 0 auto;
}

/* ------------------------------------------------------------
   Live indicator
   ------------------------------------------------------------ */
.live-dot {
  width: 8px;
  height: 8px;
  background: var(--succes);
  border-radius: 50%;
  display: inline-block;
  animation: pulse 2s infinite;
  box-shadow: 0 0 0 0 rgba(32, 161, 26, 0.5);
}

@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(32,161,26,0.45); }
  70%  { box-shadow: 0 0 0 8px rgba(32,161,26,0); }
  100% { box-shadow: 0 0 0 0 rgba(32,161,26,0); }
}

/* ------------------------------------------------------------
   Stat boxes
   ------------------------------------------------------------ */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.stat-box {
  background: var(--bg-kaart);
  border: 1px solid var(--lijn);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
  transition: transform var(--trans), box-shadow var(--trans);
}

.stat-box:hover {
  transform: translateY(-2px);
  box-shadow: var(--schaduw-md);
}

.stat-box .nummer {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--primair);
  line-height: 1.1;
  display: block;
  margin-bottom: 4px;
}

.stat-box .label {
  font-size: 0.75rem;
  color: var(--tekst-mut);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
}

/* ------------------------------------------------------------
   Deelnemer / keuze badges
   ------------------------------------------------------------ */
.keuze-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-xs);
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--primair-zacht);
  color: var(--primair-donker);
  border: 1px solid rgba(17, 53, 151, 0.15);
}

.keuze-leeg {
  color: var(--tekst-zacht);
  font-style: italic;
  font-size: 0.85rem;
}

/* ------------------------------------------------------------
   Login-schermen
   ------------------------------------------------------------ */
.login-container {
  max-width: 440px;
  margin: 48px auto 80px;
  padding: 0 20px;
}

.login-container .card {
  padding: 36px 32px;
  box-shadow: var(--schaduw-lg);
}

.login-container h2 {
  color: var(--primair);
}

/* ------------------------------------------------------------
   Toast
   ------------------------------------------------------------ */
.toast {
  position: fixed;
  top: 24px;
  right: 24px;
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  background: var(--primair);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  z-index: 1000;
  animation: slideIn 0.3s ease, fadeOut 0.3s ease 2.7s forwards;
  box-shadow: var(--schaduw-lg);
  border-left: 4px solid var(--accent);
}

@keyframes slideIn {
  from { transform: translateX(60px); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

@keyframes fadeOut {
  to { opacity: 0; transform: translateY(-10px); }
}

/* ------------------------------------------------------------
   Ronde header met tijdvelden (receptie)
   ------------------------------------------------------------ */
.ronde-header-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 15px;
}

.ronde-tijden {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.ronde-tijden input[type="time"] {
  width: 130px;
  margin-bottom: 0;
  padding: 10px 12px;
  font-size: 0.95rem;
}

.tijd-label {
  display: inline;
  margin-bottom: 0;
  font-size: 0.85rem;
  color: var(--tekst-mut);
  white-space: nowrap;
  font-weight: 600;
}

.activiteit-rij-simpel {
  display: grid;
  grid-template-columns: 1fr 100px 40px;
  gap: 10px;
  align-items: start;
  margin-bottom: 5px;
}

.activiteit-rij-simpel input {
  margin-bottom: 0;
}

.activiteit-header-simpel {
  display: grid;
  grid-template-columns: 1fr 100px 40px;
  gap: 10px;
  margin-bottom: 6px;
  font-size: 0.78rem;
  color: var(--tekst-mut);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}

/* ------------------------------------------------------------
   Scrollbar
   ------------------------------------------------------------ */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-pagina);
}

::-webkit-scrollbar-thumb {
  background: var(--lijn-sterk);
  border-radius: 6px;
  border: 2px solid var(--bg-pagina);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--tekst-zacht);
}

/* ------------------------------------------------------------
   Selection
   ------------------------------------------------------------ */
::selection {
  background: var(--primair-zacht);
  color: var(--primair-diep);
}

/* ------------------------------------------------------------
   Responsive
   ------------------------------------------------------------ */
@media (max-width: 720px) {
  .container,
  .container-wide {
    padding: var(--ruimte-m) 14px;
  }

  .header {
    padding: 32px 20px 28px;
  }

  .header h1 {
    font-size: 1.55rem;
  }

  .header-logo {
    height: 60px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .activiteit-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .stat-grid {
    grid-template-columns: 1fr 1fr;
  }

  table {
    font-size: 0.88rem;
  }

  th, td {
    padding: 10px 12px;
  }

  .nav {
    flex-direction: column;
    gap: 10px;
    padding: 14px 16px;
  }

  .nav-links {
    gap: 18px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .card {
    padding: 20px 18px;
  }

  .login-container .card {
    padding: 28px 22px;
  }

  .btn {
    padding: 12px 20px;
    font-size: 0.95rem;
  }

  .ronde-header-row {
    flex-direction: column;
    align-items: stretch;
  }

  .ronde-tijden {
    margin-left: 0;
    justify-content: space-between;
  }

  .ronde-tijden input[type="time"] {
    width: 100%;
    flex: 1;
  }

  .activiteit-rij-simpel,
  .activiteit-header-simpel {
    grid-template-columns: 1fr 80px 36px;
  }

  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.35rem; }
}

@media (max-width: 420px) {
  .activiteit-grid {
    grid-template-columns: 1fr;
  }
}