/* ── BBK Uitleenkalender – Hoofdstijlbestand ── */

:root {
  --rood: #CC1515;
  --rood-donker: #9e0f0f;
  --rood-licht: #e84040;
  --goud: #F5A623;
  --goud-licht: #ffc84a;
  --donker: #1a1a1a;
  --donker-mid: #2c2c2c;
  --grijs: #4a4a4a;
  --grijs-licht: #7a7a7a;
  --achtergrond: #f2f2f2;
  --wit: #ffffff;
  --kaart-schaduw: 0 4px 20px rgba(0,0,0,0.12);
  --kaart-schaduw-hover: 0 8px 32px rgba(0,0,0,0.2);
  --rand: #e0e0e0;
  --beschikbaar: #22c55e;
  --niet-beschikbaar: #ef4444;
  --gedeeltelijk: #f59e0b;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--achtergrond);
  color: var(--donker);
  line-height: 1.6;
  min-height: 100vh;
}

/* ── HEADER ── */
header {
  background: linear-gradient(135deg, var(--donker) 0%, var(--donker-mid) 50%, #3a0a0a 100%);
  color: var(--wit);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 2rem;
  border-bottom: 2px solid var(--rood);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  color: var(--wit);
}

.brandweer-logo {
  height: 48px;
  width: auto;
}

.header-logo .vlam {
  font-size: 2.2rem;
  animation: flakkeren 2s ease-in-out infinite alternate;
  filter: drop-shadow(0 0 8px rgba(245,166,35,0.8));
}

@keyframes flakkeren {
  0%  { transform: scale(1) rotate(-2deg); opacity: 0.9; }
  100% { transform: scale(1.08) rotate(2deg); opacity: 1; }
}

.header-tekst h1 {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--wit);
  line-height: 1.1;
}

.header-tekst span {
  font-size: 0.75rem;
  color: var(--goud);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.header-nav {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.nav-btn {
  padding: 0.5rem 1.2rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-btn.primair {
  background: var(--rood);
  color: var(--wit);
}

.nav-btn.primair:hover {
  background: var(--rood-licht);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(204,21,21,0.4);
}

.nav-btn.goud {
  background: var(--goud);
  color: var(--donker);
}

.nav-btn.goud:hover {
  background: var(--goud-licht);
  transform: translateY(-1px);
}

.nav-btn.ghost {
  background: transparent;
  color: var(--wit);
  border: 1.5px solid rgba(255,255,255,0.3);
}

.nav-btn.ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--goud);
  color: var(--goud);
}

/* Ingelogd lid in de header */
.lid-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  color: var(--wit);
  font-size: 0.85rem;
  font-weight: 700;
  font-family: inherit;
  border: 1.5px solid rgba(255,255,255,0.2);
  cursor: pointer;
  transition: all 0.2s;
}
.lid-chip:hover {
  background: rgba(255,255,255,0.2);
  border-color: var(--goud);
}
.lid-chip svg { color: var(--goud); flex-shrink: 0; }

/* "Op naam van"-regel in het reserveerformulier */
.op-naam-van {
  background: #f5f5f5;
  border: 1px solid var(--rand);
  border-left: 3px solid var(--goud);
  border-radius: 8px;
  padding: 0.6rem 0.85rem;
  font-size: 0.88rem;
  color: var(--grijs);
  margin-bottom: 1rem;
}

/* ── STATISTIEKEN IN DE HEADER ── */
.header-stats {
  display: flex;
  gap: 2rem;
}

.header-stat {
  text-align: center;
  line-height: 1.1;
}

.header-stat .getal {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--goud);
  display: block;
}

.header-stat .label {
  font-size: 0.62rem;
  opacity: 0.75;
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
}

/* ── TABS ── */
.tabs-container {
  background: var(--wit);
  border-bottom: 1px solid var(--rand);
  position: sticky;
  top: 72px;
  z-index: 90;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.tabs {
  display: flex;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.tab {
  padding: 1rem 1.5rem;
  border: none;
  background: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--grijs);
  border-bottom: 3px solid transparent;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.tab:hover { color: var(--rood); }

.tab.actief {
  color: var(--rood);
  border-bottom-color: var(--rood);
}

/* ── HOOFD INHOUD ── */
.inhoud {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.sectie { display: none; }
.sectie.actief { display: block; }

/* ── FILTER BALK ── */
.filter-balk {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  align-items: center;
}

.zoek-veld {
  flex: 1;
  min-width: 220px;
  padding: 0.6rem 1rem 0.6rem 2.5rem;
  border: 1.5px solid var(--rand);
  border-radius: 8px;
  font-size: 0.95rem;
  background: var(--wit) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%237a7a7a' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E") no-repeat 0.75rem center;
  transition: border-color 0.2s;
}

.zoek-veld:focus {
  outline: none;
  border-color: var(--rood);
  box-shadow: 0 0 0 3px rgba(204,21,21,0.1);
}

.categorie-filter {
  padding: 0.6rem 1rem;
  border: 1.5px solid var(--rand);
  border-radius: 8px;
  font-size: 0.95rem;
  background: var(--wit);
  cursor: pointer;
  min-width: 160px;
  transition: border-color 0.2s;
}

.categorie-filter:focus {
  outline: none;
  border-color: var(--rood);
}

/* ── ITEMS GRID ── */
.items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.item-kaart {
  background: var(--wit);
  border-radius: 12px;
  box-shadow: var(--kaart-schaduw);
  overflow: hidden;
  transition: all 0.25s;
  cursor: pointer;
  border: 1px solid var(--rand);
}

.item-kaart:hover {
  transform: translateY(-4px);
  box-shadow: var(--kaart-schaduw-hover);
  border-color: var(--rood);
}

.item-foto {
  width: 100%;
  height: 200px;
  object-fit: contain;
  background: linear-gradient(135deg, #2c2c2c 0%, #3a0a0a 100%);
  display: block;
}

.item-foto-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #2c2c2c 0%, #3a0a0a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: rgba(255,255,255,0.2);
}

.item-inhoud {
  padding: 1.25rem;
}

.item-categorie {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--goud);
  margin-bottom: 0.35rem;
}

.item-naam {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--donker);
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

.item-beschrijving {
  font-size: 0.87rem;
  color: var(--grijs);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 1rem;
}

.item-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.75rem;
  border-top: 1px solid var(--rand);
}

.beschikbaarheid-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
}

.beschikbaarheid-badge.beschikbaar {
  background: rgba(34,197,94,0.12);
  color: #15803d;
}

.beschikbaarheid-badge.bezet {
  background: rgba(239,68,68,0.12);
  color: #b91c1c;
}

.beschikbaarheid-badge::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.reserveer-btn {
  padding: 0.45rem 1rem;
  background: var(--rood);
  color: var(--wit);
  border: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.reserveer-btn:hover {
  background: var(--rood-licht);
  transform: translateY(-1px);
}

.reserveer-btn:disabled {
  background: var(--grijs-licht);
  cursor: not-allowed;
  transform: none;
}

/* ── KALENDER ── */
.kalender-container {
  background: var(--wit);
  border-radius: 12px;
  box-shadow: var(--kaart-schaduw);
  overflow: hidden;
  border: 1px solid var(--rand);
}

.kalender-navigatie {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: linear-gradient(135deg, var(--donker), var(--donker-mid));
  color: var(--wit);
}

.kalender-navigatie h3 {
  font-size: 1.3rem;
  font-weight: 800;
  text-transform: capitalize;
  letter-spacing: 1px;
}

.nav-maand-btn {
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.2);
  color: var(--wit);
  width: 38px;
  height: 38px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.nav-maand-btn.vandaag-btn {
  width: auto;
  padding: 0 0.75rem;
  font-size: 0.85rem;
}

.nav-maand-btn:hover {
  background: var(--rood);
  border-color: var(--rood);
}

.kalender-raster {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.dag-naam {
  padding: 0.75rem 0.5rem;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  background: var(--achtergrond);
  color: var(--grijs);
  border-bottom: 1px solid var(--rand);
}

.kalender-dag {
  border: 1px solid rgba(224,224,224,0.5);
  min-height: 100px;
  padding: 0.4rem;
  transition: background 0.15s;
  position: relative;
}

.kalender-dag:hover { background: rgba(204,21,21,0.03); }

.dag-nummer {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--donker);
  margin-bottom: 0.3rem;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.kalender-dag.vandaag .dag-nummer {
  background: var(--rood);
  color: var(--wit);
}

.kalender-dag.ander-maand {
  background: rgba(0,0,0,0.02);
}

.kalender-dag.ander-maand .dag-nummer {
  color: var(--grijs-licht);
}

.reservering-label {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  margin-bottom: 0.15rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  transition: opacity 0.15s;
}

.reservering-label:hover { opacity: 0.8; }

/* Kleur per item (cyclisch) */
.kleur-0 { background: rgba(204,21,21,0.15); color: #9e0f0f; }
.kleur-1 { background: rgba(245,166,35,0.18); color: #8a5e00; }
.kleur-2 { background: rgba(34,197,94,0.15); color: #15803d; }
.kleur-3 { background: rgba(59,130,246,0.15); color: #1d4ed8; }
.kleur-4 { background: rgba(168,85,247,0.15); color: #7e22ce; }
.kleur-5 { background: rgba(20,184,166,0.15); color: #0f766e; }

/* ── MODALS ── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 500;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  backdrop-filter: blur(4px);
}

.modal-overlay.open { display: flex; }

.modal {
  background: var(--wit);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalIn 0.25s ease;
}

@keyframes modalIn {
  from { transform: translateY(20px) scale(0.97); opacity: 0; }
  to   { transform: translateY(0) scale(1); opacity: 1; }
}

.modal-header {
  background: linear-gradient(135deg, var(--donker), #3a0a0a);
  color: var(--wit);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: 16px 16px 0 0;
}

.modal-header h3 {
  font-size: 1.2rem;
  font-weight: 800;
}

.sluit-btn {
  background: rgba(255,255,255,0.1);
  border: none;
  color: var(--wit);
  width: 32px;
  height: 32px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.sluit-btn:hover { background: var(--rood); }

.modal-inhoud {
  padding: 1.5rem;
}

/* ── FORMULIER ── */
.form-groep {
  margin-bottom: 1.25rem;
}

.form-rij {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--grijs);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

input, textarea, select {
  width: 100%;
  padding: 0.65rem 0.9rem;
  border: 1.5px solid var(--rand);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--donker);
  transition: border-color 0.2s, box-shadow 0.2s;
  background: var(--wit);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--rood);
  box-shadow: 0 0 0 3px rgba(204,21,21,0.1);
}

textarea { resize: vertical; min-height: 80px; }

.btn {
  padding: 0.7rem 1.5rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.btn-primair {
  background: var(--rood);
  color: var(--wit);
}

.btn-primair:hover {
  background: var(--rood-licht);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(204,21,21,0.4);
}

.btn-secundair {
  background: var(--achtergrond);
  color: var(--grijs);
  border: 1.5px solid var(--rand);
}

.btn-secundair:hover {
  background: var(--rand);
  color: var(--donker);
}

.btn-full { width: 100%; justify-content: center; margin-top: 0.5rem; }

.form-acties {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rand);
}

/* ── BESCHIKBAARHEIDS WEERGAVE ── */
.beschikbaarheid-strip {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 0.75rem 0;
}

.periode-blok {
  background: rgba(239,68,68,0.12);
  color: #b91c1c;
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
}

/* ── LEGE STAAT ── */
.leeg-staat {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--grijs-licht);
}

.leeg-staat .icoon {
  font-size: 4rem;
  display: block;
  margin-bottom: 1rem;
  opacity: 0.3;
}

.leeg-staat h3 {
  font-size: 1.3rem;
  color: var(--grijs);
  margin-bottom: 0.5rem;
}

/* ── TOAST MELDING ── */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  padding: 1rem 1.5rem;
  border-radius: 10px;
  color: var(--wit);
  font-weight: 600;
  z-index: 1000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  max-width: 380px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.toast.toon { transform: translateY(0); opacity: 1; }
.toast.succes { background: #16a34a; }
.toast.fout { background: var(--rood); }
.toast.info { background: var(--donker); }

/* ── ITEM DETAIL MODAL ── */
.item-detail-foto {
  width: 100%;
  height: 240px;
  object-fit: contain;
  background: #f3f4f6;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.item-detail-info {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.4rem 1rem;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.info-label { font-weight: 700; color: var(--grijs); }
.info-waarde { color: var(--donker); }

/* ── FOOTER ── */
footer {
  background: var(--donker);
  color: rgba(255,255,255,0.6);
  text-align: center;
  padding: 1.5rem 2rem;
  margin-top: 4rem;
  font-size: 0.85rem;
}

footer strong { color: var(--goud); }

/* ── LADEN INDICATOR ── */
.laden {
  text-align: center;
  padding: 3rem;
  color: var(--grijs-licht);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--rand);
  border-top-color: var(--rood);
  border-radius: 50%;
  animation: draaien 0.8s linear infinite;
  margin: 0 auto 1rem;
}

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

/* ── RESPONSIEF ── */
@media (max-width: 768px) {
  .header-top { padding: 0.6rem 1rem; flex-wrap: wrap; gap: 0.5rem; }
  .header-tekst h1 { font-size: 1.1rem; }
  .header-stats { gap: 1.25rem; order: 3; width: 100%; justify-content: center;
    border-top: 1px solid rgba(255,255,255,0.12); padding-top: 0.5rem; }
  .header-stat .getal { font-size: 1.25rem; }
  .inhoud { padding: 1rem; }
  .items-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .form-rij { grid-template-columns: 1fr; }
  .tabs { overflow-x: auto; }
  .tab { padding: 0.75rem 1rem; font-size: 0.85rem; }
  .kalender-dag { min-height: 70px; }
  .reservering-label { display: none; }
  .kalender-dag.heeft-reservering::after {
    content: '●';
    font-size: 0.6rem;
    color: var(--rood);
    position: absolute;
    bottom: 4px;
    right: 4px;
  }
}

@media (max-width: 480px) {
  .header-nav .nav-btn span { display: none; }
}

/* ── EASTER EGG: vlammen 🔥 (typ "brand" in de zoekbalk) ── */
#vlammen-laag {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 9999;
}

#vlammen-laag .vlam {
  position: absolute;
  bottom: -60px;
  font-size: 2.5rem;
  line-height: 1;
  will-change: transform, opacity;
  animation: vlam-omhoog var(--duur, 3s) ease-in forwards;
}

@keyframes vlam-omhoog {
  0%   { transform: translateY(0) rotate(0deg) scale(0.8); opacity: 0; }
  10%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { transform: translateY(-110vh) rotate(var(--draai, 40deg)) scale(1.3); opacity: 0; }
}