/* TMSLA Website – stijl gebaseerd op Alzheimercentrum Amsterdam */

:root {
  --groen:          #6ab650;
  --groen-donker:   #4e8a38;
  --groen-hover:    #5aa040;
  --blauw:          #005b9a;
  --blauw-licht:    #e8f2fa;
  --oranje:         #f07d00;
  --oranje-licht:   #fff4e6;
  --tekst:          #313131;
  --tekst-licht:    #555;
  --grijs-licht:    #f5f5f5;
  --grijs-rand:     #e0e0e0;
  --wit:            #ffffff;
}

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

body {
  font-family: Arial, sans-serif;
  font-size: 16px;
  color: var(--tekst);
  background: var(--wit);
  line-height: 1.75;
}

/* ── Navigatie ── */
header {
  background: var(--wit);
  border-bottom: 2px solid var(--grijs-rand);
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  height: 50px;
  width: auto;
  display: block;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 0.2rem;
  align-items: center;
}

nav ul li a {
  color: var(--tekst);
  text-decoration: none;
  padding: 0.45rem 1rem;
  border-radius: 9999px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: background 0.18s, color 0.18s;
}

nav ul li a:hover {
  background: var(--grijs-licht);
  color: var(--groen-donker);
}

nav ul li a.actief {
  background: var(--groen);
  color: var(--wit);
}

/* Aanmeld-knop in nav */
nav ul li.nav-cta a {
  background: var(--groen);
  color: var(--wit);
  padding: 0.5rem 1.3rem;
}

nav ul li.nav-cta a:hover {
  background: var(--groen-hover);
  color: var(--wit);
}

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--tekst);
  border-radius: 3px;
}

/* ── Hero ── */
.hero {
  background: var(--grijs-licht);
  border-bottom: 1px solid var(--grijs-rand);
  padding: 5rem 2rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  max-width: 760px;
  margin: 0 auto 1rem;
  line-height: 1.25;
  color: var(--tekst);
}

.hero h1 span {
  color: var(--groen-donker);
}

.hero p {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2rem;
  color: var(--tekst-licht);
}

.hero-knoppen {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Knoppen – pill-shaped zoals Alzheimercentrum ── */
.knop {
  display: inline-block;
  padding: 0.65em 1.7em;
  border-radius: 9999px;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.18s, color 0.18s, transform 0.15s;
  font-family: Arial, sans-serif;
}

.knop:hover {
  transform: translateY(-1px);
}

.knop-groen {
  background: var(--groen);
  color: var(--wit);
  border-color: var(--groen);
}

.knop-groen:hover {
  background: var(--groen-hover);
  border-color: var(--groen-hover);
}

.knop-omlijnd {
  background: transparent;
  color: var(--groen-donker);
  border-color: var(--groen);
}

.knop-omlijnd:hover {
  background: var(--groen);
  color: var(--wit);
}

.knop-donker {
  background: #32373c;
  color: var(--wit);
  border-color: #32373c;
}

.knop-donker:hover {
  background: #1a1d20;
}

/* ── Paginatitel-balk (sub-hero) ── */
.pagina-hero {
  background: var(--grijs-licht);
  border-bottom: 1px solid var(--grijs-rand);
  padding: 3rem 2rem 2.5rem;
  text-align: center;
}

.pagina-hero h1 {
  font-size: 1.9rem;
  color: var(--tekst);
  margin-bottom: 0.6rem;
}

.pagina-hero p {
  font-size: 1rem;
  color: var(--tekst-licht);
  max-width: 560px;
  margin: 0 auto;
}

/* ── Secties ── */
section {
  padding: 4rem 2rem;
}

.sectie-grijs {
  background: var(--grijs-licht);
}

.container {
  max-width: 1060px;
  margin: 0 auto;
}

.container-smal {
  max-width: 740px;
  margin: 0 auto;
}

/* ── Typografie ── */
h2 {
  font-size: 1.75rem;
  color: var(--tekst);
  margin-bottom: 1.2rem;
  line-height: 1.25;
}

h2 .accent {
  color: var(--groen-donker);
}

h3 {
  font-size: 1.1rem;
  color: var(--tekst);
  margin-bottom: 0.5rem;
  font-weight: 700;
}

p {
  margin-bottom: 1rem;
  color: var(--tekst-licht);
}

ul {
  margin: 0.5rem 0 1rem 1.4rem;
  color: var(--tekst-licht);
}

ul li {
  margin-bottom: 0.45rem;
}

/* Streepje onder h2 – vergelijkbaar met Alzheimercentrum */
.h2-lijn {
  display: inline-block;
  padding-bottom: 0.4rem;
  border-bottom: 3px solid var(--groen);
  margin-bottom: 1.4rem;
}

/* ── Kaartjes ── */
.kaarten {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.kaart {
  background: var(--wit);
  border-radius: 12px;
  padding: 1.8rem;
  border: 1px solid var(--grijs-rand);
  transition: box-shadow 0.2s, transform 0.2s;
}

.kaart:hover {
  box-shadow: 6px 6px 20px rgba(0,0,0,0.09);
  transform: translateY(-2px);
}

.kaart-icon {
  margin-bottom: 1rem;
  color: var(--groen-donker);
  display: block;
  line-height: 1;
}

.kaart-icon svg {
  display: block;
}

/* ── Groen accent-blok ── */
.groen-blok {
  background: var(--groen);
  color: var(--wit);
  border-radius: 12px;
  padding: 2.2rem 2rem;
  margin: 2rem 0;
}

.groen-blok h3 {
  color: var(--wit);
  font-size: 1.25rem;
  margin-bottom: 0.7rem;
}

.groen-blok p,
.groen-blok li {
  color: rgba(255,255,255,0.92);
}

.groen-blok a {
  color: var(--wit);
  font-weight: 700;
  text-decoration: underline;
}

/* ── Highlight box ── */
.highlight-box {
  background: var(--grijs-licht);
  border-left: 4px solid var(--groen);
  border-radius: 0 8px 8px 0;
  padding: 1rem 1.4rem;
  margin: 1.5rem 0;
}

.highlight-box p {
  margin-bottom: 0;
  color: var(--tekst);
}

/* ── Twee-kolom layout ── */
.twee-kolom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: start;
}

@media (max-width: 720px) {
  .twee-kolom { grid-template-columns: 1fr; gap: 2rem; }
}

/* ── Behandeling tijdlijn ── */
.tijdlijn {
  border: 1px solid var(--grijs-rand);
  border-radius: 10px;
  overflow: hidden;
  margin: 1.2rem 0;
}

.tijdlijn-rij {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.2rem;
  border-bottom: 1px solid var(--grijs-rand);
  background: var(--wit);
}

.tijdlijn-rij:last-child { border-bottom: none; }

.tijdlijn-week {
  font-weight: 700;
  color: var(--tekst);
  min-width: 85px;
  font-size: 0.88rem;
}

.tijdlijn-balk {
  flex: 1;
  min-height: 32px;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 1rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--wit);
  white-space: nowrap;
}

.balk-intensief { background: #32373c; flex: 0 0 auto; }
.balk-onderhoud { background: var(--groen); }
.balk-controle  { background: var(--groen-donker); flex: 0 0 auto; }

/* ── Onderzoekers ── */
.onderzoekers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.2rem;
  margin-top: 1.5rem;
}

.onderzoeker-kaart {
  background: var(--wit);
  border-radius: 10px;
  padding: 1.2rem 1.3rem;
  border: 1px solid var(--grijs-rand);
  border-top: 3px solid var(--blauw);
}

/* ── Oranje accent highlight ── */
.highlight-oranje {
  background: var(--oranje-licht);
  border-left: 4px solid var(--oranje);
  border-radius: 0 8px 8px 0;
  padding: 1rem 1.4rem;
  margin: 1.5rem 0;
}

.highlight-oranje p { margin-bottom: 0; color: var(--tekst); }

/* ── Blauw accent highlight ── */
.highlight-blauw {
  background: var(--blauw-licht);
  border-left: 4px solid var(--blauw);
  border-radius: 0 8px 8px 0;
  padding: 1rem 1.4rem;
  margin: 1.5rem 0;
}

.highlight-blauw p { margin-bottom: 0; color: var(--tekst); }

/* ── Oranje badge ── */
.badge-oranje {
  display: inline-block;
  background: var(--oranje);
  color: var(--wit);
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.2rem 0.75rem;
  letter-spacing: 0.3px;
}

/* ── Blauw badge ── */
.badge-blauw {
  display: inline-block;
  background: var(--blauw);
  color: var(--wit);
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.2rem 0.75rem;
  letter-spacing: 0.3px;
}

.onderzoeker-rol {
  font-size: 0.75rem;
  color: var(--blauw);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 0.35rem;
}

.onderzoeker-naam {
  font-weight: 700;
  color: var(--tekst);
  font-size: 0.97rem;
  margin-bottom: 0.2rem;
}

.onderzoeker-titel {
  font-size: 0.83rem;
  color: var(--tekst-licht);
}

/* ── Formulier ── */
.formulier {
  width: 100%;
}

.formulier-groep {
  margin-bottom: 1.3rem;
}

.formulier-groep label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--tekst);
  font-size: 0.95rem;
}

.formulier-groep input,
.formulier-groep select,
.formulier-groep textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1.5px solid var(--grijs-rand);
  border-radius: 8px;
  font-size: 1rem;
  font-family: Arial, sans-serif;
  color: var(--tekst);
  background: var(--wit);
  transition: border-color 0.2s;
}

.formulier-groep input:focus,
.formulier-groep select:focus,
.formulier-groep textarea:focus {
  outline: none;
  border-color: var(--groen);
}

.formulier-groep textarea {
  min-height: 130px;
  resize: vertical;
}

.checkbox-groep {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
}

.checkbox-groep input[type="checkbox"] {
  width: auto;
  margin-top: 3px;
  accent-color: var(--groen);
}

.succes-bericht {
  display: none;
  background: #edf7e9;
  border: 2px solid var(--groen);
  border-radius: 10px;
  padding: 1.8rem;
  text-align: center;
  margin-top: 1rem;
}

.succes-bericht h3 { color: var(--groen-donker); font-size: 1.3rem; margin-bottom: 0.5rem; }
.succes-bericht p  { color: var(--tekst-licht); margin-bottom: 0; }

/* ── Video ── */
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 6px 6px 20px rgba(0,0,0,0.12);
}

.video-wrapper iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

.video-placeholder {
  background: #1c1c1c;
  border-radius: 12px;
  height: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #aaa;
  font-size: 1rem;
  gap: 0.8rem;
}

.video-placeholder .play-icon {
  width: 72px;
  height: 72px;
  background: var(--groen);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--wit);
}

/* ── CTA-baner (groen blok breed) ── */
.cta-balk {
  background: var(--groen);
  padding: 3.5rem 2rem;
  text-align: center;
}

.cta-balk h2 {
  color: var(--wit);
  margin-bottom: 0.8rem;
}

.cta-balk p {
  color: rgba(255,255,255,0.9);
  max-width: 500px;
  margin: 0 auto 1.8rem;
}

/* ── Logos balk ── */
.logos-balk {
  background: var(--grijs-licht);
  border-top: 1px solid var(--grijs-rand);
  border-bottom: 1px solid var(--grijs-rand);
  padding: 1.8rem 2rem;
  text-align: center;
}

.logos-balk .label {
  font-size: 0.8rem;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 0.9rem;
}

.logos-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.instituut-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--tekst);
}

.instituut-logo .sym {
  width: 38px;
  height: 38px;
  background: var(--groen);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--wit);
  font-size: 0.72rem;
  font-weight: 900;
}

/* ── Footer ── */
footer {
  background: #32373c;
  color: rgba(255,255,255,0.8);
  padding: 2.5rem 2rem;
  text-align: center;
}

footer a {
  color: var(--groen);
  text-decoration: none;
}

footer a:hover { text-decoration: underline; }

footer p {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

footer .footer-naam {
  color: var(--wit);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

/* ── Responsief ── */
@media (max-width: 768px) {
  .hero h1 { font-size: 1.75rem; }
  .pagina-hero h1 { font-size: 1.5rem; }
  nav ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--wit);
    border-bottom: 2px solid var(--grijs-rand);
    padding: 1rem 1.5rem;
    gap: 0.2rem;
    z-index: 99;
  }
  nav ul.open { display: flex; }
  nav ul li a { display: block; border-radius: 8px; }
  .menu-toggle { display: flex; }
  header { position: relative; }
  .kaarten { grid-template-columns: 1fr; }
}