/* ===========================
   VRIJVERMOGEN — STYLESHEET
   =========================== */

:root {
  --groen-dark: #1B4332;
  --groen-mid: #2D6A4F;
  --groen-light: #52B788;
  --oranje: #F4A261;
  --oranje-dark: #e8894a;
  --cream: #FAFAF7;
  --tekst: #1A1A2E;
  --grijs: #6B7280;
  --grijs-light: #F3F4F6;
  --wit: #FFFFFF;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(27, 67, 50, 0.10);
  --shadow-lg: 0 12px 48px rgba(27, 67, 50, 0.18);
  --transition: 0.2s ease;
}

/* ============ RESET ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 17px; }
body {
  font-family: var(--font);
  color: var(--tekst);
  background: var(--wit);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ============ CONTAINER ============ */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 600;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-sm { padding: 10px 20px; font-size: 0.88rem; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-full { width: 100%; }

.btn-oranje {
  background: var(--oranje);
  color: var(--wit);
  border-color: var(--oranje);
  box-shadow: 0 4px 16px rgba(244,162,97,0.35);
}
.btn-oranje:hover {
  background: var(--oranje-dark);
  border-color: var(--oranje-dark);
  box-shadow: 0 8px 24px rgba(244,162,97,0.45);
}

.btn-outline {
  background: transparent;
  color: var(--wit);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--wit);
}

.btn-outline-light {
  background: transparent;
  color: var(--groen-light);
  border-color: var(--groen-light);
  padding: 14px 28px;
  font-size: 1rem;
}
.btn-outline-light:hover {
  background: rgba(82,183,136,0.1);
  border-color: var(--wit);
  color: var(--wit);
}

.btn-groen {
  background: var(--groen-mid);
  color: var(--wit);
  border-color: var(--groen-mid);
}
.btn-groen:hover {
  background: var(--groen-dark);
  border-color: var(--groen-dark);
  box-shadow: 0 8px 24px rgba(27,67,50,0.3);
}

/* ============ SECTION UTILITIES ============ */
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--tekst);
  margin-bottom: 1rem;
}
.section-title.centered { text-align: center; }

.section-sub {
  font-size: 1.1rem;
  color: var(--grijs);
  max-width: 600px;
  line-height: 1.7;
}
.section-sub.centered {
  text-align: center;
  margin: 0 auto 3rem;
}

em { font-style: normal; color: var(--groen-light); }

/* ============ NAVIGATIE ============ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0;
  transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
}
.nav.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(27,67,50,0.08);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--groen-light);
  letter-spacing: -0.5px;
  transition: color var(--transition);
}
.nav.scrolled .nav-logo { color: var(--groen-dark); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  transition: color var(--transition);
}
.nav.scrolled .nav-link { color: var(--grijs); }
.nav-link:hover { color: var(--groen-light) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--wit);
  border-radius: 2px;
  transition: background var(--transition);
}
.nav.scrolled .nav-toggle span { background: var(--tekst); }

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 12px;
  padding: 16px 24px 20px;
  background: var(--wit);
  border-top: 1px solid var(--grijs-light);
}
.nav-mobile.open { display: flex; }
.nav-mobile-link {
  font-size: 1rem;
  font-weight: 500;
  color: var(--grijs);
  padding: 8px 0;
}

/* ============ HERO ============ */
.hero {
  min-height: 100vh;
  background: var(--groen-dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-pattern {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 24px;
}
.hero-badge {
  display: inline-block;
  background: rgba(82,183,136,0.2);
  color: var(--groen-light);
  border: 1px solid rgba(82,183,136,0.35);
  border-radius: 100px;
  padding: 6px 18px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  letter-spacing: 0.3px;
}
.hero-title {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--wit);
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}
.hero-accent {
  color: var(--groen-light);
}
.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: rgba(255,255,255,0.72);
  max-width: 580px;
  margin: 0 auto 2.5rem;
  line-height: 1.65;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.hero-social-proof {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.2px;
}
.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounceDown 2s ease-in-out infinite;
}
.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid rgba(255,255,255,0.35);
  border-bottom: 2px solid rgba(255,255,255,0.35);
  transform: rotate(45deg);
}
@keyframes bounceDown {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ============ PROBLEEM ============ */
.probleem {
  padding: 100px 0;
  background: var(--wit);
}
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 3.5rem;
}
.card {
  background: var(--cream);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid rgba(27,67,50,0.06);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.card-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
}
.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--groen-dark);
}
.card p {
  font-size: 0.95rem;
  color: var(--grijs);
  line-height: 1.7;
}

/* ============ PRODUCT ============ */
.product {
  padding: 100px 0;
  background: linear-gradient(135deg, #EBF5EF 0%, #F3F4F6 100%);
}
.product-header {
  text-align: center;
  margin-bottom: 4rem;
}
.product-badge, .nieuwsbrief-badge {
  display: inline-block;
  background: rgba(45,106,79,0.12);
  color: var(--groen-mid);
  border-radius: 100px;
  padding: 5px 16px;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}
.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.checklist li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font-size: 0.97rem;
  line-height: 1.55;
}
.check {
  display: inline-flex;
  width: 26px;
  height: 26px;
  background: var(--groen-light);
  color: var(--wit);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
.check-gold {
  background: var(--oranje);
}

/* ---- BOOK COVER ---- */
.product-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.book-cover {
  position: relative;
  width: 240px;
  display: flex;
  filter: drop-shadow(0 24px 48px rgba(27,67,50,0.35));
  animation: floatBook 4s ease-in-out infinite;
}
@keyframes floatBook {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.book-spine {
  width: 28px;
  background: linear-gradient(180deg, #0f2a1e 0%, #1B4332 40%, #2D6A4F 100%);
  border-radius: 4px 0 0 4px;
  flex-shrink: 0;
}
.book-front {
  flex: 1;
  background: linear-gradient(145deg, var(--groen-dark) 0%, var(--groen-mid) 100%);
  border-radius: 0 8px 8px 0;
  padding: 28px 24px 24px;
  display: flex;
  flex-direction: column;
  min-height: 340px;
  position: relative;
  overflow: hidden;
}
.book-front::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 140px;
  height: 140px;
  background: rgba(82,183,136,0.08);
  border-radius: 50%;
}
.book-front::after {
  content: '';
  position: absolute;
  bottom: -20px;
  left: -20px;
  width: 100px;
  height: 100px;
  background: rgba(244,162,97,0.06);
  border-radius: 50%;
}
.book-top-bar {
  height: 3px;
  background: var(--oranje);
  border-radius: 2px;
  margin-bottom: 18px;
  width: 40px;
}
.book-logo {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 8px;
}
.book-year-badge {
  display: inline-block;
  background: var(--oranje);
  color: var(--wit);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 14px;
  width: fit-content;
}
.book-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--wit);
  line-height: 1.15;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}
.book-subtitle {
  font-size: 0.75rem;
  color: var(--groen-light);
  line-height: 1.4;
  margin-bottom: 16px;
}
.book-divider {
  height: 1px;
  background: rgba(255,255,255,0.1);
  margin: 8px 0 12px;
}
.book-features {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}
.book-features span {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.3px;
}
.book-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.book-pages-indicator {
  font-size: 0.62rem;
  color: rgba(255,255,255,0.4);
}
.book-price-tag {
  background: var(--oranje);
  color: var(--wit);
  font-size: 1.1rem;
  font-weight: 800;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.book-shadow {
  width: 200px;
  height: 20px;
  background: radial-gradient(ellipse, rgba(27,67,50,0.25) 0%, transparent 70%);
  margin-top: -10px;
  filter: blur(8px);
}
.book-extras {
  display: flex;
  gap: 12px;
}
.extra-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--wit);
  border-radius: 10px;
  padding: 10px 14px;
  box-shadow: var(--shadow);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--groen-dark);
  line-height: 1.3;
}
.extra-icon { font-size: 1.1rem; }

/* ============ PRIJS ============ */
.prijs {
  padding: 100px 0;
  background: var(--wit);
}
.pricing-card {
  max-width: 460px;
  margin: 0 auto;
  background: var(--wit);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  border: 2px solid rgba(27,67,50,0.1);
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.pricing-name {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--grijs);
  margin-bottom: 16px;
}
.pricing-price {
  font-size: 5rem;
  font-weight: 800;
  color: var(--oranje);
  line-height: 1;
  margin-bottom: 28px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 4px;
}
.pricing-currency {
  font-size: 2rem;
  margin-top: 12px;
}
.pricing-includes {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  text-align: left;
}
.pricing-item {
  font-size: 0.97rem;
  color: var(--tekst);
  padding-left: 4px;
}
.pricing-meta {
  font-size: 0.82rem;
  color: var(--grijs);
  margin-top: 14px;
}
.trust-signals {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--grijs-light);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--grijs);
}
.trust-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ============ OVER ============ */
.over {
  padding: 100px 0;
  background: var(--groen-dark);
  text-align: center;
}
.over-content {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 24px;
}
.over-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 24px;
}
.over-title {
  color: var(--wit);
  margin-bottom: 1.5rem;
}
.over-text {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

/* ============ NIEUWSBRIEF ============ */
.nieuwsbrief {
  padding: 100px 0;
  background: linear-gradient(135deg, #FEF3E8 0%, var(--cream) 100%);
}
.nieuwsbrief-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.nieuwsbrief-badge {
  background: rgba(244,162,97,0.15);
  color: #c8672a;
}
.nieuwsbrief-title {
  color: var(--groen-dark);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}
.nieuwsbrief-sub {
  color: var(--grijs);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}
.nieuwsbrief-punten {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.nieuwsbrief-punten li {
  font-size: 0.95rem;
  color: var(--tekst);
}
.nieuwsbrief-form-wrap {
  background: var(--wit);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow);
}
.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--tekst);
  margin-bottom: 8px;
}
.form-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.form-input {
  flex: 1;
  min-width: 180px;
  padding: 14px 16px;
  border: 2px solid var(--grijs-light);
  border-radius: 8px;
  font-family: var(--font);
  font-size: 0.97rem;
  color: var(--tekst);
  transition: border-color var(--transition);
  outline: none;
}
.form-input:focus { border-color: var(--groen-light); }
.form-input::placeholder { color: #bbb; }
.form-meta {
  font-size: 0.8rem;
  color: var(--grijs);
  margin-top: 12px;
}
.form-success {
  text-align: center;
  padding: 24px;
}
.success-icon {
  width: 56px;
  height: 56px;
  background: var(--groen-light);
  color: var(--wit);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 16px;
}
.form-success h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--groen-dark);
  margin-bottom: 8px;
}
.form-success p {
  color: var(--grijs);
  font-size: 0.95rem;
}

/* ============ FOOTER ============ */
.footer {
  background: var(--groen-dark);
  padding: 48px 0 32px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--groen-light);
  margin-bottom: 6px;
}
.footer-tagline {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.45);
}
.footer-links {
  display: flex;
  gap: 24px;
  align-items: center;
}
.footer-link {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}
.footer-link:hover { color: var(--groen-light); }
.footer-divider {
  height: 1px;
  background: rgba(255,255,255,0.08);
  margin-bottom: 24px;
}
.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-copy {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}
.footer-disclaimer {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.3);
  max-width: 680px;
  line-height: 1.5;
}

/* ============ RESPONSIVE ============ */
.hide-mobile { display: none; }
@media (min-width: 600px) { .hide-mobile { display: inline; } }

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }

  .cards-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .product-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .product-visual { order: -1; }

  .nieuwsbrief-content {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

@media (max-width: 600px) {
  html { font-size: 16px; }

  .hero { padding: 100px 0 60px; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .hero-ctas .btn { width: 100%; max-width: 320px; }

  .probleem, .product, .prijs, .over, .nieuwsbrief { padding: 72px 0; }

  .pricing-card { padding: 36px 24px; }
  .pricing-price { font-size: 4rem; }

  .book-cover { width: 200px; }
  .book-front { min-height: 280px; }

  .footer-top { flex-direction: column; }

  .form-group { flex-direction: column; }
  .form-group .btn { width: 100%; }

  .nieuwsbrief-form-wrap { padding: 28px 20px; }
}

/* ============ SCROLL ANIMATION ============ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }