:root {
  --bg: #f6f8fb;
  --bg-soft: #ffffff;
  --text: #111827;
  --muted: #667085;

  --primary: #70c043;
  --primary-dark: #518b30;
  --accent: #00c2a8;

  --dark: #07111f;
  --line: #e5e7eb;

  --shadow: 0 20px 60px rgba(15, 23, 42, 0.12);
  --radius: 24px;
  --max-width: 1180px;

  --gradient-main: linear-gradient(135deg, var(--primary), #07317d);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(100% - 32px, var(--max-width));
  margin: 0 auto;
}

/* Navbar */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

.nav-inner {
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: grid;
  place-items: center;
  color: white;
  font-weight: 900;
  box-shadow: 0 12px 30px rgba(112, 192, 67, 0.25);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.95rem;
  color: var(--muted);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lang-switch {
  display: flex;
  background: #eef2ff;
  border-radius: 999px;
  padding: 4px;
}

.lang-btn {
  border: 0;
  background: transparent;
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 700;
  color: var(--muted);
}

.lang-btn.active {
  background: white;
  color: var(--primary);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
}

.menu-toggle {
  display: none;
  border: 0;
  background: var(--dark);
  color: white;
  border-radius: 12px;
  padding: 10px 12px;
  cursor: pointer;
  font-size: 1.2rem;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 14px 34px rgba(112, 192, 67, 0.28);
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-secondary {
  background: white;
  color: var(--text);
  border-color: var(--line);
}

/* Reusable sections */

section {
  padding: 88px 0;
}

.section-header {
  max-width: 760px;
  margin-bottom: 38px;
}

.section-header.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-kicker {
  color: var(--primary);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--muted);
  font-size: 1.05rem;
}

/* Forms */

form {
  background: white;
  border-radius: 30px;
  padding: 32px;
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: grid;
  gap: 7px;
  margin-bottom: 16px;
}

.form-group.full {
  grid-column: 1 / -1;
}

label {
  font-weight: 800;
  font-size: 0.92rem;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  font: inherit;
  background: #fbfdff;
  color: var(--text);
}

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

/* Footer */

footer {
  padding: 38px 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: 18px;
}

/* Language switch */

[data-en] {
  display: none;
}

body.lang-en [data-nl] {
  display: none;
}

body.lang-en [data-en] {
  display: inline;
}

body.lang-en p[data-en],
body.lang-en h1[data-en],
body.lang-en h2[data-en],
body.lang-en h3[data-en],
body.lang-en span[data-en],
body.lang-en strong[data-en],
body.lang-en label[data-en],
body.lang-en option[data-en],
body.lang-en li[data-en] {
  display: revert;
}

/* Responsive shared */

@media (max-width: 980px) {
  .nav-links {
    position: absolute;
    top: 78px;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: white;
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 18px;
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .menu-toggle {
    display: inline-flex;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 24px, var(--max-width));
  }

  .nav-inner {
    height: 72px;
  }

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

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-actions .btn {
    display: none;
  }
}

/* Shared back button */
.back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 800;
  color: var(--primary);
  background: rgba(112, 192, 67, 0.10);
  border: 1px solid rgba(112, 192, 67, 0.18);
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.back-link:hover {
  color: var(--primary-dark);
  background: rgba(112, 192, 67, 0.16);
  transform: translateY(-2px);
}

/* Language switch fix */
[data-en] {
  display: none !important;
}

body.lang-en [data-nl] {
  display: none !important;
}

body.lang-en [data-en] {
  display: revert !important;
}