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

:root {
  --primary-color: #395bdf;
  --secondary-color: #27a3f4;
  --background-color: #ffffff;
  --text-color: #222222;
  --light-gray: #f7f9fc;
  --radius: 14px;
  --shadow: 0 3px 15px rgba(57, 91, 223, 0.1);
}

* { box-sizing: border-box; }
body {
  font-family: 'Inter', sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 0 1.25rem;
  text-align: center;
}

/* Header */
.header {
  background: var(--background-color);
  box-shadow: 0 2px 12px rgba(57,91,223,0.08);
  width: 100vw; /* Zorg dat de header vol breed is */
  left: 0;
}
.header-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: auto;
  gap: 0.6em;
}
.logo {
  margin-bottom: 0.3em;
  font-size: 2.1rem; 
  font-weight: 700; 
  color: var(--primary-color);
  letter-spacing: 0.16em;
  text-align: center;
}
.nav {
  list-style: none;
  display: flex;
  gap: 2rem;
  justify-content: center;
  padding: 0;
  margin: 0;
}
.nav a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 600;
  font-size: 1.05rem;
  position: relative;
  padding-bottom: 2px;
  transition: color 0.2s;
}
.nav a:hover,
.nav a.active { color: var(--primary-color); }

/* Hero */
.hero {
  background: linear-gradient(120deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: #fff;
  text-align: center;
  padding: 5rem 1rem 7rem;
  border-bottom-left-radius: 50% 15%;
  border-bottom-right-radius: 50% 15%;
}
.hero-content { text-align: center; }
.hero-content h1 { font-size: 2.8rem; font-weight: 700; margin-bottom: 0.3em; }
.highlight { color: #f4a261; }
.hero-content p { font-size: 1.25rem; font-weight: 400; margin-bottom: 1.5rem; opacity: 0.9; }
.btn {
  background-color: var(--background-color);
  color: var(--primary-color);
  border: none;
  padding: 0.9em 2.7em;
  font-weight: 700;
  font-size: 1.15rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color 0.3s, box-shadow 0.3s, color 0.3s;
}
.btn:hover { background-color: var(--primary-color); color: var(--background-color); box-shadow: 0 0 12px var(--primary-color); }

/* Sections */
section { display: flex; flex-direction: column; align-items: center; }
.whitebox {
  background-color: var(--light-gray);
  border-radius: var(--radius);
  margin: 3rem 0;
  padding: 3rem 2rem;
  box-shadow: var(--shadow);
  text-align: center;
}
h2 {
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  font-size: 2rem;
  text-align: center;
}
h3 {
  color: var(--secondary-color);
  margin-top: 1.6rem;
  margin-bottom: 0.7rem;
  font-size: 1.3rem;
  text-align: center;
}

/* Skills mini-sectie */
.skills-mini {
  margin-bottom: 2em;
}
.skill-pill {
  display: inline-block;
  background: #eaf1fe;
  color: var(--primary-color);
  border-radius: 16px;
  padding: .4em 1.2em;
  font-size: 1em;
  margin: .25em;
  font-weight: 600;
}

/* Gecentreerde blokken, links uitgelijnde tekst */
.education-list,
.cert-list,
.experience-list {
  display: inline-block;
  text-align: left;
  margin: 1em auto;
  padding: 0;
  color: #333;
  font-size: 1.1em;
}
.education-list li,
.cert-list li,
.experience-list li {
  margin-bottom: .85em;
  line-height: 1.6;
}

/* Projecten */
.projects-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  width: 100%;
}
.project-card {
  display: inline-block;
  width: 320px;
  max-width: 100%;
  margin: 0 auto 2em auto;
  text-align: center;
  vertical-align: top;
  background-color: var(--background-color);
  border-radius: var(--radius);
  padding: 1.8rem 1.4rem;
  box-shadow: var(--shadow);
  transition: box-shadow 0.3s ease;
}
.project-card:hover { box-shadow: 0 10px 30px rgba(57, 91, 223, 0.2); }
.project-card h3 { margin-bottom: 0.6rem; }
.project-card p {
  margin-bottom: 1rem;
  color: #555;
  line-height: 1.4;
  text-align: center;
}
.btn-link {
  font-weight: 600;
  color: var(--secondary-color);
  text-decoration: underline;
}

/* Contact */
.contact-buttons {
  display: flex;
  justify-content: center;
  gap: 1.3em;
  margin-bottom: 1.2em;
}
.contact-btn {
  display: inline-block;
  font-size: 1.15em;
  font-weight: 600;
  color: var(--primary-color);
  text-decoration: none;
  background: #eaf1fe;
  padding: 0.55em 1.2em;
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
  box-shadow: var(--shadow);
}
.contact-btn:hover {
  background: var(--primary-color);
  color: #fff;
}
.contact form {
  display: inline-block;
  text-align: left;
  width: 100%;
  max-width: 480px;
  margin: 1.5em auto 0 auto;
}
.contact input,
.contact textarea {
  padding: 1em;
  border-radius: var(--radius);
  border: 1.5px solid #dcdde1;
  font-size: 1rem;
  resize: vertical;
}
.contact input:focus,
.contact textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}
.contact button {
  align-self: center;
  padding: 0.9em 3.5em;
}
#formMessage {
  margin-top: 0.8rem;
  font-weight: 600;
  color: var(--primary-color);
  text-align: center;
}

/* Footer */
.footer {
  text-align: center;
  color: #666;
  font-size: 1rem;
  margin: 3rem 0 2rem 0;
}

/* Responsive */
@media (max-width: 900px) {
  .header-content {
    flex-direction: column;
    height: auto;
    gap: 1em;
  }
  .nav {
    gap: 1.1em;
    flex-wrap: wrap;
  }
  .project-card { width: 97vw; }
}
@media (max-width: 600px) {
  .whitebox, .container { padding: 1em; }
  .project-card { min-width: 85vw; padding: 1em .5em; }
  .hero-content h1 { font-size: 2rem; }
}