/* Google Font */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

* {
  box-sizing: border-box;
}

/* KLEUREN */
:root {
  --blue: #2563eb;
  --blue-light: #3b82f6;
  --bg: #f4f7fb;
  --text: #0f172a;
  --card: #ffffff;
  --border: #e5e7eb;
}

body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* LAYOUT */
.wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
}

/* HEADER */
.site-header {
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  color: #fff;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
}

/* NAV */
.nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.nav a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  opacity: 0.9;
}

.nav a:hover {
  opacity: 1;
  text-decoration: underline;
}

/* HERO */
.hero {
  padding: 30px 0 10px;
}

.hero h1 {
  font-size: 2.2rem;
  margin-bottom: 10px;
}

/* SECTIONS */
.section {
  margin-top: 30px;
}

.section h2 {
  color: var(--blue);
  margin-bottom: 12px;
}

/* GRID */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* CARDS */
.card {
  background: var(--card);
  border-radius: 14px;
  padding: 18px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.04);
}

.card h3,
.card h4 {
  margin-top: 0;
  color: var(--blue);
}

/* PROJECTS */
.projects {
  display: grid;
  gap: 16px;
}

.project:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 35px rgba(0, 0, 0, 0.08);
}

/* FOOTER */
.site-footer {
  margin-top: 40px;
  background: #0f172a;
  color: #fff;
}

.site-footer a {
  color: #93c5fd;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 1.8rem;
  }
}