:root {
  --primary-color: #3399ff;      /* Lichter, frisser blauw */
  --primary-dark: #0073e6;       /* Iets donkerder maar nog helder */
  --primary-light: #80b3ff;      /* Lichte highlight */
  --background-color: #0a0f14;   /* Iets donkerder achtergrond */
  --section-bg: #1c2431;          /* Lichter en contrastvoller dan #161b22 */
  --text-color: #e6e9ef;         /* Lichter wit/grijs voor leesbaarheid */
  --text-muted: #a3afc2;         /* Iets lichter grijs dan eerst */
  --shadow-color: rgba(51, 153, 255, 0.6); /* Intensere blauwe schaduw */
}


/* Voor de container (cards) */
.container {
  background-color: rgba(20, 30, 50, 0.85); /* iets lichter en minder transparant */
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 0 15px rgba(0, 102, 255, 0.3);
}

/* Titels */
h2, .card-title {
  color: #3399ff; /* helder blauw */
  text-shadow: none; /* glow uitzetten */
  font-weight: 700;
}

/* Paragrafen */
p, .card-text {
  color: #eee; /* veel helderder, bijna wit */
  font-weight: 600;
}

/* Knoppen */
button, .btn {
  background-color: #007bff;
  color: #fff;
  border: 1.5px solid #3399ff;
}
button:hover, .btn:hover {
  background-color: #3399ff;
  border-color: #007bff;
  color: #fff;
}



/* Basis */
* {
  box-sizing: border-box;
  scroll-behavior: smooth;
  transition: color var(--transition-speed) ease,
              background-color var(--transition-speed) ease,
              box-shadow var(--transition-speed) ease,
              transform var(--transition-speed) ease;
}

body {
  margin: 0;
  font-family: var(--font-primary);
  background: var(--background-color);
  color: var(--text-color);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Links */
a {
  color: var(--primary-color);
  text-decoration: none;
  position: relative;
  cursor: pointer;
  outline-offset: 3px;
}

a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -2px;
  left: 0;
  background: var(--primary-light);
  border-radius: 4px;
  transition: width 0.3s ease;
}

a:hover,
a:focus {
  color: var(--primary-light);
  text-decoration: none;
}

a:hover::after,
a:focus::after {
  width: 100%;
}

/* Navbar */
.navbar {
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 3px solid transparent;
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  font-weight: 700;
  z-index: 1100;
  user-select: none;
}

.navbar.scrolled {
  background: var(--background-color);
  box-shadow: 0 4px 20px var(--shadow-color);
  border-color: var(--primary-color);
}

.navbar-brand {
  font-family: var(--font-secondary);
  font-weight: 900;
  font-size: 2.2rem;
  color: var(--primary-color);
  letter-spacing: 0.15em;
  text-shadow: 0 0 8px var(--primary-color);
  user-select: none;
  cursor: default;
  transition: color 0.3s ease;
}

.navbar-brand:hover,
.navbar-brand:focus {
  color: var(--primary-light);
}

.nav-link {
  color: var(--text-muted) !important;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-weight: 600;
  position: relative;
  padding: 0.5rem 1rem;
  transition: color 0.3s ease;
  outline-offset: 3px;
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 3px;
  bottom: 5px;
  left: 0;
  background: var(--primary-color);
  border-radius: 3px;
  transition: width 0.35s ease;
}

.nav-link:hover,
.nav-link:focus {
  color: var(--primary-color) !important;
  outline: none;
}

.nav-link:hover::after,
.nav-link:focus::after {
  width: 100%;
}

/* Active nav link */
.nav-link.active {
  color: var(--primary-light) !important;
}

.navbar-toggler {
  border: none;
  filter: invert(1);
  transition: transform 0.5s ease;
  cursor: pointer;
  user-select: none;
}

.navbar-toggler.collapsed {
  transform: rotate(0deg);
}

.navbar-toggler:not(.collapsed) {
  transform: rotate(90deg);
}

.navbar-toggler:focus {
  outline-offset: 3px;
  outline-color: var(--primary-light);
  box-shadow: 0 0 12px var(--primary-light);
  border-radius: var(--border-radius);
}

/* Dropdown Menu */
.dropdown-menu {
  background: var(--section-bg);
  border-radius: var(--border-radius);
  box-shadow: 0 6px 20px rgba(0, 102, 255, 0.3);
  border: none;
  padding: 0.5rem 0;
  user-select: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.dropdown-menu.show {
  opacity: 1;
  transform: translateY(0);
}

.dropdown-item {
  color: var(--text-muted);
  font-weight: 600;
  padding: 0.5rem 1.5rem;
  transition: background-color 0.3s ease, color 0.3s ease;
  user-select: none;
}

.dropdown-item:hover,
.dropdown-item:focus {
  background-color: var(--primary-dark);
  color: var(--primary-light);
  outline: none;
  cursor: pointer;
}

/* Hero Section */
header.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 3rem 2rem;
  color: var(--primary-color);
  background: linear-gradient(135deg, #004bb5 0%, #3399ff 100%);
  box-shadow: inset 0 0 120px rgba(255, 255, 255, 0.15);
  user-select: none;
}

header.hero h1 {
  font-size: 4rem;
  font-family: var(--font-secondary);
  font-weight: 900;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 12px var(--primary-light);
  letter-spacing: 0.1em;
  animation: glowPulse 2.5s ease-in-out infinite alternate;
}

header.hero p {
  font-size: 1.75rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  animation: fadeInUp 1.5s ease forwards;
}

/* Hero Button */
header.hero .btn-primary {
  background: var(--primary-color);
  border: none;
  padding: 1rem 4rem;
  font-weight: 800;
  font-size: 1.3rem;
  border-radius: var(--btn-radius);
  box-shadow: 0 6px 20px var(--shadow-color);
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  user-select: none;
  will-change: transform, box-shadow;
}

header.hero .btn-primary:hover,
header.hero .btn-primary:focus {
  background: var(--primary-light);
  box-shadow: 0 10px 30px rgba(51, 153, 255, 0.8);
  transform: scale(1.08) translateY(-2px);
  outline: none;
  animation: pulseGlow 2s ease-in-out infinite;
}

/* Section styling */
section {
  max-width: 900px;
  margin: 5rem auto;
  padding: 3rem 3.5rem;
  background: var(--section-bg);
  color: var(--text-color);
  border-radius: 18px;
  box-shadow: 0 10px 35px rgba(0, 102, 255, 0.15);
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

section.visible {
  opacity: 1;
  transform: translateY(0);
}

section h2 {
  font-family: var(--font-secondary);
  font-weight: 900;
  font-size: 2.3rem;
  color: var(--primary-color);
  margin-bottom: 2rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  position: relative;
  user-select: none;
}

section h2::after {
  content: '';
  position: absolute;
  width: 70px;
  height: 5px;
  background: var(--primary-color);
  bottom: -15px;
  left: 0;
  border-radius: 5px;
  box-shadow: 0 0 8px var(--primary-color);
  transition: width 0.4s ease;
}

/* Service Cards */
.service-card {
  background: var(--background-color);
  padding: 2rem 1.8rem;
  border-radius: 20px;
  border: 2px solid var(--primary-color);
  box-shadow: 0 8px 25px rgba(0, 102, 255, 0.2);
  color: var(--text-muted);
  text-align: center;
  transition: all 0.4s ease;
  cursor: default;
  user-select: none;
  will-change: transform, box-shadow, color;
}

.service-card:hover {
  color: var(--primary-color);
  box-shadow: 0 14px 45px rgba(0, 102, 255, 0.6);
  transform: translateY(-12px) scale(1.05);
}

.service-card h4 {
  font-family: var(--font-secondary);
  font-weight: 900;
  margin-bottom: 1.3rem;
  font-size: 1.6rem;
  text-transform: uppercase;
}

.service-card p {
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1.4;
  user-select: text;
}

/* Contact Form */
form label {
  font-weight: 700;
  color: var(--text-muted);
  display: block;
  margin-bottom: 0.4rem;
  user-select: none;
  transition: color 0.3s ease;
}

form input,
form textarea {
  width: 100%;
  padding: 1rem 1.2rem;
  font-size: 1rem;
  border-radius: var(--border-radius);
  border: 2px solid #23355b;
  background: var(--background-color);
  color: var(--text-color);
  transition: border-color 0.3s ease, box-shadow 0.4s ease, background-color 0.3s ease;
  resize: vertical;
  user-select: text;
  outline-offset: 3px;
  will-change: border-color, box-shadow;
}

form input::placeholder,
form textarea::placeholder {
  color: #475a9a;
  font-style: italic;
}

form input:hover,
form textarea:hover,
form input:focus,
form textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 18px var(--primary-color);
  outline: none;
  background: #1e263d;
  color: #c9d1d9;
}

form button {
  margin-top: 1.5rem;
  background: var(--primary-color);
  border: none;
  padding: 1rem 3rem;
  border-radius: var(--btn-radius);
  font-weight: 800;
  font-size: 1.15rem;
  color: white;
  cursor: pointer;
  box-shadow: 0 8px 30px var(--shadow-color);
  transition: background-color 0.3s ease, box-shadow 0.4s ease, transform 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  user-select: none;
  will-change: background-color, box-shadow, transform;
}

form button:hover,
form button:focus {
  background: var(--primary-light);
  box-shadow: 0 12px 40px rgba(51, 153, 255, 0.9);
  transform: scale(1.1);
  outline: none;
}

/* Footer */
footer {
  background-color: var(--background-color);
  padding: 2rem 0;
  text-align: center;
  color: #5c6f99;
  font-weight: 600;
  font-size: 1rem;
  user-select: none;
  letter-spacing: 0.03em;
}

/* Animations */

/* Glow pulse voor hero titel */
@keyframes glowPulse {
  0% {
    text-shadow: 0 0 10px var(--primary-light);
  }
  100% {
    text-shadow: 0 0 20px var(--primary-color);
  }
}

/* Fade in up */
@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Pulse glow voor knoppen */
@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 6px 20px var(--shadow-color);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 12px 40px rgba(51, 153, 255, 0.9);
    transform: scale(1.05);
  }
}

/* Subtiele wiggle voor interactie */
@keyframes wiggle {
  0%, 100% { transform: rotate(0deg); }
  15% { transform: rotate(5deg); }
  30% { transform: rotate(-5deg); }
  45% { transform: rotate(4deg); }
  60% { transform: rotate(-4deg); }
  75% { transform: rotate(2deg); }
  90% { transform: rotate(-2deg); }
}

/* Slide in van links naar rechts */
@keyframes slideInLeft {
  0% {
    opacity: 0;
    transform: translateX(-50px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Animaties toepassen op service cards met delay */
.service-card:nth-child(1) {
  animation: slideInLeft 0.7s ease forwards;
  animation-delay: 0.3s;
  opacity: 0;
}

.service-card:nth-child(2) {
  animation: slideInLeft 0.7s ease forwards;
  animation-delay: 0.5s;
  opacity: 0;
}

.service-card:nth-child(3) {
  animation: slideInLeft 0.7s ease forwards;
  animation-delay: 0.7s;
  opacity: 0;
}

/* Bij hover: wiggle effect voor icoontjes in service cards */
.service-card h4 i {
  display: inline-block;
  transition: transform 0.3s ease;
}

.service-card:hover h4 i {
  animation: wiggle 0.6s ease;
}

/* Focus styles voor form inputs */
form input:focus,
form textarea:focus,
form button:focus {
  outline-offset: 3px;
  outline-color: var(--primary-light);
  box-shadow: 0 0 12px var(--primary-light);
}

/* Scrollbar styling (voor moderne browsers) */
body::-webkit-scrollbar {
  width: 8px;
}

body::-webkit-scrollbar-track {
  background: var(--section-bg);
}

body::-webkit-scrollbar-thumb {
  background-color: var(--primary-color);
  border-radius: 10px;
  border: 2px solid var(--section-bg);
}

/* Responsive tweaks */
@media (max-width: 768px) {
  header.hero h1 {
    font-size: 3rem;
  }
  header.hero p {
    font-size: 1.25rem;
  }
  section {
    margin: 3rem 1rem;
    padding: 2rem 2rem;
  }
}

/* Extra subtle hover voor footer links (indien nodig) */
footer a:hover,
footer a:focus {
  color: var(--primary-light);
  text-decoration: underline;
  outline: none;
}


/* Dropdown algemene styling */
.navbar .dropdown-menu {
  background: #050814; /* donkere Pixel Gaming look */
  padding: 0.4rem 0;
  min-width: 220px;
  transform-origin: top;
  transform: translateY(8px);
  opacity: 0;
  visibility: hidden;
  transition: all 0.18s ease-out;
}

.navbar .dropdown-menu.show {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

/* Items in dropdown */
.navbar .dropdown-item {
  color: #c7d2ff;
  font-weight: 500;
  font-size: 0.92rem;
  padding: 0.55rem 1rem;
}

.navbar .dropdown-item i {
  width: 18px;
  text-align: center;
}

.navbar .dropdown-item:hover {
  background: rgba(88, 101, 242, 0.08);
  color: #ffffff;
}

/* Desktop: dropdown open op hover */
@media (min-width: 992px) {
  .navbar .dropdown:hover > .dropdown-menu {
    display: block;
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .navbar .dropdown-toggle::after {
    margin-left: 0.3em;
  }
}

/* Kleine polish voor links */
.navbar .nav-link {
  color: #e5ecff;
  letter-spacing: 0.08em;
}

.navbar .nav-link:hover {
  color: #ffffff;
  text-shadow: 0 0 6px rgba(88,101,242,0.8);
}