:root {
  --bg: #070a1a;          /* deeper midnight background */
  --primary: #2ea8ff;     /* vibrant electric blue */
  --accent: #ff4d6d;      /* bright pink-red accent */
  --text: #ffffff;        /* crisp white */
  --radius: 14px;
  --shadow: 0 6px 18px rgba(0,0,0,0.45);
}

* { box-sizing: border-box; }

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

/* HEADER */
header.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 8%;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
}

header .brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

header .logo {
  background: var(--primary);
  color: #fff;
  font-weight: bold;
  padding: 6px 10px;
  font-size: 0.9rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

nav {
  display: flex;
  gap: 20px;
}

nav a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: 0.3s;
}

nav a.active,
nav a:hover {
  color: var(--accent);
  text-shadow: 0 0 8px var(--accent);
}

/* HAMBURGER MENU */
.hamburger { display: none; flex-direction: column; gap: 4px; cursor: pointer; }
.hamburger span { width: 25px; height: 3px; background: var(--text); border-radius: 2px; }

nav.mobile {
  display: none;
  flex-direction: column;
  background: rgba(10,10,20,0.95);
  position: absolute;
  top: 60px;
  right: 10%;
  padding: 15px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
nav.mobile a { margin: 10px 0; }

/* HERO SECTION */
.hero {
  position: relative;
  text-align: center;
  padding: 200px 20px 140px; /* pushed down from header */
  color: #fff;
  z-index: 1;
}

.hero-overlay {
  background: rgba(0,0,0,0.55);
  padding: 50px 40px;
  border-radius: var(--radius);
  display: inline-block;
  box-shadow: var(--shadow);
}

.hero h2 {
  font-size: 2.4rem;
  margin-bottom: 15px;
  color: var(--primary);
  text-shadow: 0 0 12px rgba(46,168,255,0.8);
}

.hero p {
  max-width: 650px;
  margin: auto;
  font-size: 1.1rem;
  color: #f0f0f0;
}

/* SLIDESHOW BACKGROUND */
.slideshow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -1;
}

.slideshow .slide {
  position: absolute;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 2s ease-in-out;
  filter: brightness(0.9) contrast(1.15) saturate(1.5); /* more vibrancy */
}

.slideshow .active { opacity: 1; }

/* BUTTONS */
.btn {
  padding: 12px 22px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  transition: 0.3s;
  display: inline-block;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 0 12px rgba(46,168,255,0.6);
}
.btn-primary:hover {
  background: #1a90e6;
  box-shadow: 0 0 18px rgba(46,168,255,0.8);
}

/* GRID SECTIONS */
.features,
.service-list,
.jobs,
.contact-grid {
  display: grid;
  gap: 20px;
  padding: 40px 10%;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.card,
.service-item,
.job-card,
.contact-info,
.contact-form {
  background: rgba(255,255,255,0.07);
  padding: 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.3s, background 0.3s;
}

.card:hover,
.service-item:hover,
.job-card:hover,
.contact-info:hover,
.contact-form:hover {
  transform: translateY(-5px);
  background: rgba(255,255,255,0.12);
}

/* CONTACT FORM */
.contact-form input,
.contact-form textarea {
  width: 100%;
  margin-top: 5px;
  margin-bottom: 15px;
  padding: 12px;
  border: none;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.1);
  color: #fff;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 20px;
  background: rgba(255,255,255,0.08);
  color: #bbb;
}

/* ANIMATIONS */
.fade-in { opacity: 0; transform: translateY(20px); animation: fadeIn 1s forwards; }
.slide-up { opacity: 0; transform: translateY(40px); animation: slideUp 1s forwards; }

@keyframes fadeIn { to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { to { opacity: 1; transform: translateY(0); } }

/* RESPONSIVE */
@media (max-width: 992px) {
  header.site-header { padding: 15px 5%; }
  .hero h2 { font-size: 2rem; }
}
@media (max-width: 768px) {
  nav { display: none; }
  .hamburger { display: flex; }
  nav.mobile { display: none; }
  .hero { padding: 140px 15px 100px; }
  .hero h2 { font-size: 1.6rem; }
  .hero-overlay { padding: 25px; }
  .features, .service-list, .jobs, .contact-grid { padding: 20px 5%; }
}