/* ---------- RESET A ZÁKLAD ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  background-color: #1c1e26;
  color: #d0d0d0;
  line-height: 1.6;
}

/* ---------- NAVBAR - ELITNÝ VZHĽAD ---------- */
.navbar {
  background-color: #252836;
  height: 80px; 
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid #333;
  display: flex;
  align-items: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  margin: auto;
  padding: 0 20px;
  position: relative;
}

/* LOGO - DOMINANTNÝCH 150PX */
.navbar .logo {
  display: flex;
  align-items: center;
  z-index: 1001;
}

.navbar .logo img {
  height: 150px !important; 
  width: auto;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  /* Jemná žiara okolo loga, aby ladilo s farbami webu */
  filter: drop-shadow(0 0 15px rgba(0, 191, 165, 0.3)); 
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.navbar .logo img:hover {
  transform: translateY(-50%) scale(1.08) rotate(2deg);
}

/* NAVIGÁCIA - DOKONALÉ ZAROVNANIE */
.navbar nav ul {
  display: flex;
  list-style: none;
  align-items: center;
}

.navbar nav ul li {
  margin-left: 35px;
}

.navbar nav ul li a {
  color: #00bfa5;
  text-decoration: none;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 1px;
  transition: 0.3s;
}

.navbar nav ul li a:hover,
.navbar nav ul li a.active {
  color: #1e90ff;
  text-shadow: 0 0 10px rgba(30, 144, 255, 0.5);
}

/* ---------- HERO SEKCOA ---------- */
.hero, .page-header {
  position: relative;
  background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1521791136064-7986c2920216?auto=format&fit=crop&w=1950&q=80') no-repeat center center/cover;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 20px;
}

.hero h1 {
  font-size: 3.5rem;
  color: #00bfa5;
  margin-bottom: 20px;
  font-weight: 800;
}

.btn {
  display: inline-block;
  background-color: #00bfa5;
  color: #1c1e26;
  padding: 14px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(0, 191, 165, 0.4);
  transition: 0.3s;
}

.btn:hover {
  background-color: #1e90ff;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(30, 144, 255, 0.4);
}

/* ---------- OBSAH ---------- */
.container {
  max-width: 1100px;
  margin: auto;
  padding: 80px 20px;
}

.service-card, .contact-card {
  background-color: #252836;
  padding: 40px;
  border-radius: 20px;
  border: 1px solid #333;
  margin-bottom: 30px;
}

/* WHATSAPP */
.whatsapp-float {
  position: fixed;
  width: 65px;
  height: 65px;
  bottom: 40px;
  right: 40px;
  background-color: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  box-shadow: 0 10px 25px rgba(0,0,0,0.4);
}

footer {
  background-color: #1a1c23;
  text-align: center;
  padding: 60px 0;
  border-top: 1px solid #333;
}

/* RESPONSIVE */
@media(max-width: 768px){
  .navbar .logo img {
    height: 100px !important;
    position: static;
    transform: none;
  }
  .navbar nav { display: none; }
}