/* Reset i osnovne postavke */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; } /* glatko skrolovanje */
body {
  font-family: 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, #0f1115 0%, #1a1d23 100%);
  color: #e5e7eb;
  line-height: 1.6;
  min-height: 100vh;
}

/* Glavna paleta */
:root {
  --accent: #ff6d1a;
  --bg-dark: #0f1115;
  --bg-glass: rgba(26, 29, 35, 0.35);
  --text: #e5e7eb;
  --muted: #9ca3af;
  --radius: 14px;
  --shadow: 0 6px 18px rgba(0,0,0,0.35);
  --border: 1px solid rgba(255,255,255,0.08);
}

/* Header */
header {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  position: sticky; 
  top: 0;
  border-bottom: var(--border);
  z-index: 10;
}

.navbar {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo container sa fade efektom */
.logo-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255,109,26,0.85) 0%,   /* jaka narandžasta odmah uz logo */
    rgba(255,109,26,0.6) 25%,   /* srednji prelaz */
    rgba(0,0,0,0) 65%           /* mekano nestaje u crnu */
  );
}

.logo-box img {
  height: 80px;
  display: block;
  filter: drop-shadow(0 0 15px rgba(255,109,26,0.9));
}

.navbar ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.navbar a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.05rem;
  transition: color .2s;
}
.navbar a:hover,
.navbar a:focus {
  color: var(--accent);
}

/* Hero sekcija */
.hero {
  text-align: center;
  padding: 7rem 2rem 5rem;
  background: radial-gradient(circle at 50% -20%, rgba(255,109,26,0.08) 0%, transparent 70%);
}
.hero h1 {
  font-size: 3rem;
  color: var(--text);
  margin-bottom: 1rem;
  text-shadow: 0 0 20px rgba(255,109,26,0.25);
}
.hero p {
  color: var(--muted);
  max-width: 640px;
  margin: 0 auto 2rem;
  font-size: 1.1rem;
}
.hero .btn {
  display: inline-block;
  padding: .9rem 1.8rem;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(255,109,26,0.35);
  transition: transform .2s, box-shadow .2s;
}
.hero .btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(255,109,26,0.45);
}

/* Kartice usluga */
.services {
  max-width: 1200px;
  margin: 0 auto;
  padding: 5rem 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2.5rem;
}
.service-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  padding: 2.2rem;
  border-radius: var(--radius);
  border: var(--border);
  box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.45);
}
.service-card h3 {
  color: var(--accent);
  margin-bottom: .8rem;
}
.service-card p { color: var(--muted); }

/* Footer */
footer {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--muted);
  border-top: var(--border);
  margin-top: 5rem;
  background: var(--bg-glass);
  backdrop-filter: blur(8px);
}
footer h2 {
  color: var(--accent);
  margin-bottom: 1rem;
}
footer a {
  color: var(--accent);
  text-decoration: none;
}
footer a:hover {
  text-decoration: underline;
}