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

:root {
  --primary: #0056d2;
  --primary-light: #1a73e8;
  --accent: #00bcd4;
  --dark: #0d1b2a;
  --text-dark: #222;
  --text-light: #fff;
  --gray: #f3f6fa;
  --white: #fff;
  --shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.logo img {
  width: 55px;
  height: 55px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

.logo_projects img {
  width: 200px;
  height: 45px;
}

body {
  font-family: "Poppins", sans-serif;
  background: var(--gray);
  color: var(--text-dark);
  scroll-behavior: smooth;
  line-height: 1.7;
}

h1, h2, h3 {
  color: var(--light);
  font-weight: 700;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ==========================================
   HEADER
========================================== */
header {
  background: var(--grey);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 6%;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
}

nav a {
  margin: 0 1.2rem;
  font-weight: 500;
  color: var(--light);
  transition: var(--transition);
}

nav a:hover {
  color: var(--primary-light);
}

nav a.active {
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
}

/* ==========================================
   HERO SECTION
========================================== */
.hero {
  height: 85vh;
  background: linear-gradient(500deg, rgba(25, 20, 60, 0.95), rgba(0, 86, 210, 0.15)),
              url('assets/Odboj.jpg') center/cover no-repeat;
  color: var(--text-light);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 5%;
}

.hero h1 {
  font-size: 3.5rem;
  letter-spacing: 1px;
  margin-bottom: 1rem;
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}

.hero p {
  max-width: 700px;
  font-size: 1.2rem;
  color: #e0e0e0;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

/* ==========================================
   SECTION BASICS
========================================== */
section {
  padding: 5rem 10%;
}

section h2 {
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

section p {
  font-size: 1.1rem;
}

/* ==========================================
   ABOUT SECTION
========================================== */
.about-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 3rem;
  align-items: center;
}

.about-content img {
  width: 100%;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.about-text {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.about-text p {
  margin-bottom: 1rem;
}

.values {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
}

.value-card {
  background: var(--white);
  flex: 1;
  min-width: 250px;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-left: 6px solid var(--primary);
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.12);
}

.value-card h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

/* ==========================================
   PROJECTS SECTION
========================================== */
.projects {
  background: var(--black);
}

.proj-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); /* automatski raspored */
  gap: 20px; /* razmak između elemenata */
  white-space: nowrap;
}

.project-card {
  background: var(--white);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 25px rgba(0,0,0,0.1);
}

.project-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.project-info {
  padding: 1.5rem;
}

.project-info h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

/* ==========================================
   CTA SECTION
========================================== */
.cta {
  color: var(--text-light);
  text-align: center;
  padding: 5rem 2rem;
}

.cta h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.cta p {
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.btn {
  display: inline-block;
  background: var(--white);
  color: var(--primary);
  padding: 0.9rem 2rem;
  border-radius: 40px;
  font-weight: 600;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.btn:hover {
  background: var(--primary-dark);
  color: var(--text-light);
  transform: translateY(-3px);
}

/* ==========================================
   FOOTER
========================================== */
footer {
  background: var(--dark);
  color: var(--text-light);
  text-align: center;
  padding: 2rem;
  font-size: 0.95rem;
}

/* ==========================================
   RESPONSIVE
========================================== */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.4rem;
  }

  .hero p {
    font-size: 1rem;
  }

  section {
    padding: 3.5rem 7%;
  }

  nav a {
    margin: 0 0.7rem;
  }
}