@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;500;700;800&display=swap');

:root {
  --primary-blue: #3b82f6; 
  --light-blue: #eff6ff;   
  --accent-blue: #2563eb;
  --primary-red: #ef4444;  
  --light-red: #fef2f2;    
  --accent-red: #dc2626;
  --text-dark: #0f172a;    
  --text-muted: #64748b;   
  --white: #ffffff;
  --bg-color: #f8fafc;     
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-color);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-dark);
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Typography Utilities */
.text-center { text-align: center; }
.text-primary-blue { color: var(--primary-blue); }
.text-primary-red { color: var(--primary-red); }
.text-muted { color: var(--text-muted); }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-8 { margin-bottom: 4rem; }

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header & Glassmorphism */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.3);
}

header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.nav-actions-wrapper {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span:first-child { color: var(--primary-blue); }
.logo span:last-child { color: var(--primary-red); }

.nav-logo-img {
  max-height: 55px; /* Fits comfortably in the 80px header height */
  width: auto;
}

.footer-logo-img {
  max-height: 80px;
  width: auto;
}

.nav-links {
  display: flex;
  gap: 1.8rem;
  align-items: center;
}

.nav-item {
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  color: var(--text-dark);
}

.nav-item::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--primary-red);
  transition: width 0.3s ease;
}

.nav-item:hover::after, .nav-item.active::after {
  width: 100%;
}

/* Language Switcher in Top Right */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(241, 245, 249, 0.95);
  padding: 3px 5px;
  border-radius: 9999px;
  border: 1px solid rgba(203, 213, 225, 0.85);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  backdrop-filter: blur(8px);
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border-radius: 9999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  user-select: none;
  line-height: 1;
}

.lang-btn:hover {
  color: var(--text-dark);
  background: rgba(255, 255, 255, 0.7);
}

.lang-btn.active {
  background: var(--white);
  color: var(--primary-blue);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.1);
  transform: scale(1.02);
}

.flag-icon-wrap {
  width: 22px;
  height: 15px;
  border-radius: 3px;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.18);
  flex-shrink: 0;
}

.flag-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.lang-code {
  letter-spacing: 0.5px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-dark);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  background: linear-gradient(135deg, var(--light-blue) 0%, rgba(255,255,255,1) 50%, var(--light-red) 100%);
  overflow: hidden;
}

.hero-bg-shapes {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.shape-1 {
  position: absolute;
  top: -10%;
  right: -5%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0) 70%);
}

.shape-2 {
  position: absolute;
  bottom: -10%;
  left: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, rgba(59, 130, 246, 0) 70%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(to right, var(--primary-blue), var(--primary-red));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.btn-group {
  display: flex;
  gap: 1rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-family: var(--font-heading);
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--primary-blue);
  color: white;
  box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.39);
}

.btn-primary:hover {
  background-color: var(--accent-blue);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
  background-color: white;
  color: var(--primary-blue);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.btn-secondary:hover {
  border-color: var(--primary-blue);
  background-color: var(--light-blue);
  transform: translateY(-2px);
}

/* Sections */
.section-padding {
  padding: 6rem 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 3rem auto;
  font-size: 1.1rem;
}

/* Features (Čo umožňujeme?) */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--white);
  padding: 2.5rem 2rem;
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  border: 1px solid rgba(0,0,0,0.03);
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, var(--primary-blue), var(--primary-red));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background-color: var(--light-blue);
  color: var(--primary-blue);
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 15px;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

/* FAQ Section */
.faq-section {
  background-color: var(--white);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(0,0,0,0.05);
  padding: 1.5rem 0;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-dark);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  color: var(--text-muted);
}

.faq-answer p {
  padding-top: 1rem;
}

.faq-item.active .faq-answer {
  max-height: 500px; /* arbitrary max-height for animation */
}

.faq-icon {
  transition: transform 0.3s ease;
  color: var(--primary-blue);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

/* Team Section */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.team-member {
  text-align: center;
  background: var(--white);
  padding: 2rem;
  border-radius: 20px;
  transition: all 0.3s ease;
}

.team-member:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.member-image {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin: 0 auto 1.5rem auto;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-red));
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  font-size: 2.5rem;
  font-weight: bold;
  font-family: var(--font-heading);
  overflow: hidden; /* Important for circular border */
}

.member-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.member-name {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.member-role {
  color: #1e3a8a; /* Dark Blue */
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Footer */
footer {
  background-color: var(--text-dark);
  color: var(--white);
  padding: 4rem 0 2rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-about .logo {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.footer-about .logo span:first-child { color: var(--light-blue); }
.footer-about .logo span:last-child { color: var(--light-red); }

.footer-about p {
  color: #94a3b8;
  max-width: 400px;
}

.footer-contact h4 {
  color: var(--white);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  color: #94a3b8;
}

.contact-icon {
  color: var(--primary-red);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: #94a3b8;
  font-size: 0.9rem;
}

/* Animations */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .btn-group {
    justify-content: center;
  }
  
  .nav-links {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--white);
    flex-direction: column;
    align-items: center;
    padding-top: 2rem;
    transition: left 0.3s ease;
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .nav-actions-wrapper {
    gap: 0.8rem;
  }

  .lang-switcher {
    padding: 2px 3px;
    gap: 2px;
  }

  .lang-btn {
    padding: 4px 7px;
    font-size: 0.75rem;
    gap: 4px;
  }

  .flag-icon-wrap {
    width: 19px;
    height: 13px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* Projects Styles */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  padding: 4rem 0;
}

.project-card {
  background: var(--white);
  border-radius: 20px;
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(0, 0, 0, 0.04);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.project-tag {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--light-blue);
  color: var(--primary-blue);
  margin-bottom: 1.2rem;
  align-self: flex-start;
}

.project-card h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.project-status {
  font-size: 0.82rem;
  font-weight: 600;
  color: #10b981;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 1.5rem;
}

.project-status::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
}