@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Playfair+Display:wght@700;900&display=swap');

:root {
  --color-primary: #1e3a8a;
  --color-secondary: #f8fafc;
  --color-accent: #f59e0b;
  --color-text: #1a1a1a;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;

  --font-family: 'Outfit', sans-serif;
  --font-family-serif: 'Playfair Display', serif;
  --font-size-base: 18px;
  --line-height-base: 1.7;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);

  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  line-height: var(--line-height-base);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: var(--transition-base);
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
}

.btn-primary:hover {
  background-color: #162d6b;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-primary);
}

.btn-accent:hover {
  background-color: #d98a0a;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section-padding {
  padding: var(--space-2xl) 0;
}

.bg-alt {
  background-color: var(--color-bg-alt);
}

.grid-asymmetric {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-lg);
}

.card {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

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

.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background-color: var(--color-primary);
  color: white;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(30, 58, 138, 0.9) 0%, rgba(30, 58, 138, 0.4) 100%);
  z-index: 1;
}

.hero img {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.nav-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: var(--space-sm) 0;
  box-shadow: var(--shadow-sm);
}

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

.nav-links {
  display: flex;
  gap: var(--space-lg);
}

.nav-links a:hover {
  color: var(--color-accent);
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

.article-content {
  max-width: 720px;
  margin: 0 auto;
}

.article-content p {
  margin-bottom: var(--space-md);
}

.article-content h2 {
  margin: var(--space-xl) 0 var(--space-sm);
}

.author-box {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  margin-top: var(--space-2xl);
}

.author-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.footer {
  background: var(--color-primary);
  color: white;
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-lg);
  text-align: center;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

.accordion-item {
  border-bottom: 1px solid #e5e7eb;
}

.accordion-header {
  padding: var(--space-md) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion-content.active {
  max-height: 500px;
  padding-bottom: var(--space-md);
}

.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: white;
  padding: var(--space-md);
  box-shadow: 0 -4px 10px rgba(0,0,0,0.1);
  z-index: 2000;
  display: none;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  text-align: center;
}

@media (min-width: 768px) {
  .cookie-consent {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
    padding: var(--space-md) var(--space-2xl);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: white;
    flex-direction: column;
    padding: var(--space-lg);
    gap: var(--space-md);
    box-shadow: var(--shadow-md);
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-menu-btn {
    display: block;
  }

  .grid-asymmetric {
    grid-template-columns: 1fr;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

input, textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #d1d5db;
  border-radius: var(--radius-md);
  margin-top: 0.25rem;
  font-family: inherit;
}

label {
  display: block;
  font-weight: 500;
  margin-top: var(--space-md);
}

.error-message {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.testimonial-slider {
  overflow: hidden;
  position: relative;
}

.testimonial-track {
  display: flex;
  transition: transform var(--transition-base);
}

.testimonial-item {
  flex: 0 0 100%;
  padding: var(--space-lg);
}

.pricing-table {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.pricing-card {
  border: 2px solid transparent;
}

.pricing-card.popular {
  border-color: var(--color-accent);
  position: relative;
}

.pricing-card.popular::before {
  content: 'Najobľúbenejšie';
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  padding: 2px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}