/*
 Theme Name:   Evovia Design System
 Description:  Design system CSS for Evovia theme
 Author:       evovia.ro
 Version:      1.0.0
*/

:root {
  --blue-pastel: #B5D8EB;
  --blue-pastel-light: #D4E8F2;
  --blue-pastel-dark: #8BB8D0;
  --beige: #F5F0E8;
  --beige-dark: #E8DFD0;
  --white: #FFFFFF;
  --sage: #9CAF88;
  --sage-light: #B8C7A8;
  --sage-dark: #7A8F66;
  --cream: #FAF7F2;

  --text-primary: #2C3E4F;
  --text-secondary: #6B7F8F;
  --text-light: #A0B0BD;
  --text-on-dark: #FFFFFF;

  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(44, 62, 79, 0.06);
  --shadow-md: 0 4px 12px rgba(44, 62, 79, 0.08);
  --shadow-lg: 0 8px 30px rgba(44, 62, 79, 0.10);
  --shadow-xl: 0 20px 60px rgba(44, 62, 79, 0.12);

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  --max-width: 1200px;
  --content-width: 800px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.25;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 600; letter-spacing: -0.01em; }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); font-weight: 600; }
h4 { font-size: 1.25rem; font-weight: 600; }
h5 { font-size: 1.125rem; font-weight: 600; }
h6 { font-size: 1rem; font-weight: 600; }

p { margin-bottom: var(--space-4); max-width: 65ch; }
a { color: var(--sage-dark); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--sage); }
img { max-width: 100%; height: auto; display: block; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.evovia-header {
  padding: 1.25rem 0;
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  z-index: 100;
  border-bottom: 1px solid rgba(44,62,79,0.06);
}

.evovia-header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.evovia-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  text-decoration: none;
}

.evovia-logo span {
  color: var(--sage);
}

.evovia-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.evovia-nav a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.evovia-nav a:hover,
.evovia-nav a.active {
  color: var(--text-primary);
  font-weight: 500;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1.2;
}

.btn-primary {
  background: var(--text-primary);
  color: var(--white);
  border-color: var(--text-primary);
}
.btn-primary:hover {
  background: transparent;
  color: var(--text-primary);
}

.btn-secondary {
  background: var(--beige);
  color: var(--text-primary);
  border-color: var(--beige);
}
.btn-secondary:hover {
  background: var(--beige-dark);
  border-color: var(--beige-dark);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--text-primary);
}
.btn-outline:hover {
  background: var(--text-primary);
  color: var(--white);
}

.btn-sage {
  background: var(--sage);
  color: var(--white);
  border-color: var(--sage);
}
.btn-sage:hover {
  background: var(--sage-dark);
  border-color: var(--sage-dark);
}

.section {
  padding: var(--space-20) 0;
}
.section-title {
  text-align: center;
  margin-bottom: var(--space-4);
}
.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.0625rem;
  max-width: 600px;
  margin: 0 auto var(--space-12);
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease forwards;
}
@keyframes fadeInUp {
  to { opacity: 1; transform: translateY(0); }
}

.bg-beige { background-color: var(--beige); }
.bg-blue { background-color: var(--blue-pastel-light); }
.bg-cream { background-color: var(--cream); }
.bg-sage-light { background-color: var(--sage-light); }
.bg-white { background-color: var(--white); }

.text-center { text-align: center; }
.text-sage { color: var(--sage); }
.text-secondary { color: var(--text-secondary); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }

.tag {
  display: inline-block;
  background: var(--beige);
  color: var(--sage-dark);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
  letter-spacing: 0.03em;
}

.evovia-footer {
  background: var(--text-primary);
  color: var(--text-on-dark);
  padding: var(--space-12) 0 var(--space-8);
}

.evovia-footer a {
  color: rgba(255,255,255,0.6);
  font-size: 0.875rem;
  text-decoration: none;
}
.evovia-footer a:hover {
  color: var(--text-on-dark);
}

.hero-gradient {
  background: linear-gradient(135deg, var(--blue-pastel), var(--beige));
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: var(--space-12) 0; }
  .container { padding: 0 var(--space-4); }
  .evovia-nav { display: none; }
}