/* LiberVita - Italian Men's Health Supplements Website */
/* Color variables for easy customization */
:root {
  --primary-green: #2d7a2d;
  --light-green: #4a9a4a;
  --dark-green: #1a5a1a;
  --accent-green: #66cc66;
  --white: #ffffff;
  --light-gray: #f8f9fa;
  --medium-gray: #6c757d;
  --dark-gray: #343a40;
  --black: #000000;
  --border-color: #dee2e6;
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: var(--white);
}

/* Container and layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }
}

/* Header */
.header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--primary-green);
  text-decoration: none;
}

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

.nav a {
  text-decoration: none;
  color: var(--dark-gray);
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--primary-green);
}

@media (max-width: 768px) {
  .nav {
    gap: 1rem;
    font-size: 0.9rem;
  }
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border: none;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
}

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

.btn-primary:hover {
  background-color: var(--dark-green);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-green);
  border: 2px solid var(--primary-green);
}

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

/* Hero section */
.hero {
  background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
  padding: 4rem 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  color: var(--dark-gray);
  margin-bottom: 1rem;
  font-weight: 700;
}

.hero p {
  font-size: 1.2rem;
  color: var(--medium-gray);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1.1rem;
  }
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  font-size: 2.2rem;
  color: var(--dark-gray);
  margin-bottom: 3rem;
  font-weight: 600;
}

/* Grid layouts */
.grid {
  display: grid;
  gap: 2rem;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

@media (max-width: 768px) {
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

/* Cards */
.card {
  background: var(--white);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.card h3 {
  color: var(--primary-green);
  font-size: 1.4rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.card p {
  color: var(--medium-gray);
  margin-bottom: 1.5rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--dark-gray);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-green);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Footer */
.footer {
  background-color: var(--dark-gray);
  color: var(--white);
  padding: 3rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer h4 {
  color: var(--accent-green);
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.footer p,
.footer a {
  color: #cccccc;
  text-decoration: none;
  line-height: 1.8;
}

.footer a:hover {
  color: var(--accent-green);
}

.footer-bottom {
  border-top: 1px solid #555;
  padding-top: 2rem;
  text-align: center;
  color: #999;
  font-size: 0.9rem;
}

/* Utility classes */
.text-center {
  text-align: center;
}

.text-green {
  color: var(--primary-green);
}

.mb-2 {
  margin-bottom: 1rem;
}

.mb-3 {
  margin-bottom: 1.5rem;
}

.mt-3 {
  margin-top: 1.5rem;
}

/* Responsive typography */
@media (max-width: 768px) {
  .section-title {
    font-size: 1.8rem;
  }

  .card {
    padding: 1.5rem;
  }
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* High contrast focus indicators */
*:focus {
  outline: 2px solid var(--primary-green);
  outline-offset: 2px;
}