/* Variables */
:root {
  /* Colori italiani */
  --color-green: #008C45;       /* Verde italiano */
  --color-white: #ffffff;       /* Bianco */
  --color-red: #CD212A;         /* Rosso italiano */
  
  /* Colori complementari */
  --color-dark: #222222;        /* Testo principale scuro */
  --color-light: #f8f9fa;       /* Sfondo chiaro */
  --color-gray: #6c757d;        /* Testo secondario */
  --color-gray-light: #e9ecef;  /* Bordi e separatori */
  
  /* Gradient */
  --gradient-primary: linear-gradient(135deg, var(--color-green), var(--color-red));
  
  /* Tipografia */
  --font-primary: 'Lato', sans-serif;
  --font-secondary: 'Playfair Display', serif;
  --font-size-base: 16px;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
  
  /* Border */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  
  /* Transition */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--color-dark);
  background-color: var(--color-light);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--color-dark);
  font-weight: 700;
}

p {
  margin-bottom: var(--spacing-sm);
}

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

a:hover {
  color: var(--color-red);
}

ul, ol {
  list-style-position: inside;
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  text-align: center;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-normal);
  border: none;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.btn-primary:hover {
  background-color: #006633;
  color: white;
  transform: translateY(-2px);
}

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

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

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

.btn-accent:hover {
  background-color: #b01c24;
  color: white;
  transform: translateY(-2px);
}

.btn-cta {
  background: var(--gradient-primary);
  color: white;
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn-cta:hover {
  background-size: 150%;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transform: translateY(-3px);
  color: white;
}

/* Header and Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  padding: var(--spacing-sm) 0;
}

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

.logo {
  display: flex;
  align-items: center;
  color: var(--color-dark);
  font-weight: bold;
  font-family: var(--font-secondary);
  font-size: 1.5rem;
}

.logo svg {
  margin-right: var(--spacing-xs);
}

.nav-menu {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  margin-right: var(--spacing-md);
}

.nav-link {
  color: var(--color-dark);
  padding: 0.5rem 1rem;
  font-weight: 500;
}

.nav-link:hover {
  color: var(--color-red);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 30px;
  position: relative;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-dark);
  margin: 6px 0;
  transition: var(--transition-normal);
}

/* Hero Section */
.hero {
  padding: calc(var(--spacing-xl) + 60px) 0 var(--spacing-xl) 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(0, 140, 69, 0.05) 100%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.hero-title {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-dark);
}

.hero-description {
  font-size: 1.1rem;
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.hero-image {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* Features Section */
.features {
  padding: var(--spacing-xl) 0;
  background-color: white;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
}

.section-title {
  font-size: 2.2rem;
  color: var(--color-dark);
  margin-bottom: var(--spacing-xs);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 3px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-gray);
  max-width: 700px;
  margin: var(--spacing-sm) auto 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.feature-item {
  background-color: white;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: var(--transition-normal);
  text-align: center;
  border: 1px solid var(--color-gray-light);
  opacity: 0;
  transform: translateY(20px);
}

.feature-item.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 140, 69, 0.1);
  border-radius: 50%;
  color: var(--color-green);
}

.feature-icon svg {
  width: 30px;
  height: 30px;
}

.feature-title {
  font-size: 1.3rem;
  margin-bottom: var(--spacing-xs);
}

.feature-description {
  color: var(--color-gray);
  font-size: 0.95rem;
}

/* How It Works */
.how-it-works {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-light);
}

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

.step {
  display: flex;
  margin-bottom: var(--spacing-md);
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition-normal);
}

.step.visible {
  opacity: 1;
  transform: translateY(0);
}

.step-number {
  flex: 0 0 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: white;
  font-size: 1.5rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: var(--spacing-md);
}

.step-content {
  flex: 1;
}

.step-title {
  font-size: 1.3rem;
  margin-bottom: var(--spacing-xs);
}

.step-description {
  color: var(--color-gray);
}

/* Benefits Section */
.benefits {
  padding: var(--spacing-xl) 0;
  background-color: white;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.benefit-item {
  display: flex;
  background-color: white;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--color-gray-light);
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition-normal);
}

.benefit-item.visible {
  opacity: 1;
  transform: translateY(0);
}

.benefit-icon {
  flex: 0 0 40px;
  height: 40px;
  margin-right: var(--spacing-sm);
  color: var(--color-red);
}

.benefit-content {
  flex: 1;
}

.benefit-content h3 {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-xs);
}

.benefit-content p {
  color: var(--color-gray);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* CTA Section */
.cta {
  padding: var(--spacing-xl) 0;
  background: var(--gradient-primary);
  color: white;
  text-align: center;
}

.cta-content {
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-size: 2.5rem;
  color: white;
  margin-bottom: var(--spacing-sm);
}

.cta-description {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-md);
}

/* FAQ Section */
.faq {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-light);
}

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

.accordion-item {
  margin-bottom: var(--spacing-sm);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  background-color: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  cursor: pointer;
  position: relative;
}

.accordion-header h3 {
  font-size: 1.1rem;
  margin: 0;
  color: var(--color-dark);
  font-family: var(--font-primary);
  font-weight: 700;
}

.accordion-icon {
  position: relative;
  width: 20px;
  height: 20px;
}

.accordion-icon::before,
.accordion-icon::after {
  content: '';
  position: absolute;
  background-color: var(--color-green);
  top: 50%;
  left: 0;
  transition: var(--transition-normal);
}

.accordion-icon::before {
  width: 100%;
  height: 2px;
  transform: translateY(-50%);
}

.accordion-icon::after {
  width: 2px;
  height: 100%;
  transform: translateX(9px) translateY(-50%);
}

.accordion-item.active .accordion-icon::after {
  transform: translateX(9px) translateY(-50%) rotate(90deg);
  opacity: 0;
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  padding: 0 var(--spacing-md);
  transition: var(--transition-normal);
}

.accordion-item.active .accordion-content {
  max-height: 300px;
  padding: 0 var(--spacing-md) var(--spacing-md);
}

/* Footer */
.footer {
  padding: var(--spacing-xl) 0 var(--spacing-md);
  background-color: var(--color-dark);
  color: white;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.footer-logo svg {
  margin-right: var(--spacing-xs);
}

.footer-logo-text {
  font-size: 1.5rem;
  font-weight: bold;
  color: white;
  font-family: var(--font-secondary);
}

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-md);
  font-size: 0.95rem;
  max-width: 400px;
}

.footer-heading {
  font-size: 1.2rem;
  color: white;
  margin-bottom: var(--spacing-md);
  position: relative;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--color-red);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: white;
  padding-left: 5px;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

/* Media Queries for Responsiveness */
@media (max-width: 992px) {
  .hero .container {
    grid-template-columns: 1fr;
  }
  
  .hero-image {
    grid-row: 1;
    margin-bottom: var(--spacing-md);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    flex-direction: column;
    background-color: white;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    padding: 6rem var(--spacing-md) var(--spacing-md);
    transition: var(--transition-normal);
    z-index: 1000;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-list {
    flex-direction: column;
    margin-right: 0;
    margin-bottom: var(--spacing-md);
    width: 100%;
  }
  
  .nav-list li {
    margin-bottom: var(--spacing-xs);
    width: 100%;
  }
  
  .nav-link {
    display: block;
    padding: var(--spacing-xs) 0;
    font-size: 1.1rem;
  }
  
  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .features-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--spacing-xs);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

@media (max-width: 576px) {
  html {
    font-size: 14px;
  }
  
  .step {
    flex-direction: column;
  }
  
  .step-number {
    margin-bottom: var(--spacing-sm);
    margin-right: 0;
  }
}

/* Animation Delays */
.feature-item:nth-child(1), .step:nth-child(1), .benefit-item:nth-child(1) {
  transition-delay: 0.1s;
}

.feature-item:nth-child(2), .step:nth-child(2), .benefit-item:nth-child(2) {
  transition-delay: 0.2s;
}

.feature-item:nth-child(3), .step:nth-child(3), .benefit-item:nth-child(3) {
  transition-delay: 0.3s;
}

.feature-item:nth-child(4), .step:nth-child(4), .benefit-item:nth-child(4) {
  transition-delay: 0.4s;
}