/* ============================================
   VARIABILI E RESET
   ============================================ */
:root {
  /* Palette principale (rosa/fucsia) */
  --color-primary: #be185d;
  --color-primary-light: #db2777;
  --color-primary-lighter: #f472b6;
  --color-primary-lightest: #fce7f3;
  --color-primary-bg: #fef2f2;
  
  /* Colori complementari */
  --color-accent: #ec4899;
  --color-accent-light: #f9a8d4;
  --color-accent-bg: #fdf2f8;
  
  /* Neutri */
  --color-white: #ffffff;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  
  /* Success/Error */
  --color-success: #10b981;
  --color-error: #ef4444;
  
  /* Typography */
  --font-family: "Nunito", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Shadows */
  --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);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
}

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-gray-900);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  padding: var(--spacing-md) 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
}

.logo-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: block;
}

.logo-text {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-links a {
  text-decoration: none;
  color: var(--color-gray-700);
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-login {
  color: var(--color-gray-600) !important;
}

.nav-cta {
  background: var(--color-primary);
  color: var(--color-white) !important;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-full);
  transition: background 0.2s;
}

.nav-cta:hover {
  background: var(--color-primary-light);
  color: var(--color-white) !important;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: var(--font-size-xl);
  color: var(--color-gray-700);
  cursor: pointer;
  padding: var(--spacing-sm);
  z-index: 1001;
}

.mobile-menu-toggle:hover {
  color: var(--color-primary);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  margin-top: 80px;
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--color-primary-bg) 0%, var(--color-accent-bg) 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray-900);
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.hero-features {
  list-style: none;
  margin-bottom: var(--spacing-xl);
}

.hero-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-700);
  line-height: 1.6;
}

.hero-features li i {
  color: var(--color-primary);
  margin-top: 0.25rem;
  flex-shrink: 0;
  min-width: 20px;
}

.hero-feature-content {
  flex: 1;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.hero-features li strong {
  display: inline-block;
  min-width: 200px;
  flex-shrink: 0;
  margin-right: var(--spacing-sm);
}

.hero-features li span {
  flex: 1;
  min-width: 0;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-image {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-placeholder {
  width: 100%;
  height: 400px;
  background: linear-gradient(135deg, var(--color-primary-lightest) 0%, var(--color-accent-bg) 100%);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}

.hero-placeholder i {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
}

.hero-placeholder p {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-full);
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
}

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

.btn-primary:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

.btn-large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-lg);
  width: 100%;
  justify-content: center;
}

/* ============================================
   SECTIONS
   ============================================ */
section {
  padding: var(--spacing-3xl) 0;
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--color-gray-900);
}

.section-subtitle {
  text-align: center;
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
  line-height: 1.7;
}

/* What is Herfull */
.what-is {
  background: var(--color-white);
}

.what-is-content {
  max-width: 900px;
  margin: 0 auto;
}

.what-is-text {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  color: var(--color-gray-700);
  margin-bottom: var(--spacing-lg);
}

.what-is-text strong {
  color: var(--color-gray-900);
  font-weight: 700;
}

/* Features */
.features {
  background: var(--color-gray-50);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.feature-card {
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary-lightest) 0%, var(--color-accent-bg) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
}

.feature-icon i {
  font-size: var(--font-size-2xl);
  color: var(--color-primary);
}

.feature-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray-900);
}

.feature-card p {
  color: var(--color-gray-600);
  line-height: 1.6;
}

/* Benefits */
.benefits {
  background: var(--color-white);
}

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

.benefit-card {
  background: var(--color-gray-50);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  transition: transform 0.2s;
}

.benefit-card:hover {
  transform: translateX(4px);
}

.benefit-icon {
  width: 50px;
  height: 50px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
}

.benefit-icon i {
  font-size: var(--font-size-xl);
  color: var(--color-white);
}

.benefit-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray-900);
}

.benefit-card p {
  color: var(--color-gray-600);
  line-height: 1.6;
}

/* Testimonials */
.testimonials {
  background: var(--color-gray-50);
}

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

.testimonial-card {
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--color-primary-lightest) 0%, var(--color-accent-bg) 100%);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: var(--font-size-xl);
}

.testimonial-header h4 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 0.25rem;
}

.testimonial-location {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.testimonial-text {
  color: var(--color-gray-700);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
  font-style: italic;
}

.testimonial-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

.testimonial-link:hover {
  color: var(--color-primary-light);
}

/* Demo Form */
.demo-form-section {
  background: linear-gradient(135deg, var(--color-primary-bg) 0%, var(--color-accent-bg) 100%);
  padding: var(--spacing-3xl) 0;
}

.demo-form-wrapper {
  max-width: 700px;
  margin: 0 auto;
}

.demo-form-content {
  background: var(--color-white);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.demo-subtitle {
  text-align: center;
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.demo-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-group label {
  font-weight: 600;
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
  text-align: left;
}

.form-group input,
.form-group select {
  padding: var(--spacing-md);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  transition: border-color 0.2s;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-lightest);
}

.checkbox-group {
  flex-direction: row;
  align-items: flex-start;
  gap: 0;
  margin: 0;
  padding: 0;
}

.checkbox-group .checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  cursor: pointer;
  font-weight: normal;
  width: 100%;
  margin: 0;
  padding: 0;
  font-size: var(--font-size-base);
  color: var(--color-gray-700);
}

.checkbox-group .checkbox-label input[type="checkbox"] {
  margin-top: 0.25rem;
  cursor: pointer;
  accent-color: var(--color-primary);
  flex-shrink: 0;
  width: auto;
  height: auto;
}

.checkbox-group .checkbox-label span {
  flex: 1;
  line-height: 1.6;
}

.form-message {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-top: var(--spacing-md);
  display: none;
}

.form-message.success {
  background: #d1fae5;
  color: #065f46;
  display: block;
}

.form-message.error {
  background: #fee2e2;
  color: #991b1b;
  display: block;
}

/* Footer */
.footer {
  background: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-section h3 {
  color: var(--color-white);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}

.footer-section h4 {
  color: var(--color-white);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: var(--color-gray-400);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-section a:hover {
  color: var(--color-white);
}

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

.newsletter-form input {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-gray-700);
  border-radius: var(--radius-md);
  background: var(--color-gray-800);
  color: var(--color-white);
  font-family: var(--font-family);
}

.newsletter-form button {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.2s;
}

.newsletter-form button:hover {
  background: var(--color-primary-light);
}

.newsletter-note {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-top: var(--spacing-sm);
}

.footer-privacy-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  line-height: 1.5;
}

.footer-privacy-checkbox input[type="checkbox"] {
  margin-top: 0.25rem;
  cursor: pointer;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

.footer-privacy-checkbox span {
  flex: 1;
}

.footer-privacy-checkbox a {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color 0.2s;
}

.footer-privacy-checkbox a:hover {
  color: var(--color-primary-light);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-gray-800);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-links a {
  color: var(--color-gray-400);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--color-white);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }
  
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .section-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 768px) {
  .nav-content {
    position: relative;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--color-white);
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-3xl) var(--spacing-xl);
    gap: var(--spacing-lg);
    transition: right 0.3s ease;
    z-index: 1000;
    overflow-y: auto;
  }
  
  .nav-links.mobile-open {
    right: 0;
  }
  
  .nav-links a {
    width: 100%;
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-lg);
    border-bottom: 1px solid var(--color-gray-200);
  }
  
  .nav-links a:last-child {
    border-bottom: none;
  }
  
  .nav-cta {
    width: 100%;
    text-align: center;
    padding: var(--spacing-md) var(--spacing-lg);
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  /* Overlay quando il menu è aperto */
  body.menu-open::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    animation: fadeIn 0.3s ease;
  }
  
  @keyframes fadeIn {
    from {
      opacity: 0;
    }
    to {
      opacity: 1;
    }
  }
  
  .hero {
    padding: var(--spacing-2xl) 0;
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-features {
    padding-left: 0;
  }
  
  .hero-features li {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding-left: 0;
    width: 100%;
  }
  
  .hero-features li i {
    margin-top: 0;
    flex-shrink: 0;
    width: 100%;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    font-size: 1.1rem;
  }
  
  .hero-feature-content {
    flex-direction: column;
    width: 100%;
    gap: var(--spacing-xs);
  }
  
  .hero-features li strong {
    display: block;
    width: 100%;
    min-width: auto;
    margin-right: 0;
    white-space: normal;
  }
  
  .hero-features li span {
    display: block;
    width: 100%;
    margin-top: 0;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .hero-cta .btn {
    width: 100%;
    justify-content: center;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .form-group input,
  .form-group select {
    width: 100%;
    box-sizing: border-box;
  }
  
  .features-grid,
  .benefits-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}