/* --- RESET & VARIABILI --- */
:root {
  --bg-color: #0b0c10;
  --card-bg: #12141a;
  --border-color: #222630;
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  
  /* Colore d'accento */
  --accent-color: #de517a; 
  --accent-hover: #c43f66; 
  
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-main);
}

body {
  line-height: 1.6;
  overflow-x: hidden;
}

/* --- NAVBAR --- */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 5%;
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(11, 12, 16, 0.85);
  backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.logo .dot {
  color: var(--accent-color);
}

.logo .badge-title {
  color: var(--accent-color);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-left: 0.2rem;
  padding-left: 0.6rem;
  border-left: 1px solid var(--border-color);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

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

/* --- BOTTONI --- */
.btn-primary {
  background-color: var(--text-main);
  color: var(--bg-color) !important;
  padding: 0.6rem 1.2rem;
  border-radius: 50px;
  font-weight: 700 !important;
  transition: background-color 0.3s ease, transform 0.2s ease !important;
}

.btn-primary:hover {
  background-color: var(--accent-color);
  color: #fff !important;
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  border: 1px solid var(--border-color);
  border-radius: 50px;
  color: var(--text-main);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  border-color: var(--accent-color);
  background-color: rgba(222, 81, 122, 0.1);
  color: var(--accent-color);
}

/* --- HERO SECTION --- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 8rem 5% 4rem;
  overflow: hidden;
}

.hero-bg-logo {
  position: absolute;
  top: 50%;
  right: -5%;
  transform: translateY(-50%);
  width: 50%;
  height: 80%;
  background-image: url('https://www.valentinatafuro.it/images/logo-vt.png');
  background-repeat: no-repeat;
  background-position: center right;
  background-size: contain;
  opacity: 0.18; /* Trasparenza ridotta per renderlo più visibile */
  pointer-events: none;
  z-index: 1;
}

.hero-content {
  position: relative;
  max-width: 900px;
  z-index: 2;
}

.tagline {
  color: var(--accent-color);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 1.5rem;
}

.hero-subtext {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 700px;
  margin-bottom: 2.5rem;
}

/* --- ABOUT SECTION / STATS --- */
.about-section {
  padding: 6rem 5%;
  border-top: 1px solid var(--border-color);
}

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
}

.section-title h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.about-text p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
  line-height: 1.7;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.stat-card h3 {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent-color);
}

.stat-card p {
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-main);
  margin-top: 0.5rem;
}

/* --- SERVICES SECTION (DESIGN PREMIUM) --- */
.services-section {
  padding: 8rem 5%;
  border-top: 1px solid var(--border-color);
  background: radial-gradient(circle at 50% 0%, rgba(222, 81, 122, 0.05) 0%, rgba(11, 12, 16, 0) 70%);
}

.section-tag {
  color: var(--accent-color);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  display: block;
  margin-bottom: 0.5rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
}

.service-card {
  position: relative;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, rgba(18, 20, 26, 0.8) 100%);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem 2.5rem;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(222, 81, 122, 0.4);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), 0 0 30px rgba(222, 81, 122, 0.1);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.service-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(180deg, var(--accent-color) 0%, rgba(222, 81, 122, 0.2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}

.service-icon-logo {
  width: 32px;
  height: 32px;
  background-image: url('https://www.valentinatafuro.it/images/logo-vt.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.2;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.service-card:hover .service-icon-logo {
  opacity: 0.8;
  transform: scale(1.1);
}

.service-card h3 {
  font-size: 1.6rem;
  color: var(--text-main);
  margin-bottom: 1rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 1.5rem;
}

.service-features li {
  font-size: 0.85rem;
  color: var(--text-main);
  font-weight: 500;
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.service-features li::before {
  content: '✓';
  color: var(--accent-color);
  font-weight: 800;
  font-size: 0.9rem;
}

.service-features li:last-child {
  margin-bottom: 0;
}

/* --- PROJECTS SECTION --- */
.projects-section {
  padding: 6rem 5%;
  border-top: 1px solid var(--border-color);
}

.section-header {
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -1px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-top: 0.5rem;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.project-card {
  display: block;
  text-decoration: none;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-color);
  box-shadow: 0 10px 30px rgba(222, 81, 122, 0.08);
}

.project-category {
  font-size: 0.75rem;
  color: var(--accent-color);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  display: block;
  margin-bottom: 0.5rem;
}

.project-info h3 {
  font-size: 1.5rem;
  color: var(--text-main);
  margin-bottom: 0.8rem;
  font-weight: 700;
}

.project-info p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --- FOOTER / CONTACT & POLICIES --- */
.footer {
  padding: 8rem 5% 3rem;
  border-top: 1px solid var(--border-color);
  background-color: #060709;
}

.footer-content h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 0.5rem;
}

.contact-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 3.5rem;
}

.contact-methods {
  display: flex;
  gap: 4rem;
  margin-bottom: 6rem;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.contact-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  font-weight: 600;
}

.contact-link {
  font-size: 1.25rem;
  color: var(--text-main);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.contact-link:hover {
  color: var(--accent-color);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.85rem;
}

.legal-links {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.legal-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

.legal-links a:hover {
  color: var(--text-main);
}

.separator {
  color: var(--border-color);
}

/* --- RESPONSIVE --- */
@media (max-width: 850px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .grid-2col {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-methods {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }

  .hero-bg-logo {
    width: 90%;
    right: -20%;
    opacity: 0.10; /* Opacità ottimizzata anche per schermi mobile */
  }

  .nav-links {
    display: none;
  }
}