/* ===== VARIABILI E RESET ===== */
:root {
  --primary: #1a5276;
  --primary-light: #2980b9;
  --accent: #e67e22;
  --accent-light: #f39c12;
  --dark: #1a1a2e;
  --light: #f8f9fa;
  --gray: #6c757d;
  --gray-light: #e9ecef;
  --white: #ffffff;
  --shadow: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.15);
  --radius: 12px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  color: var(--dark);
  background: var(--light);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.navbar.scrolled {
  padding: 0.5rem 2rem;
  box-shadow: var(--shadow);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.navbar-brand img {
  height: 45px;
  width: auto;
}

.navbar-brand .brand-text {
  color: var(--white);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.navbar-brand .brand-text span {
  color: var(--accent);
}

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

.nav-links a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.nav-toggle span {
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 3px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 800 600"><circle cx="400" cy="300" r="250" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/><circle cx="400" cy="300" r="200" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/><circle cx="400" cy="300" r="150" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></svg>');
  background-size: cover;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 2rem;
}

.hero-logo {
  width: 140px;
  height: 140px;
  margin: 0 auto 2rem;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
  animation: float 3s ease-in-out infinite;
}

.hero-logo img {
  max-width: 90px;
  max-height: 90px;
}

.hero-logo .logo-text {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero h1 {
  font-size: 3rem;
  color: var(--white);
  margin-bottom: 1rem;
  font-weight: 800;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero h1 span {
  color: var(--accent);
}

.hero p {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: var(--white);
  padding: 14px 36px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(230, 126, 34, 0.4);
}

.hero-cta:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(230, 126, 34, 0.5);
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.scroll-indicator svg {
  width: 30px;
  height: 30px;
  fill: rgba(255,255,255,0.5);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

/* ===== SEZIONI ===== */
.section {
  padding: 5rem 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: 2.2rem;
  color: var(--dark);
  margin-bottom: 0.5rem;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
}

.section-header p {
  color: var(--gray);
  font-size: 1.1rem;
  margin-top: 1rem;
}

/* ===== CARDS GRIGLIA ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-left: 4px solid var(--accent);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26, 82, 118, 0.02), rgba(230, 126, 34, 0.02));
  opacity: 0;
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

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

.card-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
}

.card-icon svg {
  width: 28px;
  height: 28px;
  fill: var(--white);
}

.card h3 {
  font-size: 1.3rem;
  color: var(--dark);
  margin-bottom: 0.8rem;
  font-weight: 700;
}

.card-content {
  color: var(--gray);
  font-size: 0.95rem;
  line-height: 1.8;
  white-space: pre-line;
}

.card-content ul {
  list-style: none;
  padding: 0;
}

.card-content ul li {
  padding: 4px 0;
  padding-left: 20px;
  position: relative;
}

.card-content ul li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
}

/* ===== PRIVACY SECTION ===== */
.privacy-section {
  background: #f0f4f8;
}

.privacy-section .card {
  border-left-color: var(--primary);
}

/* ===== CONTATTI ===== */
.contatti-section {
  background: var(--dark);
  color: var(--white);
}

.contatti-section .section-header h2 {
  color: var(--white);
}

.contatti-section .section-header p {
  color: rgba(255,255,255,0.6);
}

.contatti-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.contatto-item {
  text-align: center;
  padding: 2rem;
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius);
  transition: var(--transition);
}

.contatto-item:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-3px);
}

.contatto-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1rem;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contatto-icon svg {
  width: 26px;
  height: 26px;
  fill: var(--white);
}

.contatto-item h4 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--accent-light);
}

.contatto-item p,
.contatto-item a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  font-size: 0.95rem;
}

.contatto-item a:hover {
  color: var(--accent);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 0.5rem;
}

.social-links a {
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--accent);
  transform: scale(1.1);
}

.social-links a svg {
  width: 22px;
  height: 22px;
  fill: var(--white);
}

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  padding: 2rem;
  background: #111;
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}

.footer a {
  color: var(--accent);
  text-decoration: none;
}

/* ===== ADMIN BADGE ===== */
.admin-badge {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--accent);
  color: var(--white);
  padding: 10px 20px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.85rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 6px;
}

.admin-badge:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
}

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

  .hero p {
    font-size: 1rem;
  }

  .hero-logo {
    width: 110px;
    height: 110px;
  }

  .hero-logo .logo-text {
    font-size: 2rem;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--dark);
    flex-direction: column;
    padding: 1rem 2rem 2rem;
    gap: 1rem;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 3rem 1rem;
  }

  .contatti-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.6rem;
  }

  .card {
    padding: 1.5rem;
  }

  .navbar {
    padding: 0.8rem 1rem;
  }
}

/* ===== LOADING ===== */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--gray-light);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}