/* ===== HERO SPONSOR ===== */
.sponsor-hero {
  height: 40vh;
  min-height: 260px;
  background: linear-gradient(135deg, #002855, #004aad);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.sponsor-hero-content {
  color: white;
  padding: 20px;
}

.sponsor-hero-content h2 {
  font-size: 2.6rem;
  margin-bottom: 10px;
  letter-spacing: 1.5px;
}

.sponsor-hero-content p {
  font-size: 1.2rem;
  opacity: 0.9;
}

/* ===== SEZIONE SPONSOR ===== */
.sponsor-section {
  padding: 80px 20px;
  background-color: #f4f6fa;
}

.sponsor-grid {
  max-width: 1100px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

/* ===== BOX SPONSOR MODERNI ===== */
.sponsor-link {
  text-decoration: none;
  color: inherit;
}

.sponsor-card {
  background: linear-gradient(145deg, #ffffff, #d0e4ff);
  border-radius: 16px;
  padding: 25px 20px;
  text-align: center;
  box-shadow: 0 16px 40px rgba(0,0,0,0.15);
  border: 2px solid #004aad;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.sponsor-card:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 20px 45px rgba(0,0,0,0.2);
  border-color: #002855;
}

.sponsor-card img {
  max-width: 100%;
  height: 140px;
  object-fit: contain;
  margin-bottom: 15px;
}

.sponsor-card h3 {
  font-size: 1.2rem;
  color: #002855;
  font-weight: 600;
  margin: 0;
}

/* ===== SEZIONE RICHIESTA SPONSOR ===== */
.sponsor-contact {
  padding: 80px 20px;
  background: linear-gradient(145deg, #e2edff, #f4f6fa);
}

.sponsor-contact-container {
  max-width: 700px;
  margin: auto;
  text-align: center;
  padding: 40px;
  background: white;
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.12);
  border: 2px solid #004aad;
}

.sponsor-contact-container h2 {
  color: #002855;
  font-size: 2rem;
  margin-bottom: 10px;
}

.sponsor-contact-container p {
  color: #002855;
  font-size: 1rem;
  margin-bottom: 30px;
}

.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 20px;
  text-align: left;
}

.form-group label {
  margin-bottom: 6px;
  font-weight: 600;
  color: #002855;
}

.form-group input,
.form-group textarea {
  padding: 12px 15px;
  border: 1.5px solid #004aad;
  border-radius: 10px;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: #002855;
  box-shadow: 0 0 8px rgba(0,40,85,0.3);
}

textarea {
  min-height: 100px;
  resize: vertical;
}

#form-message {
  margin-top: 15px;
  font-weight: 600;
}

.cta-button {
  background: linear-gradient(135deg, #004aad, #002855);
  color: white;
  padding: 15px 32px;
  font-weight: 700;
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 10px 25px rgba(0,74,173,0.35);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(0,74,173,0.45);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .sponsor-card img {
    height: 100px;
  }
  .sponsor-card h3 {
    font-size: 1rem;
  }
  .sponsor-hero-content h2 {
    font-size: 2rem;
  }
  .form-group input,
  .form-group textarea {
    font-size: 0.95rem;
  }
}