:root {
  --italy-green: #0b5d39;
  --italy-white: #ffffff;
  --italy-red: #a2202b;
  --italy-gray: #f4f4f2;
  --ink: #101828;
  --muted: #475467;
  --border: #e4e7ec;
  --card-shadow: 0 16px 35px rgba(16, 24, 40, 0.08);
  --brand-gradient: linear-gradient(120deg, #0b5d39 0%, #0b5d39 45%, #a2202b 100%);
  --soft-gradient: linear-gradient(135deg, rgba(11, 93, 57, 0.08), rgba(162, 32, 43, 0.08));
}

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

body {
  font-family: "Inter", sans-serif;
  background: var(--italy-gray);
  color: var(--ink);
  line-height: 1.6;
}

.site-header {
  background: var(--brand-gradient);
  color: var(--italy-white);
  padding: 32px 8vw 48px;
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-logo {
  width: 160px;
  max-width: 40vw;
  height: auto;
  border-radius: 12px;
  background: var(--italy-white);
  padding: 6px 8px;
  box-shadow: 0 10px 24px rgba(16, 24, 40, 0.18);
}

.brand-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.brand-subtitle {
  font-size: 0.9rem;
  opacity: 0.85;
}

.cta {
  background: var(--italy-white);
  color: var(--italy-green);
  border: none;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow);
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
  margin-top: 32px;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2rem, 2.6vw, 3rem);
  margin: 12px 0 16px;
}

.hero-content p {
  max-width: 520px;
}

.hero-label {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  backdrop-filter: blur(6px);
}

.hero-card {
  background: var(--italy-white);
  color: var(--ink);
  padding: 24px;
  border-radius: 20px;
  box-shadow: var(--card-shadow);
}

.hero-card ul {
  list-style: none;
  margin-top: 12px;
  display: grid;
  gap: 12px;
}

main {
  padding: 40px 8vw 60px;
}

.filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  background: var(--soft-gradient);
  padding: 24px;
  border-radius: 20px;
  border: 1px solid var(--border);
  backdrop-filter: blur(6px);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.filter-group label {
  font-weight: 600;
  color: var(--ink);
}

.filter-group input,
.filter-group select {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size: 0.95rem;
  background: var(--italy-white);
}

.secondary-button {
  align-self: flex-end;
  background: transparent;
  border: 1px solid var(--italy-red);
  color: var(--italy-red);
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border 0.2s ease;
}

.secondary-button:hover {
  background: var(--italy-red);
  color: var(--italy-white);
}

.results-header {
  margin: 32px 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.accent-pill {
  background: var(--brand-gradient);
  color: var(--italy-white);
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 8px 18px rgba(162, 32, 43, 0.2);
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.course-card {
  background: var(--italy-white);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 6px 20px rgba(16, 24, 40, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-shadow);
}

.course-card header {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.course-card h3 {
  font-size: 1.1rem;
}

.course-card .tag {
  background: rgba(11, 93, 57, 0.12);
  color: var(--italy-green);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  display: inline-flex;
  width: fit-content;
}

.course-meta {
  display: grid;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--muted);
}

.course-meta span {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.course-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.course-actions a {
  text-decoration: none;
  color: var(--italy-white);
  font-weight: 600;
}

.primary-button {
  background: var(--brand-gradient);
  border: none;
  color: var(--italy-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease;
  text-decoration: none;
}

.primary-button:visited {
  color: var(--italy-white);
}

.primary-button:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.empty-state {
  margin: 40px auto;
  text-align: center;
  padding: 40px 20px;
  border-radius: 16px;
  border: 1px dashed var(--border);
  color: var(--muted);
}

.site-footer {
  background: var(--soft-gradient);
  padding: 24px 8vw;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 720px) {
  .nav-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta {
    width: 100%;
    text-align: center;
  }

  .secondary-button {
    width: 100%;
    align-self: stretch;
  }
}