:root {
  --blue: #0089cf;
  --text: #231f20;
  --max-width: 760px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 24px 16px;
  background: #f4f6f8;
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
}

.card {
  max-width: var(--max-width);
  margin: 0 auto;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.hero {
  display: block;
  width: 100%;
  height: auto;
}

h1 {
  color: var(--blue);
  font-weight: 700;
  font-size: 2rem;
  line-height: 1.15;
  margin: 28px 24px 8px;
}

.subtitle {
  color: var(--blue);
  font-weight: 700;
  font-style: italic;
  font-size: 1.1rem;
  margin: 0 24px 24px;
}

p {
  font-size: 1rem;
  line-height: 1.55;
  margin: 0 24px 18px;
}

.highlight {
  color: var(--blue);
}

.dates {
  margin: 0 24px 24px;
  padding: 20px;
  background: #eaf6fd;
  border-left: 4px solid var(--blue);
  border-radius: 8px;
}

.dates h2 {
  color: var(--blue);
  font-size: 1.3rem;
  margin: 0 0 12px;
}

.dates ul {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
}

.dates .address {
  margin: 0;
  font-size: 0.9rem;
  color: #555;
}

.dates li {
  padding: 6px 0;
  border-bottom: 1px solid rgba(0, 137, 207, 0.15);
  font-size: 1rem;
}

.dates li:last-child {
  border-bottom: none;
}

.dates li strong {
  color: var(--text);
}

.note {
  margin: 0;
  font-size: 0.85rem;
  color: #555;
}

.organizers {
  font-weight: 700;
  padding-bottom: 28px;
}

@media (max-width: 480px) {
  body {
    padding: 0;
  }

  .card {
    border-radius: 0;
    box-shadow: none;
  }

  h1 {
    font-size: 1.6rem;
    margin: 20px 16px 8px;
  }

  .subtitle {
    font-size: 1rem;
    margin: 0 16px 20px;
  }

  p {
    margin: 0 16px 16px;
  }

  .dates {
    margin: 0 16px 20px;
    padding: 16px;
  }
}