@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&family=Lato:wght@400;700&display=swap");

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

body {
  font-family: "Lato", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, sans-serif;
  background: linear-gradient(135deg, #242833 0%, #0a4d4f 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.container {
  max-width: 800px;
  width: 100%;
}


h1 {
  font-family: "Montserrat", sans-serif;
  color: #dcc254;
  font-size: 3rem;
  margin-bottom: 1rem;
  text-align: center;
}

.subtitle {
  color: rgba(220, 194, 84, 0.8);
  text-align: center;
  margin-bottom: 3rem;
  font-size: 1.2rem;
}

.presentations {
  display: grid;
  gap: 1.5rem;
}

.presentation-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  padding: 2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.presentation-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(220, 194, 84, 0.2);
}

.presentation-card h2 {
  font-family: "Montserrat", sans-serif;
  color: #dcc254;
  margin-bottom: 0.5rem;
  font-size: 1.8rem;
}

.presentation-card p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.presentation-card a {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: #dcc254;
  color: #063738;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  transition: background 0.3s ease;
}

.presentation-card a:hover {
  background: #e8ce6a;
}

.presentation-card a.disabled {
  opacity: 0.5;
  pointer-events: none;
}

.lock-icon {
  display: inline-block;
  margin-left: 0.5rem;
  opacity: 0.6;
}

.logo {
  opacity: 0.2;
}