#cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
    font-family: sans-serif;
}

.card-evento {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);;
    padding: 20px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    border-top: #27ae60 8px solid;
    border-radius: 10px;
}

.card-evento:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
}

.grid-turmas-interna {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: 10px;
    padding: 20px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
}

.mini-card {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 8px;
    text-align: center;
    border-bottom: 3px solid #3498db;
}

.rodape-evento {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 15px;
    color: #27ae60;
}

.rodape-evento strong {
    font-size: 1.2em;
    color: #27ae60;
}
.rodape-evento h1 {
    font-size: 1.2em;
    color: #2c3e50;
}
.rodape-evento small {
    font-size: 1.2em;
    color: #e74c3c;
}

.rodape-evento > div {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.loader-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
}
.spinner {
    width: 60px;
    height: 60px;
    border: 8px solid rgba(255, 255, 255, 0.3);
    border-left-color: #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    border-top: 8px solid #3498db;
    border-right: 8px solid transparent;
    animation: spin 1s linear infinite;
}

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

.header-section {
    text-align: center;
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
}

.header-section h1 {
    color: rgb(189, 189, 34);
    font-size: 2.5em;
    margin-bottom: 10px;
    text-align: center;
    font-family: cursive;
}

.header-section p {
   font-size: 1.25rem;
    color: #fab89d;
    margin-bottom: 10px;
    text-align: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.tudo {
    background: linear-gradient(135deg, #253992 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 40px 0;
}