body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    width: 90%;
    max-width: 1000px;
    margin: 20px auto;
    background-color: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
    font-size: 2.5em;
}

.status {
    text-align: center;
    font-size: 1.2em;
    font-weight: bold;
    color: #ff6b6b;
    margin-bottom: 20px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 40px;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 10px;
}

label {
    font-weight: 600;
    color: #555;
    font-size: 1.1em;
}

input, textarea {
    padding: 15px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 1em;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

input:focus, textarea:focus {
    outline: none;
    border-color: #ff9a9e;
    box-shadow: 0 0 0 3px rgba(255, 154, 158, 0.1);
}

button {
    margin-top: 10px;
    padding: 15px;
    background: linear-gradient(45deg, #ff9a9e, #fecfef);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.1em;
    font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 154, 158, 0.3);
}

.activities {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.activity {
    background-color: #fff;
    border: 2px solid #e1e5e9;
    border-radius: 10px;
    padding: 20px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.activity:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.activity h3 {
    margin-top: 0;
    color: #333;
}

.activity p {
    margin: 5px 0;
}

.winner {
    border-color: #ffd93d;
    background: linear-gradient(135deg, #ffd93d, #ffecd2);
}

.winner h2 {
    color: #333;
    margin-top: 0;
}

.top-activities {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

@media (max-width: 768px) {
    .container {
        width: 95%;
        padding: 20px;
    }
    
    h1 {
        font-size: 2em;
    }
    
    .activities {
        grid-template-columns: 1fr;
    }
}