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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    color: #333;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    padding: 3rem;
    text-align: center;
}

/* Header */
header {
    margin-bottom: 2rem;
}

h1 {
    font-size: 3rem;
    font-weight: 600;
    color: #2c3e50;
    letter-spacing: 1px;
}

/* Main Content */
.content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

h2 {
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #34495e;
}

.subtitle {
    font-size: 1.2rem;
    color: #7f8c8d;
    margin-bottom: 1.5rem;
}

.divider {
    width: 50px;
    height: 3px;
    background-color: #3498db;
    margin: 1rem auto 2rem;
}

.description {
    max-width: 700px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
    color: #555;
    line-height: 1.8;
}



/* Footer */
footer {
    margin-top: 3rem;
    color: #7f8c8d;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 2rem;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .countdown {
        gap: 1rem;
    }
    
    .countdown-item span:first-child {
        font-size: 2rem;
    }
    
    form {
        flex-direction: column;
    }
    
    button {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .countdown {
        flex-wrap: wrap;
    }
    
    .countdown-item {
        width: 45%;
        margin-bottom: 1rem;
    }
}