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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    height: 100vh;
    background-image: url('background.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.email-form {
    background: rgba(255, 255, 255, 0.15);
    padding: 30px;
    border-radius: 4px;
    backdrop-filter: blur(10px);
    max-width: 400px;
    width: 100%;
}

input[type=email] {
    width: 100%;
    padding: 12px;
    font-size: 0.95rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    transition: all 0.2s;
}

input[type=email]:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

input[type=email]::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

button {
    width: 100%;
    padding: 12px;
    margin-top: 10px;
    font-size: 0.95rem;
    color: #fff;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s;
}

button:hover {
    background: rgba(255, 255, 255, 0.3);
}

.message {
    margin-top: 12px;
    padding: 10px;
    border-radius: 3px;
    font-size: 0.9rem;
    text-align: center;
    display: none;
    color: #fff;
}

.message.success {
    display: block;
    background: rgba(76, 175, 80, 0.3);
}

.message.error {
    display: block;
    background: rgba(244, 67, 54, 0.3);
}