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

/* Dark background and overall layout */
body {
    background-color: #121212;
    color: #f0f0f0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    padding: 20px;
}

/* Container */
.container {
    max-width: 600px;
    margin: 0 auto;
    background-color: #1e1e1e;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0,0,0,0.6);
}

/* Section title */
.section-title {
    text-align: center;
    margin-bottom: 25px;
    font-size: 28px;
    color: #ffffff;
}

/* Form groups */
.form-group {
    margin-bottom: 20px;
}

/* Labels */
label {
    display: block;
    margin-bottom: 8px;
    color: #cccccc;
    font-weight: 500;
}

/* Input fields and textarea */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    background-color: #2a2a2a;
    color: #ffffff;
    border: 1px solid #444;
    border-radius: 6px;
    transition: border 0.3s;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #00c6ff;
    background-color: #333;
}

/* Button */
.btn-primary {
    background: linear-gradient(45deg, #00c6ff, #0072ff);
    color: #fff;
    padding: 12px 20px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    width: 100%;
    transition: background 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(45deg, #0072ff, #00c6ff);
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 20px;
    }
}