/* فایل style.css */
body {
    font-family: 'Vazirmatn', sans-serif;
    background: linear-gradient(to right, #eef2f3, #d2dee8);
    margin: 0;
    padding: 40px 20px;
}
form {
    background: white;
    max-width: 600px;
    margin: auto;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}
h1 {
    text-align: center;
    color: #333;
    margin-bottom: 25px;
}
label {
    display: block;
    margin-top: 15px;
    font-weight: bold;
    color: #444;
}
input[type=text], input[type=email], textarea {
    width: 100%;
    padding: 10px;
    margin-top: 6px;
    border: 1px solid #ccc;
    border-radius: 8px;
    box-sizing: border-box;
    font-size: 15px;
}
textarea {
    resize: vertical;
}
/* کلاس مشترک برای دکمه‌ها و لینک‌ها */
.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: 12px 0;
    background-color: #007BFF;
    color: white;
    font-size: 17px;
    font-weight: bold;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    text-decoration: none;
    user-select: none;
    transition: background-color 0.3s ease;
    box-sizing: border-box;
    text-align: center;
}
.btn:hover {
    background-color: #0056b3;
}
.button-group {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}
.button-group .btn {
    width: 100%;
}
.error-box {
    background: #ffe0e0;
    border: 1px solid #ff9999;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 15px;
    color: #900;
}
.success-box {
    background: #e6f9e6;
    border: 1px solid #b3e6b3;
    padding: 30px;
    border-radius: 15px;
    max-width: 600px;
    margin: 50px auto;
    text-align: center;
    font-size: 18px;
    box-shadow: 0 4px 20px rgba(0, 128, 0, 0.1);
}
.success-box h2 {
    font-size: 22px;
    color: #2e7d32;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.success-box a {
    display: inline-block;
    padding: 12px 25px;
    background-color: #2e7d32;
    color: #fff;
    border-radius: 8px;
    font-weight: bold;
    text-decoration: none;
    margin-top: 20px;
    transition: background 0.3s ease;
}
.success-box a:hover {
    background-color: #1b5e20;
}
/* نوار درصد مرحله */
.progress-bar-container {
    background:#eee;
    border-radius:10px;
    overflow:hidden;
    margin-bottom:25px;
    height: 20px;
}
.progress-bar {
    height: 20px;
    background:#007BFF;
    color:white;
    text-align:center;
    font-size:13px;
    line-height:20px;
    white-space: nowrap;
}