* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    background: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 0 15px rgba(0,0,0,0.15);
}

h1 {
    text-align: center;
    margin-bottom: 20px;
    color: #0066cc;
}

label {
    display: block;
    margin-top: 15px;
    margin-bottom: 5px;
    font-weight: bold;
}

input[type=text],
input[type=file] {
    width: 100%;
    padding: 10px;
    border: 1px solid #bbb;
    border-radius: 6px;
}

button {
    margin-top: 20px;
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 6px;
    background: #0066cc;
    color: white;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    background: #0055aa;
}

#progressBox {
    width: 100%;
    height: 18px;
    background: #ddd;
    margin-top: 20px;
    border-radius: 10px;
    overflow: hidden;
}

#progressBar {
    width: 0%;
    height: 100%;
    background: #28a745;
    transition: width 0.3s;
}

#status {
    margin-top: 20px;
    text-align: center;
    font-weight: bold;
    color: #333;
}