.arsub-wrapper {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.arsub-wrapper h2 {
    margin-top: 0;
    color: #333;
}
.arsub-form-group {
    margin-bottom: 15px;
}
.arsub-form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}
.arsub-form-group input[type="url"],
.arsub-form-group input[type="file"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}
.arsub-divider {
    text-align: center;
    margin: 15px 0;
    position: relative;
}
.arsub-divider::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    border-top: 1px solid #ddd;
    z-index: 1;
}
.arsub-divider span {
    background: #fff;
    padding: 0 10px;
    color: #888;
    position: relative;
    z-index: 2;
}
.arsub-btn {
    background: #0073aa;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    width: 100%;
}
.arsub-btn:hover {
    background: #005177;
}

.arsub-download-btn {
    display: block;
    text-decoration: none;
    background: #28a745;
    color: white !important;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 4px;
    text-align: center;
}
.arsub-download-btn:hover {
    background: #218838;
}

#arsub-status-container {
    text-align: center;
    margin-top: 20px;
    padding: 15px;
    background: #f9f9f9;
    border-radius: 4px;
}

/* Spinner */
.arsub-loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #0073aa;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: arsub-spin 1s linear infinite;
    margin: 0 auto 10px auto;
}

@keyframes arsub-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}