/* Steadfast Advanced Tracking Timeline */
.stdf-adv-tracking-details {
    margin-bottom: 2em;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.stdf-adv-tracking-header {
    background-color: #f9f9f9;
    padding: 15px 20px;
    border-bottom: 1px solid #e0e0e0;
}

.stdf-adv-tracking-header h2 {
    margin: 0;
    color: #333;
    font-size: 1.25em;
}

.stdf-adv-tracking-ids {
    font-size: 0.9em;
    color: #555;
    margin-top: 5px;
}

.stdf-adv-tracking-ids span {
    margin-right: 15px;
}

.stdf-adv-timeline {
    padding: 20px;
}

.stdf-adv-timeline ul {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
}

/* The vertical timeline bar */
.stdf-adv-timeline ul::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 5px;
    bottom: 5px;
    width: 2px;
    background-color: #007cba; /* Steadfast Blue */
}

.stdf-adv-timeline li {
    position: relative;
    padding-left: 35px;
    margin-bottom: 20px;
}

.stdf-adv-timeline li:last-child {
    margin-bottom: 0;
}

/* The timeline dot */
.stdf-adv-timeline li::before {
    content: '';
    position: absolute;
    left: 2px;
    top: 5px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: #007cba;
    border: 3px solid #fff;
    z-index: 1;
}

/* First item (latest) dot */
.stdf-adv-timeline li:first-child::before {
    background-color: #28a745; /* Green for latest */
}

.stdf-adv-timeline .timeline-timestamp {
    display: block;
    font-size: 0.85em;
    color: #777;
    margin-bottom: 3px;
}

.stdf-adv-timeline .timeline-message {
    font-size: 1em;
    color: #333;
    font-weight: 500;
}

.stdf-adv-no-updates {
    padding: 20px;
    color: #777;
}

/* Shortcode Form */
.stdf-adv-tracking-form {
    display: flex;
    gap: 10px;
}
.stdf-adv-tracking-form input[type="text"] {
    flex-grow: 1;
}