/**
 * Course Prerequisites — Frontend Styles
 *
 * @package WPSell_Learnly
 */

/* ─── Prerequisites Notice Box ────────────────────────────── */
.wpsell-prerequisites-notice {
    margin-bottom: 20px;
    padding: 20px;
    border-radius: 4px;
    border-left: 4px solid var(--wpsell-star, #ffc107);
    background: #fff3cd;
}

.wpsell-prerequisites-notice.is-met {
    background: #d4edda;
    border-left-color: var(--wpsell-success, #28a745);
}

.wpsell-prerequisites-notice h4 {
    margin-top: 0;
    color: var(--wpsell-text, #333);
}

.wpsell-prerequisites-notice h4 .dashicons {
    font-size: 20px;
    vertical-align: middle;
}

.wpsell-prereq-warning {
    margin-bottom: 10px;
    color: #856404;
}

.wpsell-prereq-list {
    margin: 0;
    padding-left: 20px;
}

.wpsell-prereq-list li {
    margin-bottom: 8px;
}

.wpsell-prereq-list a {
    color: #856404;
    text-decoration: underline;
}

.wpsell-prereq-progress {
    color: var(--wpsell-text-muted, #666);
    font-size: 13px;
}

.wpsell-prereq-not-started {
    color: var(--wpsell-text-muted, #999);
    font-size: 13px;
}

.wpsell-prereq-met {
    margin: 0;
    color: #155724;
}

.wpsell-prereq-met .dashicons {
    color: var(--wpsell-success, #28a745);
}

/* ─── Admin Column ────────────────────────────────────────── */
.wpsell-prereq-col-empty {
    color: var(--wpsell-text-muted, #999);
}

.wpsell-prereq-col-badge {
    display: inline-block;
    padding: 3px 8px;
    background: var(--wpsell-primary, #2271b1);
    color: #fff;
    border-radius: 3px;
    font-size: 11px;
}

.wpsell-prereq-col-titles {
    margin-top: 5px;
    font-size: 12px;
    color: var(--wpsell-text-muted, #666);
}

/* ─── Learning Path ───────────────────────────────────────── */
.wpsell-learning-path {
    background: var(--wpsell-bg-alt, #f9f9f9);
    border: 1px solid var(--wpsell-border-light, #ddd);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}

.wpsell-learning-path > h3 {
    margin-top: 0;
    color: var(--wpsell-text, #333);
    border-bottom: 2px solid var(--wpsell-primary, #2271b1);
    padding-bottom: 10px;
}

.wpsell-learning-path > h3 .dashicons {
    font-size: 24px;
    vertical-align: middle;
}

.wpsell-learning-path > p {
    color: var(--wpsell-text-muted, #666);
    margin-bottom: 20px;
}

.wpsell-path-step {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    padding: 15px;
    background: var(--wpsell-bg, #fff);
    border-radius: 6px;
    border-left: 4px solid var(--wpsell-primary, #2271b1);
}

.wpsell-path-step.is-completed {
    border-left-color: var(--wpsell-success, #28a745);
}

.wpsell-path-step.is-target {
    border-left-color: #6c63ff;
}

.wpsell-path-step .step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--wpsell-primary, #2271b1);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-right: 15px;
}

.wpsell-path-step.is-completed .step-number {
    background: var(--wpsell-success, #28a745);
}

.wpsell-path-step.is-completed .step-number .dashicons {
    font-size: 20px;
    width: 20px;
    height: 20px;
}

.wpsell-path-step.is-target .step-number {
    background: #6c63ff;
}

.wpsell-path-step.is-target .step-number .dashicons {
    font-size: 20px;
    width: 20px;
    height: 20px;
}

.wpsell-path-step .step-content {
    flex-grow: 1;
}

.wpsell-path-step .step-content h4 {
    margin: 0 0 5px 0;
}

.wpsell-path-step .step-content h4 a {
    color: var(--wpsell-text, #333);
    text-decoration: none;
}

.wpsell-path-step.is-target .step-content h4 {
    color: #6c63ff;
}

.wpsell-path-step .step-status {
    font-size: 13px;
}

.wpsell-path-step .step-status .status-completed {
    color: var(--wpsell-success, #28a745);
    font-weight: bold;
}

.wpsell-path-step .step-status .status-progress {
    color: var(--wpsell-star, #ffc107);
}

.wpsell-path-step .step-status .status-not-started {
    color: var(--wpsell-text-muted, #999);
}

.wpsell-path-step .step-status .status-target {
    color: var(--wpsell-text-muted, #666);
}

/* ─── Prerequisites Tree ──────────────────────────────────── */
.wpsell-prerequisites-tree {
    background: var(--wpsell-bg-alt, #f9f9f9);
    border: 1px solid var(--wpsell-border-light, #ddd);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}

.wpsell-prerequisites-tree > h3 {
    margin-top: 0;
    color: var(--wpsell-text, #333);
    border-bottom: 2px solid var(--wpsell-primary, #2271b1);
    padding-bottom: 10px;
}

.wpsell-prerequisites-tree > h3 .dashicons {
    font-size: 24px;
    vertical-align: middle;
}

.wpsell-prerequisites-tree .course-tree-item {
    margin-bottom: 20px;
    padding: 15px;
    background: var(--wpsell-bg, #fff);
    border-radius: 6px;
    border-left: 4px solid var(--wpsell-primary, #2271b1);
}

.wpsell-prerequisites-tree .course-tree-item h4 {
    margin: 0 0 10px 0;
    color: var(--wpsell-text, #333);
}

.wpsell-prerequisites-tree .course-tree-item h4 a {
    color: var(--wpsell-primary, #2271b1);
    text-decoration: none;
}

.wpsell-prerequisites-tree .prerequisites-list {
    margin-left: 20px;
    padding-left: 15px;
    border-left: 2px dashed var(--wpsell-border-light, #ddd);
}

.wpsell-prerequisites-tree .prerequisites-list p {
    font-size: 13px;
    color: var(--wpsell-text-muted, #666);
    margin-bottom: 8px;
}

.wpsell-prerequisites-tree .prereq-link {
    margin-bottom: 5px;
    font-size: 13px;
}

.wpsell-prerequisites-tree .prereq-link .dashicons {
    color: var(--wpsell-primary, #2271b1);
    font-size: 16px;
    vertical-align: middle;
}

.wpsell-prerequisites-tree .prereq-link a {
    color: var(--wpsell-text, #333);
}

/* ─── Responsive ──────────────────────────────────────────── */
@media (max-width: 600px) {
    .wpsell-path-step {
        flex-direction: column;
        text-align: center;
    }

    .wpsell-path-step .step-number {
        margin-right: 0;
        margin-bottom: 10px;
    }
}