/* ================================
   Syllabus Card Styles (Academic UI)
   ================================ */
.syllabus-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    margin-bottom: 2rem;
    overflow: hidden;
    transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.syllabus-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-color: var(--primary-color);
}

.syllabus-header {
    background: #f5f5f5;
    padding: 0.75rem 1.5rem;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-family: 'Shippori Mincho', serif;
    font-size: 0.9rem;
    color: #555;
}

.syllabus-code {
    font-weight: 700;
    color: var(--primary-color);
    background: rgba(233, 30, 99, 0.1);
    padding: 0.1rem 0.5rem;
    border-radius: 2px;
}

.syllabus-type {
    border: 1px solid #aaa;
    padding: 0.1rem 0.4rem;
    border-radius: 2px;
    font-size: 0.8rem;
}

.syllabus-credits {
    margin-left: auto;
    font-feature-settings: "palt";
}

.syllabus-body {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
}

@media (min-width: 768px) {
    .syllabus-body {
        grid-template-columns: 360px 1fr;
    }
}

.syllabus-video {
    background: #000;
}

.syllabus-video .video-wrapper {
    padding-bottom: 56.25%;
    /* 16:9 */
    position: relative;
    height: 0;
}

.syllabus-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.syllabus-info {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.syllabus-info h3 {
    font-family: 'Shippori Mincho', serif;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    line-height: 1.4;
    color: #333;
}

.syllabus-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    border-bottom: 1px dotted #ddd;
    padding-bottom: 0.75rem;
}

.meta-item {
    display: flex;
    gap: 0.5rem;
}

.syllabus-meta dt {
    font-weight: bold;
    color: #777;
}

.syllabus-meta dt::after {
    content: "：";
}

.syllabus-meta dd {
    margin: 0;
    color: #333;
}

.syllabus-desc {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #555;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.syllabus-actions {
    display: flex;
    gap: 1rem;
    margin-top: auto;
}

.btn-academic {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    font-family: 'Shippori Mincho', serif;
    font-weight: 600;
    border-radius: 2px;
    /* 角丸を抑えて真面目っぽく */
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-academic.btn-primary {
    background: var(--primary-color);
    color: #fff;
    border: 1px solid var(--primary-color);
}

.btn-academic.btn-primary:hover {
    background: #c2185b;
    border-color: #c2185b;
}

.btn-academic.btn-outline {
    background: transparent;
    color: #555;
    border: 1px solid #bbb;
}

.btn-academic.btn-outline:hover {
    background: #f5f5f5;
    color: #333;
    border-color: #999;
}



/* Syllabus Details (Objectives & Evaluation) */
.syllabus-details {
    margin-bottom: 1.5rem;
    background: #fafafa;
    padding: 1rem;
    border-radius: 4px;
    border-left: 3px solid var(--primary-color);
}

.syllabus-details h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.syllabus-details h4:not(:first-child) {
    margin-top: 1rem;
}

.syllabus-details p {
    font-size: 0.9rem;
    line-height: 1.5;
    color: #555;
    margin: 0;
}