/* ===============================
   PROGRAMS PAGE – GLOBAL
================================ */

.programs-page {
    padding: 40px 8%;
    background: #f6f9ff;
    min-height: 100vh;
}

.page-title {
    text-align: center;
    font-size: 32px;
    color: #0b3c91;
    margin-bottom: 40px;
    font-weight: 700;
    letter-spacing: 1px;
}

/* ===============================
   LAYOUT WRAPPER
================================ */

.programs-wrapper {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

/* ===============================
   LEFT SIDEBAR
================================ */

.programs-sidebar {
    width: 260px;
    background: #ffffff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 8px 22px rgba(0,0,0,0.08);
    position: sticky;
    top: 180px;
}

.program-btn {
    width: 100%;
    padding: 14px 18px;
    margin-bottom: 12px;
    border: none;
    background: #eef3ff;
    color: #0b3c91;
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
}

.program-btn:hover {
    background: #0b3c91;
    color: #ffffff;
}

.program-btn.active {
    background: #0b3c91;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(11,60,145,0.4);
}

/* ===============================
   RIGHT CONTENT AREA
================================ */

.programs-content {
    flex: 1;
    background: #ffffff;
    padding: 30px;
    border-radius: 14px;
    box-shadow: 0 10px 28px rgba(0,0,0,0.08);
}

/* Hide sections by default */
.program-content {
    display: none;
    scroll-margin-top: 120px;
}

.program-content.active {
    display: block;
}

.program-content h3 {
    font-size: 26px;
    color: #0b3c91;
    margin-bottom: 25px;
    border-bottom: 3px solid #0b3c91;
    padding-bottom: 10px;
}

/* ===============================
   COURSE GRID
================================ */

.program-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 22px;
}

/* ===============================
   COURSE CARD
================================ */

.course-card {
    background: linear-gradient(135deg, #f8fbff, #ffffff);
    border-radius: 12px;
    padding: 18px 20px;
    box-shadow: 0 6px 16px rgba(0,0,0,0.08);
    transition: all 0.35s ease;
    position: relative;
    overflow: hidden;
}

.course-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background: #0b3c91;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.course-card:hover::before {
    opacity: 1;
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 14px 28px rgba(0,0,0,0.15);
}

.course-card h4 {
    font-size: 17px;
    color: #0b3c91;
    margin-bottom: 4px;
    line-height: 1.4;
    font-weight: 600;
}

/* ===============================
   SPECIALIZATIONS – DYNAMIC EXPANSION
================================ */

.specializations {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    padding-top: 0;
    border-top: none;
    transform: translateY(-6px);
    transition:
        max-height 0.45s ease,
        opacity 0.35s ease,
        transform 0.35s ease;
}

/* EXPAND ONLY ON HOVER */
.course-card:hover .specializations {
    max-height: 320px; /* enough for long subject lists */
    opacity: 1;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed #ccc;
    transform: translateY(0);
}

/* SUBJECT TAGS */
.specializations span {
    display: inline-block;
    background: #eef3ff;
    color: #0b3c91;
    font-size: 13px;
    padding: 6px 10px;
    border-radius: 20px;
    margin: 4px 4px 0 0;
    font-weight: 500;
}

/* ===============================
   RESPONSIVE
================================ */

@media (max-width: 992px) {
    .programs-wrapper {
        flex-direction: column;
    }

    .programs-sidebar {
        width: 100%;
        position: relative;
        top: auto;
    }

    .program-btn {
        text-align: center;
    }
}

@media (max-width: 600px) {
    .page-title {
        font-size: 26px;
    }

    .program-content h3 {
        font-size: 22px;
    }

    .course-card h4 {
        font-size: 16px;
    }
}