/* ============================================================
   NURU FOUNDATION - COURSES PAGE STYLES
   Concept 2: Track-by-Track Pathway Showcase
   Strictly using the website's original brand color system
   ============================================================ */

/* Sticky Quick-Jump Track Bar */
.track-jump-bar {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 2px solid rgba(106, 5, 114, 0.1);
    position: sticky;
    top: 68px;
    z-index: 100;
    padding: 0.85rem 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
}

.jump-nav-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.jump-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1.25rem;
    border-radius: 10px;
    background: #ffffff;
    color: var(--text-dark);
    font-family: var(--font-family-body);
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
    border: 1.5px solid #e2e8f0;
    transition: all 0.25s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

.jump-btn i {
    font-size: 0.9rem;
    color: var(--primary-color);
    transition: color 0.25s ease;
}

.jump-btn:hover {
    background: var(--primary-color);
    color: var(--text-light);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(106, 5, 114, 0.2);
}

.jump-btn:hover i {
    color: var(--secondary-color);
}

/* Track Section Layout */
.track-section {
    padding: 4.5rem 0;
    position: relative;
}

.track-section:nth-of-type(even) {
    background-color: #f8fafc;
}

.track-section:nth-of-type(odd) {
    background-color: var(--background-light);
}

/* Track Header Box */
.track-header-box {
    background: #ffffff;
    border: 1.5px solid #e2e8f0;
    border-radius: var(--border-radius-lg, 15px);
    padding: 2rem 2.25rem;
    margin-bottom: 2.75rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    position: relative;
    overflow: hidden;
}

.track-header-box::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 6px;
}

/* Brand Track Accent Ribbons */
.track-software .track-header-box::before {
    background: var(--primary-color);
}

.track-data .track-header-box::before {
    background: var(--accent-color-1);
}

.track-security .track-header-box::before {
    background: var(--background-dark);
}

.track-stem .track-header-box::before {
    background: var(--secondary-color);
}

.track-header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.track-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 12px;
    border-radius: 8px;
}

.track-pill.purple {
    background: rgba(106, 5, 114, 0.1);
    color: var(--primary-color);
    border: 1px solid rgba(106, 5, 114, 0.2);
}

.track-pill.teal {
    background: rgba(56, 178, 172, 0.12);
    color: var(--accent-color-1);
    border: 1px solid rgba(56, 178, 172, 0.25);
}

.track-pill.dark {
    background: rgba(44, 62, 80, 0.1);
    color: var(--background-dark);
    border: 1px solid rgba(44, 62, 80, 0.25);
}

.track-pill.gold {
    background: rgba(247, 183, 49, 0.15);
    color: #b45309;
    border: 1px solid rgba(247, 183, 49, 0.35);
}

.track-pathway-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: #f1f5f9;
    color: #475569;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 8px;
    border: 1px solid #cbd5e1;
}

.track-header-box h2 {
    font-size: 2.1rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-family: var(--font-family-heading);
}

.track-header-box p {
    font-size: 1.05rem;
    color: #555555;
    margin: 0;
    max-width: 900px;
    line-height: 1.6;
}

/* Track Courses Grid */
.track-courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

/* Pathway Course Card */
.pathway-course-card {
    background: #ffffff;
    border: 1.5px solid #e2e8f0;
    border-radius: var(--border-radius-lg, 15px);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
    position: relative;
}

.pathway-course-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg, 0 8px 30px rgba(0, 0, 0, 0.15));
}

/* Card Image & Badges */
.card-image-wrap {
    position: relative;
    height: 190px;
    overflow: hidden;
    background: var(--background-dark);
}

.card-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.pathway-course-card:hover .card-image-wrap img {
    transform: scale(1.06);
}

.card-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.05) 0%, rgba(0, 0, 0, 0.75) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: 0.85rem 1rem;
}

.card-progression-step {
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.card-level-chip {
    background: var(--primary-color);
    color: var(--text-light);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(106, 5, 114, 0.3);
}

/* Card Body Content */
.card-content-wrap {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-content-wrap h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.65rem;
    font-family: var(--font-family-body);
    line-height: 1.35;
}

.card-desc-text {
    font-size: 0.93rem;
    color: #555555;
    line-height: 1.6;
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

/* Metadata Chips Row */
.card-meta-chips {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-top: 1px solid #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
    margin-bottom: 1.15rem;
    font-size: 0.84rem;
    color: #475569;
    font-weight: 600;
}

.card-meta-chips span {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.card-meta-chips i {
    color: var(--accent-color-1);
}

/* Requirements Accordion */
.card-reqs-dropdown {
    margin-bottom: 1.25rem;
}

.card-reqs-dropdown details {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 0.6rem 0.85rem;
    transition: all 0.25s ease;
}

.card-reqs-dropdown details[open] {
    background: #ffffff;
    border-color: rgba(106, 5, 114, 0.3);
    box-shadow: 0 4px 12px rgba(106, 5, 114, 0.05);
}

.card-reqs-dropdown summary {
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    list-style: none;
    user-select: none;
}

.card-reqs-dropdown summary::-webkit-details-marker {
    display: none;
}

.card-reqs-dropdown summary i.summary-icon {
    color: var(--primary-color);
    margin-right: 0.4rem;
}

.card-reqs-dropdown summary i.chevron-icon {
    font-size: 0.8rem;
    color: #94a3b8;
    transition: transform 0.25s ease;
}

.card-reqs-dropdown details[open] summary i.chevron-icon {
    transform: rotate(180deg);
    color: var(--primary-color);
}

.card-reqs-dropdown ul {
    margin: 0.65rem 0 0.2rem 0;
    padding-left: 1.2rem;
    font-size: 0.84rem;
    color: #64748b;
    line-height: 1.5;
}

.card-reqs-dropdown ul li {
    margin-bottom: 0.35rem;
}

/* Details Action Button */
.card-btn-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--primary-color);
    color: var(--text-light);
    border: 2px solid transparent;
    padding: 0.65rem 1rem;
    border-radius: 10px;
    font-family: var(--font-family-body);
    font-size: 0.93rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: all 0.25s ease;
}

.card-btn-action:hover {
    background: var(--secondary-color);
    color: var(--text-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(247, 183, 49, 0.35);
}

.card-btn-action i {
    transition: transform 0.25s ease;
}

.card-btn-action:hover i {
    transform: translateX(4px);
}

/* Responsive Media Queries */
@media (max-width: 900px) {
    .track-jump-bar {
        top: 60px;
    }

    .track-header-box {
        padding: 1.5rem;
    }

    .track-header-box h2 {
        font-size: 1.75rem;
    }

    .track-courses-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .jump-btn {
        width: 100%;
        justify-content: center;
    }

    .track-section {
        padding: 3rem 0;
    }
}