/* =====================================================
   ACADEMIC PAGE STYLES - Enhanced Premium Theme
   Professional College Theme: Navy Blue (#0A2540), White (#FFFFFF), Light Gold (#D4AF37)
   ===================================================== */

/* ================= COURSES SECTION ================= */
.courses-section {
    padding: 70px 0;
    background: linear-gradient(135deg, #f4f6f9 0%, #eef2f7 100%);
}

.courses-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 25px;
}

.courses-card-grid {
    margin-bottom: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 22px;
}

.course-card {
    position: relative;
    background: linear-gradient(180deg, #ffffff 0%, #f8fbff 70%, #e7f0ff 100%);
    border-radius: 18px;
    padding: 28px;
    overflow: hidden;
    border: 1px solid rgba(10, 37, 64, 0.08);
    box-shadow: 0 15px 40px rgba(10, 37, 64, 0.12);
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.course-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(212, 175, 55, 0.2), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition);
}

.course-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

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

.course-card:hover::after {
    transform: scaleX(1);
}

.course-card header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.course-card .sr-value {
    font-size: 26px;
    font-weight: 700;
    color: var(--primary);
}

.course-card header .sr-label {
    padding: 2px 10px;
    border-radius: 99px;
    background: rgba(10, 37, 64, 0.08);
    font-size: 12px;
    letter-spacing: 0.4px;
}

.course-card h3 {
    margin: 0;
    font-size: 20px;
    line-height: 1.4;
    background: linear-gradient(110deg, var(--primary-medium), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.course-card dl {
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 14px;
}

.course-card dt {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-muted);
}

.course-card dd {
    margin: 4px 0 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
}

.course-card dl div {
    padding: 14px;
    border-radius: 12px;
    background: rgba(10, 37, 64, 0.04);
    border: 1px solid rgba(10, 37, 64, 0.08);
    transition: border-color var(--transition), background var(--transition);
}

.course-card:hover dl div {
    border-color: rgba(212, 175, 55, 0.5);
    background: rgba(212, 175, 55, 0.08);
}

/* ================= NOTE BOX ================= */
.note-box {
    background: linear-gradient(135deg, #fffef8 0%, #fff9e6 100%);
    border-left: 5px solid var(--accent);
    border-radius: 12px;
    padding: 24px 28px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.note-box:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.note-box h4 {
    color: var(--primary);
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.note-box h4 i {
    color: var(--accent);
    font-size: 20px;
}

.note-box p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.7;
}

/* ================= WHY CHOOSE SECTION ================= */
.why-choose-section {
    padding: 80px 0;
    background: var(--white);
}

.why-choose-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 25px;
}

.why-choose-section h2 {
    font-size: 36px;
    color: var(--primary);
    text-align: center;
    margin-bottom: 55px;
    font-weight: 700;
    position: relative;
    padding-bottom: 20px;
}

.why-choose-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    border-radius: 2px;
}

.why-choose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.choose-card {
    background: var(--white);
    border-radius: 18px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid rgba(10, 37, 64, 0.06);
    position: relative;
    overflow: hidden;
}

.choose-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    transform: scaleX(0);
    transition: transform var(--transition);
}

.choose-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.choose-card:hover::before {
    transform: scaleX(1);
}

.choose-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-md);
}

.choose-card:hover .choose-icon {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    box-shadow: var(--glow-gold);
    transform: scale(1.05);
}

.choose-icon i {
    font-size: 32px;
    color: var(--white);
    transition: color var(--transition);
}

.choose-card:hover .choose-icon i {
    color: var(--primary);
}

.choose-card h3 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 14px;
    font-weight: 700;
    line-height: 1.4;
}

.choose-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ================= PAGE TITLE ================= */
.page-title-section {
    overflow: hidden;
}

.page-title-container {
    text-align: center;
}

.page-title-section h1 {
    min-height: 1.2em;
    line-height: 1.2;
    margin-bottom: 10px;
}

/* ================= RESPONSIVE STYLES ================= */
@media (max-width: 992px) {
    .courses-section {
        padding: 50px 0;
    }
    
    .why-choose-section {
        padding: 60px 0;
    }
    
    .why-choose-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .courses-container {
        padding: 0 15px;
    }
    
    .courses-card-grid {
        grid-template-columns: 1fr;
    }
    
    .course-card {
        padding: 22px;
    }
    
    .note-box {
        padding: 20px;
        flex-direction: column;
    }
    
    .why-choose-section h2 {
        font-size: 28px;
        margin-bottom: 40px;
    }
    
    .why-choose-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .choose-card {
        padding: 30px 22px;
    }
    
    .choose-icon {
        width: 70px;
        height: 70px;
    }
    
    .choose-icon i {
        font-size: 28px;
    }
}

@media (max-width: 576px) {
    .courses-section {
        padding: 40px 0;
    }
    
    .why-choose-section {
        padding: 50px 0;
    }
    
    .why-choose-section h2 {
        font-size: 24px;
    }
    
    .note-box h4 {
        font-size: 15px;
    }
    
    .note-box p {
        font-size: 13px;
    }
}

/* ================= ANIMATION ENHANCEMENTS ================= */
@media (prefers-reduced-motion: no-preference) {
    .page-title-container h1 {
        animation: heroFloat 3.2s ease-in-out infinite alternate;
    }

    .choose-icon {
        animation: iconPulse 2.8s ease-in-out infinite;
    }
}

@keyframes heroFloat {
    from { transform: translateY(0); }
    to { transform: translateY(-4px); }
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Smooth scroll-based fade-in for sections */
.courses-section,
.why-choose-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.courses-section.visible,
.why-choose-section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* If AOS library is unavailable, keep content visible */
.no-aos [data-aos] {
    opacity: 1 !important;
    transform: none !important;
}