/* ================================
CAROUSEL STYLES
================================ */
.carousel-hero {
    position: relative;
    width: 100%;
    height: 90vh;
    min-height: 600px;
    margin-top: 80px;
    overflow: hidden;
    background: #000;
}

.carousel-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.carousel-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transform: scale(1.1);
    transition: all 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #000;
    z-index: 1;
}

.carousel-slide.active {
    opacity: 1;
    transform: scale(1);
    z-index: 2;
}

.carousel-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(0, 86, 210, 0.15) 0%,
            rgba(0, 0, 0, 0.4) 30%,
            rgba(0, 0, 0, 0.6) 100%);
    z-index: 1;
}

.carousel-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    z-index: 3;
    width: 90%;
    max-width: 900px;
    opacity: 0;
    transition: opacity 0.8s ease 0.3s;
}

.carousel-slide.active .carousel-content {
    opacity: 1;
}

.carousel-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    color: white;
    -webkit-text-fill-color: white;
}

.carousel-content p {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2.5rem;
    line-height: 1.6;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Navigation Arrows - Premium Glass Effect */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(15px) saturate(180%);
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.25);
    font-size: 1.3rem;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.carousel-arrow:hover {
    background: linear-gradient(135deg, var(--accent-orange), #FF8C42);
    border-color: rgba(255, 255, 255, 0.8);
    transform: translateY(-50%) scale(1.15);
    box-shadow: 0 12px 40px rgba(255, 107, 0, 0.5);
}

.carousel-arrow:active {
    transform: translateY(-50%) scale(1.05);
}

.carousel-arrow.prev {
    left: 40px;
}

.carousel-arrow.next {
    right: 40px;
}

.carousel-arrow i {
    transition: transform 0.3s ease;
}

.carousel-arrow:hover i {
    transform: scale(1.2);
}

/* Navigation Dots - Modern Design */
.carousel-dots {
    position: absolute;
    bottom: 40px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    z-index: 10;
}

.carousel-dot {
    position: relative;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.carousel-dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: white;
    transition: transform 0.3s ease;
}

.carousel-dot.active {
    background: linear-gradient(135deg, var(--accent-orange), #FF8C42);
    border-color: rgba(255, 255, 255, 0.7);
    transform: scale(1.5);
    box-shadow: 0 0 20px rgba(255, 107, 0, 0.8);
}

.carousel-dot.active::before {
    transform: translate(-50%, -50%) scale(1);
}

.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.6);
    transform: scale(1.3);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .carousel-hero {
        height: 80vh;
    }

    .carousel-content h1 {
        font-size: 3rem;
    }

    .carousel-content p {
        font-size: 1.3rem;
    }
}

@media (max-width: 992px) {
    .carousel-hero {
        margin-top: 55px;
        height: 75vh;
        min-height: 500px;
    }

    .carousel-content h1 {
        font-size: 2.5rem;
    }

    .carousel-content p {
        font-size: 1.2rem;
        margin-bottom: 2rem;
    }

    .carousel-arrow {
        width: 50px;
        height: 50px;
        font-size: 1.1rem;
    }

    .carousel-arrow.prev {
        left: 25px;
    }

    .carousel-arrow.next {
        right: 25px;
    }

    .carousel-dots {
        bottom: 35px;
        gap: 12px;
    }

    .carousel-dot {
        width: 12px;
        height: 12px;
    }
}

@media (max-width: 768px) {
    .carousel-hero {
        height: 70vh;
        min-height: 450px;
        margin-top: 0px;
    }

    .carousel-content h1 {
        font-size: 2.2rem;
    }

    .carousel-content p {
        font-size: 1.1rem;
        margin-bottom: 1.5rem;
    }

    .carousel-arrow {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }

    .carousel-arrow.prev {
        left: 15px;
    }

    .carousel-arrow.next {
        right: 15px;
    }

    .carousel-dots {
        bottom: 30px;
        gap: 10px;
    }

    .carousel-dot {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 576px) {
    .carousel-hero {
        margin-top: 55px;
        height: 65vh;
        min-height: 400px;
    }

    .carousel-content h1 {
        font-size: 1.8rem;
        margin-bottom: 1rem;
    }

    .carousel-content p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .carousel-arrow {
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }

    .carousel-arrow.prev {
        left: 10px;
    }

    .carousel-arrow.next {
        right: 10px;
    }

    .carousel-dots {
        bottom: 25px;
        gap: 8px;
    }

    .carousel-dot {
        width: 9px;
        height: 9px;
    }

}

@media (max-width: 480px) {
    .carousel-hero {
        margin-top: 55px;
        height: 60vh;
        min-height: 350px;
    }

    .carousel-content h1 {
        font-size: 1.6rem;
    }

    .carousel-content p {
        font-size: 0.95rem;
    }
}

/* ================================
COURSE CATEGORIES SECTION
================================ */
.course-categories {
    padding: 6rem 5%;
    background: white;
    position: relative;
    overflow: hidden;
    margin-top: 0;
}

.course-categories::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
}

.course-categories .section-title {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 1;
}

.course-categories .section-title h2 {
    color: var(--dark-blue);
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.course-categories .section-title h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-orange), var(--accent-teal));
    border-radius: 2px;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin: 0 auto 4rem;
    max-width: 1200px;
}

.category-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 3rem 2rem;
    text-align: center;
    text-decoration: none;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 250px;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.category-card i {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.category-card h3 {
    color: var(--dark-blue);
    font-size: 1.5rem;
    margin: 0;
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

.category-card:hover i {
    transform: scale(1.2) rotate(5deg);
    background: linear-gradient(135deg, var(--accent-orange), #FF8C42);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.category-card:hover h3 {
    color: var(--accent-orange);
}

/* Center button styling */
.center-btn {
    text-align: center;
    margin-top: 2rem;
    position: relative;
    z-index: 1;
}

.center-btn .btn-secondary {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    position: relative;
    overflow: hidden;
    border-radius: 50px;
}

.center-btn .btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.3),
            transparent);
    transition: left 0.5s ease;
}

.center-btn .btn-secondary:hover::before {
    left: 100%;
}

.center-btn .btn-secondary:hover {
    background: linear-gradient(135deg, var(--dark-blue), var(--primary-blue));
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 86, 210, 0.3);
}

/* ================================
    WHO IS THIS FOR SECTION
================================ */
.who-for {
    background: var(--light-gray);
    padding: 6rem 5%;
    position: relative;
}

.who-for .section-title {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 1;
}

.who-for .section-title h2 {
    color: var(--dark-blue);
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.who-for .section-title h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-orange), var(--primary-blue));
    border-radius: 2px;
}

.who-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    position: relative;
    z-index: 1;
}

.who-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 2px solid transparent;
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.who-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-hover);
}

.who-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--light-blue), #d4e6ff);
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
    border: 3px solid var(--light-blue);
}

.who-card:hover .who-icon {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    border-color: var(--white);
    transform: scale(1.1);
}

.who-card h3 {
    color: var(--dark-blue);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    padding-bottom: 0.8rem;
}

.who-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-orange), var(--primary-blue));
    border-radius: 2px;
}

.who-card h3 i {
    color: var(--accent-orange);
    font-size: 1.5rem;
}

.who-card p {
    color: var(--medium-text);
    line-height: 1.7;
    flex-grow: 1;
    font-size: 1.05rem;
}

.who-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, transparent 50%, rgba(0, 86, 210, 0.05) 50%);
    border-radius: 0 var(--border-radius) 0 100px;
}

/* ================================
RESPONSIVE DESIGN
================================ */
@media (max-width: 1200px) {

    .category-grid,
    .who-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
    }

    .course-categories .section-title h2,
    .who-for .section-title h2 {
        font-size: 2.2rem;
    }
}


@media (max-width: 992px) {

    .course-categories,
    .who-for {
        padding: 5rem 4%;
    }

    .category-grid,
    .who-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }

    .category-card,
    .who-card {
        padding: 2.5rem 1.8rem;
        min-height: 220px;
    }

    .category-card i,
    .who-card i {
        width: 70px;
        height: 70px;
        font-size: 2rem;
        margin-bottom: 1.5rem;
    }

    .who-icon i {
        padding-top: 30px;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .course-categories,
    .who-for {
        padding: 4rem 4%;
    }

    .course-categories .section-title,
    .who-for .section-title {
        margin-bottom: 3rem;
    }

    .course-categories .section-title h2,
    .who-for .section-title h2 {
        font-size: 2rem;
    }

    .category-grid,
    .who-grid {
        grid-template-columns: 1fr;
        gap: 1.8rem;
        max-width: 500px;
        margin: 0 auto 3rem;
    }

    .category-card,
    .who-card {
        padding: 2.5rem 2rem;
        min-height: 200px;
    }

    .center-btn .btn-secondary {
        padding: 1rem 2.5rem;
        font-size: 1rem;
    }

    .who-for::before,
    .who-for::after {
        display: none;
    }
    
    .who-icon i {
        padding-top: 30px;
        text-align: center;
    }
}

@media (max-width: 576px) {

    .course-categories,
    .who-for {
        padding: 3rem 4%;
    }

    .course-categories .section-title h2,
    .who-for .section-title h2 {
        font-size: 1.8rem;
    }

    .category-card h3,
    .who-card h3 {
        font-size: 1.3rem;
    }

    .category-card p,
    .who-card p {
        font-size: 0.95rem;
    }

    .category-card i,
    .who-card i {
        width: 60px;
        height: 60px;
        font-size: 1.8rem;
        margin-bottom: 1.2rem;
    }

    
    .who-icon i {
        padding-top: 24px;
        text-align: center;
    }
}

@media (max-width: 400px) {

    .category-grid,
    .who-grid {
        gap: 1.5rem;
    }

    .category-card,
    .who-card {
        padding: 2rem 1.5rem;
    }

    .category-card h3,
    .who-card h3 {
        font-size: 1.2rem;
    }

    .who-icon i {
        padding-top: 24px;
        text-align: center;
    }
}


/* ================================
   TESTIMONIALS
   ================================ */
.testimonials {
    background: white;
    padding: 6rem 5%;
    position: relative;
    overflow: hidden;
}

.testimonial-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
    position: relative;
    border-left: 5px solid var(--accent-orange);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 5rem;
    color: var(--light-blue);
    font-family: Georgia, serif;
    opacity: 0.5;
}

.testimonial-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--dark-gray);
    font-style: italic;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    font-weight: 600;
    color: var(--primary-blue);
    text-align: right;
        font-size: 1.1rem;
}

/* ================================
   CALL TO ACTION
   ================================ */
.cta-section {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
    text-align: center;
    padding: 5rem 5%;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}


.cta-section h2 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    -webkit-text-fill-color: var(--white);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 1rem auto 3rem;
    font-size: 1.2rem;
    position: relative;
    z-index: 1;
}

.cta-section .btn {
    background: linear-gradient(135deg, var(--accent-orange), #FF8C42);
    position: relative;
    z-index: 1;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    color: var(--dark-gray);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.section-title p {
    color: var(--medium-text);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}