/* Mobile and Responsive Optimizations */

/* Base mobile adjustments */
@media screen and (max-width: 768px) {
    :root {
        --header-height: 60px;
    }

    body {
        padding-top: var(--header-height);
    }

    /* Hero section mobile adjustments */
    .hero {
        min-height: calc(100vh - var(--header-height));
        padding: 40px 20px;
    }

    .hero-content {
        padding: 20px;
        gap: 20px;
    }

    .hero-logo {
        max-width: 180px;
        margin-bottom: 20px;
    }

    .hero-title {
        font-size: 2.5rem;
        margin: 10px 0;
        text-align: center;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 20px;
        text-align: center;
    }

    /* Hide hero features on mobile */
    .hero-features {
        display: none;
    }

    /* Optimize CTA buttons for mobile */
    .cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .cta-buttons .primary-button,
    .cta-buttons .secondary-button {
        width: 100%;
        text-align: center;
        padding: 15px 20px;
    }

    /* Section spacing improvements */
    .home-section-title-container {
        padding: 30px 20px;
    }

    .home-section-title {
        font-size: 2rem;
        margin-bottom: 15px;
    }

    .section-subtitle {
        font-size: 1rem;
        padding: 0 10px;
    }

    /* About section mobile spacing */
    .about-section {
        padding: 40px 20px;
    }

    .about-content {
        gap: 30px;
    }

    .about-text {
        padding: 20px;
    }

    .highlight-text {
        font-size: 1.3rem;
    }

    /* Courses section mobile optimization */
    .courses-container {
        padding: 20px;
        gap: 20px;
    }

    .course-card {
        width: 100%;
        margin: 0;
    }

    /* Modern Courses Grid - Mobile Enhancements */
    .modern-courses-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 0.5rem;
    }
    .modern-courses-grid .modern-course-card {
        padding: 0.5rem;
        border-radius: 12px;
    }
    .modern-courses-grid .course-image-container {
        height: 150px;
    }
    .modern-courses-grid .course-title {
        font-size: 1.1rem;
    }
    .modern-courses-grid .course-description {
        font-size: 0.9rem;
    }
    .modern-courses-grid .course-btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.85rem;
    }

    @media screen and (max-width: 480px) {
        .modern-courses-grid {
            gap: 0.7rem;
            padding: 0.2rem;
        }
        .modern-courses-grid .modern-course-card {
            padding: 0.2rem;
            border-radius: 8px;
        }
        .modern-courses-grid .course-image-container {
            height: 100px;
        }
        .modern-courses-grid .course-title {
            font-size: 1rem;
        }
        .modern-courses-grid .course-description {
            font-size: 0.85rem;
        }
        .modern-courses-grid .course-btn {
            padding: 0.5rem 0.8rem;
            font-size: 0.8rem;
        }
    }

    /* Gallery section mobile adjustments */
    .gallery-section {
        padding: 40px 20px;
    }

    /* Achievements section mobile spacing */
    .achievements-section {
        padding: 40px 20px;
    }

    .achievement-stats {
        gap: 20px;
        padding: 20px;
    }

    /* Placement section mobile optimization */
    .placement-success-section {
        padding: 40px 20px;
    }

    .placement-success-stats {
        gap: 20px;
        padding: 20px;
    }

    /* Contact section mobile adjustments */
    .enquiry-section {
        padding: 30px 20px;
    }

    .enquiry-form-card {
        padding: 20px;
    }

    .form-group {
        margin-bottom: 15px;
    }

    /* Footer mobile optimization */
    .footer-container {
        padding: 40px 20px;
        gap: 30px;
    }

    .course-description-block {
        gap: 18px;
        padding: 10px 0;
    }
    .course-description-block p {
        font-size: 1rem;
        line-height: 1.6;
    }
    .course-description-block h3 {
        font-size: 1.2rem;
        padding-bottom: 6px;
        margin-bottom: 8px;
    }
    .course-features-list {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .software-list {
        flex-wrap: wrap;
        gap: 6px;
        justify-content: flex-start;
    }
    .software-tag {
        font-size: 0.85rem;
        padding: 6px 10px;
    }
    .career-list {
        columns: 1;
        padding-left: 10px;
        font-size: 1rem;
    }

    /* Responsive override for 3D Animation course-description-block */
    .course-description-block.animation-responsive {
        gap: 14px !important;
        padding: 8px 0 !important;
    }
    .course-description-block.animation-responsive p {
        font-size: 1rem !important;
        line-height: 1.5 !important;
    }
    .course-description-block.animation-responsive h3 {
        font-size: 1.1rem !important;
        padding-bottom: 5px !important;
        margin-bottom: 7px !important;
    }
    .course-description-block.animation-responsive .course-features-list {
        grid-template-columns: 1fr !important;
        gap: 8px !important;
    }
    .course-description-block.animation-responsive .software-list {
        flex-wrap: wrap !important;
        gap: 5px !important;
        justify-content: flex-start !important;
    }
    .course-description-block.animation-responsive .software-tag {
        font-size: 0.82rem !important;
        padding: 4px 8px !important;
    }
    .course-description-block.animation-responsive .career-list {
        columns: 1 !important;
        padding-left: 8px !important;
        font-size: 0.97rem !important;
    }
}

/* Small mobile devices */
@media screen and (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .home-section-title {
        font-size: 1.8rem;
    }

    .section-subtitle {
        font-size: 0.95rem;
    }

    .course-description-block {
        gap: 12px;
        padding: 4px 0;
    }
    .course-description-block p {
        font-size: 0.95rem;
    }
    .course-description-block h3 {
        font-size: 1rem;
        padding-bottom: 4px;
        margin-bottom: 6px;
    }
    .software-tag {
        font-size: 0.8rem;
        padding: 4px 8px;
    }
    .career-list {
        font-size: 0.95rem;
    }

    /* Responsive override for 3D Animation course-description-block */
    .course-description-block.animation-responsive {
        gap: 8px !important;
        padding: 2px 0 !important;
    }
    .course-description-block.animation-responsive p {
        font-size: 0.92rem !important;
    }
    .course-description-block.animation-responsive h3 {
        font-size: 0.95rem !important;
        padding-bottom: 3px !important;
        margin-bottom: 4px !important;
    }
    .course-description-block.animation-responsive .software-tag {
        font-size: 0.75rem !important;
        padding: 3px 6px !important;
    }
    .course-description-block.animation-responsive .career-list {
        font-size: 0.92rem !important;
    }
}

/* Responsive styles ONLY for .course-curriculum-section and children */
@media screen and (max-width: 900px) {
  .course-curriculum-section .container {
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 8px !important;
    box-sizing: border-box !important;
  }
  .course-curriculum-section .course-options {
    margin-bottom: 32px !important;
    padding: 18px 8px !important;
    border-radius: 12px !important;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04) !important;
  }
  .course-curriculum-section .course-option-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 8px !important;
    padding: 12px 0 !important;
  }
  .course-curriculum-section .option-title {
    font-size: 1.1rem !important;
    padding-left: 0 !important;
  }
  .course-curriculum-section .duration-badge {
    font-size: 0.95rem !important;
    margin-top: 2px !important;
  }
  .course-curriculum-section .course-option-description {
    font-size: 1rem !important;
    padding: 8px 0 !important;
  }
  .course-curriculum-section .curriculum-blocks {
    display: flex !important;
    flex-direction: column !important;
    gap: 14px !important;
    margin-top: 10px !important;
  }
  .course-curriculum-section .curriculum-block {
    padding: 14px 10px !important;
    border-radius: 10px !important;
    font-size: 0.98rem !important;
  }
  .course-curriculum-section .term-title {
    font-size: 1.05rem !important;
    margin-bottom: 8px !important;
  }
  .course-curriculum-section .curriculum-list {
    font-size: 0.97rem !important;
    padding-left: 16px !important;
  }
  .course-curriculum-section .career-options-container {
    margin-top: 18px !important;
    padding: 12px 8px !important;
    border-radius: 10px !important;
  }
  .course-curriculum-section .career-options {
    flex-direction: column !important;
    gap: 8px !important;
  }
  .course-curriculum-section .career-list {
    columns: 1 !important;
    font-size: 0.97rem !important;
    padding-left: 12px !important;
  }
}

@media screen and (max-width: 600px) {
  .course-curriculum-section .container {
    padding: 0 2px !important;
  }
  .course-curriculum-section .course-options {
    padding: 10px 2px !important;
    margin-bottom: 22px !important;
  }
  .course-curriculum-section .curriculum-block {
    padding: 8px 4px !important;
    font-size: 0.93rem !important;
  }
  .course-curriculum-section .term-title {
    font-size: 0.98rem !important;
  }
  .course-curriculum-section .curriculum-list {
    font-size: 0.93rem !important;
  }
  .course-curriculum-section .career-options-container {
    padding: 8px 2px !important;
  }
  .course-curriculum-section .career-list {
    font-size: 0.93rem !important;
    padding-left: 6px !important;
  }
}

/* Course Details Section - Mobile and Tablet Styles */
@media screen and (max-width: 900px) {
  .course-details-section .container,
  .course-details-section .container .course-details-grid {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
}

@media screen and (max-width: 767px) {
  .course-details-section,
  .course-details-section .container,
  .course-details-section .container .course-details-grid {
    overflow: visible !important;
    min-height: 0 !important;
    height: auto !important;
    max-height: none !important;
    position: static !important;
  }
  .course-details-section .container .course-details-grid {
    display: flex !important;
    flex-direction: column !important;
    width: 100vw !important;
    left: 0 !important;
    right: 0 !important;
    min-height: 0 !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
    position: static !important;
    box-sizing: border-box !important;
    padding: 0 !important;
    margin: 0 !important;
  }
  .course-image-block, .course-description-block {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    min-height: 0 !important;
    max-height: none !important;
    height: auto !important;
    margin: 0 0 18px 0 !important;
    box-sizing: border-box !important;
    float: none !important;
    clear: both !important;
    overflow: visible !important;
    position: static !important;
  }
  .course-image-block {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    min-height: 0 !important;
    max-height: none !important;
    height: auto !important;
    margin: 0 0 18px 0 !important;
    box-sizing: border-box !important;
    float: none !important;
    clear: both !important;
    overflow: visible !important;
    position: static !important;
    flex: none !important;
  }
  .course-main-image {
    width: 100% !important;
    height: auto !important;
    max-width: 100% !important;
    display: block !important;
    margin: 0 auto 12px auto !important;
    object-fit: contain !important;
    box-sizing: border-box !important;
  }
}