/* ===== VIRTUAL CLASSROOM SOFTWARE - DEDICATED STYLES ===== */

/* Critical Above-the-Fold CSS */

.cd-points-container {
    opacity: 1 !important;
    display: contents !important;
    contain: layout;
}

.cd-single-point {
    display: block !important;
}

.pimagel {
    max-width: 246%;
    margin-left: -278px;
    margin-top: -5px;
    aspect-ratio: 855 / 655;
    object-fit: contain;
}

/* Hero Section - Critical */
.virtual-classroom-features {
    background-image: radial-gradient(ellipse farthest-side at right bottom, #24CCFF 0%, #337AB7 100%);
    color: #fff;
    padding: 20px;
    font-weight: 400;
    overflow: hidden;
    margin-top: 60px;
}

.virtual-classroom-features h1 {
    text-shadow: 0 0 2px #444;
    font-size: 2.2em;
    font-weight: 600;
    margin: 10px;
    padding: 5px;
}

.cd-product {
    position: relative;
    width: 80%;
    max-width: 1180px;
    margin: 60px auto 32px;
}

/* Prevent layout shift during image loading */
.cd-product-mockup {
    aspect-ratio: 646 / 495;
    max-width: 50%;
    margin: -30px auto -5px;
    position: relative;
    overflow: visible;
    contain: layout style;
}

/* Primary CTA Button - Critical */
.btn-warning.btn-xlg.startfree {
    margin-bottom: 26px;
}

/* Hero CTA Buttons */
.hero-trial-btn {
    font-size: 16px !important;
    padding: 15px 30px !important;
    border-radius: 50px !important;
    margin: 0 10px 10px !important;
    background: #ff8c00 !important;
    border: 2px solid rgba(255,255,255,0.3) !important;
    color: white !important;
    text-decoration: none !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.hero-trial-btn:hover,
.hero-trial-btn:focus {
    background: #e67e00 !important;
    border-color: rgba(255,255,255,0.5) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 25px rgba(255, 140, 0, 0.3) !important;
    color: white !important;
    text-decoration: none !important;
}

.hero-business-btn {
    font-size: 16px !important;
    padding: 15px 30px !important;
    border-radius: 50px !important;
    margin: 0 10px 10px !important;
    background: rgba(255,255,255,0.2) !important;
    border: 2px solid rgba(255,255,255,0.3) !important;
    color: white !important;
    text-decoration: none !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    backdrop-filter: blur(10px) !important;
}

.hero-business-btn:hover,
.hero-business-btn:focus {
    background: rgba(255,255,255,0.3) !important;
    border-color: rgba(255,255,255,0.5) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 25px rgba(255,255,255,0.2) !important;
    color: white !important;
    text-decoration: none !important;
}

/* Hero Enterprise Button */
.hero-enterprise-btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.hero-enterprise-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.hero-enterprise-btn:hover {
    background: rgba(255,255,255,0.3) !important;
    border-color: rgba(255,255,255,0.5) !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,255,255,0.2);
    color: white !important;
    text-decoration: none !important;
}

.hero-enterprise-btn:hover::before {
    left: 100%;
}

.hero-enterprise-btn:focus {
    outline: 3px solid rgba(255,255,255,0.5);
    outline-offset: 2px;
    color: white !important;
}

/* Hero CTA Button Responsive */
.hero-cta-buttons {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .hero-cta-buttons {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .hero-cta-buttons a {
        margin: 0 !important;
        width: 100%;
        max-width: 280px;
    }
}

/* Skip Links for Accessibility */
.skip-links {
    position: relative;
    z-index: 9999;
}

.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.sr-only-focusable:focus {
    position: static !important;
    width: auto !important;
    height: auto !important;
    padding: 0.5rem 1rem !important;
    margin: 0 !important;
    overflow: visible !important;
    clip: auto !important;
    white-space: normal !important;
    background-color: #337ab7 !important;
    color: white !important;
    text-decoration: none !important;
    border-radius: 4px !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3) !important;
    font-weight: bold !important;
    z-index: 10000 !important;
}

.quick-start-title {
    color: #337ab7;
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(51, 122, 183, 0.1);
}

/* Virtual Classroom Info Section Styles */

.cd-points-container {
    opacity: 1;
    display: contents
}

.cd-single-point {
    display: block;
}

.virtual-classroom-info {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fbff 0%, #ffffff 100%);
    position: relative;
}

.virtual-classroom-info::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='%23e3f2fd' fill-opacity='0.3'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    opacity: 0.5;
    pointer-events: none;
}

.section-header {
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-title .title-link {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.section-title .title-link:hover {
    color: #3498db;
    text-decoration: none;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #3498db, #2980b9);
    margin: 0 auto 25px;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 20px;
    color: #7f8c8d;
    max-width: 100%;
    margin: 0 auto;
    line-height: 1.6;
    font-weight: 300;
}

.classroom-preview {
    margin: 0;
    position: relative;
    z-index: 2;
}

.screenshot-container {
    position: relative;
    max-width: 600px;
    width: 80%;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
}

.classroom-screenshot {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(52, 152, 219, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.screenshot-container:hover .screenshot-overlay {
    opacity: 1;
}

.play-button {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #3498db;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.screenshot-container:hover .play-button {
    transform: scale(1);
}

/* Classroom Features Grid */
.classroom-features {
    margin: 20px 0;
    position: relative;
    z-index: 2;
    padding: 0 20px;
}

.features-title {
    font-size: 36px;
    font-weight: 700;
    color: #2c3e50;
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.2;
}

.features-subtitle {
    font-size: 18px;
    color: #7f8c8d;
    text-align: center;
    margin-bottom: 60px;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
    margin-top: 50px;
    max-width: 1300px;
    margin-left: auto;
    margin-right: auto;
}

/* Responsive grid adjustments */
@media (min-width: 768px) and (max-width: 1023px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
        max-width: 800px;
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 35px;
        max-width: 1300px;
    }
    
    .feature-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (min-width: 1400px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 45px;
        max-width: 1500px;
    }
    
    .feature-item {
        padding: 40px 35px;
        min-height: 240px;
    }
    
    .feature-content h4 {
        font-size: 21px;
        margin-bottom: 14px;
    }
    
    .feature-content p {
        font-size: 16px;
    }
}

/* Feature Items */
.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 35px 30px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border: 1px solid rgba(52, 152, 219, 0.1);
    position: relative;
    overflow: hidden;
    min-height: 220px;
    height: 100%;
}

.feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.feature-item:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
    border-color: rgba(52, 152, 219, 0.3);
}

.feature-item:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 0 20px 0;
    transition: all 0.4s ease;
    position: relative;
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.3);
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 18px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feature-item:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 35px rgba(52, 152, 219, 0.4);
}

.feature-item:hover .feature-icon::before {
    opacity: 1;
}

.feature-icon i {
    font-size: 28px;
    color: white;
    transition: transform 0.3s ease;
}

.feature-item:hover .feature-icon i {
    transform: scale(1.1);
}

.feature-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.feature-content h4 {
    font-size: 20px;
    font-weight: 700;
    color: #2c3e50;
    margin: 0 0 12px 0;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.feature-item:hover .feature-content h4 {
    color: #3498db;
}

.feature-content p {
    font-size: 15px;
    color: #7f8c8d;
    margin: 0;
    line-height: 1.6;
    transition: color 0.3s ease;
}

.feature-item:hover .feature-content p {
    color: #5a6c7d;
}

/* Feature Item Animations */
.feature-item {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.feature-item:nth-child(1) { animation-delay: 0.1s; }
.feature-item:nth-child(2) { animation-delay: 0.2s; }
.feature-item:nth-child(3) { animation-delay: 0.3s; }
.feature-item:nth-child(4) { animation-delay: 0.4s; }
.feature-item:nth-child(5) { animation-delay: 0.5s; }
.feature-item:nth-child(6) { animation-delay: 0.6s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Classroom CTA Section */
.classroom-cta {
    padding: 60px 40px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 20px;
    color: white;
    position: relative;
    overflow: hidden;
}

.classroom-cta h3 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 15px;
    position: relative;
    z-index: 2;
}

.classroom-cta p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
    position: relative;
    z-index: 2;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.cta-buttons .btn {
    padding: 15px 30px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.cta-buttons .btn-primary {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
}

.cta-buttons .btn-primary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    color: white;
    text-decoration: none;
}

.cta-buttons .btn-warning {
    background: #f39c12;
    border: 2px solid #f39c12;
    color: white;
}

.cta-buttons .btn-warning:hover {
    background: #e67e22;
    border-color: #e67e22;
    transform: translateY(-2px);
    color: white;
    text-decoration: none;
}

/* ===== INTERACTIVE VIRTUAL CLASSROOM TOUR ===== */

/* Interactive Points Container */
.cd-points-container {
    opacity: 1;
    display: contents;
    animation: fadeInPoints 0.6s ease-out 2s forwards;
}

@keyframes fadeInPoints {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Product Mockup */
.cd-product-mockup img {
    display: block;
    position: relative;
    outline: 1px solid transparent;
}

/* Interactive Points */
.cd-single-point {
    position: absolute;
    border-radius: 50%;
    display: block;
}

.cd-single-point > a {
    position: relative;
    display: block;
    width: 30px;
    height: 30px;
    border-radius: inherit;
    background: #e85b26;
    border: 2px solid rgba(255, 255, 255, 0.8);
    box-shadow: 
        0 0 15px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        inset 0 0 0 1px rgba(0, 0, 0, 0.2),
        0 4px 12px rgba(232, 91, 38, 0.3);
    z-index: 2;
    transition: all 0.3s ease;
}

.cd-single-point > a::after, .cd-single-point > a::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
    background-color: #ffffff;
    transition: transform 0.3s;
}

.cd-single-point > a::after {
    height: 2px;
    width: 12px;
}

.cd-single-point > a::before {
    height: 12px;
    width: 2px;
}

/* Enhanced Interactive Point Animations */
.cd-single-point::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    background: conic-gradient(
        from 0deg,
        #ffbb00 0deg,
        #ff8c00 90deg,
        #ffbb00 180deg,
        #ff8c00 270deg,
        #ffbb00 360deg
    );
    border: 1px solid #444;
    box-shadow: 
        0 0 15px rgba(0, 0, 0, 0.6),
        0 4px 12px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    animation: rotateBorder 3s linear infinite;
    z-index: 0;
    opacity: 0.95;
}

.cd-single-point:not(.is-open):not(.visited)::before {
    animation: idleBorderPulse 2s ease-in-out infinite;
}

@keyframes idleBorderPulse {
    0% { 
        transform: rotate(0deg) scale(1);
        opacity: 0.6;
    }
    25% {
        opacity: 0.9;
    }
    50% { 
        transform: rotate(180deg) scale(1.1);
        opacity: 1;
    }
    75% {
        opacity: 0.9;
    }
    100% { 
        transform: rotate(360deg) scale(1);
        opacity: 0.6;
    }
}

@keyframes rotateBorder {
    0% { 
        transform: rotate(0deg);
        opacity: 0.8;
    }
    50% {
        opacity: 1;
    }
    100% { 
        transform: rotate(360deg);
        opacity: 0.8;
    }
}

.cd-single-point > a:hover {
    transform: scale(1.1);
    box-shadow: 
        0 0 25px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        0 8px 20px rgba(232, 91, 38, 0.4);
}

/* Interactive Point States */
.cd-single-point.is-open > a {
    background-color: #337ab7;
    box-shadow: 
        0 0 20px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        0 6px 16px rgba(51, 122, 183, 0.4);
}

.cd-single-point.is-open > a::after, .cd-single-point.is-open > a::before {
    transform: translateX(-50%) translateY(-50%) rotate(135deg);
}

.cd-single-point.visited > a {
    background-color: #47a447;
    box-shadow: 
        0 0 15px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        0 4px 12px rgba(71, 164, 71, 0.3);
}

/* Hide animated border when opened or visited */
.cd-single-point.is-open::before,
.cd-single-point.visited::before {
    display: none;
}

/* Position Interactive Points */
.cd-single-point:nth-of-type(1) { bottom: 73%; right: 62%; }
.cd-single-point:nth-of-type(2) { top: 14%; right: 38%; }
.cd-single-point:nth-of-type(3) { top: 35%; left: 18%; }
.cd-single-point:nth-of-type(4) { top: 62%; left: 21%; }
.cd-single-point:nth-of-type(5) { top: 8%; left: 18%; }
.cd-single-point:nth-of-type(6) { top: 65%; right: 20%; }

/* Pulse Animation for Interactive Points */
.cd-single-point:not(.is-open):not(.visited) > a {
    animation: attentionPulse 2s infinite;
}

@keyframes attentionPulse {
    0% {
        transform: scale(1);
        box-shadow: 
            0 0 15px rgba(0, 0, 0, 0.4),
            inset 0 1px 0 rgba(255, 255, 255, 0.3),
            0 4px 12px rgba(232, 91, 38, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 
            0 0 20px rgba(0, 0, 0, 0.5),
            inset 0 1px 0 rgba(255, 255, 255, 0.4),
            0 6px 16px rgba(232, 91, 38, 0.4);
    }
    100% {
        transform: scale(1);
        box-shadow: 
            0 0 15px rgba(0, 0, 0, 0.4),
            inset 0 1px 0 rgba(255, 255, 255, 0.3),
            0 4px 12px rgba(232, 91, 38, 0.3);
    }
}

/* Additional pulse animation for interactive points */
.cd-single-point::after {
    content: '';
    position: absolute;
    z-index: 1;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: inherit;
    background-color: transparent;
    animation: cd-pulse 2s infinite;
}

.cd-single-point.is-open::after,
.cd-single-point.visited::after {
    display: none;
}

@keyframes cd-pulse {
    0% {
        transform: scale(1);
        box-shadow: inset 0 0 1px 1px rgba(234, 74, 85, 0.8);
    }
    50% {
        box-shadow: inset 0 0 1px 1px rgba(234, 74, 85, 0.8);
    }
    100% {
        transform: scale(1.6);
        box-shadow: inset 0 0 1px 1px rgba(234, 74, 85, 0);
    }
}

/* Modal Information Panels */
.cd-single-point .cd-more-info {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 3;
    width: 100%;
    height: 100%;
    overflow-y: auto;
    text-align: left;
    line-height: 1.5;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 2em 1em 1em;
    visibility: hidden;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.3s 0s, visibility 0s 0.3s, transform 0.3s 0s, top 0.3s 0s, bottom 0.3s 0s, left 0.3s 0s, right 0.3s 0s;
    text-shadow: none;
    z-index: 5;
    min-height: 190px;
}

.cd-single-point.is-open .cd-more-info {
    visibility: visible;
    opacity: 1;
    transform: scale(1);
    transition: opacity 0.3s 0s, visibility 0s 0s, transform 0.3s 0s, top 0.3s 0s, bottom 0.3s 0s, left 0.3s 0s, right 0.3s 0s;
}

.cd-single-point .cd-more-info::before {
    content: '';
    position: absolute;
    height: 0;
    width: 0;
    display: none;
    border: 8px solid transparent;
}

.cd-single-point .cd-more-info h2 {
    font-weight: bold;
    margin-bottom: .6em;
    font-size: 18px;
    color: #555;
    padding: 5px 0;
    margin-top: -10px;
}

.cd-single-point .cd-more-info p,
ul.cd-points-container p {
    color: #555;
    font-size: 14px;
}

/* Desktop Modal Positioning */
@media only screen and (min-width: 480px) {
    .cd-single-point .cd-more-info {
        position: absolute;
        width: 390px;
        height: 250px;
        margin-top: 18px;
        padding: 1em;
        overflow-y: visible;
        line-height: 1.4;
        border-radius: .25em;
        box-shadow: 0 0 20px rgba(61, 56, 90, 0.3);
    }

    .cd-single-point .cd-more-info::before {
        display: block;
    }

    .cd-single-point .cd-more-info.cd-left, .cd-single-point .cd-more-info.cd-right {
        top: 104%;
        bottom: auto;
        transform: translateY(-50%);
    }

    .cd-single-point .cd-more-info.cd-left::before, .cd-single-point .cd-more-info.cd-right::before {
        top: 36%;
        bottom: auto;
        transform: translateY(-50%);
    }

    .cd-single-point .cd-more-info.cd-left {
        right: 160%;
        left: auto;
    }

    .cd-single-point .cd-more-info.cd-left::before {
        border-left-color: rgba(255, 255, 255, 0.95);
        left: 100%;
    }

    .cd-single-point .cd-more-info.cd-right {
        left: 160%;
    }

    .cd-single-point .cd-more-info.cd-right::before {
        border-right-color: rgba(255, 255, 255, 0.95);
        right: 100%;
    }

    .cd-single-point .cd-more-info.cd-top, .cd-single-point .cd-more-info.cd-bottom {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
    }

    .cd-single-point .cd-more-info.cd-top::before, .cd-single-point .cd-more-info.cd-bottom::before {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
    }

    .cd-single-point .cd-more-info.cd-top {
        bottom: 160%;
        top: auto;
    }

    .cd-single-point .cd-more-info.cd-top::before {
        border-top-color: rgba(255, 255, 255, 0.95);
        top: 100%;
    }

    .cd-single-point .cd-more-info.cd-bottom {
        top: 160%;
    }

    .cd-single-point .cd-more-info.cd-bottom::before {
        border-bottom-color: rgba(255, 255, 255, 0.95);
        bottom: 100%;
    }

    .cd-single-point .cd-more-info h2 {
        margin-bottom: 0;
    }

    /* Modal positioning adjustments for desktop */
    .cd-single-point.is-open .cd-more-info.cd-left {
        right: 140%;
    }
    .cd-single-point.is-open .cd-more-info.cd-right {
        left: 140%;
    }
    .cd-single-point.is-open .cd-more-info.cd-top {
        bottom: 140%;
    }
    .cd-single-point.is-open .cd-more-info.cd-bottom {
        top: 140%;
    }
}

/* Close Button for Mobile */
.cd-close-info {
    position: fixed;
    top: 0;
    right: 0;
    height: 44px;
    width: 44px;
}

.cd-close-info::after, .cd-close-info:before {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    bottom: auto;
    right: auto;
    background-color: #ea4a55;
    transform: translateX(-50%) translateY(-50%) rotate(45deg);
    transition-property: transform 0.2s;
}

.cd-close-info::after {
    height: 2px;
    width: 16px;
}

.cd-close-info::before {
    height: 16px;
    width: 2px;
}

@media only screen and (min-width: 480px) {
    .cd-close-info {
        display: none;
    }
}

/* Next Button for Interactive Tour */
.cd-next-btn {
    position: absolute;
    bottom: 15px;
    right: 15px;
    background: linear-gradient(135deg,#ffbb00, #ff8c00);
    border: 1px solid #e67e22;
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    z-index: 10;
}

.cd-next-btn:hover {
    background: linear-gradient(135deg, #ff8c00, #e67e22);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    color: #ffffff;
}

.cd-next-btn i {
    margin-right: 4px;
    font-size: 11px;
}

/* Adjust cd-more-info positioning to accommodate next button */
.cd-more-info {
    position: relative;
    padding-bottom: 50px;
}

/* Specific Info Panel Heights */
.vidinfo {
    top: 43%;
    height: 115px;
    margin-left: 1px;
}

.texinfo {
    height: 115px;
}

.clainfo {
    height: 175px;
}

.docinfo {
    height: 130px;
}

.whiinfo {
    height: 243px;
}

/* Utility Classes */
.bullets {
    list-style: initial;
    margin-left: -19px;
    margin-top: -15px;
    color: #444;
    font-size: 14px;
}

.cd-img-replace {
    display: inline-block;
    overflow: hidden;
    text-indent: 100%;
    white-space: nowrap;
}

/* Enhanced animations for larger screens */
@media only screen and (min-width: 860px) {
    .cd-single-point::after {
        animation: none;
    }

    .points-enlarged .cd-single-point {
        transform: scale(1);
        animation: cd-bounce 0.4s;
    }

    .points-pulsing .cd-single-point::after {
        animation: cd-pulse 2s infinite;
    }
}

@keyframes cd-bounce {
    0% { transform: scale(0); }
    60% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Responsive Design for Virtual Classroom */
@media (max-width: 768px) {
    .virtual-classroom-info {
        padding: 60px 0;
    }
    
    .classroom-features {
        margin: 40px 0;
        padding: 0 15px;
    }
    
    .features-title {
        font-size: 28px;
        margin-bottom: 15px;
    }
    
    .features-subtitle {
        font-size: 16px;
        margin-bottom: 35px;
        padding: 0 10px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-top: 35px;
        max-width: 100%;
    }
    
    .feature-item {
        padding: 30px 25px;
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-radius: 16px;
        min-height: 180px;
        opacity: 1;
        transform: none;
        animation: none;
    }
    
    .feature-item::before {
        height: 3px;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        margin: 0 0 15px 0;
        border-radius: 12px;
    }
    
    .feature-icon i {
        font-size: 24px;
    }
    
    .feature-content h4 {
        font-size: 20px;
        margin-bottom: 12px;
    }
    
    .feature-content p {
        font-size: 15px;
        line-height: 1.6;
    }
    
    .classroom-cta {
        margin: 60px 20px 0;
        padding: 40px 20px;
    }
    
    .classroom-cta h3 {
        font-size: 24px;
    }
    
    .classroom-cta p {
        font-size: 16px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    /* Mobile interactive tour adjustments */
    .cd-single-point::before {
        animation-duration: 4s;
    }
    
    .cd-single-point:not(.is-open):not(.visited) > a {
        animation: none;
    }
    
    .cd-single-point:not(.is-open):not(.visited)::before {
        animation: rotateBorder 4s linear infinite;
    }
    
    .cd-next-btn {
        bottom: 10px;
        right: 10px;
        padding: 6px 12px;
        font-size: 11px;
    }
    
    .cd-more-info {
        padding-bottom: 45px;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 28px;
    }
    
    .features-title {
        font-size: 26px;
    }
    
    .feature-item {
        padding: 20px 15px;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
    }
    
    .feature-icon i {
        font-size: 20px;
    }
}

/* ===== MISSING VC-FEATURES STYLES FROM MAIN.CSS ===== */

#vc-features {
    margin-top: 50px;
    padding: 60px 107px;
    background: linear-gradient(135deg, #337ab7 0%, #2e6da4 100%);
    position: relative;
    width: 100%;
}

#vc-features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.03)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.03)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.02)"/><circle cx="10" cy="60" r="0.5" fill="rgba(255,255,255,0.02)"/><circle cx="90" cy="40" r="0.5" fill="rgba(255,255,255,0.02)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

#vc-features .panel img {
    margin: 10px;
}

#vc-features .panel {
    min-height: 280px;
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    background: #fff;
    margin-bottom: 30px;
    overflow: hidden;
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
}

#vc-features .panel:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

#vc-features .panel-body {
    padding: 20px 10px;
    text-align: center;
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
}

#vc-features .panel-body b {
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
    display: block;
    margin-bottom: 15px;
    line-height: 1.3;
}

#vc-features .panel-body p {
    color: #6c757d;
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 0;
    padding: 0;
}

#vc-features .f-icon {
    margin: 20px 0;
    transition: transform 0.3s ease;
}

#vc-features .panel:hover .f-icon {
    transform: scale(1.1);
}

#vc-features .f-icon i {
    color: #337ab7;
    font-size: 48px !important;
    margin: 0;
}

#vc-features .panel-footer {
    background: transparent;
    border: none;
    padding: 15px 20px 25px;
    text-align: center;
    margin-top: auto;
}

#vc-features .panel-footer .btn {
    border-radius: 25px;
    padding: 8px 20px;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid #337ab7;
    background: transparent;
    color: #337ab7;
}

#vc-features .panel-footer .btn:hover {
    background: #337ab7;
    color: #fff;
    transform: translateY(-2px);
}

/* Feature grid improvements */
#vc-features .vc-features {
    margin-top: 50px;
}

#vc-features .vc-features .col-md-3 {
    margin-bottom: 30px;
}

/* Rating section styling */
#vc-features .sratings {
    font-size: 16px;
    margin: 20px 0 40px;
    display: block;
    position: relative;
    z-index: 2;
}

#vc-features .sratings i {
    margin: 0 2px;
    font-size: 18px;
}

/* Section headers styling */
#vc-features h2.text-white {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
}

#vc-features h4.text-white {
    font-size: 20px;
    font-weight: 400;
    margin-bottom: 30px;
    opacity: 0.9;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 2;
}

/* Video container styling */
#vc-features .video-container {
    margin: 40px 0 60px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 2;
}

#vc-features .video-container iframe {
    width: 100%;
    height: 315px;
    border: none;
}

/* Enhanced grid spacing */
#vc-features .row.text-center.vc-features {
    margin-top: 60px;
    margin-bottom: 40px;
}

/* Improved link styling in panels */
#vc-features .panel-body a {
    color: #337ab7;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

#vc-features .panel-body a:hover {
    color: #2e6da4;
    text-decoration: none;
}

/* Animation for feature cards */
#vc-features .panel {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

#vc-features .panel:nth-child(1) { animation-delay: 0.1s; }
#vc-features .panel:nth-child(2) { animation-delay: 0.2s; }
#vc-features .panel:nth-child(3) { animation-delay: 0.3s; }
#vc-features .panel:nth-child(4) { animation-delay: 0.4s; }
#vc-features .panel:nth-child(5) { animation-delay: 0.5s; }
#vc-features .panel:nth-child(6) { animation-delay: 0.6s; }
#vc-features .panel:nth-child(7) { animation-delay: 0.7s; }
#vc-features .panel:nth-child(8) { animation-delay: 0.8s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Disable animations on mobile for performance */
@media (max-width: 767px) {
    #vc-features .panel {
        opacity: 1;
        transform: none;
        animation: none;
    }
}

/* ===== ADDITIONAL MISSING STYLES ===== */

/* Whiteboard Features */
.whiteboard-features {
    margin-top: 20px;
}

.whiteboard-features.col-md-6 .slide-img {
    width: 85%;
    margin-top: 10px;
}

.whiteboard-p1 p {
    font-size: 20px;
    font-weight: 400;
    text-shadow: 1px 1px 1px #444;
}

/* Virtual Classroom Breadcrumb Styles */
ol.breadcrumb.productbc.vc-s.whitebc {
    color: #fff !important;
    margin-top: -10px;
    margin-bottom: 15px;
    padding-left: 100px;
    margin-left: 0 !important;
    background: #333740;
}

ol.breadcrumb.productbc.vc-s.whitebc li a {
    color: #eee !important;
}

@media only screen and (min-width: 860px) {
    ol.breadcrumb.productbc.vc-s.whitebc.hidden-xs {
        padding-top: 19px;
        border-bottom: 1px solid #666;
        width: 100%;
    }
}

/* VC Starter Price */
strong.vc-starter-price {
    margin: 0px;
    padding: 10px 0;
}

i.fad:before {
    color: #fff !important;
}

.breadcrumb > li + li:before {
    color: #fff !important;
}

/* General Icon Styles */
.f-icon {
    margin: 20px;
    color: #337ab7;
}

.f-icon .fa-stack.fa-3x {
    font-size: 40px;
    margin: -3px 0;
}

/* CD Product Tour Button */
#cd-product-tour a.btn.btn-warning.btn-xlg.btn-embossed.btn-block {
    width: 190px;
    text-align: center;
    margin: auto;
}

/* Shimmer Effect for Interactive Elements */
.shimmer {
    display: inline-block;
    position: relative;
    background: linear-gradient(135deg, #74b9ff 0%, #0984e3 100%);
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid #ffffff;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(116, 185, 255, 0.3);
    overflow: hidden;
    transition: all 0.3s ease;
}

.shimmer::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: tagShimmer 2.5s infinite;
    z-index: 1;
}

.shimmer::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    background: linear-gradient(135deg, #74b9ff 0%, #0984e3 100%);
    border-radius: 18px;
    z-index: -1;
}

@keyframes tagShimmer {
    0% {
        left: -100%;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        left: 100%;
        opacity: 0;
    }
}

/* Responsive improvements for vc-features */
@media (max-width: 767px) {
    #vc-features {
        padding: 40px 0;
    }
    
    #vc-features .panel {
        min-height: auto;
        margin-bottom: 20px;
    }
    
    #vc-features .panel-body {
        padding: 25px 15px 15px;
    }
    
    #vc-features .panel-footer {
        padding: 10px 15px 20px;
    }
    
    #vc-features .f-icon i {
        font-size: 40px !important;
    }
    
    #vc-features .panel-body b {
        font-size: 16px;
    }
    
    #vc-features .vc-features .col-md-3 {
        margin-bottom: 20px;
    }
    
    #vc-features .video-container {
        margin: 30px 0 40px;
    }
    
    #vc-features .video-container iframe {
        height: 250px;
    }
    
    #vc-features h2.text-white {
        font-size: 28px;
    }
    
    #vc-features h4.text-white {
        font-size: 18px;
    }
}

/* Fixed heights at different breakpoints for consistent layout */
@media (min-width: 768px) and (max-width: 991px) {
    div#vc-features .col-md-3 .panel {
        height: 380px;
    }
}

@media (min-width: 992px) and (max-width: 1199px) {
    div#vc-features .col-md-3 .panel {
        height: 370px;
    }
}

@media (min-width: 1200px) {
    div#vc-features .col-md-3 .panel {
        height: 352px;
    }
}