.visu-wrapper {
    max-width: 1200px;
    margin: 40px auto;
    display: grid;
    grid-template-columns: 1fr 350px; 
    gap: 53px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    position: relative;
    box-sizing: border-box;
   }
   .visu-wrapper > div:first-child {
    width: 100%;
    max-width: calc(1200px - 350px - 53px - 40px); 
   }

    /* ====== VIDEO SECTION ====== */
    .visu-video-section {
        position: relative;
        border-radius: 16px;
        overflow: hidden;
        margin-bottom: 20px;
        background: #000;
        width: 100%;
    }

    .visu-video-placeholder {
        width: 100%;
        height: 400px;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-size: 18px;
    }

    .visu-video-container {
        width: 100%;
        position: relative;
        padding-bottom: 56.25%; /* 16:9 aspect ratio */
        height: 0;
        overflow: hidden;
    }
    
    .visu-video-container iframe,
    .visu-video-container video {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border: none;
    }
    
    .visu-desc{
        font-size:18px !important;
        font-weight:400 !important;
        color: #525F7A;
        line-height:120%;
        font-family: 'Plus Jakarta Sans';
    }
    .visu-desc p{
        margin-bottom:24px;
    }

    
    /* ====== BADGES ====== */
   

    .visu-badge {
        background: #fdffee;
        color: #3730A3;
        padding: 6px 12px;
        border-radius: 20px;
        font-size: 13px;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    .visu-badge.category {
        background: #F0F9FF
;
        color: #0369A1;
    }

    .visu-badge.difficulty {
        background: #FEF3C7;
        color: #92400E;
    }

    .visu-badge.age {
        background: #F0FDF4;
        color: #065F46;
    }

    /* ====== TITLE ====== */
    .visu-title {
        font-size: 36px;
        font-weight: 700;
        margin-bottom: 12px;
        color: #000000;
        font-family: 'Space Grotesk';
    }

    /* ====== POST META ====== */
    .visu-post-meta {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 25px;
        padding-bottom: 20px;
        border-bottom: 1px solid #E5E7EB;
    }

    .visu-meta-left {
        display: flex;
        align-items: center;
        gap: 20px;
        font-size: 14px;
        font-weight:400;
        color: #525F7A;
        font-family: 'Plus Jakarta Sans';

    }

    .visu-meta-item {
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .visu-meta-right {
        display: flex;
        gap: 12px;
        position: relative;
    }

    .visu-action-btn {
        background: none;
         border:1px solid #5C7FFF;
        color: #5C7FFF;
        padding: 8px 16px;
        border-radius: 8px;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 14px;
        
        transition: all 0.3s ease;
        min-width: 80px;
        justify-content: center;
    }

    .visu-action-btn:hover {
        background: #F9FAFB;
        border-color: #9CA3AF;
    }

    .visu-action-btn.save-btn {
        border:1px solid #5C7FFF;
        color: #5C7FFF;
    }

    .visu-action-btn.save-btn:hover {
        background: #EFF6FF;
    }

    .visu-action-btn.save-btn.saved {
        background: #10B981 !important;
        border-color: #10B981 !important;
        color: white !important;
    }

    .visu-action-btn.save-btn.saved:hover {
        background: #059669 !important;
        border-color: #059669 !important;
    }

    .visu-action-btn.save-btn.loading {
        opacity: 0.7;
        cursor: not-allowed;
    }
    
    .visu-difficulty {
        font-family: 'Plus Jakarta Sans', sans-serif;
        font-size: 14px;
        line-height: 1.4;
        color: #525F7A;
        margin: 8px 0;
    }

    .visu-difficulty strong {
        color: #000;
        font-weight: 600;
    }

    /* ====== AUTHOR SECTION ====== */
    .visu-author-section {
        display: flex;
        align-items: center;
        gap: 16px;
        margin-bottom: 32px;
        padding-right: 20px;
    }

    .visu-author-avatar {
        width: 60px;
        height: 60px;
        border-radius: 50%;
        overflow: hidden;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-size: 24px;
        font-weight: 600;
    }

    .visu-author-info {
        flex: 1;
    }

    .visu-author-name {
        font-size: 20px;
        font-weight: 700;
        color: #000000;
        margin-bottom: 4px;
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 15px;
        font-family: 'Space Grotesk';

    }

    .author-stats {
        display: inline-flex;
        gap: 15px;
        margin-left: 10px;
    }

    .author-stat {
        color: #6B7280;
        font-size: 14px;
    }

    .author-stat strong {
        color: #374151;
        font-weight: 600;
    }

    .visu-author-role {
        font-size: 14px;
        color: #525F7A;
        font-weight: 400;
        display: flex;
        align-items: center;
        gap: 4px;
        font-family: 'Plus Jakarta Sans';

    }

    .visu-follow-btn {
        background: #5E83FF;
        color: white;
        border: none;
        padding: 10px 20px;
        border-radius: 8px;
        cursor: pointer;
        font-weight: 600;
        transition: all 0.3s ease;
        min-width: 100px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }

    .visu-follow-btn:hover {
        background: #1D4ED8;
    }

    .visu-follow-btn.following {
        background: #10B981 !important;
    }

    .visu-follow-btn.following:hover {
        background: #059669 !important;
    }

    .visu-follow-btn.loading {
        opacity: 0.7;
        cursor: not-allowed;
        background: #6B7280 !important;
    }

    .visu-follow-btn.disabled {
        background: #6B7280 !important;
        cursor: not-allowed;
    }

    .visu-follow-btn.disabled:hover {
        background: #6B7280 !important;
    }

    /* ====== TOAST NOTIFICATION ====== */
    .visu-toast {
        position: fixed;
        top: 20px;
        right: 20px;
        background: #10B981;
        color: white;
        padding: 12px 20px;
        border-radius: 8px;
        z-index: 9999;
        font-weight: 500;
        animation: slideInRight 0.3s ease-out;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        display: flex;
        align-items: center;
        gap: 10px;
        max-width: 400px;
    }

    .visu-toast.error {
        background: #EF4444;
    }

    .visu-toast.info {
        background: #3B82F6;
    }

    .visu-toast.warning {
        background: #F59E0B;
    }

    @keyframes slideInRight {
        from {
            transform: translateX(100%);
            opacity: 0;
        }
        to {
            transform: translateX(0);
            opacity: 1;
        }
    }

    /* ====== SHARE POPUP ====== */
    .visu-share-popup-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.7);
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 99999;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        backdrop-filter: blur(3px);
    }

    .visu-share-popup-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    .visu-share-popup {
        background: white;
        border-radius: 20px;
        width: 90%;
        max-width: 420px;
        padding: 30px;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        transform: translateY(30px) scale(0.9);
        transition: all 0.4s ease;
        position: relative;
        animation: popupSlideIn 0.3s ease-out;
    }

    @keyframes popupSlideIn {
        from {
            opacity: 0;
            transform: translateY(30px) scale(0.9);
        }
        to {
            opacity: 1;
            transform: translateY(0) scale(1);
        }
    }

    .visu-share-popup-overlay.active .visu-share-popup {
        transform: translateY(0) scale(1);
    }

    .visu-share-popup-close {
        position: absolute;
        top: 15px;
        right: 15px;
        width: 36px;
        height: 36px;
        background: #F8FAFC;
        border-radius: 50%;
        border: 1px solid #E5E7EB;
        font-size: 20px;
        color: #64748B;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
        z-index: 10;
    }

    .visu-share-popup-close:hover {
        background: #E2E8F0;
        color: #475569;
        transform: rotate(90deg);
    }

    .visu-share-popup-title {
        font-size: 22px;
        font-weight: 700;
        color: #111827;
        margin-bottom: 25px;
        text-align: center;
        font-family: 'Space Grotesk', sans-serif;
    }

    .visu-share-options {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        margin-bottom: 30px;
    }

    .visu-share-option {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 10px;
        padding: 20px 15px;
        border-radius: 16px;
        background: white;
        cursor: pointer;
        transition: all 0.3s ease;
        text-decoration: none;
        border: 1px solid #F1F5F9;
        position: relative;
        overflow: hidden;
    }

    .visu-share-option::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        border-radius: 16px;
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .visu-share-option:hover {
        transform: translateY(-5px);
        box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
    }

    .visu-share-option:hover::before {
        opacity: 0.05;
    }

    .visu-share-option.whatsapp:hover {
        border-color: #25D366;
        background: rgba(37, 211, 102, 0.05);
    }

    .visu-share-option.whatsapp:hover::before {
        background: #25D366;
    }

    .visu-share-option.facebook:hover {
        border-color: #1877F2;
        background: rgba(24, 119, 242, 0.05);
    }

    .visu-share-option.facebook:hover::before {
        background: #1877F2;
    }

    .visu-share-option.twitter:hover {
        border-color: #1DA1F2;
        background: rgba(29, 161, 242, 0.05);
    }

    .visu-share-option.twitter:hover::before {
        background: #1DA1F2;
    }

    .visu-share-option.linkedin:hover {
        border-color: #0A66C2;
        background: rgba(10, 102, 194, 0.05);
    }

    .visu-share-option.linkedin:hover::before {
        background: #0A66C2;
    }

    .visu-share-option.instagram:hover {
        border-color: #E1306C;
        background: rgba(225, 48, 108, 0.05);
    }

    .visu-share-option.instagram:hover::before {
        background: #E1306C;
    }

    .visu-share-option.telegram:hover {
        border-color: #26A5E4;
        background: rgba(38, 165, 228, 0.05);
    }

    .visu-share-option.telegram:hover::before {
        background: #26A5E4;
    }

    .visu-share-option.copy:hover {
        border-color: #8B5CF6;
        background: rgba(139, 92, 246, 0.05);
    }

    .visu-share-option.copy:hover::before {
        background: #8B5CF6;
    }

    .visu-share-icon {
        width: 50px;
        height: 50px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        background: #F8FAFC;
        border-radius: 50%;
        transition: all 0.3s ease;
        position: relative;
        z-index: 1;
    }

    .visu-share-option.whatsapp .visu-share-icon {
        color: #25D366;
        background: rgba(37, 211, 102, 0.1);
    }

    .visu-share-option.facebook .visu-share-icon {
        color: #1877F2;
        background: rgba(24, 119, 242, 0.1);
    }

    .visu-share-option.twitter .visu-share-icon {
        color: #1DA1F2;
        background: rgba(29, 161, 242, 0.1);
    }

    .visu-share-option.linkedin .visu-share-icon {
        color: #0A66C2;
        background: rgba(10, 102, 194, 0.1);
    }

    .visu-share-option.instagram .visu-share-icon {
        color: #E1306C;
        background: rgba(225, 48, 108, 0.1);
    }

    .visu-share-option.telegram .visu-share-icon {
        color: #26A5E4;
        background: rgba(38, 165, 228, 0.1);
    }

    .visu-share-option.copy .visu-share-icon {
        color: #8B5CF6;
        background: rgba(139, 92, 246, 0.1);
    }

    .visu-share-option:hover .visu-share-icon {
        transform: scale(1.1);
    }

    .visu-share-label {
        font-size: 14px;
        font-weight: 600;
        text-align: center;
        color: #374151;
        position: relative;
        z-index: 1;
        transition: color 0.3s ease;
    }

    .visu-share-option:hover .visu-share-label {
        font-weight: 700;
    }

    .visu-share-option.whatsapp:hover .visu-share-label {
        color: #25D366;
    }

    .visu-share-option.facebook:hover .visu-share-label {
        color: #1877F2;
    }

    .visu-share-option.twitter:hover .visu-share-label {
        color: #1DA1F2;
    }

    .visu-share-option.linkedin:hover .visu-share-label {
        color: #0A66C2;
    }

    .visu-share-option.instagram:hover .visu-share-label {
        color: #E1306C;
    }

    .visu-share-option.telegram:hover .visu-share-label {
        color: #26A5E4;
    }

    .visu-share-option.copy:hover .visu-share-label {
        color: #8B5CF6;
    }

    /* Link Copy Section */
    .visu-share-link-section {
        background: #F8FAFC;
        border-radius: 12px;
        padding: 20px;
        border: 1px solid #E5E7EB;
        margin-top: 20px;
    }

    .visu-share-link-title {
        font-size: 14px;
        font-weight: 600;
        color: #374151;
        margin-bottom: 12px;
        display: block;
    }

    .visu-share-link-container {
        display: flex;
        flex-direction: column;
        gap: 10px;
        margin-top: 10px;
        position: relative;
    }

    .visu-share-input {
        flex: 1;
        padding: 14px;
        border: 1px solid #D1D5DB;
        border-radius: 10px;
        font-size: 14px;
        color: #374151;
        background: white;
        font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .visu-share-input:focus {
        outline: none;
        border-color: #3B82F6;
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    }

    .visu-share-copy-btn {
        padding: 14px 24px;
        background: #3B82F6;
        color: white;
        border: none;
        border-radius: 10px;
        cursor: pointer;
        font-weight: 600;
        transition: all 0.3s ease;
        white-space: nowrap;
        min-width: 100px;
        position: relative;
        overflow: hidden;
    }

    .visu-share-copy-btn:hover {
        background: #2563EB;
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(59, 130, 246, 0.3);
    }

    .visu-share-copy-btn.copied {
        background: #10B981 !important;
    }

    .visu-share-copy-btn.copied::after {
        content: '✓ Copied!';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #10B981;
        color: white;
        border-radius: 10px;
        font-weight: 600;
        animation: fadeIn 0.3s ease;
    }

    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    /* ====== CONTENT SECTIONS ====== */
    .visu-content-section {
        margin-bottom: 30px;
    }

    .visu-section-title {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 24px;
        font-weight: 700;
        color: #000000;
        margin-bottom: 16px;
        padding-bottom: 8px;
        font-family: 'Space Grotesk';
    }

    .visu-section-title i {
        width: 32px;
        height: 32px;
        background: #EEF2FF;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 16px;
        color: #4F46E5;
    }

    .visu-section-content {
        font-size: 16px;
        line-height: 1.7;
        color: #4B5563;
        padding: 0 10px;
    }

    .visu-section-content p {
        margin-bottom: 15px;
    }

    /* ====== STEPS ====== */
    .visu-steps-container {
        counter-reset: step-counter;
        background: white;
        padding:24px;
        border-radius:12px;
    }

    .visu-step {
        background: #EAF0F6;
        border: 1px solid #DEE6ED !important;
        border-radius: 12px;
        padding: 16px;
        margin-bottom: 16px;
        position: relative;
        padding-left: 60px;
        transition: all 0.3s ease;
    }

    .visu-step:hover {
        border-color: #C7D2FE;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    }

    .visu-step-number {
        position: absolute;
        left: 20px;
        top: 20px;
        width: 32px;
        height: 32px;
        background: #EEF2FF;
        color: #2563EB;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 14px;
    }

    .visu-step-content {
        font-size: 16px;
        line-height: 120%;
        font-weight:400;
        color: #525F7A;
         font-family: 'Plus Jakarta Sans';
    }

    .visu-step-tip {
        background: #EFF6FF;
        padding: 12px;
        border-radius: 8px;
        font-size: 14px;
        margin-top: 12px;
        color: #1E40AF;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    /* ====== SIDEBAR ====== */
  .visu-sidebar {
    width: 390px;
    position: sticky;
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: fit-content;
}


    .visu-card {
        background: white;
        border-radius: 16px;
        padding: 24px;
        border: 1px solid #E5E7EB;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    }

    .visu-card-title {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 24px;
        font-weight: 700;
        color: #000000;
        margin-bottom: 16px;
        font-family: 'Space Grotesk';
    }

    .visu-card-content {
        font-size: 14px;
        line-height: 1.6;
        color: #4B5563;
    }

    .visu-card ul,
    .visu-card ol {
        padding-left: 20px;
        margin: 0;
    }

    .visu-card li {
        font-size: 14px;
        line-height: 120%;
        font-weight:400;
        color: #4B5563;
        margin-bottom: 8px;
        padding-left: 8px;
         font-family: 'Plus Jakarta Sans';
    }

    /* Card Variations */
    .visu-card.materials {
        border-left: 4px solid #5E83FF;
    }
     .visu-card.materials ul li::marker {
    color: #5E83FF;
    font-size: 20px;
    }
    .safety-heading{
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 24px;
        font-weight: 700;
        color: #B45309;
        font-family: 'Space Grotesk';
    }
    .visu-card.safety {
        border-left: 4px solid #B45309;
        background: #FFFBEB;
        
    }
    .safety-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.safety-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    color: #92400E;
   font-size:16px;
   font-weight:400;
   font-family: 'Plus Jakarta Sans';   
}

.safety-list li::before {
    content: '';
    width: 8px;
    height: 8px;
    background: #F59E0B;
    border-radius: 50%;
    position: absolute;
    left: 0;
    top: 6px;
}

    .visu-card.learn {
        border-left: 4px solid #8B5CF6;
        background: #F5F3FF;
        border-color: #C4B5FD;
    }
  .learn-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}
    .learn-heading{
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 24px;
        font-weight: 700;
        color: #000000;
        line-height:120%;
        font-family: 'Space Grotesk';
    }
    .learn-list li {
        position: relative;
        padding-left: 26px;
        margin-bottom: 8px;
        color: #525F7A;
        font-size:16px;
        font-weight:400;
        line-height:120%;
        font-family: 'Plus Jakarta Sans';
    }

    /* Hollow circle */
    .learn-list li::before {
        content: '';
        width: 16px;
        height: 16px;
        border: 2px solid #22C55E;
        border-radius: 50%;
        position: absolute;
        left: 0;
        top: 2px;
    }

    /* Check inside circle */
    .learn-list li::after {
        content: '✓';
        position: absolute;
        left: 3px;
        top: 2px;
        font-size: 10px;
        color: #22C55E;
        font-weight: bold;
    }
    .visu-card-experiment{
        background:  #f3fff3;
        border-left: 4px solid #00a300;
        border-radius: 16px;
        padding: 24px;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
        
    }
   .visu-card-more{
        background:  #fff3f3;
        border-left: 4px solid #E23653;
        border-radius: 16px;
        padding: 24px;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
   }

    /* ====== SUCCESS POPUP ====== */
    .visu-save-popup-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.7);
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 9999;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        backdrop-filter: blur(3px);
    }

    .visu-save-popup-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    .visu-save-popup {
        background: white;
        border-radius: 24px;
        width: 90%;
        max-width: 500px;
        padding: 40px;
        text-align: center;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        transform: translateY(30px) scale(0.9);
        transition: all 0.4s ease;
        position: relative;
        overflow: hidden;
    }

    .visu-save-popup-overlay.active .visu-save-popup {
        transform: translateY(0) scale(1);
    }

    .visu-save-popup::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 6px;
        background: linear-gradient(90deg, #F59E0B, #FBBF24);
    }

    .visu-save-popup-close {
        position: absolute;
        top: 20px;
        right: 20px;
        width: 32px;
        height: 32px;
        background: #F1F5F9;
        border-radius: 50%;
        border: none;
        font-size: 20px;
        color: #64748B;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
        z-index: 10;
    }

    .visu-save-popup-close:hover {
        background: #E2E8F0;
        color: #475569;
        transform: rotate(90deg);
    }

    .visu-save-popup-icon {
        width: 80px;
        height: 80px;
        background: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 25px;
        animation: bounce 0.6s ease 0.3s both;
        box-shadow: 0 10px 20px rgba(245, 158, 11, 0.3);
    }

    .visu-save-popup-icon svg {
        width: 40px;
        height: 40px;
        fill: white;
    }

    @keyframes bounce {
        0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
        40% {transform: translateY(-15px);}
        60% {transform: translateY(-7px);}
    }

    .visu-save-popup-title {
        font-family: 'Space Grotesk', sans-serif;
        font-size: 28px;
        font-weight: 700;
        color: #F59E0B;
        margin-bottom: 10px;
        line-height: 1.2;
    }

    .visu-save-popup-message {
        font-family: 'Plus Jakarta Sans', sans-serif;
        font-size: 16px;
        color: #525F7A;
        line-height: 1.5;
        margin-bottom: 25px;
    }

    .visu-save-popup-buttons {
        display: flex;
        gap: 15px;
        margin-top: 30px;
    }

    .visu-save-popup-btn {
        flex: 1;
        padding: 14px 20px;
        border-radius: 12px;
        border: none;
        font-family: 'Plus Jakarta Sans', sans-serif;
        font-weight: 600;
        font-size: 15px;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .visu-save-popup-btn-primary {
        background: #F59E0B;
        color: white;
    }

    .visu-save-popup-btn-primary:hover {
        background: #D97706;
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(245, 158, 11, 0.3);
    }

    .visu-save-popup-btn-secondary {
        background: #F7F9FC;
        color: #374151;
        border: 1px solid #E5E7EB;
    }

    .visu-save-popup-btn-secondary:hover {
        background: #E5E7EB;
        transform: translateY(-2px);
    }

    /* ====== COMMENTS SECTION - UPDATED DESIGN ====== */
    .visu-comments-section {
           width: 100%;
    max-width: calc(1200px - 350px - 53px - 40px);
    margin-right: 0;
    grid-column: 1;
    box-sizing: border-box;
    }

    /* Desktop: Comments section should take 2/3 width (like main content) and have 53px gap from sidebar */
    @media (min-width: 1025px) {
        .visu-comments-section {
            margin-right: 0;
        width: 100%;
        max-width: calc(1200px - 350px - 53px - 40px);
        }
    }

    .visu-comments-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 24px;
        padding-bottom: 16px;
        border-bottom: 2px solid #E5E7EB;
        width: 100%;
    }

    .visu-comments-title {
        font-family: 'Space Grotesk', sans-serif;
        font-size: 24px;
        font-weight: 700;
        color: #111827;
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .comments-count {
        background: #3B82F6;
        color: white;
        padding: 4px 12px;
        border-radius: 20px;
        font-size: 14px;
        font-weight: 600;
    }

    /* Comment Input Box */
    .comment-input-box {
        background: #F8FAFC;
        border-radius: 12px;
        padding: 20px;
        margin-bottom: 30px;
        border: 1px solid #E5E7EB;
        width: 100%; /* Full width of comments section */
        max-width: 100%; /* Prevent overflow */
        box-sizing: border-box;
    }

    .comment-input-header {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 15px;
    }

    .comment-input-avatar {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-weight: 600;
        font-size: 16px;
        flex-shrink: 0;
    }

    .comment-input-title {
        font-weight: 600;
        color: #374151;
        font-size: 16px;
    }

    .comment-input-field {
        width: 100%;
        padding: 15px;
        border: 1px solid #D1D5DB;
        border-radius: 10px;
        font-family: inherit;
        font-size: 15px;
        resize: vertical;
        min-height: 100px;
        margin-bottom: 15px;
        transition: all 0.3s ease;
        background: white;
        box-sizing: border-box;
    }

    .comment-input-field:focus {
        outline: none;
        border-color: #3B82F6;
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    }

    .comment-input-field::placeholder {
        color: #9CA3AF;
        font-style: italic;
    }

    .comment-submit-btn {
        background: #3B82F6;
        color: white;
        border: none;
        padding: 12px 30px;
        border-radius: 10px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
        font-size: 15px;
        float: left;
    }

    .comment-submit-btn:hover:not(:disabled) {
        background: #2563EB;
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
    }

    .comment-submit-btn:disabled {
        background: #9CA3AF;
        cursor: not-allowed;
        transform: none;
        box-shadow: none;
    }

    /* Divider */
    .comments-divider {
        border: none;
        height: 1px;
        background: #E5E7EB;
        margin: 30px 0;
        width: 100%;
    }

    /* Post Comment Title */
    .post-comment-title {
        font-size: 18px;
        font-weight: 600;
        color: #111827;
        margin-bottom: 20px;
        padding-bottom: 10px;
        border-bottom: 1px solid #E5E7EB;
        width: 100%;
    }

    /* Comments List */
    .comments-list {
        max-height: 600px;
        overflow-y: auto;
        padding-right: 10px;
        width: 100%;
        box-sizing: border-box;
    }

    .comment-item {
        background: white;
        padding: 20px;
        border-radius: 12px;
        margin-bottom: 20px;
        border: 1px solid #E5E7EB;
        transition: all 0.3s ease;
        position: relative;
        width: 100%;
        box-sizing: border-box;
    }

    .comment-item:hover {
        border-color: #C7D2FE;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    }

    .comment-header {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 12px;
        width: 100%;
    }

    .comment-avatar {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-weight: 600;
        font-size: 16px;
        flex-shrink: 0;
    }

    .comment-author-info {
        flex: 1;
        min-width: 0; /* For text overflow */
    }

    .comment-author-name {
        font-weight: 600;
        color: #111827;
        font-size: 16px;
        margin-bottom: 2px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .comment-date {
        font-size: 13px;
        color: #6B7280;
        white-space: nowrap;
    }

    .comment-content {
        color: #374151;
        line-height: 1.6;
        margin-bottom: 15px;
        font-size: 15px;
        padding-left: 52px; /* Align with avatar */
        width: 100%;
        box-sizing: border-box;
        word-break: break-word;
    }

    .comment-actions {
        display: flex;
        gap: 20px;
        margin-top: 15px;
        padding-left: 52px; /* Align with avatar */
        width: 100%;
        box-sizing: border-box;
        flex-wrap: wrap;
    }

    .comment-action-btn {
        background: none;
        border: none;
        color: #6B7280;
        font-size: 14px;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 6px;
        transition: all 0.3s ease;
        padding: 4px 8px;
        border-radius: 6px;
    }

    .comment-action-btn:hover {
        background: #F3F4F6;
        color: #374151;
    }

    .comment-action-btn.liked {
        color: #EF4444;
    }

    .comment-action-btn.liked:hover {
        background: #FEF2F2;
    }

    .comment-action-btn i {
        font-size: 16px;
    }

    /* Reply Section */
    .reply-section {
        margin-top: 15px;
        padding-left: 52px;
        display: none;
        width: 100%;
        box-sizing: border-box;
    }

    .reply-section.active {
        display: block;
    }

    .reply-input-box {
        background: #F9FAFB;
        padding: 15px;
        border-radius: 10px;
        border: 1px solid #E5E7EB;
        margin-bottom: 10px;
        width: 100%;
        box-sizing: border-box;
    }

    .reply-input-field {
        width: 100%;
        padding: 12px;
        border: 1px solid #D1D5DB;
        border-radius: 8px;
        font-family: inherit;
        font-size: 14px;
        resize: vertical;
        min-height: 60px;
        margin-bottom: 10px;
        background: white;
        box-sizing: border-box;
    }

    .reply-buttons {
        display: flex;
        gap: 10px;
        justify-content: flex-end;
        flex-wrap: wrap;
    }

    .reply-btn {
        padding: 8px 16px;
        border-radius: 8px;
        font-size: 14px;
        cursor: pointer;
        transition: all 0.3s ease;
        white-space: nowrap;
    }

    .reply-btn.cancel {
        background: #F3F4F6;
        color: #374151;
        border: 1px solid #D1D5DB;
    }

    .reply-btn.cancel:hover {
        background: #E5E7EB;
    }

    .reply-btn.submit {
        background: #3B82F6;
        color: white;
        border: none;
    }

    .reply-btn.submit:hover {
        background: #2563EB;
    }

    /* Replies List */
    .replies-list {
        margin-top: 15px;
        padding-left: 30px;
        border-left: 2px solid #E5E7EB;
        width: 100%;
        box-sizing: border-box;
    }

    .reply-item {
        background: #F9FAFB;
        padding: 15px;
        border-radius: 10px;
        margin-bottom: 10px;
        border: 1px solid #E5E7EB;
        width: 100%;
        box-sizing: border-box;
    }

    .no-comments {
        text-align: center;
        padding: 40px 20px;
        color: #6B7280;
        font-style: italic;
        border: 2px dashed #E5E7EB;
        border-radius: 12px;
        width: 100%;
        box-sizing: border-box;
    }

    /* ====== RESPONSIVE DESIGN ====== */
    @media (min-width: 1025px) {
        /* Desktop layout - sidebar visible */
        .visu-wrapper {
            grid-template-columns: 2fr 1fr;
            gap: 53px;
        }
        
        .visu-comments-section {
            grid-column: 1; /* Only first column (2/3 width) */
            margin-right: 53px; /* 53px gap from sidebar */
        }
    }

    @media (max-width: 1024px) {
        /* Tablet and mobile - sidebar hidden */
        .visu-wrapper {
            grid-template-columns: 1fr;
            max-width: 900px;
        }

        .visu-sidebar {
            display: none;
        }
        
        .visu-comments-section {
            grid-column: 1; /* Full width */
            margin-right: 0; /* No gap needed */
            width: 100%; /* Full width */
            max-width: 100%; /* Full width */
        }
        
        .visu-comments-section {
            margin-top: 30px;
        }
    }

    @media (max-width: 991px) {
        .visu-difficulty {
            font-size: 13px;
            line-height: 1.4;
        }
        
        .visu-wrapper {
            padding: 0 20px;
        }
        
        .comment-input-box {
            padding: 18px;
        }
    }
    @media (max-width: 1024px) {
    .visu-wrapper {
        grid-template-columns: 1fr;
        max-width: 900px;
        gap: 30px;
    }
    
    .visu-sidebar {
        display: none;
    }
    
    .visu-wrapper > div:first-child {
        max-width: 100%;
    }
    
    .visu-comments-section {
        max-width: 100%;
        margin-right: 0;
    }
}
    @media (max-width: 768px) {
        .visu-wrapper {
            padding: 0 16px;
            margin-top: 20px;
            gap: 20px;
        }
        
        .visu-title {
            font-size: 28px;
        }
        
        .visu-video-container {
            padding-bottom: 56.25%;
        }
        
        .visu-comments-section {
            padding: 20px;
            margin-top: 25px;
        }
        
        .visu-section-content {
            padding: 0;
        }
        
        .comment-content {
            padding-left: 0;
            margin-left: 0;
        }
        
        .comment-actions {
            padding-left: 0;
        }
        
        .reply-section {
            padding-left: 0;
        }
        
        .replies-list {
            padding-left: 15px;
        }
        
        .comment-input-box {
            padding: 16px;
        }
        
        .comment-input-field {
            min-height: 80px;
            padding: 12px;
        }
        
        .comment-submit-btn {
            padding: 10px 20px;
            font-size: 14px;
        }
        
        .visu-comments-title {
            font-size: 20px;
        }
        
        .post-comment-title {
            font-size: 16px;
        }
        
        .comment-item {
            padding: 16px;
        }
    }
    
    @media (max-width: 700px) {
        body {
            overflow-x: hidden;
        }
        
        .visu-wrapper {
            display: block;
            max-width: 100%;
            width: 100%;
            margin: 16px auto;
            padding: 0 16px;
            grid-template-columns: 1fr;
            box-sizing: border-box;
        }
        
        .visu-comments-header {
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
        }
        
        .comment-input-header {
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
        }
        
        .comment-submit-btn {
            float: none;
            width: 100%;
            margin-top: 10px;
        }
        
        .comment-input-avatar {
            align-self: flex-start;
        }
        
        .comment-input-box {
            width: 100%;
            padding: 15px;
        }
        
        .comment-actions {
            flex-direction: row;
            gap: 15px;
        }
        
        .comment-action-btn {
            padding: 6px 10px;
        }
        
        .reply-buttons {
            justify-content: center;
        }
    }
    
    @media (max-width: 600px) {
        .visu-post-meta {
            flex-direction: column;
            align-items: flex-start;
            gap: 15px;
        }
        
        .visu-meta-right {
            width: 100%;
            justify-content: space-between;
        }
        
        .visu-action-btn {
            min-width: 70px;
            padding: 6px 12px;
        }
        
        .visu-author-section {
            flex-direction: column;
            align-items: flex-start;
            gap: 15px;
        }
        
        .visu-follow-btn {
            align-self: stretch;
            text-align: center;
        }
        
        .comment-actions {
            flex-direction: column;
            gap: 10px;
            align-items: flex-start;
        }
        
        .reply-buttons {
            flex-direction: column;
        }
        
        .reply-btn {
            width: 100%;
            text-align: center;
        }
        
        .comment-input-box {
            width: 100%;
        }
    }
    
    @media (max-width: 480px) {
        .visu-title {
            font-size: 24px;
        }
        
        .visu-section-title {
            font-size: 20px;
        }
        
        .visu-section-title i {
            width: 28px;
            height: 28px;
            font-size: 14px;
        }
        
        .visu-comments-title {
            font-size: 18px;
        }
        
        .comment-author-name {
            font-size: 15px;
        }
        
        .comment-content {
            font-size: 14px;
        }
        
        .comment-input-field {
            font-size: 14px;
        }
        
        .comment-submit-btn {
            font-size: 14px;
        }
        
        .comment-input-box {
            width: 100%;
            padding: 12px;
        }
    }
    
    @media (max-width: 425px) {
        .visu-difficulty {
            font-size: 11px;
        }
        
        .visu-badge {
            font-size: 12px;
            padding: 4px 8px;
        }
        
        .comment-header {
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
        }
        
        .comment-author-info {
            width: 100%;
        }
        
        .comment-date {
            align-self: flex-start;
        }
        
        .comment-input-box {
            width: 100%;
        }
    }
    
    @media (max-width: 375px) {
        .visu-wrapper {
            padding: 0 12px;
        }
        
        .visu-comments-section {
            padding: 16px;
        }
        
        .comment-input-box {
            padding: 10px;
        }
        
        .comment-item {
            padding: 12px;
        }
        
        .reply-input-box {
            padding: 10px;
        }
    }
    
    @media (max-width: 320px) {
        .visu-title {
            font-size: 22px;
        }
        
        .visu-comments-title {
            font-size: 16px;
        }
        
        .comment-input-title {
            font-size: 14px;
        }
        
        .comment-input-field {
            font-size: 13px;
            padding: 10px;
        }
        
        .comment-submit-btn {
            padding: 8px 16px;
            font-size: 13px;
        }
    }
    
    /* ====== UTILITY CLASSES ====== */
    .text-success { color: #059669; }
    .text-warning { color: #D97706; }
    .text-danger { color: #DC2626; }
    .text-info { color: #2563EB; }
    
    /* Clear floats */
    .clearfix::after {
        content: "";
        clear: both;
        display: table;
    }