@media (max-width: 767px) {
     .row {
         padding-top: 25px;
     }
 }

 /* Eye catchy accordion arrow */
 .accordion-button::after {
     background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") !important;
     background-color: #0a165e;
     /* Solid Navy Blue */
     border-radius: 50%;
     background-position: center;
     background-size: 1rem;
     width: 1.8rem;
     height: 1.8rem;
     box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
     transition: all 0.3s ease;
 }

 .accordion-button:not(.collapsed):after {
     background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") !important;
     background-color: #2563eb;
     /* Vibrant Royal Blue when active */
     box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
 }

 /* Reduce accordion body font sizes */
 .accordion-body h3 {
     font-size: 17px !important;
     font-weight: 700;
     margin-bottom: 12px;
 }

 .accordion-body h4 {
     font-size: 15px !important;
     font-weight: 600;
     margin-bottom: 10px;
 }

 .accordion-body p {
     font-size: 14px !important;
     line-height: 1.6;
     color: #4a5568;
 }

 .accordion-body .optech-icon-list ul li {
     font-size: 14px !important;
     margin-bottom: 6px;
 }

 .accordion-body .optech-icon-list ul li i {
     font-size: 15px !important;
 }

 /* Vertical Tabs Custom CSS */
 .custom-v-tabs {
     position: sticky;
     top: 160px;
     z-index: 10;
 }

 .custom-v-tabs .nav-link {
     color: #4a5568;
     background: #f8f9fa;
     border-radius: 8px;
     padding: 8px 20px;
     margin-bottom: 6px;
     transition: all 0.3s ease;
     border: 1px solid transparent;
     display: flex;
     align-items: center;
     text-align: left;
 }

 .custom-v-tabs .nav-link:hover {
     background: #eef2f6;
     color: #0a165e;
 }

 .custom-v-tabs .nav-link.active {
     background: #0a165e;
     color: #fff !important;
     box-shadow: 0 5px 15px rgba(10, 22, 94, 0.2);
 }

 .custom-v-tabs .nav-link.active img {
     filter: brightness(0) invert(1);
 }

 .custom-v-content .accordion-body {
     padding: 0 !important;
 }

 /* 
    for animation in internship */

 .journey-section {
     background: linear-gradient(135deg, #f0f4ff 0%, #ffffff 100%);
     border-radius: 24px;
     padding: 40px 25px;
     margin: 40px 0;
     box-shadow: 0 10px 30px rgba(10, 22, 94, 0.03);
     position: relative;
     overflow: hidden;
     border: 1px solid rgba(255,255,255,0.8);
 }

 .journey-section::before {
     content: '';
     position: absolute;
     top: -50px;
     right: -50px;
     width: 150px;
     height: 150px;
     background: radial-gradient(circle, rgba(37,99,235,0.08) 0%, transparent 70%);
     border-radius: 50%;
     z-index: 0;
 }

 .journey-title {
     position: relative;
     z-index: 1;
     display: flex;
     align-items: center;
     justify-content: center;
     gap: 20px;
     font-size: 24px;
     font-weight: 800;
     color: #0a165e;
     margin-bottom: 40px;
     text-align: center;
 }

 .title-line {
     width: 60px;
     height: 3px;
     background: linear-gradient(90deg, transparent, #2563eb);
     border-radius: 2px;
 }
 
 .title-line:last-child {
     background: linear-gradient(270deg, transparent, #2563eb);
 }

 /* ROW */

 .journey-wrapper {
     position: relative;
     z-index: 1;
     display: flex;
     align-items: stretch;
     justify-content: space-between;
     gap: 15px;
     flex-wrap: nowrap;
 }

 /* STEP */

 .journey-step {
     flex: 1;
     display: flex;
     flex-direction: column;
     align-items: center;
     justify-content: center;
     background: #ffffff;
     padding: 30px 15px;
     border-radius: 20px;
     box-shadow: 0 8px 25px rgba(0,0,0,0.04);
     border: 1px solid rgba(0,0,0,0.02);
     min-width: 0;
     transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
     text-align: center;
 }

 .journey-step:hover {
     transform: translateY(-12px);
     box-shadow: 0 15px 35px rgba(37,99,235,0.1);
     border-color: rgba(37,99,235,0.1);
 }

 .journey-icon {
     width: 64px;
     height: 64px;
     border-radius: 18px;
     display: flex;
     align-items: center;
     justify-content: center;
     flex-shrink: 0;
     font-size: 28px;
     margin-bottom: 20px;
     transition: all 0.3s ease;
     box-shadow: 0 8px 20px rgba(0,0,0,0.06);
 }

 .journey-step:hover .journey-icon {
     transform: scale(1.1) rotate(5deg);
 }

 /* COLORS */
 
 .blue {
     background: linear-gradient(135deg, #eff6ff, #dbeafe);
     color: #3b82f6;
     box-shadow: 0 8px 20px rgba(59, 130, 246, 0.15);
 }

 .green {
     background: linear-gradient(135deg, #ecfdf5, #d1fae5);
     color: #10b981;
     box-shadow: 0 8px 20px rgba(16, 185, 129, 0.15);
 }

 .purple {
     background: linear-gradient(135deg, #f5f3ff, #ede9fe);
     color: #8b5cf6;
     box-shadow: 0 8px 20px rgba(139, 92, 246, 0.15);
 }

 .orange {
     background: linear-gradient(135deg, #fff7ed, #ffedd5);
     color: #f97316;
     box-shadow: 0 8px 20px rgba(249, 115, 22, 0.15);
 }

 /* CONTENT */

 .journey-content {
     flex: 1;
     min-width: 0;
 }

 .journey-content h4 {
     margin: 0 0 8px;
     font-size: 16px;
     font-weight: 800;
     line-height: 1.3;
     color: #0f172a;
     transition: color 0.3s;
 }

 .journey-step:hover .journey-content h4 {
     color: #2563eb;
 }

 .journey-content p {
     margin: 0;
     font-size: 13px;
     line-height: 1.6;
     color: #64748b;
 }

 /* ARROW */

 .journey-arrow {
     width: 36px;
     height: 36px;
     border-radius: 50%;
     background: #0a165e;
     display: flex;
     align-items: center;
     justify-content: center;
     color: #ffffff;
     font-size: 16px;
     position: relative;
     margin-top: 0;
     box-shadow: 0 6px 15px rgba(10, 22, 94, 0.2);
     z-index: 2;
     flex-shrink: 0;
     transition: transform 0.3s ease;
     align-self: center;
 }

 .journey-wrapper:hover .journey-arrow {
     transform: translateX(3px);
 }

 .journey-arrow::before {
     display: none;
 }

 /* MOBILE */

 @media(max-width:991px) {
     .journey-title {
         font-size: 20px;
         flex-wrap: wrap;
         gap: 10px;
     }
     
     .title-line {
         display: none;
     }

     .journey-wrapper {
         flex-direction: column;
         gap: 20px;
     }
     
     .journey-step {
         width: 100%;
         flex-direction: row;
         text-align: left;
         padding: 20px;
         align-items: center;
     }
     
     .journey-icon {
         margin-bottom: 0;
         margin-right: 20px;
         width: 54px;
         height: 54px;
         font-size: 24px;
     }
    
     .journey-wrapper:hover .journey-arrow {
         transform: rotate(90deg) translateY(3px);
     }

     .journey-arrow {
         transform: rotate(90deg);
         margin: 0 auto;
     }

     .journey-arrow::before {
         display: none;
     }
 }


 /* poster */

 .career-section {
     margin-top: 40px;
 }

 .career-card {
     background: #fff;
     border-radius: 28px;
     overflow: hidden;
     box-shadow: 0 20px 50px rgba(15, 23, 42, .08);
     border: 1px solid #eef2f7;
 }

 .career-banner {
     width: 100%;
     display: block;
 }

 .career-content {
     padding: 50px;
     text-align: center;
     margin-top: -90px;
 }

 .career-badge {
     display: inline-block;
     background: #eff6ff;
     color: #2563eb;
     padding: 10px 18px;
     border-radius: 50px;
     font-size: 13px;
     font-weight: 700;
     margin-bottom: 20px;
 }

 .career-title {
     font-size: clamp(1rem, 2vw, 1rem);
     font-weight: 800;
     color: #0f172a;
     margin-bottom: 15px;
 }

 .career-desc {
     max-width: 750px;
     margin: 0 auto 35px;
     font-size: 14px;
     line-height: 1.5;
     color: #64748b;
 }

 .career-features {
     display: grid;
     grid-template-columns: repeat(4, 1fr);
     gap: 18px;
     margin-bottom: 40px;
 }

 .feature-card {
     background: #f8fafc;
     border-radius: 18px;
     padding: 22px;
     transition: .3s;
     border: 1px solid #edf2f7;
 }

 .feature-card i {
     display: block;
     font-size: 28px;
     color: #2563eb;
     margin-bottom: 10px;
 }

 .feature-card span {
     font-weight: 700;
     color: #0f172a;
 }

 .feature-card:hover {
     transform: translateY(-6px);
     box-shadow: 0 10px 25px rgba(37, 99, 235, .12);
 }

 .career-btn {
     display: inline-block;
     background: linear-gradient(135deg, #2563eb, #1d4ed8);
     color: #fff;
     text-decoration: none;
     padding: 15px 38px;
     border-radius: 50px;
     font-size: 16px;
     font-weight: 700;
     transition: .3s;
 }

 .career-btn:hover {
     color: #fff;
     transform: translateY(-3px);
     box-shadow: 0 10px 25px rgba(37, 99, 235, .25);
 }

 @media(max-width:991px) {
     .career-content {
         padding: 30px 20px;
     }

     .career-features {
         grid-template-columns: repeat(2, 1fr);
     }
 }

 @media(max-width:576px) {
     .career-features {
         grid-template-columns: 1fr;
     }

     .career-title {
         font-size: 32px;
     }

     .career-desc {
         font-size: 15px;
     }
 }