:root {
            --primary: #080930;
            --primary-dark: #11144d;
            --secondary: #475569;
            --accent: #0ea5e9;
            --success: #10b981;
            --light: #f8fafc;
            --dark: #020617;
            --gray: #334155;
            --light-gray: #e2e8f0;
            --card-bg: rgba(255, 255, 255, 0.7);
            --border-radius: 20px;
            --glass-border: rgba(0, 0, 0, 0.08);
            --box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
            --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
 
        .container {
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
        }

        /* Applying the signature Grid */
        body {
            background-color: #ffffff;
            background-image: 
                linear-gradient(rgba(0, 0, 0, 0.04) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0, 0, 0, 0.04) 1px, transparent 1px);
            background-size: 40px 40px;
        }
        
        /* Header Styles */
        .header {
            text-align: center;
            margin: 40px 0 60px;
            padding: 0 20px;
        }
        
        .header h1 {
            font-family: 'Poppins', sans-serif;
            font-size: 2.8rem;
            font-weight: 700;
            background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 15px;
        }
        
        .header p {
            font-size: 1.2rem;
            color: var(--gray);
            max-width: 700px;
            margin: 0 auto;
        }
        
        /* Premium Filters (Chips) */
        .filters-premium {
            background: rgba(255, 255, 255, 0.6);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--glass-border);
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            margin-bottom: 50px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 15px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-weight: 700;
            color: var(--dark);
            min-width: 80px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .filter-label i {
            color: var(--primary);
        }

        .chips-container {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .radio-chip input[type="radio"] {
            display: none;
        }

        .radio-chip span {
            display: inline-block;
            padding: 8px 18px;
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid var(--glass-border);
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--gray);
            cursor: pointer;
            transition: var(--transition);
        }

        .radio-chip input[type="radio"]:checked + span {
            background: var(--primary);
            color: #ffffff;
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(8, 9, 48, 0.2);
            font-weight: 600;
        }

        .radio-chip span:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .btn-custom.reset-btn {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        
        .btn-custom.reset-btn:hover {
            background: var(--primary);
            color: white;
        }
        
        /* Timeline Container */
        .timeline-container {
            position: relative;
            padding: 40px 0 100px;
        }
        
        /* Timeline Center Line */
        .timeline-container::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            background: linear-gradient(to bottom, var(--primary), var(--secondary), var(--accent));
            border-radius: 10px;
            z-index: 1;
        }
        
        /* Timeline Items */
        .timeline-item {
            width: 50%;
            padding: 0 40px 60px;
            position: relative;
            opacity: 0;
            transform: translateY(50px);
            transition: var(--transition);
        }
        
        .timeline-item.show {
            opacity: 1;
            transform: translateY(0);
        }
        
        .timeline-item.left {
            left: 0;
            text-align: right;
        }
        
        .timeline-item.right {
            left: 50%;
        }
        
        /* Timeline Content */
        .timeline-content {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--box-shadow);
            border: 1px solid var(--glass-border);
            border-left: 5px solid var(--primary);
            position: relative;
            transition: var(--transition);
        }
        
        .timeline-item.left .timeline-content {
            border-left: none;
            border-right: 5px solid var(--primary);
        }
        
        .timeline-content:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
        }
        
        /* Year Badge */
        .year-badge {
            display: inline-block;
            background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            padding: 8px 20px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.1rem;
            margin-bottom: 15px;
            box-shadow: 0 4px 12px rgba(67, 97, 238, 0.3);
        }
        
        /* Content Heading */
        .timeline-content h2 {
            font-family: 'Poppins', sans-serif;
            font-size: 1.6rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 15px;
            line-height: 1.3;
        }
        
        /* Content Description */
        .timeline-content p {
            color: var(--gray);
            margin-bottom: 20px;
            font-size: 1.05rem;
            line-height: 1.7;
        }
        
        /* Skills */
        .skills {
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .skill-tag {
            display: inline-block;
            background: var(--light-gray);
            padding: 6px 14px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--dark);
        }
        
        /* Results List */
        .results {
            list-style: none;
            padding-left: 0;
            margin-bottom: 20px;
        }
        
        .results li {
            padding: 8px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            display: flex;
            align-items: center;
        }
        
        .results li:last-child {
            border-bottom: none;
        }
        
        .results i {
            color: var(--success);
            margin-right: 10px;
            font-size: 1.1rem;
            min-width: 20px;
        }
        
        /* Technologies Icons */
        .technologies {
            display: flex;
            gap: 15px;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        
        .technologies i {
            font-size: 1.5rem;
            color: var(--primary);
            transition: var(--transition);
        }
        
        .technologies i:hover {
            color: var(--accent);
            transform: translateY(-5px);
        }
        
        /* Timeline Dots */
        .timeline-item::after {
            content: '';
            position: absolute;
            top: 0;
            width: 22px;
            height: 22px;
            background: white;
            border: 5px solid var(--primary);
            border-radius: 50%;
            z-index: 2;
            transition: var(--transition);
        }
        
        .timeline-item.left::after {
            right: -11px;
        }
        
        .timeline-item.right::after {
            left: -11px;
        }
        
        .timeline-item:hover::after {
            transform: scale(1.3);
            background: var(--primary);
            border-color: white;
            box-shadow: 0 0 0 5px rgba(67, 97, 238, 0.2);
        }
        
        /* No Results Message */
        .no-results {
            text-align: center;
            padding: 60px 20px;
            color: var(--gray);
            font-size: 1.2rem;
        }
        
        .no-results i {
            font-size: 3rem;
            margin-bottom: 20px;
            color: var(--light-gray);
        }
        
        /* Responsive Design */
        @media (max-width: 992px) {
            .header h1 {
                font-size: 2.3rem;
            }
            
            .timeline-content {
                padding: 25px;
            }
        }
        
        @media (max-width: 768px) {
            .timeline-container::before {
                left: 30px;
            }
            
            .timeline-item,
            .timeline-item.left,
            .timeline-item.right {
                width: 100%;
                left: 0;
                text-align: left;
                padding-left: 70px;
                padding-right: 20px;
            }
            
            .timeline-item.left .timeline-content {
                border-right: none;
                border-left: 5px solid var(--primary);
            }
            
            .timeline-item::after {
                left: 19px !important;
            }
            
            .year-badge {
                font-size: 1rem;
            }
            
            .filters {
                flex-direction: column;
                align-items: stretch;
            }
            
            .filters select,
            .filters button,
            .filters a {
                width: 100%;
                text-align: center;
            }
        }
        
        @media (max-width: 576px) {
            .header h1 {
                font-size: 2rem;
            }
            
            .header p {
                font-size: 1rem;
            }
            
            .timeline-content h2 {
                font-size: 1.4rem;
            }
            
            .skill-tag {
                font-size: 0.8rem;
                padding: 5px 10px;
            }
        }
        
        /* Footer */
        .footer {
            text-align: center;
            padding: 30px 20px;
            color: var(--gray);
            font-size: 0.95rem;
            margin-top: 40px;
            border-top: 1px solid rgba(0, 0, 0, 0.1);
        }
        
        .footer .signature {
            margin-top: 8px;
            font-size: 0.9rem;
            color: var(--accent);
        }
        
        .social-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 20px;
        }
        
        .social-links a {
            color: var(--primary);
            font-size: 1.5rem;
            transition: var(--transition);
        }
        
        .social-links a:hover {
            color: var(--accent);
            transform: translateY(-3px);
        }
        
        /* Animation for timeline items */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }