* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        .portfolio-container {
            max-width: 1230px;
            margin: 40px auto;
            padding: 0 20px;
            max-width: 100%;
        }

        .portfolio-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .portfolio-header h1 {
            font-size: 3.2rem;
            font-weight: 700;
            color: #1a3a5f;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
            position: relative;
            display: inline-block;
        }

        .portfolio-header h1:after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, #3498db, #1a3a5f);
            border-radius: 2px;
        }

        .portfolio-header p {
            font-size: 1.35rem;
            color: #4a5568;
            max-width: 700px;
            margin: 25px auto 0;
            line-height: 1.7;
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .portfolio-item {
            background: white;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .portfolio-item:hover {
            transform: translateY(-12px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
        }

        .portfolio-link {
            display: block;
            text-decoration: none;
            color: inherit;
            height: 100%;
        }

        .portfolio-img {
            height: 240px;
            overflow: hidden;
            position: relative;
        }

        .portfolio-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s ease;
        }

        .portfolio-link:hover .portfolio-img img {
            transform: scale(1.08);
        }

        .industry-tag {
            position: absolute;
            top: 5px;
            left: 5px;
            background: rgba(26, 58, 95, 0.85);
            color: white;
            padding: 4px 8px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            z-index: 2;
        }

        .portfolio-content {
            padding: 8px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .portfolio-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #1a3a5f;
            margin-bottom: 15px;
            line-height: 1.3;
        }

        .portfolio-description {
            color: #4a5568;
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 25px;
            flex-grow: 1;
        }

        .project-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 20px;
            border-top: 1px solid #edf2f7;
        }

        .project-time {
            font-weight: 600;
            color: #3498db;
            display: flex;
            align-items: center;
            /*gap: 8px;*/
        }

        .project-time i {
            /*font-size: 1.2rem;*/
        }

        .view-indicator {
            font-weight: 600;
            color: #1a3a5f;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all 0.3s ease;
        }

        .portfolio-link:hover .view-indicator {
            color: #3498db;
            gap: 10px;
        }

        /* Responsive Design */
        @media (max-width: 1200px) {
            .portfolio-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 900px) {
            .portfolio-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .portfolio-header h1 {
                font-size: 2.8rem;
            }
            
            .portfolio-header p {
                font-size: 1.2rem;
            }
        }

        @media (max-width: 650px) {
            .portfolio-grid {
                grid-template-columns: 1fr;
                max-width: 500px;
                margin: 0 auto;
            }
            
            .portfolio-header h1 {
                font-size: 2.3rem;
            }
        }

        @media (max-width: 480px) {
            .portfolio-header h1 {
                font-size: 2rem;
            }
            
            .portfolio-header p {
                font-size: 1.1rem;
            }
        }