:root {
            --primary: #2563eb;
            --dark: #1e293b;
            --light: #f8fafc;
            --accent: #3b82f6;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: var(--light);
            color: var(--dark);
            line-height: 1.6;
        }

        header {
            height: 60vh;
            background: linear-gradient(135deg, #1e293b 0%, #3b82f6 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
            padding: 0 20px;
        }

        .hero-content h1 {
            font-size: 3rem;
            margin-bottom: 10px;
        }

        .hero-content p {
            font-size: 1.2rem;
            opacity: 0.9;
        }

        .container {
            max-width: 1100px;
            margin: -50px auto 50px;
            padding: 0 20px;
        }

        /* Profile Section */
        .profile-card {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            display: flex;
            align-items: center;
            gap: 30px;
            margin-bottom: 40px;
        }

        .profile-img {
            width: 150px;
            height: 150px;
            border-radius: 50%;
            object-fit: cover;
            border: 5px solid var(--light);
        }

        .profile-text h2 {
            color: var(--primary);
            margin-bottom: 10px;
        }

        /* Skills/Tags */
        .skills {
            margin-top: 15px;
        }

        .tag {
            background: #e2e8f0;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 5px;
            display: inline-block;
        }

        /* Grid Tugas */
        .grid-tugas {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            transition: transform 0.3s ease;
            border: 1px solid #e2e8f0;
            display: flex;
            flex-direction: column;
        }

        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }

        .card-header {
            background: #f1f5f9;
            padding: 15px;
            font-weight: bold;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .week-label {
            background: var(--primary);
            color: white;
            padding: 2px 10px;
            border-radius: 4px;
            font-size: 0.75rem;
        }

        .card-body {
            padding: 20px;
            flex-grow: 1;
        }

        .card-body h3 {
            margin-bottom: 10px;
            font-size: 1.1rem;
        }

        .card-footer {
            padding: 15px 20px;
            border-top: 1px solid #f1f5f9;
        }

        .btn {
            text-decoration: none;
            color: var(--primary);
            font-weight: bold;
            font-size: 0.9rem;
        }

        footer {
            text-align: center;
            padding: 40px;
            color: #64748b;
        }