:root {
    --primary-color: #d4a017;       /* Gold – Sun's strongest business color */
    --primary-dark: #b5890f;        /* Deep Gold – richer contrast */
    --secondary-color: #ff9800;     /* Orange/Saffron – Sun energy */
    --secondary-dark: #e65100;      /* Deep Saffron */
    --accent-color: #ffcc33;        /* Yellow-Gold – prosperity accent */
    --dark-color: #3b3934;          /* Only for text contrast */
    --light-color: #fafafa;         /* Soft light background */
    --gray-color: #8a8a8a;
    --light-gray: #f0f0f0;
    --white: #ffffff;               /* Moon color */
    --black: #000000;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--dark-color);
            background-color: var(--light-color);
            overflow-x: hidden;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        section {
            padding: 80px 0;
            position: relative;
        }

        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 15px;
        }

        h1 {
            font-size: 3.5rem;
        }

        h2 {
            font-size: 2.5rem;
        }

        h3 {
            font-size: 1.8rem;
        }

        p {
            margin-bottom: 15px;
            color: var(--gray-color);
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        ul {
            list-style: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            border: none;
        }

        .btn-primary {
            background-color: var(--primary-color);
            color: var(--white);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: var(--box-shadow);
        }

        .btn-secondary {
            background-color: var(--white);
            color: var(--primary-color);
            border: 2px solid var(--primary-color);
        }

        .btn-secondary:hover {
            background-color: var(--primary-color);
            color: var(--white);
            transform: translateY(-3px);
            box-shadow: var(--box-shadow);
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            position: relative;
            display: inline-block;
            padding-bottom: 15px;
        }

        .section-header h2 span {
            color: var(--primary-color);
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background-color: var(--primary-color);
        }

        .section-header p {
            max-width: 700px;
            margin: 0 auto;
        }

        

        /* Portfolio Section */
        .portfolio {
            /*background-color: var(--white);*/
        }

        .portfolio-filters {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 40px;
        }

        .filter-btn {
            padding: 8px 20px;
            background: var(--light-gray);
            border: none;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }

        .filter-btn.active, .filter-btn:hover {
            background: var(--primary-color);
            color: var(--white);
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .portfolio-item {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--box-shadow);
            transition: var(--transition);
            position: relative;
        }

        .portfolio-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }

        .portfolio-img {
            position: relative;
            overflow: hidden;
            height: 250px;
        }

        .portfolio-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .portfolio-item:hover .portfolio-img img {
            transform: scale(1.1);
        }

        .portfolio-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(27, 94, 32, 0.9);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            opacity: 0;
            transition: var(--transition);
            padding: 20px;
            text-align: center;
        }

        .portfolio-item:hover .portfolio-overlay {
            opacity: 1;
        }

        .portfolio-overlay h3 {
            color: var(--white);
            margin-bottom: 10px;
            font-size: 1.5rem;
        }

        .portfolio-overlay p {
            color: var(--light-color);
            margin-bottom: 20px;
        }

        .portfolio-info {
            padding: 20px;
            background: var(--white);
        }

        .portfolio-info h3 {
            font-size: 1.4rem;
            margin-bottom: 10px;
            color: var(--dark-color);
        }

        .portfolio-category {
            display: block;
            color: var(--primary-color);
            font-weight: 600;
            margin-bottom: 10px;
        }

        .portfolio-tech {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 15px;
        }

        .tech-tag {
            background: var(--light-gray);
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--gray-color);
        }

        /* Footer */
        footer {
            background: var(--dark-color);
            color: var(--white);
            padding: 60px 0 30px;
        }

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

        .footer-col h4 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background: var(--secondary-color);
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }

        .footer-col .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .footer-col .social-links a {
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            transition: var(--transition);
        }

        .footer-col .social-links a:hover {
            background: var(--primary-color);
            transform: translateY(-5px);
        }

        .copyright {
            text-align: center;
            margin-top: 40px;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* Mobile Responsive */
        @media (max-width: 992px) {
            .portfolio-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .hamburger {
                display: block;
                font-size: 1.5rem;
            }
            
            .nav-menu {
                position: fixed;
                top: 80px;
                right: -100%;
                background: var(--white);
                width: 80%;
                height: calc(100vh - 80px);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                transition: var(--transition);
                box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
            }
            
            .nav-menu.active {
                right: 0;
            }
            
            .nav-menu li {
                margin: 20px 0;
            }
            
            .hero-content {
                padding-right: 0;
                min-width: 100%;
                margin-bottom: 30px;
                text-align: center;
            }
            
            .hero-content h1 {
                font-size: 2.5rem;
            }
            
            .cta-buttons {
                justify-content: center;
            }
            
            .hero-image {
                min-width: 100%;
            }
            
            .portfolio-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 576px) {
            .footer-container {
                grid-template-columns: 1fr;
            }
            
            .cta-buttons {
                flex-direction: column;
            }
            
            h1 {
                font-size: 2.5rem;
            }
            
            h2 {
                font-size: 2rem;
            }
        }
     
    /* Particle Background */
.particle-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    background: rgba(128, 0, 128, 0.1);
    border-radius: 50%;
    filter: blur(1px);
    animation: float linear infinite;
}

@keyframes float {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 1;
    }
    100% {
        transform: translateY(-1000px) translateX(1000px);
        opacity: 0;
    }
}