/* CSS Variables for Professional Color Scheme */
        :root {
            --primary: #1e3a8a;
            --primary-dark: #1e40af;
            --primary-light: #3b82f6;
            --secondary: #0d9488;
            --secondary-dark: #0f766e;
            --accent: #f97316;
            --accent-hover: #ea580c;
            --dark: #1e293b;
            --gray-800: #1e293b;
            --gray-700: #334155;
            --gray-600: #475569;
            --gray-500: #64748b;
            --gray-400: #94a3b8;
            --gray-200: #e2e8f0;
            --gray-100: #f1f5f9;
            --gray-50: #f8fafc;
            --white: #ffffff;
            --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
            --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
            --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
            --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
        }

        /* Reset & Base Styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            line-height: 1.7;
            color: var(--gray-700);
            background-color: var(--white);
            scroll-behavior: smooth;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        a {
            text-decoration: none;
            transition: all 0.3s ease;
        }

        ul {
            list-style: none;
        }

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

        /* Utility Classes */
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mb-4 { margin-bottom: 2rem; }
        .mb-5 { margin-bottom: 3rem; }

        /* Section Padding */
        .section {
            padding: 100px 0;
        }

        .section-bg {
            background-color: var(--gray-50);
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 1rem;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-subtitle {
            font-size: 1.125rem;
            color: var(--gray-500);
            max-width: 600px;
            margin: 0 auto 3rem;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--white);
            box-shadow: 0 4px 14px 0 rgb(249 115 22 / 0.39);
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px 0 rgb(249 115 22 / 0.23);
        }

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

        .btn-secondary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

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

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

        /* Header */
        header {
            background: var(--white);
            box-shadow: var(--shadow-md);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            transition: all 0.3s ease;
        }

        header.scrolled {
            box-shadow: var(--shadow-lg);
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .logo-icon {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 1.5rem;
        }

        .logo-text {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .logo-text span {
            color: var(--secondary);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 40px;
        }

        .main-nav a {
            font-weight: 500;
            color: var(--gray-700);
            position: relative;
            padding: 8px 0;
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s ease;
        }

        .main-nav a:hover {
            color: var(--primary);
        }

        .main-nav a:hover::after {
            width: 100%;
        }

        .header-contact {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .header-phone {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--primary);
            font-size: 1.1rem;
        }

        .header-phone i {
            color: var(--accent);
        }

        /* Mobile Menu */
        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 10px;
        }

        .mobile-toggle span {
            width: 25px;
            height: 2px;
            background: var(--primary);
            transition: all 0.3s ease;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            background: linear-gradient(rgba(30, 58, 138, 0.85), rgba(13, 148, 136, 0.75)), 
                        url('Plumbing-home.jpg') no-repeat center center/cover;
            display: flex;
            align-items: center;
            padding-top: 80px;
            position: relative;
        }

        .hero-content {
            max-width: 700px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            padding: 8px 16px;
            border-radius: 50px;
            color: var(--white);
            font-weight: 500;
            margin-bottom: 24px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .hero-badge i {
            color: #4ade80;
        }

        .hero h1 {
            font-size: 3.5rem;
            font-weight: 800;
            color: var(--white);
            line-height: 1.2;
            margin-bottom: 24px;
            letter-spacing: -0.02em;
        }

        .hero p {
            font-size: 1.25rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 32px;
            max-width: 550px;
        }

        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-stats {
            display: flex;
            gap: 48px;
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--white);
            display: block;
        }

        .hero-stat-label {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.7);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        /* About Section */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .about-image {
            position: relative;
        }

        .about-image img {
            border-radius: 16px;
            box-shadow: var(--shadow-xl);
        }

        .about-image::before {
            content: '';
            position: absolute;
            top: -20px;
            left: -20px;
            width: 100px;
            height: 100px;
            background: var(--accent);
            border-radius: 16px;
            z-index: -1;
        }

        .about-content h2 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 24px;
            line-height: 1.3;
        }

        .about-content h2 span {
            color: var(--accent);
        }

        .about-content p {
            margin-bottom: 24px;
            color: var(--gray-600);
            font-size: 1.0625rem;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 32px;
        }

        .about-feature {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 500;
            color: var(--gray-800);
        }

        .about-feature i {
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: var(--white);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.875rem;
        }

        /* Services Section */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
        }

        .service-card {
            background: var(--white);
            border-radius: 16px;
            padding: 40px 32px;
            box-shadow: var(--shadow-md);
            transition: all 0.3s ease;
            border: 1px solid var(--gray-200);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-xl);
        }

        .service-card:hover::before {
            transform: scaleX(1);
        }

        .service-icon {
            width: 72px;
            height: 72px;
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary) 100%);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            font-size: 1.75rem;
            color: var(--white);
        }

        .service-card h3 {
            font-size: 1.375rem;
            font-weight: 700;
            color: var(--gray-800);
            margin-bottom: 12px;
        }

        .service-card p {
            color: var(--gray-500);
            margin-bottom: 20px;
        }

        .service-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
        }

        .service-link:hover {
            color: var(--accent);
            gap: 12px;
        }

        /* Why Choose Us Section */
        .why-us-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }

        .why-us-card {
            text-align: center;
            padding: 40px 24px;
            background: var(--white);
            border-radius: 16px;
            box-shadow: var(--shadow-md);
            transition: all 0.3s ease;
        }

        .why-us-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .why-us-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            font-size: 2rem;
            color: var(--white);
        }

        .why-us-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--gray-800);
            margin-bottom: 12px;
        }

        .why-us-card p {
            color: var(--gray-500);
            font-size: 0.9375rem;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
        }

        .cta-content {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .cta-content h2 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 16px;
        }

        .cta-content p {
            font-size: 1.125rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Contact Section */
        .contact-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .contact-card {
            background: var(--white);
            border-radius: 16px;
            padding: 40px 32px;
            box-shadow: var(--shadow-lg);
            text-align: center;
            transition: all 0.3s ease;
            border: 1px solid var(--gray-200);
        }

        .contact-card:hover {
            transform: translateY(-8px);
        }

        .contact-icon {
            width: 72px;
            height: 72px;
            background: var(--gray-100);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            font-size: 1.5rem;
            color: var(--primary);
        }

        .contact-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--gray-800);
            margin-bottom: 12px;
        }

        .contact-card p {
            color: var(--gray-600);
            font-weight: 500;
        }

        .contact-card a {
            color: var(--primary);
        }

        .contact-card a:hover {
            color: var(--accent);
        }

        /* Footer */
        footer {
            background: var(--gray-900);
            color: var(--gray-400);
            padding: 80px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand p {
            margin: 20px 0;
            font-size: 0.9375rem;
            line-height: 1.8;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            background: var(--gray-800);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            transition: all 0.3s ease;
        }

        .footer-social a:hover {
            background: var(--accent);
            transform: translateY(-4px);
        }

        .footer-column h4 {
            color: var(--white);
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .footer-column ul li {
            margin-bottom: 12px;
        }

        .footer-column a {
            color: var(--gray-400);
            font-size: 0.9375rem;
            transition: all 0.3s ease;
        }

        .footer-column a:hover {
            color: var(--accent);
            padding-left: 8px;
        }

        .footer-bottom {
            border-top: 1px solid var(--gray-800);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom p {
            font-size: 0.875rem;
        }

        /* Responsive Styles */
        @media (max-width: 1024px) {
            .about-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

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

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

        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }

            .section-title {
                font-size: 2rem;
            }

            .header-content {
                padding: 12px 0;
            }

            .main-nav {
                display: none;
            }

            .mobile-toggle {
                display: flex;
            }

            .hero {
                padding-top: 100px;
                min-height: auto;
                padding-bottom: 60px;
            }

            .hero h1 {
                font-size: 2.5rem;
            }

            .hero-stats {
                flex-direction: column;
                gap: 24px;
            }

            .hero-stat {
                text-align: left;
            }

            .about-features {
                grid-template-columns: 1fr;
            }

            .services-grid {
                grid-template-columns: 1fr;
            }

            .why-us-grid {
                grid-template-columns: 1fr;
            }

            .contact-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 16px;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .hero h1 {
                font-size: 2rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .btn {
                padding: 12px 24px;
            }

            .header-phone span {
                display: none;
            }
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }

        .delay-1 { animation-delay: 0.1s; }
        .delay-2 { animation-delay: 0.2s; }
        .delay-3 { animation-delay: 0.3s; }
        .delay-4 { animation-delay: 0.4s; }