/* --- BOLD, TRADE-FOCUSED VARIABLES --- */
        :root {
            --primary-brand: #0B2447;     /* Deep professional navy */
            --secondary-brand: #19376D;   /* Lighter navy */
            --accent: #FF6B00;            /* High-impact Orange */
            --accent-hover: #CC5500;
            --text-main: #2D3748;
            --text-muted: #718096;
            --bg-light: #F8FAFC;
            --white: #FFFFFF;
            --gas-safe: #FCD34D;
            --worcester-green: #005A3C;
            --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
            --shadow-hover: 0 15px 30px rgba(11, 36, 71, 0.15);
            --radius: 6px; 
        }

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

        html { 
            scroll-behavior: smooth; 
            overflow-x: hidden; 
            width: 100%;
        }

        body {
            font-family: 'Outfit', sans-serif;
            color: var(--text-main);
            line-height: 1.6;
            background-color: var(--bg-light);
            overflow-x: hidden;
            width: 100%;
            position: relative;
        }

        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: var(--transition); }

        /* --- Pronounced Scroll Animations --- */
        .animate {
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.8s ease-out, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
            will-change: opacity, visibility, transform;
        }
        .fade-in { transform: translateY(0); }
        .slide-up { transform: translateY(80px); } 
        .slide-left { transform: translateX(80px); }
        .slide-right { transform: translateX(-80px); }
        
        .animate.is-visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0) translateX(0) scale(1);
        }
        .delay-100 { transition-delay: 0.1s; }
        .delay-200 { transition-delay: 0.2s; }
        .delay-300 { transition-delay: 0.3s; }

        /* --- Two-Tier Header --- */
        .top-bar {
            background-color: var(--primary-brand);
            color: var(--white);
            padding: 0.5rem 5%;
            font-size: 0.9rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 500;
        }
        
        .top-bar-left, .top-bar-right { 
            display: flex; 
            align-items: center; 
            gap: 20px; 
        }
        .top-bar span {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .top-bar a:hover { color: var(--accent); }

        header {
            position: sticky;
            top: 0; 
            width: 100%;
            background-color: var(--white);
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
            z-index: 1000;
            padding: 1rem 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: padding 0.3s ease;
        }

        .logo-link {
            display: flex;
            align-items: center;
        }
        
        .site-logo {
            max-height: 90px; 
            width: auto;
            transition: var(--transition);
        }

        .nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
        .nav-links a { font-weight: 600; color: var(--primary-brand); font-size: 1.1rem; display: flex; align-items: center; gap: 4px; }
        .nav-links a:hover { color: var(--accent); }

        /* --- Dropdown Styles --- */
        .nav-links .dropdown { position: relative; }
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            background-color: var(--white);
            min-width: 240px;
            box-shadow: 0 10px 25px rgba(11, 36, 71, 0.1);
            border-radius: var(--radius);
            opacity: 0;
            visibility: hidden;
            transform: translateY(15px);
            transition: all 0.3s ease;
            list-style: none;
            padding: 0.5rem 0;
            z-index: 100;
            border-top: 3px solid var(--accent);
        }
        .dropdown:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .dropdown-menu li { width: 100%; }
        .dropdown-menu a {
            display: block;
            padding: 0.8rem 1.5rem;
            color: var(--text-main);
            font-size: 1rem;
            font-weight: 500;
            border-bottom: 1px solid #F1F5F9;
        }
        .dropdown-menu a:last-child { border-bottom: none; }
        .dropdown-menu a:hover {
            background-color: #F8FAFC;
            color: var(--accent);
            padding-left: 1.8rem;
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .btn {
            padding: 1rem 2rem;
            background-color: var(--accent);
            color: var(--white);
            font-weight: 700;
            border-radius: var(--radius);
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            font-size: 1rem;
        }

        .btn:hover { 
            background-color: var(--accent-hover); 
            transform: translateY(-2px); 
            box-shadow: 0 4px 12px rgba(255, 107, 0, 0.3); 
        }
        
        .btn-outline { 
            background-color: transparent; 
            border: 2px solid var(--primary-brand); 
            color: var(--primary-brand); 
            text-shadow: none; 
        }
        .btn-outline:hover { 
            background-color: var(--primary-brand); 
            color: var(--white); 
        }

        .mobile-menu-btn { 
            display: none; 
            background: none; 
            border: none; 
            font-size: 2.5rem; 
            color: var(--primary-brand); 
            cursor: pointer; 
        }

        /* --- High-Impact Hero Section --- */
        .hero {
            padding: 120px 5% 100px;
            min-height: 85vh;
            background-color: var(--white);
            background-image: linear-gradient(90deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.7) 45%, rgba(255,255,255,0) 100%), url('img/gas-craft-header.webp');
            background-position: right center;
            background-size: cover;
            background-repeat: no-repeat;
            display: flex;
            align-items: center;
            justify-content: flex-start;
            text-align: left;
        }

        .hero-content { 
            max-width: 650px; 
            text-shadow: 0 0 25px rgba(255, 255, 255, 1); 
        }

        .hero h1 {
            font-size: clamp(2.5rem, 6vw, 4.5rem);
            line-height: 1.1;
            margin-bottom: 1.5rem;
            font-weight: 800;
            text-transform: uppercase;
            color: var(--primary-brand);
        }

        .hero h1 span { color: var(--accent); }

        .hero p {
            font-size: 1.3rem; 
            margin-bottom: 2.5rem; 
            color: var(--primary-brand);
            font-weight: 600; 
            max-width: 700px; 
        }

        .hero-buttons { 
            display: flex; 
            gap: 1rem; 
            justify-content: flex-start; 
            flex-wrap: wrap; 
        }

        .finance-badge {
            margin-top: 1.5rem; 
            font-size: 1.05rem; 
            font-weight: 700; 
            color: var(--primary-brand); 
            display: inline-flex; 
            align-items: center; 
            gap: 8px; 
            background: rgba(255, 255, 255, 0.7); 
            backdrop-filter: blur(4px); 
            padding: 8px 16px; 
            border-radius: var(--radius); 
            border: 2px solid var(--accent);
        }

        /* --- Trust Strip --- */
        .trust-strip {
            background-color: var(--white);
            padding: 2rem 4%;
            box-shadow: 0 4px 20px rgba(0,0,0,0.05);
            display: flex;
            justify-content: space-between; 
            gap: 1.5rem; 
            flex-wrap: wrap;
            position: relative;
            z-index: 10;
            margin-top: -30px; 
            border-radius: var(--radius);
            max-width: 1200px;
            margin-inline: auto;
        }

        .trust-item {
            display: flex; 
            align-items: center; 
            gap: 15px; 
            font-weight: 700; 
            color: var(--primary-brand);
            flex: 1 1 auto; 
            justify-content: center; 
        }

        .trust-item svg { width: 40px; height: 40px; color: var(--accent); flex-shrink: 0; }
        .trust-item img { max-height: 45px; width: auto; max-width: 120px; object-fit: contain; flex-shrink: 0; } 

        /* --- General Layout & Sections --- */
        section { padding: 6rem 5%; }
        .section-header { text-align: center; margin-bottom: 4rem; }
        .section-header h2 { font-size: 2.8rem; color: var(--primary-brand); font-weight: 800; text-transform: uppercase; }
        .section-header p { color: var(--text-muted); max-width: 600px; margin: 1rem auto 0; font-size: 1.1rem; }
        .section-header .divider { width: 80px; height: 4px; background-color: var(--accent); margin: 1.5rem auto; }

        /* --- Worcester Section Update --- */
        .worcester-section { background-color: var(--primary-brand); color: var(--white); border-radius: var(--radius); margin-bottom: 4rem; }
        .worcester-container { 
            display: grid; grid-template-columns: 1fr 2fr; gap: 4rem; align-items: center; max-width: 1200px; margin: 0 auto; padding: 4rem;
        }
        .w-brand h2 { color: var(--white); font-size: 2.5rem; margin-bottom: 1rem;}
        .w-features {
            display: grid; grid-template-columns: 1fr 1fr; gap: 2rem;
        }
        .w-feature h4 { color: var(--accent); font-size: 1.2rem; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 10px; }
        .w-feature h4 svg { flex-shrink: 0; }
        .w-feature p { color: #CBD5E0; font-size: 1rem; line-height: 1.5; }

        /* --- About Section Grid --- */
        .about-grid {
            display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; max-width: 1200px; margin: 0 auto; align-items: center;
        }

        .about-images { position: relative; height: 500px; }
        .img-main { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: #E2E8F0; border-radius: var(--radius); border: 2px solid #CBD5E0; box-shadow: var(--shadow-hover); overflow: hidden; }

        .about-text h3 { font-size: 2.2rem; color: var(--primary-brand); margin-bottom: 1.5rem; font-weight: 800; }
        .about-text p { margin-bottom: 1.5rem; font-size: 1.1rem; }
        .checklist { list-style: none; margin-top: 2rem; display: grid; gap: 1rem; }
        .checklist li { display: flex; align-items: center; gap: 15px; font-weight: 600; font-size: 1.1rem; color: var(--primary-brand); }
        .checklist-icon { color: var(--accent); flex-shrink: 0; margin-top: 4px; }

        /* --- Services Grid --- */
        .services { background-color: var(--white); padding-block: 6rem; }
        .services-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; max-width: 1300px; margin: 0 auto;
        }

        .service-card {
            background: var(--bg-light);

            border: 1px solid #E2E8F0;
            padding: 3rem 2rem;
            border-radius: var(--radius);
            transition: var(--transition);
            text-align: center;
            border-top: 5px solid var(--primary-brand);
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow);
        }

        .service-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-hover); border-top-color: var(--accent); }
        .service-icon { margin-bottom: 1.5rem; color: var(--accent); display: flex; justify-content: center;}
        .service-card h3 { font-size: 1.5rem; margin-bottom: 1rem; font-weight: 800; color: var(--primary-brand);}
        .service-card p { color: var(--text-muted); margin-bottom: 1.5rem; flex-grow: 1; }
        .service-card a { color: var(--accent); font-weight: 700; display: inline-flex; align-items: center; gap: 5px; text-transform: uppercase; font-size: 0.9rem;}
        
        /* --- Checkatrade Reviews Slider --- */
        .reviews-section {
            background-color: var(--bg-light);
            overflow: hidden;
            padding-block: 6rem;
        }
        
        .slider-container {
            max-width: 1300px;
            margin: 0 auto;
            position: relative;
            padding: 20px 0;
            /* overflow: hidden removed to allow native horizontal scroll without cropping */
        }

        .reviews-track {
            display: flex;
            gap: 2rem;
            /* Native CSS Scroll Snapping for flawless mobile swipes */
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            scroll-behavior: smooth;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 20px; 
            scrollbar-width: none; /* Firefox */
        }
        
        .reviews-track::-webkit-scrollbar {
            display: none; /* Safari and Chrome */
        }

        .review-card {
            min-width: 350px;
            max-width: 400px;
            background: var(--white);
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border-top: 4px solid var(--accent);
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            user-select: none;
            /* Snap card to the left edge when swiping stops */
            scroll-snap-align: start; 
        }

        .review-stars {
            color: var(--accent);
            font-size: 1.4rem;
            letter-spacing: 2px;
            margin-bottom: 1rem;
        }

        .review-text {
            font-size: 1.05rem;
            font-style: italic;
            color: var(--text-main);
            margin-bottom: 1.5rem;
            line-height: 1.6;
            flex-grow: 1;
        }

        .review-author {
            font-weight: 800;
            color: var(--primary-brand);
            font-size: 1.1rem;
        }

        .checkatrade-tag {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 5px;
            font-weight: 600;
            margin-top: 5px;
        }

        .checkatrade-tag svg {
            color: var(--worcester-green);
        }

        .slider-dots {
            display: flex;
            justify-content: center;
            flex-wrap: wrap; /* Allows dots to wrap on small screens so they don't break layout */
            gap: 10px;
            margin-top: 2rem;
            padding: 0 15px;
        }

        .dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: #CBD5E0;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            padding: 0;
        }

        .dot.active {
            background-color: var(--accent);
            transform: scale(1.3);
        }

        /* --- Gallery Grid Update --- */
        .gallery-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; max-width: 1300px; margin: 0 auto;
        }
        .gallery-item {
            position: relative; height: 320px; border-radius: var(--radius); overflow: hidden;
            background: linear-gradient(45deg, #E2E8F0, #CBD5E0);
            box-shadow: var(--shadow); cursor: pointer;
        }
        .g-overlay {
            position: absolute; inset: 0; background: linear-gradient(to top, rgba(11, 36, 71, 0.9), transparent);
            display: flex; flex-direction: column; justify-content: flex-end;
            padding: 2rem; color: white; transition: var(--transition); z-index: 1;
        }
        .g-overlay h4 { font-size: 1.3rem; margin-bottom: 5px; color: var(--accent); font-weight: 800;}
        .g-overlay p { margin: 0; color: #E2E8F0; }

        /* --- Contact Update --- */
        .contact { background-color: var(--white); }
        .contact-container { display: grid; grid-template-columns: 1fr 1.2fr; gap: 4rem; max-width: 1200px; margin: 0 auto; align-items: start;}
        .contact-card { background: var(--white); padding: 3rem; border-radius: var(--radius); box-shadow: var(--shadow); border-top: 5px solid var(--accent); }
        
        .contact-card-dark {
            background: var(--primary-brand);
            color: var(--white);
            border-radius: var(--radius);
            padding: 3rem;
            box-shadow: var(--shadow-hover);
            text-align: center;
        }
        .contact-card-dark h3 {
            color: var(--white);
            margin-bottom: 1.5rem;
            font-size: 1.8rem;
        }
        .contact-card-dark p {
            color: #cbd5e1;
            margin-bottom: 2rem;
            font-size: 1.1rem;
        }
        .contact-card-dark .btn {
            background: var(--white);
            color: var(--primary-brand);
            width: 100%;
            justify-content: center;
        }
        
        .info-card { display: flex; gap: 1.5rem; margin-bottom: 2rem; }
        .info-icon {
            width: 50px; height: 50px; background: rgba(255, 107, 0, 0.1); color: var(--accent);
            border-radius: var(--radius); display: flex; align-items: center; justify-content: center; flex-shrink: 0;
        }

        .form-control {
            width: 100%; padding: 1rem; border: 2px solid #E2E8F0; border-radius: var(--radius);
            font-family: inherit; font-size: 1rem; transition: var(--transition); background: var(--bg-light);
        }
        .form-control:focus { outline: none; border-color: var(--primary-brand); background: var(--white); }
        .form-group { margin-bottom: 1.5rem; }
        .form-group label { display: block; margin-bottom: 0.5rem; font-weight: 700; color: var(--primary-brand); }

        /* --- Footer Update --- */
        footer { background-color: var(--primary-brand); color: #A0AEC0; padding: 4rem 5% 2rem; border-top: 5px solid var(--accent); }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 4rem; max-width: 1200px; margin: 0 auto 3rem; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 3rem;}
        .footer-logo { font-size: 2rem; font-weight: 800; color: white; margin-bottom: 1rem; text-transform: uppercase;}
        .footer-bottom { display: flex; justify-content: space-between; align-items: center; max-width: 1200px; margin: 0 auto; flex-wrap: wrap; gap: 1rem; font-size: 0.9rem; }
        
        /* --- Mobile Responsiveness --- */

        @media (max-width: 1150px) {
            .mobile-menu-btn { display: block; }
            .nav-links {
                position: absolute; top: 100%; left: 0; width: 100%; background: var(--primary-brand);
                flex-direction: column; padding: 2rem; gap: 1.5rem; text-align: center;
                box-shadow: 0 10px 20px rgba(0,0,0,0.1);
                opacity: 0; visibility: hidden; transform: translateY(-10px);
                transition: var(--transition);
            }
            .nav-links.active { opacity: 1; visibility: visible; transform: translateY(0); }
            .nav-links a { color: var(--white); }
            .header-cta .btn { display: none; } 
            .site-logo { max-height: 70px; } 

            /* Mobile Dropdown Overrides */
            .dropdown-menu {
                position: static;
                box-shadow: none;
                border-top: none;
                background-color: rgba(255,255,255,0.05); /* subtle background */
                min-width: 100%;
                display: none; /* hidden by default on mobile */
                opacity: 1;
                visibility: visible;
                transform: translateY(0);
                padding: 1rem 0;
                border-radius: var(--radius);
                margin-top: 1rem;
            }
            .dropdown.active .dropdown-menu { display: block; }
            .dropdown-menu a {
                color: var(--white);
                padding: 0.8rem 0;
                border-bottom: 1px solid rgba(255,255,255,0.1);
                justify-content: center;
            }
            .dropdown-menu a:last-child { border-bottom: none; }
            .dropdown-menu a:hover {
                background-color: transparent;
                color: var(--accent);
                padding-left: 0;
            }
        }

        @media (max-width: 992px) {
            .top-bar { flex-direction: column; gap: 10px; text-align: center; }
            
            .hero { 
                background-position: right bottom !important; 
                background-image: linear-gradient(to bottom, rgba(255,255,255,1) 0%, rgba(255,255,255,0.95) 50%, rgba(255,255,255,0) 100%), url('img/gas-craft-header.webp') !important;
                justify-content: center;
                align-items: flex-start; 
                text-align: center;
                padding-top: 100px;
                padding-bottom: 250px; 
            }
            .hero-content { max-width: 100%; text-shadow: none; }
            .hero p { margin-inline: auto; }
            .hero-buttons { justify-content: center; }

            .trust-strip { flex-direction: column; gap: 2rem; margin-top: 2rem; text-align: center; align-items: center;}
            .worcester-container { grid-template-columns: 1fr; padding: 3rem 2rem; }
            .w-features { grid-template-columns: 1fr; }
            .about-grid { grid-template-columns: 1fr; }
            .about-images { order: -1; height: 400px; }
            .contact-container { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
            
            .review-card { min-width: 280px; padding: 2rem 1.5rem; }
        }

        @media (max-width: 768px) {
            section { padding: 4rem 5%; }
            .hero { padding-bottom: 280px; }
            .hero h1 { font-size: 2.2rem; } 
            .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
        }

        .fab-call {
            display: none; position: fixed; bottom: 20px; right: 20px;
            background-color: var(--accent); color: white; width: 60px; height: 60px;
        border-radius: 50%; text-align: center; line-height: 60px;
        box-shadow: 0 10px 25px rgba(255,107,0,0.4); z-index: 999;
    }
    @media (max-width: 768px) { .fab-call { display: block; } }

    /* ==========================================
       SUBPAGE SPECIFIC STYLES
       ========================================== */
    
    .subpage-hero {
        background-size: cover;
        background-position: center;
        padding: 120px 5% 90px;
        text-align: center;
        border-bottom: 1px solid #CBD5E0;
    }
    
    /* OVERLAYS REMOVED FROM ALL SUBPAGE HERO IMAGES */
    .hero-heat-pump { background-image: url('img/heat-pump.webp'); }
    .hero-boiler-install { background-image: url('img/boiler-install.webp'); }
    .hero-boiler-repair { background-image: url('img/boiler-repair.webp'); }
    .hero-gas-safety { background-image: url('img/gas-safety-check.webp'); }

    /* Clean text styles matching the original design */
    .subpage-hero h4 { 
        color: var(--accent); 
        font-weight: 700; 
        letter-spacing: 2px; 
        margin-bottom: 10px; 
        text-transform: uppercase; 
    }
    .subpage-hero h1 { 
        font-size: clamp(2.5rem, 5vw, 3.5rem); 
        color: var(--primary-brand); 
        font-weight: 800; 
        margin-bottom: 1.5rem; 
        line-height: 1.2; 
    }
    .subpage-hero p { 
        font-size: 1.2rem; 
        color: var(--text-main); 
        max-width: 750px; 
        margin: 0 auto; 
        line-height: 1.6; 
        background-color: rgba(255, 255, 255, 0.85);
        padding: 1rem 1.5rem;
        border-radius: var(--radius);
        box-shadow: 0 4px 15px rgba(0,0,0,0.05);
        backdrop-filter: blur(4px);
    }
    
    .page-content { padding: 6rem 5%; background-color: var(--white); }
    .bg-light { background-color: var(--bg-light); border-top: 1px solid #E2E8F0; border-bottom: 1px solid #E2E8F0; }

    /* Subpage Boiler Range Grid */
    .boiler-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; max-width: 1200px; margin: 3rem auto 0; }
    .boiler-card { background-color: var(--white); border: 1px solid #E2E8F0; border-radius: var(--radius); padding: 2.5rem 2rem; text-align: center; border-top: 4px solid var(--worcester-green); transition: transform 0.3s ease, box-shadow 0.3s ease; display: flex; flex-direction: column; box-shadow: var(--shadow); }
    .boiler-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-top-color: var(--primary-brand); }
    .boiler-card h4 { color: var(--primary-brand); font-size: 1.5rem; margin-bottom: 0.5rem; font-weight: 800; }
    .boiler-img { max-height: 220px; width: auto; margin: 0 auto 1.5rem; object-fit: contain; }
    .boiler-card .badge { display: inline-block; background: var(--worcester-green); color: white; font-size: 0.8rem; font-weight: 700; padding: 6px 14px; border-radius: 20px; margin-bottom: 1.5rem; text-transform: uppercase; align-self: center; }
    .boiler-card p { color: var(--text-muted); margin-bottom: 1.5rem; font-size: 1.05rem; }
    .boiler-features { list-style: none; text-align: left; margin-bottom: 2rem; flex-grow: 1; }
    .boiler-features li { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 0.8rem; font-size: 0.95rem; color: var(--text-main); font-weight: 500; }
    .boiler-features li svg { color: var(--accent); flex-shrink: 0; margin-top: 2px; }
    @media (min-width: 1024px) {
        .boiler-card.premium { transform: scale(1.05); box-shadow: var(--shadow-hover); z-index: 1; border-top-color: var(--primary-brand); }
        .boiler-card.premium:hover { transform: scale(1.05) translateY(-5px); }
    }

    /* TrueQuote Calculator Styles */
    .calculator-section { background-color: #F1F5F9; padding: 6rem 5%; }
    .quote-tool { max-width: 900px; margin: 0 auto; background: var(--white); border-radius: var(--radius); box-shadow: 0 15px 35px rgba(11, 36, 71, 0.1); overflow: hidden; position: relative; }
    .quote-header { background: var(--primary-brand); color: var(--white); padding: 2.5rem 2rem; text-align: center; }
    .quote-header h2 { font-size: 2rem; margin-bottom: 0.5rem; font-weight: 800; }
    .quote-header p { color: #CBD5E0; font-size: 1.1rem; }
    
    .quote-progress {
        height: 8px;
        background: #E2E8F0;
        width: 100%;
    }
    .quote-progress-bar {
        height: 100%;
        background: var(--accent);
        width: 0%;
        transition: width 0.4s ease-in-out;
    }
    
    .quote-step {
        display: none;
        padding: 4rem 3rem;
        text-align: center;
        animation: slideInRight 0.4s ease-out;
    }
    .quote-step.active {
        display: block;
    }
    
    @keyframes slideInRight {
        from { opacity: 0; transform: translateX(30px); }
        to { opacity: 1; transform: translateX(0); }
    }

    .quote-step h3 {
        color: var(--primary-brand);
        font-size: 1.8rem;
        margin-bottom: 2.5rem;
        font-weight: 700;
    }

    .quote-options {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
        gap: 1.5rem;
    }

    .quote-card {
        border: 2px solid #E2E8F0;
        border-radius: var(--radius);
        padding: 2.5rem 1rem;
        cursor: pointer;
        transition: all 0.2s ease;
        background: var(--white);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    .quote-card:hover {
        border-color: var(--accent);
        background: #FFF8F3;
        transform: translateY(-3px);
        box-shadow: 0 10px 20px rgba(255, 107, 0, 0.1);
    }
    .quote-card svg {
        width: 50px;
        height: 50px;
        color: var(--primary-brand);
        margin-bottom: 1.5rem;
        transition: color 0.2s ease;
    }
    .quote-card:hover svg {
        color: var(--accent);
    }
    .quote-card h4 {
        font-size: 1.1rem;
        color: var(--primary-brand);
        font-weight: 600;
    }

    .quote-nav {
        display: flex;
        justify-content: space-between;
        margin-top: 3rem;
        border-top: 1px solid #E2E8F0;
        padding-top: 2rem;
    }
    .btn-back {
        background: transparent;
        color: var(--text-muted);
        border: none;
        font-weight: 600;
        font-size: 1rem;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 5px;
        padding: 0.5rem 1rem;
    }
    .btn-back:hover { color: var(--primary-brand); }

    /* Loading Spinner */
    .loader-step {
        padding: 6rem 2rem;
        text-align: center;
    }
    .spinner {
        width: 60px;
        height: 60px;
        border: 5px solid #E2E8F0;
        border-top-color: var(--accent);
        border-radius: 50%;
        animation: spin 1s linear infinite;
        margin: 0 auto 2rem;
    }
    @keyframes spin { 100% { transform: rotate(360deg); } }

    /* Result Step */
    .quote-result {
        text-align: left;
        display: grid;
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    @media (min-width: 768px) {
        .quote-result { grid-template-columns: 1.5fr 1fr; }
    }
    .result-details {
        background: #F8FAFC;
        padding: 2.5rem;
        border-radius: var(--radius);
        border-left: 5px solid var(--worcester-green);
    }
    .result-details h4 { color: var(--worcester-green); text-transform: uppercase; font-size: 0.9rem; letter-spacing: 1px; margin-bottom: 1rem; }
    .result-details h2 { color: var(--primary-brand); font-size: 2.2rem; margin-bottom: 1rem; }
    .result-price { font-size: 1.5rem; font-weight: 700; color: var(--text-main); margin-bottom: 1.5rem; }
    .result-price span { font-size: 2.5rem; color: var(--accent); }
    .result-action { display: flex; flex-direction: column; gap: 1rem; }