/* PRESET: INDUSTRIAL (RAW / INDUSTRIAL) */
        @import url('https://fonts.googleapis.com/css2?family=Oswald:wght@300;500;700&family=Roboto:wght@300;400;700&display=swap');

        :root {
            --primary: #F4D03F; /* Safety Yellow */
            --dark: #111111;   /* Asphalt */
            --grey: #888888;    /* Cement */
            --text-main: #ffffff;
            --text-muted: #aaaaaa;
            --border-color: #333333;
            --noise-bg: url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)" opacity="0.05"/%3E%3C/svg%3E');
            
            --spacing-section: clamp(60px, 8vw, 100px);
            --container-width: 1200px;
            --header-height: 80px;
            
            /* Demo Layer Tokens */
            --demo-accent: #22c55e;
            --demo-link: #86efac;
            --demo-topbar-offset: 40px;
        }

        /* RESET & BASE */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Roboto', sans-serif;
            background-color: var(--dark);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
            background-image: var(--noise-bg);
        }
        
        h1, h2, h3, h4 {
            font-family: 'Oswald', sans-serif;
            text-transform: uppercase;
            letter-spacing: 1px;
            line-height: 1.1;
        }
        
        a { text-decoration: none; color: inherit; transition: 0.3s; }
        ul { list-style: none; }
        img { max-width: 100%; display: block; height: auto; }
        
        /* UTILS */
        .container {
            width: 90%;
            max-width: var(--container-width);
            margin: 0 auto;
            position: relative;
        }
        .section-padding { padding: var(--spacing-section) 0; border-bottom: 1px solid var(--border-color); }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 1rem 2rem;
            font-family: 'Oswald', sans-serif;
            font-weight: 700;
            text-transform: uppercase;
            border: 2px solid var(--primary);
            background: var(--primary);
            color: var(--dark);
            cursor: pointer;
            gap: 0.5rem;
        }
        .btn:hover {
            background: transparent;
            color: var(--primary);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: var(--dark);
        }

        /* INDUSTRIAL GRID LINES */
        .grid-lines {
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            pointer-events: none;
            z-index: 0;
            display: flex;
            justify-content: space-between;
            padding: 0 5%;
        }
        .grid-lines span {
            width: 1px;
            height: 100%;
            background: rgba(255,255,255,0.03);
        }

        /* 3) DEMO LAYER */
        #demo-layer {
            position: fixed;
            top: 0; left: 0; width: 100%; height: var(--demo-topbar-offset);
            background: rgba(0,0,0,0.9);
            backdrop-filter: blur(5px);
            z-index: 9999;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            font-size: 12px;
            border-bottom: 1px solid #333;
        }
        .demo-brand { display: flex; align-items: center; gap: 8px; color: #fff; }
        .demo-dot {
            width: 8px; height: 8px; background: var(--demo-accent);
            border-radius: 50%;
            box-shadow: 0 0 0 3px rgba(34,197,94,.25), 0 0 12px rgba(34,197,94,.6);
            animation: pulse 2s infinite;
        }
        .demo-actions a { color: var(--demo-link); margin-left: 15px; font-weight: bold; }
        @keyframes pulse { 0% { opacity: 1; } 50% { opacity: 0.5; } 100% { opacity: 1; } }

        /* 4) NAVIGATION */
        .navbar {
            position: sticky;
            top: var(--demo-topbar-offset);
            background: rgba(17,17,17,0.95);
            border-bottom: 1px solid var(--primary);
            z-index: 1000;
            padding: 1rem 0;
        }
        .nav-content { display: flex; justify-content: space-between; align-items: center; }
        .logo { font-size: 1.5rem; font-weight: 700; font-family: 'Oswald', sans-serif; color: var(--primary); }
        .nav-links { display: flex; gap: 2rem; }
        
        @media (max-width: 900px) {
            .nav-links { display: none; } /* Mobile menu handled by JS ideally, keeping simple for no-framework constraint */
            .nav-links.active { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; width: 100%; background: #111; padding: 2rem; border-bottom: 2px solid var(--primary); }
            .mobile-toggle { display: block; font-size: 1.5rem; cursor: pointer; color: var(--primary); }
        }
        @media (min-width: 901px) { .mobile-toggle { display: none; } }

        /* 5) SECTIONS SPECIFIC (INDUSTRIAL) */
        
        /* HERO */
        #hero {
            min-height: 80vh;
            display: flex;
            align-items: center;
            background: linear-gradient(rgba(17,17,17,0.8), rgba(17,17,17,0.8)), url('assets/img/hero.jpg') center/cover;
            border-bottom: 4px solid var(--primary);
        }
        .hero-content { max-width: 800px; z-index: 1; }
        .hero-title { font-size: clamp(2.5rem, 5vw, 5rem); color: #fff; margin-bottom: 1.5rem; }
        .trust-ribbon { margin-top: 2rem; display: flex; gap: 1.5rem; flex-wrap: wrap; font-size: 0.9rem; color: var(--grey); }
        .trust-item { display: flex; align-items: center; gap: 0.5rem; border: 1px solid #333; padding: 0.5rem 1rem; }

        /* BENEFITS (Grid) */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }
        .card {
            border: 1px solid var(--border-color);
            padding: 2rem;
            background: rgba(255,255,255,0.02);
            transition: transform 0.3s;
        }
        .card:hover { border-color: var(--primary); transform: translateY(-5px); }
        .card-num { font-size: 2rem; color: var(--primary); font-family: 'Oswald', sans-serif; opacity: 0.5; margin-bottom: 1rem; }

        /* CAROUSEL / QUOTES */
        .quote-carousel {
            background: var(--primary);
            color: var(--dark);
            padding: 3rem 0;
            text-align: center;
        }
        .quote-slide { display: none; }
        .quote-slide.active { display: block; animation: fadeIn 0.5s; }
        .quote-text { font-size: 1.5rem; font-family: 'Oswald', sans-serif; font-style: italic; margin-bottom: 1rem; }
        @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

        /* FIRST TIME (Accordion) */
        .accordion-item { border-bottom: 1px solid var(--border-color); }
        .accordion-header {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            color: #fff;
            padding: 1.5rem 0;
            font-size: 1.2rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
        }
        .accordion-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            color: var(--text-muted);
        }
        .accordion-content p { padding-bottom: 1.5rem; }

        /* GALLERY */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 10px;
        }
        .gallery-item { 
            position: relative; 
            aspect-ratio: 1/1; 
            overflow: hidden; 
            cursor: pointer;
        }
        .gallery-item img { 
            width: 100%; height: 100%; object-fit: cover; 
            transition: transform 0.5s;
            filter: grayscale(100%);
        }
        .gallery-item:hover img { transform: scale(1.1); filter: grayscale(0%); }
        
        /* CONTACT & MAP */
        .contact-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .contact-card {
            border: 2px solid var(--border-color);
            padding: 2rem;
            text-align: center;
        }
        .map-container { width: 100%; height: 400px; margin-top: 2rem; filter: grayscale(100%) invert(90%); }
        
        /* FOOTER */
        footer { background: #000; padding: 4rem 0; border-top: 4px solid var(--primary); font-size: 0.9rem; color: #666; }
        .footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 3rem; }
        .footer h4 { color: #fff; margin-bottom: 1.5rem; }
        .footer a:hover { color: var(--primary); }

        /* UTILITIES / EXTRAS */
        .text-highlight { color: var(--primary); }
        .step-list { counter-reset: steps; }
        .step-item { position: relative; padding-left: 60px; margin-bottom: 2rem; }
        .step-item::before {
            counter-increment: steps;
            content: counter(steps);
            position: absolute; left: 0; top: 0;
            width: 40px; height: 40px;
            background: var(--border-color);
            color: #fff;
            display: flex; align-items: center; justify-content: center;
            font-weight: bold;
        }

        /* WA FLOAT */
        .wa-float {
            position: fixed;
            bottom: 30px; right: 30px;
            width: 60px; height: 60px;
            background: #25D366;
            border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            box-shadow: 0 4px 10px rgba(0,0,0,0.5);
            z-index: 2000;
            transition: transform 0.3s;
        }
        .wa-float:hover { transform: scale(1.1); }
        
        /* LIGHTBOX */
        #lightbox {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,0.95);
            z-index: 10000;
            display: none;
            align-items: center; justify-content: center;
        }
        #lightbox.active { display: flex; }
        #lightbox img { max-height: 90vh; max-width: 90vw; border: 2px solid var(--primary); }