/* CSS Variables */
        :root {
            --bg-dark-purple: #100a1f; 
            --card-purple: #1f1438;
            --accent-mint: #6fffd9;
            --text-light-gray: #cccccc;
            --border-color: rgba(111, 255, 217, 0.2);
            --shadow-color: rgba(111, 255, 217, 0.1);
            --font-heading: 'Verdana', 'Geneva', sans-serif;
            --font-body: 'Arial', 'Helvetica', sans-serif;
            --container-width: 1140px;
            --nav-height: 90px;
        }

        /* Basic Resets & Body */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        html {
            scroll-behavior: smooth;
        }
        
        body {
            background-color: var(--bg-dark-purple);
            color: var(--text-light-gray);
            font-family: var(--font-body);
            line-height: 1.7;
            font-size: 16px;
        }
        
        /* Typography */
        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: white;
            line-height: 1.3;
        }
        
        h1 { font-size: 3.5rem; margin-bottom: 0.5em; }
        h2 { font-size: 2.5rem; margin-bottom: 1.5em; text-align: center; }
        h3 { font-size: 1.25rem; color: var(--accent-mint); margin-bottom: 0.75em; letter-spacing: 0.05em;}
        p { margin-bottom: 1.5em; }
        a { color: var(--accent-mint); text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: white; }

        /* Layout & Containers */
        .page-container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        section {
            padding: 100px 0;
            position: relative;
        }

        /* Header & Navigation */
        .master-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background-color: rgba(16, 10, 31, 0.8);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: var(--nav-height);
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo-link {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: white;
        }
        .logo-link span {
            color: var(--accent-mint);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 40px;
        }
        .main-nav ul {
            list-style: none;
            display: flex;
            gap: 25px;
        }
        .main-nav a {
            font-family: var(--font-heading);
            font-size: 0.9rem;
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }

        .guide-links-group p {
            font-size: 0.7rem;
            color: rgba(255,255,255,0.5);
            margin: 0 0 5px 0;
            text-transform: uppercase;
            letter-spacing: 0.1em;
        }
        
        /* Hero Section */
        .hero-section {
            padding: calc(var(--nav-height) + 120px) 0 120px;
            text-align: center;
            min-height: 80vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            background-image: radial-gradient(circle at 50% 30%, rgba(31, 20, 56, 0.9) 0%, transparent 70%);
        }
        
        .hero-section p {
            font-size: 1.1rem;
            max-width: 650px;
            margin: 0 auto 40px;
            opacity: 0.8;
        }

        .cta-button {
            display: inline-block;
            background-color: var(--accent-mint);
            color: var(--bg-dark-purple);
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            padding: 18px 40px;
            border: none;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(111, 255, 217, 0.2);
        }

        /* Step-by-Step Section */
        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        .step-card {
            padding: 30px;
            border: 1px solid var(--border-color);
            position: relative;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .step-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px var(--shadow-color);
        }
        .step-number {
            position: absolute;
            top: -20px;
            left: 20px;
            font-family: var(--font-heading);
            font-size: 3rem;
            color: rgba(31, 20, 56, 0.8);
            -webkit-text-stroke: 1px var(--accent-mint);
            line-height: 1;
        }

        /* Benefits Section */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .benefit-card {
            padding: 40px;
            background-color: var(--card-purple);
            border: 1px solid var(--border-color);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .benefit-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px var(--shadow-color);
        }
        .benefit-icon {
            width: 50px;
            height: 50px;
            margin-bottom: 25px;
        }
        .benefit-icon path {
            stroke: var(--accent-mint);
        }

        /* Testimonials Section */
        .testimonials-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        .testimonial-card {
            padding: 40px;
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            transition: border-color 0.3s ease;
        }
        .testimonial-card:hover {
            border-color: var(--accent-mint);
        }

        .testimonial-quote {
            font-size: 1.1rem;
            font-style: italic;
            margin-bottom: 1.5em;
            flex-grow: 1;
        }
        .testimonial-author {
            font-family: var(--font-heading);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: white;
        }
        .testimonial-author span {
            display: block;
            font-family: var(--font-body);
            text-transform: none;
            letter-spacing: normal;
            font-size: 0.9rem;
            color: var(--text-light-gray);
            font-weight: 400;
            margin-top: 5px;
        }
        
        /* Article Section */
        .article-block {
            background-color: var(--card-purple);
            padding: 60px;
            border: 1px solid var(--border-color);
        }
        .article-block h2 {
            font-size: 1.8rem;
            text-align: left;
            margin-top: 2.5em;
            margin-bottom: 1.5em;
            padding-bottom: 0.5em;
            border-bottom: 1px solid var(--border-color);
        }
        .article-block h2:first-of-type {
            margin-top: 0;
        }
        .article-block p, 
        .article-block ul, 
        .article-block ol,
        .article-block table {
            font-size: 1.1rem;
            line-height: 1.8;
            padding-left: 20px;
            padding-right: 20px;
        }
        .article-block ul, .article-block ol {
            margin-bottom: 1.5em;
            padding-left: 40px;
        }
        .article-block li {
            margin-bottom: 0.75em;
        }
        .article-block strong { color: var(--accent-mint); }
        .article-block img {
            width: 100%;
            height: auto;
            border-radius: 8px;
            margin: 2em 0;
            border: 1px solid var(--border-color);
        }
        .article-block table {
            width: 100%;
            border-collapse: collapse;
            margin: 2em 0;
        }
        .article-block th, .article-block td {
            text-align: left;
            padding: 15px;
            border-bottom: 1px solid var(--border-color);
        }
        .article-block th {
            color: var(--accent-mint);
            font-family: var(--font-heading);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        /* Product Composition Section */
        .composition-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }
        .composition-card {
            padding: 30px;
            text-align: center;
            background-color: var(--card-purple);
            border: 1px solid transparent;
            transition: border-color 0.3s ease, transform 0.3s ease;
        }
        .composition-card:hover {
            border-color: var(--accent-mint);
            transform: scale(1.05);
        }
        .composition-icon {
            width: 40px; height: 40px; margin: 0 auto 20px;
        }
        .composition-icon path, .composition-icon rect, .composition-icon circle {
            fill: var(--accent-mint);
        }

        /* FAQ Section */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-color);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            text-align: left;
            padding: 25px 0;
            font-family: var(--font-heading);
            font-size: 1.1rem;
            letter-spacing: 0.05em;
            color: white;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.5s ease-in-out, padding 0.5s ease-in-out;
        }
        .faq-answer p {
            padding-bottom: 25px;
            margin-bottom: 0;
            opacity: 0.9;
        }
        .faq-item.active .faq-answer {
            max-height: 500px; /* Adjust if needed */
        }
        .faq-toggle {
            font-size: 2rem;
            color: var(--accent-mint);
            transition: transform 0.3s ease;
            line-height: 1;
        }
        .faq-item.active .faq-toggle {
            transform: rotate(45deg);
        }

        /* Footer */
        .master-footer {
            background-color: var(--card-purple);
            padding: 80px 0;
            border-top: 1px solid var(--border-color);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 50px;
        }
        .footer-about .logo-link {
            display: inline-block;
            margin-bottom: 20px;
        }
        .footer-about p {
            opacity: 0.7;
            max-width: 350px;
        }
        .footer-links-group h4 {
            font-size: 1.1rem;
            color: white;
            margin-bottom: 20px;
        }
        .footer-links-group ul {
            list-style: none;
        }
        .footer-links-group ul li {
            margin-bottom: 10px;
        }
        .footer-links-group ul a {
            color: var(--text-light-gray);
            opacity: 0.8;
        }
        .footer-links-group ul a:hover {
            opacity: 1;
            color: var(--accent-mint);
        }
        .footer-bottom {
            margin-top: 80px;
            padding-top: 40px;
            border-top: 1px solid var(--border-color);
            text-align: center;
            opacity: 0.5;
            font-size: 0.9rem;
        }

        /* Animation & Responsive */
        [data-anim] {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease-out, transform 0.8s ease-out;
        }
        [data-anim].is-visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2rem; }
            .step-grid { grid-template-columns: 1fr 1fr; }
            .benefits-grid { grid-template-columns: 1fr; }
            .testimonials-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
        }

        @media (max-width: 768px) {
            body { font-size: 15px; }
            section { padding: 80px 0; }
            h1 { font-size: 2.2rem; }
            
            .main-nav { display: none; /* Simplification for mobile */ }

            .step-grid { grid-template-columns: 1fr; }
            .article-block { padding: 30px; }
            .article-block p, .article-block ul, .article-block ol, .article-block table { padding-left: 0; padding-right: 0;}
        }





.blog-post-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.blog-post-card {
    display: flex;
    flex-direction: column;
    background-color: var(--card-purple);
    border: 1px solid var(--border-color);
    padding: 30px;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.blog-post-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px var(--shadow-color);
    border-color: var(--accent-mint);
}

.blog-post-card h3 {
    color: var(--accent-mint);
    font-size: 1.2rem;
    line-height: 1.4;
    margin-bottom: 15px;
    flex-grow: 1; /* Allows titles of different lengths to align descriptions */
}

.blog-post-card p {
    color: var(--text-light-gray);
    opacity: 0.8;
    margin-bottom: 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Override article block to remove padding as cards have their own */
.article-block {
    background-color: transparent;
    padding: 0;
    border: none;
}