/* CSS Reset & Variables */
        :root {
            --primary-color: #6d6fea;
            --primary-hover: #4a4cce;
            --dark-color: #1a1a2e;
            --light-color: #f8f9ff;
            --text-main: #2d3748;
            --text-muted: #718096;
            --surface-bg: #ffffff;
            --border-radius-md: 14px;
            --border-radius-lg: 20px;
            --transition-speed: 0.25s ease;
            --shadow-soft: 0 8px 24px rgba(109, 111, 234, 0.08);
            --shadow-hover: 0 16px 32px rgba(109, 111, 234, 0.16);
            --font-stack: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
            --max-width: 1200px;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-stack);
            color: var(--text-main);
            background-color: var(--surface-bg);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        /* Mandatory Text Rules */
        .fur, .crest, .trail, .spark, .leap {
            word-break: keep-all;
            overflow-wrap: break-word;
            line-height: 1.6;
        }
        
        .crest {
            white-space: normal;
            font-weight: 700;
            margin: 0;
        }

        .fur {
            margin: 0;
            color: var(--text-muted);
        }

        /* Mandatory Flex Rules applied as Base Utilities */
        .apex, .scout, .skulk, .globe, 
        .blaze, .hearth, .aurora, .biome, 
        .flare, .pelt, .nexus, .ember, 
        .den, .root, .ash, .tail, .gecko {
            display: flex;
            flex-wrap: wrap;
            min-width: 0;
            box-sizing: border-box;
        }

        /* Layout Shell */
        .globe {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
            flex-direction: column;
        }

        /* Header & Nav */
        .apex {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            padding: 16px 0;
            justify-content: center;
        }

        .scout {
            max-width: var(--max-width);
            width: 100%;
            padding: 0 24px;
            justify-content: space-between;
            align-items: center;
        }

        .snout img {
            height: 32px;
            display: block;
        }

        .skulk {
            gap: 28px;
            align-items: center;
        }

        .trail {
            text-decoration: none;
            color: var(--text-main);
            font-size: 15px;
            font-weight: 500;
            transition: color var(--transition-speed);
        }

        .trail:hover, .trail:focus {
            color: var(--primary-color);
        }

        .trail.active {
            color: var(--primary-color);
            font-weight: 700;
            position: relative;
        }

        .trail.active::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--primary-color);
            border-radius: 2px;
        }

        /* Buttons */
        .spark, .leap {
            text-decoration: none;
            padding: 12px 28px;
            border-radius: var(--border-radius-md);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition-speed);
            transform: translateY(0);
            cursor: pointer;
            border: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .spark {
            background-color: var(--primary-color);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(109, 111, 234, 0.3);
        }

        .spark:hover, .spark:focus {
            background-color: var(--primary-hover);
            transform: translateY(-3px);
            box-shadow: 0 6px 16px rgba(109, 111, 234, 0.4);
        }

        .leap {
            background-color: transparent;
            color: var(--primary-color);
            border: 2px solid var(--primary-color);
        }

        .leap:hover, .leap:focus {
            background-color: rgba(109, 111, 234, 0.05);
            transform: translateY(-3px);
        }

        /* 1. Hero Overview - Intro */
        .blaze.hearth {
            padding: 80px 0;
            align-items: center;
            gap: 60px;
            background: radial-gradient(circle at 100% 0%, var(--light-color) 0%, #ffffff 100%);
        }

        .hearth > .pelt {
            flex: 1;
            min-width: 320px;
            flex-direction: column;
            gap: 24px;
        }

        .hearth .crest {
            font-size: 48px;
            line-height: 1.2;
            color: var(--dark-color);
            letter-spacing: -1px;
        }

        .hearth .fur {
            font-size: 18px;
            line-height: 1.8;
            max-width: 520px;
        }

        .hearth .nexus {
            gap: 16px;
            margin-top: 12px;
        }

        .gaze {
            flex: 1;
            min-width: 320px;
            justify-content: center;
            align-items: center;
            position: relative;
        }

        /* Abstract Hero SVG styling */
        .paw.hero-graphic {
            width: 100%;
            max-width: 500px;
            height: auto;
            filter: drop-shadow(0 20px 40px rgba(109, 111, 234, 0.15));
            transform: translateY(0);
            transition: transform 0.5s ease;
        }
        .gaze:hover .blaze-graphic {
            transform: translateY(-10px);
        }

        /* 2. Productivity Detail */
        .aurora.biome {
            padding: 60px 0 100px;
            flex-direction: column;
            gap: 48px;
        }

        .biome > .crest {
            font-size: 36px;
            text-align: center;
            width: 100%;
            margin-bottom: 16px;
        }

        .biome > .fur.subtitle {
            text-align: center;
            width: 100%;
            max-width: 700px;
            margin: 0 auto;
            font-size: 18px;
        }

        .biome .nexus {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
            width: 100%;
        }

        .ember {
            background: #ffffff;
            border-radius: var(--border-radius-lg);
            padding: 40px 32px;
            flex-direction: column;
            gap: 20px;
            box-shadow: var(--shadow-soft);
            border: 1px solid rgba(109, 111, 234, 0.05);
            transition: all var(--transition-speed);
            transform: translateY(0);
            position: relative;
            overflow: hidden;
        }

        .ember::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-color), #9f9fed);
            opacity: 0;
            transition: opacity var(--transition-speed);
        }

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

        .ember:hover::before {
            opacity: 1;
        }

        .ember .paw {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: var(--light-color);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
        }

        .ember .crest {
            font-size: 22px;
            color: var(--dark-color);
        }

        /* 3. Privacy Context */
        .flare.pelt {
            background-color: var(--dark-color);
            border-radius: var(--border-radius-lg);
            padding: 80px 64px;
            color: #ffffff;
            gap: 60px;
            align-items: center;
            margin: 40px 0;
            position: relative;
            overflow: hidden;
            box-shadow: 0 24px 48px rgba(26, 26, 46, 0.3);
        }

        .flare::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(109, 111, 234, 0.15) 0%, rgba(26, 26, 46, 0) 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .flare .gecko {
            flex: 1;
            min-width: 300px;
            flex-direction: column;
            gap: 24px;
            z-index: 2;
        }

        .flare .crest {
            font-size: 40px;
            color: #ffffff;
        }

        .flare .fur {
            color: #a0aec0;
            font-size: 18px;
        }

        .flare .paw.shield {
            flex: 1;
            min-width: 300px;
            height: 320px;
            z-index: 2;
        }

        /* 4. Customization Themes Closing */
        .blaze.biome#themes {
            padding: 80px 0;
            gap: 40px;
            align-items: center;
            background: linear-gradient(180deg, #ffffff 0%, var(--light-color) 100%);
            border-radius: var(--border-radius-lg);
            margin-bottom: 60px;
        }

        .biome#themes .gecko {
            flex: 1;
            min-width: 320px;
            padding: 0 40px;
            flex-direction: column;
            gap: 20px;
        }

        .biome#themes .gaze {
            flex: 1;
            min-width: 320px;
            justify-content: center;
        }

        /* Theme Mockup SVG */
        .paw.theme-mockup {
            width: 100%;
            max-width: 480px;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 12px 32px rgba(0,0,0,0.08);
        }

        /* Footer */
        .root {
            background-color: var(--surface-bg);
            border-top: 1px solid rgba(0,0,0,0.05);
            padding: 60px 0 40px;
            flex-direction: column;
            align-items: center;
        }

        .ash {
            max-width: var(--max-width);
            width: 100%;
            padding: 0 24px;
            justify-content: space-between;
            align-items: flex-start;
            gap: 40px;
        }

        .tail {
            flex-direction: column;
            gap: 16px;
            flex: 1;
            min-width: 200px;
        }

        .root .crest.brand {
            font-size: 24px;
            color: var(--primary-color);
            font-weight: 800;
            letter-spacing: -0.5px;
        }

        .root .fur {
            font-size: 14px;
        }

        .root .trail {
            color: var(--text-muted);
            font-size: 14px;
            text-decoration: none;
            transition: color var(--transition-speed);
        }

        .root .trail:hover {
            color: var(--primary-color);
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .flare.pelt {
                padding: 60px 40px;
            }
        }

        @media (max-width: 768px) {
            .skulk {
                display: none; /* In a real scenario, this would be a hamburger menu. Hiding for simplicity in structural demo based on prompt limits */
            }
            
            .hearth, .flare.pelt, .blaze.biome#themes {
                flex-direction: column;
                text-align: center;
            }
            
            .hearth .nexus {
                justify-content: center;
            }

            .biome#themes .gecko {
                padding: 0;
            }

            .flare.pelt {
                padding: 40px 24px;
            }

            .flare .paw.shield {
                height: 240px;
            }
        }