:root {
            --bg: #e5e5e5;
            --grid: rgba(0,0,0,0.05);
            --text: #1a1a1a;
            --accent-primary: #000000;
            --accent-highlight: #ff4500;
            --popover-bg: #ffffff;
            --item-hover: #f0f0f0;
            --container-padding: 2rem;
        }

        [data-theme="dark"] {
            --bg: #1a1a1a;
            --grid: rgba(255,255,255,0.08);
            --text: #bdbdbd;
            --accent-primary: #999999;
            --accent-highlight: #ff4500;
            --popover-bg: #252525;
            --item-hover: #222222;
        }

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

        html {
            scroll-behavior: smooth;
            overflow-y: scroll;
        }
        
        body { 
            background-color: var(--bg);
            background-image: 
                linear-gradient(var(--grid) 1px, transparent 1px),
                linear-gradient(90deg, var(--grid) 1px, transparent 1px);
            background-size: 20px 20px;
            color: var(--text); 
            font-family: 'Space Grotesk', sans-serif; 
            line-height: 1.4;
            -webkit-font-smoothing: antialiased;
            transition: background-color 0.3s ease, color 0.3s ease;
        }

        .container { 
            max-width: 1400px; 
            margin: 0 auto; 
            padding: 0 var(--container-padding); 
            position: relative; 
        }

        /* Top Bar */
        .top-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 2rem 0 0 0;
            font-family: 'Inconsolata', monospace;
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
        }
        
        .nav-indices { 
            display: flex; 
            flex-wrap: wrap; 
            gap: 1rem; 
        }
        
        .nav-indices a { 
            color: var(--text); 
            text-decoration: none; 
            opacity: 0.6; 
            transition: opacity 0.2s, border-color 0.2s; 
            white-space: nowrap;
            border-bottom: 1px solid transparent;
            display: inline-block;
            padding-bottom: 2px;
        }
        
        .nav-indices a:hover { 
            opacity: 1; 
            border-color: currentColor;
        }

        .theme-switch {
            background: none; 
            color: var(--text);
            border: none; 
            padding: 0;
            padding-bottom: 2px;
            font-family: 'Inconsolata', monospace; 
            font-size: 0.75rem;
            line-height: inherit;
            text-transform: uppercase; 
            cursor: pointer; 
            letter-spacing: 0.1em;
            transition: opacity 0.2s, border-color 0.2s;
            opacity: 0.6;
            display: inline-block;
            border-bottom: 1px solid transparent;
        }
        
        .theme-switch:hover { 
            opacity: 1; 
            border-color: currentColor;
        }

        header { 
            padding: 2rem 0 clamp(2rem, 8vw, 4rem) 0; 
            border-bottom: 2px solid var(--accent-primary); 
            margin-bottom: clamp(2rem, 10vw, 4rem); 
            position: relative; 
        }
        
        /* Interactive Title */
        .title-block h1 { 
            font-size: clamp(2.2rem, 8vw, 4rem); 
            text-transform: uppercase; 
            letter-spacing: -0.02em; 
            font-weight: 700; 
            color: var(--accent-primary);
            display: flex;
            flex-wrap: wrap;
            line-height: 1;
        }
        
        #dynamic-suffix {
            transition: opacity 0.2s ease, transform 0.2s ease;
            opacity: 1;
            display: inline-block;
        }
        
        .suffix-fade {
            opacity: 0 !important;
            transform: translateY(5px);
        }

        .title-block .tagline { 
            font-family: 'Inconsolata', monospace; 
            font-size: clamp(1rem, 2.8vw, 1.25rem); 
            margin-top: 1.5rem; 
            text-transform: uppercase; 
            letter-spacing: 0.05em; 
            color: var(--accent-primary); 
            line-height: 1.4;
        }
        
        .title-block .meta { 
            font-family: 'Inconsolata', monospace; 
            font-size: 0.8rem; 
            text-transform: uppercase; 
            margin-top: 1.5rem; 
            color: var(--accent-highlight); 
        }

        .blueprint-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
            gap: 1px; 
            background: var(--accent-primary); 
            border: 1px solid var(--accent-primary); 
        }
        
        .grid-item { 
            background: var(--bg); 
            padding: clamp(1.5rem, 5vw, 2rem); 
            min-height: 280px; 
            display: flex; 
            flex-direction: column; 
            justify-content: space-between; 
            position: relative; 
            overflow: hidden; 
            transition: background-color 0.3s ease, border-color 0.3s ease; 
            border: 1px solid transparent; 
        }
        
        .grid-item:hover { 
            background: var(--item-hover); 
            border-color: var(--accent-primary); 
        }
        
        .item-num { 
            font-family: 'Inconsolata', monospace; 
            font-size: 0.7rem; 
            opacity: 0.5; 
            color: var(--accent-primary); 
        }
        
        .item-label { 
            font-size: clamp(1.2rem, 4vw, 1.4rem); 
            font-weight: 500; 
            margin: 1rem 0; 
            text-transform: uppercase; 
            line-height: 1.1; 
            color: var(--accent-primary); 
        }
        
        .spec-trigger {
            background: var(--accent-primary); 
            color: var(--bg); 
            border: none; 
            padding: 0.5rem; 
            font-family: 'Inconsolata', monospace; 
            font-size: 0.7rem; 
            cursor: pointer; 
            align-self: flex-start;
            transition: opacity 0.2s ease;
        }
        
        .spec-trigger:hover {
            opacity: 0.9;
        }

        [popover] {
            border: 2px solid var(--accent-primary); 
            background: var(--popover-bg); 
            color: var(--text); 
            padding: clamp(1.5rem, 5vw, 2.5rem); 
            width: min(95vw, 850px); 
            margin: auto; 
            font-family: 'Inconsolata', monospace;
        }
        
        [popover]::backdrop { 
            background: rgba(0,0,0,0.4); 
            backdrop-filter: grayscale(1) blur(2px); 
        }

        .popover-header { 
            display: block; 
            margin-bottom: 1.5rem; 
            font-weight: 700; 
            border-bottom: 1px solid var(--accent-primary); 
            padding-bottom: 0.5rem; 
            color: var(--accent-primary); 
        }

        .popover-layout { 
            display: flex; 
            flex-direction: column; 
            gap: 2rem; 
        }
        
        @media (min-width: 992px) {
            .popover-layout { 
                flex-direction: row; 
                align-items: flex-start; 
            }
            .popover-main { 
                flex: 1; 
            }
            .mermaid-container { 
                flex: 0 0 300px; 
                margin: 0 !important; 
            }
        }

        .mermaid-container { 
            margin: 1.5rem 0; 
            padding: 1rem; 
            border: 1px solid var(--grid); 
            background: rgba(0,0,0,0.02); 
            overflow: hidden;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 150px;
        }
        
        [data-theme="dark"] .mermaid-container {
            background: rgba(255,255,255,0.02);
        }
        
        .mermaid { 
            font-family: 'Inconsolata', monospace !important; 
        }

        .spec-table { 
            width: 100%; 
            font-size: 0.8rem; 
            border-collapse: collapse; 
            margin-top: 1rem; 
        }
        
        .spec-table td { 
            padding: 0.6rem 0; 
            border-bottom: 1px solid var(--grid); 
        }
        
        .spec-table td:first-child { 
            font-weight: 700; 
            width: 40%; 
            color: var(--accent-primary); 
        }

        .section-header { 
            margin: clamp(4rem, 15vw, 8rem) 0 2rem; 
            border-top: 2px solid var(--accent-primary); 
            padding-top: 4rem; 
        }

        .process-schematic { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); 
            gap: clamp(2rem, 5vw, 4rem); 
            margin-top: 2rem; 
        }
        
        .schematic-step h4 { 
            font-family: 'Inconsolata', monospace; 
            color: var(--accent-highlight); 
            font-size: 0.8rem; 
            margin-bottom: 1rem; 
        }
        
        .schematic-step p { 
            font-size: 1rem; 
            font-weight: 500; 
            text-transform: uppercase; 
            line-height: 1.2; 
        }

        .philosophy-manifesto-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
            gap: clamp(2rem, 5vw, 4rem); 
            margin-top: 2rem; 
        }

        @keyframes scroll {
            from { transform: translateX(0); }
            to { transform: translateX(-50%); }
        }

        .contact-box { 
            margin: clamp(4rem, 15vw, 8rem) 0; 
            border: 2px dashed var(--accent-highlight); 
            padding: clamp(2rem, 8vw, 4rem); 
            text-align: center; 
        }
        
        .contact-box h2 { 
            font-size: clamp(1.8rem, 6vw, 3rem); 
            margin-bottom: 2rem; 
            text-transform: uppercase; 
            color: var(--accent-primary); 
        }
        
        .email-link { 
            font-family: 'Inconsolata', monospace; 
            color: var(--accent-highlight); 
            font-size: clamp(1rem, 4vw, 1.5rem); 
            text-decoration: none; 
            border-bottom: 1px solid; 
            word-break: break-all; 
            transition: opacity 0.2s ease;
        }
        
        .email-link:hover {
            opacity: 0.8;
        }

        footer { 
            padding: 4rem 0; 
            border-top: 1px solid var(--accent-primary); 
            display: flex; 
            flex-direction: column; 
            gap: 2rem; 
            font-family: 'Inconsolata', monospace; 
            font-size: 0.7rem; 
            color: var(--accent-primary); 
        }
        
        .footer-left { 
            max-width: 400px; 
        }
        
        .footer-left a {
            color: inherit;
            text-decoration: underline;
            transition: opacity 0.2s ease;
        }
        
        .footer-left a:hover {
            opacity: 0.7;
        }
        
        .footer-right { 
            text-align: left; 
        }

        @media (min-width: 768px) {
            footer { 
                flex-direction: row; 
                justify-content: space-between; 
            }
            .footer-right { 
                text-align: right; 
            }
        }

        @media (max-width: 640px) { 
            :root { 
                --container-padding: 1.5rem; 
            }
            .nav-indices { 
                display: none; 
            }
            .top-bar { 
                justify-content: flex-end; 
            }
        }

        /* JSON/MD Toggle */
        .json-header { 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            margin-bottom: 1.5rem; 
        }
        
        .view-switch {
            background: none; 
            color: var(--accent-highlight); 
            border: none; 
            padding: 0 0 2px 0;
            font-family: 'Inconsolata', monospace; 
            font-size: 0.65rem; 
            cursor: pointer; 
            text-transform: uppercase;
            display: inline-block;
            opacity: 0.8;
            transition: opacity 0.2s ease, border-color 0.2s ease;
            border-bottom: 1px solid transparent;
        }
        
        .view-switch:hover { 
            opacity: 1; 
            border-color: currentColor;
        }
        
        .json-visual {
            background: var(--bg); 
            padding: clamp(1.5rem, 5vw, 2rem); 
            border: 1px solid var(--accent-primary); 
            font-family: 'Inconsolata', monospace; 
            font-size: 0.75rem; 
            line-height: 1.6; 
            color: var(--accent-primary); 
            margin-top: 2rem; 
            transition: background-color 0.3s ease;
            overflow-x: auto;
            word-break: break-word;
        }
        
        #manifest-filename {
            color: var(--accent-highlight); 
            font-weight: 700;
        }
        
        #manifest-data {
            display: block;
            white-space: pre-wrap;
        }
        
        .philosophy-text {
            font-family: 'Inconsolata', monospace; 
            font-size: 1rem; 
            color: var(--text);
        }
        
        .philosophy-text p {
            margin-bottom: 1.5rem;
        }
        
        .philosophy-text p:last-child {
            margin-bottom: 0;
        }
        
        .philosophy-text .highlight-primary {
            color: var(--accent-primary); 
            font-weight: 700;
        }
        
        .philosophy-text .highlight-secondary {
            color: var(--accent-highlight); 
            font-weight: 700;
        }
        
        .philosophy-title {
            font-size: clamp(1.8rem, 5vw, 2.5rem); 
            text-transform: uppercase; 
            line-height: 1; 
            margin-bottom: 2rem; 
            color: var(--accent-primary);
        }
        
        .marquee-section {
            margin-top: clamp(4rem, 15vw, 8rem); 
            border-top: 1px solid var(--grid); 
            border-bottom: 1px solid var(--grid); 
            padding: 1rem 0; 
            overflow: hidden; 
            white-space: nowrap; 
            user-select: none;
        }
        
        .marquee-content {
            display: inline-block; 
            animation: scroll 40s linear infinite; 
            font-family: 'Inconsolata', monospace; 
            font-size: 0.7rem; 
            text-transform: uppercase; 
            letter-spacing: 0.2em; 
            color: var(--accent-primary); 
            opacity: 0.6;
        }

        .methodology-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: 3rem;
            margin-top: 3rem;
        }

        .visual-card {
            background: var(--bg);
            padding: clamp(1.5rem, 5vw, 2rem);
            border: 1px solid var(--accent-primary);
            transition: background-color 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 400px;
        }

        .cycle-container {
            width: 100%;
            border: none !important;
            background: transparent !important;
            padding: 0 !important;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .method-step {
            margin-bottom: 2.5rem;
            padding-left: 1.5rem;
            border-left: 2px solid var(--grid);
            transition: border-color 0.3s ease;
        }

        .method-step:hover {
            border-left-color: var(--accent-highlight);
        }

        .method-step h4 {
            font-family: 'Inconsolata', monospace;
            color: var(--accent-highlight);
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
            letter-spacing: 0.05em;
        }

        .method-step p {
            font-family: 'Inconsolata', monospace;
            font-size: 1rem;
            line-height: 1.5;
            max-width: 60ch;
        }

        /* Desktop View */
        @media (min-width: 992px) {
            .methodology-layout, .philosophy-manifesto-grid {
                grid-template-columns: 1fr 1fr;
                gap: clamp(2rem, 5vw, 4rem);
                align-items: start;
            }
        }