/* Typography Scale & Vertical Rhythm */
        :root {
            --type-scale-ratio: 1.333; /* Perfect Fourth */
            --base-font-size: 1rem;
            --base-line-height: 1.7;
            --vertical-rhythm: 1.75rem;
            
            /* Type Scale */
            --text-xs: 0.75rem;     /* 12px */
            --text-sm: 0.875rem;    /* 14px */
            --text-base: 1rem;      /* 16px */
            --text-lg: 1.125rem;    /* 18px */
            --text-xl: 1.333rem;    /* 21px */
            --text-2xl: 1.777rem;   /* 28px */
            --text-3xl: 2.369rem;   /* 38px */
            --text-4xl: 3.157rem;   /* 51px */
            
            /* Spacing Scale */
            --space-xs: 0.5rem;     /* 8px */
            --space-sm: 0.75rem;    /* 12px */
            --space-md: 1rem;       /* 16px */
            --space-lg: 1.5rem;     /* 24px */
            --space-xl: 2rem;       /* 32px */
            --space-2xl: 3rem;      /* 48px */
            --space-3xl: 4rem;      /* 64px */
            --chip-border-color: #7aaa8a;
            --wall-pulse-color: rgba(0, 255, 157, 0.35);
            --glitch-color-shift: 0.18;
            --safe-inline: clamp(1rem, 3vw, 2.5rem);
            --safe-block: clamp(1.5rem, 4vw, 3rem);
        }

        * { box-sizing: border-box; }
        
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        
        body {
            margin: 0;
            padding: 0;
            min-height: 100vh;
            background: var(--surface-primary);
            color: var(--text-primary);
            font-family: var(--cyber-font-ui);
            font-size: var(--text-base);
            line-height: var(--base-line-height);
            overflow-x: hidden;
            transition: background-color 0.3s ease, color 0.3s ease;
            /* Performance optimizations */
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeSpeed;
            /* Mobile optimizations */
            -webkit-tap-highlight-color: transparent;
            -webkit-touch-callout: none;
            -webkit-user-select: none;
            user-select: none;
        }

        /* Typography Elements */
        h1 { font-size: var(--text-4xl); line-height: 1.2; margin: 0 0 var(--space-xl) 0; font-weight: 600; }
        h2 { font-size: var(--text-xl); line-height: 1.3; margin: 0 0 var(--space-lg) 0; font-weight: 500; }
        h3 { font-size: var(--text-lg); line-height: 1.4; margin: 0 0 var(--space-md) 0; font-weight: 500; }
        h4 { font-size: var(--text-base); line-height: 1.5; margin: 0 0 var(--space-sm) 0; font-weight: 500; }
        h5 { font-size: var(--text-sm); line-height: 1.6; margin: 0 0 var(--space-sm) 0; font-weight: 500; }
        h6 { font-size: var(--text-xs); line-height: 1.6; margin: 0 0 var(--space-xs) 0; font-weight: 500; }
        
        /* Section Title Specific Sizing */
        .section-title {
            font-size: var(--text-lg);
            line-height: 1.2;
            margin: 0 0 var(--space-md) 0;
            font-weight: 500;
        }
        
        /* Responsive H2 adjustments */
        @media (max-width: 768px) {
            h2, .section-title { font-size: var(--text-base); }
            .innovation-lede {
                padding: var(--space-md);
                margin-top: var(--space-lg);
            }
            .cred-strip {
                flex-direction: column;
                gap: 0.4rem;
            }
            .lab-filter-group {
                flex-direction: column;
                align-items: stretch;
                gap: 0.35rem;
            }
            .lab-filters {
                flex-direction: column;
                align-items: stretch;
            }
            .lab-filter {
                width: 100%;
                text-align: center;
            }
            .game-card-actions {
                flex-direction: column;
            }
            .game-cta {
                flex-basis: 100%;
                text-align: center;
            }
        }
        
        @media (min-width: 1024px) {
            .section-title { font-size: var(--text-xl); }
        }
        
        p { 
            font-size: var(--text-base); 
            line-height: var(--base-line-height); 
            margin: 0 0 var(--space-lg) 0; 
            font-weight: 450;
        }
        
        small { font-size: var(--text-sm); }
        .text-xs { font-size: var(--text-xs); }
        .text-sm { font-size: var(--text-sm); }
        .text-lg { font-size: var(--text-lg); }
        .text-xl { font-size: var(--text-xl); }

        /* Case Study Microcopy */
        .case-microcopy {
            margin: 0 0 var(--space-xs) 0;
            line-height: 1.5;
        }
        
.case-microcopy small {
    font-size: var(--text-sm);
    line-height: 1.4;
    font-weight: 450;
}
        
        [data-theme="light"] .case-microcopy small {
            color: hsl(220, 20%, 15%);
            opacity: 1;
        }
        
        [data-theme="dark"] .case-microcopy small {
            color: var(--cyber-light-gray);
            opacity: 0.8;
        }


        /* Theme Toggle Button - Dedicated positioning away from nav */
        .theme-toggle {
            position: fixed;
            top: 2rem;
            left: 2rem;
            z-index: 1000;
            background: rgba(0, 0, 0, 0.75);
            border: 1px solid var(--border-emphasis);
            border-radius: 999px;
            padding: 0.35rem 0.9rem;
            cursor: pointer;
            color: var(--cyber-primary-accent);
            font-family: var(--cyber-font-mono);
            font-size: 0.85rem;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            column-gap: 0.65rem;
            min-width: 160px;
            min-height: 44px;
        }

        .theme-label {
            color: var(--text-secondary);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            font-size: 0.75rem;
        }

        #theme-state-label {
            color: var(--text-primary);
            margin-left: 0.35rem;
        }

.theme-toggle:hover {
    background: var(--cyber-primary-accent);
    color: var(--cyber-black);
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 255, 157, 0.4);
}

[data-theme="light"] .theme-toggle {
    background: rgba(255,255,255,0.95);
    border-color: rgba(0, 0, 0, 0.12);
    color: var(--text-primary);
    box-shadow: 0 24px 40px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .theme-toggle:hover {
    background: rgba(0, 128, 0, 0.12);
    color: var(--cyber-primary-accent);
}

[data-theme="light"] .theme-label {
    color: rgba(0, 0, 0, 0.6);
}

.theme-icon {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.lab-log-console {
    margin: var(--space-2xl) auto var(--space-3xl);
    border: 1px solid var(--border-emphasis);
    border-radius: 24px;
    padding: clamp(1rem, 2.5vw, 1.75rem);
    padding-left: calc(clamp(1rem, 2.5vw, 1.75rem) + env(safe-area-inset-left));
    padding-right: calc(clamp(1rem, 2.5vw, 1.75rem) + env(safe-area-inset-right));
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(12px);
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
    width: min(960px, 100%);
}

[data-theme="light"] .lab-log-console {
    background: rgba(255,255,255,0.92);
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 25px 65px rgba(0, 0, 0, 0.08);
}

.lab-log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--cyber-font-mono);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 0.85rem;
}

.lab-log-status {
    color: var(--cyber-primary-accent);
    font-weight: 600;
}

.lab-log-feed {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.lab-log-entry {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 0.65rem;
    padding: 0.45rem 0.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    font-family: var(--cyber-font-mono);
    font-size: 0.8rem;
    color: var(--text-primary);
}

.lab-log-entry:last-child {
    border-bottom: none;
}

.lab-log-message {
    color: var(--text-primary);
}

.lab-log-time {
    color: var(--text-secondary);
}

.lab-log-channel {
    color: var(--cyber-primary-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

@media (max-width: 640px) {
    .lab-log-entry {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }
    .lab-log-channel {
        justify-self: flex-start;
    }
}
        
        .theme-icon-spin {
            transform: scale(1.2) rotate(360deg);
        }
        
        /* BRUTALIST ASCII HERO BACKGROUND */
        .hero-skim {
            height: 100vh;
            min-height: 600px;
            max-height: 1200px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            position: relative;
            background: var(--surface-primary);
            overflow: hidden;
            transition: background 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            padding-top: calc(var(--space-2xl) + env(safe-area-inset-top));
            padding-bottom: calc(var(--space-2xl) + env(safe-area-inset-bottom));
            padding-left: calc(var(--safe-inline) + env(safe-area-inset-left));
            padding-right: calc(var(--safe-inline) + env(safe-area-inset-right));
        }
        
        .ascii-arena {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 1;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        
        /* ASCII RR MONOGRAM - THEME AWARE */
.ascii-monogram {
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 0.85;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--cyber-primary-accent);
    text-align: center;
    user-select: none;
    position: relative;
    z-index: 10;
    cursor: pointer;
    transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    text-shadow:
        0 0 20px currentColor,
        0 0 40px currentColor,
        0 0 60px currentColor;
}

        .ascii-monogram .ascii-art-hero {
            display: inline-block;
            margin: 0;
            padding: 0;
            white-space: pre;
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            text-shadow: inherit;
        }
        
        .ascii-monogram.glitch-mode {
            animation: glitchShift 0.35s infinite;
        }
        
        @keyframes glitchShift {
            0% { transform: translate(0, 0); filter: hue-rotate(0deg); }
            20% { transform: translate(-3px, 2px); filter: hue-rotate(90deg); }
            40% { transform: translate(3px, -2px); filter: hue-rotate(180deg); }
            60% { transform: translate(-2px, -3px); filter: hue-rotate(270deg); }
            80% { transform: translate(2px, 3px); filter: hue-rotate(360deg); }
            100% { transform: translate(0, 0); filter: hue-rotate(0deg); }
        }

        .cycle-rose {
            color: #c47a8a;
            text-shadow: 0 0 20px rgba(196, 122, 138, 0.5);
        }

        .cycle-slate {
            color: #7a9ab5;
            text-shadow: 0 0 20px rgba(122, 154, 181, 0.5);
        }

        .cycle-gold {
            color: #b89a5a;
            text-shadow: 0 0 20px rgba(184, 154, 90, 0.5);
        }

        .cycle-sage {
            color: #7aaa8a;
            text-shadow: 0 0 20px rgba(122, 170, 138, 0.5);
        }

        .cycle-teal {
            color: #6a9a96;
            text-shadow: 0 0 20px rgba(106, 154, 150, 0.5);
        }

        .ascii-monogram.easter-egg-active {
            animation: easterEggExplode 1.5s ease-out;
        }

        @keyframes easterEggExplode {
            0% { transform: scale(1) rotate(0deg); filter: brightness(1); }
            15% { transform: scale(1.3) rotate(5deg); filter: brightness(2); }
            30% { transform: scale(0.9) rotate(-5deg); filter: brightness(1.5); }
            45% { transform: scale(1.4) rotate(10deg); filter: brightness(2.5); }
            60% { transform: scale(0.95) rotate(-10deg); filter: brightness(1.8); }
            75% { transform: scale(1.2) rotate(5deg); filter: brightness(2); }
            90% { transform: scale(1.05) rotate(-2deg); filter: brightness(1.2); }
            100% { transform: scale(1) rotate(0deg); filter: brightness(1); }
        }

        @media (max-width: 768px) {
            .ascii-monogram {
                font-size: clamp(2.5rem, 12vw, 3.5rem);
            }
        }

        @media (prefers-reduced-motion: reduce) {
            .ascii-monogram.glitch-mode,
            .ascii-monogram.easter-egg-active {
                animation: none !important;
                transform: none !important;
                filter: none !important;
            }
        }

        @media (min-width: 1920px) {
            .ascii-monogram {
                font-size: clamp(6rem, 6vw, 8rem);
            }
        }
        
        
        .ascii-monogram.glitch-active {
            animation: glitchVariance var(--glitch-speed) infinite;
        }
        
        .ascii-monogram.glitch-load {
            animation: glitchLoad 3s ease-out;
        }
        
        @keyframes glitchVariance {
            0%, 100% { transform: translate(0); }
            10% { transform: translate(calc(var(--glitch-offset) * -1), calc(var(--glitch-offset) * 0.5)); }
            20% { transform: translate(calc(var(--glitch-offset) * 0.5), calc(var(--glitch-offset) * -1)); }
            30% { transform: translate(calc(var(--glitch-offset) * -0.5), calc(var(--glitch-offset) * 0.8)); }
            40% { transform: translate(calc(var(--glitch-offset) * 0.8), calc(var(--glitch-offset) * -0.3)); }
            50% { transform: translate(0); filter: hue-rotate(calc(var(--glitch-color-shift) * 360deg)); }
            60% { transform: translate(calc(var(--glitch-offset) * 0.3), calc(var(--glitch-offset) * 0.7)); }
            70% { transform: translate(calc(var(--glitch-offset) * -0.7), calc(var(--glitch-offset) * -0.2)); }
            80% { transform: translate(calc(var(--glitch-offset) * 0.2), calc(var(--glitch-offset) * 0.9)); }
            90% { transform: translate(calc(var(--glitch-offset) * -0.9), calc(var(--glitch-offset) * -0.5)); }
        }
        
        @keyframes glitchLoad {
            0% { transform: translate(0); filter: hue-rotate(0deg); }
            5% { transform: translate(-3px, 1px); filter: hue-rotate(90deg) saturate(1.5); }
            10% { transform: translate(2px, -2px); filter: hue-rotate(180deg) saturate(2); }
            15% { transform: translate(-1px, 3px); filter: hue-rotate(270deg) saturate(1.8); }
            20% { transform: translate(4px, -1px); filter: hue-rotate(360deg) saturate(1.2); }
            25% { transform: translate(-2px, 2px); filter: hue-rotate(45deg) saturate(1.6); }
            30% { transform: translate(1px, -3px); filter: hue-rotate(135deg) saturate(1.9); }
            35% { transform: translate(-3px, 1px); filter: hue-rotate(225deg) saturate(1.4); }
            40% { transform: translate(2px, 2px); filter: hue-rotate(315deg) saturate(1.7); }
            45% { transform: translate(-1px, -1px); filter: hue-rotate(60deg) saturate(1.3); }
            50% { transform: translate(0); filter: hue-rotate(120deg) saturate(2.2) brightness(1.3); }
            55% { transform: translate(1px, 1px); filter: hue-rotate(240deg) saturate(1.5); }
            60% { transform: translate(-2px, 0px); filter: hue-rotate(300deg) saturate(1.1); }
            65% { transform: translate(1px, -1px); filter: hue-rotate(30deg) saturate(1.8); }
            70% { transform: translate(0px, 2px); filter: hue-rotate(150deg) saturate(1.6); }
            75% { transform: translate(-1px, -2px); filter: hue-rotate(210deg) saturate(1.2); }
            80% { transform: translate(2px, 1px); filter: hue-rotate(330deg) saturate(1.4); }
            85% { transform: translate(-1px, 0px); filter: hue-rotate(75deg) saturate(1.1); }
            90% { transform: translate(1px, -1px); filter: hue-rotate(195deg) saturate(1.3); }
            95% { transform: translate(0px, 1px); filter: hue-rotate(285deg) saturate(1.1); }
            100% { transform: translate(0); filter: hue-rotate(0deg) saturate(1); }
        }


        /* Theme-aware colors - razor sharp, no glow */
        [data-cyber-theme="morning"] .ascii-monogram {
            color: var(--cyber-primary-accent);
            text-shadow: none;
        }
        
        [data-cyber-theme="afternoon"] .ascii-monogram {
            color: var(--cyber-secondary-accent);
            text-shadow: none;
        }
        
        [data-cyber-theme="evening"] .ascii-monogram {
            color: var(--cyber-primary-accent);
            text-shadow: none;
        }
        
        [data-cyber-theme="night"] .ascii-monogram {
            color: var(--cyber-secondary-accent);
            text-shadow: none;
        }
        
        @keyframes ascii-reveal {
            0%, 8% { opacity: 0; transform: scale(0.95); }
            12%, 80% { opacity: 1; transform: scale(1); }
            85%, 100% { opacity: 0.4; transform: scale(1.02); }
        }
        
        /* TERMINAL CURSOR */
        .terminal-cursor {
            display: inline-block;
            background: var(--cyber-primary-accent);
            width: 0.6em;
            height: 1em;
            animation: cursor-blink 1.6s ease-in-out infinite;
            margin-left: 0;
            align-self: flex-end;
        }
        
        @keyframes cursor-blink {
            0%, 45% { opacity: 1; }
            55%, 100% { opacity: 0; }
        }
        
        
        
        /* TIME AWARENESS STATUS */
.time-status {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    display: flex;
            flex-direction: column;
            gap: 0.35rem;
            font-family: var(--cyber-font-mono);
            color: var(--cyber-light-gray);
            font-size: 0.8rem;
            z-index: 1100;
    min-width: 220px;
}

[data-theme="light"] .time-status {
    color: var(--text-primary);
}

[data-theme="light"] .system-chip,
[data-theme="light"] .time-chip {
    background: linear-gradient(135deg, rgba(255,255,255,0.96), rgba(248,248,248,0.85));
    border-color: rgba(0, 0, 0, 0.12);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    color: var(--text-primary);
}

[data-theme="light"] .chip-label {
    color: rgba(0, 0, 0, 0.6);
}

[data-theme="light"] .chip-value {
    color: var(--text-primary);
}

        .system-chip,
        .time-chip {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 0.75rem;
            border: 1px solid var(--chip-border-color, var(--border-emphasis));
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.82));
            border-radius: 999px;
            padding: 0.35rem 0.9rem;
            cursor: pointer;
            transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
            box-shadow: 0 0 18px rgba(0, 0, 0, 0.45);
        }

        .system-chip {
            cursor: pointer;
        }

        .system-chip:focus-visible {
            outline: 2px solid var(--cyber-primary-accent);
            outline-offset: 2px;
        }

        .chip-label {
            font-size: 0.7rem;
            letter-spacing: 0.28em;
            text-transform: uppercase;
            color: var(--text-secondary);
        }

        .chip-value {
            font-size: 0.85rem;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .status-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--cyber-primary-accent);
            box-shadow: 0 0 12px rgba(0, 255, 157, 0.6);
            display: inline-flex;
            animation: statusPulse 1.8s ease-in-out infinite;
        }

        @keyframes statusPulse {
            0%, 100% { opacity: 0.75; transform: scale(1); }
            50% { opacity: 1; transform: scale(1.35); }
        }

        .innovation-lede {
            margin: var(--space-xl) auto var(--space-lg);
            padding: var(--space-lg);
            border: 1px solid var(--border-emphasis);
            border-radius: 16px;
            background: rgba(0, 0, 0, 0.55);
            max-width: 960px;
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .lede-heading {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }

        .lede-title {
            display: flex;
            align-items: baseline;
            gap: 0.4rem;
            font-family: var(--cyber-font-mono);
            letter-spacing: 0.1em;
            text-transform: uppercase;
        }

        .lede-title span:first-child {
            font-size: 1rem;
            color: var(--text-primary);
        }

        .lede-status {
            font-size: 0.75rem;
            color: var(--text-secondary);
        }

        .lede-line {
            margin: 0;
            font-size: 1.1rem;
            color: var(--text-primary);
            max-width: 60ch;
        }

        .cred-strip {
            display: flex;
            gap: var(--space-sm);
            flex-wrap: wrap;
            font-family: var(--cyber-font-mono);
            font-size: 0.85rem;
            letter-spacing: 0.05em;
            color: var(--text-secondary);
        }

        .cred-item {
            border: 1px dashed var(--border-emphasis);
            border-radius: 999px;
            padding: 0.35rem 0.9rem;
            background: rgba(0, 0, 0, 0.35);
            white-space: nowrap;
        }

        .system-diagnostics {
            border: 1px solid var(--border-emphasis);
            background: rgba(0, 0, 0, 0.75);
            border-radius: 12px;
            padding: 0.85rem 1rem;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.45);
            opacity: 0;
            transform: translateY(-6px);
            pointer-events: none;
            transition: opacity 0.2s ease, transform 0.2s ease;
        }

        .time-status.show-diagnostics .system-diagnostics {
            opacity: 1;
            transform: translateY(0);
            pointer-events: auto;
        }

        .system-diagnostics dl {
            margin: 0;
            display: grid;
            gap: 0.35rem;
        }

        .diag-row {
            display: flex;
            justify-content: space-between;
            gap: 1rem;
        }

        .diag-row dt {
            margin: 0;
            font-size: 0.7rem;
            letter-spacing: 0.18em;
            text-transform: uppercase;
            color: var(--text-secondary);
        }

        .diag-row dd {
            margin: 0;
            font-size: 0.85rem;
            color: var(--text-primary);
        }

.ascii-nav {
    position: fixed;
    top: 50%;
    right: 2rem;
    transform: translateY(-50%);
            z-index: 1050;
            background: rgba(0, 0, 0, 0.75);
            border: 1px solid var(--border-emphasis);
            border-radius: var(--cyber-radius-base);
            padding: 1rem 0.65rem;
            backdrop-filter: blur(10px);
            transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    min-width: 150px;
}

[data-theme="light"] .ascii-nav {
    background: rgba(255,255,255,0.92);
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.08);
}

        .lab-title {
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
        }

        .lab-title h2 {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
            font-family: var(--cyber-font-mono);
            font-size: 1.1rem;
            letter-spacing: 0.12em;
            margin: 0;
            text-transform: uppercase;
        }

        .lab-title .status-dot {
            width: 6px;
            height: 6px;
        }

        .lab-title-text {
            letter-spacing: 0.18em;
        }

        .lab-title-status {
            font-size: 0.75rem;
            letter-spacing: 0.18em;
            text-transform: uppercase;
            color: var(--text-secondary);
        }

        .lab-status-pill,
        .lede-status {
            border: 1px solid var(--border-emphasis);
            border-radius: 999px;
            padding: 0.2rem 0.75rem;
            font-size: 0.7rem;
            letter-spacing: 0.18em;
            text-transform: uppercase;
            color: var(--text-secondary);
        }

        .lab-filter-group {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.65rem;
            margin-top: var(--space-sm);
        }

        .filter-label {
            font-family: var(--cyber-font-mono);
            letter-spacing: 0.14em;
            text-transform: uppercase;
            font-size: 0.75rem;
            color: var(--text-secondary);
        }

        .lab-filters {
            display: flex;
            flex-wrap: wrap;
            gap: 0.35rem;
        }

        .lab-filter {
            border: 1px solid var(--border-emphasis);
            border-radius: 999px;
            padding: 0.35rem 0.85rem;
            background: transparent;
            color: var(--text-secondary);
            font-family: var(--cyber-font-mono);
            font-size: 0.8rem;
            letter-spacing: 0.08em;
            cursor: pointer;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
        }

        .lab-filter .filter-count {
            color: var(--text-primary);
            font-weight: 500;
        }

        .lab-filter.active {
            background: rgba(0, 255, 157, 0.12);
            color: var(--text-primary);
            border-color: var(--cyber-primary-accent);
        }

        .nav-container {
            display: flex;
            flex-direction: column;
            gap: 0.35rem;
        }

.nav-item {
    border: none;
    background: transparent;
    color: var(--text-secondary);
            font-family: var(--cyber-font-mono);
            font-size: 0.85rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            cursor: pointer;
            padding: 0.4rem 0.6rem;
            border-radius: 6px;
            text-align: left;
            position: relative;
    transition: color 0.2s ease, background 0.2s ease;
}

[data-theme="light"] .nav-item {
    color: rgba(0, 0, 0, 0.65);
}

        .nav-item::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: inherit;
            background: linear-gradient(90deg, transparent, rgba(0, 255, 157, 0.4), transparent);
            opacity: 0;
            transform: translateX(-30%);
        }

.nav-item.active {
    color: var(--cyber-primary-accent);
    background: rgba(0, 255, 157, 0.08);
}

[data-theme="light"] .nav-item.active {
    background: rgba(0, 128, 0, 0.1);
}

        .nav-item.active::before {
            opacity: 1;
            animation: navScanline 1.2s linear infinite;
        }

        .nav-item.active::after {
            content: attr(data-active-label);
            font-size: 0.65rem;
            letter-spacing: 0.08em;
            margin-left: 0.25rem;
            color: var(--text-secondary);
        }

        @keyframes navScanline {
            0% { transform: translateX(-80%); opacity: 0; }
            50% { opacity: 1; }
            100% { transform: translateX(120%); opacity: 0; }
        }
        .ascii-impact {
            font-family: var(--cyber-font-mono);
            font-size: var(--cyber-text-lg);
            color: var(--cyber-secondary-accent);
            text-shadow: none;
            margin-bottom: 1rem;
            font-weight: 500;
            opacity: 0.8;
        }
        
        .ascii-hero {
            font-family: var(--cyber-font-mono);
            font-size: clamp(0.6rem, 1.2vw, 0.9rem);
            line-height: 1.1;
            color: var(--cyber-primary-accent);
            text-shadow: none;
            white-space: pre;
            margin: 0;
            transition: all 0.3s ease;
        }

        .glitch-active {
            animation: glitch-scan 0.3s ease-in-out;
        }

        @keyframes gameModalEntry {
            0% {
                opacity: 0;
                backdrop-filter: blur(0px);
                transform: scale(0.95) translateY(20px);
            }
            50% {
                opacity: 0.8;
                backdrop-filter: blur(5px);
                transform: scale(1.02) translateY(-5px);
            }
            100% {
                opacity: 1;
                backdrop-filter: blur(12px);
                transform: scale(1) translateY(0);
            }
        }

        @keyframes gameModalExit {
            0% {
                opacity: 1;
                backdrop-filter: blur(12px);
                transform: scale(1) translateY(0);
            }
            100% {
                opacity: 0;
                backdrop-filter: blur(0px);
                transform: scale(0.95) translateY(20px);
            }
        }

        @keyframes glitch-scan {
            0% { 
                text-shadow: none;
                filter: none;
                transform: translateX(0);
            }
            25% { 
                text-shadow: none;
                filter: hue-rotate(90deg);
                transform: translateX(2px);
            }
            50% { 
                text-shadow: none;
                filter: hue-rotate(180deg) saturate(2);
                transform: translateX(-1px);
            }
            75% { 
                text-shadow: none;
                filter: hue-rotate(270deg);
                transform: translateX(1px);
            }
            100% { 
                text-shadow: none;
                filter: none;
                transform: translateX(0);
            }
        }

        /* Footer Styling */
        .cyber-footer {
            background: var(--surface-secondary);
            border-top: none;
            padding: 2rem 0;
            margin-top: 4rem;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 3rem;
        }

        .footer-section h3 {
            color: var(--cyber-primary-accent);
            font-family: var(--cyber-font-mono);
            font-size: 1.1rem;
            margin-bottom: 1rem;
            letter-spacing: 1px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 0.8rem;
        }

        /* Global link styling for cross-theme legibility */
        a {
            color: var(--cyber-primary-accent);
            text-decoration: underline;
            transition: color 0.3s ease;
        }

        a:hover {
            color: var(--cyber-primary-accent);
        }

        /* ASCII micro pattern styling */
        .ascii-micro {
            font-family: var(--cyber-font-mono);
            font-size: 0.55rem;
            color: var(--cyber-medium-gray);
            opacity: 0.3;
            letter-spacing: 0.2px;
            line-height: 1;
            font-weight: 300;
        }

        /* Game footer styling - matches case study footer */
        .case-footer {
            margin-top: var(--space-sm);
            text-align: left;
            padding-top: var(--space-sm);
        }
        
        .game-footer {
            margin-top: var(--space-xs);
            text-align: left;
            font-family: var(--cyber-font-mono);
            font-size: var(--text-xs);
            opacity: 0.4;
        }
        
        [data-theme="light"] .game-footer {
            color: var(--cyber-dark-primary);
        }
        
        [data-theme="dark"] .game-footer {
            color: var(--cyber-medium-gray);
        }

        /* Status footer styling for system sections */
        .status-footer {
            margin-top: 0.75rem;
            text-align: left;
            padding-top: 0.5rem;
        }

        .playground-status {
            margin-top: 0.5rem;
        }

        .footer-links a {
            color: var(--cyber-medium-gray);
            text-decoration: none;
            transition: color 0.3s ease;
            font-family: var(--cyber-font-mono);
            font-size: 0.9rem;
        }

        .footer-links a:hover {
            color: var(--cyber-primary-accent);
        }

        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }

        .social-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1rem;
            border: 1px solid var(--cyber-primary-accent);
            border-radius: 4px;
            color: var(--cyber-primary-accent);
            text-decoration: none;
            font-family: var(--cyber-font-mono);
            font-size: 0.8rem;
            transition: all 0.3s ease;
        }

        .social-link:hover {
            background: var(--cyber-primary-accent);
            color: var(--cyber-black);
            transform: translateY(-2px);
        }

        .footer-ascii {
            grid-column: 1 / -1;
            text-align: center;
            margin-top: 2rem;
            padding-top: 2rem;
            border-top: 1px solid var(--cyber-primary-accent);
            font-family: var(--cyber-font-mono);
            color: var(--cyber-medium-gray);
            font-size: 0.8rem;
            transition: all 0.3s ease;
            border: 2px solid transparent;
            position: relative;
        }

        @media (max-width: 768px) {
            .footer-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            
            .social-links {
                flex-direction: column;
            }
        }
        
        /* PORTFOLIO CONTAINER */
        .portfolio-container {
            max-width: 1400px;
            margin: 0 auto;
            padding-left: calc(var(--safe-inline) + env(safe-area-inset-left));
            padding-right: calc(var(--safe-inline) + env(safe-area-inset-right));
            padding-top: calc(var(--space-xl) + env(safe-area-inset-top));
            padding-bottom: calc(var(--space-2xl) + env(safe-area-inset-bottom));
        }
        
        /* PULSE ANIMATIONS */
        @keyframes cyber-pulse {
            0%, 100% { 
                box-shadow: var(--cyber-glow-subtle);
                transform: scale(1);
            }
            50% { 
                box-shadow: var(--cyber-glow-strong);
                transform: scale(1.02);
            }
        }
        
        /* CASE STUDY CARDS - SKIM LAYER */
        .case-studies-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-xl);
            padding-top: var(--space-3xl);
            padding-bottom: var(--space-3xl);
            padding-left: calc(var(--space-xl) + env(safe-area-inset-left));
            padding-right: calc(var(--space-xl) + env(safe-area-inset-right));
            max-width: 1200px;
            margin: 0 auto;
        }
        
        @media (max-width: 1023px) {
            .case-studies-grid {
                grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
                gap: var(--space-lg);
            }
        }
        
        @media (max-width: 767px) {
            .case-studies-grid {
                grid-template-columns: 1fr;
                padding-top: var(--space-3xl);
                padding-bottom: var(--space-3xl);
                padding-left: calc(var(--space-md) + env(safe-area-inset-left));
                padding-right: calc(var(--space-md) + env(safe-area-inset-right));
                gap: var(--space-lg);
            }
        }
        
        .case-card {
            background: var(--cyber-surface);
            border: 1px solid transparent;
            border-radius: var(--cyber-radius-lg);
            padding: var(--space-xl);
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
            position: relative;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-height: 280px;
        }
        
        @media (min-width: 768px) {
            .case-card {
                padding: var(--space-2xl);
                min-height: 320px;
            }
        }
        
        .case-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--cyber-scan-lines-subtle);
            pointer-events: none;
            opacity: 0;
            transition: opacity var(--cyber-duration-normal);
        }
        
        .case-card:hover {
            transform: translateY(-4px) scale(1.02);
            box-shadow: 0 12px 32px rgba(0, 255, 157, 0.3);
            border: 1px solid var(--cyber-primary-accent);
        }
        
        .case-card:hover::before {
            opacity: 0.1;
        }
        
        .case-card.glitch-hover {
            animation: cardGlitch 0.6s ease-out;
        }
        
        @keyframes cardGlitch {
            0%, 100% { transform: translateY(-4px) scale(1.02); }
            25% { transform: translateY(-6px) scale(1.03) skew(0.5deg); }
            50% { transform: translateY(-3px) scale(1.01) skew(-0.3deg); }
            75% { transform: translateY(-5px) scale(1.025) skew(0.2deg); }
        }
        
        .case-title {
            font-family: var(--cyber-font-mono);
            font-size: var(--text-sm);
            color: var(--cyber-primary-accent);
            white-space: pre;
            margin: var(--space-md) 0;
            transition: all 0.3s ease;
            font-weight: 600;
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

.social-link:hover {
    background: var(--cyber-primary-accent);
    color: var(--cyber-black);
    transform: translateY(-2px);
}
        .case-summary {
            color: var(--cyber-light-gray);
            font-size: var(--cyber-text-sm);
            line-height: 1.6;
            margin-bottom: 1.5rem;
            opacity: 0.95;
            transition: opacity 0.3s ease;
        }
        
        .case-summary strong {
            color: var(--cyber-primary-accent);
            font-weight: 500;
        }
        
        .case-card:hover .case-summary {
            opacity: 0.9;
        }
        
        .case-metrics {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 1rem;
            opacity: 0.6;
        }

        .empty-title {
            color: var(--cyber-primary-accent);
            font-family: 'Courier New', monospace;
            font-size: 1.2rem;
            margin-bottom: 1rem;
            letter-spacing: 2px;
        }
        
        .playground-section {
            max-width: 1200px;
            margin: var(--space-3xl) auto 0;
            padding-top: calc(var(--space-2xl) + env(safe-area-inset-top) * 0.5);
            padding-bottom: var(--space-2xl);
            padding-left: calc(var(--space-xl) + env(safe-area-inset-left));
            padding-right: calc(var(--space-xl) + env(safe-area-inset-right));
            background: var(--cyber-surface);
            border-radius: var(--cyber-radius-lg);
            border: 1px solid var(--cyber-primary-accent);
        }
        
        @media (min-width: 768px) {
            .playground-section {
                padding: var(--space-3xl) var(--space-2xl);
            }
        }
        
        /* Innovation Lab intelligent responsive layout */
        .playground-header {
            display: grid;
            gap: var(--space-xl);
            grid-template-columns: 1fr;
            margin-bottom: var(--space-xl);
        }
        
        /* Tablet & Desktop: Side-by-side header layout */
        @media (min-width: 768px) {
            .playground-header {
                grid-template-columns: 1fr auto;
                align-items: center;
                gap: 3rem;
            }
        }
        
        .playground-status {
            display: flex;
            gap: var(--space-xl);
            flex-wrap: wrap;
        }
        
        @media (min-width: 768px) {
            .playground-status {
                flex-wrap: nowrap;
                justify-content: flex-end;
            }
        }
        
        .status-item {
            display: flex;
            align-items: center;
            gap: var(--space-xs);
        }
        
        .status-label {
            font-family: var(--cyber-font-mono);
            color: var(--cyber-medium-gray);
            font-size: var(--text-sm);
        }
        
        .status-value {
            font-family: var(--cyber-font-mono);
            color: var(--cyber-primary-accent);
            font-weight: 500;
            text-shadow: none;
        }
        
        .playground-games {
            display: grid;
            gap: var(--space-lg);
            margin-top: var(--space-xl);
            grid-template-columns: 1fr;
        }
        
        @media (max-width: 640px) {
            .playground-games {
                padding-left: calc(var(--space-sm) + env(safe-area-inset-left));
                padding-right: calc(var(--space-sm) + env(safe-area-inset-right));
            }
        }
        
        /* Tablet Portrait: 2 columns */
        @media (min-width: 768px) and (orientation: portrait) {
            .playground-games {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-lg);
            }
        }
        
        /* Tablet Landscape & Desktop: 2 columns (games work better in pairs) */
        @media (min-width: 1024px) {
            .playground-games {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-lg);
                max-width: 800px;
                margin: var(--space-xl) auto 0;
            }
        }
        
        /* Large Desktop: Optimized spacing */
        @media (min-width: 1440px) {
            .playground-games {
                max-width: 900px;
                gap: var(--space-lg);
            }
        }
        
        .game-card {
            background: var(--surface-secondary);
            border: 1px solid var(--cyber-primary-accent);
            border-radius: var(--cyber-radius-base);
            padding: clamp(1rem, 4vw, var(--space-lg));
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        }

        .game-card-note {
            margin: var(--space-xs) 0 0 0;
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        .text-link {
            border: none;
            background: none;
            color: var(--cyber-primary-accent);
            font-family: inherit;
            font-size: inherit;
            padding: 0;
            cursor: pointer;
            text-decoration: underline;
        }
        
        .game-card:hover::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border: 2px solid var(--cyber-primary-accent);
            border-radius: var(--cyber-radius-base);
            animation: gamePulse 1.5s infinite;
        }
        
        @keyframes gamePulse {
            0%, 100% { 
                opacity: 0.3;
                transform: scale(1);
            }
            50% { 
                opacity: 0.8;
                transform: scale(1.02);
            }
        }
        
        .game-title {
            font-family: var(--cyber-font-mono);
            color: var(--cyber-primary-accent);
            font-size: 0.9rem;
            line-height: 1.5;
            margin: 0 0 var(--space-md) 0;
            white-space: pre-line;
            letter-spacing: 0.5px;
            font-weight: 600;
            text-shadow: none;
        }
        
        .game-metrics {
            display: flex;
            flex-direction: column;
            gap: var(--space-xs);
            margin-bottom: var(--space-sm);
            font-family: var(--cyber-font-mono);
            font-size: var(--text-sm);
        }

        .game-card-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: var(--space-sm);
        }

        .game-cta {
            flex: 1 1 200px;
            border: 1px solid var(--border-emphasis);
            border-radius: 999px;
            padding: 0.55rem 1.25rem;
            background: transparent;
            color: var(--text-primary);
            font-family: var(--cyber-font-mono);
            font-size: 0.8rem;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .game-cta.primary {
            background: var(--cyber-primary-accent);
            color: #000;
            border-color: var(--cyber-primary-accent);
        }

        .game-cta.secondary {
            border-style: dashed;
            color: var(--cyber-primary-accent);
        }

        .game-cta:hover {
            transform: translateY(-2px);
        }

        @media (max-width: 640px) {
            .game-card-actions {
                flex-direction: column;
                align-items: stretch;
                gap: 0.4rem;
            }
            .game-cta {
                flex: none;
                width: 100%;
                max-width: none;
                padding: 0.5rem 0.85rem;
                border-radius: 14px;
                font-size: clamp(0.7rem, 2.6vw, 0.82rem);
            }
        }
        
        .game-metrics .metric {
            color: var(--text-primary);
            padding: var(--space-xs) 0;
            border-left: 2px solid rgba(0, 255, 157, 0.2);
            padding-left: var(--space-sm);
            transition: all var(--cyber-duration-fast);
            opacity: 0.8;
        }
        
        .metric {
            font-family: var(--cyber-font-mono);
            color: var(--cyber-medium-gray);
            font-size: 0.8rem;
            transition: color 0.2s ease;
        }
        
        .metric:hover {
            color: var(--cyber-primary-accent);
        }
        
        /* TOOLTIP SYSTEM */
        .tooltip {
            position: fixed;
            background: var(--surface-secondary);
            color: var(--text-primary);
            padding: 0.75rem 1rem;
            border-radius: var(--cyber-radius-base);
            border: 1px solid var(--cyber-primary-accent);
            font-family: var(--cyber-font-mono);
            font-size: 0.8rem;
            line-height: 1.4;
            max-width: 300px;
            z-index: 10000;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.2s ease, visibility 0.2s ease;
            pointer-events: none;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
            backdrop-filter: blur(8px);
        }
        
        /* ASCII CASE STUDY MODAL STYLING */
        .ascii-section-header {
            color: var(--cyber-light-gray);
            font-family: var(--cyber-font-mono);
            font-size: 0.9rem;
            line-height: 1.2;
            margin-bottom: 2rem;
            text-shadow: none;
        }

        .ascii-subtitle {
            color: var(--cyber-primary-accent);
            font-family: var(--cyber-font-mono);
            font-size: 0.9rem;
            line-height: 1.2;
            margin: 2rem 0 1rem 0;
            text-shadow: none;
        }

        .ascii-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
        }

        .ascii-pillar {
            background: transparent;
            border: none;
            padding: 1rem;
            border-left: 2px solid var(--cyber-primary-accent);
        }

        .pillar-header {
            color: var(--cyber-medium-gray);
            font-family: var(--cyber-font-mono);
            font-size: 0.8rem;
            margin-bottom: 0.75rem;
            text-shadow: none;
        }

        .pillar-content {
            color: var(--cyber-light-gray);
            font-size: 0.9rem;
            line-height: 1.4;
        }

        .ascii-list {
            margin-bottom: 2rem;
        }

        .ascii-item {
            color: var(--cyber-light-gray);
            font-family: var(--cyber-font-mono);
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
            text-shadow: none;
        }

        .ascii-metrics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .ascii-metric {
            background: transparent;
            border: none;
            padding: 1rem;
            text-align: center;
            border-bottom: 1px solid var(--border-subtle);
        }

        .metric-value {
            color: var(--cyber-primary-accent);
            font-family: var(--cyber-font-mono);
            font-size: 1.5rem;
            font-weight: normal;
            margin-bottom: 0.5rem;
            text-shadow: none;
        }

        .metric-label {
            color: var(--cyber-medium-gray);
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .ascii-quote-block {
            background: transparent;
            border-left: 2px solid var(--cyber-primary-accent);
            padding: 1.5rem;
            margin-top: 1rem;
        }

        .quote-content {
            color: var(--cyber-light-gray);
            font-size: 0.9rem;
            line-height: 1.5;
            margin-bottom: 1rem;
            font-style: italic;
        }

        .quote-attribution {
            color: var(--cyber-medium-gray);
            font-size: 0.8rem;
            font-family: var(--cyber-font-mono);
            text-shadow: none;
        }

        /* REFINED DIP OVERLAY SYSTEM - EXECUTIVE CASE STUDY EXPRESSION */
        .dip-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            display: none;
            justify-content: center;
            align-items: center;
            z-index: 1000;
        }
        
        /* Minimal backdrop */
        .dip-overlay {
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
        }
        
        
        body {
            margin: 0;
            padding: 0;
            font-family: 'Courier New', monospace;
            background: linear-gradient(135deg, var(--surface-primary) 0%, var(--surface-secondary) 100%);
            color: var(--text-primary);
            min-height: 100vh;
            overflow-x: hidden;
            transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        
        .dip-content {
            background: var(--surface-primary);
            border-radius: 12px;
            width: 100%;
            max-width: min(1400px, calc(100vw - 2rem));
            height: 100%;
            max-height: min(900px, calc(100vh - 2rem));
            overflow-y: auto;
            padding: clamp(1rem, 4vw, 2.5rem);
            position: relative;
            box-sizing: border-box;
        }
        
        
        /* Minimal scrollbar */
        .dip-content::-webkit-scrollbar {
            width: 6px;
        }
        
        .dip-content::-webkit-scrollbar-track {
            background: transparent;
        }
        
        .dip-content::-webkit-scrollbar-thumb {
            background: var(--text-secondary);
            border-radius: 3px;
            opacity: 0.5;
        }
        
        .dip-content::-webkit-scrollbar-thumb:hover {
            opacity: 0.8;
        }
        
        .dip-close {
            position: absolute;
            top: 1.5rem;
            right: 1.5rem;
            background: transparent;
            border: 1px solid var(--text-secondary);
            color: var(--text-secondary);
            font-size: 1.4rem;
            font-weight: 400;
            cursor: pointer;
            padding: 0.5rem;
            border-radius: 6px;
            transition: all 0.2s ease;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 15;
        }
        
        .dip-close:hover {
            background: var(--surface-secondary);
            border-color: var(--text-primary);
            color: var(--text-primary);
        }

        /* ASCII FOOTER STORY FRAMEWORK */
        .ascii-footer-story {
            margin-top: 3rem;
            padding-top: 2rem;
        }

        .craft-impact-framework {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            margin-top: 2rem;
            padding: 1.5rem 0;
        }

        .framework-column {
            text-align: center;
            padding: 1rem;
            border-radius: 8px;
            background: transparent;
            transition: all 0.3s ease;
        }

        .framework-column:hover {
            background: var(--surface-secondary);
        }

        .framework-header,
        .framework-visual,
        .framework-concept,
        .framework-footer {
            font-family: 'Courier New', monospace;
            font-size: 0.9rem;
            line-height: 1.2;
            color: var(--cyber-primary-accent);
            margin: 0.25rem 0;
        }

        .framework-visual {
            color: var(--text-secondary);
            font-weight: bold;
        }

        .framework-concept {
            color: var(--text-primary);
            font-weight: bold;
            font-size: 0.8rem;
        }

        .framework-story {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 1rem;
            line-height: 1.4;
            font-style: italic;
        }

        @media (max-width: 768px) {
            .craft-impact-framework {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            
            .framework-column {
                padding: 0.75rem;
            }
            
            .framework-header,
            .framework-visual,
            .framework-concept,
            .framework-footer {
                font-size: 0.8rem;
            }
            
            .framework-story {
                font-size: 0.8rem;
            }
        }

        /* ENHANCED CASE STUDY CONTENT - CYBERPUNK EDITORIAL */
        .case-study-content {
            color: var(--cyber-light-gray);
            line-height: 1.8;
            font-size: 1.1rem;
            max-width: none;
            font-family: var(--cyber-font-ui);
        }

        /* UNIFIED CASE STUDY FORMATTING */
        .case-study-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            margin: 2rem 0;
            padding: 2rem;
            border: 1px solid rgba(0, 255, 157, 0.3);
            border-radius: 8px;
            background: rgba(0, 255, 157, 0.02);
        }

        .content-column {
            padding: 1.5rem;
            border: 1px solid rgba(0, 255, 157, 0.3);
            border-radius: 8px;
            background: linear-gradient(135deg, var(--surface-secondary) 0%, var(--surface-tertiary) 100%);
            transition: all 0.3s ease;
            position: relative;
        }

        .playground-games .game-card[hidden] {
            display: none !important;
        }

        .content-column:hover {
            border-color: var(--cyber-primary-accent);
            box-shadow: 0 2px 8px rgba(0, 255, 157, 0.1);
        }

        .section-header {
            font-family: var(--cyber-font-mono);
            color: var(--cyber-primary-accent);
            font-size: 0.9rem;
            margin-bottom: 1rem;
            text-align: center;
            border-bottom: 1px solid rgba(0, 255, 157, 0.3);
            padding-bottom: 0.5rem;
        }

        .prominent-metrics {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            margin: 2rem 0;
            padding: 1.5rem;
            border: 1px solid rgba(0, 255, 157, 0.3);
            border-radius: 8px;
            background: rgba(0, 255, 157, 0.02);
        }

        .metric-display {
            text-align: center;
            padding: 1rem;
            border: 1px solid rgba(0, 255, 157, 0.2);
            border-radius: 6px;
            background: var(--surface-secondary);
            transition: all 0.2s ease;
        }

        .metric-display:hover {
            border-color: var(--cyber-primary-accent);
            box-shadow: 0 2px 8px rgba(0, 255, 157, 0.1);
        }

        .metric-value {
            font-family: var(--cyber-font-mono);
            font-size: 2rem;
            font-weight: bold;
            color: var(--cyber-primary-accent);
            margin-bottom: 0.5rem;
        }

        .metric-label {
            font-family: var(--cyber-font-mono);
            font-size: 0.8rem;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .business-impact-section {
            margin: 3rem 0;
            padding: 2rem;
            border: 2px solid var(--cyber-primary-accent);
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(0, 255, 157, 0.06) 0%, rgba(0, 255, 157, 0.02) 100%);
        }

        .impact-quote {
            padding: 1.5rem;
            border-left: 4px solid var(--cyber-primary-accent);
            background: var(--surface-secondary);
            border-radius: 0 8px 8px 0;
            margin-top: 1rem;
        }

        .impact-quote p {
            font-size: 1.1rem;
            line-height: 1.6;
            color: var(--text-primary);
            margin-bottom: 1rem;
            font-style: italic;
        }

        .impact-quote cite {
            font-family: var(--cyber-font-mono);
            font-size: 0.9rem;
            color: var(--cyber-primary-accent);
            font-style: normal;
        }

        /* SIMPLIFIED QUANTIFIED IMPACT SECTION */
        .quantified-impact-highlight {
            margin: 2rem 0;
            padding: 1.5rem;
            border: 1px solid rgba(0, 255, 157, 0.3);
            border-radius: 8px;
            background: rgba(0, 255, 157, 0.02);
        }

        .impact-metrics-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
            margin-top: 1.5rem;
        }

        .impact-metric {
            text-align: center;
            padding: 1.5rem;
            border: 1px solid rgba(0, 255, 157, 0.4);
            border-radius: 8px;
            background: var(--surface-secondary);
            transition: all 0.3s ease;
        }

        .impact-metric:hover {
            border-color: var(--cyber-primary-accent);
            box-shadow: 0 2px 8px rgba(0, 255, 157, 0.1);
        }

        .impact-number {
            font-family: var(--cyber-font-mono);
            font-size: 2rem;
            font-weight: bold;
            color: var(--cyber-primary-accent);
            margin-bottom: 0.5rem;
        }

        .impact-description {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.4;
            font-style: italic;
        }

        /* ENHANCED CITATION GRID */
        .citation-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin-top: 1rem;
        }

        .citation-item {
            padding: 1rem;
            border: 1px solid rgba(0, 255, 157, 0.2);
            border-radius: 8px;
            background: var(--surface-secondary);
            transition: all 0.3s ease;
        }

        .citation-item:hover {
            border-color: var(--cyber-primary-accent);
            box-shadow: 0 4px 12px rgba(0, 255, 157, 0.2);
        }

        .citation-source {
            font-family: var(--cyber-font-mono);
            font-size: 0.8rem;
            color: var(--cyber-primary-accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 0.5rem;
        }

        .citation-link {
            color: var(--text-primary);
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s ease;
        }

        .citation-link:hover {
            color: var(--cyber-primary-accent);
        }

        /* MOBILE RESPONSIVENESS ENHANCEMENTS */
        @media (max-width: 1024px) {
            .case-study-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
                padding: 1.5rem;
            }
            
            .prominent-metrics {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
                padding: 1.5rem;
            }

            .impact-metrics-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .citation-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .case-study-grid {
                padding: 1rem;
                gap: 1rem;
                margin: 1rem 0 2rem 0;
            }
            
            .content-column {
                padding: 1rem;
            }
            
            .prominent-metrics {
                grid-template-columns: 1fr;
                padding: 1rem;
                gap: 0.75rem;
            }
            
            .metric-value {
                font-size: 1.5rem;
            }
            
            .business-impact-section {
                padding: 1rem;
                margin: 2rem 0;
            }
            
            .impact-quote {
                padding: 1rem;
            }
            
            .impact-quote p {
                font-size: 1rem;
            }
        }
        
        .case-study-content h1 {
            color: var(--cyber-primary-accent);
            font-family: var(--cyber-font-mono);
            font-size: 3rem;
            margin-bottom: 2rem;
            text-align: center;
            text-shadow: none;
            border: 2px solid var(--cyber-primary-accent);
            padding: 2rem;
            background: linear-gradient(135deg, rgba(0, 255, 157, 0.1) 0%, rgba(0, 255, 157, 0.05) 100%);
            border-radius: 12px;
            position: relative;
            overflow: hidden;
        }
        
        .case-study-content h1::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 255, 157, 0.2), transparent);
            animation: scanline 3s infinite;
        }
        
        @keyframes scanline {
            0% { left: -100%; }
            100% { left: 100%; }
        }
        
        .case-study-content h2 {
            color: var(--cyber-secondary-accent);
            font-family: var(--cyber-font-mono);
            font-size: 2rem;
            margin: 3rem 0 1.5rem 0;
            border: 2px solid var(--cyber-primary-accent);
            padding: 1rem 1.5rem;
            background: linear-gradient(135deg, rgba(0, 255, 157, 0.15) 0%, rgba(0, 255, 157, 0.05) 100%);
            border-radius: 8px;
            text-shadow: none;
            position: relative;
        }
        
        .case-study-content h2::after {
            content: '▶';
            position: absolute;
            right: 1.5rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--cyber-primary-accent);
            font-size: 1.5rem;
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0%, 100% { opacity: 0.6; transform: translateY(-50%) scale(1); }
            50% { opacity: 1; transform: translateY(-50%) scale(1.2); }
        }
        
        .case-study-content h3 {
            color: var(--cyber-tertiary-accent);
            font-family: var(--cyber-font-mono);
            font-size: 1.5rem;
            margin: 2rem 0 1rem 0;
            text-transform: uppercase;
            letter-spacing: 2px;
            border-left: 4px solid var(--cyber-primary-accent);
            padding-left: 1rem;
            text-shadow: none;
        }
        
        .case-study-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
            background: var(--surface-tertiary);
            padding: 1rem;
            border-radius: 6px;
            border-left: 2px solid rgba(0, 255, 157, 0.3);
        }
        
        .case-study-content strong {
            color: var(--cyber-primary-accent);
            font-weight: 600;
            text-shadow: none;
        }
        
        .case-study-content ul {
            margin: 2rem 0;
            padding-left: 0;
            background: var(--surface-secondary);
            border: 1px solid var(--cyber-primary-accent);
            border-radius: 8px;
            padding: 1.5rem;
        }
        
        .case-study-content li {
            margin-bottom: 1rem;
            padding-left: 2rem;
            position: relative;
            list-style: none;
            font-size: 1rem;
            line-height: 1.6;
        }
        
        .case-study-content li:before {
            content: '▶';
            color: var(--cyber-primary-accent);
            position: absolute;
            left: 0;
            top: 0;
            font-size: 1.2rem;
            text-shadow: none;
        }
        
        .case-study-content .metric-card {
            transition: all 0.3s ease;
        }
        
        .case-study-content .metric-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 25px rgba(0, 255, 157, 0.2);
        }

        .case-study-content .game-btn:hover, .control-btn:hover {
            background: linear-gradient(135deg, rgba(0, 255, 157, 0.9) 0%, var(--cyber-primary-accent) 100%);
            box-shadow: 0 0 20px rgba(0, 255, 157, 0.6);
            transform: translateY(-2px);
        }

        .case-study-content .game-btn:active, .control-btn:active {
            transform: translateY(0);
            box-shadow: 0 0 10px rgba(0, 255, 157, 0.4);
        }

        :root {
            /* Mathematical HSL Color System - Expert Precision */
            --hsl-black: 0, 0%, 4%;           /* #0a0a0a */
            --hsl-dark-secondary: 0, 0%, 10%; /* #1a1a1a */
            --hsl-surface: 0, 0%, 7%;         /* #111111 */
            --hsl-medium-gray: 0, 0%, 63%;    /* #a0a0a0 */
            --hsl-light-gray: 0, 0%, 88%;     /* #e0e0e0 */
            --hsl-white: 0, 0%, 96%;          /* #f5f5f5 */
            
            /* Modular Glitch Variance System */
            --glitch-intensity: 0.3;
            --glitch-speed: 2s;
            --glitch-offset: 2px;
            --glitch-color-shift: 0.1;
            
            /* Reserved Green Accent - Constant Across Modes */
            --cyber-primary-accent: #00ff9d;
            --cyber-secondary-accent: #ff0080;
            --cyber-tertiary-accent: #00d4ff;
            
            /* Semantic Color Tokens - Dark Mode Default */
            --surface-primary: hsl(var(--hsl-black));
            --surface-secondary: hsl(var(--hsl-dark-secondary));
            --surface-tertiary: hsl(var(--hsl-surface));
            --text-primary: hsl(var(--hsl-light-gray));
            --text-secondary: hsl(var(--hsl-medium-gray));
            --text-inverse: hsl(var(--hsl-black));
            --border-subtle: hsl(var(--hsl-dark-secondary));
            --border-emphasis: var(--cyber-primary-accent);
            
            /* Legacy Compatibility */
            --cyber-black: var(--surface-primary);
            --cyber-white: var(--text-primary);
            --cyber-dark-primary: var(--surface-primary);
            --cyber-dark-secondary: var(--surface-secondary);
            --cyber-surface: var(--surface-tertiary);
            --cyber-medium-gray: var(--text-secondary);
            --cyber-light-gray: var(--text-primary);
            
            /* System Properties */
            --cyber-glow-color: currentColor;
            --cyber-glow-subtle: 0 0 10px currentColor;
            --cyber-glow-medium: 0 0 20px currentColor;
            --cyber-glow-strong: 0 0 30px currentColor;
            --cyber-radius-base: 8px;
            --cyber-font-mono: 'Courier New', monospace;
            --cyber-text-sm: 0.875rem;
            --cyber-text-base: 1rem;
            --cyber-text-lg: 1.125rem;
            --cyber-text-xl: 1.25rem;
        }

        /* Light Mode - Enhanced Contrast */
        [data-theme="light"] {
            --surface-primary: hsl(0, 0%, 99.5%);  /* Ultra-white base */
            --surface-secondary: hsl(0, 0%, 98.5%); /* Barely perceptible shift */
            --surface-tertiary: hsl(0, 0%, 97.5%);  /* Subtle container definition */
            --text-primary: hsl(0, 0%, 8%);        /* Sharp black text */
            --text-secondary: hsl(0, 0%, 35%);     /* Medium gray for secondary */
            --text-inverse: hsl(var(--hsl-white));
            --border-subtle: hsl(0, 0%, 92%);     /* Ultra-subtle borders */
            --border-emphasis: hsl(120, 100%, 25%); /* Darker green for visibility */
            
            /* Enhanced Accent Colors for Light Mode */
            --cyber-primary-accent: hsl(120, 100%, 25%); /* #008000 - darker green */
            --cyber-secondary-accent: hsl(320, 100%, 40%); /* Darker magenta */
            --cyber-tertiary-accent: hsl(200, 100%, 35%);  /* Darker cyan */
            
            /* Legacy Compatibility Updates */
            --cyber-black: var(--text-primary);
            --cyber-white: var(--surface-primary);
            --cyber-dark-primary: var(--surface-primary);
            --cyber-dark-secondary: var(--surface-secondary);
            --cyber-surface: var(--surface-tertiary);
            --cyber-medium-gray: var(--text-secondary);
            --cyber-light-gray: var(--text-primary);
        }