/* ==========================================
           MATERIAL YOU SYSTEM & COLOR DESIGN TOKENS
           ========================================== */
        :root {
            --md-sys-color-primary: #385a94;
            --md-sys-color-on-primary: #ffffff;
            --md-sys-color-primary-container: #dce2f9;
            --md-sys-color-on-primary-container: #151b2c;
            --md-sys-color-surface: #f9f9fc;
            --md-sys-color-surface-variant: #e1e2ec;
            --md-sys-color-on-surface: #1a1c1e;
            --md-sys-color-on-surface-variant: #43474e;
            --md-sys-color-outline: #74777f;
            --md-sys-color-correct: #2e7d32;
            --md-sys-color-correct-container: #c8e6c9;
            --md-sys-color-partial: #f57f17;
            --md-sys-color-partial-container: #fff9c4;
            
            /* Elevation & Shadows */
            --md-elevation-1: 0px 1px 3px 1px rgba(0, 0, 0, 0.08), 0px 1px 2px 0px rgba(0, 0, 0, 0.05);
            --md-elevation-2: 0px 2px 6px 2px rgba(0, 0, 0, 0.08), 0px 1px 2px 0px rgba(0, 0, 0, 0.05);
            --md-elevation-3: 0px 4px 12px 4px rgba(0, 0, 0, 0.08), 0px 2px 4px 0px rgba(0, 0, 0, 0.05);
            
            --app-bar-height: 72px;
            --drawer-width: 280px;
            --transition-timing: cubic-bezier(0.2, 0, 0, 1);
        }

        /* ==========================================
           BASE SETUP & LAYOUT
           ========================================== */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            -webkit-tap-highlight-color: transparent;
        }

        body, html {
            height: 100%;
            background-color: var(--md-sys-color-surface);
            color: var(--md-sys-color-on-surface);
            font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
            overflow-x: hidden;
            display: flex;
            flex-direction: column;
        }

        .content-wrapper {
            display: flex;
            flex-direction: column;
            min-height: calc(100vh - var(--app-bar-height));
            margin-top: var(--app-bar-height);
            flex-grow: 1;
        }

        /* ==========================================
           HEADER / APP BAR
           ========================================== */
        header {
            background-color: rgba(249, 249, 252, 0.9);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            color: var(--md-sys-color-primary);
            padding: 0 16px;
            width: 100%;
            height: var(--app-bar-height);
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: fixed;
            top: 0;
            left: 0;
            z-index: 100;
        }

        header h1 {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: 1px;
            cursor: pointer;
        }

        #menu_button {
            font-size: 24px;
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            cursor: pointer;
            color: var(--md-sys-color-on-surface-variant);
            transition: background-color 0.2s ease, transform 0.2s ease;
            user-select: none;
        }

        #menu_button:hover {
            background-color: var(--md-sys-color-surface-variant);
        }

        #menu_button:active {
            transform: scale(0.92);
        }

        /* ==========================================
           NAVIGATION DRAWER (SIDEBAR)
           ========================================== */
        #sidebar-toggle {
            display: none;
        }

        .nav-drawer {
            position: fixed;
            top: 0;
            left: 0;
            height: 100vh;
            width: 0;
            z-index: 200;
            visibility: hidden;
            transition: visibility 0.4s var(--transition-timing);
        }

        #sidebar {
            position: absolute;
            left: calc(-1 * var(--drawer-width));
            top: 0;
            width: var(--drawer-width);
            height: 100%;
            background: var(--md-sys-color-surface);
            border-radius: 0 24px 24px 0;
            box-shadow: var(--md-elevation-3);
            overflow-y: auto;
            transition: left 0.4s var(--transition-timing);
            z-index: 210;
            padding: 24px 16px;
            display: flex;
            flex-direction: column;
            border-right: 1px solid rgba(0, 0, 0, 0.05);
        }

        .drawer-title {
            color: var(--md-sys-color-primary);
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            padding-left: 16px;
            margin-bottom: 24px;
            margin-top: 12px;
        }

        #sidebar ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        #sidebar ul li a {
            color: var(--md-sys-color-on-surface-variant);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 20px;
            border-radius: 100px;
            transition: background-color 0.2s, color 0.2s;
            cursor: pointer;
        }

        #sidebar ul li a .material-symbols-outlined {
            font-size: 22px;
            font-variation-settings: 'FILL' 0, 'wght' 400;
            transition: transform 0.2s;
        }

        #sidebar ul li a:hover {
            background-color: var(--md-sys-color-surface-variant);
            color: var(--md-sys-color-on-surface);
        }

        #sidebar ul li a:hover .material-symbols-outlined {
            transform: scale(1.1);
        }

        #sidebar ul li a.active {
            background-color: var(--md-sys-color-primary-container);
            color: var(--md-sys-color-on-primary-container);
        }

        #sidebar ul li a.active .material-symbols-outlined {
            font-variation-settings: 'FILL' 1;
        }

        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(0, 0, 0, 0.4);
            opacity: 0;
            transition: opacity 0.4s var(--transition-timing);
            pointer-events: none;
            z-index: 201;
            backdrop-filter: blur(2px);
        }

        #sidebar-toggle:checked ~ .nav-drawer {
            visibility: visible;
            width: 100vw;
        }

        #sidebar-toggle:checked ~ .nav-drawer #sidebar {
            left: 0;
        }

        #sidebar-toggle:checked ~ .nav-drawer .drawer-overlay {
            opacity: 1;
            pointer-events: auto;
        }

        /* ==========================================
           TAB SYSTEM VISIBILITY
           ========================================== */
        .tab-content {
            display: none;
            opacity: 0;
            transform: translateY(12px);
            transition: opacity 0.4s var(--transition-timing), transform 0.4s var(--transition-timing);
            width: 100%;
        }

        .tab-content.active {
            display: flex;
            flex-direction: column;
            opacity: 1;
            transform: translateY(0);
        }

        main {
            flex: 1;
            padding: 16px 16px 32px 16px;
            max-width: 1100px;
            width: 100%;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        /* ==========================================
           SIGNATURE HERO SECTION
           ========================================== */
        #mainsection {
            background: linear-gradient(135deg, #1d3d75 0%, #35589a 100%);
            color: white;
            padding: 48px 24px;
            border-radius: 28px;
            box-shadow: var(--md-elevation-2);
            display: flex;
            flex-direction: column;
            gap: 16px;
            position: relative;
            overflow: hidden;
            margin-bottom: 12px;
        }

        #mainsection::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 250px;
            height: 250px;
            background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0) 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        #mainsection h2 {
            font-size: 2.25rem;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -1px;
        }

        #mainsection p {
            font-size: 1.1rem;
            max-width: 600px;
            opacity: 0.9;
            line-height: 1.5;
            font-weight: 400;
        }

        /* ==========================================
           JOKE OF THE DAY CARD
           ========================================== */
        .joke-card {
            background-color: var(--md-sys-color-primary-container);
            color: var(--md-sys-color-on-primary-container);
            padding: 24px;
            border-radius: 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            box-shadow: var(--md-elevation-1);
            border: 1px solid rgba(0, 0, 0, 0.05);
        }

        .joke-header {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--md-sys-color-primary);
        }

        .joke-content {
            font-size: 1.1rem;
            line-height: 1.5;
            font-weight: 600;
            font-style: italic;
        }

        /* ==========================================
           INTERACTIVE CARDS (HOME SCREEN)
           ========================================== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 16px;
        }

        .interactive-card {
            background: #ffffff;
            border: 1px solid rgba(0, 0, 0, 0.05);
            padding: 24px;
            border-radius: 24px;
            box-shadow: var(--md-elevation-1);
            transition: transform 0.3s var(--transition-timing), box-shadow 0.3s;
            cursor: pointer;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .interactive-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--md-elevation-2);
            border-color: var(--md-sys-color-primary-container);
        }

        .card-icon {
            background: var(--md-sys-color-primary-container);
            color: var(--md-sys-color-on-primary-container);
            width: 48px;
            height: 48px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }

        .interactive-card h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--md-sys-color-on-surface);
            font-weight: 700;
        }

        .interactive-card p {
            color: var(--md-sys-color-on-surface-variant);
            font-size: 0.9rem;
            line-height: 1.4;
        }

        /* ==========================================
           WORKSPACES (GAMES & PROGRAMS LAYOUT)
           ========================================== */
        .workspace-card {
            background: #ffffff;
            border: 1px solid rgba(0,0,0,0.05);
            border-radius: 28px;
            padding: 24px 16px;
            box-shadow: var(--md-elevation-1);
            display: flex;
            flex-direction: column;
            gap: 20px;
            align-items: center;
            width: 100%;
        }

        .workspace-header {
            text-align: center;
            max-width: 600px;
            width: 100%;
        }

        .workspace-header h3 {
            font-size: 1.4rem;
            color: var(--md-sys-color-primary);
            margin-bottom: 6px;
            font-weight: 800;
        }

        .workspace-header p {
            color: var(--md-sys-color-on-surface-variant);
            font-size: 0.95rem;
            line-height: 1.4;
        }

        /* ==========================================
           PROGRAMS TAB / DOWNLOAD SECTION
           ========================================== */
        .filter-chip-group {
            display: flex;
            gap: 8px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }

        .filter-chip {
            border: 1px solid var(--md-sys-color-outline);
            background: transparent;
            color: var(--md-sys-color-on-surface-variant);
            padding: 6px 14px;
            border-radius: 100px;
            font-size: 0.85rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.2s, border-color 0.2s, color 0.2s;
        }

        .filter-chip:hover {
            background-color: var(--md-sys-color-surface-variant);
        }

        .filter-chip.active {
            background-color: var(--md-sys-color-primary-container);
            color: var(--md-sys-color-on-primary-container);
            border-color: var(--md-sys-color-primary);
        }

        .programs-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 16px;
            width: 100%;
        }

        .program-card {
            background: var(--md-sys-color-surface);
            border: 1px solid var(--md-sys-color-surface-variant);
            border-radius: 24px;
            padding: 20px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            box-shadow: var(--md-elevation-1);
            transition: transform 0.3s var(--transition-timing), box-shadow 0.3s;
        }

        .program-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--md-elevation-2);
            border-color: var(--md-sys-color-primary-container);
        }

        .program-badge {
            background: var(--md-sys-color-surface-variant);
            color: var(--md-sys-color-primary);
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
        }

        .program-card-info h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--md-sys-color-on-surface);
            margin-bottom: 4px;
        }

        .program-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--md-sys-color-primary);
            background: var(--md-sys-color-primary-container);
            padding: 2px 8px;
            border-radius: 6px;
            margin-bottom: 8px;
        }

        .program-card-info p {
            color: var(--md-sys-color-on-surface-variant);
            font-size: 0.85rem;
            line-height: 1.4;
            margin-bottom: 16px;
        }

        .program-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.75rem;
            color: var(--md-sys-color-outline);
            margin-bottom: 12px;
            border-top: 1px solid var(--md-sys-color-surface-variant);
            padding-top: 10px;
        }

        /* ==========================================
           LIGHT MATCH GAME (MEMORY CARD GAME)
           ========================================== */
        .memory-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 8px;
            max-width: 360px;
            width: 100%;
            margin: 0 auto;
        }

        .memory-card {
            aspect-ratio: 1;
            background: var(--md-sys-color-primary-container);
            color: var(--md-sys-color-on-primary-container);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.75rem;
            transition: transform 0.3s var(--transition-timing), background-color 0.2s;
            position: relative;
        }

        .memory-card.flipped {
            background: var(--md-sys-color-surface-variant);
            transform: rotateY(180deg);
        }

        .memory-card .symbol {
            display: none;
        }

        .memory-card.flipped .symbol {
            display: block;
            transform: rotateY(180deg);
        }

        .memory-card.matched {
            background: #e2f3e8;
            color: #1b5e20;
            pointer-events: none;
        }

        /* Memory game inline alert banner */
        .match-banner {
            width: 100%;
            max-width: 360px;
            padding: 12px;
            background-color: var(--md-sys-color-correct-container);
            color: #1b5e20;
            border-radius: 12px;
            display: none;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 0.9rem;
            text-align: center;
            margin-bottom: 8px;
        }

        /* ==========================================
           TRIVIA CHALLENGE GAME
           ========================================== */
        .trivia-container {
            width: 100%;
            max-width: 500px;
            background: var(--md-sys-color-surface);
            border: 1px solid var(--md-sys-color-surface-variant);
            border-radius: 24px;
            padding: 20px;
            box-shadow: var(--md-elevation-1);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .trivia-stats-row {
            display: flex;
            justify-content: space-between;
            font-weight: 700;
            color: var(--md-sys-color-primary);
            font-size: 0.9rem;
        }

        .trivia-progress-bar {
            width: 100%;
            height: 6px;
            background: var(--md-sys-color-surface-variant);
            border-radius: 100px;
            overflow: hidden;
        }

        .trivia-progress-fill {
            height: 100%;
            background: var(--md-sys-color-primary);
            width: 0%;
            transition: width 0.3s ease;
        }

        .trivia-question-box {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--md-sys-color-on-surface);
            text-align: center;
            padding: 12px 0;
            min-height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .trivia-answers-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            width: 100%;
        }

        .trivia-btn {
            background: var(--md-sys-color-surface);
            border: 2px solid var(--md-sys-color-surface-variant);
            padding: 14px;
            border-radius: 14px;
            font-family: inherit;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--md-sys-color-on-surface);
            cursor: pointer;
            text-align: left;
            transition: background-color 0.2s, border-color 0.2s, transform 0.1s;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .trivia-btn:hover:not(:disabled) {
            background: var(--md-sys-color-surface-variant);
            border-color: var(--md-sys-color-outline);
        }

        .trivia-btn:active:not(:disabled) {
            transform: scale(0.98);
        }

        .trivia-btn.correct {
            background: var(--md-sys-color-correct-container);
            border-color: var(--md-sys-color-correct);
            color: #1b5e20;
        }

        .trivia-btn.incorrect {
            background: #ffebee;
            border-color: #c62828;
            color: #b71c1c;
        }

        /* ==========================================
           CODEBREAKER (ICON SEQUENCER)
           ========================================== */
        .codebreaker-container {
            width: 100%;
            max-width: 460px;
            background: var(--md-sys-color-surface);
            border: 1px solid var(--md-sys-color-surface-variant);
            border-radius: 28px;
            padding: 20px;
            box-shadow: var(--md-elevation-1);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .cb-status-banner {
            width: 100%;
            padding: 12px 16px;
            border-radius: 16px;
            font-weight: 700;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: all 0.3s var(--transition-timing);
            background-color: var(--md-sys-color-primary-container);
            color: var(--md-sys-color-on-primary-container);
        }

        .cb-status-banner.error {
            background-color: #ffebee;
            color: #c62828;
        }

        .cb-status-banner.success {
            background-color: var(--md-sys-color-correct-container);
            color: #1b5e20;
        }

        .cb-vault-header {
            width: 100%;
            background-color: var(--md-sys-color-surface-variant);
            border: 1px solid rgba(0, 0, 0, 0.05);
            padding: 12px;
            border-radius: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }

        .cb-vault-title {
            font-size: 0.7rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--md-sys-color-outline);
        }

        .cb-vault-row {
            display: flex;
            gap: 8px;
        }

        .cb-vault-slot {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background-color: var(--md-sys-color-outline);
            color: var(--md-sys-color-surface);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--md-elevation-1);
            transition: transform 0.6s var(--transition-timing), background-color 0.4s;
        }

        .cb-vault-slot.revealed {
            background-color: var(--md-sys-color-primary);
            color: var(--md-sys-color-on-primary);
            transform: rotateY(360deg);
        }

        .cb-board {
            display: flex;
            flex-direction: column;
            gap: 8px;
            width: 100%;
        }

        .cb-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            padding: 6px 8px;
            border-radius: 16px;
            border: 1px solid transparent;
            transition: all 0.3s var(--transition-timing);
            background-color: rgba(0, 0, 0, 0.01);
        }

        .cb-row.active {
            background-color: #ffffff;
            border-color: var(--md-sys-color-primary-container);
            box-shadow: var(--md-elevation-1);
            transform: scale(1.02);
        }

        .cb-row.inactive {
            opacity: 0.55;
            pointer-events: none;
        }

        @keyframes cb-shake {
            0%, 100% { transform: translateX(0); }
            20%, 60% { transform: translateX(-6px); }
            40%, 80% { transform: translateX(6px); }
        }

        .cb-row.shake {
            animation: cb-shake 0.4s ease-in-out;
            border-color: #c62828 !important;
            background-color: #ffebee !important;
        }

        .cb-slots {
            display: flex;
            gap: 8px;
        }

        /* Fluid Mobile Codebreaker Slots */
        .cb-slot {
            width: clamp(34px, 10vw, 42px);
            height: clamp(34px, 10vw, 42px);
            border-radius: 50%;
            border: 2px dashed var(--md-sys-color-outline);
            background: transparent;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.2s var(--transition-timing);
        }

        .cb-slot span {
            font-size: clamp(16px, 5vw, 22px);
        }

        .cb-slot.filled {
            border-style: solid;
            background: var(--md-sys-color-primary-container);
            color: var(--md-sys-color-on-primary-container);
            border-color: var(--md-sys-color-primary);
        }

        .cb-hints {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 4px;
            width: 32px;
            height: 32px;
            align-items: center;
            justify-content: center;
        }

        .cb-hint-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--md-sys-color-surface-variant);
            border: 1px solid rgba(0,0,0,0.1);
        }

        .cb-hint-dot.correct {
            background: var(--md-sys-color-correct);
        }

        .cb-hint-dot.partial {
            background: var(--md-sys-color-partial);
        }

        .cb-picker {
            border-top: 1px solid var(--md-sys-color-surface-variant);
            padding-top: 16px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: center;
            width: 100%;
        }

        .cb-picker-title {
            font-size: 0.75rem;
            font-weight: 800;
            color: var(--md-sys-color-outline);
            text-transform: uppercase;
            letter-spacing: 1.5px;
        }

        .cb-picker-options {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 12px;
            justify-items: center;
            width: 100%;
            max-width: 240px;
            margin: 0 auto;
        }

        .cb-picker-btn {
            width: clamp(38px, 11vw, 46px);
            height: clamp(38px, 11vw, 46px);
            border-radius: 50%;
            background: var(--md-sys-color-primary-container);
            color: var(--md-sys-color-on-primary-container);
            border: 2px solid transparent;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.2s var(--transition-timing), border-color 0.2s;
        }

        .cb-picker-btn span {
            font-size: clamp(18px, 5vw, 22px);
        }

        .cb-picker-btn:hover {
            transform: scale(1.1);
            border-color: var(--md-sys-color-primary);
        }

        /* ==========================================
           REFLEX TRAINER
           ========================================== */
        .reflex-container {
            width: 100%;
            max-width: 500px;
            background: var(--md-sys-color-surface);
            border: 1px solid var(--md-sys-color-surface-variant);
            border-radius: 24px;
            padding: 24px;
            box-shadow: var(--md-elevation-1);
            display: flex;
            flex-direction: column;
            gap: 20px;
            align-items: center;
        }

        /* Reflex Trainer status banner replacing the game-complete popups */
        .reflex-status-banner {
            width: 100%;
            padding: 12px;
            background-color: var(--md-sys-color-primary-container);
            color: var(--md-sys-color-on-primary-container);
            border-radius: 12px;
            font-weight: 700;
            font-size: 0.9rem;
            text-align: center;
            display: none;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .reflex-arena {
            width: 100%;
            height: 280px;
            background: #111418;
            border-radius: 20px;
            position: relative;
            overflow: hidden;
            cursor: crosshair;
            box-shadow: inset 0 2px 8px rgba(0,0,0,0.4);
        }

        .reflex-target {
            position: absolute;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: radial-gradient(circle, #e2e8f0 0%, #385a94 100%);
            border: 3px solid #ffffff;
            cursor: pointer;
            box-shadow: 0 0 12px #385a94;
            transform: translate(-50%, -50%) scale(0);
            transition: transform 0.15s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

        .reflex-target.active {
            transform: translate(-50%, -50%) scale(1);
        }

        .reflex-stats-row {
            display: flex;
            justify-content: space-between;
            width: 100%;
            font-weight: 700;
            color: var(--md-sys-color-primary);
        }

        /* ==========================================
           COLLECTIVE ART CANVAS TAB (32x32)
           ========================================== */
        #pixel-canvas {
            display: grid;
            grid-template-columns: repeat(32, 1fr);
            gap: 1px;
            background: #8e8e93; /* Flat neutral border/gap color */
            padding: 4px;
            border-radius: 4px; /* Crisp square borders */
            width: 100%;
            max-width: 512px;
            aspect-ratio: 1/1;
            box-shadow: var(--md-elevation-2);
            overflow: hidden;
        }

        .pixel-cell {
            aspect-ratio: 1/1;
            background-color: #ffffff;
            cursor: pointer;
            transition: background-color 0.1s ease;
            border-radius: 0; /* Fully square pixels */
        }

        .pixel-cell:hover {
            filter: brightness(0.9);
        }

        /* ==========================================
           PREMIUM MATERIAL DIALOG OVERLAYS
           ========================================== */
        .dialog-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(0,0,0,0.4);
            backdrop-filter: blur(4px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 300;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s var(--transition-timing);
        }

        .dialog-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        .dialog-card {
            background: var(--md-sys-color-surface);
            border: 1px solid var(--md-sys-color-surface-variant);
            border-radius: 28px;
            padding: 32px;
            width: 90%;
            max-width: 420px;
            box-shadow: var(--md-elevation-3);
            display: flex;
            flex-direction: column;
            gap: 16px;
            transform: translateY(24px);
            transition: transform 0.3s var(--transition-timing);
        }

        .dialog-overlay.active .dialog-card {
            transform: translateY(0);
        }

        .dialog-card h3 {
            font-size: 1.4rem;
            color: var(--md-sys-color-primary);
            font-weight: 700;
        }

        .dialog-card p {
            font-size: 0.95rem;
            color: var(--md-sys-color-on-surface-variant);
            line-height: 1.5;
        }

        /* ==========================================
           INTERACTIVE BUTTONS
           ========================================== */
        .action-group {
            display: flex;
            gap: 12px;
            margin-top: 12px;
            flex-wrap: wrap;
            justify-content: center;
            width: 100%;
        }

        .pillbutton-filled, .pillbutton-tonal, .pillbutton-accent {
            text-decoration: none;
            padding: 12px 24px;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: 100px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: transform 0.2s var(--transition-timing), box-shadow 0.2s, filter 0.2s;
            border: none;
            cursor: pointer;
        }

        .pillbutton-filled {
            background-color: var(--md-sys-color-on-primary);
            color: var(--md-sys-color-primary);
            box-shadow: var(--md-elevation-1);
        }

        .pillbutton-tonal {
            background-color: rgba(255, 255, 255, 0.15);
            color: var(--md-sys-color-on-primary);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .pillbutton-accent {
            background-color: var(--md-sys-color-primary);
            color: var(--md-sys-color-on-primary);
            box-shadow: var(--md-elevation-1);
            width: 100%;
            max-width: 280px;
            justify-content: center;
            width: auto;
        }

        .pillbutton-filled:hover, .pillbutton-tonal:hover, .pillbutton-accent:hover {
            transform: translateY(-2px);
            box-shadow: var(--md-elevation-2);
            filter: brightness(0.95);
        }

        /* ==========================================
           FOOTER
           ========================================== */
        footer {
            background-color: var(--md-sys-color-surface-variant);
            color: var(--md-sys-color-on-surface-variant);
            padding: 32px 24px;
            border-radius: 32px 32px 0 0;
            margin-top: auto;
            border-top: 1px solid rgba(0, 0, 0, 0.05);
        }

        .footer-content {
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            flex-wrap: wrap;
            gap: 24px;
        }

        .footer-brand h4 {
            font-size: 1.15rem;
            color: var(--md-sys-color-on-surface);
            margin-bottom: 8px;
            font-weight: 800;
            letter-spacing: 0.5px;
        }

        .copyright {
            font-size: 0.9rem;
            opacity: 0.8;
        }

        .contact-info h4 {
            font-size: 1rem;
            color: var(--md-sys-color-on-surface);
            margin-bottom: 8px;
            font-weight: 600;
        }

        .contact-info p {
            font-size: 0.9rem;
            margin-bottom: 4px;
        }

        .contact-info p a {
            color: var(--md-sys-color-primary);
            text-decoration: none;
            font-weight: 600;
        }
        
        /* ==========================================
           INLINE SHOUT-OUT MARQUEE ROW
           ========================================== */
        .shoutout-inline-row {
            background: #ffffff;
            border: 1px solid rgba(0, 0, 0, 0.05);
            border-radius: 20px;
            padding: 12px 20px;
            box-shadow: var(--md-elevation-1);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 16px;
            width: 100%;
        }

        .shoutout-marquee-box {
            display: flex;
            align-items: center;
            background: var(--md-sys-color-surface-variant);
            border-radius: 100px;
            padding: 6px 14px;
            flex-grow: 1;
            width: 100%;
            overflow: hidden;
            gap: 12px;
        }

        .shoutout-tag {
            background: var(--md-sys-color-primary);
            color: var(--md-sys-color-on-primary);
            font-size: 0.75rem;
            font-weight: 800;
            text-transform: uppercase;
            padding: 4px 12px;
            border-radius: 100px;
            white-space: nowrap;
        }

        .marquee-viewport {
            overflow: hidden;
            position: relative;
            width: 100%;
            height: 22px;
        }

        .marquee-content {
            display: flex;
            gap: 48px;
            position: absolute;
            white-space: nowrap;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--md-sys-color-on-surface);
            animation: marquee-scroll 7s linear infinite;
        }

        .shoutout-item {
            display: inline-flex;
            gap: 6px;
        }

        .shoutout-amount {
            color: var(--md-sys-color-correct);
            font-weight: 700;
        }

        .shoutout-divider {
            display: none;
            color: var(--md-sys-color-outline);
            font-size: 1.5rem;
            font-weight: 300;
            user-select: none;
        }

        @keyframes marquee-scroll {
            0% { transform: translateX(100%); }
            100% { transform: translateX(-100%); }
        }

        /* Media Query matching your fluid grid breakpoints */
        @media (min-width: 768px) {
            .shoutout-inline-row {
                flex-direction: row;
                gap: 20px;
            }
            .shoutout-marquee-box {
                width: auto;
            }
            .shoutout-divider {
                display: block;
            }
        }

        /* ==========================================
           RESPONSIVE VIEWPORTS
           ========================================== */
        @media (max-width: 768px) {
            main {
                padding: 12px 12px 24px 12px;
                gap: 20px;
            }
            #mainsection {
                padding: 32px 20px;
                border-radius: 20px;
            }
            #mainsection h2 {
                font-size: 1.75rem;
            }
            #mainsection p {
                font-size: 0.95rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .footer-content {
                flex-direction: column;
                gap: 20px;
            }
        }