/* Design Tokens */
        :root {
            --font-main: 'Courier New', Courier, monospace;
            --text-sm: 0.8rem;
            --text-md: 0.95rem;
            --text-lg: 1.1rem;
            --text-xl: 2rem;
            --space-xs: 6px;
            --space-sm: 12px;
            --space-md: 20px;
            --space-lg: 32px;
            --space-xl: 48px;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            max-width: 1200px;
            margin: var(--space-xl) auto;
            padding: var(--space-md);
            transition: background-color 0.3s, color 0.3s;
        }

        header {
            border-bottom: 4px solid var(--border);
            margin-bottom: var(--space-lg);
            padding-bottom: var(--space-sm);
            position: relative;
            padding-right: 160px;
        }

        h1 {
            font-size: var(--text-xl);
            text-transform: uppercase;
            margin: 0 0 var(--space-xs);
        }

        header p {
            margin: 0;
            font-size: var(--text-md);
            opacity: 0.7;
        }

        .editor-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-md);
            min-height: 70vh;
            align-items: stretch;
        }

        .box {
            display: flex;
            flex-direction: column;
            border: 2px solid var(--border);
            min-height: 0;
            overflow: hidden;
        }

        .label-bar {
            background: var(--text);
            color: var(--bg);
            padding: var(--space-xs) var(--space-sm);
            font-weight: bold;
            text-transform: uppercase;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: var(--text-sm);
            flex-shrink: 0;
        }

        textarea {
            flex-grow: 1;
            padding: var(--space-sm);
            border: none;
            font-family: var(--font-main);
            font-size: var(--text-md);
            resize: none;
            background: var(--bg);
            color: var(--text);
            transition: background-color 0.2s ease;
            min-height: 0;
            overflow-y: auto;
        }

        textarea:focus {
            outline: none;
            background: var(--tag-bg);
        }

        #preview {
            flex-grow: 1;
            padding: var(--space-sm);
            overflow-y: auto;
            background: var(--bg);
            color: var(--text);
            min-height: 0;
        }

        #preview h1,
        #preview h2 {
            border-bottom: 1px solid var(--border);
            padding-bottom: var(--space-xs);
        }

        #preview p {
            margin-bottom: var(--space-sm);
        }

        #preview code {
            background: var(--tag-bg);
            padding: 2px 4px;
        }

        #preview pre {
            background: var(--tag-bg);
            padding: var(--space-sm);
            overflow-x: auto;
        }

        #preview blockquote {
            border-left: 4px solid var(--border);
            padding-left: var(--space-sm);
            margin-left: 0;
            opacity: 0.7;
        }

        .action-btn {
            background: transparent;
            color: var(--bg);
            border: none;
            cursor: pointer;
            font-family: inherit;
            font-size: var(--text-sm);
            text-decoration: underline;
            transition: opacity 0.15s ease, transform 0.1s ease;
        }

        .action-btn:hover {
            opacity: 0.7;
        }

        .action-btn:active {
            transform: scale(0.95);
        }

.cheatsheet {
    border: 2px solid var(--border);
    padding: 10px;
    margin-top: var(--space-lg);
}

.cheatsheet-grid div {
    word-break: break-word;
}

        .cheatsheet code {
            background: var(--tag-bg);
            padding: 2px 4px;
        }

.cheatsheet-grid div:nth-child(2n) {
    font-family: monospace;
}

/*Footer*/
footer {
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    font-size: var(--text-sm);
}

a {
    color: var(--text);
    text-decoration: none;
    border-bottom: 1px dotted var(--border);
}

a:hover {
    background-color: var(--text);
    color: var(--bg);
}

footer {
            margin-top: 60px;
            padding: 30px 20px;
            text-align: center;
            border-radius: 12px 12px 0 0;
        }

        footer a {
            color: var(--text);
            text-decoration: none;
            font-weight: 900;
            border: 2px solid var(--border);
            padding: 8px 16px;
            display: inline-block;
            transition: all 0.2s ease;
        }

        footer a:hover {
            background: var(--text);
            color: var(--bg);
        }

 .hint {
    margin-top: 12px;
    padding: 10px 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;

    font-size: 0.9rem;
    color: var(--text);

    background: var(--tag-bg);
    border-left: 4px solid var(--border);
    border-radius: 4px;

    opacity: 0.9;
    transition: all 0.2s ease;
}

.hint:hover {
    opacity: 1;
    transform: translateX(2px);
}

.hint a,
.hint a:visited {
    color: var(--text);
    font-weight: bold;
    text-decoration: underline;
    text-underline-offset: 3px;
    background: transparent;
}

.hint a:hover {
    color: var(--text);          /* Keep text visible */
    background: transparent;     /* Override global hover */
    opacity: 0.75;
}
html {
    scroll-behavior: smooth;
}

.cheatsheet.highlight {
    animation: cheatFlash 1s ease;
}

@keyframes cheatFlash {
    0% {
        box-shadow: 0 0 0 rgba(0,0,0,0);
    }

    50% {
        box-shadow: 0 0 15px var(--border);
    }

    100% {
        box-shadow: 0 0 0 rgba(0,0,0,0);
    }
}

        @media (max-width: 768px) {
            .editor-container {
                grid-template-columns: 1fr;
                min-height: auto;
            }

            textarea,
            #preview {
                min-height: 350px;
            }

            h1 {
                font-size: 1.6rem;
            }

            header {
                padding-right: 0;
            }
        }