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

:root {
    --sun-yellow: #ffcc00;
    --sun-orange: #ff6600;
    --terminal-amber: #ffb000;
    --workstation-gray: #2d2d2d;
    --paper-white: #fdfdf8;
    --ink-black: #1a1a1a;
    --shadow-gray: #666666;
    --manpage-bg: #f0f0f0;
    --manpage-border: #999999;
}

body {
    font-family: 'Courier New', 'Liberation Mono', monospace;
    background: var(--paper-white);
    color: var(--ink-black);
    line-height: 1.4;
    font-size: 14px;
}

.header {
    background: var(--paper-white);
    border-bottom: 2px solid var(--ink-black);
    padding: 30px 60px;
    position: relative;
}

@media (max-width: 768px) {
    .header {
        padding: 15px 20px;
    }
}

.nav {
    background: #f8f8f5;
    border-bottom: 1px solid var(--ink-black);
    padding: 15px 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 30px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sun {
    color: var(--sun-orange);
}

.logo {
    font-size: 28px;
    font-weight: bold;
    color: var(--ink-black);
    text-transform: uppercase;
    letter-spacing: 3px;
    position: relative;

    & .sun {
	position: relative;
    }

    & a {
	text-decoration: none;
	color: var(--ink-black);
    }
}

@media (max-width: 768px) {
    .logo {
        font-size: 18px;
        letter-spacing: 1px;
    }
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 30px 20px;
}

@media (max-width: 768px) {
    .container {
        padding: 15px 10px;
    }
}

.article {
    background: var(--paper-white);
    border: 2px solid var(--ink-black);
    padding: 30px;
    box-shadow: 4px 4px 0 var(--shadow-gray);

    & .title {
	font-size: 24px;
	font-weight: bold;
	text-transform: uppercase;
	margin-bottom: 20px;
	color: var(--ink-black);
    }

    & .content {
	& p {
	    margin-bottom: 20px;
	    line-height: 1.6;
	}

	& a {
	    text-transform: uppercase;
	    text-decoration: none;
	    color: var(--sun-orange);

	    &:hover {
		color: var(--terminal-amber);
	    }
	}

	& ul {
	    margin: 20px;
	    list-style: none;
	    counter-reset: circle-counter;

	    & li {
		counter-increment: circle-counter;

		&::before {
		    content: counter(circle-counter);
		    width: 15px;
		    height: 15px;
		    margin: 4px;
		    display: inline-flex;
		    align-items: center;
		    justify-content: center;
		    border-radius: 50%;
		    border: 1px solid var(--sun-yellow);
		}
	    }
	}

	& h2 {
	    font-size: 18px;
	    font-weight: bold;
	    text-transform: uppercase;
	    margin: 30px 0 15px 0;
	    border-left: 4px solid var(--sun-orange);
	    padding-left: 15px;
	}
    }
}

@media (max-width: 768px) {
    .article {
        padding: 15px;
        box-shadow: 2px 2px 0 var(--shadow-gray);
    }

    .article .title {
        font-size: 18px;
        line-height: 1.3;
    }

    code {
        font-size: 12px;
        padding: 10px;
        margin: 10px 0;
        overflow-x: auto;
        white-space: pre;
    }

    icode {
        font-size: 12px;
    }
}

disclaimer {
    background: var(--sun-yellow);
    display: block;
    padding: 16px;
}

man-ref {
    background: var(--manpage-bg);
    border: 1px solid var(--manpage-border);
    padding: 2px 6px;
    text-transform: uppercase;
    font-family: monospace;
    font-size: 13px;
    color: var(--sun-orange);
    cursor: pointer;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.2s ease;

    &:hover {
	background: var(--sun-orange);
	color: white;
	transform: translate(-1px, -1px);
	box-shadow: 2px 2px 0 var(--ink-black);
    }
}

code {
    padding: 10px;
    padding-top: 0px;
    display: block;
    white-space: pre-wrap;
    margin: 10px;
    margin-bottom: 20px;
    font-family: monospace;
    background: var(--ink-black);
    color: var(--paper-white);

    & keyword {
	color: var(--sun-orange);
    }

    & filter {
	color: var(--sun-yellow);
    }

    & string {
	color: #aaa;
    }

    & diffred {
	color: red;
	background: #600000;
    }

    & diffgreen {
	color: green;
	background: #003000;
    }
}

icode {
    padding: 0px 3px;
    display: inline-block;
    white-space: pre;
    font-family: monospace;
    background: var(--ink-black);
    color: var(--terminal-amber);
}

quote {
    display: block;
    background: #eee;
    padding: 15px 30px;
    margin-bottom: 15px;
    border-left: 2px solid var(--sun-yellow);
}

number-ref {
    width: 20px;
    height: 20px;
    margin: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--sun-yellow);
}