@keyframes flicker {
    0%   { opacity: 0.97; }
    5%   { opacity: 0.95; }
    10%  { opacity: 0.98; }
    15%  { opacity: 0.96; }
    20%  { opacity: 0.99; }
    50%  { opacity: 0.96; }
    80%  { opacity: 0.98; }
    100% { opacity: 0.97; }
}

@keyframes blink {
    50% { opacity: 0; }
}

html {
    background-color: #0a0a0a;
}

body {
    font-family: code, monospace;
    background: #0d0d0d;
    max-width: 1200px;
    padding: 30px 40px;
    margin: 20px auto;
    border: 3px solid #1a3a1a;
    border-radius: 20px;
    word-wrap: break-word;
    color: #33ff33;
    box-shadow:
        inset 0 0 60px rgba(0, 255, 0, 0.05),
        0 0 20px rgba(0, 255, 0, 0.1),
        0 0 60px rgba(0, 255, 0, 0.05);
    text-shadow: 0 0 5px rgba(51, 255, 51, 0.4);
    animation: flicker 0.15s infinite;
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15) 0px,
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 3px
    );
    pointer-events: none;
    z-index: 9999;
}

body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        ellipse at center,
        transparent 60%,
        rgba(0, 0, 0, 0.6) 100%
    );
    pointer-events: none;
    z-index: 9998;
}

h1, h2, h3 {
    font-family: code, monospace;
    color: #66ff66;
    text-shadow: 0 0 10px rgba(102, 255, 102, 0.6);
    text-transform: uppercase;
    letter-spacing: 2px;
}

h1::before { content: ">> "; }
h2::before { content: "> "; }
h3::before { content: "$ "; }

h1::after {
    content: "█";
    animation: blink 1s step-end infinite;
    color: #33ff33;
}

a {
    font-family: code, monospace;
    text-decoration: none;
    color: #00ccff;
    text-shadow: 0 0 5px rgba(0, 204, 255, 0.5);
    padding: 0;
}

a:hover {
    text-decoration: none;
    color: #ffffff;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
    background-color: rgba(0, 204, 255, 0.1);
}

a.textlink:before {
    content: "⇒ ";
    color: #33ff33;
}

.quote {
    font-style: normal;
    color: #22aa22;
    border-left: 2px solid #33ff33;
    padding-left: 10px;
}

.quote:before {
    content: "/* ";
    padding-left: 0;
    color: #1a8a1a;
}

.quote:after {
    content: " */";
    padding-right: 0;
    color: #1a8a1a;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

li:before {
    content: "▸";
    padding-right: 5px;
    color: #33ff33;
}

img {
    max-width: 90%;
    filter: sepia(20%) hue-rotate(80deg) saturate(150%) brightness(0.8);
    border: 1px solid #1a3a1a;
}

pre {
    font-family: code, monospace;
    padding: 20px;
    border: 1px solid #1a3a1a;
    border-radius: 5px;
    background: #080808;
    color: #33ff33;
    text-shadow: 0 0 3px rgba(51, 255, 51, 0.3);
    white-space: pre-wrap;
}

span.inlinecode {
    font-family: code, monospace;
    border: 1px solid #1a3a1a;
    border-radius: 2px;
    background: #080808;
    color: #66ff66;
    padding: 1px 4px;
}

p.header, p.footer {
    color: #1a8a1a;
    border-bottom: 1px dashed #1a3a1a;
    padding-bottom: 5px;
    font-size: 0.9em;
}

p.footer {
    border-bottom: none;
    border-top: 1px dashed #1a3a1a;
    padding-top: 5px;
}

::selection {
    background: #33ff33;
    color: #0d0d0d;
}