:root {
    --hotpink: #ff00cc;
    --lime: #66ff00;
    --yellow: #ffff00;
    --cyan: #00ffff;
    --red: #ff0000;
    --orange: #ff8000;
    --purple: #9900ff;
    --navy: #000080;
}

* {
    box-sizing: border-box;
}

html {
    background: repeating-linear-gradient(
        45deg,
        var(--hotpink) 0 40px,
        var(--red) 40px 80px,
        var(--orange) 80px 120px,
        var(--yellow) 120px 160px,
        var(--lime) 160px 200px,
        var(--cyan) 200px 240px,
        #0000ff 240px 280px,
        var(--purple) 280px 320px
    );
    background-attachment: fixed;
}

body {
    max-width: 80rem;
    min-height: 100vh;
    margin: auto;
    display: flex;
    flex-direction: column;
    font-family: "serif", cursive;
    color: var(--yellow);
}

@keyframes blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

@keyframes rainbow-slide {
    0% { background-position: 0% 50%; }
    100% { background-position: 400% 50%; }
}

@keyframes flash-bg {
    0%, 32% { background: var(--red); }
    33%, 65% { background: var(--lime); }
    66%, 100% { background: cyan; }
}

@keyframes shake {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(-3px, 2px) rotate(-2deg); }
    50% { transform: translate(3px, -2px) rotate(2deg); }
    75% { transform: translate(-2px, -3px) rotate(-1deg); }
}

@keyframes wobble {
    0%, 100% { transform: scale(1) rotate(-3deg); }
    50% { transform: scale(1.15) rotate(3deg); }
}

@keyframes neon-pulse {
    from { text-shadow: 0 0 5px #fff, 0 0 10px #fff, 0 0 20px var(--cyan), 0 0 40px var(--cyan); }
    to { text-shadow: 0 0 2px #fff, 0 0 5px var(--hotpink), 0 0 10px var(--hotpink), 0 0 20px var(--hotpink), 0 0 50px var(--hotpink); }
}

@keyframes scroll-left {
    from { transform: translateX(100%); }
    to { transform: translateX(-100%); }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.blink {
    animation: blink 1.2s steps(1) infinite;
}

.rainbow-text {
    background: linear-gradient(90deg, var(--red), var(--orange), var(--yellow), var(--lime), var(--cyan), #0000ff, var(--purple), var(--red));
    background-size: 400% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: bold;
    animation: rainbow-slide 10s linear infinite;
}

.flash-bg {
    animation: flash-bg 0.4s steps(1) infinite;
    padding: 6px 12px;
    font-weight: bold;
    color: #fff;
}

.shake {
    display: inline-block;
    animation: shake 0.3s linear infinite;
}

.wobble {
    display: inline-block;
    animation: wobble 1s ease-in-out infinite;
}

.neon {
    color: #fff;
    animation: neon-pulse 0.8s infinite alternate;
}

.spin {
    display: inline-block;
    animation: spin 1.5s linear infinite;
}

.bounce {
    display: inline-block;
    animation: bounce 0.7s ease-in-out infinite;
}

.marquee {
    overflow: hidden;
    white-space: nowrap;
}

.marquee > span {
    display: inline-block;
    animation: scroll-left 10s linear infinite;
}

.box {
    background: var(--hotpink);
    border: 6px ridge var(--cyan);
    padding: 12px;
    color: #fff;
}

.row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.center {
    justify-content: center;
    text-align: center;
}

form {
    margin: 8px 0;
}

button {
    font-family: inherit;
    cursor: pointer;
}

input {
    font-family: inherit;
}

input[type="text"],
input[type="password"] {
    background: #000;
    color: var(--lime);
    border: 3px ridge var(--cyan);
    padding: 4px 8px;
}

input[type="file"] {
    color: var(--lime);
}

.seal-img {
    display: block;
    max-width: 100%;
    height: auto;
    margin-top: 8px;
    border: 4px ridge var(--cyan);
}

.code-block {
    background: #000;
    color: var(--lime);
    border: 3px ridge var(--lime);
    padding: 10px;
    margin: 8px 0;
    overflow-x: auto;
    font-family: "Courier New", monospace;
    font-size: 0.9rem;
    white-space: pre;
}

.code-block::after {
    content: "_";
    animation: blink 0.6s steps(1) infinite;
}

.badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    align-items: center;
    padding: 12px 0;
}

.badges img {
    box-sizing: content-box;
    display: block;
    width: 88px;
    height: 31px;
    image-rendering: pixelated;
}

.badges a:hover {
    background: transparent;
}

h1 {
    font-family: Impact, "Arial Black", sans-serif;
    color: var(--lime);
    text-shadow: 4px 4px 0 var(--purple);
    letter-spacing: 2px;
}

h2 {
    color: var(--cyan);
    text-shadow: 3px 3px 0 var(--red);
}

a {
    color: var(--lime);
}

a:visited {
    color: var(--purple);
}

a:hover {
    color: var(--yellow);
    background: var(--red);
}

.top-bar {
    text-align: center;
}

.site-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 20px;
    background: var(--navy);
    border-bottom: 6px ridge var(--yellow);
}

.site-logo {
    font-family: Impact, "Arial Black", sans-serif;
    font-size: 2rem;
    text-decoration: none;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.site-nav a {
    display: inline-block;
    padding: 4px 10px;
    background: var(--purple);
    border: 3px outset var(--lime);
    color: #fff;
    text-decoration: none;
}

.site-nav a:hover {
    background: var(--lime);
    color: var(--red);
}

.ticker {
    display: block;
    background: #000;
    color: var(--lime);
    font-weight: bold;
    padding: 6px 0;
    border-bottom: 6px ridge var(--yellow);
}

.site-main {
    flex: 1;
    width: 100%;
    max-width: 900px;
    margin: 24px auto;
    padding: 20px;
    background: var(--navy);
    border: 8px ridge var(--hotpink);
}

.site-footer {
    padding: 16px;
    text-align: center;
    background: var(--navy);
    border-top: 6px ridge var(--yellow);
}

@media (prefers-reduced-motion: reduce) {
    .blink, .flash-bg, .shake, .wobble, .spin, .bounce, .rainbow-text, .neon {
        animation: none;
    }
}