:root {
    --background: #030704;
    --panel: #071009;
    --panel-alt: #09150c;
    --border: #1b4d27;
    --border-bright: #28a745;

    --green: #55ff77;
    --green-bright: #8aff9d;
    --green-dim: #2b8a3e;

    --cyan: #52f7ff;
    --yellow: #f5ff68;
    --red: #ff5d5d;

    --text: #c7ffd0;
    --muted: #6ba975;

    --shadow:
        0 0 8px rgba(85, 255, 119, 0.18),
        0 0 32px rgba(85, 255, 119, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--background);
}

body {
    min-height: 100vh;
    margin: 0;
    padding: 28px;

    color: var(--text);
    background:
        radial-gradient(
            circle at top,
            rgba(27, 77, 39, 0.18),
            transparent 42%
        ),
        linear-gradient(
            180deg,
            #050a06 0%,
            var(--background) 100%
        );

    font-family:
        "Cascadia Code",
        "JetBrains Mono",
        "Fira Code",
        Consolas,
        "Courier New",
        monospace;

    font-size: 15px;
}

a {
    color: var(--cyan);
    text-decoration: none;
}

a:hover,
a:focus {
    color: white;
    text-shadow: 0 0 8px var(--cyan);
}

.scanlines {
    position: fixed;
    inset: 0;
    z-index: 1000;
    pointer-events: none;

    opacity: 0.13;

    background:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 0, 0, 0.55) 3px,
            rgba(0, 0, 0, 0.55) 4px
        );
}

.terminal-shell {
    position: relative;
    z-index: 1;

    width: min(1180px, 100%);
    margin: 0 auto;

    border: 1px solid var(--border-bright);
    border-radius: 8px;

    background: rgba(4, 12, 6, 0.96);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.site-header {
    padding: 26px 28px 22px;

    border-bottom: 1px solid var(--border);

    background:
        linear-gradient(
            180deg,
            rgba(20, 58, 29, 0.28),
            rgba(3, 8, 4, 0.85)
        );
}

.ascii-logo {
    margin: 0;
    overflow-x: auto;

    color: var(--green);
    font-size: clamp(7px, 1.25vw, 14px);
    font-weight: 700;
    line-height: 1.08;

    text-shadow:
        0 0 5px rgba(85, 255, 119, 0.8),
        0 0 18px rgba(85, 255, 119, 0.35);
}

.status-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 9px;

    margin-top: 22px;

    color: var(--green-bright);
    font-size: 13px;
    letter-spacing: 0.08em;
}

.status-light {
    width: 9px;
    height: 9px;

    border-radius: 50%;

    background: var(--green);
    box-shadow:
        0 0 6px var(--green),
        0 0 14px var(--green);
}

.divider {
    color: var(--green-dim);
}

.intro {
    margin: 14px 0 20px;
    color: var(--muted);
}

.command-line {
    padding: 12px 14px;

    border: 1px solid var(--border);
    border-radius: 4px;

    color: var(--text);
    background: #020603;
}

.prompt {
    color: var(--green);
}

.colon,
.dollar {
    color: white;
}

.path {
    color: var(--cyan);
}

.command {
    margin-left: 9px;
    color: var(--yellow);
}

.cursor {
    margin-left: 4px;

    color: var(--green);

    animation: cursor-blink 1.05s steps(2, start) infinite;
}

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

.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;

    margin-top: 18px;
    padding: 10px 12px;

    border-left: 3px solid var(--green);
    background: rgba(85, 255, 119, 0.04);

    font-size: 13px;
}

.breadcrumbs a {
    color: var(--green-bright);
}

.breadcrumb-separator {
    color: var(--green-dim);
}

.search-panel {
    display: grid;
    grid-template-columns: auto minmax(160px, 1fr) auto;
    align-items: center;
    gap: 12px;

    margin-top: 18px;
}

.search-panel label {
    color: var(--green);
    font-size: 13px;
}

.search-panel input {
    width: 100%;
    min-width: 0;

    padding: 11px 12px;

    border: 1px solid var(--border);
    border-radius: 3px;
    outline: none;

    color: var(--green-bright);
    background: #020603;

    font: inherit;
}

.search-panel input:focus {
    border-color: var(--green);
    box-shadow: 0 0 12px rgba(85, 255, 119, 0.15);
}

.search-panel input::placeholder {
    color: #47744f;
}

.result-count {
    min-width: 80px;
    color: var(--muted);
    font-size: 12px;
    text-align: right;
}

.file-browser {
    padding: 22px 28px 30px;
    overflow-x: auto;
}

/*
 * Apache mod_autoindex table.
 */

.file-browser table {
    width: 100%;
    border-collapse: collapse;
    border-spacing: 0;

    color: var(--text);
    background: transparent;
}

.file-browser thead {
    color: var(--green);
    background: rgba(85, 255, 119, 0.055);
}

.file-browser th {
    padding: 11px 12px;

    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);

    color: var(--green);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-align: left;
    text-transform: uppercase;
}

.file-browser td {
    padding: 11px 12px;
    border-bottom: 1px solid rgba(27, 77, 39, 0.55);
    vertical-align: middle;
}

.file-browser tbody tr {
    transition:
        background 120ms ease,
        box-shadow 120ms ease;
}

.file-browser tbody tr:hover {
    background: rgba(85, 255, 119, 0.065);
    box-shadow: inset 3px 0 0 var(--green);
}

.file-browser td:first-child {
    width: 32px;
}

.file-browser img {
    max-width: 22px;
    filter:
        grayscale(1)
        sepia(1)
        hue-rotate(70deg)
        saturate(4)
        brightness(1.3);
}

.file-browser a {
    font-weight: 600;
}

.file-browser hr {
    display: none;
}

.file-browser pre {
    margin: 0;
    color: var(--text);
    font: inherit;
    line-height: 1.9;
}

.file-browser h1 {
    display: none;
}

.site-footer {
    padding: 19px 28px;

    border-top: 1px solid var(--border);

    color: var(--green-dim);
    background: #020603;

    font-size: 12px;
    text-align: center;
    letter-spacing: 0.08em;
}

.footer-small {
    margin-top: 7px;
    color: #47744f;
    font-size: 10px;
}

.no-results-message {
    padding: 26px;

    border: 1px dashed var(--border);
    color: var(--red);

    text-align: center;
}

@media (max-width: 720px) {
    body {
        padding: 10px;
        font-size: 13px;
    }

    .site-header,
    .file-browser,
    .site-footer {
        padding-left: 15px;
        padding-right: 15px;
    }

    .search-panel {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .result-count {
        text-align: left;
    }

    .status-line {
        font-size: 10px;
    }

    .file-browser th,
    .file-browser td {
        padding: 9px 7px;
    }
}