:root {
    --bg: #080c10;
    --panel: rgba(8, 12, 16, 0.9);
    --text: #99ccff;
    --text-bright: #ffffff;
    --text-dim: #4a7a99;
    --line: #1a3a50;
    --link-hover: #b8dcff;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1rem;
    font-family: "DejaVu Sans Mono", "Liberation Mono", monospace;
    color: var(--text);
    background:
        radial-gradient(circle at 15% 10%, rgba(74, 122, 153, 0.18), transparent 40%),
        radial-gradient(circle at 80% 100%, rgba(26, 58, 80, 0.3), transparent 45%),
        var(--bg);
    line-height: 1.6;
}

.panel {
    width: min(100%, 760px);
    background: var(--panel);
    border: 1px solid var(--line);
    box-shadow: 0 16px 60px rgba(0, 0, 0, 0.45);
    padding: 1.25rem;
    backdrop-filter: blur(2px);
}

.heading {
    margin: 0;
    font-family: "Nimbus Sans Narrow", "Arial Narrow", sans-serif;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-bright);
    font-size: clamp(1.5rem, 2.5vw, 2.2rem);
}

.subheading {
    margin: 0.2rem 0 0;
    color: var(--text-dim);
    font-size: 0.95rem;
}

.divider {
    border: 0;
    border-top: 1px solid var(--line);
    margin: 1rem 0;
}

h2 {
    margin: 0 0 0.6rem;
    color: var(--text-dim);
    font-family: "Nimbus Sans Narrow", "Arial Narrow", sans-serif;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 1rem;
}

p {
    margin: 0.4rem 0;
}

a {
    color: var(--text);
    text-decoration: none;
    border-bottom: 1px dashed var(--line);
    transition: color 120ms ease, border-color 120ms ease;
}

a:hover,
a:focus-visible {
    color: var(--link-hover);
    border-color: var(--link-hover);
    outline: none;
}

.link-list,
.file-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.45rem;
}

.link-list li,
.file-item {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.link-list li::before,
.file-item::before {
    content: "\25b8";
    color: var(--text-dim);
    font-size: 0.8rem;
    transform: translateY(-1px);
}

code {
    background: rgba(26, 58, 80, 0.35);
    border: 1px solid var(--line);
    color: var(--text-bright);
    padding: 0.1rem 0.35rem;
}

.meta {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 0.25rem 0;
}

.control-link {
    font-size: 0.95rem;
}

.sort-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.4rem 0 0;
}

.sort-link {
    border: 1px solid var(--line);
    border-bottom-style: solid;
    padding: 0.1rem 0.45rem;
    font-size: 0.85rem;
    color: var(--text-dim);
}

.sort-link.active {
    color: var(--text-bright);
    border-color: var(--text-dim);
    background: rgba(26, 58, 80, 0.22);
}

.file-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 0.75rem;
    align-items: baseline;
    width: 100%;
}

.file-row .meta {
    white-space: nowrap;
    text-align: right;
}

.empty-note {
    color: var(--text-dim);
    font-style: italic;
}

.debug-panel {
    border: 1px solid var(--line);
    background: rgba(26, 58, 80, 0.08);
    padding: 0.65rem 0.75rem;
}

.debug-panel summary {
    cursor: pointer;
    color: var(--text-dim);
    user-select: none;
}

.debug-panel p {
    margin: 0.5rem 0 0;
}

.info-block {
    border: 1px solid var(--line);
    background: rgba(26, 58, 80, 0.18);
    padding: 0.9rem;
}

.info-block h2 {
    margin: 0 0 0.45rem;
}

.info-block p {
    margin: 0.3rem 0;
}

.command-block {
    margin: 0.75rem 0 0;
    padding: 0.75rem;
    border: 1px solid var(--line);
    background: rgba(8, 12, 16, 0.85);
    color: var(--text-bright);
    max-width: 100%;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: break-word;
    overflow-x: auto;
    font-family: "DejaVu Sans Mono", "Liberation Mono", monospace;
    font-size: 0.9rem;
}

@media (max-width: 720px) {
    .file-row {
        grid-template-columns: 1fr;
        gap: 0.1rem;
    }

    .file-row .meta {
        text-align: left;
    }
}

@media (max-width: 600px) {
    .panel {
        padding: 1rem 0.9rem;
    }
}