:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --border: #dfe3e8;
  --text: #1c1f23;
  --muted: #5d6673;
  --accent: #1b62c9;
  --accent-soft: #e8f0fc;
  --radius: 10px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15181c;
    --surface: #1d2126;
    --border: #2f353d;
    --text: #e8eaed;
    --muted: #9aa4b2;
    --accent: #6ea8f7;
    --accent-soft: #23303f;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 24px 16px 48px;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.wrap { max-width: 980px; margin: 0 auto; }

.head { margin-bottom: 20px; }
.head h1 { margin: 0 0 4px; font-size: 1.5rem; letter-spacing: -0.01em; }
.meta { margin: 0; color: var(--muted); font-size: 0.875rem; }

code {
  padding: 1px 5px;
  border-radius: 5px;
  background: var(--accent-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85em;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.search { flex: 1 1 260px; }

#filter {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: inherit;
  font: inherit;
}

#filter:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.count { margin: 0; color: var(--muted); font-size: 0.875rem; white-space: nowrap; }

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

th, td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--accent-soft); }

th {
  background: var(--surface);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.sort {
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-transform: inherit;
  letter-spacing: inherit;
  cursor: pointer;
}

.sort:hover { color: var(--accent); }
.sort[data-dir="asc"]::after { content: " ▲"; font-size: 0.7em; }
.sort[data-dir="desc"]::after { content: " ▼"; font-size: 0.7em; }

.c-name { word-break: break-all; }
.c-name a { color: var(--accent); text-decoration: none; font-weight: 500; }
.c-name a:hover { text-decoration: underline; }
.c-size, .c-date { color: var(--muted); font-size: 0.9rem; white-space: nowrap; }
.c-actions { text-align: right; white-space: nowrap; }

.btn {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 0.875rem;
  text-decoration: none;
}

.btn:hover { filter: brightness(1.08); }

.btn-ghost {
  margin-left: 6px;
  border-color: var(--border);
  background: transparent;
  color: var(--muted);
}

.btn-ghost:hover { color: var(--accent); border-color: var(--accent); }

.empty, .empty-filter {
  padding: 24px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--muted);
  text-align: center;
}

.empty-filter { margin-top: 12px; }

.foot { margin-top: 20px; font-size: 0.8rem; }
.foot a { color: var(--muted); }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (max-width: 640px) {
  thead { display: none; }
  table, tbody, tr, td { display: block; width: 100%; }
  tr { padding: 10px 4px; border-bottom: 1px solid var(--border); }
  td { border: 0; padding: 2px 12px; }
  .c-actions { text-align: left; padding-top: 8px; }
}