:root {
  color-scheme: light dark;
  --bg: #111318;
  --fg: #f0f2f5;
  --muted: #a8b0bd;
  --card: #1b1f2a;
  --line: #323849;
  --accent: #8ab4ff;
  --accent-bg: #1f3b5c;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.65;
}

.site-header,
.site-footer {
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
}

.site-footer {
  border-top: 1px solid var(--line);
  border-bottom: 0;
  color: var(--muted);
}

.site-header a,
a {
  color: var(--accent);
  text-decoration: none;
}

a:hover { text-decoration: underline; }

main {
  width: min(1100px, calc(100% - 32px));
  margin: 32px auto;
}

.hero,
.card,
section {
  margin: 0 0 28px;
}

.card,
.hero {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
}

.button,
button {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--accent);
  background: var(--accent-bg);
  color: var(--fg);
  cursor: pointer;
  font: inherit;
}

button:hover,
.button:hover {
  filter: brightness(1.1);
  text-decoration: none;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--accent-bg);
  border: 1px solid var(--line);
  font-size: 0.9rem;
}

.muted,
.muted-badge { color: var(--muted); }

.stacked-form {
  display: grid;
  gap: 16px;
}

.inline-form {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 16px 0;
}

input,
textarea,
select {
  width: 100%;
  box-sizing: border-box;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #0d0f14;
  color: var(--fg);
  font: inherit;
}

textarea.editor {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  line-height: 1.45;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0 24px;
  overflow-wrap: anywhere;
}

th,
td {
  border: 1px solid var(--line);
  padding: 8px 10px;
  vertical-align: top;
}

th {
  background: var(--card);
  text-align: left;
}

pre,
code {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}

pre {
  padding: 12px;
  background: #0d0f14;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: auto;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
  line-height: 1.25;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f7f8;
    --fg: #1b1f2a;
    --muted: #5f6673;
    --card: #ffffff;
    --line: #d6dae2;
    --accent: #175cba;
    --accent-bg: #e7f0ff;
  }
  input,
  textarea,
  select,
  pre { background: #fff; }
}

.narrow-form {
  max-width: 520px;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 16px 0 24px;
}

.admin-actions form {
  margin: 0;
}

.danger-button {
  border-color: #b84a4a;
  background: #5c1f1f;
}

.danger-badge {
  border-color: #b84a4a;
  background: #5c1f1f;
}

.is-hidden-row {
  opacity: 0.62;
}