:root {
  color-scheme: light dark;
  --fg: #1b1b1f;
  --bg: #fafafa;
  --muted: #6b6b76;
  --border: #d9d9e0;
  --accent: #5865f2;
  --danger: #d9534f;
  --ok: #3a9d5c;
  --card-bg: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e8e8ec;
    --bg: #17171c;
    --muted: #9a9aa5;
    --border: #303038;
    --accent: #7c85f7;
    --danger: #e5766f;
    --ok: #4fbd79;
    --card-bg: #1f1f26;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.4;
}

nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--card-bg);
}

nav a {
  color: var(--fg);
  text-decoration: none;
  font-size: 0.95rem;
}

.nav-logout {
  margin: 0 0 0 auto;
}

button.linklike {
  margin: 0;
  padding: 0;
  border: none;
  background: none;
  color: var(--muted);
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: underline;
}

button.linklike:hover { color: var(--fg); }

nav a:hover { color: var(--accent); }

nav strong { margin-right: 0.5rem; }

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem;
}

h1 { font-size: 1.4rem; margin-bottom: 1rem; }
h2 { font-size: 1.1rem; margin: 1.5rem 0 0.75rem; }
h3 { font-size: 0.95rem; margin: 1rem 0 0.4rem; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

form.stacked label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0.6rem 0 0.2rem;
}

form.stacked input[type="text"],
form.stacked input[type="password"],
form.stacked input[type="file"],
form.stacked textarea,
form.stacked select {
  width: 100%;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--fg);
  font-size: 0.9rem;
}

form.stacked textarea { min-height: 8rem; font-family: ui-monospace, monospace; }

button, .button {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.45rem 0.9rem;
  border: none;
  border-radius: 5px;
  background: var(--accent);
  color: white;
  font-size: 0.9rem;
  cursor: pointer;
}

button.danger { background: var(--danger); }

table { width: 100%; border-collapse: collapse; margin-top: 0.5rem; }
th, td { text-align: left; padding: 0.5rem; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
th { color: var(--muted); font-weight: 600; }

.thumb {
  width: 40px; height: 40px; object-fit: cover; border-radius: 4px;
  vertical-align: middle; margin-right: 0.5rem;
}

.muted { color: var(--muted); font-size: 0.85rem; }
.status-ok { color: var(--ok); }
.status-error { color: var(--danger); }
.empty { color: var(--muted); font-style: italic; padding: 0.5rem 0; }