:root {
  --bg: #0f1216;
  --panel: #171c23;
  --line: #262e39;
  --fg: #e6edf3;
  --muted: #8b98a8;
  --accent: #58a6ff;
  --danger: #f85149;
  --ok: #3fb950;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header.topbar {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 12px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}
header.topbar .brand { font-weight: 700; letter-spacing: .5px; }
header.topbar nav { display: flex; gap: 14px; margin-left: auto; align-items: center; }
header.topbar img.avatar { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; }

main { max-width: 820px; margin: 0 auto; padding: 24px; }

h1 { font-size: 22px; margin: 0 0 18px; }
h2 { font-size: 18px; margin: 0 0 10px; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 18px;
  margin-bottom: 14px;
}
.card .meta { color: var(--muted); font-size: 13px; display: flex; gap: 8px; align-items: center; }
.card .meta img { width: 22px; height: 22px; border-radius: 50%; object-fit: cover; }
.card .body { white-space: pre-wrap; word-break: break-word; margin: 10px 0 0; }

.badge {
  font-size: 11px; text-transform: uppercase; letter-spacing: .6px;
  border: 1px solid var(--line); border-radius: 999px; padding: 1px 8px; color: var(--muted);
}
.badge.private { color: var(--danger); border-color: var(--danger); }
.badge.public { color: var(--ok); border-color: var(--ok); }

label { display: block; margin: 12px 0 4px; color: var(--muted); font-size: 13px; }
input[type=text], input[type=password], input[type=url], textarea, input[type=file] {
  width: 100%; padding: 9px 11px; border-radius: 7px;
  border: 1px solid var(--line); background: #0d1117; color: var(--fg); font: inherit;
}
textarea { min-height: 170px; resize: vertical; }

button {
  margin-top: 14px; padding: 9px 16px; border-radius: 7px; border: 1px solid var(--accent);
  background: var(--accent); color: #06121f; font: inherit; font-weight: 600; cursor: pointer;
}
button.secondary { background: transparent; color: var(--accent); }
button.danger { background: transparent; border-color: var(--danger); color: var(--danger); }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.checkline { display: flex; gap: 8px; align-items: center; margin-top: 14px; }
.checkline input { width: auto; }

ul.attachments { list-style: none; padding: 0; margin: 12px 0 0; }
ul.attachments li { padding: 6px 0; border-top: 1px solid var(--line); font-size: 14px; }

.msg { margin-top: 12px; font-size: 14px; }
.msg.error { color: var(--danger); }
.msg.ok { color: var(--ok); }
.muted { color: var(--muted); }