:root {
  --bg: #f4f4f2;
  --panel: #ffffff;
  --ink: #222;
  --muted: #777;
  --line: #e3e3e0;
  --brand: #2b2b2b;
  --accent: #4f46e5;
  --green: #16a34a;
  --red: #dc2626;
  --amber: #d97706;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--brand); color: #fff; padding: 12px 20px;
}
.topbar .brand { font-weight: 700; letter-spacing: .3px; }
.topbar .user { font-size: 13px; color: #cfcfcf; }
.topbar .user a { color: #fff; }

.sidenav {
  position: fixed; top: 49px; left: 0; width: 180px; bottom: 0;
  background: #1f1f1f; padding-top: 12px;
}
.sidenav ul { list-style: none; margin: 0; padding: 0; }
.sidenav li a {
  display: block; padding: 11px 20px; color: #c9c9c9; font-size: 14px;
}
.sidenav li a:hover { background: #2c2c2c; color: #fff; text-decoration: none; }
.sidenav li.active a { background: #2c2c2c; color: #fff; border-left: 3px solid var(--accent); }

.content { margin-left: 180px; padding: 24px 28px; }

h1 { font-size: 20px; margin: 0 0 18px; }
h2 { font-size: 15px; margin: 0 0 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }

.cards { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 18px 20px; min-width: 180px; flex: 1;
}
.card .label { font-size: 13px; color: var(--muted); }
.card .value { font-size: 28px; font-weight: 700; margin-top: 6px; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; margin-bottom: 20px; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: 10px 12px; font-size: 14px; border-bottom: 1px solid var(--line); }
th { background: #fafafa; color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: none; }

.tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.tabs a { padding: 7px 14px; border-radius: 20px; background: #ececeb; font-size: 13px; color: #444; }
.tabs a.active { background: var(--brand); color: #fff; }

.badge { display: inline-block; padding: 2px 9px; border-radius: 12px; font-size: 12px; font-weight: 600; }
.badge.new { background: #eef2ff; color: var(--accent); }
.badge.posted { background: #e7f6ec; color: var(--green); }
.badge.error { background: #fdecec; color: var(--red); }
.badge.ignored { background: #f0f0f0; color: var(--muted); }

.btn { display: inline-block; padding: 8px 16px; border-radius: 6px; border: none; cursor: pointer; font-size: 14px; background: var(--brand); color: #fff; }
.btn:hover { opacity: .9; text-decoration: none; }
.btn.green { background: var(--green); }
.btn.red { background: var(--red); }
.btn.ghost { background: #ececeb; color: #333; }

.feed { list-style: none; margin: 0; padding: 0; }
.feed li { padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.feed li:last-child { border-bottom: none; }
.feed .when { color: var(--muted); font-size: 12px; }
.feed .src { display: inline-block; font-size: 11px; padding: 1px 7px; border-radius: 10px; background: #eee; color: #555; margin-left: 6px; }

.login-wrap { max-width: 340px; margin: 90px auto; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 30px; }
.login-wrap h1 { text-align: center; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; }
.field input, .field select { width: 100%; padding: 9px 10px; border: 1px solid var(--line); border-radius: 6px; font-size: 14px; }
.error { background: #fdecec; color: var(--red); padding: 9px 12px; border-radius: 6px; font-size: 14px; margin-bottom: 14px; }
.notice { background: #e7f6ec; color: var(--green); padding: 9px 12px; border-radius: 6px; font-size: 14px; margin-bottom: 14px; }
.muted { color: var(--muted); }
.right { text-align: right; }