:root {
  --bg: #0f1115;
  --card: #171a21;
  --text: #e8e8ea;
  --muted: #9a9ea6;
  --accent: #6ea8fe;
  --border: #262a33;
  --danger: #f27878;
  --success: #7ed99a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Vazirmatn", Tahoma, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
}

.brand { font-weight: bold; font-size: 1.2rem; color: var(--text); text-decoration: none; }

.topbar nav a {
  color: var(--muted);
  text-decoration: none;
  margin-inline-start: 20px;
}
.topbar nav a:hover { color: var(--accent); }

.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 32px 20px;
  min-height: 70vh;
}

.footer {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

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

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 16px;
}

input, textarea, select {
  width: 100%;
  padding: 10px;
  background: #0d0f13;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: inherit;
  margin-bottom: 12px;
}

textarea { min-height: 200px; resize: vertical; }

label { display: block; margin-bottom: 4px; color: var(--muted); font-size: 0.9rem; }

button, .btn {
  display: inline-block;
  background: var(--accent);
  color: #0f1115;
  border: none;
  padding: 10px 18px;
  border-radius: 6px;
  font-weight: bold;
  cursor: pointer;
  text-decoration: none;
}
button:hover, .btn:hover { opacity: 0.9; }

.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 10px; }
.flash-success { background: rgba(126,217,154,0.15); color: var(--success); }
.flash-error { background: rgba(242,120,120,0.15); color: var(--danger); }
.flash-warning { background: rgba(255,200,100,0.15); color: #ffcf6e; }

.post-list-item { border-bottom: 1px solid var(--border); padding: 16px 0; }
.post-list-item h2 { margin: 0 0 6px; font-size: 1.1rem; }
.post-meta { color: var(--muted); font-size: 0.85rem; }

.badge {
  display: inline-block;
  font-size: 0.75rem;
  background: var(--border);
  color: var(--muted);
  padding: 2px 8px;
  border-radius: 10px;
  margin-inline-end: 6px;
}

table { width: 100%; border-collapse: collapse; margin-bottom: 16px; }
th, td { text-align: right; padding: 8px; border-bottom: 1px solid var(--border); }

details { margin-bottom: 16px; }
summary { cursor: pointer; padding: 10px; background: var(--card); border-radius: 6px; }