/* Topbar / header chung. */
/* ---------- Topbar ---------- */
.topbar {
  display: flex; align-items: center; gap: 10px;
  padding: 0 14px; background: var(--panel); border-bottom: 1px solid var(--line);
  overflow-x: auto;
}
.brand { color: inherit; text-decoration: none; display: flex; align-items: center; gap: 8px; font-weight: 800; letter-spacing: -.2px; white-space: nowrap; }
.spacer { flex: 1; }
.namefield { flex: none; display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 12.5px; white-space: nowrap; margin: 0; }
.name { width: 400px; flex: none; background: transparent; border: 1px solid transparent; border-radius: 8px; padding: 6px 8px; }
.name:hover, .name:focus { border-color: var(--line); background: var(--panel-2); outline: none; }

.btn {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px;
  padding: 7px 12px; cursor: pointer; white-space: nowrap;
}
.btn:hover { border-color: #3a4156; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
.btn.primary:hover { background: var(--brand-2); }
.btn.ghost { background: transparent; }

select, textarea, input[type=text] {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 7px 9px; width: 100%;
}
.topbar select { width: auto; max-width: 240px; }
select:focus, textarea:focus, input:focus-visible, button:focus-visible { outline: 2px solid var(--brand); outline-offset: 1px; }
textarea { resize: vertical; }

.seg { display: inline-flex; background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 2px; }
.seg button { background: transparent; border: 0; padding: 5px 12px; border-radius: 6px; cursor: pointer; color: var(--muted); white-space: nowrap; }
.seg button.on { background: var(--brand); color: #fff; }