:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #6b7385; --line: #e3e6ec;
  --primary: #2b6cde; --primary-text: #fff; --ok: #1f9d55; --warn: #c27c0e; --err: #d64545;
  --ok-bg: #e7f6ee; --warn-bg: #fdf3e1; --err-bg: #fcebeb; --chip: #eef1f6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171d; --card: #1c2028; --text: #e6e9ef; --muted: #9098a9; --line: #2c313c;
    --primary: #4c8bf5; --ok-bg: #173325; --warn-bg: #3a2c12; --err-bg: #3d1c1c; --chip: #262b35;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
header { background: var(--card); border-bottom: 1px solid var(--line); }
header .wrap { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
.brand { font-weight: 700; font-size: 18px; color: var(--text); }
nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }
nav a { padding: 6px 12px; border-radius: 6px; color: var(--muted); }
nav a.active, nav a:hover { background: var(--chip); color: var(--text); text-decoration: none; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.card h2 { margin: 0 0 12px; font-size: 17px; }
h1 { font-size: 22px; margin: 4px 0 16px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.stat .num { font-size: 28px; font-weight: 700; }
.stat .lbl { color: var(--muted); font-size: 13px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 13px; color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }
.chip { display: inline-block; background: var(--chip); border-radius: 999px; padding: 1px 9px; font-size: 12px; margin: 2px 2px 0 0; }
.badge { display: inline-block; border-radius: 6px; padding: 1px 8px; font-size: 12px; font-weight: 600; }
.badge.sent, .badge.on { background: var(--ok-bg); color: var(--ok); }
.badge.skipped { background: var(--warn-bg); color: var(--warn); }
.badge.error { background: var(--err-bg); color: var(--err); }
.badge.off { background: var(--chip); color: var(--muted); }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; }
.flash.ok { background: var(--ok-bg); color: var(--ok); }
.flash.error { background: var(--err-bg); color: var(--err); }
button, .btn { font: inherit; border: 1px solid var(--line); background: var(--card); color: var(--text);
  padding: 7px 14px; border-radius: 7px; cursor: pointer; display: inline-block; }
button:hover, .btn:hover { border-color: var(--primary); text-decoration: none; }
button.primary, .btn.primary { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
button.danger { color: var(--err); }
button.sm { padding: 3px 10px; font-size: 13px; }
form.inline { display: inline; }
label { display: block; font-weight: 600; font-size: 14px; margin: 12px 0 4px; }
label.check { display: flex; gap: 8px; align-items: center; font-weight: 500; }
.hint { font-size: 12px; color: var(--muted); font-weight: 400; margin-top: 2px; }
input[type=text], input[type=number], input[type=password], input[type=tel], select, textarea {
  font: inherit; width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 7px;
  background: var(--bg); color: var(--text); }
textarea { min-height: 140px; resize: vertical; }
.row { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 16px; }
pre.msg { white-space: pre-wrap; word-break: break-word; background: var(--bg); border: 1px solid var(--line);
  border-radius: 8px; padding: 10px; margin: 6px 0 0; font: 14px/1.5 inherit; font-family: inherit; }
details summary { cursor: pointer; color: var(--muted); font-size: 13px; }
.tpl-list label { font-weight: 500; }
.login { max-width: 360px; margin: 12vh auto; }
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.toolbar form { display: flex; gap: 8px; }
.toolbar input { width: 220px; }
.two { display: grid; gap: 16px; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); }
@media (max-width: 800px) { .two { grid-template-columns: 1fr; } }