:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --surface-2: #f0f1f4;
  --border: #e2e5ea;
  --text: #1a1c22;
  --muted: #6b7280;
  --accent: #4f46e5;
  --accent-ink: #ffffff;
  --ok: #15803d;
  --err: #b91c1c;
  --radius: 14px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115; --surface: #171a21; --surface-2: #1e2129; --border: #2a2e38;
    --text: #e8eaef; --muted: #9aa1ad; --accent: #7c7bff; --ok: #4ade80; --err: #f87171;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans);
  line-height: 1.55; padding: 32px 16px 64px;
}
.wrap { max-width: 640px; margin: 0 auto; }
.wrap.wide { max-width: 1000px; }
header { margin-bottom: 28px; }
h1 { font-size: 1.6rem; margin: 0 0 6px; letter-spacing: -0.02em; }
.lead { color: var(--muted); margin: 0; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; margin-bottom: 20px;
}
label { display: block; font-weight: 600; font-size: 0.9rem; margin: 0 0 6px; }
.hint { color: var(--muted); font-size: 0.82rem; margin: 4px 0 0; }
input[type=text], input[type=url], input[type=password] {
  width: 100%; padding: 11px 13px; font: inherit; color: var(--text);
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px;
}
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.row { margin-bottom: 16px; }
button, .btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  font: inherit; font-weight: 600; cursor: pointer; border-radius: 10px;
  padding: 11px 16px; border: 1px solid var(--border); background: var(--surface-2);
  color: var(--text); text-decoration: none;
}
button.primary, .btn.primary { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
button:disabled { opacity: .6; cursor: default; }
button.ghost { background: transparent; }
button.danger { color: var(--err); border-color: transparent; background: transparent; padding: 6px 10px; }
.result { display: none; }
.result.show { display: block; }
.pill { display: inline-block; font-size: .78rem; padding: 2px 9px; border-radius: 999px; background: var(--surface-2); color: var(--muted); }
.linkline { display: flex; gap: 8px; align-items: center; margin-top: 8px; }
.linkline code {
  flex: 1; font-family: var(--mono); font-size: .82rem; background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 8px; padding: 9px 11px; overflow-x: auto; white-space: nowrap;
}
.feeds { list-style: none; padding: 0; margin: 0; }
.feeds li {
  display: flex; align-items: center; gap: 12px; padding: 12px 0; border-top: 1px solid var(--border);
}
.feeds li:first-child { border-top: none; }
.feeds .meta { flex: 1; min-width: 0; }
.feeds .meta .name { font-weight: 600; }
.feeds .meta .sub { color: var(--muted); font-size: .8rem; font-family: var(--mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.empty { color: var(--muted); font-size: .9rem; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: left; padding: 10px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
td.mono, .sub { font-family: var(--mono); }
.status-ok { color: var(--ok); font-weight: 600; }
.status-err { color: var(--err); font-weight: 600; }
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px);
  background: var(--text); color: var(--bg); padding: 10px 18px; border-radius: 999px;
  font-size: .85rem; opacity: 0; transition: .2s; pointer-events: none;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.err-msg { color: var(--err); font-size: .88rem; margin-top: 10px; min-height: 1em; }
.foot { color: var(--muted); font-size: .82rem; margin-top: 8px; }
.foot a { color: var(--accent); }