:root {
  color-scheme: dark;
  --bg: #0d1117;
  --panel: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #2f81f7;
  --accent-hover: #388bfd;
  --danger: #f85149;
  --success: #3fb950;
  --radius: 12px;
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(47, 129, 247, 0.12), transparent),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

#app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 24px 64px;
}

.columns {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: 20px;
  align-items: start;
}

@media (max-width: 900px) {
  .columns { grid-template-columns: 1fr; }
}

.hidden { display: none !important; }
.muted { color: var(--muted); }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 20px;
}

.card h2 { margin: 0 0 4px; font-size: 1.05rem; }

.center {
  text-align: center;
  margin-top: 14vh;
  padding: 48px 32px;
}

.center .logo { font-size: 3rem; }
.center h1 { margin: 8px 0 4px; font-size: 1.5rem; }
.center p { margin-bottom: 28px; }

.error-card {
  max-width: 480px;
  margin: 14vh auto 0;
  text-align: center;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.user { display: flex; align-items: center; gap: 10px; }

.avatar-img {
  border-radius: 50%;
  border: 1px solid var(--border);
}

.avatar-initial {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(47, 129, 247, 0.15);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
}

.record-info { display: flex; align-items: center; gap: 12px; }

.row-avatar {
  border-radius: 50%;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.row-avatar-initial {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: rgba(47, 129, 247, 0.15);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
}

.badge-neutral {
  background: rgba(139, 148, 158, 0.15);
  color: var(--muted);
  border-color: var(--border);
}

.record.external .name { font-weight: 500; color: var(--muted); }
.record.external .meta { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.78rem; word-break: break-all; }

/* --- Existing records panel --- */

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.card-head h2 { margin: 0; }

.search {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  font-size: 0.85rem;
  padding: 6px 12px;
  width: 180px;
  outline: none;
}

.search:focus { border-color: var(--accent); }

.external-scroll {
  max-height: 72vh;
  overflow-y: auto;
  margin-top: 8px;
  scrollbar-width: thin;
}

.ext-group { border-top: 1px solid var(--border); }
.ext-group:first-child { border-top: none; }

.ext-group summary {
  cursor: pointer;
  padding: 10px 0;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  user-select: none;
  position: sticky;
  top: 0;
  background: var(--panel);
}

.ext-group summary .count {
  background: rgba(139, 148, 158, 0.15);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 1px 8px;
  margin-left: 6px;
  font-weight: 600;
}

.ext-row {
  display: grid;
  grid-template-columns: minmax(0, 5fr) 62px minmax(0, 6fr);
  gap: 10px;
  align-items: center;
  padding: 7px 0;
  border-top: 1px solid rgba(48, 54, 61, 0.5);
  font-size: 0.85rem;
}

.ext-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ext-name strong { color: var(--text); font-weight: 600; }
.ext-suffix { color: var(--muted); }

.type-chip {
  display: inline-block;
  text-align: center;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 6px;
  padding: 2px 0;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(139, 148, 158, 0.08);
}

.type-cname { color: #58a6ff; border-color: rgba(47, 129, 247, 0.4); background: rgba(47, 129, 247, 0.1); }
.type-a, .type-aaaa { color: #3fb950; border-color: rgba(63, 185, 80, 0.4); background: rgba(63, 185, 80, 0.1); }
.type-txt { color: #d29922; border-color: rgba(210, 153, 34, 0.4); background: rgba(210, 153, 34, 0.1); }
.type-mx { color: #bc8cff; border-color: rgba(188, 140, 255, 0.4); background: rgba(188, 140, 255, 0.1); }

.ext-value {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.76rem;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.badge {
  background: rgba(47, 129, 247, 0.15);
  color: var(--accent);
  border: 1px solid rgba(47, 129, 247, 0.4);
  border-radius: 999px;
  font-size: 0.7rem;
  padding: 2px 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}

.btn:hover { border-color: var(--muted); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-primary:disabled { opacity: 0.6; cursor: default; }
.btn-ghost { background: transparent; }
.btn-danger-ghost {
  background: transparent;
  color: var(--danger);
  border-color: transparent;
  padding: 4px 10px;
}
.btn-danger-ghost:hover { border-color: var(--danger); }

.claim-row {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.input-wrap {
  flex: 1;
  min-width: 220px;
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0 12px;
}

.input-wrap:focus-within { border-color: var(--accent); }

.input-wrap input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font: inherit;
  padding: 10px 0;
}

.input-wrap .suffix { color: var(--muted); user-select: none; }

.message { margin: 12px 0 0; font-size: 0.9rem; }
.message.error { color: var(--danger); }
.message.success { color: var(--success); }

.hint { margin-top: 16px; font-size: 0.88rem; color: var(--muted); }
.hint summary { cursor: pointer; }
.hint ol { margin: 8px 0 0; padding-left: 20px; }

code {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 0.85em;
}

.record {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--border);
}

.record .name,
.record .meta {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.record-info { min-width: 0; }
.record-info > div { min-width: 0; }

.record:first-child { border-top: none; }
.record .name { font-weight: 600; }
.record .name a { color: var(--text); text-decoration: none; }
.record .name a:hover { color: var(--accent); }
.record .meta { color: var(--muted); font-size: 0.85rem; }

.empty { color: var(--muted); padding: 12px 0; }