:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1b1f24;
  --muted: #5f6b7a;
  --border: #dde1e6;
  --accent: #2a7fd4;
  --accent-text: #ffffff;
  --ok: #1f8a4c;
  --busy: #b7791f;
  --error: #c53030;
  --error-bg: #fdf0f0;
  --info-bg: #eef5fc;
  --code-bg: #eef0f3;
  --radius: 10px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111418;
    --surface: #1a1e24;
    --text: #e6e9ed;
    --muted: #97a1ad;
    --border: #2d333b;
    --accent: #4c9be8;
    --accent-text: #0d1117;
    --ok: #3fb96f;
    --busy: #e0a53a;
    --error: #f07171;
    --error-bg: #2a1a1c;
    --info-bg: #16222f;
    --code-bg: #252b33;
    color-scheme: dark;
  }
}

* {
  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(--accent);
}

code {
  font: 0.9em ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: var(--code-bg);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

h1 {
  font-size: 1.35rem;
  margin: 0 0 0.25rem;
}

p {
  margin: 0 0 0.5rem;
}

.muted,
.help {
  color: var(--muted);
}

.help {
  font-size: 0.875rem;
  margin: 0.35rem 0 0;
}

/* Layout */

.top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.25rem;
  max-width: 760px;
  margin: 0 auto;
  padding: 1rem 16px;
}

.brand {
  font-weight: 650;
  letter-spacing: 0.01em;
}

.tabs {
  display: flex;
  gap: 1rem;
}

.tabs a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.15rem 0;
  border-bottom: 2px solid transparent;
}

.tabs a:hover {
  color: var(--text);
}

.tabs a[aria-current="page"] {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.account {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 0 auto;
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 16px 3rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.card-head {
  margin-bottom: 1.25rem;
}

.login {
  max-width: 420px;
  margin: 12vh auto 0;
}

.login form {
  margin-top: 1.25rem;
}

/* Status */

.status {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.status .dot {
  flex: none;
  width: 10px;
  height: 10px;
  margin-top: 0.45rem;
  border-radius: 50%;
  background: var(--muted);
}

.tone-ok .dot { background: var(--ok); }
.tone-busy .dot { background: var(--busy); }
.tone-error .dot { background: var(--error); }

.status .headline {
  font-weight: 600;
  margin: 0;
}

.status .detail {
  color: var(--muted);
  font-size: 0.875rem;
  margin: 0.25rem 0 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* Alerts */

.alert {
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin: 0 0 1rem;
}

.alert.info {
  background: var(--info-bg);
}

.alert.error {
  background: var(--error-bg);
  color: var(--error);
}

.alert ul {
  margin: 0.25rem 0 0;
  padding-left: 1.25rem;
}

/* Forms */

.field {
  padding: 1rem 0;
  border-top: 1px solid var(--border);
}

.field label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
  font-weight: 600;
}

.required {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted);
}

input,
select,
textarea {
  width: 100%;
  font: inherit;
  color: inherit;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem 0.65rem;
}

textarea {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.875rem;
  resize: vertical;
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.field.invalid input,
.field.invalid select,
.field.invalid textarea {
  border-color: var(--error);
}

.error-text {
  color: var(--error);
  font-size: 0.875rem;
  margin: 0.35rem 0 0;
}

.actions {
  display: flex;
  justify-content: flex-end;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.import .actions {
  border-top: 0;
}

.import summary,
.collapsible summary,
.add-record summary {
  cursor: pointer;
  font-weight: 600;
}

.import form {
  margin-top: 1rem;
}

.collapsible > p {
  margin-top: 0.75rem;
}

.import textarea {
  margin-top: 0.75rem;
}

button {
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  border-radius: 6px;
  padding: 0.55rem 1rem;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
}

button.danger {
  color: var(--error);
  border-color: var(--error);
}

button.link {
  border: 0;
  padding: 0;
  background: none;
  color: var(--accent);
  font-weight: 500;
}

.login button.primary {
  width: 100%;
  padding: 0.7rem 1rem;
}

input[type="checkbox"] {
  width: auto;
  margin: 0;
  accent-color: var(--accent);
}

.field label.check {
  font-weight: 600;
  margin: 0;
}

/* DNS */

.crumbs {
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.badge {
  font-size: 0.75rem;
  color: var(--busy);
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 0 0.45rem;
  margin-left: 0.4rem;
}

.zones,
.records {
  list-style: none;
  margin: 0;
  padding: 0;
}

.zones li {
  padding: 0.75rem 0;
  border-top: 1px solid var(--border);
}

.zones a {
  font-weight: 600;
}

.records li {
  display: grid;
  grid-template-columns: 4.25rem minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: start;
  padding: 0.85rem 0;
  border-top: 1px solid var(--border);
}

.records .type {
  font: 600 0.8rem ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: var(--code-bg);
  border-radius: 4px;
  padding: 0.15rem 0.4rem;
  text-align: center;
}

.records p {
  margin: 0;
}

.record-name {
  font-weight: 600;
  overflow-wrap: anywhere;
}

.record-content {
  font: 0.875rem ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  overflow-wrap: anywhere;
}

.record-meta {
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 0.15rem;
}

.add-record {
  padding: 0.85rem 0;
  border-top: 1px solid var(--border);
}

.add-record summary {
  color: var(--accent);
}

.record-form {
  margin-top: 0.75rem;
}

.record-form .actions {
  padding-bottom: 0.25rem;
}

.record-form .row {
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  gap: 0 1rem;
}

.danger-zone {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.danger-zone p {
  margin: 0;
}

.actions.plain {
  border-top: 0;
  padding-top: 0.5rem;
}

@media (max-width: 480px) {
  .record-form .row {
    grid-template-columns: minmax(0, 1fr);
  }

  .records li {
    grid-template-columns: 3.75rem minmax(0, 1fr);
  }

  .records .record-link {
    grid-column: 2;
  }
}