:root {
  color-scheme: light;
  --ink: #1f2933;
  --muted: #687383;
  --line: #d8dee7;
  --bg: #f5f7fa;
  --panel: #ffffff;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --danger: #b42318;
  --success: #027a48;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
}

a { color: var(--primary); text-decoration: none; }

input, button {
  font: inherit;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  background: #fff;
}

button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 14px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

.button.primary, button.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.button.primary:hover, button.primary:hover { background: var(--primary-dark); }
.button.wide { width: 100%; }

.center-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.panel {
  width: min(100%, 520px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  box-shadow: 0 10px 28px rgba(31, 41, 51, 0.08);
}

.panel.narrow { max-width: 420px; }
.panel h1, .section h1, .hero-band h1 { margin: 0 0 16px; }

.eyebrow {
  margin: 0 0 8px;
  color: var(--primary);
  font-weight: 700;
  font-size: 13px;
}

.muted { color: var(--muted); font-size: 13px; }

.secondary-actions {
  margin-top: 18px;
  display: flex;
  justify-content: flex-start;
}

.text-link {
  color: var(--muted);
  font-size: 14px;
  border-bottom: 1px solid transparent;
}

.text-link:hover {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.form-stack {
  display: grid;
  gap: 14px;
}

.form-stack label span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 14px;
}

.alert {
  border-radius: 6px;
  padding: 10px 12px;
  margin: 12px 0;
  border: 1px solid;
}

.alert.danger { color: var(--danger); background: #fff1f0; border-color: #fecdca; }
.alert.success { color: var(--success); background: #ecfdf3; border-color: #abefc6; }

.topbar {
  min-height: 58px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar div {
  display: flex;
  gap: 12px;
  align-items: baseline;
}

.topbar span { color: var(--muted); font-size: 13px; }
.topbar nav { display: flex; gap: 14px; }

.container {
  width: min(100%, 980px);
  margin: 0 auto;
  padding: 28px 20px;
}

.container.wide { width: min(100%, 1360px); }

.hero-band {
  padding: 20px 0;
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.service-link {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  color: var(--ink);
  font-weight: 700;
}

.section {
  margin-bottom: 26px;
}

.inline-form {
  display: grid;
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  gap: 10px;
  align-items: start;
}

.settings-form {
  display: grid;
  gap: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(240px, 1fr));
  gap: 12px;
}

.form-grid label span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 14px;
}

.span-2 { grid-column: span 2; }

.status-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(160px, 1fr));
  gap: 10px;
}

.status-grid div {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.status-grid span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 5px;
}

.ok-text { color: var(--success); }
.danger-text { color: var(--danger); }

.table-wrap {
  width: 100%;
  overflow-x: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 980px;
}

th, td {
  border-bottom: 1px solid var(--line);
  padding: 10px;
  text-align: left;
  vertical-align: top;
  font-size: 14px;
}

th {
  background: #eef2f6;
  color: #384250;
  font-weight: 700;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-width: 300px;
}

.actions form { margin: 0; }
.actions button { min-height: 32px; padding: 5px 9px; font-size: 13px; }

.status {
  display: inline-flex;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 700;
}

.status.ok { color: var(--success); background: #ecfdf3; }
.status.blocked { color: var(--danger); background: #fff1f0; }
.empty { text-align: center; color: var(--muted); padding: 22px; }

@media (max-width: 760px) {
  .topbar { align-items: flex-start; flex-direction: column; padding: 14px 18px; }
  .topbar div { flex-direction: column; gap: 3px; }
  .link-grid { grid-template-columns: 1fr; }
  .inline-form { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .span-2 { grid-column: span 1; }
  .status-grid { grid-template-columns: 1fr; }
  .panel { padding: 22px; }
}