:root {
  --ink: #17303a;
  --ink-strong: #0d2530;
  --muted: #5c7480;
  --subtle: #8298a1;
  --line: #dbe6ea;
  --line-strong: #c3d5db;
  --primary: #0c7183;
  --primary-dark: #075b6a;
  --primary-soft: #e8f4f6;
  --danger: #b04a44;
  --danger-soft: #fbeae8;
  --safe: #1f7a5c;
  --safe-soft: #e6f4ee;
  --radius: 14px;
  --shadow: 0 14px 34px rgba(17, 55, 70, .09);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 0 56px;
  color: var(--ink);
  background: #f4f8f9;
  font: 15px/1.65 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

header {
  padding: 26px 0 22px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.shell { width: min(760px, calc(100% - 40px)); margin: 0 auto; }

h1 { margin: 0; font-size: 21px; letter-spacing: -.01em; }
h2 { margin: 0 0 6px; font-size: 17px; }
h3 { margin: 26px 0 10px; font-size: 14px; color: var(--muted); font-weight: 700; }

.lede { margin: 8px 0 0; color: var(--muted); font-size: 13.5px; }

.card {
  margin-top: 20px;
  padding: 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.notice {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 12px;
  color: #6d4a16;
  background: #fdf4e5;
  border: 1px solid #f0dcbb;
  font-size: 13px;
}

.notice strong { color: #8a5a10; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 18px; }
.grid .wide { grid-column: 1 / -1; }

label { display: block; margin-bottom: 6px; font-size: 13px; font-weight: 700; }
label .req { color: var(--danger); margin-left: 3px; }

input[type="text"], input[type="email"], select {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(12, 113, 131, .12);
}

.hint { margin: 6px 0 0; color: var(--subtle); font-size: 11.5px; }
.error { margin: 6px 0 0; color: var(--danger); font-size: 12px; min-height: 16px; }

.field { margin-bottom: 16px; }
.field.has-error input, .field.has-error select { border-color: var(--danger); }

.radio-row { display: flex; gap: 10px; }
.radio-row label {
  flex: 1;
  margin: 0;
  padding: 11px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
}
.radio-row input { margin-right: 7px; }
.radio-row input:checked + span { color: var(--primary-dark); }

button {
  min-height: 46px;
  padding: 0 20px;
  border: 0;
  border-radius: 12px;
  color: #fff;
  background: var(--primary);
  font-size: 15px;
  font-weight: 750;
  font-family: inherit;
  cursor: pointer;
}
button:hover:not(:disabled) { background: var(--primary-dark); }
button:disabled { cursor: not-allowed; opacity: .5; }
button.ghost {
  color: var(--primary-dark);
  background: var(--primary-soft);
  border: 1px solid #bfdde3;
}
button.danger { background: var(--danger); }

.actions { display: flex; align-items: center; gap: 14px; margin-top: 22px; }

.status { margin-top: 16px; font-size: 13.5px; color: var(--muted); }
.status.error { color: var(--danger); }
.status.ok { color: var(--safe); }

.banner {
  padding: 16px 18px;
  border-radius: 12px;
  background: var(--safe-soft);
  border: 1px solid #c7e6da;
  color: #175f47;
  font-size: 13.5px;
}
.banner.warn { background: var(--danger-soft); border-color: #f0cdc9; color: #8c3a35; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-size: 12px; font-weight: 700; }
td.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }

.person {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fbfdfd;
}
.person + .person { margin-top: 12px; }
.person-head { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; }
.person-index {
  width: 24px;
  height: 24px;
  flex: 0 0 24px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: var(--primary);
  background: var(--primary-soft);
  font-size: 11px;
  font-weight: 800;
}
.person-name { font-size: 15px; font-weight: 780; color: var(--ink-strong); }
.tag {
  padding: 3px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--muted);
  background: #fff;
  font-size: 11px;
  font-weight: 650;
}
.tag.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.tag.dev { color: var(--safe); border-color: #bfe0d3; background: var(--safe-soft); }
.person-body { margin: 12px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 6px 22px; }
.person-body div { display: flex; min-width: 0; gap: 8px; font-size: 12.5px; }
.person-body dt { flex: 0 0 62px; color: var(--subtle); }
.person-body dd { margin: 0; color: var(--ink); overflow-wrap: anywhere; }
.row-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

code {
  padding: 2px 6px;
  border-radius: 6px;
  background: #eef4f6;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12.5px;
}

.hidden { display: none !important; }

@media (max-width: 620px) {
  .grid { grid-template-columns: 1fr; }
  .card { padding: 20px; }
  .row-actions button { flex: 1; }
  .person-body { grid-template-columns: 1fr; }
}