:root {
  color-scheme: light;
  --bg: #f3f6fa;
  --panel: #ffffff;
  --ink: #16202a;
  --muted: #657383;
  --line: #dce3ea;
  --blue: #1769e0;
  --blue-dark: #0b4fac;
  --green: #16865d;
  --red: #c93b44;
  --amber: #a76900;
  --shadow: 0 12px 35px rgba(30, 54, 78, .08);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.55 system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif; }
h1,h2,h3,p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: 25px; letter-spacing: -.02em; }
h2 { margin-bottom: 0; font-size: 21px; }
h3 { margin-bottom: 2px; font-size: 17px; }
code { font-family: "Cascadia Mono", Consolas, monospace; font-size: .92em; }
.topbar { position: sticky; z-index: 20; top: 0; display: flex; align-items: center; justify-content: space-between; padding: 18px max(24px, calc((100vw - 1280px)/2)); background: rgba(255,255,255,.94); border-bottom: 1px solid var(--line); backdrop-filter: blur(10px); }
.top-actions,.inline-actions { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.eyebrow { color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .15em; }
.container { width: min(1280px, calc(100% - 36px)); margin: 28px auto 80px; }
.summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.metric { padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); box-shadow: var(--shadow); }
.metric span,.metric small { display: block; color: var(--muted); }
.metric strong { display: block; margin: 5px 0; font-size: 30px; }
.metric strong.domain { overflow-wrap: anywhere; font-size: 17px; }
.section { margin-top: 32px; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 14px; }
.card-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.card,.panel { border: 1px solid var(--line); border-radius: 14px; background: var(--panel); box-shadow: var(--shadow); }
.card { padding: 18px; }
.card-title { display: flex; justify-content: space-between; gap: 12px; }
.badges { text-align: right; }
.badge,.status { display: inline-block; margin: 2px; padding: 3px 8px; border-radius: 99px; font-size: 11px; font-weight: 800; }
.badge.green,.status.ok { color: #075e40; background: #dff6ec; }
.badge.blue { color: #0f55b7; background: #e3efff; }
.badge.gray { color: #637080; background: #edf0f3; }
.badge.red,.status.bad { color: #9b222b; background: #fde6e8; }
.badge.amber { color: #805200; background: #fff1cd; }
.route-line { display: grid; gap: 6px; margin: 16px 0; padding: 12px; border-radius: 10px; background: #f6f8fb; }
.route-line span { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); }
.route-line b { color: var(--ink); }
details { position: relative; margin-top: 9px; }
summary { cursor: pointer; color: var(--blue); font-weight: 700; }
details[open] > summary { margin-bottom: 12px; }
.create-panel { margin: 0; }
.create-panel[open] .compact-form { position: absolute; z-index: 15; top: 44px; right: 0; width: 330px; }
.create-panel[open] .compact-form.wide { width: min(520px, 90vw); }
form { margin: 0; }
label { display: grid; gap: 5px; color: #465463; font-size: 12px; font-weight: 700; }
input,select,textarea { width: 100%; border: 1px solid #cbd5df; border-radius: 8px; background: #fff; color: var(--ink); padding: 9px 10px; font: inherit; }
input:focus,select:focus,textarea:focus { outline: 2px solid #b9d6ff; border-color: var(--blue); }
textarea { resize: vertical; }
.check { display: flex; align-items: center; gap: 7px; }
.check input { width: auto; }
.form-grid,.compact-form { display: grid; gap: 11px; padding: 14px; border: 1px solid var(--line); border-radius: 11px; background: #fff; box-shadow: var(--shadow); }
.form-grid { grid-template-columns: repeat(2, minmax(0,1fr)); box-shadow: none; }
.form-grid button { align-self: end; }
.popup-form { position: absolute; z-index: 15; right: 0; width: 300px; }
button,.button { appearance: none; display: inline-flex; align-items: center; justify-content: center; min-height: 34px; border: 0; border-radius: 8px; padding: 7px 12px; cursor: pointer; text-decoration: none; font: inherit; font-size: 12px; font-weight: 800; }
button.primary,.button.primary { color: white; background: var(--blue); }
button.primary:hover,.button.primary:hover { background: var(--blue-dark); }
button.secondary,.button.secondary { color: var(--blue); background: #e9f2ff; }
button.ghost,.button.ghost { color: #4b5967; background: #edf1f5; }
button.warning { color: #754b00; background: #fff0c8; }
button.danger { color: #9d222b; background: #fde8ea; }
button.full { width: 100%; margin-top: 8px; }
.danger-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.node-box { padding: 12px; border-radius: 10px; background: #f6f8fb; }
.node-box textarea { font-family: "Cascadia Mono", Consolas, monospace; font-size: 11px; }
.table-wrap { overflow: visible; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; }
th,td { padding: 13px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: #586879; background: #f8fafc; font-size: 11px; letter-spacing: .04em; }
tr:last-child td { border-bottom: 0; }
small,.muted,.footnote { color: var(--muted); }
.two-column { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.panel { padding: 18px; }
.timeline { padding: 0; list-style: none; }
.timeline li { display: grid; grid-template-columns: auto 1fr; gap: 7px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.timeline small { grid-column: 2; }
.audit-list > div { display: grid; grid-template-columns: 130px 1fr; gap: 7px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.audit-list small { grid-column: 1 / -1; }
.flash { margin: 0 0 18px; padding: 12px 14px; border-radius: 10px; font-weight: 700; }
.flash.success { color: #075e40; background: #dff6ec; border: 1px solid #b9ead7; }
.flash.error { color: #97232b; background: #fde8ea; border: 1px solid #f3c5c9; }
.empty { padding: 35px; text-align: center; color: var(--muted); }
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 20px; background: radial-gradient(circle at 20% 20%, #e7f0ff, transparent 35%), #f3f6fa; }
.login-card { width: min(390px, 100%); padding: 34px; border: 1px solid var(--line); border-radius: 18px; background: white; box-shadow: 0 24px 70px rgba(24,48,76,.14); }
.brand-mark { display: grid; place-items: center; width: 45px; height: 45px; margin-bottom: 18px; border-radius: 13px; color: #fff; background: var(--blue); font-weight: 900; }
.login-card form { display: grid; gap: 13px; margin-top: 24px; }
.footnote { margin: 20px 0 0; font-size: 11px; }
@media (max-width: 1000px) {
  .summary-grid,.card-list { grid-template-columns: repeat(2,1fr); }
  .two-column { grid-template-columns: 1fr; }
  .table-wrap { overflow-x: auto; }
  table { min-width: 950px; }
}
@media (max-width: 650px) {
  .topbar { position: static; padding: 16px 18px; }
  .container { width: min(100% - 24px, 1280px); margin-top: 18px; }
  .summary-grid,.card-list { grid-template-columns: 1fr; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .card-title { flex-direction: column; }
  .badges { text-align: left; }
  .form-grid { grid-template-columns: 1fr; }
  .create-panel[open] .compact-form { position: fixed; z-index: 30; inset: 10%; width: 80%; max-height: 80vh; overflow: auto; }
}