:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --text: #1b2130;
  --muted: #667085;
  --line: #e3e6eb;
  --accent: #2f6fed;
  --accent-text: #ffffff;
  --ok: #138a4c;
  --warn: #b26a00;
  --bad: #d23b3b;
  --chip: #eef1f5;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --panel: #1b1f27;
    --text: #e6e9ef;
    --muted: #98a1b2;
    --line: #2b313c;
    --accent: #5b8cff;
    --chip: #262c37;
    --ok: #3ccf82;
    --warn: #f0a73a;
    --bad: #ff6b6b;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}

a { color: var(--accent); }

code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; }

.layout { display: flex; min-height: 100vh; }

nav.side {
  width: 220px;
  flex: none;
  background: var(--panel);
  border-right: 1px solid var(--line);
  padding: 18px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; padding: 4px 10px 18px; }
.brand img { width: 26px; height: 26px; }

nav.side a {
  color: var(--text);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 8px;
}

nav.side a:hover { background: var(--chip); }
nav.side a.active { background: var(--accent); color: var(--accent-text); }
nav.side .spacer { flex: 1; }
nav.side .who { color: var(--muted); font-size: 13px; padding: 8px 10px; overflow-wrap: anywhere; }

main { flex: 1; min-width: 0; padding: 28px 32px 60px; max-width: 1180px; }

.topbar { display: none; }

h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 28px 0 10px; }
p.lead { color: var(--muted); margin: 0 0 18px; }

.head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel.pad { padding: 18px 20px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: 0; }
td .sub { color: var(--muted); font-size: 13px; }
.table-wrap { overflow-x: auto; }

.actions { display: flex; gap: 6px; justify-content: flex-end; flex-wrap: wrap; }

button, .button {
  font: inherit;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  padding: 7px 13px;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
}

button:hover { border-color: var(--muted); }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.danger { color: var(--bad); }
button.small { padding: 4px 9px; font-size: 13px; }
button:disabled { opacity: .55; cursor: default; }

label { display: block; font-weight: 600; font-size: 13px; margin: 14px 0 5px; }
label.check { display: flex; gap: 8px; align-items: center; font-weight: 400; font-size: 15px; }
.hint { color: var(--muted); font-size: 13px; margin-top: 4px; }

input, select, textarea {
  font: inherit;
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
}

input[type=checkbox] { width: auto; }
textarea { min-height: 120px; }

.row { display: flex; gap: 12px; }
.row > * { flex: 1; min-width: 0; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  padding: 2px 9px;
  border-radius: 99px;
  background: var(--chip);
  color: var(--muted);
  white-space: nowrap;
}

.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge.ok { color: var(--ok); }
.badge.bad { color: var(--bad); }
.badge.warn { color: var(--warn); }
.badge.plain::before { display: none; }

.empty { padding: 34px 20px; text-align: center; color: var(--muted); }

dialog {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0;
  background: var(--panel);
  color: var(--text);
  width: min(560px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
}

dialog::backdrop { background: rgba(10, 14, 22, .45); }
dialog form, dialog .body { padding: 20px 22px; }
dialog h3 { margin: 0 0 6px; font-size: 18px; }
.buttons { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }

.code {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  margin: 8px 0;
}

.copyline { display: flex; gap: 8px; align-items: flex-start; }
.copyline .code { flex: 1; margin: 0; }

.qr { display: flex; justify-content: center; margin: 10px 0; }
.qr img { width: 220px; height: 220px; background: #fff; border-radius: 8px; padding: 6px; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin: 12px 0 4px; }
.tabs button { border: 0; border-radius: 8px 8px 0 0; background: none; color: var(--muted); }
.tabs button.on { color: var(--accent); box-shadow: inset 0 -2px 0 var(--accent); }

.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.auth { width: min(400px, 100%); padding: 26px 28px; }
.auth .brand { padding: 0 0 14px; }

.error { color: var(--bad); font-size: 14px; margin-top: 10px; }
.notice { background: var(--chip); border-radius: 8px; padding: 10px 12px; margin: 10px 0; font-size: 14px; }
.notice.warn { border-left: 3px solid var(--warn); }

#toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: var(--bg);
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 14px;
  opacity: 0;
  transition: opacity .2s;
  pointer-events: none;
  z-index: 10;
}

#toast.show { opacity: 1; }

.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }

@media (max-width: 760px) {
  .layout { display: block; }
  nav.side {
    display: none;
    position: fixed;
    inset: 52px 0 auto 0;
    width: auto;
    z-index: 5;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 20px rgba(0, 0, 0, .15);
  }
  nav.side.open { display: flex; }
  nav.side .brand { display: none; }
  .topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 52px;
    padding: 0 16px;
    background: var(--panel);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 6;
  }
  .topbar .brand { padding: 0; }
  main { padding: 18px 16px 50px; }
  th, td { padding: 9px 10px; }
  .hide-sm { display: none; }
  .row { flex-direction: column; gap: 0; }
}