:root {
  --bg: #f6f6f9; --surface: #ffffff; --surface-2: #f0f0f5; --text: #15151a;
  --muted: #6b6b78; --line: #e4e4ea; --primary: #0602f5; --primary-ink: #ffffff;
  --ok: #138a4e; --warn: #b26b00; --bad: #c62828; --focus: #6b69ff;
  --radius: 14px; --shadow: 0 1px 2px rgba(20,20,40,.06), 0 4px 16px rgba(20,20,40,.05);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f12; --surface: #18181d; --surface-2: #212128; --text: #ececf1;
    --muted: #9a9aa8; --line: #2b2b33; --primary: #7c7aff; --primary-ink: #0f0f12;
    --ok: #4cc38a; --warn: #f0a63a; --bad: #ff6b6b; --shadow: none; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--primary); }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

.shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.side { background: var(--surface); border-right: 1px solid var(--line); padding: 20px 12px; position: sticky; top: 0; height: 100vh; overflow: auto; }
.brand { display: flex; gap: 10px; align-items: center; padding: 4px 10px 18px; font-weight: 700; }
.brand .dot { width: 28px; height: 28px; border-radius: 8px; background: var(--primary); }
.brand small { display: block; font-weight: 500; color: var(--muted); font-size: 12px; }
.nav a { display: block; padding: 9px 12px; border-radius: 10px; color: var(--text); text-decoration: none; margin: 1px 0; }
.nav a:hover { background: var(--surface-2); }
.nav a[aria-current="page"] { background: color-mix(in srgb, var(--primary) 12%, transparent); color: var(--primary); font-weight: 600; }
.nav .group { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; padding: 14px 12px 4px; }
.main { padding: 28px clamp(16px, 3vw, 40px) 60px; max-width: 1180px; width: 100%; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.top h1 { font-size: 24px; margin: 0; }
.who { color: var(--muted); font-size: 14px; display: flex; gap: 10px; align-items: center; }
.menu-btn { display: none; }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow); margin-bottom: 16px; }
.card h2 { font-size: 17px; margin: 0 0 4px; }
.card .sub { color: var(--muted); font-size: 13px; margin: 0 0 14px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.stat { font-size: 26px; font-weight: 700; }
.stat-label { color: var(--muted); font-size: 13px; }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
.stack > * + * { margin-top: 12px; }
label.field { display: block; }
label.field > span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input[type=text], input[type=email], input[type=password], input[type=url], input[type=number], input[type=datetime-local], select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
textarea { min-height: 90px; resize: vertical; }
.check { display: flex; gap: 8px; align-items: center; }
.cols-2 { display: grid; gap: 12px; grid-template-columns: 1fr 1fr; }
.cols-3 { display: grid; gap: 12px; grid-template-columns: repeat(3, 1fr); }

.btn { border: 1px solid var(--line); background: var(--surface); padding: 8px 14px; border-radius: 10px; cursor: pointer; transition: background .15s, transform .05s; }
.btn:hover { background: var(--surface-2); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--primary); color: var(--primary-ink); border-color: transparent; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--bad); }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: 13px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; word-break: break-all; }

.pill { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--surface-2); color: var(--muted); }
.pill.ok { background: color-mix(in srgb, var(--ok) 14%, transparent); color: var(--ok); }
.pill.warn { background: color-mix(in srgb, var(--warn) 16%, transparent); color: var(--warn); }
.pill.bad { background: color-mix(in srgb, var(--bad) 14%, transparent); color: var(--bad); }
.pill.info { background: color-mix(in srgb, var(--primary) 12%, transparent); color: var(--primary); }

.notice { border-radius: 12px; padding: 12px 14px; background: var(--surface-2); color: var(--text); font-size: 14px; }
.notice.warn { background: color-mix(in srgb, var(--warn) 12%, transparent); }
.notice.bad { background: color-mix(in srgb, var(--bad) 10%, transparent); }
.error { color: var(--bad); font-size: 14px; min-height: 1.2em; }
.muted { color: var(--muted); }

.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .card { width: min(420px, 100%); padding: 28px; }

.bar { height: 120px; display: flex; align-items: flex-end; gap: 3px; border-bottom: 1px solid var(--line); }
.bar div { flex: 1; background: color-mix(in srgb, var(--primary) 70%, transparent); border-radius: 4px 4px 0 0; min-height: 2px; }

dialog { border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; background: var(--surface); color: var(--text); width: min(640px, 92vw); box-shadow: 0 20px 60px rgba(0,0,0,.25); }
dialog::backdrop { background: rgba(10,10,20,.4); }
dialog h3 { margin: 0 0 14px; }

#toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); opacity: 0; background: var(--text); color: var(--bg);
  padding: 10px 16px; border-radius: 10px; font-size: 14px; transition: opacity .2s, transform .2s; pointer-events: none; max-width: 90vw; }
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.preview-phone { background: var(--surface-2); border-radius: 18px; padding: 12px; }
.preview-card { background: var(--surface); border-radius: 14px; padding: 10px 12px; display: flex; gap: 10px; align-items: center; }
.preview-card b { display: block; }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: fixed; inset: 0 auto 0 0; width: 260px; z-index: 10; transform: translateX(-100%); transition: transform .2s; }
  .side.open { transform: none; box-shadow: 0 0 40px rgba(0,0,0,.3); }
  .menu-btn { display: inline-block; }
  .cols-2, .cols-3 { grid-template-columns: 1fr; }
}