:root {
  --fg: #0b0b0b;
  --muted: #6b6b6b;
  --faint: #a3a3a3;
  --line: #e7e7e7;
  --bg: #ffffff;
  --soft: #f6f6f5;
  --accent: #0b0b0b;
  --ok: #138a4b;
  --warn: #b26b00;
  --bad: #c62828;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: #111; color: #fff; }

.wrap { max-width: 860px; margin: 0 auto; padding: 0 24px; }
header.top { display: flex; align-items: center; justify-content: space-between; height: 64px; border-bottom: 1px solid var(--line); }
.logo { font-family: var(--mono); font-weight: 600; letter-spacing: -0.02em; text-decoration: none; font-size: 15px; }
.logo span { color: var(--faint); }
.nav { display: flex; gap: 18px; align-items: center; font-size: 13px; color: var(--muted); }
.nav a { text-decoration: none; }
.nav a:hover { color: var(--fg); }

main { padding: 40px 0 120px; }
h1 { font-size: 44px; line-height: 1.08; letter-spacing: -0.035em; font-weight: 600; margin: 28px 0 16px; }
h2 { font-size: 22px; letter-spacing: -0.02em; font-weight: 600; margin: 0 0 6px; }
h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 500; margin: 32px 0 12px; }
p { margin: 0 0 12px; }
.lead { font-size: 18px; color: var(--muted); max-width: 620px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: var(--mono); font-size: 13px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spread { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.stack > * + * { margin-top: 12px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }

.btn { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--fg); background: var(--fg); color: #fff; padding: 9px 16px; border-radius: 999px; cursor: pointer; font-size: 14px; font-weight: 500; text-decoration: none; transition: opacity .15s; }
.btn:hover { opacity: .85; }
.btn:disabled { opacity: .4; cursor: default; }
.btn.ghost { background: transparent; color: var(--fg); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--fg); opacity: 1; }
.btn.sm { padding: 5px 11px; font-size: 13px; }
.btn.danger { background: transparent; color: var(--bad); border-color: #f0c9c9; }
.btn.danger.armed { background: var(--bad); color: #fff; border-color: var(--bad); }
.btn.on { background: var(--fg); color: #fff; border-color: var(--fg); }

input[type=text], input[type=url], input[type=password], select, textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; background: #fff; outline: none; transition: border-color .15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--fg); }
label.f { display: block; }
label.f > span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .grid2 { grid-template-columns: 1fr; } h1 { font-size: 34px; } }

.card { border: 1px solid var(--line); border-radius: 14px; padding: 20px; background: #fff; }
.card.soft { background: var(--soft); border-color: transparent; }
.cards { display: grid; gap: 12px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 36px 0; }
.steps .card b { font-family: var(--mono); font-size: 12px; color: var(--faint); display: block; margin-bottom: 8px; }
@media (max-width: 640px) { .steps { grid-template-columns: 1fr; } }

pre.code { position: relative; font-family: var(--mono); font-size: 12.5px; line-height: 1.6; background: #0b0b0b; color: #eaeaea; border-radius: 12px; padding: 16px 18px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; margin: 0; }
pre.code.light { background: var(--soft); color: var(--fg); }
.copy { position: absolute; top: 10px; right: 10px; }
pre.code .copy { background: #222; color: #ddd; border-color: #333; }

.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin: 24px 0 24px; overflow-x: auto; }
.tabs a { padding: 10px 14px; text-decoration: none; color: var(--muted); font-size: 14px; border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.tabs a.active { color: var(--fg); border-color: var(--fg); }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 3px; gap: 2px; flex-wrap: wrap; }
.seg button { border: 0; background: none; padding: 5px 12px; border-radius: 999px; cursor: pointer; font-size: 13px; color: var(--muted); }
.seg button.active { background: var(--fg); color: #fff; }

.pill { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; padding: 2px 9px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--faint); }
.pill.ok { color: var(--ok); border-color: #cfe8da; } .pill.ok::before { background: var(--ok); }
.pill.warn { color: var(--warn); border-color: #f1dfbf; } .pill.warn::before { background: var(--warn); animation: pulse 1.4s infinite; }
.pill.bad { color: var(--bad); border-color: #f0c9c9; } .pill.bad::before { background: var(--bad); }
@keyframes pulse { 50% { opacity: .3; } }

.keybox { display: flex; gap: 8px; align-items: center; border: 1px solid var(--fg); border-radius: 12px; padding: 12px 14px; font-family: var(--mono); font-size: 14px; word-break: break-all; }
.keybox code { flex: 1; }
.notice { border-left: 3px solid var(--warn); background: #fff9ef; padding: 10px 14px; border-radius: 0 8px 8px 0; font-size: 14px; }
.error { color: var(--bad); font-size: 14px; min-height: 1em; }

.sites a.site { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; transition: border-color .15s; }
.sites a.site:hover { border-color: var(--fg); }
.sites .site + .site { margin-top: 8px; }

table.t { width: 100%; border-collapse: collapse; font-size: 14px; }
table.t th { text-align: left; font-weight: 500; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; padding: 8px 10px; border-bottom: 1px solid var(--line); }
table.t td { padding: 12px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.t td.num, table.t th.num { text-align: right; font-variant-numeric: tabular-nums; }
.tscroll { overflow-x: auto; }

.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.kpi { border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.kpi b { display: block; font-size: 26px; letter-spacing: -0.02em; font-weight: 600; font-variant-numeric: tabular-nums; }
.kpi span { font-size: 12px; color: var(--muted); }
@media (max-width: 640px) { .kpis { grid-template-columns: 1fr 1fr; } }

.bars { display: flex; align-items: flex-end; gap: 3px; height: 120px; padding-top: 8px; border-bottom: 1px solid var(--line); }
.bars div { flex: 1; background: var(--fg); border-radius: 3px 3px 0 0; min-height: 1px; opacity: .85; }
.bars div.b2 { background: var(--faint); }
.legend { display: flex; gap: 16px; font-size: 12px; color: var(--muted); margin-top: 8px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; background: var(--fg); margin-right: 6px; vertical-align: -1px; }
.legend i.b2 { background: var(--faint); }

.creative { display: flex; gap: 16px; align-items: center; padding: 14px; border: 1px solid var(--line); border-radius: 12px; }
.creative + .creative { margin-top: 8px; }
.creative .prev { flex: none; width: 180px; display: flex; justify-content: center; }
.creative .prev img { max-width: 180px; max-height: 120px; border-radius: 6px; border: 1px solid var(--line); }
.creative .body { flex: 1; min-width: 0; }
.creative .body .mono { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.txtprev { display: flex; gap: 10px; align-items: center; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; width: 100%; font-size: 13px; }
.txtprev img { width: 32px; height: 32px; border-radius: 6px; }
.txtprev b { display: block; }
.txtprev span { color: var(--muted); }
@media (max-width: 640px) { .creative { flex-direction: column; align-items: stretch; } .creative .prev { width: auto; } }

.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 4px 11px; font-size: 13px; cursor: pointer; }
.chip.off { text-decoration: line-through; color: var(--faint); background: var(--soft); }
.checks { display: flex; gap: 14px; flex-wrap: wrap; font-size: 14px; }
.checks label { display: inline-flex; gap: 6px; align-items: center; cursor: pointer; }

.prob { font-variant-numeric: tabular-nums; font-weight: 600; }
.probbar { height: 4px; background: var(--line); border-radius: 2px; margin-top: 4px; width: 80px; margin-left: auto; overflow: hidden; }
.probbar i { display: block; height: 100%; background: var(--fg); }

.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: var(--fg); color: #fff; padding: 9px 16px; border-radius: 999px; font-size: 14px; opacity: 0; transition: opacity .2s; pointer-events: none; z-index: 10; }
.toast.show { opacity: 1; }
footer { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 13px; color: var(--muted); }
.hidden { display: none !important; }