:root {
  color-scheme: dark;
  --font: "Plus Jakarta Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --bg: #0c1017;
  --elevated: #151b24;
  --soft: #1c2430;
  --input: #10161f;
  --inset: #0a0e14;
  --border: #273140;
  --text: #e8eef6;
  --muted: #8b98ab;
  --accent: #5b9dff;
  --accent-text: #081018;
  --accent-soft: rgba(91, 157, 255, 0.14);
  --ok: #3dd68c;
  --ok-soft: rgba(61, 214, 140, 0.12);
  --warn: #e8a23a;
  --danger: #f0717e;
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1100px 520px at 8% -12%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 55%),
    var(--bg);
  line-height: 1.45;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input { font: inherit; color: inherit; }

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: rgba(16, 21, 29, 0.88);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 5;
}
.brand { display: flex; align-items: center; gap: 0.75rem; }
.mark {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: var(--accent-text);
  font-size: 0.72rem;
  font-weight: 700;
}
.brand strong { display: block; font-size: 0.95rem; }
.brand span { color: var(--muted); font-size: 0.75rem; }
.switch { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--border);
  background: var(--elevated);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.38rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
}
.chip.active {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  color: var(--accent);
  text-decoration: none;
}

main {
  width: min(1080px, calc(100% - 2rem));
  margin: 1.4rem auto 3rem;
}
.hero {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-end;
  margin-bottom: 1.1rem;
}
.kicker {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
h1 { margin: 0.2rem 0 0.35rem; font-size: 2rem; letter-spacing: -0.03em; }
.lede { margin: 0; color: var(--muted); max-width: 42rem; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--elevated);
  font-weight: 600;
  font-size: 0.86rem;
  white-space: nowrap;
}
.dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--muted);
}
.badge.ok { color: var(--ok); background: var(--ok-soft); border-color: color-mix(in srgb, var(--ok) 35%, var(--border)); }
.badge.ok .dot { background: var(--ok); box-shadow: 0 0 0 4px rgba(61, 214, 140, 0.16); }
.badge.down { color: var(--danger); }

.kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.card {
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow);
}
.card h3 {
  margin: 0 0 0.35rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.value { font-size: 1.15rem; font-weight: 650; letter-spacing: -0.02em; }
.mono { font-family: var(--mono); font-size: 0.92rem; }

.layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 0.9rem;
  margin-top: 0.9rem;
}
.section-title { margin: 0 0 0.85rem; font-size: 1.05rem; }
.tabs { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 0.9rem; }
.tab {
  border: 1px solid var(--border);
  background: var(--input);
  border-radius: 9px;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
}
.tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
}
.guide { color: var(--muted); margin: 0; padding-left: 1.15rem; }
.guide li { margin: 0.45rem 0; }
.store {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.9rem;
}
.btn {
  border: 1px solid var(--border);
  background: var(--soft);
  border-radius: 9px;
  padding: 0.5rem 0.85rem;
  cursor: pointer;
  font-weight: 550;
}
.btn:hover { filter: brightness(1.06); }
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
}
.btn.ghost { background: transparent; }
.field { margin-bottom: 0.75rem; }
.label { display: block; margin-bottom: 0.32rem; color: var(--muted); font-size: 0.82rem; font-weight: 600; }
.input {
  width: 100%;
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 0.58rem 0.72rem;
}
.input:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-color: var(--accent);
}
.error { color: var(--danger); font-size: 0.88rem; min-height: 1.2em; }
.qr-wrap {
  display: grid;
  place-items: center;
  background: #fff;
  border-radius: 12px;
  padding: 0.7rem;
  margin: 0.6rem 0 0.85rem;
}
.qr-wrap img { width: min(220px, 100%); height: auto; display: block; }
.client {
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
  margin-top: 0.9rem;
}
.client:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }
.meta { color: var(--muted); font-size: 0.85rem; margin: 0.15rem 0 0.6rem; }
.row { display: flex; flex-wrap: wrap; gap: 0.4rem; }
pre {
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.8rem;
  overflow: auto;
  font-family: var(--mono);
  font-size: 0.74rem;
  display: none;
}
pre.open { display: block; }
.hidden { display: none !important; }
.foot {
  margin-top: 1.2rem;
  color: var(--muted);
  font-size: 0.82rem;
}

@media (max-width: 860px) {
  .kpis, .layout { grid-template-columns: 1fr; }
  .hero { flex-direction: column; align-items: flex-start; }
  h1 { font-size: 1.55rem; }
}