:root {
  --bg: #0a1220;
  --bg-2: #111c2e;
  --card: #15233a;
  --card-2: #1b2c47;
  --line: #24385a;
  --text: #eef4fb;
  --muted: #8ea3c0;
  --brand: #33a8e0;
  --brand-ink: #062033;
  --in: #22c55e;
  --in-bg: rgba(34, 197, 94, 0.14);
  --out: #f59e0b;
  --out-bg: rgba(245, 158, 11, 0.14);
  --warn: #f43f5e;
  --radius: 16px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
a { color: var(--brand); text-decoration: none; }
button, input, select { font: inherit; color: inherit; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.hidden { display: none !important; }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px;
  background: rgba(10, 18, 32, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar .logo { height: 34px; width: auto; display: block; }
.topbar .title { display: flex; flex-direction: column; line-height: 1.15; }
.topbar .title b { font-size: 15px; letter-spacing: 0.02em; }
.topbar .title span { font-size: 12px; color: var(--muted); }
.topbar .spacer { flex: 1; }

.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px; border-radius: 999px;
  background: var(--card); border: 1px solid var(--line);
  font-size: 12px; color: var(--muted); white-space: nowrap;
}
.pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--in); }
.pill.offline .dot { background: var(--warn); }
.pill.demo { color: var(--out); border-color: rgba(245, 158, 11, 0.4); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px; border-radius: 12px;
  background: var(--card-2); border: 1px solid var(--line);
  cursor: pointer; font-weight: 600; text-decoration: none; color: var(--text);
  transition: background 0.15s, transform 0.05s;
}
.btn:hover { background: #22365a; }
.btn:active { transform: scale(0.98); }
.btn.primary { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.btn.primary:hover { background: #4cb7ea; }
.btn.icon { padding: 9px; width: 40px; height: 40px; }
.btn svg { width: 18px; height: 18px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}
.card h2 {
  margin: 0 0 12px; font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted);
}

input[type=text], input[type=password], input[type=search], select {
  width: 100%; padding: 11px 13px; border-radius: 12px;
  background: var(--bg-2); border: 1px solid var(--line); outline: none;
}
input:focus, select:focus { border-color: var(--brand); }
label.field { display: block; margin-bottom: 12px; }
label.field span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }

.tag {
  display: inline-block; padding: 2px 8px; border-radius: 6px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.05em;
}
.tag.in { background: var(--in-bg); color: var(--in); }
.tag.out { background: var(--out-bg); color: var(--out); }

/* ---------- Modal ---------- */
.modal {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(3, 8, 16, 0.75);
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.modal .card { width: 100%; max-width: 380px; padding: 22px; }
.modal h3 { margin: 0 0 6px; font-size: 18px; }
.modal p { margin: 0 0 16px; color: var(--muted); font-size: 14px; }
.modal .actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 6px; }
.error-text { color: var(--warn); font-size: 13px; min-height: 18px; margin: -4px 0 8px; }

/* ---------- Escáner ---------- */
.scanner-page { max-width: 560px; margin: 0 auto; padding: 14px 16px 40px; }

.counter {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
}
.counter .big { font-size: 40px; font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; }
.counter .label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }

.segmented {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px;
  padding: 4px; border-radius: 14px; background: var(--bg-2); border: 1px solid var(--line);
  margin-bottom: 12px;
}
.segmented button {
  border: 0; background: transparent; padding: 10px 6px; border-radius: 10px;
  font-weight: 700; font-size: 14px; color: var(--muted); cursor: pointer;
}
.segmented button.active[data-mode=AUTO] { background: var(--brand); color: var(--brand-ink); }
.segmented button.active[data-mode=IN] { background: var(--in); color: #04220f; }
.segmented button.active[data-mode=OUT] { background: var(--out); color: #2a1800; }

.viewport {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: #000; border: 1px solid var(--line);
  aspect-ratio: 1 / 1; max-height: 62vh; margin: 0 auto 12px;
}
#reader { width: 100%; height: 100%; }
#reader video { width: 100% !important; height: 100% !important; object-fit: cover; }
#reader img[alt="Info icon"], #reader__dashboard_section_csr span { display: none !important; }
.viewport .placeholder {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 14px; padding: 24px; text-align: center;
  color: var(--muted);
}
.viewport .frame {
  position: absolute; inset: 18%; border-radius: 18px; pointer-events: none;
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.35);
  border: 3px solid rgba(255, 255, 255, 0.85);
}
.viewport .stop {
  position: absolute; right: 10px; top: 10px; z-index: 5;
  background: rgba(0, 0, 0, 0.55); border-color: transparent;
}

.result {
  border-radius: var(--radius); padding: 16px; margin-bottom: 12px;
  border: 1px solid var(--line); background: var(--card);
  display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; align-items: center;
}
.result.in { background: var(--in-bg); border-color: rgba(34, 197, 94, 0.5); }
.result.out { background: var(--out-bg); border-color: rgba(245, 158, 11, 0.5); }
.result.warn { background: rgba(244, 63, 94, 0.14); border-color: rgba(244, 63, 94, 0.5); }
.result .r-type { font-size: 22px; font-weight: 800; letter-spacing: 0.03em; }
.result.in .r-type { color: var(--in); }
.result.out .r-type { color: var(--out); }
.result.warn .r-type { color: var(--warn); }
.result .r-code { font-family: var(--mono); font-size: 20px; font-weight: 700; text-align: right; }
.result .r-sub { color: var(--muted); font-size: 13px; }
.result .r-time { color: var(--muted); font-size: 13px; text-align: right; }
.result .r-warn { grid-column: 1 / -1; color: var(--warn); font-size: 13px; font-weight: 600; }

.manual { display: flex; gap: 8px; margin-bottom: 16px; }
.manual input { flex: 1; font-family: var(--mono); text-transform: uppercase; }

.history { list-style: none; margin: 0; padding: 0; }
.history li {
  display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center;
  padding: 9px 0; border-bottom: 1px solid var(--line);
}
.history li:last-child { border-bottom: 0; }
.history .code { font-family: var(--mono); font-weight: 600; }
.history .who { color: var(--muted); font-size: 12px; }
.history .time { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.history .queued { color: var(--out); font-size: 11px; }

.flash {
  position: fixed; inset: 0; z-index: 40; pointer-events: none; opacity: 0;
  transition: opacity 0.35s ease-out;
}
.flash.show { opacity: 0.35; transition: none; }

/* ---------- Dashboard ---------- */
.dash { max-width: 1280px; margin: 0 auto; padding: 18px 16px 48px; }
.dash-head {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 16px;
}
.dash-head h1 { margin: 0; font-size: 22px; flex: 1; min-width: 200px; }
.dash-head select { width: auto; min-width: 160px; }

.kpis { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; margin-bottom: 12px; }
.kpi { padding: 14px 16px; }
.kpi .k-label { font-size: 12px; color: var(--muted); }
.kpi .k-value { font-size: 28px; font-weight: 800; margin-top: 4px; font-variant-numeric: tabular-nums; line-height: 1.1; }
.kpi .k-sub { font-size: 12px; color: var(--muted); margin-top: 2px; }
.kpi.hero { background: linear-gradient(135deg, #1a5a86, #15233a 70%); border-color: #2a6fa0; }
.kpi.hero .k-value { font-size: 44px; }
.kpi.hero .k-label { color: #cfe6f7; }

.grid-2 { display: grid; grid-template-columns: 1.4fr 1fr; gap: 12px; margin-bottom: 12px; }
.chart-box { position: relative; height: 260px; }

.table-wrap { overflow: auto; max-height: 460px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  position: sticky; top: 0; background: var(--card); z-index: 1;
  text-align: left; font-size: 12px; color: var(--muted); font-weight: 600;
  padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap;
}
td { padding: 9px 10px; border-bottom: 1px solid rgba(36, 56, 90, 0.6); white-space: nowrap; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.long td.stay { color: var(--out); font-weight: 600; }
.card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.card-head h2 { margin: 0; flex: 1; }
.card-head input { max-width: 220px; padding: 7px 11px; font-size: 14px; }
.empty { padding: 28px 10px; text-align: center; color: var(--muted); }
.updated { font-size: 12px; color: var(--muted); }

@media (max-width: 1100px) {
  .kpis { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .kpi.hero { grid-column: 1 / -1; }
  .topbar .title span { display: none; }
  .card-head { flex-wrap: wrap; }
  .card-head input { max-width: none; }
}