:root {
  --bg: #0e1420;
  --bg-2: #151d2c;
  --card: #1b2434;
  --line: #2a364b;
  --txt: #e8edf5;
  --muted: #93a2ba;
  --accent: #3ba676;
  --accent-2: #d99a2b;
  --danger: #d95b5b;
  --radius: 14px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 50% -10%, #1c2a3f 0%, var(--bg) 60%);
  color: var(--txt);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 24px 16px 64px; }
.wrap.narrow { max-width: 560px; }

h1 { font-size: 1.5rem; margin: 0 0 4px; letter-spacing: -0.02em; }
h2 { font-size: 1.05rem; margin: 28px 0 12px; color: var(--txt); }
p  { margin: 0 0 12px; }
.muted { color: var(--muted); font-size: 0.9rem; }

header.top {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; margin-bottom: 20px;
}
.brand { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.clock { font-variant-numeric: tabular-nums; font-size: 1.1rem; color: var(--muted); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

/* ---------------------------- camara y marcaje ---------------------------- */

.stage {
  position: relative;
  aspect-ratio: 4 / 3;
  max-width: 100%;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}
.stage video { width: 100%; height: 100%; object-fit: cover; transform: scaleX(-1); display: block; }
.stage .badge {
  position: absolute; top: 12px; left: 12px;
  background: rgba(0,0,0,.6); backdrop-filter: blur(4px);
  padding: 6px 10px; border-radius: 999px; font-size: .8rem; color: #d8e2f0;
}

.actions { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; }
.actions .full { grid-column: 1 / -1; }

button {
  font: inherit; font-weight: 600;
  border: 1px solid var(--line);
  background: var(--bg-2);
  color: var(--txt);
  padding: 14px 18px;
  border-radius: 12px;
  cursor: pointer;
  transition: transform .06s ease, filter .15s ease;
}
button:hover:not(:disabled) { filter: brightness(1.15); }
button:active:not(:disabled) { transform: translateY(1px); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.big { font-size: 1.15rem; padding: 20px; }
button.entrada { background: var(--accent); border-color: transparent; color: #06130d; }
button.salida  { background: var(--accent-2); border-color: transparent; color: #1a1204; }
button.ghost   { background: transparent; }
button.danger  { background: transparent; border-color: var(--danger); color: var(--danger); padding: 8px 12px; font-size: .85rem; }
button.small   { padding: 8px 12px; font-size: .85rem; }

/* ------------------------------- mensajes -------------------------------- */

.msg { border-radius: 12px; padding: 14px 16px; margin-top: 16px; display: none; border: 1px solid transparent; }
.msg.show { display: block; }
.msg.info    { background: #1a2942; border-color: #2c4468; }
.msg.ok      { background: #16321f; border-color: #2c6a45; }
.msg.error   { background: #3a1c1c; border-color: #7a3535; }
.msg.warn    { background: #3a3018; border-color: #7a6432; }
.msg strong  { display: block; font-size: 1.2rem; margin-bottom: 4px; }

.result-name { font-size: 1.9rem; font-weight: 700; letter-spacing: -0.02em; }
.result-line { font-size: 1.05rem; }
.receipt { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: .8rem; color: var(--muted); }

/* ------------------------------- formularios ------------------------------ */

label { display: block; font-size: .85rem; color: var(--muted); margin: 12px 0 6px; }
input, select {
  font: inherit; width: 100%;
  background: var(--bg-2); color: var(--txt);
  border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px;
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.row > * { flex: 1 1 160px; }

/* --------------------------------- tablas -------------------------------- */

.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
tbody tr:hover { background: #1f2939; }

.pill { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: .75rem; font-weight: 600; }
.pill.entrada { background: #16321f; color: #6fd39b; }
.pill.salida  { background: #3a3018; color: #e6b856; }
.pill.off     { background: #33202a; color: #e08a9e; }
.pill.on      { background: #16321f; color: #6fd39b; }

.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.tabs button { padding: 10px 16px; border-radius: 999px; font-size: .9rem; }
.tabs button[aria-selected="true"] { background: var(--accent); color: #06130d; border-color: transparent; }
.panel[hidden] { display: none; }

.qr-caja { text-align: center; margin: 16px 0; }
.qr-caja img {
  width: 100%;
  max-width: 260px;
  image-rendering: pixelated;
  background: #fff;
  border-radius: 12px;
  padding: 8px;
  display: inline-block;
}
.qr-caja p { margin-top: 10px; font-size: .85rem; }

.copybox {
  display: flex; gap: 8px; align-items: center; margin-top: 10px;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px;
}
.copybox code { flex: 1; font-size: .8rem; word-break: break-all; color: #9fd8bb; }

dialog {
  background: var(--card); color: var(--txt);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; max-width: 520px; width: calc(100% - 32px);
}
dialog::backdrop { background: rgba(0,0,0,.6); }
dialog img { width: 100%; border-radius: 10px; display: block; }

.comparador { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.comparador figure { margin: 0; }
.comparador figcaption { font-size: .75rem; color: var(--muted); text-align: center; margin-top: 6px; }
.comparador figure[hidden] { display: none; }

select.mini { padding: 6px 8px; font-size: .8rem; border-radius: 8px; width: auto; }

/* ------------------------------ diagnostico ------------------------------- */

.chequeos { list-style: none; margin: 16px 0 0; padding: 0; }
.chequeo {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.chequeo .marca {
  flex: 0 0 26px;
  height: 26px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: .85rem;
}
.chequeo.ok    .marca { background: #16321f; color: #6fd39b; }
.chequeo.mal   .marca { background: #3a1c1c; color: #e39090; }
.chequeo.aviso .marca { background: #3a3018; color: #e6b856; }

/* ------------------------------ modo registro ----------------------------- */

.aviso-registro {
  background: #2a2413;
  border: 1px solid var(--accent-2);
  border-radius: 12px;
  padding: 12px 16px;
  margin: 16px 0 4px;
  text-align: center;
}
.aviso-registro strong { display: block; font-size: 1.2rem; color: var(--accent-2); }
.aviso-registro span { font-size: .9rem; color: var(--muted); }

/* --------------------------- reconocimiento facial ------------------------ */

/* Ovalo guia para que la persona se coloque a la distancia correcta */
.guia {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -52%);
  width: 46%;
  aspect-ratio: 3 / 4;
  border: 3px dashed rgba(107, 214, 163, .85);
  border-radius: 50%;
  pointer-events: none;
  animation: latido 1.8s ease-in-out infinite;
}
@keyframes latido {
  0%, 100% { opacity: .55; }
  50%      { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .guia { animation: none; opacity: .8; }
}

/* ------------------- aparato compartido: personas y PIN ------------------- */

.lista-personas {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
  margin-top: 12px;
  max-height: 46vh;
  overflow-y: auto;
}
.persona {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 14px 16px;
  text-align: left;
  font-weight: 400;
}
.persona strong { font-size: 1.05rem; }
.persona .muted { font-size: .8rem; }

.saludo-pin { font-size: 1.3rem; font-weight: 700; text-align: center; margin: 8px 0 4px; }
.pin-puntos {
  text-align: center;
  font-size: 2.2rem;
  letter-spacing: .35em;
  color: var(--accent);
  min-height: 2.6rem;
  font-variant-numeric: tabular-nums;
}
.teclado {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 8px 0 16px;
}
.tecla { font-size: 1.5rem; padding: 18px 0; font-variant-numeric: tabular-nums; }

/* ------------------------- modo quiosco bloqueado ------------------------- */

body.bloqueado {
  -webkit-user-select: none;
  user-select: none;
  overscroll-behavior: none;
  touch-action: manipulation;
}
body.bloqueado .clock { cursor: default; }

.candado {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: #0b0f18;
}
.candado-caja { max-width: 460px; text-align: center; }
.candado-icono { font-size: 3.5rem; color: var(--danger); line-height: 1; margin-bottom: 12px; }
.candado h2 { font-size: 1.6rem; margin: 0 0 10px; }
.candado p { margin: 0 0 8px; }

/* ------------------------------ reportes ---------------------------------- */

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.kpi {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
}
.kpi .valor { font-size: 1.7rem; font-weight: 700; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.kpi .etiqueta { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.kpi.alerta .valor { color: var(--accent-2); }
.kpi.malo .valor { color: var(--danger); }

/* ------------------------------- galeria ---------------------------------- */

.galeria {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}
.foto-item {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  padding: 0;
  text-align: left;
  font-weight: 400;
}
.foto-item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; background: #000; }
.foto-item .pie { padding: 8px 10px; font-size: .8rem; }
.foto-item .pie strong { display: block; font-size: .85rem; }

/* -------- utilidades (evitan atributos style en linea, que la CSP bloquea) -- */

.mt-0  { margin-top: 0; }
.mt-sm { margin-top: 8px; }
.mt-md { margin-top: 12px; }
.mt-lg { margin-top: 18px; }
.shrink { flex: 0 0 auto; }
.nowrap { white-space: nowrap; }
.lista { margin: 8px 0 0 18px; }
.link-muted { color: var(--muted); }

@media (max-width: 560px) {
  .actions { grid-template-columns: 1fr; }
  .wrap { padding: 16px 12px 48px; }
}