:root {
  --bg: #0b0f14;
  --panel: #121821;
  --panel-2: #161e2a;
  --border: #223042;
  --text: #e7edf5;
  --muted: #8b98ab;
  --accent: #4f8cff;
  --live: #23c07a;
  --spoof: #f0564a;
  --radius: 14px;
}

* { box-sizing: border-box; }

/* Garantiza que `hidden` oculte aunque la clase defina `display`. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: #ffffff; /* fondo blanco fuera del shell (iluminación) */
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.shell {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 16px 40px;
  background: var(--bg);
}

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 2px 18px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), #7b5cff);
  border-radius: 12px; font-size: 20px; color: #fff;
}
.brand h1 { margin: 0; font-size: 20px; letter-spacing: .3px; }
.tagline { margin: 2px 0 0; font-size: 12.5px; color: var(--muted); }

.status {
  font-size: 12px; color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px; padding: 5px 12px;
  background: var(--panel);
}
.status.ok { color: var(--live); border-color: rgba(35,192,122,.4); }

/* Cards */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 18px;
}

/* Viewfinder */
.viewfinder {
  position: relative;
  z-index: 101;          /* por encima del flash blanco: el cuadro de video queda visible */
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
  aspect-ratio: 4 / 3;
  width: 100%;
  max-width: calc(60vh * 4 / 3);
  margin: 0 auto;
}
.viewfinder video {
  width: 100%; height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
}
.face-guide {
  position: absolute;
  top: 55%; left: 50%;                          /* más abajo: deja franja superior para el texto */
  transform: translate(-50%, -50%);
  height: 74%;
  aspect-ratio: 3 / 4;                          /* óvalo real: más estrecho en el plano horizontal */
  border: 2px dashed rgba(255,255,255,.6);
  border-radius: 50%;
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 1); /* opaca al 100% todo lo que está fuera del óvalo (antes 0.85 + 0.20 → tope) */
  overflow: hidden;                             /* recorta el escáner al interior del óvalo */
  pointer-events: none;
}
.face-guide.ready {
  border-color: var(--live);
}

/* ── Escáner facial ─────────────────────────────────────────────────────
   Banda de luz teal que barre el óvalo de arriba a abajo durante el
   análisis del rostro (inspirado en el efecto de ozforensics.com). */
.face-scan {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  overflow: hidden;
  opacity: 0;
  transition: opacity .35s ease;
  pointer-events: none;
}
.face-guide.scanning .face-scan {
  opacity: 1;
}
.face-scan-band {
  position: absolute;
  left: -8%; right: -8%;              /* más ancho que el óvalo: el haz llega a los bordes */
  top: 0;
  height: 40%;
  transform: translateY(-100%);       /* arranca oculta por encima del óvalo */
  background: linear-gradient(
    to bottom,
    rgba(29, 182, 165, 0) 0%,
    rgba(29, 182, 165, .16) 55%,
    rgba(29, 182, 165, .55) 100%
  );
  animation: face-scan-sweep 1.44s linear infinite;  /* barrido continuo sin pausa: mantiene la velocidad anterior (3.2s × 45%) */
}
/* Línea brillante en el borde de ataque de la banda (el "haz" del escáner). */
.face-scan-band::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 3px;
  background: linear-gradient(90deg,
    rgba(250, 250, 250, 0) 0%,
    rgba(250, 250, 250, .95) 50%,
    rgba(250, 250, 250, 0) 100%);
  box-shadow:
    0 0 12px 2px rgba(29, 182, 165, .9),
    0 0 28px 6px rgba(29, 182, 165, .45);
}
.face-guide.scanning {
  border-color: rgba(29, 182, 165, .85);
}
/* Barrido continuo de arriba a abajo, sin pausa: la banda (40% del alto)
   necesita 250% para cruzar por completo el óvalo y reinicia al instante. */
@keyframes face-scan-sweep {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(250%); }
}
.countdown {
  position: absolute; left: 12px; bottom: 12px;
  z-index: 6;
  font-size: 44px;              /* 50% del tamaño original (88px) */
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,.9);
}
.challenge-text {
  position: relative;                /* fuera del recuadro de video */
  z-index: 102;                      /* por encima del flash (100) y del viewfinder (101) */
  background: #ffffff; color: #111;
  display: flex; flex-direction: column; align-items: center;
  gap: 1px;
  padding: 8px 12px;
  margin-bottom: 10px;
  border-radius: 10px;
  line-height: 1.2;
  text-align: center;
}
.challenge-label {
  font-size: clamp(13px, 2.7vh, 24px);   /* mismo tamaño que la línea de la fecha */
  font-weight: 600;
  color: #4169e1;                        /* azul rey */
}
.challenge-phrase {
  font-size: clamp(13px, 2.7vh, 24px);  /* celular: dos puntos menos (evita 3ª línea) */
  font-weight: 700;
}
.backlight-warn {
  position: absolute; left: 0; right: 0; top: 42%;
  z-index: 7;
  text-align: center;
  font-size: clamp(13px, 2vh, 18px);
  font-weight: 700;
  color: #fff;
  background: rgba(244, 67, 54, .92);
  padding: 8px 10px;
  pointer-events: none;
}
.flash {
  position: fixed; inset: 0; z-index: 100;
  background: #ffffff;
}
.msg {
  position: absolute; left: 0; right: 0; bottom: 0;
  text-align: center; font-size: 13px; color: #fff;
  background: linear-gradient(transparent, rgba(0,0,0,.65));
  padding: 24px 12px 12px;
}
.gate-msg {
  position: absolute; inset: 0;
  z-index: 8;
  background: rgba(11, 15, 20, 0.97);
  color: var(--text);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; text-align: center; padding: 24px;
}
.gate-msg h2 { margin: 0; font-size: 18px; color: var(--spoof); }
.gate-msg p { margin: 0; font-size: 14px; color: var(--muted); }

/* Pantallas grandes (laptop/desktop): textos más grandes */
@media (min-width: 768px) {
  .challenge-label { font-size: clamp(15px, 3vh, 28px); }
  .challenge-phrase { font-size: clamp(15px, 3vh, 28px); }
  .msg { font-size: 15px; }
}

/* Controls */
.controls {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  margin-top: 14px;
}
.btn-retry { font-size: 22.5px; padding: 14px 26px; }  /* 50% más grande que .btn (15px) */
.btn {
  border: none; cursor: pointer;
  border-radius: 10px;
  font-size: 15px; font-weight: 600;
  padding: 12px 20px;
  transition: transform .06s ease, opacity .2s ease;
  text-decoration: none; display: inline-block;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-ghost {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); font-size: 13px; padding: 8px 14px;
}
.hint { font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.select {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 10px; font-size: 14px;
}
.privacy { font-size: 12px; color: var(--muted); margin: 14px 0 0; }
.attempt { font-size: 13px; color: var(--accent); font-weight: 600; margin: 12px 0 0; }

/* Result */
.result-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.verdict {
  font-size: 18px; font-weight: 700;
  border-radius: 10px; padding: 10px 16px;
}
.verdict.live { background: rgba(35,192,122,.15); color: var(--live); border: 1px solid rgba(35,192,122,.4); }
.verdict.spoof { background: rgba(240,86,74,.15); color: var(--spoof); border: 1px solid rgba(240,86,74,.4); }
.meta { font-size: 12.5px; color: var(--muted); }

.meters { margin: 16px 0; display: grid; gap: 12px; }
.meter { display: grid; grid-template-columns: 70px 1fr 48px; align-items: center; gap: 12px; font-size: 13px; color: var(--muted); }
.meter b { text-align: right; color: var(--text); }
.bar { height: 10px; background: var(--panel-2); border-radius: 999px; overflow: hidden; }
.fill { height: 100%; width: 0; border-radius: 999px; transition: width .5s ease; }
.fill-live { background: linear-gradient(90deg, #2f6bff, #23c07a); }
.fill-conf { background: linear-gradient(90deg, #7b5cff, #4f8cff); }

.signals { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0 16px; }
.chip {
  font-size: 12.5px; border-radius: 999px; padding: 6px 12px;
  border: 1px solid var(--border); background: var(--panel-2);
}
.chip-ok { color: var(--live); }
.chip-bad { color: var(--spoof); }

.media { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.media figure { margin: 0; }
.media figcaption { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.media img, .media video {
  width: 100%; border-radius: 10px; border: 1px solid var(--border);
  background: #000; display: block;
}
.media .btn { margin-top: 8px; }

.json { margin-top: 16px; }
.json summary { cursor: pointer; font-size: 14px; color: var(--muted); }
.json pre {
  background: #0a0e13; border: 1px solid var(--border);
  border-radius: 10px; padding: 12px; overflow: auto;
  font-size: 12px; max-height: 320px;
}

footer { text-align: center; font-size: 12px; color: var(--muted); padding-top: 8px; }

@media (max-width: 560px) {
  .media { grid-template-columns: 1fr; }
  .meter { grid-template-columns: 60px 1fr 44px; }
  .verdict { font-size: 16px; }
}

/* ── Páginas de cuenta (login / dashboard / admin) ─────────────────────── */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 6px 2px 18px; flex-wrap: wrap;
}
.nav .brand { display: flex; align-items: center; gap: 12px; }
.nav .brand h1 { margin: 0; font-size: 20px; letter-spacing: .3px; }
.nav .brand p { margin: 2px 0 0; font-size: 12.5px; color: var(--muted); }
.nav .actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* Pestañas de navegación (solo superadmin): /admin y /dashboard */
.page-tabs { display: flex; gap: 8px; margin-bottom: 14px; }
.page-tabs a {
  display: inline-block; padding: 8px 16px;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px;
  font-size: 13px; font-weight: 600; text-decoration: none;
}
.page-tabs a:hover { border-color: var(--accent); }
.page-tabs a.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field label { font-size: 13px; color: var(--muted); }
.input {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; font-size: 14px; width: 100%;
}
.input:focus { outline: none; border-color: var(--accent); }

.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th, .table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
.table th { color: var(--muted); font-weight: 600; }
.table tr:hover td { background: rgba(255,255,255,.02); }

.badge { display: inline-block; border-radius: 999px; padding: 3px 10px; font-size: 12px; border: 1px solid var(--border); }
.badge-live { color: var(--live); border-color: rgba(35,192,122,.4); }
.badge-pending { color: #ffd166; border-color: rgba(255,209,102,.4); }
.badge-used { color: var(--muted); border-color: var(--border); }
.badge-spoof { color: var(--spoof); border-color: rgba(240,86,74,.4); }
.badge-expired { color: var(--muted); border-color: var(--border); }

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; word-break: break-all; }
.muted { color: var(--muted); }
.danger { color: var(--spoof); }
.link { color: var(--accent); text-decoration: none; }
.link:hover { text-decoration: underline; }

.toast {
  position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%);
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 18px; font-size: 14px;
  box-shadow: 0 8px 30px rgba(0,0,0,.45); z-index: 300; max-width: 92vw;
}
.section-title { font-size: 15px; font-weight: 600; margin: 0 0 12px; }
.section-toggle {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; width: 100%; background: transparent; border: none;
  cursor: pointer; padding: 0; color: inherit; text-align: left;
  margin: 0 0 0;
}
.section-toggle .section-title { margin: 0; }
.section-toggle.open { margin-bottom: 12px; }
.toggle-icon { font-size: 18px; line-height: 1; color: var(--muted); flex: none; }
.card-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.btn-sm { padding: 6px 10px; font-size: 13px; }
.stat { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 4px; }
.stat .box {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 16px; min-width: 120px;
}
.stat .box b { display: block; font-size: 20px; }
.stat .box span { font-size: 12px; color: var(--muted); }
.keybox {
  background: #0a0e13; border: 1px solid var(--border);
  border-radius: 10px; padding: 12px; font-size: 13px;
  margin: 8px 0 12px;
}

/* Menú del usuario (dropdown en la barra superior) */
.user-menu-wrap { position: relative; }
.user-menu-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 6px 10px; font-size: 13px; cursor: pointer;
}
.user-menu-btn .caret { font-size: 10px; color: var(--muted); }
.user-menu {
  position: absolute; right: 0; top: calc(100% + 6px);
  min-width: 230px; background: var(--panel);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 6px; z-index: 200;
  box-shadow: 0 8px 30px rgba(0,0,0,.45);
}
.user-menu button {
  display: block; width: 100%; text-align: left;
  background: transparent; color: var(--text);
  border: none; border-radius: 8px; padding: 10px 12px;
  font-size: 13px; cursor: pointer;
}
.user-menu button:hover { background: var(--panel-2); }

/* Paginación */
.pager { display: flex; align-items: center; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.pager .page-info { font-size: 12px; color: var(--muted); }

/* Lista de usuarios (vista de tokens del superadmin) */
.user-list { display: flex; flex-direction: column; gap: 6px; }
.user-row {
  display: flex; justify-content: space-between; gap: 10px; align-items: center;
  width: 100%; text-align: left; background: var(--panel-2);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 10px 12px; font-size: 13px; cursor: pointer; color: var(--text);
}
.user-row:hover { border-color: var(--accent); }
.user-row.active { border-color: var(--accent); background: rgba(79,140,255,.08); }
.user-row .email { font-weight: 600; word-break: break-all; }
.user-row .meta { font-size: 12px; color: var(--muted); }

/* ── Flujo del cliente final: indicaciones → prueba → resultado ─────────── */

/* Pantalla de indicaciones previas */
.intro { text-align: center; padding: 30px 22px; }
.intro h2 {
  margin: 0 0 20px;
  font-size: clamp(20px, 3.5vh, 26px);
  letter-spacing: .5px;
  color: var(--text);
}
.instructions {
  list-style: none;
  margin: 0 auto 28px;
  padding: 0;
  max-width: 520px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.instructions li {
  position: relative;
  padding-left: 30px;
  font-size: 16px;
  line-height: 1.45;
  color: var(--text);
}
.instructions li::before {
  content: "•";
  position: absolute;
  left: 8px;
  top: -1px;
  color: var(--accent);
  font-size: 22px;
  line-height: 1;
}
.btn-start { font-size: 20px; padding: 16px 34px; width: 100%; max-width: 360px; }

/* Pantalla de resultado (simple y profesional) */
.result-summary { text-align: center; padding: 28px 22px; }
.result-summary .verdict { display: inline-block; font-size: 20px; margin-bottom: 20px; }
.result-summary .meters { max-width: 420px; margin: 0 auto 18px; text-align: left; }
.result-summary .signals { justify-content: center; }
.result-message {
  font-size: 16px; line-height: 1.5; color: var(--text);
  margin: 4px 0 16px;
}
.result-summary .attempt { margin: 0 0 16px; font-size: 14px; }
.result-summary .btn-retry { width: 100%; max-width: 360px; }

/* Pantalla de acceso denegado */
.gate { text-align: center; padding: 44px 24px; }
.gate h2 { margin: 0 0 10px; font-size: 20px; color: var(--spoof); }
.gate p { margin: 0; font-size: 15px; color: var(--muted); line-height: 1.5; }