/* =====================================================================
   Módulo de Seguridad — sistema visual (sobrio, fondo blanco, acento lima)
   Mismos nombres de clase; solo cambia la paleta y el encabezado.
   ===================================================================== */
:root {
  --bg:       #FFFFFF;
  --bg-soft:  #F6F8F2;   /* panel / bloque */
  --bg-tint:  #F1F7E4;   /* realce lima muy claro */
  --line:     #E2E6DC;   /* bordes */
  --line-2:   #CFD6C6;
  --ink:      #1B1F1A;   /* texto principal */
  --ink-2:    #4A5247;   /* texto secundario */
  --mut:      #7C857A;   /* atenuado */
  --lime:     #5B8A0B;   /* acento (sobrio sobre blanco) */
  --lime-2:   #456A08;   /* hover / énfasis */
  --lime-ink: #33500A;   /* texto sobre tinte lima */
  --ok:       #15803D;
  --danger:   #C22B2B;
  --warn:     #B45309;
  --mono: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: "Segoe UI", "Helvetica Neue", Arial, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.55;
}
a { color: var(--lime); }
a:hover { color: var(--lime-2); }

/* ---- Encabezado mínimo: solo "Regresar" ---------------------------- */
.topnav {
  padding: .7rem 1.4rem;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.topnav a.home {
  color: var(--lime); text-decoration: none; font-weight: 600; font-size: .95rem;
}
.topnav a.home:hover { color: var(--lime-2); }
/* elementos viejos del encabezado, ahora ocultos */
.topnav .crumb, .topnav .spacer, .topnav .triad { display: none; }

/* ---- Contenedor ---------------------------------------------------- */
.wrap { max-width: 1060px; margin: 0 auto; padding: 1.5rem 1.4rem 5rem; }
.pagehead h1 { font-size: 2rem; margin: 1.2rem 0 .3rem; color: var(--ink); }
.pagehead p { color: var(--ink-2); max-width: 62ch; margin: 0 0 1.5rem; }

/* ---- Bloque de demo ------------------------------------------------ */
.demo {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.4rem 1.5rem;
  margin: 1.5rem 0;
}
.demo > h2 {
  font-size: 1.4rem; margin: 0 0 .2rem; color: var(--ink);
  display: flex; align-items: center; gap: .6rem;
}
.demo__lead { color: var(--ink-2); margin: .2rem 0 1.2rem; max-width: 72ch; }
.demo__note { color: var(--mut); font-size: .9em; margin-top: 1rem; }

/* ---- Etiquetas CID ------------------------------------------------- */
.tag {
  display: inline-block; font-family: var(--mono); font-weight: 700;
  font-size: .78rem; line-height: 1; padding: .3em .5em; border-radius: 5px;
  border: 1px solid currentColor;
}
.tag--c { color: #1D6FB8; }   /* confidencialidad */
.tag--i { color: #B45309; }   /* integridad */
.tag--d { color: #15803D; }   /* disponibilidad */

/* ---- Rejillas ------------------------------------------------------ */
.grid { display: grid; gap: 1rem; }
.grid--2 { grid-template-columns: 1fr 1fr; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 820px) { .grid--2, .grid--3 { grid-template-columns: 1fr; } }

/* ---- Paneles internos --------------------------------------------- */
.panel {
  background: var(--bg); border: 1px solid var(--line);
  border-radius: 9px; padding: 1rem 1.1rem;
}
.panel--ok { border-color: var(--ok); background: #F1FAF3; }
.panel--danger { border-color: var(--danger); background: #FCF1F1; }
.panel--amber { border-color: var(--warn); background: #FDF6EC; }
.panel h3 { margin: 0 0 .5rem; font-size: 1.02rem; color: var(--ink); }

/* ---- Controles ----------------------------------------------------- */
.field { margin: .8rem 0; }
.field label { display: block; color: var(--ink-2); font-size: .9rem; margin-bottom: .3rem; }
input[type="text"], input[type="password"], input[type="email"], textarea, select {
  width: 100%; font-family: var(--mono); font-size: 1.05rem;
  padding: .6rem .7rem; border-radius: 8px;
  background: var(--bg); color: var(--ink);
  border: 1px solid var(--line-2);
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--lime); border-color: var(--lime); }
input[type="range"] { width: 100%; accent-color: var(--lime); }

.btn {
  display: inline-block; cursor: pointer; font: inherit; font-weight: 600;
  padding: .55rem 1.1rem; border-radius: 8px;
  background: var(--bg); color: var(--ink); border: 1px solid var(--line-2);
}
.btn:hover { border-color: var(--lime); color: var(--lime-2); }
.btn--amber { background: var(--lime); color: #fff; border-color: var(--lime); }
.btn--amber:hover { background: var(--lime-2); color: #fff; }
.btn--ghost { background: transparent; border-color: var(--line-2); color: var(--ink-2); }
.btn--danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn--danger:hover { color: #fff; filter: brightness(1.08); }
.btn:disabled { opacity: .45; cursor: default; }

/* ---- Salidas ------------------------------------------------------- */
.mono { font-family: var(--mono); }
.hash {
  font-family: var(--mono); font-size: 1.02rem; word-break: break-all;
  background: var(--bg); padding: .7rem .8rem; border-radius: 8px;
  border: 1px solid var(--line-2); line-height: 1.7; color: var(--ink);
}
.hash mark { background: var(--bg-tint); color: var(--lime-ink); border-radius: 2px; padding: 0 1px; font-weight: 700; }
.big { font-family: var(--mono); font-size: 2.4rem; font-weight: 700; color: var(--lime); line-height: 1.1; }
.big--ok { color: var(--ok); }
.big--danger { color: var(--danger); }
.stat { color: var(--mut); font-size: .82rem; text-transform: uppercase; letter-spacing: .07em; }

/* ---- Tablas -------------------------------------------------------- */
table.data { width: 100%; border-collapse: collapse; margin: .5rem 0; }
table.data th, table.data td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid var(--line); }
table.data th { color: var(--ink-2); font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; }
table.data td.mono { font-family: var(--mono); }
tr.hit td { color: var(--danger); }
tr.safe td { color: var(--ok); }

/* ---- Cromo de navegador falso (phishing) --------------------------- */
.browser { border-radius: 10px; overflow: hidden; border: 1px solid var(--line-2); background: #EDEEF0; }
.browser__bar { display: flex; align-items: center; gap: .5rem; padding: .5rem .7rem; background: #E2E4E7; }
.browser__dots { display: flex; gap: .35rem; }
.browser__dots i { width: 11px; height: 11px; border-radius: 50%; display: inline-block; background: #BFC3C8; }
.browser__url {
  flex: 1; font-family: var(--mono); font-size: .92rem; color: #33373D;
  background: #fff; border: 1px solid #D3D6DA; border-radius: 6px; padding: .35rem .7rem;
  display: flex; align-items: center; gap: .4rem;
}
.browser__url .lock { color: var(--ok); }
.browser__url .nolock { color: var(--danger); }
.browser__url mark { background: var(--danger); color: #fff; padding: 0 2px; border-radius: 2px; }
.browser__page { background: #fff; color: #222; padding: 2rem; min-height: 220px; }
.browser__page.ms { font-family: "Segoe UI", sans-serif; }

/* ---- Sobre de correo (inbox / phishing) ---------------------------- */
.mail { background: #fff; color: #222; border-radius: 8px; overflow: hidden; border: 1px solid var(--line-2); }
.mail__hdr { padding: .8rem 1rem; border-bottom: 1px solid #ececec; background: #fafbfc; }
.mail__hdr .from { font-weight: 700; }
.mail__hdr .addr { color: #667; font-size: .85rem; }
.mail__hdr .subj { margin-top: .3rem; font-size: 1.05rem; }
.mail__body { padding: 1rem; }
.mail__body a { color: #1a56db; }

/* ---- Semáforo / veredicto ------------------------------------------ */
.verdict { display: inline-flex; align-items: center; gap: .5rem; font-weight: 700; }
.verdict::before { content: ""; width: 13px; height: 13px; border-radius: 50%; display: inline-block; }
.verdict.ok::before { background: var(--ok); }
.verdict.bad::before { background: var(--danger); }
.verdict.warn::before { background: var(--warn); }
.verdict.ok { color: var(--ok); } .verdict.bad { color: var(--danger); } .verdict.warn { color: var(--warn); }

/* ---- Barra de progreso / cuenta regresiva -------------------------- */
.bar { height: 10px; background: var(--line); border-radius: 6px; overflow: hidden; border: 1px solid var(--line-2); }
.bar > span { display: block; height: 100%; background: var(--lime); transition: width .2s linear; }

/* ---- Índice (portada) ---------------------------------------------- */
.hero { padding: 2.2rem 0 1rem; }
.hero .kicker { color: var(--lime); text-transform: uppercase; letter-spacing: .18em; font-size: .8rem; font-weight: 700; }
.hero h1 { font-size: 2.3rem; margin: .4rem 0; color: var(--ink); }
.hero p { color: var(--ink-2); max-width: 64ch; margin: .5rem 0 0; }
.triad-legend { display: flex; gap: 2rem; margin: 1.5rem 0 2rem; flex-wrap: wrap; }
.triad-legend .t { display: flex; align-items: baseline; gap: .5rem; }
.triad-legend .t b { font-family: var(--mono); font-size: 1.3rem; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.1rem; }
.card {
  display: block; text-decoration: none; color: inherit;
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px;
  padding: 1.2rem 1.3rem; transition: border-color .12s, box-shadow .12s;
}
.card:hover { border-color: var(--lime); box-shadow: 0 3px 14px rgba(91,138,11,.10); }
.card .num { font-family: var(--mono); color: var(--lime); font-size: .85rem; font-weight: 700; }
.card h2 { margin: .2rem 0 .5rem; font-size: 1.2rem; color: var(--ink); }
.card p { color: var(--ink-2); margin: 0 0 .8rem; font-size: .92rem; }
.card .demos { color: var(--mut); font-size: .82rem; }

/* ---- Utilidades ---------------------------------------------------- */
.row { display: flex; gap: .7rem; align-items: center; flex-wrap: wrap; }
.spread { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.muted { color: var(--mut); }
.center { text-align: center; }
.hidden { display: none !important; }
.mt { margin-top: 1rem; } .mb { margin-bottom: 1rem; }
hr.sep { border: 0; border-top: 1px solid var(--line); margin: 1.5rem 0; }