/* ===========================================================================
   IdentiFake · MATRIX TERMINAL THEME
   Estética: negro casi absoluto (#080808), verde Matrix (#00ff41),
   bordes verde oscuro, tipografía monoespaciada (Fira Code / Share Tech Mono),
   glow verde en cajas, hover violeta y scanlines CRT sutiles.
   =========================================================================== */

/* Fuentes auto-alojadas: evitan los dos orígenes de Google Fonts y el CSS
   bloqueante. Fira Code es variable, así que un único fichero cubre 400-700. */
@font-face {
  font-family: 'Fira Code';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('assets/fonts/fira-code-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Share Tech Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/share-tech-mono-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --bg: #080808;
  --bg-2: #060f09;
  --panel: #060f09;
  --panel-2: #08160d;
  --borde: #12451f;
  --borde-soft: #0d3016;

  --texto: #cfffda;        /* cuerpo (verde legible) */
  --texto-suave: #4f9d64;  /* meta, secundario */
  --texto-faint: #2f6b40;  /* separadores, prefijos */

  --acento: #00ff41;       /* verde Matrix */
  --link: #33ff66;         /* enlaces */
  --violeta: #c845ff;      /* hover de enlaces/nav */
  --code-fg: #b6ffcf;      /* texto de código */
  --rojo: #ff2e4e;         /* rojo neón (acento sobre el verde) */
  --glow-rojo: 0 0 6px rgba(255, 46, 78, 0.35), 0 0 14px rgba(255, 46, 78, 0.2);

  --glow: 0 0 6px rgba(0, 255, 65, 0.25), 0 0 14px rgba(0, 255, 65, 0.15);
  --glow-strong: 0 0 8px rgba(0, 255, 65, 0.18), 0 0 20px rgba(0, 255, 65, 0.15),
    0 0 34px rgba(0, 255, 65, 0.1);
  --glow-violeta: 0 0 6px rgba(200, 69, 255, 0.5);

  --radio: 6px;
  --radio-s: 4px;

  --mono: "Fira Code", "Share Tech Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --display: "Share Tech Mono", "Fira Code", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--mono);
  color: var(--texto);
  background-color: var(--bg);
  background-image:
    radial-gradient(900px 500px at 85% -10%, rgba(0, 255, 65, 0.08), transparent 60%),
    radial-gradient(800px 480px at 0% 0%, rgba(0, 255, 65, 0.05), transparent 55%);
  line-height: 1.6;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--acento); color: #000; text-shadow: none; }

.contenedor { width: min(1100px, 92%); margin-inline: auto; }

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--violeta); text-shadow: var(--glow-violeta); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--display);
  color: var(--acento);
  letter-spacing: 0.06em;
}

/* --- Scanlines CRT (overlay global) --------------------------------------- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 255, 65, 0.035) 0px,
    rgba(0, 255, 65, 0.035) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: screen;
  opacity: 0.5;
}

/* --- Cabecera ------------------------------------------------------------- */
.cabecera {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(3px);
  background: rgba(3, 8, 4, 0.92);
  border-bottom: 1px solid var(--borde);
}
.cabecera__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.2rem; }
.logo__mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 34px;
  border-radius: var(--radio-s);
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--acento);
  background: #000;
  border: 1px solid var(--acento);
  box-shadow: var(--glow);
}
.logo__mark-f { color: var(--rojo); text-shadow: var(--glow-rojo); }
.logo__txt {
  font-family: var(--display);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--texto);
}
.logo__txt strong { color: var(--rojo); text-shadow: var(--glow-rojo); }
.nav { display: flex; gap: 22px; font-size: 0.92rem; text-transform: uppercase; letter-spacing: 0.06em; }
.nav a { color: var(--texto-suave); }
.nav a:hover { color: var(--violeta); text-shadow: var(--glow-violeta); }

/* --- Hero ----------------------------------------------------------------- */
.hero { padding: 66px 0 28px; }
.hero__texto { max-width: 100%; }
.hero h1 {
  font-size: clamp(1.5rem, 4.6vw, 2.9rem);
  line-height: 1.12;
  margin: 0 0 14px;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--rojo);
  text-shadow: var(--glow-rojo);
}
.hero p { color: var(--texto-suave); font-size: 1.02rem; margin: 0 0 26px; }
.hero__acciones { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }

/* --- Botones -------------------------------------------------------------- */
.btn {
  cursor: pointer;
  border: 1px solid var(--borde);
  background: var(--panel-2);
  color: var(--texto);
  padding: 11px 18px;
  border-radius: var(--radio-s);
  font-family: var(--mono);
  font-size: 0.92rem;
  letter-spacing: 0.03em;
  transition: transform 0.08s ease, background 0.15s ease, border-color 0.15s ease,
    color 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { border-color: var(--acento); color: var(--acento); box-shadow: var(--glow); }
.btn:active { transform: translateY(1px); }
.btn--grande {
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 26px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #fff;
  background: #a81f34;
  border: 1px solid #8f1a2c;
  box-shadow: 0 0 12px rgba(168, 31, 52, 0.28);
}
.btn--grande:hover { background: #c2263e; color: #fff; box-shadow: 0 0 18px rgba(194, 38, 62, 0.35); }
.btn--sutil { background: var(--panel); font-size: 0.83rem; padding: 9px 14px; }

.selector {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--texto-suave);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
select {
  background: #000;
  color: var(--texto);
  border: 1px solid var(--borde);
  border-radius: var(--radio-s);
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 0.9rem;
}
select:focus {
  outline: none;
  border-color: var(--acento);
  box-shadow: var(--glow);
}

/* --- Tarjeta identidad ---------------------------------------------------- */
.tarjeta-id {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 28px;
  padding: 28px;
  margin-top: 8px;
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  box-shadow: var(--glow), inset 0 0 40px rgba(0, 255, 65, 0.03);
}
.tarjeta-id__foto { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.foto-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radio);
  overflow: hidden;
  border: 1px solid var(--borde-soft);
  background: #000;
}
#foto { width: 100%; height: 100%; object-fit: cover; display: block; opacity: 0; transition: opacity 0.4s ease; filter: saturate(0.85) contrast(1.02); }
#foto.cargada { opacity: 1; }
.foto-cargando {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--acento);
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  background: repeating-linear-gradient(45deg, #050d08, #050d08 10px, #08160d 10px, #08160d 20px);
  animation: cargando-lineas 0.6s linear infinite;
}
.foto-cargando.oculto { display: none; }
/* líneas diagonales avanzando en diagonal (un periodo del patrón = 20px sobre el eje a 45°) */
@keyframes cargando-lineas { to { background-position: 14.142px 14.142px; } }
/* tres puntos en ciclo: . -> .. -> ... */
.foto-cargando .puntos { display: inline-block; width: 3ch; text-align: left; }
.foto-cargando .puntos::after { content: "..."; animation: cargando-puntos 1.2s step-end infinite; }
@keyframes cargando-puntos {
  0%  { content: "."; }
  33% { content: ".."; }
  66% { content: "..."; }
}
.foto-nota { font-size: 0.68rem; color: var(--texto-suave); text-align: center; letter-spacing: 0.03em; }

/* --- Datos ---------------------------------------------------------------- */
.grid-datos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}
.dato {
  background: var(--panel-2);
  border: 1px solid var(--borde-soft);
  border-radius: var(--radio-s);
  padding: 10px 13px;
  transition: border-color 0.15s;
}
.dato:hover { border-color: var(--borde); }
.dato--ancho { grid-column: 1 / -1; }
.dato--titular {
  background: linear-gradient(135deg, rgba(0, 255, 65, 0.08), rgba(200, 69, 255, 0.06));
  box-shadow: inset 0 0 20px rgba(0, 255, 65, 0.06);
}
.dato__label {
  display: block;
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--texto-suave);
  margin-bottom: 3px;
}
.dato__label::before { content: "> "; color: var(--texto-faint); }
.dato__valor {
  font-family: var(--mono);
  font-size: 0.95rem;
  word-break: break-word;
  white-space: pre-line;
}
.dato--titular .dato__valor {
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--acento);
  text-shadow: 0 0 10px rgba(0, 255, 65, 0.25);
  margin-left: 3px;
}
[data-copiar] { cursor: pointer; position: relative; }
[data-copiar]:hover { color: var(--acento); }
[data-copiar]::after { content: "\29C9"; font-size: 0.72rem; opacity: 0; margin-left: 6px; transition: opacity 0.15s; }
[data-copiar]:hover::after { opacity: 0.7; }
.copiado { animation: flash 0.6s ease; }
@keyframes flash { 0% { color: var(--acento); text-shadow: var(--glow); } 100% { color: inherit; text-shadow: none; } }

.tarjeta-id__pie {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--borde-soft);
}
.hint { color: var(--texto-suave); font-size: 0.76rem; margin-left: auto; letter-spacing: 0.02em; }

/* --- Secciones ------------------------------------------------------------ */
.seccion { padding-top: 64px; }
.seccion__cab { margin-bottom: 20px; border-bottom: 1px solid var(--borde); padding-bottom: 12px; }
.seccion__cab h2 { font-size: 1.6rem; margin: 0 0 4px; text-transform: uppercase; color: var(--rojo); text-shadow: var(--glow-rojo); }
.seccion__cab p { color: var(--texto-suave); margin: 0; font-size: 0.9rem; }

/* --- FAQ ------------------------------------------------------------------ */
.faq-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.faq-item {
  background: var(--panel);
  border: 1px solid var(--borde-soft);
  border-radius: var(--radio-s);
  padding: 20px;
}
.faq-item h3 { margin: 0 0 8px; font-size: 1rem; color: var(--rojo); text-shadow: var(--glow-rojo); text-transform: uppercase; letter-spacing: 0.04em; }
.faq-item p { margin: 0; color: var(--texto-suave); font-size: 0.88rem; }
/* Enlace dentro de la info: mismo color/peso que el texto (no resalta como negrita) */
.faq-item a.enlace-info {
  color: inherit;
  font-weight: 400;
  text-decoration: underline;
  text-decoration-color: var(--texto-faint);
  text-underline-offset: 2px;
}
.faq-item a.enlace-info:hover { color: var(--violeta); text-decoration-color: var(--violeta); }

/* --- Pie ------------------------------------------------------------------ */
.pie {
  margin-top: 72px;
  padding: 26px 0 40px;
  border-top: 1px solid var(--borde);
  color: var(--texto-suave);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  text-align: center;
}

/* --- Modal ---------------------------------------------------------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  background: rgba(2, 6, 3, 0.8);
  backdrop-filter: blur(4px);
  padding: 20px;
}
.modal[hidden] { display: none; }
.modal__caja {
  width: min(640px, 100%);
  max-height: 82vh;
  overflow: auto;
  background: var(--panel);
  border: 1px solid var(--acento);
  border-radius: var(--radio);
  box-shadow: var(--glow-strong);
  padding: 20px;
}
.modal__cab { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.modal__cab h3 { margin: 0; text-transform: uppercase; color: var(--rojo); text-shadow: var(--glow-rojo); }
.modal pre {
  background: #000;
  border: 1px solid var(--borde);
  border-radius: var(--radio-s);
  padding: 16px;
  overflow: auto;
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--code-fg);
}

/* --- Toast ---------------------------------------------------------------- */
.toast {
  position: fixed;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #a81f34;
  color: #fff;
  font-family: var(--mono);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 11px 20px;
  border: 1px solid #8f1a2c;
  border-radius: var(--radio-s);
  box-shadow: 0 0 12px rgba(168, 31, 52, 0.28);
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 50;
}
.toast.visible { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast[hidden] { display: block; }

/* --- Responsive ----------------------------------------------------------- */
@media (max-width: 720px) {
  .tarjeta-id { grid-template-columns: 1fr; }
  .tarjeta-id__foto { max-width: 240px; margin-inline: auto; }
  .grid-datos { grid-template-columns: 1fr; }
  .nav { display: none; }
  .hero { padding-top: 40px; }
  .hero h1 { white-space: normal; }
}

/* Respeta usuarios que prefieren menos movimiento */
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; }
  .foto-cargando { animation: none; }
  .foto-cargando .puntos::after { animation: none; content: "…"; }
}