/* ============================================================
   INVERFACIL — sistema de marca
   Paleta: verde pino (confianza/dinero) + latón (rendimiento)
   Tipografía: Fraunces (display) / Instrument Sans (texto) /
               IBM Plex Mono (cifras, estilo libreta de cuentas)
   ============================================================ */

:root {
  --tinta:      #0F241F;
  --pino:       #14483C;
  --pino-med:   #1D6B58;
  --pino-suave: #DCE9E1;
  --papel:      #F6F7F3;
  --papel-alt:  #FFFFFF;
  --laton:      #B0801F;
  --laton-luz:  #EBD9A8;
  --gris:       #5C6B65;
  --linea:      #D8E0DA;

  --display: "Fraunces", Georgia, serif;
  --texto:   "Instrument Sans", system-ui, -apple-system, sans-serif;
  --cifra:   "IBM Plex Mono", ui-monospace, monospace;

  --r-sm: 6px;
  --r-md: 14px;
  --r-lg: 22px;
  --sombra: 0 1px 2px rgba(15, 36, 31, .05), 0 12px 32px -12px rgba(15, 36, 31, .18);
  --ancho: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--papel);
  color: var(--tinta);
  font-family: var(--texto);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--pino); text-underline-offset: 3px; }
a:hover { color: var(--laton); }

:focus-visible {
  outline: 2px solid var(--laton);
  outline-offset: 3px;
  border-radius: 3px;
}

.env { width: 100%; max-width: var(--ancho); margin: 0 auto; padding: 0 24px; }

/* ---------- Tipografía ---------- */

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  font-variation-settings: "SOFT" 20, "WONK" 1;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--tinta);
  margin: 0 0 .5em;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.2rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
h3 { font-size: 1.2rem; letter-spacing: -0.01em; }

.rotulo {
  font-family: var(--cifra);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--laton);
  margin: 0 0 14px;
  display: block;
}

.plomo { font-size: 1.12rem; color: var(--gris); max-width: 56ch; }

/* ---------- Cabecera ---------- */

.barra {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 247, 243, .88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--linea);
}

.barra .env {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 68px;
}

.marca {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  color: var(--pino);
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
  gap: 1px;
}
.marca em { font-style: normal; color: var(--laton); }

.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a {
  font-size: .92rem;
  color: var(--gris);
  text-decoration: none;
  font-weight: 500;
}
.nav-links a:hover { color: var(--pino); }

@media (max-width: 820px) { .nav-links .oculta-movil { display: none; } }

/* ---------- Botones ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-family: var(--texto);
  font-size: .95rem;
  font-weight: 600;
  padding: 13px 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: transform .15s ease, background-color .15s ease, color .15s ease;
}
.btn:active { transform: translateY(1px); }

.btn-solido { background: var(--pino); color: #fff; }
.btn-solido:hover { background: var(--tinta); color: #fff; }

.btn-oro { background: var(--laton); color: #fff; }
.btn-oro:hover { background: #8F6716; color: #fff; }

.btn-linea { background: transparent; color: var(--pino); border-color: var(--linea); }
.btn-linea:hover { border-color: var(--pino); color: var(--pino); }

.btn-sm { padding: 9px 18px; font-size: .88rem; }

/* ---------- Secciones ---------- */

.seccion { padding: 92px 0; }
.seccion-oscura { background: var(--pino); color: var(--pino-suave); }
.seccion-oscura h2, .seccion-oscura h3 { color: #fff; }
.seccion-oscura .plomo { color: #B9D2C6; }
.seccion-oscura .rotulo { color: var(--laton-luz); }

.encabezado-seccion { max-width: 660px; margin-bottom: 52px; }

/* ---------- Rejillas ---------- */

.rejilla-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.rejilla-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }

@media (max-width: 900px) {
  .rejilla-3, .rejilla-2 { grid-template-columns: 1fr; }
  .seccion { padding: 64px 0; }
}

/* ---------- Tarjetas ---------- */

.tarjeta {
  background: var(--papel-alt);
  border: 1px solid var(--linea);
  border-radius: var(--r-md);
  padding: 30px;
}
.tarjeta p { color: var(--gris); margin: 0; }

.paso-num {
  font-family: var(--cifra);
  font-size: .78rem;
  color: var(--laton);
  border: 1px solid var(--laton-luz);
  background: #FDF8EC;
  border-radius: 999px;
  width: 34px; height: 34px;
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}

/* ---------- Pie ---------- */

.pie {
  background: var(--tinta);
  color: #93A9A0;
  padding: 56px 0 34px;
  font-size: .9rem;
}
.pie a { color: #C7D8CF; text-decoration: none; }
.pie a:hover { color: var(--laton-luz); }
.pie-top {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.pie .marca { color: #fff; }
.pie-links { display: flex; flex-wrap: wrap; gap: 20px; }
.pie-legal {
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: space-between;
  font-size: .8rem;
  color: #6F857C;
}

/* ============================================================
   Páginas legales (contenido heredado, estilo INVERFACIL)
   Se estilan por elemento para no depender de utilidades CSS.
   ============================================================ */

.doc-legal {
  width: 100%;
  max-width: 820px;
  margin: 56px auto 80px;
  padding: 56px 60px;
  background: var(--papel-alt);
  border: 1px solid var(--linea);
  border-radius: var(--r-lg);
  box-shadow: var(--sombra);
}

.doc-legal h1 {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  text-align: center;
  margin-bottom: 10px;
}

.doc-legal .fecha-doc {
  text-align: center;
  font-family: var(--cifra);
  font-size: .76rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gris);
  margin: 0 0 2.8rem;
}

.doc-legal h2 {
  font-size: 1.22rem;
  margin: 2.2em 0 .6em;
  padding-top: 1.1em;
  border-top: 1px solid var(--linea);
  color: var(--pino);
}
.doc-legal section:first-of-type h2 { border-top: none; padding-top: 0; margin-top: 1.4em; }

.doc-legal p,
.doc-legal li {
  color: #46534E;
  line-height: 1.7;
  font-size: 1rem;
}
.doc-legal p { margin: 0 0 1rem; }

.doc-legal ul {
  list-style: none;
  padding-left: 0;
  margin: 0 0 1.2rem;
}
.doc-legal ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: .55rem;
}
.doc-legal ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .62em;
  width: 7px; height: 7px;
  border-radius: 2px;
  background: var(--laton);
}
.doc-legal ul ul { margin-top: .6rem; }
.doc-legal ul ul li::before { background: var(--pino-med); }

.doc-legal strong { color: var(--tinta); font-weight: 600; }
.doc-legal a { color: var(--pino); text-decoration: underline; }
.doc-legal a:hover { color: var(--laton); }

.doc-legal .note,
.doc-legal .bg-gray-50 {
  background: #F3F7F4;
  border: 1px solid var(--linea);
  border-left: 4px solid var(--laton);
  border-radius: var(--r-sm);
  padding: 18px 20px;
  margin: 0 0 1.2rem;
}
.doc-legal .note p:last-child,
.doc-legal .bg-gray-50 p:last-child { margin-bottom: 0; }

.doc-legal .text-indigo-600 { color: var(--pino); font-weight: 600; }

.volver {
  margin-top: 44px;
  text-align: center;
}
.volver a {
  font-family: var(--cifra);
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
}

@media (max-width: 720px) {
  .doc-legal { padding: 36px 24px; margin: 24px 16px 56px; border-radius: var(--r-md); }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}