/* Cambio API — identidad visual */
:root {
  --verde: #0f7a54;
  --verde-oscuro: #0a5c3f;
  --verde-profundo: #063d2b;
  --verde-suave: #e8f6f0;
  --verde-borde: #b7e0cf;
  --menta: #d8f3e8;
  --azul-post: #2563eb;
  --azul-post-suave: #eff6ff;
  --violeta-query: #7c3aed;
  --violeta-query-suave: #f5f3ff;
  --tinta: #0f1c17;
  --tinta-suave: #3d5248;
  --borde: #e2ebe6;
  --fondo: #f4faf7;
  --codigo-bg: #0d1a14;
  --codigo-borde: #1e3329;
  --sombra: 0 10px 40px -12px rgba(15, 122, 84, 0.18);
  --sombra-suave: 0 4px 20px -8px rgba(15, 28, 23, 0.12);
  --radio: 1rem;
  --fuente: "Plus Jakarta Sans", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--fuente);
  color: var(--tinta);
  background: var(--fondo);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--verde);
  color: #fff;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

.contenedor {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

/* Fondo atmosférico */
.atmosfera {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.atmosfera::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(15, 122, 84, 0.14), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(37, 99, 235, 0.08), transparent 50%),
    linear-gradient(180deg, #ffffff 0%, var(--fondo) 100%);
}

.atmosfera::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(15, 122, 84, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 122, 84, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
}

/* Header */
.cabecera {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--borde);
}

.cabecera__interno {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

.marca {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  flex-shrink: 0;
}

.marca__icono {
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 0.7rem;
  background: linear-gradient(145deg, var(--verde), var(--verde-oscuro));
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 6px 16px -6px rgba(15, 122, 84, 0.55);
}

.marca__texto {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.marca__nombre {
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.marca__sub {
  font-size: 0.72rem;
  color: var(--tinta-suave);
  font-weight: 600;
}

.nav-principal {
  display: none;
  align-items: center;
  gap: 1.6rem;
}

.nav-principal a {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--tinta-suave);
  position: relative;
  padding: 0.35rem 0;
  transition: color 0.2s ease;
}

.nav-principal a:hover,
.nav-principal a.activo {
  color: var(--verde);
}

.nav-principal a.activo::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 999px;
  background: var(--verde);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 0.75rem;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.8rem 1.2rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
  font-family: inherit;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primario {
  background: linear-gradient(180deg, #129365 0%, var(--verde-oscuro) 100%);
  color: #fff;
  box-shadow: 0 8px 20px -8px rgba(15, 122, 84, 0.65);
}

.btn--primario:hover {
  box-shadow: 0 12px 28px -8px rgba(15, 122, 84, 0.7);
}

.btn--secundario {
  background: #fff;
  border-color: var(--borde);
  color: var(--tinta);
}

.btn--secundario:hover {
  border-color: var(--verde-borde);
  color: var(--verde-oscuro);
}

.btn--oscuro {
  background: var(--tinta);
  color: #fff;
}

.btn--oscuro:hover {
  background: #1a2e25;
}

.btn--ghost-claro {
  background: #fff;
  color: var(--verde-profundo);
}

.btn--bloque {
  width: 100%;
}

.btn-menu {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.65rem;
  border: 1px solid var(--borde);
  background: #fff;
  color: var(--tinta);
  cursor: pointer;
}

.nav-movil {
  display: none;
  border-top: 1px solid var(--borde);
  padding: 0.75rem 0 1rem;
}

.nav-movil.abierto {
  display: block;
}

.nav-movil a {
  display: block;
  padding: 0.7rem 0;
  font-weight: 600;
  color: var(--tinta-suave);
}

/* Hero */
.heroe {
  padding: 3.5rem 0 4rem;
}

.heroe__rejilla {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.heroe__titulo {
  margin: 0 0 1rem;
  font-size: clamp(2.1rem, 5vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  font-weight: 800;
}

.heroe__titulo .acento {
  color: var(--verde);
}

.heroe__texto {
  margin: 0 0 1.25rem;
  color: var(--tinta-suave);
  font-size: 1.05rem;
  max-width: 36rem;
}

.insignias {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.6rem;
}

.insignia {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--borde);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--tinta-suave);
}

.insignia--verde {
  background: var(--verde-suave);
  border-color: var(--verde-borde);
  color: var(--verde-oscuro);
}

.heroe__acciones {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tarjeta-tipo {
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 1.25rem;
  padding: 1.5rem;
  box-shadow: var(--sombra);
  position: relative;
  overflow: hidden;
}

.tarjeta-tipo::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--verde), #3ecf8e);
}

.tarjeta-tipo__etiqueta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--verde);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.85rem;
}

.tarjeta-tipo__valor {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.tarjeta-tipo__icono {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 999px;
  background: var(--verde-suave);
  color: var(--verde);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.tarjeta-tipo__cifra {
  font-size: clamp(1.5rem, 3vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.tarjeta-tipo__cifra span {
  color: var(--verde);
}

.tarjeta-tipo__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--borde);
  font-size: 0.82rem;
  color: var(--tinta-suave);
}

.tarjeta-tipo__meta strong {
  color: var(--tinta);
  font-weight: 700;
}

.estado-carga {
  opacity: 0.65;
}

/* Secciones */
.seccion {
  padding: 4rem 0;
}

.seccion--blanca {
  background: #fff;
  border-block: 1px solid var(--borde);
}

.seccion__encabezado {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 2.5rem;
}

.seccion__titulo {
  margin: 0 0 0.65rem;
  font-size: clamp(1.55rem, 3vw, 2rem);
  letter-spacing: -0.03em;
  font-weight: 800;
}

.seccion__texto {
  margin: 0;
  color: var(--tinta-suave);
}

/* Métodos */
.rejilla-metodos {
  display: grid;
  gap: 1rem;
}

.metodo {
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  padding: 1.35rem;
  box-shadow: var(--sombra-suave);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.metodo:hover {
  transform: translateY(-2px);
  box-shadow: var(--sombra);
}

.metodo__cabecera {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.metodo__icono {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
}

.metodo--get .metodo__icono {
  background: var(--verde-suave);
  color: var(--verde);
}

.metodo--post .metodo__icono {
  background: var(--azul-post-suave);
  color: var(--azul-post);
}

.metodo--query .metodo__icono {
  background: var(--violeta-query-suave);
  color: var(--violeta-query);
}

.metodo__etiqueta {
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.metodo--get .metodo__etiqueta { color: var(--verde); }
.metodo--post .metodo__etiqueta { color: var(--azul-post); }
.metodo--query .metodo__etiqueta { color: var(--violeta-query); }

.metodo__ruta {
  font-family: var(--mono);
  font-size: 0.82rem;
  background: #f3f7f5;
  border-radius: 0.5rem;
  padding: 0.45rem 0.65rem;
  margin-bottom: 0.75rem;
  color: var(--tinta);
}

.metodo__desc {
  margin: 0 0 0.85rem;
  color: var(--tinta-suave);
  font-size: 0.92rem;
}

.metodo__nota {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--verde-oscuro);
}

.metodo--post .metodo__nota { color: var(--azul-post); }
.metodo--query .metodo__nota { color: var(--violeta-query); }

/* Playground */
.playground {
  display: grid;
  gap: 1.25rem;
}

.panel {
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 1.1rem;
  padding: 1.35rem;
  box-shadow: var(--sombra-suave);
}

.panel__titulo {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  font-weight: 800;
}

.tabs-metodo {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.15rem;
}

.tab-metodo {
  border: 1.5px solid var(--borde);
  background: #fff;
  color: var(--tinta-suave);
  border-radius: 0.65rem;
  padding: 0.55rem 0.9rem;
  font-weight: 800;
  font-size: 0.82rem;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s ease;
}

.tab-metodo.activo[data-metodo="GET"] {
  background: var(--verde-suave);
  border-color: var(--verde-borde);
  color: var(--verde-oscuro);
}

.tab-metodo.activo[data-metodo="POST"] {
  background: var(--azul-post-suave);
  border-color: #bfdbfe;
  color: var(--azul-post);
}

.tab-metodo.activo[data-metodo="QUERY"] {
  background: var(--violeta-query-suave);
  border-color: #ddd6fe;
  color: var(--violeta-query);
}

.campo {
  margin-bottom: 1rem;
}

.campo label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
  color: var(--tinta);
}

.campo__entrada {
  display: flex;
  align-items: stretch;
  border: 1.5px solid var(--borde);
  border-radius: 0.75rem;
  overflow: hidden;
  background: #fff;
}

.campo__entrada:focus-within {
  border-color: var(--verde);
  box-shadow: 0 0 0 3px rgba(15, 122, 84, 0.12);
}

.campo__entrada input {
  flex: 1;
  border: 0;
  outline: 0;
  padding: 0.8rem 0.95rem;
  font: inherit;
  font-size: 1rem;
  background: transparent;
  min-width: 0;
}

.campo__sufijo {
  display: grid;
  place-items: center;
  padding: 0 0.9rem;
  background: #f3f7f5;
  color: var(--tinta-suave);
  font-weight: 800;
  font-size: 0.85rem;
  border-left: 1px solid var(--borde);
}

.pista {
  margin: 0.45rem 0 0;
  font-size: 0.8rem;
  color: var(--tinta-suave);
}

.respuesta-cabecera {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.badge-estado {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: #f3f7f5;
  color: var(--tinta-suave);
}

.badge-estado--ok {
  background: var(--verde-suave);
  color: var(--verde-oscuro);
}

.badge-estado--error {
  background: #fef2f2;
  color: #b91c1c;
}

.btn-icono {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 0.55rem;
  border: 1px solid var(--borde);
  background: #fff;
  color: var(--tinta-suave);
  cursor: pointer;
}

.btn-icono:hover {
  color: var(--verde);
  border-color: var(--verde-borde);
}

.ventana-codigo {
  background: var(--codigo-bg);
  border: 1px solid var(--codigo-borde);
  border-radius: 0.9rem;
  overflow: hidden;
  box-shadow: var(--sombra-suave);
}

.ventana-codigo__barra {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--codigo-borde);
  background: rgba(255, 255, 255, 0.03);
}

.ventana-codigo__puntos {
  display: flex;
  gap: 0.35rem;
}

.ventana-codigo__puntos span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: #355445;
}

.ventana-codigo__titulo {
  font-size: 0.75rem;
  color: #8aa898;
  font-family: var(--mono);
}

.ventana-codigo pre {
  margin: 0;
  padding: 1rem 1.1rem 1.2rem;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.65;
  color: #d7e8df;
}

.syntax-clave { color: #7dd3a8; }
.syntax-cadena { color: #f0c674; }
.syntax-numero { color: #8ab4f8; }
.syntax-comentario { color: #6b8578; }
.syntax-palabra { color: #c4a7e7; }
.syntax-funcion { color: #7ec8ff; }

/* Ejemplos */
.tabs-lenguaje {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.tab-lenguaje {
  border: 0;
  background: transparent;
  color: var(--tinta-suave);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 0.55rem 0.85rem;
  border-radius: 0.65rem;
  cursor: pointer;
  border: 1px solid transparent;
}

.tab-lenguaje.activo {
  background: var(--verde-suave);
  color: var(--verde-oscuro);
  border-color: var(--verde-borde);
}

.ejemplos-rejilla {
  display: grid;
  gap: 1rem;
}

.tarjeta-respuesta {
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 1rem;
  padding: 1.15rem;
}

.tarjeta-respuesta h3 {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  font-weight: 800;
}

.tarjeta-respuesta p {
  margin: 0.75rem 0 0;
  font-size: 0.85rem;
  color: var(--tinta-suave);
}

/* Comparación HTTP */
.comparacion {
  display: grid;
  gap: 1rem;
}

.columna-vs {
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 1rem;
  padding: 1.25rem;
  position: relative;
}

.columna-vs h3 {
  margin: 0 0 0.85rem;
  font-size: 1rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.columna-vs ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.columna-vs li {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  font-size: 0.9rem;
  color: var(--tinta-suave);
}

.columna-vs li i,
.columna-vs li svg {
  color: var(--verde);
  margin-top: 0.15rem;
  flex-shrink: 0;
}

.vs-separador {
  display: none;
  align-items: center;
  justify-content: center;
}

.vs-pill {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  background: var(--tinta);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 800;
}

/* Sobre el proyecto */
.sobre {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

.lista-check {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.lista-check li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.check {
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 999px;
  background: var(--verde-suave);
  color: var(--verde);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.ilustracion {
  background:
    radial-gradient(circle at 30% 30%, rgba(15, 122, 84, 0.18), transparent 45%),
    radial-gradient(circle at 70% 70%, rgba(37, 99, 235, 0.12), transparent 40%),
    linear-gradient(160deg, #ffffff, var(--verde-suave));
  border: 1px solid var(--borde);
  border-radius: 1.25rem;
  min-height: 220px;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.ilustracion__icono {
  width: 5.5rem;
  height: 5.5rem;
  border-radius: 1.25rem;
  background: #fff;
  border: 1px solid var(--borde);
  display: grid;
  place-items: center;
  color: var(--verde);
  box-shadow: var(--sombra);
  z-index: 1;
}

.ilustracion__flotante {
  position: absolute;
  font-weight: 800;
  color: var(--verde-oscuro);
  opacity: 0.45;
  font-size: 1.4rem;
}

.flujo {
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 1rem;
  padding: 1.2rem;
}

.flujo h3 {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  font-weight: 800;
}

.flujo__pasos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.flujo__paso {
  background: var(--verde-suave);
  color: var(--verde-oscuro);
  border: 1px solid var(--verde-borde);
  border-radius: 999px;
  padding: 0.4rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.flujo__flecha {
  color: var(--tinta-suave);
}

/* CTA */
.cta {
  padding: 0 0 4rem;
}

.cta__banner {
  border-radius: 1.35rem;
  padding: 2.4rem 1.5rem;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), transparent 40%),
    radial-gradient(ellipse at 80% 20%, rgba(62, 207, 142, 0.25), transparent 45%),
    linear-gradient(135deg, var(--verde-profundo), var(--verde-oscuro) 55%, #0a4f36);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--sombra);
}

.cta__banner::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.2;
  background:
    linear-gradient(transparent 0%, transparent 48%, rgba(255, 255, 255, 0.35) 50%, transparent 52%),
    linear-gradient(90deg, transparent 0%, transparent 48%, rgba(255, 255, 255, 0.2) 50%, transparent 52%);
  background-size: 100% 28px, 42px 100%;
  mask-image: radial-gradient(ellipse at center, #000 20%, transparent 75%);
}

.cta__banner > * {
  position: relative;
}

.cta__titulo {
  margin: 0 0 0.5rem;
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.cta__texto {
  margin: 0 0 1.25rem;
  opacity: 0.88;
}

/* Footer */
.pie {
  background: #071510;
  color: #c5d8ce;
  padding: 3.5rem 0 2rem;
}

.pie__rejilla {
  display: grid;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.pie .marca__nombre,
.pie .marca__sub {
  color: #fff;
}

.pie .marca__sub {
  color: #8aa898;
}

.pie__desc {
  margin: 0.9rem 0 0;
  font-size: 0.9rem;
  max-width: 18rem;
  color: #8aa898;
}

.pie h3 {
  margin: 0 0 0.85rem;
  color: #fff;
  font-size: 0.92rem;
  font-weight: 800;
}

.pie ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.pie a {
  color: #8aa898;
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.pie a:hover {
  color: #fff;
}

.pie__meta {
  font-size: 0.88rem;
  color: #8aa898;
  display: grid;
  gap: 0.45rem;
}

.pie__meta strong {
  color: #d7e8df;
}

.pie__base {
  border-top: 1px solid #1a2e25;
  padding-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  font-size: 0.82rem;
  color: #6b8578;
}

/* Animaciones */
@keyframes spin {
  to { transform: rotate(360deg); }
}

.spin {
  animation: spin 0.8s linear infinite;
}

@keyframes aparecer {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animar {
  animation: aparecer 0.55s ease both;
}

.animar-retraso-1 { animation-delay: 0.08s; }
.animar-retraso-2 { animation-delay: 0.16s; }
.animar-retraso-3 { animation-delay: 0.24s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .animar,
  .animar-retraso-1,
  .animar-retraso-2,
  .animar-retraso-3 {
    animation: none;
  }
  .metodo:hover {
    transform: none;
  }
}

/* Responsive */
@media (min-width: 768px) {
  .nav-principal { display: flex; }
  .btn-menu { display: none; }
  .btn-github-cabecera { display: inline-flex; }
  .heroe__rejilla { grid-template-columns: 1.15fr 0.85fr; }
  .rejilla-metodos { grid-template-columns: repeat(3, 1fr); }
  .playground { grid-template-columns: 0.95fr 1.05fr; }
  .ejemplos-rejilla { grid-template-columns: 1.35fr 0.65fr; }
  .comparacion {
    grid-template-columns: 1fr auto 1fr auto 1fr;
    align-items: stretch;
  }
  .vs-separador { display: flex; }
  .sobre { grid-template-columns: 1fr 1fr 1fr; }
  .pie__rejilla { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
}

@media (max-width: 767px) {
  .btn-github-cabecera { display: none; }
  .heroe { padding-top: 2.25rem; }
}

/* Toast de notificación */
.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%) translateY(120%);
  z-index: 100;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.75rem 1rem;
  border-radius: 0.85rem;
  background: #0d1a14;
  color: #e8f6f0;
  font-size: 0.9rem;
  font-weight: 650;
  box-shadow: 0 12px 32px -10px rgba(7, 21, 16, 0.55);
  border: 1px solid #1e3329;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.25s ease, opacity 0.25s ease;
  max-width: calc(100vw - 2rem);
}

.toast--visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast--ok {
  border-color: #2f6b4f;
}

.toast--error {
  border-color: #7f1d1d;
  background: #1a0d0d;
}

.toast__icono {
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  background: rgba(15, 122, 84, 0.25);
  color: #7dd3a8;
}

.toast--error .toast__icono {
  background: rgba(185, 28, 28, 0.25);
  color: #fca5a5;
}

@media (prefers-reduced-motion: reduce) {
  .toast {
    transition: opacity 0.2s ease;
  }
}