/* ============================================================
   gruasindustriales.mx · «Peso y precisión»
   Negro #0D0D0D · Amarillo grúa #FFC20E · Concreto #D9D9D6
   ============================================================ */

@font-face {
  font-family: "Heros Cn";
  src: url("../fonts/heroscn-bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Heros Cn";
  src: url("../fonts/heroscn-regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --negro: #0d0d0d;
  --negro-2: #161615;
  --negro-3: #232322;
  --amarillo: #ffc20e;
  --amarillo-2: #e8ae00;
  --concreto: #d9d9d6;
  --concreto-2: #ececea;
  --concreto-3: #f5f5f3;
  --hueso: #f2f2ef;
  --hueso-2: #b8b8b4;
  --tinta: #0d0d0d;
  --tinta-2: #454543;
  --linea-oscura: rgba(242, 242, 239, 0.16);
  --linea-clara: rgba(13, 13, 13, 0.16);

  --display: "Heros Cn", "Arial Narrow", "Helvetica Neue", "Roboto Condensed", Arial, sans-serif;
  --texto: "Helvetica Neue", Helvetica, Arial, "Liberation Sans", system-ui, sans-serif;

  --gutter: clamp(16px, 4vw, 56px);
  --ancho: 1320px;
  --seccion: clamp(4.5rem, 9vw, 8.5rem);
  --radio: 2px;
  --franja: repeating-linear-gradient(135deg, var(--amarillo) 0 16px, var(--negro) 16px 32px);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--texto);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--tinta);
  background: var(--negro);
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
p { margin: 0 0 1rem; }
h1, h2, h3, h4 { margin: 0; font-family: var(--display); font-weight: 700; line-height: 1; text-transform: uppercase; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid var(--amarillo); outline-offset: 3px; }
.claro :focus-visible, .claro-2 :focus-visible { outline-color: var(--negro); }
::selection { background: var(--amarillo); color: var(--negro); }

.visualmente-oculto {
  position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0;
}
.hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }

.salto {
  position: absolute; left: var(--gutter); top: -100px; z-index: 100;
  padding: 0.75rem 1rem; background: var(--amarillo); color: var(--negro);
  font-family: var(--display); text-transform: uppercase; letter-spacing: 0.08em; text-decoration: none;
}
.salto:focus { top: 12px; }

.contenedor { width: min(100% - 2 * var(--gutter), var(--ancho)); margin-inline: auto; }

/* ---------- Tipografía ---------- */
.ceja {
  display: inline-flex; align-items: center; gap: 0.75rem;
  margin: 0 0 1.25rem;
  font-family: var(--display); font-weight: 400; font-size: 0.8125rem;
  letter-spacing: 0.22em; text-transform: uppercase;
}
.ceja::before { content: ""; width: 2.25rem; height: 2px; background: currentColor; }
.oscuro .ceja { color: var(--amarillo); }
.claro .ceja, .claro-2 .ceja { color: var(--tinta); }

.titulo { font-size: clamp(2.5rem, 5.6vw, 4.75rem); line-height: 0.98; letter-spacing: 0.005em; max-width: 18ch; }
.titulo b { font-weight: inherit; }
.oscuro .titulo b { color: var(--amarillo); }
.claro .titulo b, .claro-2 .titulo b { color: var(--tinta-2); }
.entrada { font-size: clamp(1.125rem, 1.6vw, 1.3125rem); line-height: 1.5; max-width: 56ch; margin-top: 1.5rem; }
.oscuro .entrada { color: var(--hueso-2); }
.claro .entrada, .claro-2 .entrada { color: var(--tinta-2); }

.cabecera-seccion { display: grid; gap: 1rem; margin-bottom: clamp(2.5rem, 5vw, 4.5rem); }
@media (min-width: 900px) {
  .cabecera-seccion { grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr); align-items: end; column-gap: 4rem; }
  .cabecera-seccion .entrada { margin-top: 0; padding-bottom: 0.35rem; }
}

.num { font-variant-numeric: tabular-nums lining-nums; }

/* ---------- Temas de sección ---------- */
.oscuro { background: var(--negro); color: var(--hueso); }
.claro { background: var(--concreto); color: var(--tinta); }
.claro-2 { background: var(--concreto-3); color: var(--tinta); }
.seccion { padding-block: var(--seccion); position: relative; }

.franja { height: 12px; background: var(--franja); background-size: 45.25px 45.25px; }
.franja--fina { height: 6px; }

/* ---------- Botones ---------- */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  min-height: 3.25rem; padding: 0.85rem 1.6rem;
  font-family: var(--display); font-weight: 700; font-size: 1.0625rem; letter-spacing: 0.08em; text-transform: uppercase;
  text-decoration: none; border: 2px solid var(--amarillo); border-radius: var(--radio);
  background: var(--amarillo); color: var(--negro);
  transition: transform 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}
.boton:hover { background: var(--amarillo-2); border-color: var(--amarillo-2); }
.boton:active { transform: translateY(1px); }
.boton:focus-visible { outline-color: var(--hueso); }
.claro .boton:focus-visible, .claro-2 .boton:focus-visible { outline-color: var(--negro); }
.boton--hueco { background: transparent; color: var(--hueso); border-color: var(--hueso); }
.boton--hueco:hover { background: var(--hueso); color: var(--negro); border-color: var(--hueso); }
.claro .boton--hueco, .claro-2 .boton--hueco { color: var(--tinta); border-color: var(--tinta); }
.claro .boton--hueco:hover, .claro-2 .boton--hueco:hover { background: var(--tinta); color: var(--hueso); }
.boton svg { width: 1.1em; height: 1.1em; }

/* ---------- Cabecera ---------- */
.cabecera {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13, 13, 13, 0.92); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--linea-oscura); color: var(--hueso);
}
.cabecera::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 3px; background: var(--amarillo); }
.cabecera .contenedor { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4.5rem; }
.logo { display: inline-flex; align-items: center; gap: 0.7rem; text-decoration: none; color: var(--hueso); }
.logo svg { width: 2.25rem; height: 2.25rem; flex: none; }
.logo-texto { font-family: var(--display); font-weight: 700; font-size: 1.35rem; line-height: 1; letter-spacing: 0.04em; text-transform: uppercase; white-space: nowrap; }
.logo-texto span { color: var(--amarillo); }
.logo-texto br { display: none; }
.nav-lista { display: flex; align-items: center; gap: clamp(1rem, 2vw, 1.75rem); margin: 0; padding: 0; list-style: none; }
.nav-lista a {
  font-family: var(--display); font-size: 0.95rem; letter-spacing: 0.12em; text-transform: uppercase; text-decoration: none;
  padding: 0.5rem 0; border-bottom: 2px solid transparent; transition: border-color 0.18s ease;
}
.nav-lista a:hover { border-bottom-color: var(--amarillo); }
.nav-lista .boton { min-height: 2.6rem; padding: 0.4rem 1.1rem; font-size: 0.95rem; border-bottom-width: 2px; }
.nav-lista .boton:hover { border-color: var(--amarillo-2); }
.nav-toggle {
  display: none; width: 2.75rem; height: 2.75rem; padding: 0; border: 1px solid var(--linea-oscura); border-radius: var(--radio);
  background: transparent; color: var(--hueso); align-items: center; justify-content: center;
}
.nav-toggle svg { width: 1.4rem; height: 1.4rem; }
.nav-toggle .icono-cerrar { display: none; }
.nav-toggle[aria-expanded="true"] .icono-abrir { display: none; }
.nav-toggle[aria-expanded="true"] .icono-cerrar { display: block; }
.cabecera-acciones { display: flex; align-items: center; gap: 0.75rem; }
.cabecera-acciones .boton { min-height: 2.6rem; padding: 0.4rem 1rem; font-size: 0.9rem; }

@media (max-width: 899px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: absolute; inset: 100% 0 auto 0; background: var(--negro); border-bottom: 1px solid var(--linea-oscura);
    display: none; padding: 0.5rem var(--gutter) 1.25rem;
  }
  .nav.abierta { display: block; }
  .nav-lista { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-lista li { border-bottom: 1px solid var(--linea-oscura); }
  .nav-lista a { display: block; padding: 0.95rem 0; font-size: 1.1rem; border-bottom: 0; }
  .nav-lista .boton { display: none; }
}
@media (min-width: 900px) { .cabecera-acciones .boton { display: none; } }
@media (max-width: 479px) {
  .cabecera .contenedor { gap: 0.5rem; }
  .logo { gap: 0.5rem; min-width: 0; }
  .logo svg { width: 1.9rem; height: 1.9rem; }
  .logo-texto { font-size: 0.95rem; line-height: 0.95; letter-spacing: 0.04em; }
  .logo-texto br { display: inline; }
  .cabecera-acciones { gap: 0.5rem; }
  .cabecera-acciones .boton { min-height: 2.4rem; padding: 0.3rem 0.75rem; font-size: 0.85rem; letter-spacing: 0.06em; }
  .nav-toggle { width: 2.5rem; height: 2.5rem; }
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding-block: clamp(3.5rem, 7vw, 6.5rem) clamp(3rem, 6vw, 5rem); }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--linea-oscura) 1px, transparent 1px),
    linear-gradient(90deg, var(--linea-oscura) 1px, transparent 1px);
  background-size: 96px 96px; opacity: 0.35;
  mask-image: radial-gradient(ellipse at 70% 30%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 30%, #000 20%, transparent 70%);
}
.hero .contenedor { position: relative; display: grid; gap: 3rem; }
@media (min-width: 1024px) {
  .hero .contenedor { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; column-gap: 4rem; }
  .hero-grafico { margin-top: 3.5rem; }
}
.hero-titulo { font-size: clamp(3.1rem, 8.2vw, 7.25rem); line-height: 0.9; letter-spacing: 0.005em; max-width: 12ch; }
.hero-titulo b { font-weight: inherit; color: var(--amarillo); }
.hero .entrada { margin-top: 1.75rem; }

.registro { position: absolute; width: 22px; height: 22px; color: var(--hueso-2); opacity: 0.6; pointer-events: none; }
.registro--a { left: var(--gutter); top: 1.25rem; }
.registro--b { right: var(--gutter); top: 1.25rem; }
.registro--c { left: var(--gutter); bottom: 1.25rem; }
.registro--d { right: var(--gutter); bottom: 1.25rem; }

.tonelaje { margin: 2.5rem 0 0; padding: 0; border: 0; min-width: 0; }
.tonelaje legend {
  padding: 0; margin-bottom: 1rem;
  font-family: var(--display); font-weight: 400; font-size: 0.8125rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--hueso-2);
}
.tonelaje-lista { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.5rem; margin: 0; padding: 0; list-style: none; }
@media (min-width: 560px) { .tonelaje-lista { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 0.6rem; } }
.tonelaje-boton {
  width: 100%; display: flex; align-items: baseline; justify-content: center; gap: 0.15rem;
  padding: 0.8rem 0.5rem 0.6rem; min-height: 4.25rem;
  background: transparent; color: var(--hueso);
  border: 1px solid var(--linea-oscura); border-radius: var(--radio);
  font-family: var(--display); font-weight: 700; font-size: clamp(1.9rem, 2.6vw, 2.4rem); line-height: 1; letter-spacing: -0.01em;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}
.tonelaje-boton small { font-size: 0.5em; font-weight: 400; letter-spacing: 0.02em; }
.tonelaje-boton:hover { border-color: var(--amarillo); color: var(--amarillo); transform: translateY(-2px); }
.tonelaje-boton[aria-pressed="true"] { background: var(--amarillo); color: var(--negro); border-color: var(--amarillo); }
.tonelaje-boton[aria-pressed="true"]:hover { color: var(--negro); }
.tonelaje-nota { margin: 0.9rem 0 0; font-size: 0.9375rem; color: var(--hueso-2); }

.hero-acciones { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }

.hero-grafico { position: relative; }
.grua { width: 100%; height: auto; color: var(--hueso); }
.grua .pluma { fill: var(--amarillo); stroke: var(--negro); }
.grua .cota { stroke: var(--hueso-2); }
.grua text { font-family: var(--display); font-weight: 400; font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; fill: var(--hueso-2); }
.placa {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  margin: 1.25rem 0 0; padding: 0.9rem 1.1rem;
  border: 1px solid var(--linea-oscura); border-left: 6px solid var(--amarillo);
  font-family: var(--display); letter-spacing: 0.16em; text-transform: uppercase; font-size: 0.8125rem; color: var(--hueso-2);
}
.placa strong { font-size: 1.6rem; letter-spacing: 0; color: var(--hueso); font-weight: 700; line-height: 1; }
.placa strong small { font-size: 0.55em; font-weight: 400; margin-left: 0.15em; }

.cifras {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0;
  margin: clamp(3rem, 6vw, 5rem) 0 0; padding: 0; list-style: none;
  border-top: 1px solid var(--linea-oscura);
}
.cifras li { padding: 1.5rem 1.25rem 0 0; border-right: 1px solid var(--linea-oscura); }
.cifras li + li { padding-left: 1.25rem; }
.cifras li:last-child { border-right: 0; }
.cifras strong { display: block; font-family: var(--display); font-weight: 700; font-size: clamp(2.4rem, 5vw, 4.5rem); line-height: 0.95; color: var(--amarillo); letter-spacing: -0.01em; }
.cifras span { display: block; margin-top: 0.4rem; font-size: 0.9375rem; color: var(--hueso-2); max-width: 20ch; }
@media (max-width: 559px) {
  .cifras { grid-template-columns: 1fr; }
  .cifras li { border-right: 0; border-bottom: 1px solid var(--linea-oscura); padding: 1.1rem 0; }
  .cifras li + li { padding-left: 0; }
  .cifras li:last-child { border-bottom: 0; }
  .cifras span { max-width: none; }
}

/* ---------- Cómo funciona ---------- */
.pasos { display: grid; gap: 2rem; margin: 0; padding: 0; list-style: none; counter-reset: paso; }
@media (min-width: 760px) { .pasos { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.5rem, 3vw, 3rem); } }
.paso { position: relative; padding-top: 1.25rem; border-top: 3px solid var(--tinta); }
.paso::before {
  counter-increment: paso; content: "0" counter(paso);
  display: block; font-family: var(--display); font-weight: 700; font-size: clamp(4rem, 7vw, 6.5rem); line-height: 0.9; letter-spacing: -0.02em;
  color: var(--tinta); margin-bottom: 1rem;
}
.paso h3 { font-size: 1.6rem; margin-bottom: 0.6rem; letter-spacing: 0.02em; }
.paso p { color: var(--tinta-2); margin: 0; }

.proceso { margin: clamp(2.5rem, 5vw, 4rem) 0 0; padding: 1.25rem 0 0; border-top: 1px solid var(--linea-clara); }
.proceso-titulo { font-family: var(--display); font-weight: 400; font-size: 0.8125rem; letter-spacing: 0.22em; text-transform: uppercase; margin: 0 0 0.8rem; }
.proceso ol { display: flex; flex-wrap: wrap; gap: 0.5rem 0; margin: 0; padding: 0; list-style: none; counter-reset: etapa; }
.proceso li { display: inline-flex; align-items: center; font-family: var(--display); font-size: 1.05rem; letter-spacing: 0.06em; text-transform: uppercase; }
.proceso li::before { counter-increment: etapa; content: counter(etapa); display: inline-grid; place-items: center; width: 1.6rem; height: 1.6rem; margin-right: 0.5rem; border-radius: 50%; background: var(--tinta); color: var(--amarillo); font-size: 0.8rem; font-weight: 700; }
.proceso li:not(:last-child)::after { content: ""; width: 2rem; height: 1px; margin: 0 0.75rem; background: var(--tinta); }
@media (max-width: 759px) {
  .proceso ol { gap: 0.6rem 1.25rem; }
  .proceso li { font-size: 0.95rem; }
  .proceso li::after { display: none; }
}

/* ---------- Tipos de grúa ---------- */
.tipos { display: grid; gap: 1px; margin: 0; padding: 0; list-style: none; background: var(--linea-clara); border: 1px solid var(--linea-clara); }
@media (min-width: 640px) { .tipos { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .tipos { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.tipo { position: relative; display: flex; flex-direction: column; gap: 1rem; padding: clamp(1.5rem, 2.5vw, 2.25rem); background: var(--concreto-3); transition: background-color 0.2s ease; }
.tipo:hover { background: #fff; }
.tipo::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px; background: var(--amarillo); transform: scaleX(0); transform-origin: left; transition: transform 0.25s ease; }
.tipo:hover::after, .tipo:focus-within::after { transform: scaleX(1); }
.tipo-picto { width: 100%; max-width: 180px; height: auto; color: var(--tinta); }
.tipo-picto .acento { stroke: var(--amarillo-2); }
.tipo h3 { font-size: 1.55rem; letter-spacing: 0.02em; }
.tipo p { margin: 0; color: var(--tinta-2); flex: 1; }
.tipo dl { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin: 0; padding-top: 1rem; border-top: 1px solid var(--linea-clara); }
.tipo dt { font-family: var(--display); font-weight: 400; font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--tinta-2); }
.tipo dd { margin: 0; font-family: var(--display); font-weight: 700; font-size: 1.75rem; line-height: 1; white-space: nowrap; }
.tipo dd small { font-size: 0.6em; font-weight: 400; }
.enlace-tipo {
  display: inline-flex; align-items: center; gap: 0.5rem; align-self: flex-start;
  padding: 0; border: 0; background: none; color: var(--tinta);
  font-family: var(--display); font-weight: 700; font-size: 0.95rem; letter-spacing: 0.12em; text-transform: uppercase;
  border-bottom: 2px solid var(--amarillo); line-height: 1.6;
}
.enlace-tipo:hover { border-bottom-color: var(--tinta); }
.enlace-tipo svg { width: 1em; height: 1em; transition: transform 0.18s ease; }
.enlace-tipo:hover svg { transform: translateX(3px); }

.extras { display: grid; gap: 1px; margin: 1px 0 0; padding: 0; list-style: none; background: var(--linea-clara); border: 1px solid var(--linea-clara); border-top: 0; }
@media (min-width: 640px) { .extras { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.extras li { display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: start; padding: 1.4rem clamp(1.5rem, 2.5vw, 2.25rem); background: var(--negro); color: var(--hueso); }
.extras svg { width: 2.5rem; height: 2.5rem; color: var(--amarillo); }
.extras h3 { font-size: 1.3rem; letter-spacing: 0.03em; margin-bottom: 0.3rem; }
.extras p { margin: 0; color: var(--hueso-2); font-size: 0.9375rem; }

/* ---------- Cobertura ---------- */
.cobertura .contenedor { display: grid; gap: 3rem; }
@media (min-width: 1024px) { .cobertura .contenedor { grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr); align-items: start; column-gap: 4rem; } }
.mapa { width: 100%; height: auto; }
.mapa .pais { fill: var(--negro-3); stroke: var(--hueso-2); stroke-width: 1.2; stroke-linejoin: round; }
.mapa .corredor { stroke: var(--amarillo); stroke-width: 5; stroke-linecap: round; fill: none; }
.mapa .nodo { fill: var(--negro); stroke: var(--amarillo); stroke-width: 3; }
.mapa .etiqueta { font-family: var(--display); font-weight: 700; font-size: 30px; fill: var(--amarillo); }
@media (max-width: 599px) { .mapa .leyenda { display: none; } }
.mapa .leyenda { font-family: var(--display); font-weight: 400; font-size: 17px; letter-spacing: 0.16em; text-transform: uppercase; fill: var(--hueso-2); }
.mapa .cuadricula { stroke: var(--linea-oscura); stroke-width: 1; }
.corredores { margin: 0; padding: 0; list-style: none; counter-reset: corredor; border-top: 1px solid var(--linea-oscura); }
.corredores li { display: grid; grid-template-columns: 3.25rem 1fr; column-gap: 0.75rem; row-gap: 0; align-items: baseline; padding: 1rem 0; border-bottom: 1px solid var(--linea-oscura); }
.corredores li::before { grid-row: 1 / span 2; }
.corredores span { grid-column: 2; }
.corredores li::before { counter-increment: corredor; content: "0" counter(corredor); font-family: var(--display); font-weight: 700; font-size: 1.75rem; color: var(--amarillo); line-height: 1; }
.corredores strong { display: block; font-family: var(--display); font-weight: 700; font-size: 1.35rem; letter-spacing: 0.02em; text-transform: uppercase; line-height: 1.05; }
.corredores span { display: block; margin-top: 0.2rem; color: var(--hueso-2); font-size: 0.9375rem; }
.cobertura-nota { margin: 1.5rem 0 0; color: var(--hueso-2); font-size: 0.9375rem; max-width: 46ch; }

/* ---------- Verificación ---------- */
.verifica .contenedor { display: grid; gap: 3rem; }
@media (min-width: 1024px) { .verifica .contenedor { grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr); column-gap: 4rem; align-items: start; } }
.checks { display: grid; gap: 1px; margin: 0; padding: 0; list-style: none; background: var(--linea-clara); border: 1px solid var(--linea-clara); counter-reset: check; }
@media (min-width: 640px) { .checks { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.checks li { position: relative; padding: clamp(1.5rem, 2.5vw, 2rem); padding-left: calc(clamp(1.5rem, 2.5vw, 2rem) + 3.25rem); background: var(--concreto-2); }
.checks li::before {
  counter-increment: check; content: "";
  position: absolute; left: clamp(1.5rem, 2.5vw, 2rem); top: calc(clamp(1.5rem, 2.5vw, 2rem) + 0.1rem);
  width: 2.1rem; height: 2.1rem; background: var(--amarillo); border-radius: var(--radio);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}
.checks li::after {
  content: ""; position: absolute; left: calc(clamp(1.5rem, 2.5vw, 2rem) + 0.55rem); top: calc(clamp(1.5rem, 2.5vw, 2rem) + 0.65rem);
  width: 0.95rem; height: 0.5rem; border-left: 3px solid var(--negro); border-bottom: 3px solid var(--negro); transform: rotate(-45deg);
}
.checks h3 { font-size: 1.45rem; letter-spacing: 0.02em; margin-bottom: 0.5rem; }
.checks p { margin: 0; color: var(--tinta-2); font-size: 1rem; }
.porque { padding: clamp(1.5rem, 2.5vw, 2.25rem); background: var(--negro); color: var(--hueso); }
.porque h3 { font-size: 1.1rem; letter-spacing: 0.18em; font-weight: 400; color: var(--amarillo); margin-bottom: 1.5rem; }
.porque dl { margin: 0; }
.porque dt { font-family: var(--display); font-weight: 700; font-size: 1.5rem; text-transform: uppercase; letter-spacing: 0.02em; padding-top: 1rem; border-top: 1px solid var(--linea-oscura); }
.porque dd { margin: 0.35rem 0 1.25rem; color: var(--hueso-2); font-size: 0.9375rem; }
.porque dd:last-child { margin-bottom: 0; }

/* ---------- Preguntas ---------- */
.preguntas .contenedor { display: grid; gap: 2rem; }
@media (min-width: 1024px) { .preguntas .contenedor { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); column-gap: 4rem; align-items: start; } }
.preguntas .cabecera-seccion { display: block; margin-bottom: 0; }
@media (min-width: 1024px) { .preguntas .cabecera-seccion { position: sticky; top: 6rem; } }
.preguntas .cabecera-seccion .entrada { margin-top: 1.5rem; }
.faq { border-top: 1px solid var(--linea-clara); }
.faq details { border-bottom: 1px solid var(--linea-clara); }
.faq summary {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1.5rem; cursor: pointer; list-style: none;
  padding: 1.25rem 0; font-family: var(--display); font-weight: 700; font-size: clamp(1.25rem, 1.8vw, 1.55rem); text-transform: uppercase; letter-spacing: 0.02em; line-height: 1.05;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font-weight: 400; font-size: 1.6em; line-height: 0.7; color: var(--tinta); transition: transform 0.2s ease; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary:hover { color: var(--tinta-2); }
.faq-cuerpo { padding: 0 0 1.5rem; max-width: 62ch; color: var(--tinta-2); }
.faq-cuerpo p:last-child { margin-bottom: 0; }
.faq-cuerpo a { color: var(--tinta); }

/* ---------- Cotizador ---------- */
.cotizar { position: relative; overflow: hidden; }
.cotizar::before {
  content: ""; position: absolute; inset: auto -10% -8% auto; width: 46vw; max-width: 760px; aspect-ratio: 1;
  background: var(--franja); background-size: 45.25px 45.25px; opacity: 0.08;
  mask-image: radial-gradient(circle at 70% 70%, #000 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(circle at 70% 70%, #000 30%, transparent 70%);
  pointer-events: none;
}
.cotizar .contenedor { position: relative; display: grid; gap: 3rem; }
@media (min-width: 1024px) { .cotizar .contenedor { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); column-gap: 4rem; align-items: start; } }
@media (min-width: 1024px) { .cotizar-lateral { position: sticky; top: 6rem; } }
.cotizar-lista { margin: 2rem 0 0; padding: 0; list-style: none; border-top: 1px solid var(--linea-oscura); }
.cotizar-lista li { display: grid; grid-template-columns: 1.5rem 1fr; gap: 0.75rem; padding: 0.9rem 0; border-bottom: 1px solid var(--linea-oscura); color: var(--hueso-2); font-size: 0.9375rem; }
.cotizar-lista li::before { content: ""; width: 0.9rem; height: 0.9rem; margin-top: 0.3rem; background: var(--amarillo); }

.formulario { display: grid; gap: 1.25rem; grid-template-columns: repeat(2, minmax(0, 1fr)); padding: clamp(1.5rem, 3vw, 2.5rem); background: var(--negro-2); border: 1px solid var(--linea-oscura); border-top: 4px solid var(--amarillo); }
@media (max-width: 639px) { .formulario { grid-template-columns: 1fr; } }
.campo { display: grid; gap: 0.45rem; min-width: 0; align-content: start; }
.campo--ancho { grid-column: 1 / -1; }
.campo label, .campo .etiqueta { font-family: var(--display); font-weight: 400; font-size: 0.8125rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--hueso-2); }
.campo label b { color: var(--amarillo); font-weight: 400; }
.campo input, .campo select, .campo textarea {
  width: 100%; min-height: 3.25rem; padding: 0.75rem 0.9rem;
  background: var(--negro); color: var(--hueso); border: 1px solid rgba(242, 242, 239, 0.3); border-radius: var(--radio);
  transition: border-color 0.18s ease;
}
.campo textarea { min-height: 8rem; resize: vertical; }
.campo select { appearance: none; -webkit-appearance: none; padding-right: 2.5rem; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1l6 6 6-6' fill='none' stroke='%23FFC20E' stroke-width='2'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.9rem center; }
.campo select:disabled { opacity: 0.5; }
.campo input:hover, .campo select:hover, .campo textarea:hover { border-color: rgba(242, 242, 239, 0.55); }
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: none; border-color: var(--amarillo); box-shadow: 0 0 0 2px var(--amarillo); }
.campo input::placeholder, .campo textarea::placeholder { color: rgba(184, 184, 180, 0.6); }
.campo input[type="date"] { color-scheme: dark; }
.ayuda { font-size: 0.875rem; color: var(--hueso-2); margin: 0; }
.consentimiento { grid-column: 1 / -1; display: grid; grid-template-columns: auto 1fr; gap: 0.8rem; align-items: start; font-size: 0.9375rem; color: var(--hueso-2); }
.consentimiento input { width: 1.35rem; height: 1.35rem; margin: 0.15rem 0 0; accent-color: var(--amarillo); }
.consentimiento a { color: var(--hueso); }
.consentimiento label b { color: var(--amarillo); font-weight: 400; }
.formulario-pie { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; padding-top: 0.5rem; }
.formulario-pie .boton { min-width: 15rem; }
.formulario-pie .boton[data-enviando] { opacity: 0.6; cursor: progress; }
.estado { grid-column: 1 / -1; margin: 0; padding: 0.9rem 1rem; border-left: 4px solid; font-weight: 500; }
.estado[data-tono="ok"] { border-color: #5ed49a; background: rgba(94, 212, 154, 0.12); color: var(--hueso); }
.estado[data-tono="error"] { border-color: #ff6b57; background: rgba(255, 107, 87, 0.12); color: var(--hueso); }
.estado[data-tono="info"] { border-color: var(--amarillo); background: rgba(255, 194, 14, 0.1); color: var(--hueso); }
.formulario[data-enviado] { border-top-color: #5ed49a; }

/* ---------- Pie ---------- */
.pie { background: var(--negro); color: var(--hueso-2); border-top: 1px solid var(--linea-oscura); padding-block: clamp(3rem, 6vw, 5rem) 2rem; font-size: 0.9375rem; }
.pie .contenedor { display: grid; gap: 2.5rem; }
@media (min-width: 900px) { .pie .contenedor { grid-template-columns: 1.4fr 1fr 1fr 1fr; column-gap: 3rem; } }
.pie .logo { margin-bottom: 1rem; }
.pie h2 { font-size: 0.8125rem; font-weight: 400; letter-spacing: 0.22em; color: var(--amarillo); margin-bottom: 1rem; }
.pie ul { margin: 0; padding: 0; list-style: none; }
.pie li { padding: 0.3rem 0; }
.pie a { color: var(--hueso); text-decoration: none; border-bottom: 1px solid transparent; }
.pie a:hover { border-bottom-color: var(--amarillo); }
.pie-red p { margin-bottom: 0.75rem; }
.pie-red strong { color: var(--hueso); font-weight: 600; }
.pie-legal { grid-column: 1 / -1; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-top: 1.5rem; border-top: 1px solid var(--linea-oscura); font-size: 0.875rem; }
.pie-legal p { margin: 0; }
.pie-legal a, .pie-red p a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Páginas interiores ---------- */
.pagina { padding-block: clamp(3rem, 6vw, 5rem); }
.pagina .contenedor { max-width: 820px; }
.pagina h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); margin-bottom: 1.5rem; }
.pagina h2 { font-size: 1.75rem; margin: 2.5rem 0 0.75rem; letter-spacing: 0.02em; }
.pagina h3 { font-size: 1.25rem; margin: 1.5rem 0 0.5rem; letter-spacing: 0.03em; }
.pagina p, .pagina li { color: var(--tinta-2); }
.pagina ul, .pagina ol { padding-left: 1.3rem; }
.pagina li { margin-bottom: 0.4rem; }
.pagina a { color: var(--tinta); }
.pagina .fecha { font-family: var(--display); font-size: 0.8125rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--tinta-2); margin-bottom: 2rem; }
.pagina .pendiente { background: var(--amarillo); color: var(--negro); padding: 0 0.3em; font-weight: 600; }
.pagina-404 { min-height: 60vh; display: grid; place-items: center; text-align: center; }
.pagina-404 .gigante { font-family: var(--display); font-weight: 700; font-size: clamp(7rem, 24vw, 18rem); line-height: 0.85; color: var(--amarillo); letter-spacing: -0.02em; }
.pagina-404 h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); margin: 1rem 0; }
.pagina-404 p { color: var(--hueso-2); max-width: 44ch; margin-inline: auto; }
.pagina-404 .boton { margin-top: 1.5rem; }
.pagina-404 .boton--hueco { color: var(--hueso); border-color: var(--hueso); }
.pagina-404 p a:not(.boton) { color: var(--hueso); }

/* ---------- Movimiento ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.js [data-reveal].visible { opacity: 1; transform: none; }
.js [data-reveal][data-reveal-retraso="1"] { transition-delay: 0.1s; }
.js [data-reveal][data-reveal-retraso="2"] { transition-delay: 0.2s; }
.js [data-reveal][data-reveal-retraso="3"] { transition-delay: 0.3s; }
@keyframes entrar { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
@keyframes izar { from { transform: translateY(-14px); } to { transform: translateY(0); } }
.hero-texto > * { animation: entrar 0.7s ease both; }
.hero-texto > *:nth-child(2) { animation-delay: 0.08s; }
.hero-texto > *:nth-child(3) { animation-delay: 0.16s; }
.hero-texto > *:nth-child(4) { animation-delay: 0.24s; }
.hero-texto > *:nth-child(5) { animation-delay: 0.32s; }
.hero-grafico { animation: entrar 0.9s ease 0.2s both; }
.grua .gancho { animation: izar 1.4s cubic-bezier(0.3, 0.7, 0.3, 1) 0.6s both; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}