/* Hero, circuitos, cómo funciona, modos de ruta y filas de funciones. */

/* ── Hero ────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: clip;
  color: #fff;
  padding-top: calc(120px + env(safe-area-inset-top, 0px));
  background:
    linear-gradient(100deg, rgb(13 42 27 / .94) 0%, rgb(20 61 39 / .86) 42%, rgb(20 61 39 / .38) 100%),
    linear-gradient(0deg, rgb(13 42 27 / .55), rgb(13 42 27 / 0) 40%),
    url("../assets/iguazu.webp") center 40% / cover no-repeat,
    var(--canopia-prof);
}
/* piso de papel: los celulares se apoyan sobre el borde */
.hero::after {
  content: ""; position: absolute; inset: auto 0 0; height: 110px;
  background: var(--papel);
}
.hero__grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 32px; align-items: center;
}
.hero__txt { padding-bottom: 150px; }
.hero h1 {
  margin-top: 22px;
  font: 400 var(--t-hero)/.95 var(--f-display);
  letter-spacing: -.025em;
}
.hero h1 em { font-style: italic; color: var(--brote); display: block; }
.hero__lead { margin-top: 24px; font-size: var(--t-lead); line-height: 1.6; color: rgb(255 255 255 / .86); max-width: 31em; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero__nota { display: flex; align-items: center; gap: 8px; margin-top: 18px; font-size: var(--t-small); color: rgb(255 255 255 / .8); }
.hero__nota svg { width: 18px; height: 18px; color: var(--brote); }
.overline--claro { color: var(--brote); }

.hero__escena { position: relative; height: clamp(560px, 52vw, 680px); align-self: end; }
.hero__escena .phone { position: absolute; }
.phone--frente { --w: clamp(250px, 23vw, 300px); left: 50%; bottom: 40px; transform: translateX(-50%); z-index: 3; }
.phone--atras-izq, .phone--atras-der { --w: clamp(200px, 18vw, 240px); bottom: 90px; z-index: 2; filter: saturate(.92); }
.phone--atras-izq { left: 2%; transform: rotate(-8deg); }
.phone--atras-der { right: 2%; transform: rotate(8deg); }
.f1 { left: -2%; bottom: 210px; animation-delay: -1s; }
.f2 { right: -3%; bottom: 300px; animation-delay: -3.5s; }
.f3 { right: 6%; top: 10px; animation-delay: -5s; }

/* entrada orquestada: una sola vez, desde un estado visible */
@media (prefers-reduced-motion: no-preference) {
  .hero__txt > * { animation: subir .8s var(--ease) both; }
  .hero__txt > :nth-child(2) { animation-delay: .08s; }
  .hero__txt > :nth-child(3) { animation-delay: .16s; }
  .hero__txt > :nth-child(4) { animation-delay: .24s; }
  .phone--frente { animation: subir-cel 1s var(--ease) .1s both; }
  .phone--atras-izq { animation: abanico-izq 1.1s var(--ease) .25s both; }
  .phone--atras-der { animation: abanico-der 1.1s var(--ease) .25s both; }
}
@keyframes subir { from { transform: translateY(18px); opacity: .001; } }
@keyframes subir-cel { from { transform: translate(-50%, 60px); } }
@keyframes abanico-izq { from { transform: rotate(0) translateX(40%); } }
@keyframes abanico-der { from { transform: rotate(0) translateX(-40%); } }

/* ── Circuitos ───────────────────────────────────────────────────────── */
.circuitos { padding-block: 8px 16px; }
.circuitos__t { font: 600 var(--t-small)/1.4 var(--f-ui); color: var(--tinta-2); text-align: center; margin-bottom: 22px; }
.circuitos__lista {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px;
}
.circuitos__lista li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 16px; border-radius: var(--r-card);
  background: var(--superficie); border: 1px solid var(--filete);
  box-shadow: inset 0 3px 0 var(--c);
}
.circuitos__lista svg { width: 30px; height: 30px; flex: none; fill: var(--c); stroke: #fff; stroke-width: 2.2; paint-order: stroke; filter: drop-shadow(0 1px 1px rgb(26 37 32 / .45)); }
.circuitos__lista b { display: block; font-weight: 600; }
.circuitos__lista span { display: block; font-size: var(--t-small); color: var(--tinta-2); line-height: 1.45; margin-top: 2px; }

/* ── Secciones ───────────────────────────────────────────────────────── */
.seccion { padding-block: clamp(72px, 9vw, 128px); }
.sec-head { display: grid; gap: 16px; max-width: 40rem; margin-bottom: clamp(40px, 5vw, 64px); }

/* Cómo funciona: tres pasos reales, en orden */
.pasos { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.paso { display: grid; gap: 22px; align-content: start; }
.paso__vis {
  height: 380px; overflow: hidden;
  display: flex; justify-content: center;
  padding-top: 40px;
  border-radius: var(--r-sheet);
  background: radial-gradient(120% 90% at 50% 0%, var(--brote) 0%, var(--hundido) 60%);
}
.paso__vis .phone { --sombra-cel: 0 30px 50px -20px rgb(13 42 27 / .4); transition: transform .4s var(--ease); }
.paso:hover .paso__vis .phone { transform: translateY(-10px); }
.paso__n {
  display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 50%;
  background: var(--canopia); color: #fff; font: 600 .9rem/1 var(--f-ui); margin-bottom: 12px;
}
.paso h3 { font: 600 var(--t-h3)/1.25 var(--f-ui); margin-bottom: 6px; }
.paso p { color: var(--tinta-2); max-width: 30em; }

/* ── Modos de ruta ───────────────────────────────────────────────────── */
.modos { background: var(--hundido); }
.modos__grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.modos__txt { display: grid; gap: 22px; }
.tabs {
  display: flex; flex-wrap: wrap; gap: 4px; padding: 4px; margin-top: 10px;
  border-radius: 14px; background: var(--superficie); border: 1px solid var(--filete);
  width: fit-content; max-width: 100%;
}
.tabs button {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 48px; padding: 0 16px; border: 0; border-radius: 10px;
  background: transparent; color: var(--tinta-2);
  font: 600 .95rem/1 var(--f-ui); cursor: pointer;
  transition: background-color .2s, color .2s;
}
.tabs button svg { width: 20px; height: 20px; }
.tabs button:hover { color: var(--tinta); background: var(--hundido); }
.tabs button[aria-selected="true"] { background: var(--canopia); color: #fff; }
.panel { display: grid; gap: 20px; max-width: 34rem; }
.panel > p { font-size: var(--t-lead); color: var(--tinta-2); min-height: 4.8em; }
.panel dl { margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.panel dl div { padding: 14px 16px; border-radius: var(--r-ctl); background: var(--superficie); border: 1px solid var(--filete); }
.panel dt { font: 700 var(--t-over)/1.2 var(--f-ui); letter-spacing: .12em; text-transform: uppercase; color: var(--piedra); }
.panel dd { margin: 6px 0 0; font-weight: 600; }
.modos__cel { position: relative; display: flex; justify-content: center; }
.f4 { left: 0; bottom: 18%; }

/* ── Filas de funciones ──────────────────────────────────────────────── */
.filas { display: grid; gap: clamp(88px, 11vw, 150px); }
.fila { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 88px); align-items: center; }
.fila--inv .fila__cels { order: 2; }
.fila__cels {
  position: relative; display: flex; justify-content: center; padding-block: 36px;
  border-radius: 32px;
  background: radial-gradient(70% 60% at 50% 55%, var(--brote) 0%, rgb(200 230 207 / 0) 70%);
}
.fila__cels .phone:first-child { transform: translateX(-26%) rotate(-3deg); }
.fila__cels .phone--chico { position: absolute; right: 2%; bottom: 0; transform: rotate(4deg); }
.fila__cels .phone:only-of-type { transform: rotate(-3deg); }
.fila__txt { display: grid; gap: 18px; justify-items: start; }
.checks { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 34px; font-weight: 500; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: .1em; width: 22px; height: 22px; border-radius: 50%;
  background: var(--brote);
}
.checks li::after {
  content: ""; position: absolute; left: 7.5px; top: calc(.1em + 5.5px); width: 7px; height: 11px;
  border: solid var(--canopia-prof); border-width: 0 2.2px 2.2px 0; transform: rotate(45deg);
}
.f5 { left: 2%; top: 22%; }
.s1 { right: 4%; top: 6%; }