/* =========================================================
   Polariglass · Landing  —  tokens > base > componentes > secciones
   ========================================================= */
:root {
  --bg: #07090c;
  --bg-2: #0d1117;
  --surface: #131820;
  --line: rgba(255, 255, 255, .1);
  --text: #f3f5f7;
  --muted: #9aa4b0;
  --paper: #f1f4f7;
  --paper-2: #e6ebf0;
  --ink: #0c1218;
  --ink-muted: #56606c;
  --accent: #f2d317;
  --accent-2: #c9a800;
  --accent-ink: #15120a;
  --accent-dark: #7a6500;
  --wa: #1fae5b;
  --radius: 14px;
  --radius-lg: 22px;
  --header-h: 88px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --font: "Inter", "Helvetica Neue", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display: "Barlow Condensed", "Arial Narrow", "Inter", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 17px/1.6 var(--font); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden; }
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
h1, h2, h3, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
section[id], .anchor { scroll-margin-top: calc(var(--header-h) + 8px); }

.wrap { width: min(1180px, 100% - 40px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 10px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
.ico { width: 1.15em; height: 1.15em; flex: none; }

/* ---------- Tipografía ---------- */
h2 { font-size: clamp(1.75rem, 2.6vw + .8rem, 2.9rem); line-height: 1.1; letter-spacing: -.03em; font-weight: 700; text-wrap: balance; }
h3 { font-size: 1.1rem; line-height: 1.3; letter-spacing: -.01em; font-weight: 600; }
.eyebrow { font-size: .76rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
.eyebrow--dark { color: var(--accent-dark); }
.lede { font-size: 1.1rem; color: var(--muted); margin-top: 20px; max-width: 60ch; }
.fine { font-size: .82rem; color: var(--muted); margin-top: 16px; max-width: 62ch; }
.section--paper .lede, .section--paper .fine { color: var(--ink-muted); }

/* ---------- Botones ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 46px; padding: 0 22px; border-radius: 999px; font-weight: 600; font-size: .95rem; border: 1px solid transparent; transition: transform .25s var(--ease), box-shadow .25s, background .25s, border-color .25s; white-space: nowrap; }
.btn:hover { transform: translateY(-2px); }
.btn--lg { min-height: 54px; padding: 0 28px; font-size: 1rem; }
.btn--xl { min-height: 64px; padding: 0 40px; font-size: 1.1rem; }
.btn--accent { background: linear-gradient(135deg, #ffe45c, #f2d317); color: var(--accent-ink); box-shadow: 0 10px 30px -10px rgba(242, 211, 23, .65); }
.btn--accent:hover { box-shadow: 0 16px 40px -10px rgba(242, 211, 23, .85); }
.btn--ghost { border-color: rgba(255, 255, 255, .3); background: rgba(255, 255, 255, .03); color: var(--text); }
.btn--ghost:hover { border-color: #fff; background: rgba(255, 255, 255, .08); }
.btn--dark { background: var(--ink); color: #fff; }
.btn--dark:hover { background: #000; }
.link { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: .95rem; color: var(--accent); }
.link .ico { transition: transform .25s var(--ease); }
.link:hover .ico { transform: translateX(4px); }
.section--paper .link { color: var(--accent-dark); }

/* ---------- Header ---------- */
.header { position: sticky; top: 0; z-index: 50; height: var(--header-h); transition: background .3s, backdrop-filter .3s, border-color .3s; border-bottom: 1px solid transparent; }
.header.is-scrolled { background: rgba(7, 9, 12, .86); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px); border-color: var(--line); }
.header__bar { display: flex; align-items: center; justify-content: space-between; height: 100%; gap: 24px; }
.brand img { height: 72px; width: auto; filter: drop-shadow(0 0 16px rgba(255, 228, 110, .30)) drop-shadow(0 4px 10px rgba(0, 0, 0, .6)); }
.nav { display: flex; align-items: center; gap: 24px; font-size: .9rem; color: #d3d9df; white-space: nowrap; }
.nav a:not(.btn) { position: relative; padding: 6px 0; transition: color .2s; }
.nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav a:not(.btn):hover { color: #fff; }
.nav a:not(.btn):hover::after { transform: scaleX(1); }
.nav__cta { min-height: 42px; padding: 0 18px; }
.burger { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; background: rgba(0, 0, 0, .3); place-items: center; }
.burger .ico { width: 22px; height: 22px; }
.burger .ico--close { display: none; }
.burger[aria-expanded="true"] .ico--open { display: none; }
.burger[aria-expanded="true"] .ico--close { display: block; }

/* ---------- Secciones ---------- */
.section { position: relative; padding: clamp(68px, 9vw, 120px) 0; }
.section--paper { background: var(--paper); color: var(--ink); }
.section--alt { background: var(--bg-2); }
.section__head { margin-bottom: clamp(32px, 4vw, 56px); max-width: 860px; }
.section__head h2 { max-width: 22ch; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; margin-top: calc(var(--header-h) * -1); padding: calc(var(--header-h) + clamp(28px, 5vw, 64px)) 0 0; isolation: isolate; }
.hero__bg { position: absolute; inset: 0; z-index: -1; background:
  radial-gradient(60% 70% at 78% 35%, rgba(242, 211, 23, .16), transparent 70%),
  radial-gradient(40% 50% at 8% 90%, rgba(242, 211, 23, .06), transparent 70%),
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='84' height='146' viewBox='0 0 84 146'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.05' stroke-width='1.5'%3E%3Cpath d='M42 0l42 24v48l-42 24L0 72V24zM42 96l42 24v26M42 96L0 120v26'/%3E%3C/g%3E%3C/svg%3E"),
  var(--bg); }
.hero__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, var(--bg)); }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(24px, 4vw, 64px); align-items: center; padding-bottom: clamp(36px, 5vw, 64px); }
.kicker { font-size: .8rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; display: inline-flex; flex-wrap: wrap; gap: 6px; }
.kicker span { color: var(--accent-ink); background: var(--accent); padding: 3px 10px; border-radius: 4px; letter-spacing: .1em; }
.hero h1 { font-family: var(--display); font-weight: 800; font-style: italic; text-transform: uppercase; font-size: clamp(2.7rem, 6.4vw + .6rem, 5.6rem); line-height: .96; letter-spacing: -.005em; }
.hero h1 em { display: block; font-style: italic; background: linear-gradient(95deg, #fff3a8 0%, #f2d317 55%, #d9b200 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; padding-right: .06em; }
.lead { font-size: clamp(1.05rem, .8vw + .95rem, 1.28rem); color: #d3d9df; max-width: 38ch; margin-top: 22px; }
.lead strong { color: #fff; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.benefits { display: grid; grid-template-columns: repeat(4, auto); justify-content: start; gap: 8px 22px; margin-top: 34px; padding-top: 28px; border-top: 1px solid var(--line); }
.benefits li { display: flex; align-items: center; gap: 10px; font-size: .78rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; line-height: 1.25; color: #d3d9df; }
.benefits__ico { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .55); color: #fff; flex: none; }
.benefits__ico .ico { width: 20px; height: 20px; }

.hero__visual { position: relative; display: grid; grid-template-columns: 1fr; justify-items: end; padding: 0 0 40px; }
.hv { margin: 0; border-radius: var(--radius-lg); overflow: hidden; background: var(--surface); box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .9), 0 0 0 1px rgba(255, 255, 255, .1); }
.hv img { width: 100%; height: 100%; object-fit: cover; }
.hv--main { width: min(70%, 380px); aspect-ratio: 4 / 5.4; transform: rotate(1.5deg); box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .9), 0 0 0 1px rgba(242, 211, 23, .4), 0 0 60px -10px rgba(242, 211, 23, .35); }
.hv--main img { object-position: 50% 62%; }
.hv--side { position: absolute; left: 0; bottom: 4px; width: min(62%, 340px); aspect-ratio: 16 / 8; transform: rotate(-2deg); }
.hv__badge { position: absolute; right: 0; bottom: -2px; display: inline-flex; gap: 8px; align-items: center; padding: 9px 14px; border-radius: 999px; background: rgba(7, 9, 12, .85); border: 1px solid var(--line); font-size: .78rem; font-weight: 600; backdrop-filter: blur(8px); }
.hv__badge .ico { color: var(--accent); }

.brands { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; padding: 22px 0 30px; border-top: 1px solid var(--line); }
.brands__label { font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.brands ul { display: flex; gap: 12px; flex-wrap: wrap; }
.brands li { padding: 8px 22px; border-radius: 10px; border: 1px solid var(--line); background: rgba(255, 255, 255, .04); font-family: var(--display); font-weight: 800; font-size: 1.5rem; letter-spacing: .04em; text-transform: uppercase; line-height: 1.2; }
.brands__note { font-size: .72rem; color: var(--muted); flex-basis: 100%; opacity: .75; }

/* ---------- Nanocerámico ---------- */
.nano { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.nano h2 { max-width: 18ch; }
.cards4 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 32px; }
.cards4 li { padding: 20px; background: #fff; border-radius: var(--radius); border: 1px solid rgba(12, 18, 24, .08); }
.cards4 .ico { width: 28px; height: 28px; color: var(--accent-dark); margin-bottom: 12px; }
.cards4 h3 { margin-bottom: 4px; }
.cards4 p { font-size: .92rem; color: var(--ink-muted); }
.sim { position: sticky; top: calc(var(--header-h) + 24px); padding: 28px; background: var(--ink); color: var(--text); border-radius: var(--radius-lg); --tint-a: .67; box-shadow: 0 30px 60px -30px rgba(12, 18, 24, .6); }
.sim .fine { color: var(--muted); margin-bottom: 20px; }
.sim__stage { position: relative; background: radial-gradient(closest-side at 50% 80%, #26303c, #11151b); border-radius: var(--radius); padding: 18px 0 6px; margin-bottom: 22px; overflow: hidden; }
.sim__stage svg { display: block; width: 100%; }
.sim__label { display: flex; justify-content: space-between; align-items: baseline; font-size: .9rem; font-weight: 600; margin-bottom: 12px; }
.sim__val { color: var(--accent); white-space: nowrap; }
.sim__range { width: 100%; height: 28px; margin: 0; background: transparent; -webkit-appearance: none; appearance: none; cursor: pointer; }
.sim__range::-webkit-slider-runnable-track { height: 6px; border-radius: 3px; background: linear-gradient(90deg, var(--accent), #3b3f46); }
.sim__range::-moz-range-track { height: 6px; border-radius: 3px; background: linear-gradient(90deg, var(--accent), #3b3f46); }
.sim__range::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; margin-top: -8px; border-radius: 50%; background: var(--accent); border: 3px solid var(--ink); box-shadow: 0 0 0 2px var(--accent), 0 4px 12px rgba(0, 0, 0, .5); }
.sim__range::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: var(--accent); border: 3px solid var(--ink); box-shadow: 0 0 0 2px var(--accent); }
.sim__range:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 6px; }
.sim__ticks { position: relative; height: 34px; margin-bottom: 14px; }
.sim__ticks button { white-space: nowrap; position: absolute; top: 0; transform: translateX(-50%); padding: 7px 11px; border: 0; border-radius: 999px; background: transparent; color: var(--muted); font: 600 .86rem/1 var(--font); cursor: pointer; transition: color .25s, background .25s; }
.sim__ticks button[data-i="0"] { left: 11px; }
.sim__ticks button[data-i="1"] { left: calc(11px + (100% - 22px) / 3); }
.sim__ticks button[data-i="2"] { left: calc(11px + (100% - 22px) * 2 / 3); }
.sim__ticks button[data-i="3"] { left: calc(100% - 11px); }
.sim__ticks button.is-on { color: var(--accent-ink); background: var(--accent); }
.sim__ticks button:hover:not(.is-on) { color: #fff; }
.sim__tint { fill: #05070a; fill-opacity: var(--tint-a, .67); transition: fill-opacity .7s cubic-bezier(.4, 0, .2, 1); }
.sim__badge { position: absolute; left: 12px; top: 10px; display: grid; gap: 2px; padding: 6px 12px; border-radius: 12px; background: rgba(7, 9, 12, .72); backdrop-filter: blur(6px); border: 1px solid rgba(255, 255, 255, .12); }
.sim__badge b { font-family: var(--display); font-style: italic; font-weight: 800; font-size: 1.7rem; line-height: 1; color: var(--accent); }
.sim__badge span { font-size: .62rem; letter-spacing: .06em; text-transform: uppercase; color: #c5ccd4; }

/* ---------- Materiales ---------- */
.trust { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.trust__photo { margin: 0; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4 / 5; box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .9), 0 0 0 1px var(--line); }
.trust__photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 48%; }
.pillars { display: grid; gap: 4px; margin: 30px 0 34px; }
.pillars li { display: flex; gap: 20px; padding: 20px 0; border-top: 1px solid var(--line); }
.pillars span { font-family: var(--display); font-weight: 800; font-size: 1.8rem; color: var(--accent); line-height: 1; min-width: 38px; }
.pillars h3 { margin-bottom: 4px; }
.pillars p { color: var(--muted); font-size: .96rem; }

/* ---------- Servicios ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; display: flex; flex-direction: column; transition: transform .35s var(--ease), border-color .3s, box-shadow .35s; }
.card:hover { transform: translateY(-5px); border-color: rgba(242, 211, 23, .5); box-shadow: 0 28px 60px -30px rgba(0, 0, 0, .8); }
.card__img { margin: 0; aspect-ratio: 4 / 3; overflow: hidden; background: #0b0e13; }
.card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.card__img--top img { object-position: 50% 40%; }
.card:hover .card__img img { transform: scale(1.05); }
.card__body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card__body p { color: var(--muted); font-size: .96rem; flex: 1; }
.card__body .link { margin-top: 8px; }
.card--ev { border-color: rgba(242, 211, 23, .4); background: linear-gradient(180deg, #1b1a13, #121210); }
.cards--mini { margin-top: 20px; }
.mini { display: flex; gap: 18px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(255, 255, 255, .02); }
.mini > .ico { width: 34px; height: 34px; color: var(--accent); margin-top: 2px; }
.mini h3 { margin-bottom: 6px; }
.mini p { color: var(--muted); font-size: .94rem; margin-bottom: 10px; }
.more { margin-top: 56px; }
.more__head { margin-bottom: clamp(26px, 3vw, 40px); }
.more__head h2 { max-width: 24ch; margin-bottom: 14px; }
.more__lead { color: #d3d9df; font-size: 1.05rem; max-width: 60ch; }
.cards--more { grid-template-columns: repeat(4, 1fr); }
.cards--more .card__body { padding: 20px; }
.cards--more .link { font-size: .9rem; }

/* ---------- Eléctricos ---------- */
.section--ev { background: radial-gradient(120% 90% at 90% 10%, #26230f 0%, #0c0c0d 55%, #060607 100%); overflow: hidden; }
.ev__glow { position: absolute; inset: auto auto -30% -10%; width: 60%; height: 80%; background: radial-gradient(closest-side, rgba(242, 211, 23, .10), transparent 70%); pointer-events: none; }
.ev { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.ev .eyebrow { color: var(--accent); }
.ev h2 { max-width: 16ch; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; margin: 28px 0 32px; }
.pills li { padding: 8px 16px; border-radius: 999px; border: 1px solid rgba(242, 211, 23, .4); color: #fbf1b5; font-size: .88rem; background: rgba(242, 211, 23, .07); }
.ev__media { display: grid; gap: 16px; }
.ev__photo { margin: 0; border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 0 0 1px var(--line); }
.ev__photo img { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; }

/* ---------- Video ---------- */
.vid { position: relative; margin: 0 auto; width: min(100%, 320px); aspect-ratio: 478 / 850; border-radius: var(--radius-lg); overflow: hidden; background: #000; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .8), 0 0 0 1px rgba(255, 255, 255, .12); }
.vid__el { width: 100%; height: 100%; object-fit: cover; }
.vid__btn { position: absolute; inset: 0; display: grid; place-items: center; border: 0; background: linear-gradient(180deg, transparent 55%, rgba(0, 0, 0, .55)); transition: opacity .3s; }
.vid__btn .ico { width: 64px; height: 64px; padding: 18px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 30px rgba(242, 211, 23, .5); transition: transform .3s var(--ease); }
.vid__btn:hover .ico { transform: scale(1.1); }
.vid.is-playing .vid__btn { opacity: 0; pointer-events: none; }
.vid.is-playing { cursor: pointer; }

/* ---------- PPF ---------- */
.ppf { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.ppf__media { position: relative; padding-bottom: 40px; }
.ppf__photo { position: absolute; right: -4%; bottom: 0; width: 42%; margin: 0; border-radius: var(--radius); overflow: hidden; border: 4px solid var(--paper); box-shadow: 0 24px 50px -20px rgba(12, 18, 24, .6); transform: rotate(3deg); }
.ppf__photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.ticks { display: grid; gap: 12px; margin: 26px 0 30px; }
.ticks li { display: flex; gap: 12px; align-items: flex-start; font-weight: 500; }
.ticks .ico { color: var(--accent-dark); margin-top: 4px; }
.ticks--light .ico { color: var(--accent); }

/* ---------- Domicilio ---------- */
.section--dom { background: linear-gradient(180deg, var(--bg-2), var(--bg)); border-block: 1px solid var(--line); }
.dom { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.dom h2 { max-width: 18ch; }
.dom .btn { margin-top: 30px; }
.dom__list { display: grid; gap: 14px; }
.dom__list li { display: flex; gap: 16px; align-items: flex-start; padding: 20px 22px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255, 255, 255, .03); }
.dom__list .ico { width: 24px; height: 24px; color: var(--accent); margin-top: 2px; }
.dom__list strong { display: block; font-weight: 600; }
.dom__list span { color: var(--muted); font-size: .94rem; }

/* ---------- Galería ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.filter { padding: 9px 18px; border-radius: 999px; border: 1px solid rgba(12, 18, 24, .22); background: transparent; color: var(--ink); font-size: .9rem; font-weight: 500; transition: background .2s, color .2s, border-color .2s; }
.filter:hover { border-color: var(--ink); }
.filter.is-active { background: var(--ink); color: #fff; border-color: var(--ink); }
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 190px; gap: 14px; grid-auto-flow: dense; }
.g { margin: 0; border-radius: var(--radius); overflow: hidden; background: #1a2029; cursor: zoom-in; }
.g--w { grid-column: span 2; }
.g--t { grid-row: span 2; }
.g[hidden] { display: none; }
.g img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.g:hover img { transform: scale(1.05); }
.lightbox { border: 0; padding: 0; background: transparent; max-width: min(94vw, 1100px); max-height: 92vh; }
.lightbox::backdrop { background: rgba(0, 0, 0, .88); }
.lightbox img { max-height: 90vh; width: auto; margin: auto; border-radius: var(--radius); }
.lightbox__close { position: fixed; top: 14px; right: 14px; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line); background: rgba(0, 0, 0, .6); display: grid; place-items: center; }

/* ---------- Nosotros ---------- */
.about { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.about__photo { margin: 0; border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .9), 0 0 0 1px var(--line); }
.about__photo img { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; }
.about .ticks { margin-bottom: 0; }

/* ---------- Proceso ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.steps li { position: relative; padding: 28px 24px 28px 0; border-top: 1px solid var(--line); }
.steps li::before { content: ""; position: absolute; top: -1px; left: 0; width: 44px; height: 2px; background: var(--accent); }
.steps__n { display: block; font-family: var(--display); font-weight: 700; font-size: 3rem; line-height: 1; color: var(--muted); margin-bottom: 14px; }
.steps h3 { margin-bottom: 8px; }
.steps p { color: var(--muted); font-size: .96rem; }

/* ---------- FAQ ---------- */
.faq__list { display: grid; gap: 10px; max-width: 860px; }
.faq details { border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255, 255, 255, .025); transition: border-color .25s, background .25s; }
.faq details[open] { border-color: rgba(242, 211, 23, .5); background: rgba(242, 211, 23, .04); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 56px 20px 22px; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; font-weight: 400; color: var(--accent); transition: transform .25s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 22px 22px; color: var(--muted); max-width: 70ch; }

/* ---------- CTA final ---------- */
.section--cta { background: radial-gradient(90% 120% at 50% 0%, #2a2406 0%, var(--bg) 70%); text-align: center; border-top: 1px solid var(--line); }
.cta { display: grid; justify-items: center; gap: 8px; }
.cta h2 { max-width: 16ch; }
.cta .lede { margin-inline: auto; margin-bottom: 22px; }
.cta__phone { margin-top: 18px; color: var(--muted); font-size: .95rem; }
.cta__phone a { color: #fff; font-weight: 600; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); background: #050608; padding-top: clamp(48px, 6vw, 80px); }
.footer__grid { display: grid; grid-template-columns: 1.3fr 1.2fr 1fr 1fr; gap: 40px; }
.footer .brand img { height: 84px; }
.footer h3 { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; font-weight: 600; }
.footer ul { display: grid; gap: 10px; font-size: .95rem; color: #d3d9df; }
.footer li { display: flex; gap: 10px; align-items: center; }
.footer li .ico { color: var(--accent); }
.footer li a { display: inline-flex; gap: 10px; align-items: center; }
.footer a:hover { color: #fff; }
.footer__brand p { color: var(--muted); margin-top: 14px; max-width: 28ch; font-size: .95rem; }
.footer__bar { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding: 28px 0 36px; margin-top: 48px; border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem; }

/* ---------- WhatsApp flotante ---------- */
.fab { position: fixed; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom)); z-index: 60; display: none; align-items: center; gap: 10px; height: 54px; padding: 0 20px 0 16px; border-radius: 999px; background: var(--wa); color: #fff; font-weight: 600; box-shadow: 0 14px 34px -8px rgba(31, 174, 91, .6); }
.fab .ico { width: 26px; height: 26px; }
.fab::before { content: ""; position: absolute; inset: 0; border-radius: inherit; border: 2px solid var(--wa); animation: ping 2.8s var(--ease) infinite; }
@keyframes ping { 0% { transform: scale(1); opacity: .6; } 70%, 100% { transform: scale(1.25); opacity: 0; } }
.menu-open .fab { display: none !important; }

/* ---------- Reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) and (min-width: 901px) {
  .nav { gap: 16px; font-size: .84rem; }
  .nav__cta { padding: 0 14px; }
}
@media (max-width: 1020px) {
  .cards, .cards--more { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 641px) and (max-width: 1020px) {
  .cards:not(.cards--more) > .card:last-child { grid-column: 1 / -1; flex-direction: row; }
  .cards:not(.cards--more) > .card:last-child .card__img { flex: 0 0 48%; aspect-ratio: auto; position: relative; min-height: 280px; }
  .cards:not(.cards--more) > .card:last-child .card__img img { position: absolute; inset: 0; }
  .cards:not(.cards--more) > .card:last-child .card__body { justify-content: center; }
  .cards--mini > .mini:last-child { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
  .burger { display: grid; }
  .brand img { height: 60px; }
  .nav { position: fixed; inset: var(--header-h) 0 0 0; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 20px 32px; background: rgba(7, 9, 12, .98); backdrop-filter: blur(16px); transform: translateY(-8px); opacity: 0; visibility: hidden; transition: opacity .25s, transform .25s var(--ease), visibility .25s; font-size: 1.15rem; overflow-y: auto; }
  .nav.is-open { opacity: 1; transform: none; visibility: visible; }
  .nav a:not(.btn) { padding: 18px 4px; border-bottom: 1px solid var(--line); }
  .nav a:not(.btn)::after { display: none; }
  .nav__cta { margin-top: 24px; min-height: 54px; }
  .header.is-menu { background: var(--bg); }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { justify-items: center; max-width: 520px; margin-inline: auto; width: 100%; }
  .hv--main { width: min(66%, 340px); }
  .hv--side { width: 56%; }
  .benefits { grid-template-columns: repeat(2, auto); }
  .ev, .ppf, .nano, .dom, .trust, .about { grid-template-columns: 1fr; }
  .trust__photo { aspect-ratio: 16 / 11; }
  .sim { position: static; }
  .ppf__media { max-width: 420px; margin-inline: auto; width: 100%; }
  .fab { display: inline-flex; }
  body { padding-bottom: 76px; }
}
@media (max-width: 800px) {
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 170px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .cards, .steps, .cards4 { grid-template-columns: 1fr; }
  .cards:not(.cards--more) .card__img { aspect-ratio: 16 / 10; }
  .more { margin-top: 44px; }
  .cards--more { grid-template-columns: 1fr 1fr; gap: 12px; }
  .cards--more .card__img { aspect-ratio: 1 / 1; }
  .cards--more .card__body { padding: 14px 14px 16px; gap: 6px; }
  .cards--more h3 { font-size: 1rem; }
  .cards--more .card__body p { font-size: .84rem; line-height: 1.45; }
  .cards--more .link { font-size: .84rem; margin-top: 4px; }
  .feature { padding: 14px; gap: 18px; }
  .feature__copy .btn { width: 100%; justify-content: center; }
  .hero__cta .btn { width: 100%; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer .brand img { height: 72px; }
  .hero h1 { font-size: clamp(2.6rem, 13vw, 3.6rem); }
  .brands li { font-size: 1.25rem; padding: 6px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}
.more__cta { display: flex; justify-content: center; margin-top: 28px; }
@media (max-width: 640px) { .more__cta .btn { width: 100%; justify-content: center; } }
.vid--wide { width: 100%; aspect-ratio: 1280 / 576; margin: 0; }
.feature { display: grid; grid-template-columns: 1.25fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: center; margin-top: 28px; padding: clamp(16px, 2.5vw, 28px); border: 1px solid rgba(242, 211, 23, .35); border-radius: var(--radius-lg); background: linear-gradient(180deg, #1b1a13, #121210); }
.feature__copy { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.feature__copy .eyebrow { margin-bottom: 0; }
.feature__copy h3 { color: #fff; font-size: clamp(1.5rem, 2vw + .6rem, 2.1rem); line-height: 1.1; letter-spacing: -.02em; }
.feature__copy p { color: #c5ccd4; }
@media (max-width: 900px) { .feature { grid-template-columns: 1fr; } }
.cta__where { margin-top: 18px; max-width: 62ch; margin-inline: auto; color: #c5ccd4; font-size: .95rem; }
.cta__where a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }