/* ==========================================================================
   ITEL — "PLANO TÉCNICO" · versión azul
   Concepto: blanco + marino + azul eléctrico (tarjeta de ITEL) con cuadrícula de plano.
   Bordes achaflanados, numeración de ingeniería, trazos de unifilar animados.
   ========================================================================== */

:root {
  --font-display: "Poppins", "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  --chamfer: 14px;
  --radius: 4px;
  --max: 1200px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}
/* Los colores viven en assets/css/theme.css (cada versión de marca define el suyo). */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font-body); font-size: 16px; line-height: 1.6;
  -webkit-font-smoothing: antialiased; overflow-x: clip;
  opacity: 0; transition: opacity .5s var(--ease);
}
body.is-ready { opacity: 1; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); line-height: 1.1; letter-spacing: .005em; text-transform: uppercase; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
::selection { background: var(--amber); color: var(--on-accent); }

.wrap { width: min(100% - 40px, var(--max)); margin-inline: auto; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Fondo de plano */
.blueprint {
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
}

/* Bandas oscuras (franja de la tarjeta): redefinen la paleta localmente */
.topbar, .marquee, .ecosystem, .footer, .stats, .promo--main {
  --ink: var(--band-ink); --ink-2: var(--band-ink-2); --ink-3: var(--band-ink-3);
  --line: var(--band-line); --line-2: var(--band-line-2); --amber: var(--band-accent);
  color: var(--band-ink);
}

/* ---------- BOTONES ---------- */
.btn {
  --c: var(--amber);
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 28px; border: 0; background: var(--c); color: var(--on-accent);
  font-family: var(--font-display); font-weight: 700; font-size: .9rem; letter-spacing: .07em; text-transform: uppercase;
  clip-path: polygon(0 0, calc(100% - var(--chamfer)) 0, 100% var(--chamfer), 100% 100%, var(--chamfer) 100%, 0 calc(100% - var(--chamfer)));
  transition: transform .25s var(--ease), filter .25s, background .25s;
}
.btn:hover { transform: translateY(-2px); filter: brightness(1.1); }
.btn:active { transform: translateY(0); }
.btn .arr { transition: transform .25s var(--ease); }
.btn:hover .arr { transform: translateX(5px); }
.btn--ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line-2); clip-path: none; border-radius: 2px; }
.btn--ghost:hover { box-shadow: inset 0 0 0 1.5px var(--amber); color: var(--amber); filter: none; }
.btn--wa { --c: #25d366; color: #04210f; }
.btn--sm { padding: 10px 18px; font-size: .95rem; }
.btn[disabled] { opacity: .45; pointer-events: none; }

/* ---------- ENCABEZADOS DE SECCIÓN ---------- */
.sec { padding: clamp(70px, 10vw, 130px) 0; position: relative; }
.sec--alt { background: var(--bg-2); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-mono); font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; color: var(--amber);
}
.eyebrow::before { content: ""; width: 34px; height: 2px; background: var(--amber); }
.sec-title { font-size: clamp(1.8rem, 4.2vw, 3rem); line-height: 1.1; margin: 14px 0 16px; font-weight: 700; }
.sec-title em { font-style: normal; color: var(--amber); }
.sec-lead { color: var(--ink-2); max-width: 640px; font-size: 1.08rem; }
.sec-head { margin-bottom: 52px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; align-items: end; }

/* ---------- NAV ---------- */
.topbar { background: var(--band); border-bottom: 1px solid var(--line); font-family: var(--font-mono); font-size: .76rem; color: var(--ink-2); }
.topbar .wrap { display: flex; justify-content: space-between; gap: 16px; padding: 8px 0; flex-wrap: wrap; }
.topbar a:hover { color: var(--amber); }
.topbar .live { color: var(--ok); }
.topbar .live::before { content: "●"; margin-right: 6px; animation: blink 1.6s infinite; }
@keyframes blink { 50% { opacity: .2; } }

.nav { position: sticky; top: 0; z-index: 50; background: var(--nav-bg); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); transition: background .3s; }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark { width: 38px; height: 38px; }
.logo-text { font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; letter-spacing: .1em; line-height: 1; }
.logo-text small { display: block; font-family: var(--font-mono); font-size: .56rem; letter-spacing: .14em; font-weight: 400; color: var(--ink-3); margin-top: 3px; text-transform: uppercase; }
.menu { display: flex; align-items: center; gap: 30px; }
.menu a:not(.btn) { font-family: var(--font-mono); font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); position: relative; padding: 6px 0; transition: color .2s; }
.menu a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0; background: var(--amber); transition: width .3s var(--ease); }
.menu a:not(.btn):hover, .menu a.is-active { color: var(--ink); }
.menu a:not(.btn):hover::after, .menu a.is-active::after { width: 100%; }
.cart-pill { position: relative; display: inline-flex; align-items: center; gap: 8px; }
.cart-count { background: var(--amber); color: var(--on-accent); border-radius: 99px; min-width: 22px; height: 22px; display: inline-grid; place-items: center; font-size: .72rem; font-weight: 700; padding: 0 6px; }
.burger { display: none; width: 44px; height: 44px; background: none; border: 1px solid var(--line-2); border-radius: 2px; position: relative; }
.burger span, .burger::before, .burger::after { content: ""; position: absolute; left: 11px; right: 11px; height: 2px; background: var(--ink); transition: .3s var(--ease); }
.burger span { top: 21px; } .burger::before { top: 14px; } .burger::after { top: 28px; }
.burger[aria-expanded="true"] span { opacity: 0; }
.burger[aria-expanded="true"]::before { top: 21px; transform: rotate(45deg); }
.burger[aria-expanded="true"]::after { top: 21px; transform: rotate(-45deg); }

/* ---------- HERO ---------- */
.hero { position: relative; min-height: calc(100vh - 110px); display: flex; align-items: center; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero::before { content: ""; position: absolute; inset: 0; background:
  radial-gradient(60% 70% at 78% 40%, var(--glow), transparent 60%),
  radial-gradient(40% 50% at 10% 90%, var(--glow-2), transparent 60%); }
.hero .blueprint { position: absolute; inset: 0; opacity: .35; mask-image: radial-gradient(80% 80% at 70% 40%, #000 20%, transparent 80%); -webkit-mask-image: radial-gradient(80% 80% at 70% 40%, #000 20%, transparent 80%); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; padding: 60px 0; }
.hero h1 { font-size: clamp(2.4rem, 6.2vw, 5.2rem); font-weight: 700; line-height: 1.04; margin: 22px 0 26px; }
.hero h1 .l { display: block; overflow: hidden; }
.hero h1 .l > span { display: block; transform: translateY(105%); animation: rise 1s var(--ease) forwards; }
.hero h1 .l:nth-child(2) > span { animation-delay: .12s; }
.hero h1 .l { padding-bottom: .06em; }
.hero h1 .l:nth-child(3) > span { animation-delay: .24s; }
@keyframes rise { to { transform: none; } }
.hero h1 .amber { color: var(--amber); }
.hero h1 .stroke { color: transparent; -webkit-text-stroke: 2px var(--ink); }
.hero p.lead { font-size: 1.2rem; color: var(--ink-2); max-width: 520px; opacity: 0; animation: fade 1s .5s var(--ease) forwards; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 36px; opacity: 0; animation: fade 1s .65s var(--ease) forwards; }
@keyframes fade { to { opacity: 1; } }
.hero-tags { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 40px; opacity: 0; animation: fade 1s .8s var(--ease) forwards; }
.chip { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; border: 1px solid var(--line-2); padding: 6px 12px; color: var(--ink-2); border-radius: 2px; }

.diagram { position: relative; aspect-ratio: 1 / 1.02; width: 100%; max-width: 560px; margin-inline: auto; }
.diagram svg { width: 100%; height: 100%; overflow: visible; }
.d-line { stroke: var(--line-2); stroke-width: 2; fill: none; }
.d-flow { stroke: var(--amber); stroke-width: 2.5; fill: none; stroke-dasharray: 8 14; animation: flow 1.4s linear infinite; filter: drop-shadow(0 0 6px var(--glow-shadow)); }
.d-flow.rev { animation-direction: reverse; }
@keyframes flow { to { stroke-dashoffset: -44; } }
.d-box { fill: var(--bg-2); stroke: var(--line-2); stroke-width: 2; }
.d-box.hot { stroke: var(--amber); }
.d-node { fill: var(--amber); animation: pulse 2.4s ease-in-out infinite; transform-origin: center; transform-box: fill-box; }
@keyframes pulse { 50% { transform: scale(1.5); opacity: .55; } }
.d-text { fill: var(--ink-2); font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; }
.d-text.big { fill: var(--ink); font-size: 13px; font-weight: 600; }
.d-brk { stroke: var(--amber); stroke-width: 2; fill: none; }

.hero-status { position: absolute; bottom: 18px; left: 0; right: 0; font-family: var(--font-mono); font-size: .7rem; color: var(--ink-3); letter-spacing: .14em; text-transform: uppercase; }
.hero-status .wrap { display: flex; justify-content: space-between; }
.scroll-hint { display: inline-flex; gap: 10px; align-items: center; }
.scroll-hint i { width: 1px; height: 28px; background: linear-gradient(var(--amber), transparent); animation: drop 2s infinite; }
@keyframes drop { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- STATS ---------- */
.stats { border-bottom: 1px solid var(--line); background: var(--band); }
.stats .wrap { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 38px 24px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat b { display: block; font-family: var(--font-display); font-size: clamp(2.2rem, 4.6vw, 3.4rem); color: var(--amber); font-weight: 700; line-height: 1; }
.stat span { font-family: var(--font-mono); font-size: .76rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }

/* ---------- MARQUESINA ---------- */
.marquee { overflow: hidden; border-block: 1px solid var(--line); background: var(--band); padding: 18px 0; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 48px; width: max-content; animation: scroll 38s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span { font-family: var(--font-display); font-weight: 500; font-size: 1.1rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); white-space: nowrap; display: inline-flex; align-items: center; gap: 48px; transition: color .25s; }
.marquee-track span::after { content: "⚡"; color: var(--amber); font-size: 1rem; }
.marquee-track span:hover { color: var(--ink); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- CARDS ---------- */
.card {
  position: relative; background: var(--bg-2); border: 1px solid var(--line); padding: 28px;
  transition: transform .35s var(--ease), border-color .3s, background .3s;
}
.card::before, .card::after { content: ""; position: absolute; width: 16px; height: 16px; border: 2px solid var(--amber); opacity: 0; transition: .3s var(--ease); }
.card::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; transform: translate(6px, 6px); }
.card::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; transform: translate(-6px, -6px); }
.card:hover { transform: translateY(-5px); border-color: var(--line-2); background: var(--bg-3); }
.card:hover::before, .card:hover::after { opacity: 1; transform: none; }

/* categorías */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cat { display: flex; flex-direction: column; gap: 14px; min-height: 220px; }
.cat .n { font-family: var(--font-mono); font-size: .72rem; color: var(--ink-3); letter-spacing: .14em; }
.cat .ico { font-size: 2rem; color: var(--amber); line-height: 1; }
.cat h3 { font-size: 1.25rem; line-height: 1.15; font-weight: 700; }
.cat p { color: var(--ink-2); font-size: .95rem; }
.cat .go { margin-top: auto; font-family: var(--font-mono); font-size: .76rem; letter-spacing: .12em; text-transform: uppercase; color: var(--amber); }

/* productos destacados */
.prod-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 18px; }
.prod { display: flex; flex-direction: column; gap: 14px; padding: 0; overflow: hidden; }
.prod-art { position: relative; height: 150px; background: var(--bg-3); border-bottom: 1px solid var(--line); overflow: hidden; display: grid; place-items: center; }
.prod-art svg { width: 100%; height: 100%; }
.prod-art .tag { position: absolute; top: 12px; left: 12px; background: var(--amber); color: var(--on-accent); font-family: var(--font-mono); font-size: .66rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; padding: 4px 8px; }
.prod-body { padding: 0 24px 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.prod-cat { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--amber); }
.prod h3 { font-size: 1.15rem; font-weight: 700; line-height: 1.2; }
.prod p { color: var(--ink-2); font-size: .94rem; }
.specs { display: grid; gap: 6px; border-top: 1px dashed var(--line-2); padding-top: 12px; }
.specs li { font-family: var(--font-mono); font-size: .74rem; color: var(--ink-2); display: flex; gap: 8px; }
.specs li::before { content: "▸"; color: var(--amber); }
.prod-foot { margin-top: auto; display: flex; gap: 10px; align-items: center; justify-content: space-between; padding-top: 6px; }
.prod-unit { font-family: var(--font-mono); font-size: .72rem; color: var(--ink-3); text-transform: uppercase; letter-spacing: .1em; }

/* promociones */
.promos { display: grid; grid-template-columns: 1.3fr 1fr; gap: 18px; }
.promo { position: relative; overflow: hidden; padding: 38px; display: flex; flex-direction: column; gap: 14px; justify-content: space-between; min-height: 280px; border: 1px solid var(--line); }
.promo--main { background: var(--promo-bg); border-color: var(--glow-line); }
.promo--main::after { content: "%"; position: absolute; right: -10px; bottom: -70px; font-family: var(--font-display); font-weight: 700; font-size: 20rem; color: var(--glow-soft); line-height: 1; }
.promo--alt { background: var(--bg-3); }
.promo .badge { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .14em; color: var(--amber); text-transform: uppercase; }
.promo h3 { font-size: clamp(1.5rem, 3vw, 2.1rem); line-height: 1.15; font-weight: 700; max-width: 480px; }
.promo p { color: var(--ink-2); max-width: 460px; position: relative; z-index: 1; }
.promo .btn { align-self: flex-start; position: relative; z-index: 1; }

/* beneficios */
.ben-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); }
.ben { padding: 36px 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .3s; }
.ben:nth-child(3n) { border-right: 0; }
.ben:nth-last-child(-n+3) { border-bottom: 0; }
.ben:hover { background: var(--bg-3); }
.ben .ico { width: 44px; height: 44px; margin-bottom: 20px; color: var(--amber); }
.ben h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.ben p { color: var(--ink-2); font-size: .95rem; }

/* proceso */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative; counter-reset: s; }
.steps::before { content: ""; position: absolute; top: 23px; left: 5%; right: 5%; height: 2px; background: repeating-linear-gradient(90deg, var(--line-2) 0 8px, transparent 8px 16px); }
.step { position: relative; padding: 0 14px; text-align: center; }
.step .dot { position: relative; z-index: 1; width: 48px; height: 48px; margin: 0 auto 22px; display: grid; place-items: center; background: var(--bg); border: 2px solid var(--amber); font-family: var(--font-mono); font-weight: 600; color: var(--amber); transform: rotate(45deg); transition: .3s var(--ease); }
.step .dot b { transform: rotate(-45deg); font-weight: 600; }
.step:hover .dot { background: var(--amber); color: var(--on-accent); }
.step h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.step p { color: var(--ink-2); font-size: .9rem; }

/* proyectos */
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.fbtn { background: transparent; border: 1px solid var(--line-2); color: var(--ink-2); padding: 8px 16px; font-family: var(--font-mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; border-radius: 2px; transition: .25s; }
.fbtn:hover { border-color: var(--amber); color: var(--ink); }
.fbtn.on { background: var(--amber); border-color: var(--amber); color: var(--on-accent); font-weight: 600; }
.proj-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 16px; margin-top: 30px; }
.proj { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.proj.hide { display: none; }
.proj-art { height: 170px; position: relative; overflow: hidden; border-bottom: 1px solid var(--line); background: var(--bg-3); }
.proj-art img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.proj:hover .proj-art img, .proj:hover .proj-art svg { transform: scale(1.06); }
.proj-art svg { width: 100%; height: 100%; transition: transform .6s var(--ease); }
.proj-art .mono { position: absolute; left: 14px; bottom: 10px; font-family: var(--font-display); font-weight: 700; font-size: 2.6rem; color: var(--mark); line-height: 1; }
.proj-body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 8px; }
.proj-meta { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--amber); }
.proj-meta span:last-child { color: var(--ink-3); }
.proj h3 { font-size: 1.05rem; font-weight: 700; line-height: 1.2; }
.proj p { font-size: .9rem; color: var(--ink-2); }

/* sobre nosotros */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-art { position: relative; aspect-ratio: 4/5; background: var(--bg-3); border: 1px solid var(--line); overflow: hidden; }
.about-art svg { width: 100%; height: 100%; }
.about-art .floating { position: absolute; right: -1px; bottom: -1px; background: var(--amber); color: var(--on-accent); padding: 22px 30px; font-family: var(--font-display); }
.about-art .floating b { display: block; font-size: 2.6rem; line-height: 1; font-weight: 700; }
.about-art .floating span { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; }
.about p + p { margin-top: 16px; }
.about p { color: var(--ink-2); }
.about p strong { color: var(--ink); }
.checks { margin: 28px 0 34px; display: grid; gap: 12px; }
.checks li { display: flex; gap: 14px; color: var(--ink-2); }
.checks li::before { content: "✓"; flex: none; width: 24px; height: 24px; display: grid; place-items: center; background: var(--glow-chip); color: var(--amber); font-weight: 700; font-size: .85rem; }

/* clientes */
.logos { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.logos div { background: var(--bg); padding: 26px 14px; text-align: center; font-family: var(--font-display); font-size: .95rem; font-weight: 500; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); transition: .3s; }
.logos div:hover { color: var(--amber); background: var(--bg-2); }
.brands { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.brands span { padding: 12px 22px; border: 1px solid var(--line-2); font-family: var(--font-mono); font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); }
.sub-title { font-family: var(--font-mono); font-size: .76rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); margin: 54px 0 0; }

/* FAQ */
.faq { max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 26px 0; font-family: var(--font-display); font-size: 1.05rem; line-height: 1.25; text-transform: uppercase; font-weight: 700; transition: color .2s; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--amber); }
.faq summary::after { content: "+"; font-size: 2rem; color: var(--amber); transition: transform .3s var(--ease); line-height: 1; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 26px; color: var(--ink-2); max-width: 720px; }

/* contacto */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; }
.c-list { display: grid; gap: 22px; margin-top: 34px; }
.c-list li { display: flex; gap: 16px; align-items: flex-start; }
.c-list .i { flex: none; width: 46px; height: 46px; display: grid; place-items: center; border: 1px solid var(--line-2); color: var(--amber); font-size: 1.1rem; }
.c-list small { display: block; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.c-list a:hover { color: var(--amber); }
.form { padding: 36px; background: var(--bg-2); border: 1px solid var(--line); display: grid; gap: 18px; }
.form h3 { font-size: 1.5rem; font-weight: 700; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 6px; }
.field label { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.field input, .field select, .field textarea, .tools input, .tools select {
  width: 100%; background: var(--bg); border: 1px solid var(--line-2); color: var(--ink); padding: 14px 16px; font: inherit; border-radius: 2px; transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus, .field textarea:focus, .tools input:focus, .tools select:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px var(--glow-focus); }
.field textarea { min-height: 110px; resize: vertical; }
.field .err { color: var(--danger); font-size: .78rem; min-height: 0; }

/* ECOSYSTEM — variante marquesina elegante, sobria, a tono con el plano técnico */
.ecosystem { border-top: 1px solid var(--line); background: var(--band-2); padding: 30px 0; }
.ecosystem .wrap { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.eco-label { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-3); white-space: nowrap; }
.eco-label b { color: var(--amber); font-weight: 500; }
.eco-rail { flex: 1; min-width: 260px; overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.eco-track { display: flex; gap: 44px; width: max-content; animation: scroll 30s linear infinite; }
.eco-rail:hover .eco-track { animation-play-state: paused; }
.eco-item { display: inline-flex; align-items: baseline; gap: 10px; font-family: var(--font-display); font-weight: 500; font-size: .9rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); white-space: nowrap; transition: color .25s; }
.eco-item small { font-family: var(--font-mono); font-size: .6rem; letter-spacing: .12em; color: var(--ink-3); }
a.eco-item:hover { color: var(--amber); }

/* FOOTER */
.footer { background: var(--band); border-top: 1px solid var(--line); padding: 70px 0 0; }
.f-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 50px; }
.footer p { color: var(--ink-2); font-size: .92rem; max-width: 340px; margin-top: 16px; }
.footer h4 { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .16em; color: var(--amber); margin-bottom: 18px; font-weight: 500; }
.footer li { margin-bottom: 10px; font-size: .92rem; color: var(--ink-2); }
.footer li a:hover { color: var(--amber); }
.f-bot { border-top: 1px solid var(--line); padding: 20px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-family: var(--font-mono); font-size: .72rem; color: var(--ink-3); letter-spacing: .06em; }

/* WhatsApp flotante */
.wa-float { position: fixed; right: 22px; bottom: 22px; z-index: 60; width: 62px; height: 62px; border-radius: 50%; background: #25d366; display: grid; place-items: center; box-shadow: 0 10px 30px rgba(37, 211, 102, .35); transition: transform .3s var(--ease); }
.wa-float::before { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #25d366; animation: ring 2.4s infinite; }
@keyframes ring { 0% { transform: scale(1); opacity: .8; } 100% { transform: scale(1.7); opacity: 0; } }
.wa-float:hover { transform: scale(1.08) rotate(-6deg); }
.wa-float svg { width: 32px; height: 32px; fill: #fff; }
.wa-tip { position: absolute; right: 74px; background: #fff; color: #111; padding: 8px 14px; font-size: .82rem; font-weight: 600; white-space: nowrap; border-radius: 3px; opacity: 0; transform: translateX(8px); pointer-events: none; transition: .3s var(--ease); }
.wa-float:hover .wa-tip { opacity: 1; transform: none; }

/* Scroll reveal */
.rv { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.rv.in { opacity: 1; transform: none; }

/* ---------- CATÁLOGO ---------- */
.page-hero { padding: 70px 0 50px; border-bottom: 1px solid var(--line); position: relative; overflow: hidden; }
.page-hero .blueprint { position: absolute; inset: 0; opacity: .25; mask-image: linear-gradient(90deg, transparent, #000); -webkit-mask-image: linear-gradient(90deg, transparent, #000); }
.page-hero .wrap { position: relative; }
.page-hero h1 { font-size: clamp(2.2rem, 6vw, 4.2rem); line-height: 1.06; font-weight: 700; margin: 16px 0; }
.page-hero h1 em { font-style: normal; color: var(--amber); }
.cat-layout { display: grid; grid-template-columns: 1fr 380px; gap: 30px; align-items: start; padding: 50px 0 100px; }
.tools { display: grid; grid-template-columns: 1.5fr 1fr; gap: 12px; margin-bottom: 16px; }
.cat-count { font-family: var(--font-mono); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); margin: 18px 0 20px; }
.empty { padding: 60px 20px; text-align: center; border: 1px dashed var(--line-2); color: var(--ink-2); grid-column: 1/-1; }

.cart { position: sticky; top: 92px; background: var(--bg-2); border: 1px solid var(--line); display: flex; flex-direction: column; max-height: calc(100vh - 112px); }
.cart-head { padding: 22px 24px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; }
.cart-head h2 { font-size: 1.25rem; font-weight: 700; }
.cart-head h2 small { display: block; margin: 4px 0 0; font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; color: var(--ink-3); margin-left: 8px; }
.link-btn { background: none; border: 0; color: var(--ink-3); font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; text-decoration: underline; }
.link-btn:hover { color: var(--danger); }
.cart-items { overflow-y: auto; padding: 8px 24px; flex: 1; min-height: 120px; }
.cart-empty { padding: 40px 0; text-align: center; color: var(--ink-3); font-size: .92rem; }
.ci { display: grid; grid-template-columns: 1fr auto; gap: 8px 14px; padding: 16px 0; border-bottom: 1px solid var(--line); animation: pop .35s var(--ease); }
@keyframes pop { from { opacity: 0; transform: translateX(14px); } }
.ci h4 { font-size: .92rem; font-weight: 700; line-height: 1.25; }
.ci small { font-family: var(--font-mono); font-size: .66rem; color: var(--ink-3); letter-spacing: .08em; text-transform: uppercase; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line-2); }
.qty button { width: 32px; height: 32px; background: none; border: 0; font-size: 1.1rem; transition: .2s; }
.qty button:hover { background: var(--amber); color: var(--on-accent); }
.qty output { min-width: 34px; text-align: center; font-family: var(--font-mono); font-size: .88rem; }
.ci .rm { background: none; border: 0; color: var(--ink-3); font-size: 1.2rem; align-self: start; transition: color .2s; }
.ci .rm:hover { color: var(--danger); }
.cart-foot { padding: 20px 24px 24px; border-top: 1px solid var(--line); display: grid; gap: 14px; background: var(--bg-3); }
.sum { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: .8rem; color: var(--ink-2); letter-spacing: .04em; }
.sum b { color: var(--amber); }
.cart-foot .field input, .cart-foot .field textarea { padding: 11px 13px; font-size: .9rem; }
.cart-foot .field textarea { min-height: 64px; }
.note-q { font-size: .76rem; color: var(--ink-3); }
.cart-fab { display: none; }
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 30px); background: var(--amber); color: var(--on-accent); font-family: var(--font-mono); font-size: .8rem; font-weight: 600; padding: 12px 20px; opacity: 0; pointer-events: none; transition: .4s var(--ease); z-index: 90; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* 404 */
.nf { min-height: 100vh; display: grid; place-items: center; text-align: center; padding: 30px; position: relative; overflow: hidden; }
.nf .blueprint { position: absolute; inset: 0; opacity: .25; }
.nf > div { position: relative; }
.nf h1 { font-size: clamp(6rem, 24vw, 13rem); font-weight: 700; line-height: .95; color: transparent; -webkit-text-stroke: 2px var(--amber); animation: flick 3s infinite; }
@keyframes flick { 0%, 100% { opacity: 1; } 92% { opacity: 1; } 93% { opacity: .3; } 94% { opacity: 1; } 96% { opacity: .4; } 97% { opacity: 1; } }
.nf p { color: var(--ink-2); margin: 18px auto 32px; max-width: 420px; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1020px) {
  .hero-grid { grid-template-columns: 1fr; padding: 40px 0 70px; }
  .diagram { max-width: 420px; }
  .hero { min-height: auto; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .promos, .about, .contact { grid-template-columns: 1fr; }
  .about-art { aspect-ratio: 16/10; }
  .ben-grid { grid-template-columns: repeat(2, 1fr); }
  .ben:nth-child(3n) { border-right: 1px solid var(--line); }
  .ben:nth-child(2n) { border-right: 0; }
  .ben:nth-last-child(-n+3) { border-bottom: 1px solid var(--line); }
  .ben:nth-last-child(-n+2) { border-bottom: 0; }
  .steps { grid-template-columns: 1fr; gap: 28px; max-width: 460px; margin-inline: auto; }
  .steps::before { display: none; }
  .step { display: grid; grid-template-columns: 48px 1fr; gap: 20px; text-align: left; padding: 0; align-items: start; }
  .step .dot { margin: 0; }
  .f-grid { grid-template-columns: 1fr 1fr; }
  .cat-layout { grid-template-columns: 1fr; }
  .cart { position: fixed; inset: auto 0 0 0; max-height: 86vh; z-index: 80; transform: translateY(105%); transition: transform .4s var(--ease); border-bottom: 0; }
  .cart.open { transform: none; box-shadow: 0 -30px 80px var(--shadow); }
  .cart-fab { display: inline-flex; position: fixed; left: 16px; right: 100px; bottom: 22px; z-index: 55; }
  .scrim { position: fixed; inset: 0; background: var(--scrim); z-index: 70; opacity: 0; pointer-events: none; transition: .3s; }
  .scrim.on { opacity: 1; pointer-events: auto; }
}
@media (max-width: 820px) {
  .topbar { display: none; }
  .nav { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--nav-bg-solid); }
  .burger { display: block; }
  .menu { position: fixed; top: 72px; left: 0; right: 0; bottom: 0; flex-direction: column; align-items: flex-start; gap: 6px; padding: 28px 24px; background: var(--nav-bg-solid); transform: translateX(100%); transition: transform .4s var(--ease); overflow-y: auto; }
  .menu.open { transform: none; }
  .menu a:not(.btn) { font-size: 1.1rem; padding: 14px 0; width: 100%; border-bottom: 1px solid var(--line); }
  .menu .btn { margin-top: 18px; }
  .topbar .hide-m { display: none; }
}
@media (max-width: 640px) {
  .stats .wrap { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .cat-grid, .ben-grid { grid-template-columns: 1fr; }
  .ben { border-right: 0 !important; border-bottom: 1px solid var(--line) !important; }
  .ben:last-child { border-bottom: 0 !important; }
  .row, .tools { grid-template-columns: 1fr; }
  .form { padding: 24px; }
  .f-grid { grid-template-columns: 1fr; }
  .hero-status { display: none; }
  .promo { padding: 28px; }
  .sec-head { margin-bottom: 36px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .rv { opacity: 1; transform: none; }
  .hero h1 .l > span { transform: none; }
  .hero p.lead, .hero-cta, .hero-tags { opacity: 1; }
}


/* ---------- Arte SVG dependiente del tema ---------- */
.sa-s { stroke: var(--line-2); stroke-width: 2; fill: none; }
.sa-a { stroke: var(--amber); stroke-width: 2.5; fill: none; }
.sa-g { stroke: var(--grid); stroke-width: 1; fill: none; }
.logo-mark [stroke="#ffb000"] { stroke: var(--ink); }
.logo-mark [fill="#ffb000"] { fill: var(--amber); }
.about-art [stroke="#ffb000"] { stroke: var(--amber); }
.about-art [stroke="#2f3d50"] { stroke: var(--line-2); }
.about-art [stroke="#1d2733"] { stroke: var(--grid); }
.about-art [fill="#2f3d50"] { fill: var(--line-2); }
.about-art stop { stop-color: var(--amber); }

/* ---------- PRIVACIDAD: consentimiento, avisos y páginas legales ---------- */
.consent-banner { position: fixed; left: 16px; bottom: 16px; z-index: 120; width: min(440px, calc(100% - 32px)); background: var(--bg-2); color: var(--ink); border: 1px solid var(--line-2); box-shadow: 0 24px 70px var(--shadow); padding: 22px; display: grid; gap: 14px; animation: pop .45s var(--ease); }
.consent-banner[hidden], .consent-modal[hidden] { display: none; }
.consent-banner h2 { font-size: 1rem; }
.consent-banner p { color: var(--ink-2); font-size: .88rem; line-height: 1.55; }
.consent-banner a, .privacy-note a, .legal a:not(.btn) { color: var(--amber); text-decoration: underline; text-underline-offset: 3px; }
.consent-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.consent-actions .btn { padding: 12px 14px; font-size: .8rem; }
.consent-actions .full { grid-column: 1 / -1; }
.consent-modal { position: fixed; inset: 0; z-index: 130; display: grid; place-items: center; padding: 16px; background: var(--scrim); }
.consent-panel { width: min(620px, 100%); max-height: 90vh; overflow-y: auto; background: var(--bg-2); color: var(--ink); border: 1px solid var(--line-2); padding: 28px; display: grid; gap: 18px; }
.consent-panel h2 { font-size: 1.3rem; }
.consent-panel > p { color: var(--ink-2); font-size: .92rem; }
.cat-row { display: grid; grid-template-columns: 1fr auto; gap: 6px 18px; padding: 16px 0; border-top: 1px solid var(--line); align-items: start; }
.cat-row h3 { font-size: .95rem; }
.cat-row p { grid-column: 1; color: var(--ink-2); font-size: .85rem; }
.cat-row .state { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.switch { position: relative; width: 50px; height: 28px; flex: none; }
.switch input { position: absolute; inset: 0; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; z-index: 1; }
.switch i { position: absolute; inset: 0; background: var(--line-2); border-radius: 99px; transition: background .25s; }
.switch i::after { content: ""; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; background: #fff; border-radius: 50%; transition: transform .25s var(--ease); box-shadow: 0 1px 4px rgba(0,0,0,.3); }
.switch input:checked + i { background: var(--amber); }
.switch input:checked + i::after { transform: translateX(22px); }
.switch input:focus-visible + i { outline: 2px solid var(--amber); outline-offset: 3px; }
.switch input:disabled { cursor: not-allowed; }
.switch input:disabled + i { opacity: .55; }
.consent-meta { font-family: var(--font-mono); font-size: .7rem; color: var(--ink-3); letter-spacing: .04em; }

.privacy-note { font-size: .78rem; line-height: 1.55; color: var(--ink-3); border-left: 2px solid var(--amber); padding-left: 12px; }
.privacy-note strong { color: var(--ink-2); font-weight: 500; }
.link-plain { background: none; border: 0; padding: 0; color: inherit; text-decoration: underline; text-underline-offset: 3px; font: inherit; }
.link-plain:hover { color: var(--amber); }

.legal { padding: 60px 0 100px; }
.legal .wrap { max-width: 860px; }
.legal h1 { font-size: clamp(1.8rem, 4.6vw, 2.8rem); line-height: 1.1; margin: 14px 0 10px; }
.legal .meta { font-family: var(--font-mono); font-size: .74rem; letter-spacing: .08em; color: var(--ink-3); text-transform: uppercase; margin-bottom: 36px; }
.legal h2 { font-size: 1.15rem; margin: 40px 0 12px; padding-top: 24px; border-top: 1px solid var(--line); }
.legal h3 { font-size: .95rem; margin: 22px 0 8px; color: var(--amber); }
.legal p, .legal li { color: var(--ink-2); margin-bottom: 12px; font-size: .96rem; }
.legal ul { list-style: disc; padding-left: 22px; margin-bottom: 14px; }
.legal table { width: 100%; border-collapse: collapse; margin: 14px 0 22px; font-size: .86rem; }
.legal th, .legal td { text-align: left; padding: 10px 12px; border: 1px solid var(--line); vertical-align: top; color: var(--ink-2); }
.legal th { background: var(--bg-3); color: var(--ink); font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; }
.table-wrap { overflow-x: auto; }
.pending { background: rgba(255, 193, 7, .22); color: var(--ink); border-radius: 2px; padding: 0 5px; font-weight: 500; outline: 1px dashed rgba(180, 120, 0, .7); }
.callout { border: 1px solid var(--line-2); background: var(--bg-2); padding: 18px 20px; margin: 18px 0; font-size: .92rem; color: var(--ink-2); }
.callout strong { color: var(--ink); }
.rights-form { margin-top: 26px; }
.rights-form .field + .field { margin-top: 0; }

/* Campo trampa anti-automatización (invisible para personas) */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }