:root {
  --bg: #0d1115;
  --bg-2: #12181e;
  --panel: #171e25;
  --line: #24303b;
  --line-2: #2f3d4a;
  --text: #e9eef3;
  --muted: #94a3b1;
  --accent: #1ea7ec;
  --accent-2: #4cc3ff;
  --glow: rgba(30, 167, 236, .45);
  --radius: 14px;
  --font: "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --grid: linear-gradient(rgba(30, 167, 236, .06) 1px, transparent 1px) 0 0 / 40px 40px,
          linear-gradient(90deg, rgba(30, 167, 236, .06) 1px, transparent 1px) 0 0 / 40px 40px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { width: min(1160px, 100% - 40px); margin-inline: auto; }
.accent { color: var(--accent); }

.eyebrow {
  margin: 0 0 16px;
  font-size: .76rem; font-weight: 600;
  letter-spacing: .3em; text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before {
  content: ""; display: inline-block;
  width: 28px; height: 2px; margin-right: 12px; vertical-align: middle;
  background: var(--accent);
}

h1, h2, h3 { line-height: 1.12; margin: 0; }
h1 { font-size: clamp(2.3rem, 5.2vw, 3.9rem); font-weight: 800; letter-spacing: -.025em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.6rem); font-weight: 700; letter-spacing: -.015em; }
h3 { font-size: 1.1rem; font-weight: 700; }
.lead { color: var(--muted); font-size: 1.08rem; max-width: 34em; margin: 22px 0 0; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px; border-radius: 10px;
  background: var(--accent); color: #04131c;
  font-weight: 700; font-size: .95rem;
  box-shadow: 0 10px 30px -10px var(--glow);
  transition: background .2s, transform .2s;
}
.btn svg { width: 20px; height: 20px; fill: currentColor; }
.btn:hover { background: var(--accent-2); transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--text); border: 1px solid var(--line-2); box-shadow: none; }
.btn--ghost:hover { background: var(--panel); border-color: var(--accent); }
.btn--sm { padding: 9px 20px; font-size: .85rem; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(13, 17, 21, .85);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; height: 72px; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__name { font-weight: 700; font-size: 1.15rem; letter-spacing: -.01em; }
.brand__name b, .bizcard__name b { color: var(--accent); }
.brand__tag { font-size: .68rem; color: var(--muted); letter-spacing: .02em; }
.nav__links { display: flex; align-items: center; gap: 30px; margin-left: auto; }
.nav__links a:not(.btn) { color: var(--muted); font-size: .9rem; font-weight: 500; transition: color .2s; }
.nav__links a:not(.btn):hover { color: var(--text); }
.nav__toggle { display: none; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 80px 0 90px;
  background:
    radial-gradient(ellipse 55% 70% at 76% 45%, rgba(30, 167, 236, .16), transparent 70%),
    var(--grid), var(--bg);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, var(--bg) 0%, transparent 40%),
              linear-gradient(0deg, var(--bg) 0%, transparent 30%);
}
.hero__inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero__chips { list-style: none; padding: 0; margin: 36px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; }
.hero__chips li {
  font-size: .76rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
  display: flex; align-items: center; gap: 8px;
}
.hero__chips li::before { content: ""; width: 6px; height: 6px; background: var(--accent); transform: rotate(45deg); }

/* Visor de la pieza con estilo de plano técnico */
.viewer { margin: 0; justify-self: center; width: min(470px, 100%); }
.viewer__frame { position: relative; aspect-ratio: 1; padding: 34px; }
.viewer__frame img {
  width: 100%; height: 100%; object-fit: contain;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 55%, transparent 73%);
          mask-image: radial-gradient(circle at 50% 50%, #000 55%, transparent 73%);
  filter: drop-shadow(0 30px 40px rgba(0, 0, 0, .6));
}
.corner { position: absolute; width: 34px; height: 34px; border: 2px solid var(--accent); filter: drop-shadow(0 0 6px var(--glow)); }
.corner.tl { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.corner.tr { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.corner.bl { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.corner.br { bottom: 0; right: 0; border-left: 0; border-top: 0; }
.viewer__scan {
  position: absolute; left: 6%; right: 6%; top: 10%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-2), transparent);
  box-shadow: 0 0 18px 3px var(--glow);
  animation: scan 4.5s ease-in-out infinite;
  opacity: .8;
}
@keyframes scan { 0%, 100% { top: 10%; } 50% { top: 88%; } }
.viewer__dims { position: absolute; inset: 0; width: 100%; height: 100%; fill: none; stroke: rgba(76, 195, 255, .45); stroke-width: 1; }
.dim {
  position: absolute; font-size: .68rem; font-weight: 600; letter-spacing: .08em;
  color: var(--accent-2); background: var(--bg); padding: 0 6px;
}
.dim--w { left: 50%; bottom: calc(10% - .45em); transform: translateX(-50%); }
.dim--h { right: calc(7% - 2.2em); top: 46%; transform: rotate(90deg); }
.dim--d { right: 6%; top: -.2em; }
.viewer figcaption {
  display: flex; justify-content: center; align-items: center; gap: 14px;
  margin-top: 18px;
  font-size: .72rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--muted);
}
.viewer figcaption span { display: inline-flex; align-items: center; gap: 8px; }
.viewer .arrow { color: var(--accent); }
.dot { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.dot--solid { background: linear-gradient(135deg, #e6e9ec, #6b7378); }
.dot--mesh { border: 1px solid var(--text); background: repeating-linear-gradient(0deg, transparent 0 2px, var(--text) 2px 3px), repeating-linear-gradient(90deg, transparent 0 2px, var(--text) 2px 3px); opacity: .8; }

/* ---------- Ticker ---------- */
.ticker { border-block: 1px solid var(--line); background: var(--bg-2); overflow: hidden; padding: 18px 0; }
.ticker__track { display: flex; width: max-content; animation: ticker 32s linear infinite; }
.ticker span {
  font-size: .85rem; font-weight: 600; letter-spacing: .34em; text-transform: uppercase; color: var(--muted);
  padding: 0 28px; display: flex; align-items: center; gap: 56px; white-space: nowrap;
}
.ticker span::after { content: "·"; color: var(--accent); font-size: 1.4rem; line-height: 0; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- Secciones ---------- */
.section { padding: 110px 0; }
.section--alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.section--grid { background: radial-gradient(ellipse 50% 70% at 15% 50%, rgba(30, 167, 236, .1), transparent 70%), var(--grid), var(--bg); }
.section__head { margin-bottom: 56px; max-width: 640px; }

/* Problema */
.problem__inner { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
.problem__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.problem__list li {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 22px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); color: var(--muted); font-weight: 500;
}
.problem__list span {
  flex: none; width: 28px; height: 28px; display: grid; place-items: center;
  border-radius: 50%; font-size: .8rem; font-weight: 700;
  background: rgba(255, 255, 255, .05); color: #7d8a96;
}
.problem__list li.ok { border-color: rgba(30, 167, 236, .55); color: var(--text); background: linear-gradient(90deg, rgba(30, 167, 236, .12), var(--panel)); }
.problem__list li.ok span { background: var(--accent); color: #04131c; }

/* Escaneo */
.scan {
  position: relative;
  background:
    radial-gradient(ellipse 50% 60% at 80% 35%, rgba(30, 167, 236, .16), transparent 70%),
    var(--grid), var(--bg);
  border-top: 1px solid var(--line);
}
.scan__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.scan__features { list-style: none; margin: 30px 0 0; padding: 0; display: grid; gap: 12px; }
.scan__features li { display: flex; gap: 12px; align-items: flex-start; color: var(--text); font-weight: 500; }
.scan__features li::before {
  content: ""; flex: none; width: 18px; height: 18px; margin-top: 3px; border-radius: 50%;
  background: var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12l4 4 8-8' fill='none' stroke='%2304131c' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 12px no-repeat;
}

.scan__features .fine { display: block; margin-top: 2px; font-size: .82rem; font-weight: 400; color: var(--muted); }

.scanui {
  margin: 0; border: 1px solid var(--line-2); border-radius: 16px; overflow: hidden;
  background: #0a0e12; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .9), 0 0 60px -20px var(--glow);
}
.scanui__bar {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
  font-size: .78rem; font-weight: 600; color: var(--muted); background: var(--panel);
}
.scanui__bar em { font-style: normal; color: var(--text); font-family: ui-monospace, Menlo, monospace; font-weight: 500; }
.scanui__rec { width: 9px; height: 9px; border-radius: 50%; background: #ff4d4d; box-shadow: 0 0 8px #ff4d4d; animation: blink 1.4s infinite; }
@keyframes blink { 50% { opacity: .25; } }
.scanui__mode { margin-left: auto; padding: 3px 10px; border-radius: 999px; border: 1px solid rgba(30, 167, 236, .5); color: var(--accent-2); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.scanui__view {
  position: relative; aspect-ratio: 16 / 11; overflow: hidden;
  background: linear-gradient(rgba(30, 167, 236, .07) 1px, transparent 1px) 0 0 / 24px 24px,
              linear-gradient(90deg, rgba(30, 167, 236, .07) 1px, transparent 1px) 0 0 / 24px 24px, #0a0e12;
}
.scanui__view img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%;
  filter: saturate(0) contrast(1.15) brightness(.95);
}
/* Patrón de cruces láser azul proyectadas sobre la pieza */
.scanui__lines {
  position: absolute; inset: -20%;
  background:
    repeating-linear-gradient(35deg, transparent 0 22px, rgba(60, 170, 255, .55) 22px 23.5px),
    repeating-linear-gradient(-35deg, transparent 0 22px, rgba(60, 170, 255, .55) 22px 23.5px);
  mix-blend-mode: screen;
  -webkit-mask-image: radial-gradient(ellipse 28% 34% at 50% 50%, #000 40%, transparent 100%);
          mask-image: radial-gradient(ellipse 28% 34% at 50% 50%, #000 40%, transparent 100%);
  filter: drop-shadow(0 0 4px rgba(30, 167, 236, .9));
  animation: sweep 7s ease-in-out infinite alternate;
}
@keyframes sweep {
  0%   { transform: translate(-14%, -6%); }
  50%  { transform: translate(10%, 4%); }
  100% { transform: translate(-4%, 10%); }
}
.scanui__cross {
  position: absolute; left: 50%; top: 50%; width: 46px; height: 46px; transform: translate(-50%, -50%);
  border: 1px solid rgba(76, 195, 255, .7); border-radius: 50%;
}
.scanui__cross::before, .scanui__cross::after { content: ""; position: absolute; background: rgba(76, 195, 255, .7); }
.scanui__cross::before { left: 50%; top: -12px; bottom: -12px; width: 1px; }
.scanui__cross::after { top: 50%; left: -12px; right: -12px; height: 1px; }
.scanui__foot { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); background: var(--panel); }
.scanui__foot div { padding: 12px 16px; }
.scanui__foot div + div { border-left: 1px solid var(--line); }
.scanui__foot small { display: block; font-size: .64rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.scanui__foot b { font-family: ui-monospace, Menlo, monospace; font-size: 1.05rem; color: var(--accent-2); font-variant-numeric: tabular-nums; }

.stats {
  list-style: none; margin: 72px 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: rgba(23, 30, 37, .6);
}
.stats li { padding: 30px 26px; }
.stats li + li { border-left: 1px solid var(--line); }
.stats b { display: block; font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 800; letter-spacing: -.02em; line-height: 1.1; color: var(--text); }
.stats b small { font-size: .45em; font-weight: 600; color: var(--accent); margin-left: 4px; letter-spacing: .04em; }
.stats span { display: block; margin-top: 8px; font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

.scan__only {
  margin-top: 22px; padding: 24px 28px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  border: 1px solid rgba(30, 167, 236, .45); border-radius: var(--radius);
  background: linear-gradient(90deg, rgba(30, 167, 236, .12), transparent);
}
.scan__only h3 { font-size: 1.15rem; }
.scan__only p { margin: 6px 0 0; color: var(--muted); font-size: .95rem; }
.formats { list-style: none; margin: 0; padding: 0; display: flex; gap: 10px; flex-wrap: wrap; }
.formats li {
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line-2); background: var(--bg);
  font-family: ui-monospace, Menlo, monospace; font-size: .85rem; font-weight: 600; color: var(--accent-2);
}

/* Servicios */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service {
  position: relative; overflow: hidden;
  padding: 38px 30px 34px;
  background: linear-gradient(180deg, var(--panel), var(--bg));
  border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color .25s, transform .25s;
}
.service::before {
  content: ""; position: absolute; left: 0; top: 0; height: 2px; width: 0;
  background: var(--accent); box-shadow: 0 0 12px var(--glow); transition: width .4s;
}
.service:hover { border-color: rgba(30, 167, 236, .5); transform: translateY(-4px); }
.service:hover::before { width: 100%; }
.service__num { position: absolute; top: 22px; right: 26px; font-size: 3rem; font-weight: 800; line-height: 1; color: transparent; -webkit-text-stroke: 1px var(--line-2); }
.icon {
  width: 64px; height: 64px; margin-bottom: 26px;
  fill: none; stroke: var(--accent); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round;
  filter: drop-shadow(0 0 8px var(--glow));
}
.icon .fill { fill: var(--accent); stroke: none; }
.service h3 { text-transform: uppercase; letter-spacing: .06em; font-size: 1.15rem; }
.service__sub { margin: 8px 0 16px; font-size: .72rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--accent); }
.service p:last-child { margin: 0; color: var(--muted); font-size: .95rem; }

/* Capacidad */
.capacity { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; margin-bottom: 100px; }
.cube { margin: 0; text-align: center; }
.cube svg { width: min(420px, 100%); margin-inline: auto; overflow: visible; filter: drop-shadow(0 0 24px rgba(30, 167, 236, .15)); }
.cube .edge path { fill: none; stroke: var(--accent); stroke-width: 1.8; stroke-linejoin: round; }
.cube .hidden-edge path { fill: none; stroke: var(--accent); stroke-opacity: .45; stroke-width: 1.2; stroke-dasharray: 5 6; }
.cube .dimline path { fill: none; stroke: var(--accent-2); stroke-opacity: .7; stroke-width: 1; }
.cube text { fill: var(--accent-2); font-family: var(--font); font-size: 13px; font-weight: 600; letter-spacing: .06em; text-anchor: middle; }
.cube figcaption { margin-top: 18px; font-size: .72rem; font-weight: 600; letter-spacing: .24em; text-transform: uppercase; color: var(--muted); }
.specs { list-style: none; margin: 34px 0 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.specs li { display: grid; grid-template-columns: 210px 1fr; gap: 16px; align-items: baseline; padding: 16px 0; border-bottom: 1px solid var(--line); }
.specs b { font-size: 1.05rem; color: var(--text); }
.specs span { color: var(--muted); font-size: .95rem; }
.note { margin: 22px 0 0; padding-left: 14px; border-left: 2px solid var(--accent); color: var(--muted); font-size: .92rem; }

.section__head--sm { margin-bottom: 32px; }
.h3-lg { font-size: clamp(1.4rem, 2.6vw, 1.9rem); font-weight: 700; letter-spacing: -.01em; }
.materials { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.materials__combo { border-color: rgba(30, 167, 236, .45) !important; background: linear-gradient(135deg, rgba(30, 167, 236, .14), var(--panel)) !important; }
@media (max-width: 960px) { .materials { grid-template-columns: 1fr 1fr; } }
.materials li {
  padding: 22px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); transition: border-color .2s, transform .2s;
}
.materials li:hover { border-color: rgba(30, 167, 236, .55); transform: translateY(-3px); }
.materials b { display: block; font-size: 1.2rem; font-weight: 800; color: var(--accent); letter-spacing: .02em; margin-bottom: 6px; }
.materials span { color: var(--muted); font-size: .88rem; line-height: 1.5; }

/* Proceso: línea de tiempo */
.timeline { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; position: relative; }
.timeline::before {
  content: ""; position: absolute; left: 8px; right: 8px; top: 8px; height: 1px;
  background: linear-gradient(90deg, var(--accent), var(--line-2) 70%, transparent);
}
.timeline li { position: relative; padding-top: 42px; }
.node {
  position: absolute; top: 0; left: 0; width: 17px; height: 17px;
  border: 2px solid var(--accent); background: var(--bg); transform: rotate(45deg);
  box-shadow: 0 0 12px var(--glow);
}
.timeline li:first-child .node { background: var(--accent); }
.step { display: block; font-size: .7rem; font-weight: 600; letter-spacing: .24em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.timeline h3 { font-size: 1.5rem; text-transform: uppercase; letter-spacing: .04em; }
.timeline p { margin: 10px 0 0; color: var(--muted); font-size: .95rem; }

/* Qué recreamos */
.recreate { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.tags { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 12px; }
.tags li {
  padding: 12px 18px; border: 1px solid var(--line-2); border-radius: 999px;
  background: rgba(23, 30, 37, .7); font-size: .9rem; font-weight: 500;
  transition: border-color .2s, color .2s, box-shadow .2s;
}
.tags li:hover { border-color: var(--accent); color: var(--accent-2); box-shadow: 0 0 16px -4px var(--glow); }

/* Cotizar */
.cta { background: var(--bg-2); border-top: 1px solid var(--line); }
.cta__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.howto { list-style: none; margin: 36px 0 0; padding: 0; display: grid; gap: 18px; }
.howto li { display: flex; gap: 18px; align-items: flex-start; color: var(--muted); }
.howto b {
  flex: none; width: 34px; height: 34px; display: grid; place-items: center;
  border: 1px solid var(--accent); border-radius: 8px; color: var(--accent); font-size: .9rem;
}
.howto span { padding-top: 5px; }

/* Tarjeta de contacto */
.bizcard {
  position: relative; overflow: hidden;
  padding: 34px; border-radius: 18px;
  background:
    radial-gradient(ellipse 70% 80% at 100% 100%, rgba(30, 167, 236, .14), transparent 70%),
    var(--grid), #10161b;
  border: 1px solid var(--line-2);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .8), 0 0 0 1px rgba(255, 255, 255, .02) inset;
}
.bizcard__top { display: flex; align-items: center; gap: 14px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.bizcard__name { margin: 0; font-size: 1.4rem; font-weight: 700; line-height: 1.1; }
.bizcard__tag { margin: 4px 0 0; font-size: .82rem; color: var(--muted); }
.bizcard__body { display: flex; align-items: center; gap: 24px; padding: 26px 0; }
.bizcard__links { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; flex: 1; }
.bizcard__links a { display: flex; align-items: center; gap: 14px; font-size: 1.15rem; font-weight: 600; transition: color .2s; }
.bizcard__links a:hover { color: var(--accent-2); }
.bizcard__links small { display: block; font-size: .64rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.ico { flex: none; width: 42px; height: 42px; display: grid; place-items: center; border-radius: 11px; }
.ico svg { width: 24px; height: 24px; fill: #fff; }
.ico--wa { background: #25d366; }
.ico--ig { background: linear-gradient(45deg, #f9ce34, #ee2a7b 50%, #6228d7); }
.qr { margin: 0; text-align: center; flex: none; }
.qr__box { width: 132px; padding: 10px; background: #fff; border-radius: 10px; outline: 2px solid var(--accent); outline-offset: 5px; box-shadow: 0 0 24px -4px var(--glow); }
.qr__box img { width: 100%; image-rendering: pixelated; }
.qr figcaption { margin-top: 14px; font-size: .78rem; font-weight: 600; }
.bizcard__foot { margin: 0; padding-top: 20px; border-top: 1px solid var(--line); font-size: .72rem; letter-spacing: .28em; text-transform: uppercase; color: var(--muted); }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 30px 0; color: var(--muted); font-size: .85rem; }
.footer__inner { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 14px; }
.footer p { margin: 0; }
.footer .brand__name { font-size: 1rem; color: var(--text); }
.footer__motto { font-size: .72rem; letter-spacing: .26em; text-transform: uppercase; }
.footer__motto i { font-style: normal; color: var(--accent); }

/* Botón flotante */
.fab {
  position: fixed; right: 20px; bottom: calc(20px + env(safe-area-inset-bottom, 0px)); z-index: 30;
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: #25d366; box-shadow: 0 10px 30px -6px rgba(37, 211, 102, .6);
  transition: transform .2s;
}
.fab svg { width: 28px; height: 28px; fill: #fff; }
.fab:hover { transform: scale(1.08); }

/* ---------- Animación de aparición ---------- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }
.services .reveal:nth-child(2), .timeline .reveal:nth-child(2) { transition-delay: .1s; }
.services .reveal:nth-child(3), .timeline .reveal:nth-child(3) { transition-delay: .2s; }
.timeline .reveal:nth-child(4) { transition-delay: .3s; }

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

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero { padding: 48px 0 70px; }
  .hero__inner, .problem__inner, .recreate, .cta__inner, .capacity, .scan__inner { grid-template-columns: 1fr; gap: 40px; }
  .stats { grid-template-columns: 1fr 1fr; margin-top: 48px; }
  .stats li:nth-child(3) { border-left: 0; }
  .stats li:nth-child(n+3) { border-top: 1px solid var(--line); }
  .capacity { margin-bottom: 72px; }
  .cube svg { width: min(320px, 100%); }
  .viewer { order: -1; width: min(360px, 100%); }
  .services { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr 1fr; gap: 40px 28px; }
  .timeline::before { display: none; }
  .section { padding: 80px 0; }

  .nav__toggle {
    display: grid; gap: 6px; margin-left: auto; padding: 10px;
    background: none; border: 1px solid var(--line-2); border-radius: 8px; cursor: pointer;
  }
  .nav__toggle span { width: 22px; height: 2px; background: var(--text); transition: transform .25s; }
  .nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
  .nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .nav__links {
    position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px 20px 20px; background: var(--bg); border-bottom: 1px solid var(--line);
    display: none;
  }
  .nav__links.open { display: flex; }
  .nav__links a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 1rem; }
  .nav__links .btn { margin-top: 16px; justify-content: center; }
}
@media (max-width: 560px) {
  .brand__tag { display: none; }
  .timeline { grid-template-columns: 1fr; }
  .specs li { grid-template-columns: 1fr; gap: 2px; }
  .bizcard { padding: 24px; }
  .bizcard__body { flex-direction: column; align-items: stretch; }
  .qr { display: none; } /* en el celular el QR no sirve; se usan los enlaces */
  .footer__inner { flex-direction: column; text-align: center; }
}