/* ============================================================
   CYBERFULL — Soluciones Informáticas
   Sistema de diseño: fondo claro, acero metálico sutil y los
   dos acentos del isotipo (azul / naranja) como protagonistas.
   ============================================================ */

:root {
  /* color — superficies, de más clara (950) a más recogida (750) */
  --ink-950: #f4f7fc;
  --ink-900: #ffffff;
  --ink-850: #eef2f9;
  --ink-800: #e3e9f4;
  --ink-750: #d6deee;
  --steel-700: #aab6cc;
  --steel-500: #7c8aa8;
  --azure-500: #0f6fc4;
  --azure-400: #2c86d8;
  --azure-glow: rgba(15, 111, 196, 0.28);
  --ember-500: #ea6510;
  --ember-400: #f07d2f;
  --ember-glow: rgba(234, 101, 16, 0.26);
  --silver-100: #101a2c;
  --silver-300: #2c374f;
  --mist-400: #56637c;
  --mist-500: #74809a;
  --line: rgba(16, 26, 44, 0.10);
  --line-strong: rgba(16, 26, 44, 0.20);
  --success: #1c9d63;
  --danger: #d23a3a;

  /* type */
  --font-display: "Chakra Petch", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "IBM Plex Sans", -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* rhythm */
  --max: 1180px;
  --gap-section: clamp(72px, 11vw, 148px);
  --radius: 14px;
  --radius-sm: 8px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- reset ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

body, h1, h2, h3, h4, p, figure, ul, ol {
  margin: 0;
}

ul { list-style: none; padding: 0; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }

body {
  background:
    radial-gradient(65% 55% at 15% 0%, rgba(15, 111, 196, 0.14), transparent 60%),
    radial-gradient(65% 55% at 88% 12%, rgba(234, 101, 16, 0.12), transparent 60%),
    radial-gradient(80% 60% at 50% 100%, rgba(15, 111, 196, 0.08), transparent 65%),
    var(--ink-950);
  background-attachment: fixed;
  color: var(--silver-100);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* marca de agua del isotipo, fija detrás de todo el contenido.
   usa un recorte con transparencia real (no blend-mode: screen,
   que solo desaparece sobre fondo oscuro). */
.bg-watermark {
  position: fixed;
  inset: 0;
  z-index: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  pointer-events: none;
}
.bg-watermark img {
  width: min(1500px, 165vw);
  height: auto;
  opacity: 0.45;
}
header.site-header { z-index: 100; }
main, footer.site-footer { position: relative; z-index: 1; }

.wrap {
  width: min(100% - 48px, var(--max));
  margin-inline: auto;
}

@media (max-width: 640px) {
  .wrap { width: min(100% - 32px, var(--max)); }
}

section { position: relative; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--silver-100);
  text-wrap: balance;
  letter-spacing: 0.01em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--azure-400);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: linear-gradient(90deg, var(--ember-500), var(--azure-500));
}

.lede {
  font-size: clamp(16px, 1.6vw, 18.5px);
  color: var(--mist-400);
  max-width: 60ch;
}

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--azure-400);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(115deg, var(--azure-500) 15%, var(--ember-500) 100%);
  color: #fff;
  box-shadow: 0 10px 30px -12px var(--azure-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -10px var(--azure-glow), 0 10px 26px -12px var(--ember-glow); }
.btn-ghost {
  border: 1px solid var(--line-strong);
  color: var(--silver-100);
  background: rgba(16,26,44,0.02);
}
.btn-ghost:hover { border-color: var(--azure-400); background: rgba(15,111,196,0.08); transform: translateY(-2px); }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding: 18px 0;
  background: rgba(244, 247, 252, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), padding 0.3s var(--ease);
}
.site-header.scrolled {
  border-bottom-color: var(--line);
  padding: 12px 0;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand { display: flex; align-items: center; }
.brand img {
  width: auto;
  height: 64px;
  transition: height 0.3s var(--ease);
}
.site-header.scrolled .brand img { height: 50px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.nav-links a { position: relative; color: var(--mist-400); transition: color 0.2s var(--ease); padding: 4px 0; }
.nav-links a:hover { color: var(--silver-100); }
.nav-links a::after {
  content: "";
  position: absolute; left: 0; right: 100%; bottom: -2px; height: 1px;
  background: linear-gradient(90deg, var(--azure-400), var(--ember-400));
  transition: right 0.25s var(--ease);
}
.nav-links a:hover::after { right: 0; }

.header-actions { display: flex; align-items: center; gap: 12px; }
.header-actions .btn { padding: 11px 20px; font-size: 13.5px; }

.wa-header {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #22c35e, #189b48);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
  box-shadow: 0 6px 16px -8px rgba(34,195,94,0.6);
}
.wa-header:hover { transform: translateY(-2px); }
.wa-header svg { width: 19px; height: 19px; color: #fff; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; display: block; width: 18px; height: 2px; background: var(--silver-100);
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
  position: relative;
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 880px) {
  .nav-links, .header-actions .btn-ghost { display: none; }
  .nav-toggle { display: flex; }
  body.nav-open .nav-links {
    display: flex;
    position: fixed;
    inset: 68px 16px auto 16px;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: var(--ink-900);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px 22px;
    box-shadow: 0 24px 48px -18px rgba(0,0,0,0.6);
  }
  body.nav-open .nav-links a { padding: 10px 0; width: 100%; }
}

/* ============================================================
   HERO — fondo tecnológico animado
   ============================================================ */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 140px 0 90px;
  overflow: hidden;
  /* sin color de fondo propio: deja ver el degradé y la marca de agua del body */
  background:
    radial-gradient(60% 50% at 82% 8%, var(--ember-glow), transparent 60%),
    radial-gradient(70% 60% at 12% 18%, var(--azure-glow), transparent 60%);
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 40%, transparent 85%);
  animation: grid-drift 40s linear infinite;
}
@keyframes grid-drift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 56px 112px, 56px 112px; }
}

#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: 0.9;
}

.hero .wrap { position: relative; z-index: 2; }
.hero-content { max-width: 760px; }
.hero-content .eyebrow { margin-bottom: 22px; }

.hero h1 {
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.06;
  margin-bottom: 22px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(100deg, var(--azure-400), var(--ember-400));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .lede { margin-bottom: 40px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 64px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: clamp(24px, 4vw, 56px);
}
.hero-stats .stat { position: relative; padding-top: 14px; }
.hero-stats .stat::before {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 26px; height: 3px; border-radius: 2px;
  background: var(--azure-500);
}
.hero-stats .stat:nth-child(2)::before { background: var(--ember-500); }
.hero-stats .stat:nth-child(3)::before { background: var(--azure-500); }
.hero-stats .stat-num {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 700;
  color: var(--silver-100);
  font-variant-numeric: tabular-nums;
}
.hero-stats .stat-num .unit { font-size: 0.5em; color: var(--azure-400); margin-left: 2px; }
.hero-stats .stat-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mist-500);
  margin-top: 4px;
}

@media (max-width: 640px) {
  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 18px; }
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist-500);
  z-index: 2;
}
.scroll-cue .line { width: 1px; height: 34px; background: linear-gradient(var(--azure-400), transparent); animation: cue-pulse 2.2s var(--ease) infinite; }
@keyframes cue-pulse { 0%,100% { opacity: 0.25; } 50% { opacity: 1; } }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > * { transition-delay: calc(var(--i, 0) * 90ms); }

/* ============================================================
   SECTION SHELL
   ============================================================ */
.section { padding: var(--gap-section) 0; }
.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head h2 { font-size: clamp(28px, 3.6vw, 40px); margin: 14px 0 16px; }

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 20%, var(--line-strong) 80%, transparent);
}

/* franja diagonal — acento de marca tomado del "en construcción" de Cyberfull */
.hazard-stripe {
  height: 6px;
  border-radius: 3px;
  background: repeating-linear-gradient(
    -45deg,
    var(--ember-500) 0 14px,
    var(--ink-900) 14px 28px
  );
  opacity: 0.9;
}
.hazard-stripe.thin { height: 3px; opacity: 0.7; }

/* ============================================================
   FRANJA DE MARCAS
   ============================================================ */
.brand-strip {
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
  background: var(--ink-900);
}
.brand-strip .wrap {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.brand-strip .brand-strip-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mist-500);
  white-space: nowrap;
}
.brand-strip ul {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
}
.brand-strip li {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--mist-400);
  opacity: 0.8;
  transition: color 0.2s var(--ease), opacity 0.2s var(--ease);
}
.brand-strip li:hover { color: var(--silver-100); opacity: 1; }

/* ============================================================
   PROBLEMAS
   ============================================================ */
.problems-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
}
.problems-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(60% 60% at 30% 20%, rgba(15,111,196,0.18), transparent 60%),
    radial-gradient(55% 55% at 80% 80%, rgba(234,101,16,0.16), transparent 60%),
    var(--ink-900);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.problems-visual svg { width: 62%; height: 62%; }
.problems-visual .ring {
  position: absolute;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}
.problems-visual .ring.r1 { width: 78%; height: 78%; }
.problems-visual .ring.r2 { width: 96%; height: 96%; opacity: 0.5; }

.problem-list { display: flex; flex-direction: column; gap: 4px; margin-top: 28px; }
.problem-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.problem-item:last-child { border-bottom: none; }
.problem-item .flag {
  width: 22px; height: 22px; flex-shrink: 0; margin-top: 1px;
  color: var(--ember-400);
}
.problem-item p { font-size: 15.5px; color: var(--silver-300); }

.problems-bridge {
  margin-top: 28px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 15.5px;
  color: var(--mist-400);
}
.problems-bridge strong { color: var(--silver-100); }

@media (max-width: 880px) {
  .problems-layout { grid-template-columns: 1fr; }
  .problems-visual { max-width: 280px; margin: 0 auto; }
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(60% 120% at 15% 50%, rgba(15,111,196,0.16), transparent 70%),
    radial-gradient(60% 120% at 85% 50%, rgba(234,101,16,0.14), transparent 70%),
    var(--ink-850);
  padding: clamp(28px, 5vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-banner h3 { font-size: clamp(20px, 2.6vw, 26px); margin-bottom: 6px; }
.cta-banner p { color: var(--mist-400); font-size: 15px; }

/* ============================================================
   NOSOTROS
   ============================================================ */
.about-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
}
.about-copy p { color: var(--mist-400); margin-bottom: 18px; }
.about-copy p:last-child { margin-bottom: 0; }
.about-copy strong { color: var(--silver-100); font-weight: 600; }

.stat-cards {
  display: grid;
  gap: 16px;
}
.stat-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ink-850), var(--ink-900));
  border-radius: var(--radius);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.stat-card .num {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  color: var(--azure-400);
  font-variant-numeric: tabular-nums;
  min-width: 64px;
}
.stat-card .label { font-size: 14px; color: var(--mist-400); }
.stat-card .label strong { display: block; color: var(--silver-100); font-size: 15px; margin-bottom: 2px; }

@media (max-width: 880px) {
  .about-layout { grid-template-columns: 1fr; gap: 40px; }
}

/* ============================================================
   SERVICIOS
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.service-card {
  background: var(--ink-900);
  padding: 30px 26px;
  transition: background 0.3s var(--ease);
  position: relative;
}
.service-card:hover { background: var(--ink-850); }
.service-card .icon {
  width: 44px; height: 44px;
  margin-bottom: 20px;
  color: var(--azure-400);
}
.service-card:nth-child(4n+2) .icon,
.service-card:nth-child(4n+3) .icon { color: var(--ember-400); }
.service-card .icon svg { width: 100%; height: 100%; }
.service-card h3 { font-size: 17px; margin-bottom: 10px; }
.service-card p { font-size: 14px; color: var(--mist-400); line-height: 1.55; }

@media (max-width: 980px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   PROCESO
   ============================================================ */
.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  counter-reset: step;
}
.process-step { position: relative; padding-top: 46px; }
.process-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-950);
  background: linear-gradient(135deg, var(--azure-400), var(--ember-400));
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  position: absolute; top: 0; left: 0;
  font-weight: 700;
}
.process-step::after {
  content: "";
  position: absolute;
  top: 17px; left: 44px; right: -28px;
  height: 1px;
  background: var(--line-strong);
}
.process-step:last-child::after { display: none; }
.process-step h3 { font-size: 16px; margin-bottom: 8px; }
.process-step p { font-size: 13.5px; color: var(--mist-400); }

@media (max-width: 880px) {
  .process-list { grid-template-columns: 1fr 1fr; }
  .process-step::after { display: none; }
}
@media (max-width: 560px) {
  .process-list { grid-template-columns: 1fr; }
}

/* ============================================================
   CONTACTO
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
}

.contact-info { display: flex; flex-direction: column; gap: 28px; }
.contact-line {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.contact-line:last-child { border-bottom: none; }
.contact-line .ic {
  width: 22px; height: 22px; flex-shrink: 0; color: var(--azure-400); margin-top: 2px;
}
.contact-line:nth-child(even) .ic { color: var(--ember-400); }
.contact-line .lbl {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist-500);
  margin-bottom: 4px;
}
.contact-line a, .contact-line span.val { font-size: 15.5px; color: var(--silver-100); }
.contact-line a:hover { color: var(--azure-400); }

.contact-form {
  background: linear-gradient(180deg, var(--ink-850), var(--ink-900));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(24px, 4vw, 40px);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 20px; display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mist-400);
}
.field input, .field select, .field textarea {
  background: #ffffff;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 13px 14px;
  color: var(--silver-100);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.field input::placeholder, .field textarea::placeholder { color: var(--mist-500); }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--azure-400);
  box-shadow: 0 0 0 3px rgba(15,111,196,0.15);
  outline: none;
}
.field textarea { resize: vertical; min-height: 120px; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-foot { display: flex; align-items: center; gap: 18px; margin-top: 4px; flex-wrap: wrap; }
.form-status {
  font-size: 13.5px;
  font-family: var(--font-mono);
}
.form-status[data-state="ok"] { color: var(--success); }
.form-status[data-state="error"] { color: var(--danger); }
.form-status[data-state="sending"] { color: var(--mist-400); }

@media (max-width: 880px) {
  .contact-layout { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 48px 0 32px;
  background: var(--ink-850);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-bottom: 32px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.footer-brand { display: flex; align-items: center; }
.footer-brand img { width: auto; height: 44px; }
.footer-links { display: flex; gap: 28px; font-family: var(--font-mono); font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.07em; color: var(--mist-400); flex-wrap: wrap; }
.footer-links a:hover { color: var(--azure-400); }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-size: 12.5px; color: var(--mist-500);
}

/* ============================================================
   WHATSAPP FLOTANTE
   ============================================================ */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #22c35e, #189b48);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 14px 30px -10px rgba(34,195,94,0.55);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.wa-float:hover { transform: translateY(-3px) scale(1.04); box-shadow: 0 18px 36px -8px rgba(34,195,94,0.65); }
.wa-float svg { width: 28px; height: 28px; color: #fff; }
.wa-float .ring {
  position: absolute; inset: -6px;
  border-radius: 50%;
  border: 1.5px solid rgba(34,195,94,0.55);
  animation: wa-pulse 2.4s var(--ease) infinite;
}
@keyframes wa-pulse {
  0% { transform: scale(0.9); opacity: 0.9; }
  100% { transform: scale(1.5); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .wa-float .ring { animation: none; display: none; }
}
.wa-tooltip {
  position: absolute;
  right: 72px;
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: var(--ink-850);
  border: 1px solid var(--line-strong);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
}
.wa-float:hover .wa-tooltip { opacity: 1; transform: translateY(-50%) translateX(0); }
@media (max-width: 560px) {
  .wa-tooltip { display: none; }
  .wa-float { width: 54px; height: 54px; right: 16px; bottom: 16px; }
}

/* ============================================================
   UTILS
   ============================================================ */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}