/* ═══════════════════════════════════════════════════
   NETRICD STUDIO — style.css (Monochrome Edition)
   Palette: near-black & white. Elegant, premium, minimal.
   Type: Instrument Sans (UI) + Instrument Serif (accents)
═══════════════════════════════════════════════════ */

/* ─── 1. TOKENS ─────────────────────────────────── */
:root {
  --bg-base: #070707;
  --bg-alt: #0b0b0b;
  --bg-card: #101010;
  --bg-card-hover: #161616;
  --white: #f5f5f3;
  --gray: #9a9a96;
  --gray-dark: #55554f;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.22);
  --font-sans: "Instrument Sans", system-ui, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 0.45s var(--ease);
}

/* ─── 2. RESET ──────────────────────────────────── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-base);
  color: var(--white);
  font-family: var(--font-sans);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
}

::selection {
  background: var(--white);
  color: var(--bg-base);
}

/* em = serif italic accent used across headings */
h1 em,
h2 em,
.section-title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
}

/* ─── 3. NAVBAR ─────────────────────────────────── */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 6%;
  background: rgba(7, 7, 7, 0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 900;
  border-bottom: 1px solid transparent;
  transition:
    background var(--transition),
    border-color var(--transition);
}

.navbar.scrolled {
  background: rgba(7, 7, 7, 0.92);
  border-bottom-color: var(--border);
}

/* El lockup de marca sustituye al logotipo de texto. Las reglas de texto
   se conservan para los contextos donde todavía se usa (panel admin). */
.logo {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--white);
  display: inline-flex;
  align-items: center;
}
.logo span {
  color: var(--gray);
  font-weight: 400;
}
.logo img {
  height: 30px;
  width: auto;
  display: block;
  /* El lockup ya trae su propio aire lateral */
  margin-left: -2px;
}
.navbar .logo img {
  transition: opacity var(--transition);
}
.navbar .logo:hover img {
  opacity: 0.72;
}
.footer-brand .logo img {
  height: 34px;
  margin-bottom: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-links a {
  color: var(--gray);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 50px;
  position: relative;
  transition:
    color var(--transition),
    background var(--transition);
}
.nav-links a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.btn-login {
  background: var(--white) !important;
  color: #0a0a0a !important;
  font-weight: 600 !important;
  padding: 9px 22px !important;
  border-radius: 50px !important;
  margin-left: 10px;
  transition: var(--transition) !important;
}
.btn-login:hover {
  background: #d9d9d5 !important;
  transform: translateY(-1px);
}

.hamburger {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--white);
  padding: 9px 13px;
  border-radius: 50px;
  cursor: pointer;
  font-size: 1rem;
}

/* ─── Auth-aware nav pill ────────────────────────── */
#nav-auth-area,
#nav-auth-area-mobile {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-user-pill {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-avatar {
  width: 30px;
  height: 30px;
  background: var(--white);
  color: #0a0a0a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}
.nav-username {
  font-size: 0.85rem;
  color: var(--gray);
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.btn-logout {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--gray);
  padding: 7px 16px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: var(--transition);
}
.btn-logout:hover {
  color: var(--white);
  border-color: var(--white);
}

/* ─── Mobile menu ───────────────────────────────── */
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: var(--bg-alt);
  padding: 16px 6%;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 65px;
  z-index: 899;
}
.mobile-menu.open {
  display: flex;
}
.mobile-menu a {
  color: var(--gray);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  transition: var(--transition);
}
.mobile-menu a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}
.btn-login-mobile {
  background: var(--white) !important;
  color: #0a0a0a !important;
  font-weight: 600;
  margin-top: 8px;
  text-align: center;
  border-radius: 50px;
}

/* ─── 4. HERO ───────────────────────────────────── */
.hero {
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 100px 6% 80px;
  position: relative;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 100%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  width: 640px;
  height: 640px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.055) 0%,
    transparent 65%
  );
  top: -180px;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
  animation: glowBreathe 7s ease-in-out infinite;
}
@keyframes glowBreathe {
  0%,
  100% {
    opacity: 0.8;
    transform: translateX(-50%) scale(1);
  }
  50% {
    opacity: 1;
    transform: translateX(-50%) scale(1.08);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--gray);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 36px;
  opacity: 0;
  animation: fadeUp 0.9s var(--ease) 0.1s forwards;
}
.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--white);
  animation: blink 2s infinite;
}
@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.25;
  }
}

.hero h1 {
  font-size: clamp(2.8rem, 6.4vw, 5.2rem);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}
.hero h1 .line {
  display: block;
  overflow: hidden;
}
.hero h1 .line > span {
  display: block;
  transform: translateY(110%);
  animation: riseUp 1s var(--ease) forwards;
}
.hero h1 .line:nth-child(2) > span {
  animation-delay: 0.15s;
}
@keyframes riseUp {
  to {
    transform: translateY(0);
  }
}

.hero p {
  color: var(--gray);
  font-size: 1.08rem;
  max-width: 560px;
  margin: 0 auto 42px;
  line-height: 1.75;
  opacity: 0;
  animation: fadeUp 0.9s var(--ease) 0.45s forwards;
}

.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  opacity: 0;
  animation: fadeUp 0.9s var(--ease) 0.6s forwards;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.btn-primary {
  background: var(--white);
  color: #0a0a0a;
  padding: 15px 36px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.93rem;
  transition: var(--transition);
  border: 1px solid var(--white);
  cursor: pointer;
  display: inline-block;
}
.btn-primary:hover {
  background: transparent;
  color: var(--white);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  padding: 15px 36px;
  border-radius: 50px;
  font-weight: 500;
  font-size: 0.93rem;
  border: 1px solid var(--border-strong);
  transition: var(--transition);
  display: inline-block;
}
.btn-secondary:hover {
  background: var(--white);
  color: #0a0a0a;
  border-color: var(--white);
  transform: translateY(-2px);
}

.about-cta {
  margin-top: 34px;
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px;
  height: 44px;
  border: 1px solid var(--border-strong);
  border-radius: 20px;
  display: flex;
  justify-content: center;
  padding-top: 9px;
  opacity: 0;
  animation: fadeUp 1s var(--ease) 1s forwards;
}
.scroll-hint span {
  width: 3px;
  height: 8px;
  background: var(--white);
  border-radius: 3px;
  animation: scrollDot 1.8s ease-in-out infinite;
}
@keyframes scrollDot {
  0% {
    transform: translateY(0);
    opacity: 1;
  }
  70% {
    transform: translateY(14px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 0;
  }
}

/* ─── 5. MARQUEE ────────────────────────────────── */
.marquee {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 22px 0;
  background: var(--bg-alt);
  white-space: nowrap;
}
.marquee-track {
  display: inline-flex;
  align-items: center;
  gap: 38px;
  animation: marqueeMove 30s linear infinite;
  will-change: transform;
}
.marquee:hover .marquee-track {
  animation-play-state: paused;
}
.marquee-track span {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--gray);
  letter-spacing: 0.02em;
}
.marquee-track i {
  font-style: normal;
  color: var(--gray-dark);
  font-size: 0.75rem;
}
@keyframes marqueeMove {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* ─── 6. REVEAL (scroll animations) ─────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.9s var(--ease),
    transform 0.9s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── 7. HIGHLIGHTS ─────────────────────────────── */
.stats-section {
  padding: 90px 6%;
  background: var(--bg-base);
}
.stats-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  max-width: 1200px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.stat-item {
  padding: 42px 34px;
  border-right: 1px solid var(--border);
  background: transparent;
  transition: background var(--transition);
}
.stat-item:last-child {
  border-right: none;
}
.stat-item:hover {
  background: var(--bg-card);
}
.stat-index {
  display: block;
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--gray-dark);
  font-size: 1rem;
  margin-bottom: 18px;
}
.stat-item strong {
  display: block;
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.stat-item p {
  color: var(--gray);
  font-size: 0.86rem;
  line-height: 1.65;
}

/* ─── 8. SECTION HELPERS ────────────────────────── */
.section-header-center {
  text-align: center;
  margin-bottom: 70px;
}
.section-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gray);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}
.section-tag::before,
.section-tag::after {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--border-strong);
}
.about-text .section-tag::before {
  display: none;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 18px;
  line-height: 1.1;
}
.section-subtitle {
  color: var(--gray);
  font-size: 1rem;
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.75;
}

/* ─── 9. SERVICES ───────────────────────────────── */
.services {
  padding: 110px 6%;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
}
.service-card {
  background: var(--bg-card);
  padding: 40px 32px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition:
    border-color var(--transition),
    background var(--transition),
    transform var(--transition);
}
.service-card:hover {
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
  transform: translateY(-6px);
}
.service-icon-wrap {
  width: 50px;
  height: 50px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: var(--transition);
}
.service-card:hover .service-icon-wrap {
  background: var(--white);
}
.service-icon-wrap i {
  color: var(--white);
  font-size: 1.05rem;
  transition: var(--transition);
}
.service-card:hover .service-icon-wrap i {
  color: #0a0a0a;
}
.service-card h3 {
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}
.service-card p {
  color: var(--gray);
  font-size: 0.89rem;
  line-height: 1.7;
  margin-bottom: 22px;
}
.service-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.service-tags span {
  color: var(--gray);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 5px 12px;
  border-radius: 50px;
  border: 1px solid var(--border);
}

/* ── Producto propio destacado (cierra la sección de servicios) ── */
.product-feature {
  max-width: 1200px;
  margin: 96px auto 0;
  padding-top: 84px;
  border-top: 1px solid var(--border);
}

.product-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.product-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--gray);
  padding: 7px 16px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
}
.product-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--white);
  animation: blink 2s infinite;
}

.product-feature h3 {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 14px;
}
.product-feature h3 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
}
.product-tagline {
  color: var(--white);
  font-size: 1.02rem;
  line-height: 1.65;
  max-width: 720px;
  margin-bottom: 36px;
}

/* ── Carrusel del producto ── */
.carousel {
  position: relative;
  margin-bottom: 44px;
}
.carousel-viewport {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.5);
}
.carousel-track {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0;
  transition: transform 0.6s var(--ease);
}
.carousel-slide {
  flex: 0 0 100%;
  min-width: 0;
}
.carousel-slide img {
  width: 100%;
  height: auto;
  display: block;
}

/* Flechas */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: rgba(7, 7, 7, 0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--white);
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 2;
}
.carousel-arrow:hover:not(:disabled) {
  background: var(--white);
  color: #0a0a0a;
  border-color: var(--white);
}
.carousel-arrow:disabled {
  opacity: 0.3;
  cursor: default;
}
.carousel-prev {
  left: 18px;
}
.carousel-next {
  right: 18px;
}

/* Puntos */
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 9px;
  margin-top: 22px;
}
.carousel-dots button {
  width: 7px;
  height: 7px;
  padding: 0;
  border-radius: 50%;
  border: none;
  background: var(--border-strong);
  cursor: pointer;
  transition: var(--transition);
}
.carousel-dots button[aria-selected="true"] {
  background: var(--white);
  width: 24px;
  border-radius: 50px;
}

.carousel-caption {
  color: var(--gray-dark);
  font-size: 0.82rem;
  line-height: 1.7;
  text-align: center;
  margin-top: 14px;
  min-height: 1.4em;
}

@media (max-width: 700px) {
  .carousel-arrow {
    width: 38px;
    height: 38px;
    font-size: 0.75rem;
  }
  .carousel-prev {
    left: 10px;
  }
  .carousel-next {
    right: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .carousel-track {
    transition: none;
  }
}

.product-description {
  color: var(--gray);
  font-size: 0.96rem;
  line-height: 1.85;
  max-width: 820px;
  margin-bottom: 48px;
}
.product-description strong {
  color: var(--white);
  font-weight: 600;
}

/* Dos columnas: cómo funciona · qué detecta */
.product-body {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  margin-bottom: 48px;
}
.product-col h4 {
  color: var(--gray);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

/* Pasos numerados */
.product-steps {
  list-style: none;
  counter-reset: pstep;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.product-steps li {
  counter-increment: pstep;
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 16px;
  color: var(--gray);
  font-size: 0.92rem;
  line-height: 1.7;
}
.product-steps li::before {
  content: counter(pstep);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--gray-dark);
  line-height: 1.5;
}

/* Lo que detecta */
.product-catches {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.product-catches li {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 14px;
  align-items: start;
  color: var(--gray);
  font-size: 0.92rem;
  line-height: 1.7;
}
.product-catches i {
  color: var(--white);
  font-size: 0.6rem;
  width: 20px;
  height: 20px;
  margin-top: 4px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* El diferenciador, destacado */
.product-note {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 34px 38px;
  display: flex;
  align-items: flex-start;
  gap: 22px;
  margin-bottom: 40px;
}
.product-note i {
  color: var(--white);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 5px;
}
.product-note p {
  color: var(--gray);
  font-size: 0.95rem;
  line-height: 1.85;
}
.product-note strong {
  color: var(--white);
  font-weight: 600;
}

.product-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .product-feature {
    margin-top: 72px;
    padding-top: 60px;
  }
  .product-body {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .product-note {
    padding: 26px 24px;
    gap: 16px;
  }
  .product-actions .btn-primary,
  .product-actions .btn-secondary {
    width: 100%;
    text-align: center;
  }
}

/* ─── 10. ABOUT ─────────────────────────────────── */
.about-section {
  padding: 110px 6%;
  background: var(--bg-base);
  border-top: 1px solid var(--border);
}
.about-container {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 90px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.about-text h2 {
  font-size: clamp(2rem, 3.6vw, 3rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 26px;
}
.about-text p {
  color: var(--gray);
  margin-bottom: 18px;
  font-size: 0.97rem;
  line-height: 1.8;
}
.about-values {
  margin-top: 38px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.value-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.value-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.value-item i {
  color: var(--white);
  font-size: 0.95rem;
  margin-top: 4px;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}
.value-item strong {
  display: block;
  font-size: 0.96rem;
  font-weight: 600;
  margin-bottom: 2px;
}
.value-item span {
  color: var(--gray);
  font-size: 0.85rem;
}

/* About visual panel */
.about-visual {
  position: relative;
}
.about-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 34px;
}
.about-panel-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.about-panel-row:last-child {
  border-bottom: none;
}
.about-panel-row span {
  color: var(--gray-dark);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.about-panel-row strong {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 1.15rem;
  color: var(--white);
  text-align: right;
}

/* ─── 11. TECHNOLOGY ────────────────────────────── */
.tech-section {
  padding: 110px 6%;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.platforms-row {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}
.platform-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 30px;
  min-width: 128px;
  transition: var(--transition);
  cursor: default;
}
.platform-badge:hover {
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
  transform: translateY(-6px);
}
.platform-badge i {
  font-size: 1.7rem;
  color: var(--gray);
  transition: color var(--transition);
}
.platform-badge:hover i {
  color: var(--white);
}
.platform-badge span {
  color: var(--gray);
  font-size: 0.78rem;
  font-weight: 500;
}

/* ─── 12. SELECTED WORK ─────────────────────────── */
.work-section {
  padding: 110px 6%;
  background: var(--bg-base);
  border-top: 1px solid var(--border);
}

/* ── Productos secundarios: respaldo, no protagonistas ── */
.products-secondary {
  max-width: 1200px;
  margin: 104px auto 0;
  padding-top: 84px;
  border-top: 1px solid var(--border);
}
.products-secondary-title {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.products-secondary-intro {
  color: var(--gray);
  font-size: 0.94rem;
  line-height: 1.75;
  max-width: 620px;
  margin-bottom: 44px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.product-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
}
.product-card-visual {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.product-card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
}
.product-card:hover .product-card-visual img {
  transform: scale(1.04);
}
.product-card-body {
  padding: 28px 30px 30px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-card-body h4 {
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.product-card-body h4 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
}
.product-card-body p {
  color: var(--gray);
  font-size: 0.9rem;
  line-height: 1.75;
  margin-bottom: 22px;
  flex: 1;
}
.product-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  margin-bottom: 14px;
}
.product-card-meta span {
  color: var(--gray-dark);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.product-card-status {
  color: var(--gray);
  font-size: 0.8rem;
  font-style: italic;
  font-family: var(--font-serif);
}

@media (max-width: 860px) {
  .products-secondary {
    margin-top: 72px;
    padding-top: 60px;
  }
  .products-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .product-card-body {
    padding: 24px 22px 26px;
  }
}

/* ── Nota de "más en camino" ── */
.work-note {
  max-width: 1200px;
  margin: 72px auto 0;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.work-note p {
  color: var(--gray);
  font-size: 0.92rem;
  line-height: 1.7;
  max-width: 540px;
}
.work-note p strong {
  color: var(--white);
  font-weight: 600;
}

@media (max-width: 560px) {
  .work-section {
    padding: 80px 5%;
  }
}

/* ─── 13. AI PRACTICE ───────────────────────────── */
.ai-section {
  padding: 110px 6%;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}

/* ── Proceso por pasos ── */
.ai-process {
  max-width: 940px;
  margin: 0 auto;
  counter-reset: aistep;
}
.ai-step {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 34px;
  padding: 34px 8px;
  border-top: 1px solid var(--border);
  transition: background var(--transition);
}
.ai-step:last-of-type {
  border-bottom: 1px solid var(--border);
}
.ai-step:hover {
  background: rgba(255, 255, 255, 0.015);
}
.ai-step-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.75rem;
  line-height: 1.1;
  color: var(--gray-dark);
  transition: color var(--transition);
}
.ai-step:hover .ai-step-num {
  color: var(--gray);
}
.ai-step h3 {
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.ai-step p {
  color: var(--gray);
  font-size: 0.93rem;
  line-height: 1.8;
  max-width: 660px;
}

/* ── Principios ── */
.ai-principles {
  max-width: 1200px;
  margin: 84px auto 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.principle-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  transition: var(--transition);
}
.principle-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-strong);
  transform: translateY(-4px);
}
.principle-card i {
  font-size: 0.8rem;
  color: var(--white);
  width: 38px;
  height: 38px;
  margin-bottom: 20px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.principle-card strong {
  display: block;
  font-size: 0.97rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 9px;
}
.principle-card p {
  color: var(--gray);
  font-size: 0.87rem;
  line-height: 1.7;
}

/* ── Cierre honesto ── */
.ai-footnote {
  max-width: 940px;
  margin: 76px auto 0;
  padding: 26px 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: flex-start;
  gap: 18px;
}
.ai-footnote i {
  color: var(--white);
  font-size: 0.95rem;
  flex-shrink: 0;
  margin-top: 5px;
}
.ai-footnote p {
  color: var(--gray);
  font-size: 0.92rem;
  line-height: 1.8;
}
.ai-footnote strong {
  color: var(--white);
  font-weight: 600;
}

@media (max-width: 1080px) {
  .ai-principles {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 680px) {
  .ai-section {
    padding: 80px 5%;
  }
  .ai-step {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 28px 4px;
  }
  .ai-step-num {
    font-size: 1.45rem;
  }
  .ai-principles {
    grid-template-columns: 1fr;
    margin-top: 56px;
  }
  .ai-footnote {
    padding: 22px 20px;
    gap: 14px;
  }
}

/* ─── 14. TRUST ─────────────────────────────────── */
.trust-section {
  padding: 110px 6%;
  background: var(--bg-base);
  border-top: 1px solid var(--border);
}

.trust-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 56px;
}

.trust-item {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 18px;
  padding: 26px 0;
  border-top: 1px solid var(--border);
}
/* Las dos primeras de cada columna no duplican la línea superior */
.trust-item:nth-child(1),
.trust-item:nth-child(2) {
  border-top: none;
  padding-top: 0;
}
.trust-item > i {
  color: var(--white);
  font-size: 0.6rem;
  width: 22px;
  height: 22px;
  margin-top: 4px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.trust-item strong {
  display: block;
  font-size: 0.99rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.trust-item p {
  color: var(--gray);
  font-size: 0.9rem;
  line-height: 1.75;
  margin-bottom: 10px;
}
/* Dónde se puede comprobar cada compromiso */
.trust-where {
  color: var(--gray-dark);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

/* ── Testimonios: estructura lista, sin contenido inventado ── */
.testimonials {
  max-width: 1100px;
  margin: 96px auto 0;
  padding-top: 80px;
  border-top: 1px solid var(--border);
}
.testimonials-head {
  text-align: center;
  margin-bottom: 44px;
}
.testimonials-head h3 {
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.testimonials-head h3 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
}
.testimonials-head p {
  color: var(--gray);
  font-size: 0.94rem;
  line-height: 1.75;
  max-width: 580px;
  margin: 0 auto;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.testimonial {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
}
.testimonial blockquote {
  color: var(--gray);
  font-size: 0.93rem;
  line-height: 1.8;
  margin-bottom: 24px;
  flex: 1;
}
.testimonial figcaption {
  display: flex;
  align-items: center;
  gap: 13px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.testimonial-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  object-fit: cover;
  flex-shrink: 0;
}
.testimonial-who strong {
  display: block;
  font-size: 0.89rem;
  font-weight: 600;
}
.testimonial-who span {
  color: var(--gray-dark);
  font-size: 0.8rem;
}

/* Marcador mientras no hay testimonios reales: se ve intencional */
.testimonials-pending {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 44px 34px;
  text-align: center;
}
.testimonials-pending i {
  color: var(--gray-dark);
  font-size: 1.1rem;
  margin-bottom: 16px;
  display: block;
}
.testimonials-pending p {
  color: var(--gray);
  font-size: 0.93rem;
  line-height: 1.8;
  max-width: 560px;
  margin: 0 auto 22px;
}
.testimonials-pending strong {
  color: var(--white);
  font-weight: 600;
}

@media (max-width: 900px) {
  .trust-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .trust-item:nth-child(2) {
    border-top: 1px solid var(--border);
    padding-top: 26px;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .testimonials {
    margin-top: 72px;
    padding-top: 60px;
  }
}

@media (max-width: 560px) {
  .trust-section {
    padding: 80px 5%;
  }
  .testimonials-pending {
    padding: 34px 22px;
  }
}

/* ─── 15. FAQ ───────────────────────────────────── */
.faq-section {
  padding: 110px 6%;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.faq-container {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}
.faq-item {
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.faq-item:first-child {
  border-top: 1px solid var(--border);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: var(--white);
  padding: 26px 8px;
  text-align: left;
  font-size: 1.02rem;
  font-weight: 500;
  font-family: var(--font-sans);
  letter-spacing: -0.01em;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: opacity var(--transition);
}
.faq-question:hover {
  opacity: 0.75;
}
.faq-question i {
  color: var(--gray);
  font-size: 0.8rem;
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item.active .faq-question i {
  transform: rotate(45deg);
}
/* Se anima a la altura real del contenido: con un max-height fijo las
   respuestas largas quedaban recortadas en pantallas estrechas. */
.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.5s var(--ease);
}
.faq-item.active .faq-answer {
  grid-template-rows: 1fr;
}
.faq-answer > * {
  overflow: hidden;
}
.faq-answer p {
  padding: 0 8px 26px;
  color: var(--gray);
  font-size: 0.92rem;
  line-height: 1.75;
  max-width: 620px;
}
.faq-answer a {
  color: var(--white);
  text-decoration: underline;
  text-decoration-color: var(--border-strong);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--transition);
}
.faq-answer a:hover {
  text-decoration-color: var(--white);
}

/* ─── 16. CONTACT ───────────────────────────────── */
/* Campo trampa anti-spam: fuera de la vista y del foco, pero presente
   en el DOM para que los bots lo rellenen. */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.contact-section {
  padding: 110px 6%;
  background: var(--bg-base);
  border-top: 1px solid var(--border);
}
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: start;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 30px;
  padding-top: 10px;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}
.contact-info-item i {
  width: 46px;
  height: 46px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.95rem;
  flex-shrink: 0;
}
.contact-info-item strong {
  display: block;
  font-size: 0.94rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.contact-info-item span {
  color: var(--gray);
  font-size: 0.86rem;
}

.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.form-group label {
  color: var(--gray);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.form-group input,
.form-group textarea {
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 17px;
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  outline: none;
  transition: border-color var(--transition);
  resize: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-dark);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--border-strong);
}

.btn-submit {
  background: var(--white);
  color: #0a0a0a;
  padding: 15px 30px;
  border: 1px solid var(--white);
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.93rem;
  font-family: var(--font-sans);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: var(--transition);
}
.btn-submit:hover {
  background: transparent;
  color: var(--white);
  transform: translateY(-2px);
}

/* ─── 17. FOOTER ────────────────────────────────── */
.main-footer {
  background: #030303;
  padding: 90px 6% 40px;
  border-top: 1px solid var(--border);
}
.footer-container {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 50px;
  max-width: 1200px;
  margin: 0 auto;
}
.footer-brand .logo {
  font-size: 1rem;
  margin-bottom: 18px;
  display: inline-block;
}
.footer-brand p {
  color: var(--gray);
  font-size: 0.88rem;
  line-height: 1.7;
  max-width: 300px;
  margin-bottom: 26px;
}
.socials {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.socials a {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray);
  font-size: 0.9rem;
  transition: var(--transition);
}
.socials a:hover {
  color: #0a0a0a;
  background: var(--white);
  border-color: var(--white);
  transform: translateY(-3px);
}

.footer-column h3 {
  color: var(--gray-dark);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  margin-bottom: 22px;
}
.footer-column ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-column ul li a {
  color: var(--gray);
  font-size: 0.88rem;
  transition: color var(--transition);
}
.footer-column ul li a:hover {
  color: var(--white);
}

.footer-bottom {
  margin-top: 70px;
  padding-top: 26px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--gray-dark);
  font-size: 0.8rem;
}

/* ─── 18. QUICK HELP (atajos flotantes) ─────────── */
.ia-floating-container {
  position: fixed;
  bottom: 28px;
  right: 28px;
  display: flex;
  align-items: center;
  z-index: 999;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font-sans);
}
.ia-floating-text {
  background: var(--bg-card);
  color: var(--white);
  padding: 10px 18px;
  border-radius: 50px;
  margin-right: 12px;
  font-size: 0.84rem;
  border: 1px solid var(--border);
  white-space: nowrap;
  transition: var(--transition);
}
.ia-floating-icon {
  width: 58px;
  height: 58px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  transition: transform var(--transition);
}
.ia-floating-container:hover .ia-floating-icon {
  transform: scale(1.08);
}
.ia-floating-icon i {
  color: #0a0a0a;
  font-size: 1.3rem;
}

.ia-chat-window {
  position: fixed;
  bottom: 100px;
  right: 28px;
  width: 320px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: none;
  flex-direction: column;
  z-index: 1000;
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.7);
}
.chat-header {
  background: var(--white);
  color: #0a0a0a;
  padding: 15px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.chat-header-info {
  display: flex;
  align-items: center;
  gap: 10px;
}
.chat-avatar {
  width: 34px;
  height: 34px;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}
.chat-name {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
}
.chat-subtitle {
  display: block;
  font-size: 0.73rem;
  opacity: 0.65;
  line-height: 1.4;
}
.chat-close {
  background: none;
  border: none;
  color: #0a0a0a;
  opacity: 0.55;
  cursor: pointer;
  padding: 4px;
  font-size: 0.95rem;
  line-height: 1;
  transition: opacity var(--transition);
}
.chat-close:hover {
  opacity: 1;
}
.chat-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: min(58vh, 460px);
  overflow-y: auto;
}
.chat-group-label {
  color: var(--gray-dark);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin: 10px 2px 2px;
}
.chat-group-label:first-child {
  margin-top: 0;
}
.chat-option {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-size: 0.84rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  color: var(--gray);
}
.chat-option i {
  color: var(--white);
  font-size: 0.82rem;
}
.chat-option:hover,
.chat-option:focus-visible {
  border-color: var(--border-strong);
  color: var(--white);
  background: var(--bg-card-hover);
}

/* ─── 19. COOKIE BANNER ─────────────────────────── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 20px 6%;
  display: none;
  justify-content: space-between;
  align-items: center;
  z-index: 9999;
  box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.6);
}
.cookie-content h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 5px;
}
.cookie-content p {
  color: var(--gray);
  font-size: 0.82rem;
}
.cookie-content a {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.cookie-btns {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
  margin-left: 30px;
}
.btn-cookie-accept {
  background: var(--white);
  color: #0a0a0a;
  border: 1px solid var(--white);
  padding: 10px 24px;
  border-radius: 50px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  transition: var(--transition);
}
.btn-cookie-accept:hover {
  background: #d9d9d5;
}
.btn-cookie-settings {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--gray);
  padding: 10px 24px;
  border-radius: 50px;
  cursor: pointer;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  transition: var(--transition);
}
.btn-cookie-settings:hover {
  color: var(--white);
  border-color: var(--white);
}

/* ─── 20. RESPONSIVE ────────────────────────────── */
@media (max-width: 1100px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-item:nth-child(2) {
    border-right: none;
  }
  .stat-item:nth-child(-n + 2) {
    border-bottom: 1px solid var(--border);
  }
  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 900px) {
  .hero {
    min-height: 80vh;
    padding: 90px 6% 70px;
  }
  .about-container,
  .contact-wrapper {
    grid-template-columns: 1fr;
    gap: 56px;
  }
  .nav-links {
    display: none;
  }
  .hamburger {
    display: block;
  }
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: 2.4rem;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .footer-container {
    grid-template-columns: 1fr;
  }
  .stats-container {
    grid-template-columns: 1fr;
  }
  .stat-item {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .stat-item:last-child {
    border-bottom: none;
  }
  .platform-badge {
    min-width: 100px;
    padding: 20px 18px;
  }
  .cookie-banner {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
  .cookie-btns {
    margin-left: 0;
  }
  .ia-floating-text {
    display: none;
  }
  .contact-form-wrap {
    padding: 26px 20px;
  }
  .about-panel {
    padding: 6px 22px;
  }
  .about-panel-row {
    flex-direction: column;
    gap: 4px;
    align-items: flex-start;
  }
  .about-panel-row strong {
    text-align: left;
  }
}

/* ─── 21. REDUCED MOTION ────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  .hero h1 .line > span {
    transform: none;
  }
  .hero-badge,
  .hero p,
  .hero-btns,
  .scroll-hint {
    opacity: 1;
  }
}

/* ─── Mensaje de error del formulario de contacto ──
   Mismo estilo que .form-error en page.css (soporte/reclamaciones). */
.form-error {
  display: none;
  margin: -6px 0 16px;
  padding: 12px 16px;
  border: 1px solid var(--border-strong);
  border-left: 2px solid var(--white);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--gray);
  font-size: 0.88rem;
  line-height: 1.6;
}
.form-error.show {
  display: block;
}

/* El widget de Turnstile reserva su propio alto para no saltar el layout */
.cf-turnstile {
  margin-bottom: 16px;
}

/* ─── OFFER: banda compacta de la home ───────────
   El detalle completo está en launch-sprint.html; aquí solo el gancho
   con los tres precios, para no alargar más la portada. */
.offer-band {
  padding: 90px 6%;
  background: var(--bg-base);
  border-top: 1px solid var(--border);
}
.offer-band-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "text tiers"
    "cta  tiers";
  gap: 28px 56px;
  align-items: center;
}
.offer-band-text {
  grid-area: text;
  max-width: 460px;
}
.offer-band-text h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--white);
  margin: 14px 0 14px;
}
.offer-band-text h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
}
.offer-band-text p {
  color: var(--gray);
  font-size: 1rem;
  line-height: 1.7;
}
.offer-band-tiers {
  grid-area: tiers;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 290px;
}
.offer-band-tier {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "name  price"
    "time  price";
  gap: 2px 18px;
  align-items: center;
  padding: 18px 22px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition:
    border-color var(--transition),
    background var(--transition);
}
.offer-band-tier:hover {
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
}
/* El tramo principal se marca con una barra lateral, no con color:
   la paleta es monocroma a propósito. */
.offer-band-tier-main {
  border-color: var(--border-strong);
  border-left: 2px solid var(--white);
}
.offer-band-name {
  grid-area: name;
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 600;
}
.offer-band-time {
  grid-area: time;
  color: var(--gray-dark);
  font-size: 0.78rem;
}
.offer-band-price {
  grid-area: price;
  color: var(--white);
  font-size: 1.05rem;
  font-weight: 600;
  white-space: nowrap;
}
.offer-band-price small {
  color: var(--gray);
  font-size: 0.75rem;
  font-weight: 500;
}
.offer-band-cta {
  grid-area: cta;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

@media (max-width: 900px) {
  .offer-band-inner {
    grid-template-columns: 1fr;
    grid-template-areas:
      "text"
      "tiers"
      "cta";
    gap: 28px;
  }
  .offer-band-tiers {
    min-width: 0;
  }
}