/* ==========================================================================
   COMPONENTS — header, nav, hero, cards, botones, footer, formulario
   ========================================================================== */

/* --------------------------------------------------------------------------
   Logo
   -------------------------------------------------------------------------- */
.logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-black);
  font-synthesis: none;
}

.logo--white {
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   Header / navegación
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  height: var(--header-height);
  background: var(--color-white);
  border-bottom: var(--border-thin);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.main-nav {
  display: none;
}

.main-nav ul {
  display: flex;
  gap: 40px;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 10px 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-black);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--color-red);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  transform: scaleX(1);
}

/* Botón hamburguesa */
.nav-toggle {
  position: relative;
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 6px;
  width: 32px;
  height: 32px;
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-black);
  transition: transform var(--transition), opacity var(--transition), background-color var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar {
  background: var(--color-white);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  width: 100%;
  transform: translateY(-8px) rotate(-45deg);
}

/* Menú móvil full-screen */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 250;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 48px;
  background: var(--color-black);
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--transition), visibility var(--transition);
}

.mobile-menu.is-open {
  visibility: visible;
  opacity: 1;
}

.mobile-menu__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-white);
  font-synthesis: none;
}

.mobile-menu__logo svg {
  width: 28px;
  height: 28px;
  color: var(--color-red);
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.mobile-menu-link {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 6vw, 32px);
  color: var(--color-white);
  text-transform: uppercase;
  font-synthesis: none;
}

.mobile-menu-link[aria-current="page"] {
  color: var(--color-red);
}

body.nav-open {
  overflow: hidden;
}

@media (min-width: 1024px) {
  .main-nav {
    display: block;
  }

  .nav-toggle,
  .mobile-menu {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  padding-top: clamp(40px, 6vw, 72px);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.hero__title {
  max-width: 32ch;
}

.hero__subtitle {
  margin-top: 24px;
  max-width: 56ch;
  font-size: var(--fs-body-lg);
  color: var(--color-gray);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
}

.hero__meta {
  margin-top: 32px;
  padding-top: 24px;
  border-top: var(--border-thin);
}

/* --------------------------------------------------------------------------
   Botones
   -------------------------------------------------------------------------- */
.btn {
  display: inline-block;
  padding: 16px 32px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-align: center;
  white-space: nowrap;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.btn--primary {
  background: var(--color-red);
  border-color: var(--color-red);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-red-dark);
  border-color: var(--color-red-dark);
}

.btn--secondary {
  background: transparent;
  border-color: var(--color-black);
  color: var(--color-black);
}

.btn--secondary:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.btn--on-dark {
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn--on-dark:hover {
  background: var(--color-white);
  color: var(--color-black);
}

@media (max-width: 479px) {
  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }
}

/* --------------------------------------------------------------------------
   Grids y cards
   -------------------------------------------------------------------------- */
.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .grid--2,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .grid--2 {
    gap: 40px;
  }
}

.card {
  display: flex;
  flex-direction: column;
  padding: 32px;
  background: var(--color-white);
  border: var(--border-thin);
  transition: border-color var(--transition);
}

a.card {
  text-decoration: none;
}

.card:hover {
  border-color: var(--color-red);
}

.card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
}

.card__icon {
  width: 28px;
  height: 28px;
  color: var(--color-red);
  flex-shrink: 0;
}

.card__number {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 900;
  color: var(--color-gray-light);
  font-synthesis: none;
}

.card__title {
  margin-bottom: 12px;
}

.card__text {
  flex-grow: 1;
  color: var(--color-gray);
}

.card__link {
  display: inline-block;
  margin-top: 24px;
  color: var(--color-red);
  font-weight: 600;
  font-size: 14px;
}

/* --------------------------------------------------------------------------
   Pasos numerados ("Cómo trabajamos")
   -------------------------------------------------------------------------- */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
  }
}

.step__number {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 900;
  color: var(--color-red);
  margin-bottom: 16px;
  font-synthesis: none;
}

.step__title {
  margin-bottom: 12px;
}

.step__text {
  color: var(--color-gray);
}

/* --------------------------------------------------------------------------
   Chips / badges técnicos
   -------------------------------------------------------------------------- */
.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.chip {
  padding: 10px 16px;
  border: var(--border-thin);
  border-radius: var(--radius);
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-charcoal);
}

/* --------------------------------------------------------------------------
   Sectores
   -------------------------------------------------------------------------- */
.sectors__text {
  font-size: var(--fs-body-lg);
  line-height: 1.9;
}

/* --------------------------------------------------------------------------
   Metodología (secuencia con flechas)
   -------------------------------------------------------------------------- */
.methodology {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.methodology__step {
  padding: 16px 24px;
  border: var(--border-thin);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14px;
}

.methodology__arrow {
  color: var(--color-red);
  font-size: 20px;
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   Lista de servicios simples
   -------------------------------------------------------------------------- */
.service-list {
  display: flex;
  flex-direction: column;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
  border-bottom: var(--border-thin);
  font-size: var(--fs-body-lg);
  font-weight: 500;
}

.service-list li:first-child {
  border-top: var(--border-thin);
}

.service-list .card__icon {
  width: 24px;
  height: 24px;
}

/* --------------------------------------------------------------------------
   CTA final
   -------------------------------------------------------------------------- */
.cta-band {
  text-align: center;
}

.cta-band__inner {
  max-width: 640px;
  margin: 0 auto;
}

.cta-band h2 {
  margin-bottom: 32px;
}

/* --------------------------------------------------------------------------
   Formulario de contacto
   -------------------------------------------------------------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 64px;
}

@media (min-width: 1024px) {
  .contact-layout {
    grid-template-columns: 3fr 2fr;
    gap: 5%;
  }
}

.form-group {
  margin-bottom: 28px;
}

.form-label {
  display: block;
  margin-bottom: 10px;
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-gray);
  border-radius: 0;
  font-size: var(--fs-body-lg);
  font-family: var(--font-body);
  color: var(--color-black);
  transition: border-color var(--transition);
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%236b6b6b' d='M4 6l4 4 4-4z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 4px center;
  background-size: 16px;
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-red);
  outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: #b5b5b5;
}

.form-submit {
  margin-top: 8px;
}

.form-success {
  display: none;
  margin-top: 24px;
  padding: 20px 24px;
  border: 1px solid var(--color-red);
  border-radius: var(--radius);
  font-weight: 600;
}

.form-success.is-visible {
  display: block;
}

/* Datos de contacto */
.contact-info dl {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-info dt {
  margin-bottom: 8px;
}

.contact-info dd {
  font-size: var(--fs-body-lg);
}

.contact-info dd a {
  color: var(--color-black);
  font-weight: 600;
  border-bottom: 1px solid var(--color-gray-light);
}

.contact-info dd a:hover {
  color: var(--color-red);
  border-color: var(--color-red);
}

.contact-info .btn {
  margin-top: 8px;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-black);
  color: var(--color-white);
}

.footer-top {
  padding-top: 48px;
  padding-bottom: 24px;
}

.footer-tagline {
  margin-top: 12px;
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

@media (min-width: 768px) {
  .footer-inner {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-heading {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray);
  margin-bottom: 16px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
  color: var(--color-gray-light);
}

.footer-col a:hover {
  color: var(--color-red);
}

.footer-bottom {
  border-top: 1px solid var(--color-charcoal);
}

.footer-bottom .container {
  padding-top: 24px;
  padding-bottom: 24px;
}

.footer-bottom p {
  font-size: 14px;
  color: var(--color-gray);
}

/* --------------------------------------------------------------------------
   Página de error 404
   -------------------------------------------------------------------------- */
.error-page {
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
}

.error-page__inner {
  max-width: 640px;
}

/* --------------------------------------------------------------------------
   Header dark-over-hero variant
   -------------------------------------------------------------------------- */
.site-header--over-dark {
  background: transparent;
  border-bottom-color: transparent;
  transition: background-color 0.35s ease, border-bottom-color 0.35s ease;
}
.site-header--over-dark .logo {
  color: var(--color-white);
}
.site-header--over-dark .nav-link {
  color: rgba(255,255,255,0.85);
}
.site-header--over-dark .nav-link::after {
  background: var(--color-red);
}
.site-header--over-dark .nav-toggle-bar {
  background: var(--color-white);
}
/* After scrolling past hero */
.site-header--solid {
  background: var(--color-white);
  border-bottom-color: var(--color-gray-light);
}
.site-header--solid .logo {
  color: var(--color-black);
}
.site-header--solid .nav-link {
  color: var(--color-black);
}
.site-header--solid .nav-toggle-bar {
  background: var(--color-black);
}

/* Magnetic button — JS controls the translate */
.btn--magnetic {
  transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              background-color var(--transition),
              border-color var(--transition);
  will-change: transform;
}

/* Ghost button (hero secondary) */
.btn--ghost {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.35);
  color: rgba(255,255,255,0.85);
}
.btn--ghost:hover {
  border-color: rgba(255,255,255,0.8);
  color: var(--color-white);
}

/* Small button variant */
.btn--sm {
  padding: 10px 20px;
  font-size: 13px;
}

/* Large button variant */
.btn--lg {
  padding: 18px 40px;
  font-size: 15px;
}

/* --------------------------------------------------------------------------
   Hero single-page (hero-sp)
   -------------------------------------------------------------------------- */
.hero-sp {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background: var(--color-black);
  overflow: hidden;
}

/* Dot-grid background */
.hero-sp__grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.055) 1px, transparent 0);
  background-size: 36px 36px;
  pointer-events: none;
}

/* Mouse-following spotlight */
.hero-sp__spotlight {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle 700px at var(--sx, -400px) var(--sy, -400px), rgba(196,30,58,0.14) 0%, transparent 65%);
  pointer-events: none;
  transition: background 0.05s linear;
}

.hero-sp__inner {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + clamp(48px, 7vw, 96px));
  padding-bottom: clamp(64px, 8vw, 120px);
}

.hero-sp__content {
  max-width: 900px;
}

.hero-sp__label {
  display: block;
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 28px;
  animation: sp-fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.05s both;
}

.hero-sp__title {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--color-white);
  font-synthesis: none;
  margin-bottom: 32px;
  animation: sp-fade-up 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.15s both;
}

.hero-sp__accent {
  font-style: normal;
  color: var(--color-red);
}

.hero-sp__sub {
  max-width: 540px;
  font-size: clamp(16px, 1.6vw, 20px);
  line-height: 1.6;
  color: rgba(255,255,255,0.55);
  margin-bottom: 48px;
  animation: sp-fade-up 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.28s both;
}

.hero-sp__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  animation: sp-fade-up 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.38s both;
}

@keyframes sp-fade-up {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 479px) {
  .hero-sp__actions {
    flex-direction: column;
  }
  .hero-sp__actions .btn {
    width: 100%;
    text-align: center;
  }
}

/* --------------------------------------------------------------------------
   Ticker / marquee
   -------------------------------------------------------------------------- */
.ticker-outer {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 0;
}

.ticker-track {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  white-space: nowrap;
  animation: ticker-scroll 40s linear infinite;
  will-change: transform;
}

.ticker-track span {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
}

.tick-sep {
  color: var(--color-red) !important;
  font-weight: 900 !important;
  font-size: 14px !important;
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

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

/* --------------------------------------------------------------------------
   Service cards (svc-card)
   -------------------------------------------------------------------------- */
.svc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 700px) and (max-width: 1179px) {
  .svc-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
  }
}

@media (min-width: 1180px) {
  .svc-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 2px;
  }
}

.svc-card {
  position: relative;
  overflow: hidden;
  padding: 40px 32px 44px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-light);
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  cursor: default;
}

@media (min-width: 700px) and (max-width: 1179px) {
  .svc-card:nth-child(2n) {
    border-left: none;
  }
  .svc-card:nth-child(n+3) {
    border-top: none;
  }
}

@media (min-width: 1180px) {
  .svc-card:not(:first-child) {
    border-left: none;
  }
}

.svc-card:hover {
  border-color: var(--color-red);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.1);
  z-index: 1;
}

/* Mouse-following glow inside each card */
.svc-card__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle 350px at var(--gx, -200px) var(--gy, -200px), rgba(196,30,58,0.07) 0%, transparent 65%);
  pointer-events: none;
}

.svc-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
}

.svc-card__icon {
  width: 28px;
  height: 28px;
  color: var(--color-red);
  flex-shrink: 0;
}

.svc-card__num {
  font-family: var(--font-display);
  font-size: 44px;
  font-weight: 900;
  color: var(--color-gray-light);
  line-height: 1;
  font-synthesis: none;
}

.svc-card__title {
  font-size: clamp(18px, 1.8vw, 22px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  color: var(--color-black);
}

.svc-card__desc {
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-gray);
  margin-bottom: 28px;
}

.svc-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-gray-light);
}

.svc-card__list li {
  padding: 12px 0 12px 20px;
  position: relative;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-charcoal);
  border-bottom: 1px solid var(--color-gray-light);
}

.svc-card__list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-red);
  font-weight: 700;
  font-size: 12px;
  top: 50%;
  transform: translateY(-50%);
}

/* --------------------------------------------------------------------------
   Highlights band (dark strip)
   -------------------------------------------------------------------------- */
.highlights-band {
  background: var(--color-black);
  padding: clamp(48px, 6vw, 80px) 0;
}

.highlights-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 768px) {
  .highlights-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
  }
}

.highlight {
  padding: 40px 32px;
  border: 1px solid rgba(255,255,255,0.07);
  transition: border-color 0.3s;
}

.highlight:hover {
  border-color: rgba(196,30,58,0.4);
}

@media (min-width: 768px) {
  .highlight:not(:first-child) {
    border-left: none;
  }
}

.highlight__icon {
  width: 40px;
  height: 40px;
  margin-bottom: 24px;
  color: var(--color-red);
  display: flex;
  align-items: center;
}

.highlight__icon svg {
  width: 100%;
  height: 100%;
}

.highlight__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.highlight__text {
  font-size: 15px;
  line-height: 1.65;
  color: rgba(255,255,255,0.45);
}

/* --------------------------------------------------------------------------
   Steps 4-column variant
   -------------------------------------------------------------------------- */
.steps--4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 640px) {
  .steps--4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 48px;
  }
}

@media (min-width: 1024px) {
  .steps--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* --------------------------------------------------------------------------
   Contact dark section
   -------------------------------------------------------------------------- */
.contact-dark .section-header .label-technical {
  color: rgba(255,255,255,0.4);
}

.label-technical--dim {
  color: rgba(255,255,255,0.4) !important;
}

.contact-info__link {
  color: var(--color-white);
  font-weight: 600;
  font-size: var(--fs-body-lg);
  border-bottom: 1px solid rgba(255,255,255,0.2);
  transition: border-color 0.2s;
}
.contact-info__link:hover {
  color: var(--color-red);
  border-color: var(--color-red);
}

.contact-info__val {
  color: rgba(255,255,255,0.6);
  font-size: var(--fs-body-lg);
}

/* Inverted form (dark bg) */
.form-label--inv {
  color: rgba(255,255,255,0.45);
}

.form-input--inv,
.form-select--inv,
.form-textarea--inv {
  color: var(--color-white);
  border-bottom-color: rgba(255,255,255,0.2);
  background-image: none;
}

.form-select--inv {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23ffffff' d='M4 6l4 4 4-4z'/%3E%3C/svg%3E");
  color: rgba(255,255,255,0.6);
}

.form-select--inv option {
  background: var(--color-charcoal);
  color: var(--color-white);
}

.form-input--inv::placeholder,
.form-textarea--inv::placeholder {
  color: rgba(255,255,255,0.2);
}

.form-input--inv:focus,
.form-select--inv:focus,
.form-textarea--inv:focus {
  border-bottom-color: var(--color-red);
}

/* Footer minimal variant (single page) */
.footer-mail {
  color: var(--color-gray);
  transition: color 0.2s;
}
.footer-mail:hover {
  color: var(--color-red);
}

/* --------------------------------------------------------------------------
   WhatsApp
   -------------------------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 32px rgba(0,0,0,0.32);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  color: var(--color-white);
}

@media (max-width: 479px) {
  .whatsapp-float {
    bottom: 16px;
    right: 16px;
    width: 50px;
    height: 50px;
  }
  .whatsapp-float svg {
    width: 25px;
    height: 25px;
  }
}

.btn--whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #25d366;
  border-color: #25d366;
  color: var(--color-white);
}

.btn--whatsapp:hover {
  background: #1ebc59;
  border-color: #1ebc59;
}

.btn--whatsapp svg {
  width: 16px;
  height: 16px;
}

.error-page .label-technical {
  margin-bottom: 16px;
}

.error-page h1 {
  margin-bottom: 16px;
}

.error-page__subtitle {
  color: var(--color-gray);
  margin-bottom: 40px;
}