/*
  Qualis Fidelis — Refactor multipágina
  Componentes compartidos: header, footer y utilidades de "pendiente".
  Depende de assets/css/tokens.css (variables). Se carga después de
  assets/css/style.css para convivir con el resto del sitio, que
  todavía no fue migrado a este sistema.
*/

:root {
  --header-height: 80px;
}

/* ============ Base tipográfica ============ */

.qf-header,
.qf-footer,
main {
  font-family: var(--font-body);
}

main h1,
main h2,
main h3,
main h4,
.qf-footer h2,
.qf-footer h3,
.qf-footer h4 {
  font-family: var(--font-display);
}

/* ============ Header / Nav ============ */

#header.qf-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  padding: 0;
  box-sizing: border-box;
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 0 rgba(17, 24, 39, 0.03), 0 12px 24px -18px rgba(17, 24, 39, 0.25);
}

.qf-header__inner {
  max-width: var(--content-max);
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--margin);
  display: flex;
  align-items: center;
  gap: var(--gutter);
}

.qf-brand {
  display: flex;
  align-items: center;
  margin-right: auto;
}

.qf-brand img {
  height: 32px;
  width: auto;
  display: block;
}

.qf-nav {
  display: flex;
}

.qf-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--gutter);
  margin: 0;
  padding: 0;
}

.qf-nav__link {
  font-family: var(--font-body);
  font-size: var(--text-label-lg);
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.qf-nav__link:hover {
  color: var(--color-text);
}

.qf-nav__link[aria-current="page"] {
  color: var(--color-qualis);
  border-bottom-color: var(--color-qualis);
}

.qf-nav__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--color-qualis);
  color: #fff !important;
  font-family: var(--font-body);
  font-size: var(--text-label-lg);
  font-weight: 700;
  text-decoration: none;
  padding: 10px 18px;
  border-radius: var(--radius-lg);
  border-bottom: none !important;
  box-shadow: 0 6px 16px -6px color-mix(in srgb, var(--color-qualis) 55%, transparent);
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}

.qf-nav__cta:hover {
  background: var(--color-qualis-hover);
  color: #fff !important;
  transform: translateY(-1px);
  box-shadow: 0 10px 22px -6px color-mix(in srgb, var(--color-qualis) 65%, transparent);
}

.qf-nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--color-text);
  cursor: pointer;
}

@media (max-width: 991px) {
  .qf-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-surface);
    flex-direction: column;
    padding: var(--space-lg) var(--margin);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s, transform 0.2s;
  }

  .qf-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .qf-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
    width: 100%;
  }

  .qf-nav__link {
    font-size: var(--text-headline-sm);
  }

  .qf-nav-toggle {
    display: inline-flex;
  }

  .qf-nav__cta {
    width: fit-content;
  }
}

/* Compensa el header fijo para el contenido que sigue debajo (aún sin migrar) */
#hero .container {
  padding-top: calc(var(--header-height) + var(--space-lg));
}

/* ============ Footer ============ */

#footer.qf-footer {
  background: var(--color-surface-alt);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-body);
  color: var(--color-text);
}

#footer.qf-footer::before {
  content: "";
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--color-qualis), var(--color-producto) 55%, var(--color-sistema));
}

.qf-footer__top {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-xl) var(--margin);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gutter);
}

.qf-footer__brand {
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.qf-footer__brand img {
  height: 28px;
  width: auto;
  align-self: flex-start;
}

.qf-footer__brand p {
  font-size: var(--text-body-sm);
  line-height: var(--text-body-sm-line);
  color: var(--color-text-muted);
  margin: 0;
}

.qf-footer__links {
  grid-column: span 4;
}

.qf-footer__links h4 {
  font-family: var(--font-display);
  font-size: var(--text-label-lg);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text);
  margin: 0 0 var(--space-sm);
}

.qf-footer__links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.qf-footer__links a {
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}

.qf-footer__links a:hover {
  color: var(--color-qualis);
}

.qf-footer__bottom {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-md) var(--margin);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-label-md);
  color: var(--color-text-muted);
}

@media (max-width: 767px) {
  .qf-footer__brand,
  .qf-footer__links {
    grid-column: span 12;
  }
}

/* ============ Primitivas de layout ============ */

.qf-container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--margin);
}

.qf-section {
  padding: var(--space-xl) 0;
}

.qf-section--alt {
  background: var(--color-surface-alt);
}

.qf-section--tint {
  background: var(--color-qualis-container);
}

.qf-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: var(--text-label-lg);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-qualis);
  margin-bottom: var(--space-sm);
}

.qf-eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 4px color-mix(in srgb, currentColor 18%, transparent);
  flex-shrink: 0;
}

.qf-section--dark .qf-eyebrow {
  color: var(--color-qualis-muted);
}

.qf-heading {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin: 0;
}

.qf-heading--xl {
  font-size: var(--text-headline-xl);
  line-height: var(--text-headline-xl-line);
}

.qf-heading--lg {
  font-size: var(--text-headline-lg);
  line-height: var(--text-headline-lg-line);
}

.qf-heading--md {
  font-size: var(--text-headline-md);
  line-height: var(--text-headline-md-line);
}

.qf-heading--sm {
  font-size: var(--text-headline-sm);
  line-height: var(--text-headline-sm-line);
}

.qf-lede {
  font-family: var(--font-body);
  font-size: var(--text-body-lg);
  line-height: var(--text-body-lg-line);
  color: var(--color-text-muted);
  max-width: 62ch;
}

.qf-body {
  font-family: var(--font-body);
  font-size: var(--text-body-md);
  line-height: var(--text-body-md-line);
  color: var(--color-text-muted);
}

.qf-grid {
  display: grid;
  gap: var(--gutter);
}

.qf-grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

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

.qf-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 991px) {
  .qf-grid--3,
  .qf-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 599px) {
  .qf-grid--2,
  .qf-grid--3,
  .qf-grid--4 {
    grid-template-columns: 1fr;
  }
}

.qf-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  padding: var(--space-lg);
  transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}

/* Solo las cards clickeables (desplegables de normas) reaccionan al hover. */
details.qf-card:hover {
  box-shadow: var(--shadow-modal);
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--color-qualis) 35%, var(--color-border));
}

/* ============ Fondo ambiente (glows) ============ */

.qf-ambient {
  position: relative;
  overflow: hidden;
}

.qf-ambient::before,
.qf-ambient::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
}

.qf-ambient::before {
  top: -140px;
  left: 8%;
  background: rgba(125, 131, 192, 0.22);
}

.qf-ambient::after {
  bottom: -160px;
  right: 6%;
  background: rgba(130, 32, 32, 0.12);
}

.qf-ambient > * {
  position: relative;
  z-index: 1;
}

.qf-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 7px 12px;
  cursor: default;
}

.qf-bento__card--producto .qf-badge,
.qf-badge--producto {
  background: var(--color-producto-container);
  border-color: color-mix(in srgb, var(--color-producto) 25%, var(--color-producto-container));
  color: var(--color-producto);
}

.qf-bento__card--sistema .qf-badge,
.qf-badge--sistema {
  background: var(--color-sistema-container);
  border-color: color-mix(in srgb, var(--color-sistema) 20%, var(--color-sistema-container));
  color: var(--color-sistema);
}

.qf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--text-label-lg);
  font-weight: 700;
  text-decoration: none;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.qf-btn:hover {
  transform: translateY(-2px);
}

.qf-btn:active {
  transform: translateY(0);
}

.qf-btn--primary {
  background: var(--color-qualis);
  color: #fff;
  box-shadow: 0 8px 20px -6px color-mix(in srgb, var(--color-qualis) 55%, transparent);
}

.qf-btn--primary:hover {
  background: var(--color-qualis-hover);
  color: #fff;
  box-shadow: 0 12px 26px -6px color-mix(in srgb, var(--color-qualis) 65%, transparent);
}

.qf-btn--outline {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.qf-btn--outline:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-qualis);
  box-shadow: var(--shadow-card);
}

.qf-btn--producto {
  background: var(--color-producto);
  color: #fff;
  box-shadow: 0 8px 20px -6px color-mix(in srgb, var(--color-producto) 55%, transparent);
}

.qf-btn--producto:hover {
  background: #691a1a;
  color: #fff;
  box-shadow: 0 12px 26px -6px color-mix(in srgb, var(--color-producto) 65%, transparent);
}

.qf-btn--sistema {
  background: var(--color-sistema);
  color: #fff;
  box-shadow: 0 8px 20px -6px color-mix(in srgb, var(--color-sistema) 45%, transparent);
}

.qf-btn--sistema:hover {
  background: #2b2b2b;
  color: #fff;
  box-shadow: 0 12px 26px -6px color-mix(in srgb, var(--color-sistema) 55%, transparent);
}

/* ============ Hero (home) ============ */

#hero.qf-hero,
.qf-hero {
  position: relative;
  overflow: hidden;
  height: auto;
  width: auto;
  padding-top: calc(var(--header-height) + var(--space-xl) + var(--space-md));
  padding-bottom: calc(var(--space-xl) + var(--space-md));
  background:
    radial-gradient(1200px 820px at 82% -20%, color-mix(in srgb, var(--color-qualis) 30%, transparent), transparent 85%),
    radial-gradient(760px 520px at 5% 115%, color-mix(in srgb, var(--color-qualis) 13%, transparent), transparent 65%),
    linear-gradient(180deg, var(--color-qualis-container) 0%, var(--color-surface) 75%);
}

.qf-hero::before,
.qf-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  will-change: transform;
}

.qf-hero::before {
  width: 880px;
  height: 880px;
  top: -320px;
  right: -220px;
  filter: blur(140px);
  background: color-mix(in srgb, var(--color-qualis) 42%, transparent);
  transform: translate3d(0, var(--qf-parallax-1, 0px), 0);
}

.qf-hero::after {
  width: 560px;
  height: 560px;
  bottom: -260px;
  left: -150px;
  filter: blur(120px);
  background: color-mix(in srgb, var(--color-qualis) 22%, transparent);
  transform: translate3d(0, var(--qf-parallax-2, 0px), 0);
}

@media (prefers-reduced-motion: reduce) {
  .qf-hero::before,
  .qf-hero::after {
    transform: none !important;
  }
}

.qf-hero > * {
  position: relative;
  z-index: 1;
}

.qf-hero--producto {
  background:
    radial-gradient(1200px 820px at 85% -20%, color-mix(in srgb, var(--color-producto) 32%, transparent), transparent 85%),
    radial-gradient(760px 520px at 5% 115%, color-mix(in srgb, var(--color-qualis) 12%, transparent), transparent 65%),
    linear-gradient(180deg, var(--color-producto-container) 0%, var(--color-surface) 75%);
}

.qf-hero--producto::before {
  background: color-mix(in srgb, var(--color-producto) 44%, transparent);
}

.qf-hero--producto::after {
  background: color-mix(in srgb, var(--color-qualis) 18%, transparent);
}

.qf-hero--sistema {
  background:
    radial-gradient(1200px 820px at 85% -20%, color-mix(in srgb, var(--color-sistema) 28%, transparent), transparent 85%),
    radial-gradient(760px 520px at 5% 115%, color-mix(in srgb, var(--color-qualis) 12%, transparent), transparent 65%),
    linear-gradient(180deg, var(--color-sistema-container) 0%, var(--color-surface) 75%);
}

.qf-hero--sistema::before {
  background: color-mix(in srgb, var(--color-sistema) 38%, transparent);
}

.qf-hero--sistema::after {
  background: color-mix(in srgb, var(--color-qualis) 18%, transparent);
}

#hero.qf-hero.qf-hero--display h1,
.qf-hero--display h1 {
  font-size: var(--text-display-lg-mobile);
  line-height: var(--text-display-lg-mobile-line);
}

@media (min-width: 768px) {
  #hero.qf-hero.qf-hero--display h1,
  .qf-hero--display h1 {
    font-size: var(--text-display-lg);
    line-height: var(--text-display-lg-line);
  }
}

.qf-hero__grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--gutter);
  align-items: center;
}

@media (max-width: 991px) {
  .qf-hero__grid {
    grid-template-columns: 1fr;
  }
}

#hero.qf-hero h1,
.qf-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-headline-xl);
  line-height: var(--text-headline-xl-line);
  color: var(--color-text);
  margin: 0 0 var(--space-md);
}

.qf-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.qf-hero__visual--brand {
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-qualis);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-xl);
}

.qf-hero__visual--brand img {
  max-width: 340px;
  width: 100%;
  height: auto;
}

.qf-hero__visual.pendiente-bloque {
  position: relative;
  min-height: 320px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.qf-hero__visual.pendiente-bloque::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--color-qualis), var(--color-producto));
}

.qf-hero__visual.pendiente-bloque::before,
.qf-gallery .pendiente-bloque::before,
.qf-metric.pendiente-bloque::before {
  flex-basis: 100%;
  text-align: center;
}

/* ============ Bento (líneas de certificación) ============ */

.qf-bento {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gutter);
}

@media (max-width: 899px) {
  .qf-bento {
    grid-template-columns: 1fr;
  }
}

.qf-bento__card {
  border-top: 4px solid transparent;
  position: relative;
  display: flex;
  flex-direction: column;
}

.qf-bento__card > .qf-btn,
.qf-bento__card > .qf-link-arrow {
  margin-top: auto;
  align-self: flex-start;
  padding-top: var(--space-md);
}

/* Tarjetas de norma expandibles (catálogo normativo de Sistemas de Gestión) */

.qf-norma-card {
  align-self: start;
}

.qf-benefit-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-sistema-container);
  color: var(--color-sistema);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: var(--space-sm);
}

.qf-norma-card summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-sm);
  min-height: 104px;
}

.qf-norma-card summary::-webkit-details-marker {
  display: none;
}

.qf-norma-card summary::marker {
  content: "";
  display: none;
}

.qf-norma-card summary h3 {
  align-self: stretch;
  margin: 0;
}

.qf-norma-card__toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-qualis);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s ease;
}

.qf-norma-card__toggle::before {
  content: "\f282";
  font-family: "bootstrap-icons";
  font-size: 14px;
  line-height: 1;
  transition: transform 0.2s ease;
}

.qf-norma-card[open] .qf-norma-card__toggle {
  background: var(--color-qualis-container);
}

.qf-norma-card[open] .qf-norma-card__toggle::before {
  transform: rotate(180deg);
}

.qf-norma-card__body {
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: flex-start;
}

.qf-link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-label-lg);
  color: var(--color-qualis);
  text-decoration: none;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: color 0.2s ease;
}

.qf-link-arrow::after {
  content: "\2192";
  transition: transform 0.2s ease;
}

.qf-link-arrow:hover {
  color: var(--color-qualis-hover);
}

.qf-link-arrow:hover::after {
  transform: translateX(4px);
}

.qf-bento__card--producto {
  border-top-color: var(--color-producto);
}

details.qf-bento__card--producto:hover {
  border-color: color-mix(in srgb, var(--color-producto) 40%, var(--color-border));
  border-top-color: var(--color-producto);
}

.qf-bento__card--sistema {
  border-top-color: var(--color-sistema);
}

details.qf-bento__card--sistema:hover {
  border-color: color-mix(in srgb, var(--color-sistema) 40%, var(--color-border));
  border-top-color: var(--color-sistema);
}

.qf-bento__eyebrow-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.qf-bento__pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: var(--text-label-md);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--color-surface-alt);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.qf-bento__card--producto .qf-bento__pill {
  color: var(--color-producto);
}

.qf-bento__card--sistema .qf-bento__pill {
  color: var(--color-sistema);
}

.qf-bento__tag {
  font-family: var(--font-body);
  font-size: var(--text-label-md);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.qf-bento__badges {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: var(--space-xs);
  margin: var(--space-md) 0 var(--space-lg);
}

/* Tiles informativos: ícono arriba centrado y texto debajo. */
.qf-bento__badges .qf-badge {
  cursor: default;
  flex-direction: column;
  justify-content: flex-start;
  gap: var(--space-xs);
  text-align: center;
  padding: 12px;
}

.qf-bento__badges .qf-badge i {
  font-size: 20px;
  flex-shrink: 0;
  opacity: 0.85;
}

.qf-bento__wide {
  grid-column: 1 / -1;
}

/* ============ Acreditaciones ============ */

.qf-accred__card img {
  max-width: 100%;
  display: block;
}

/* ============ Sección oscura (Beneficios / Métricas) ============ */

.qf-section--dark {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #232323 0%, var(--color-sistema) 55%, #2f2f2f 100%);
  color: #fff;
}

.qf-section--dark::before {
  content: "";
  position: absolute;
  top: -160px;
  right: 10%;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-qualis) 30%, transparent);
  filter: blur(120px);
  pointer-events: none;
}

.qf-section--dark .qf-container {
  position: relative;
  z-index: 1;
}

.qf-section--dark .qf-container > .qf-heading,
.qf-section--dark .qf-container > .qf-eyebrow {
  color: #fff;
}

.qf-metric {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
}

/* ============ Clientes ============ */

.qf-clients {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--gutter);
  align-items: center;
}

.qf-clients img {
  max-height: 48px;
  max-width: 100%;
  width: auto;
  margin: 0 auto;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: opacity 0.2s, filter 0.2s;
}

.qf-clients img:hover {
  filter: none;
  opacity: 1;
}

@media (max-width: 991px) {
  .qf-clients {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 599px) {
  .qf-clients {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============ Galería ============ */

.qf-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}

@media (max-width: 899px) {
  .qf-gallery {
    grid-template-columns: 1fr;
  }
}

.qf-gallery .pendiente-bloque {
  min-height: 220px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* ============ Footer — contacto ============ */

.qf-footer__contact {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-xl) var(--margin) 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gutter);
}

@media (max-width: 899px) {
  .qf-footer__contact {
    grid-template-columns: 1fr;
  }
}

.qf-footer__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.qf-footer__form .form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.qf-footer__form label {
  font-family: var(--font-body);
  font-size: var(--text-label-lg);
  font-weight: 600;
  color: var(--color-text);
}

.qf-footer__form input,
.qf-footer__form textarea {
  font-family: var(--font-body);
  font-size: var(--text-body-md);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
}

.qf-footer__form input:focus,
.qf-footer__form textarea:focus {
  outline: 2px solid var(--color-qualis);
  outline-offset: 1px;
}

.qf-footer__map {
  display: flex;
  flex-direction: column;
  align-self: start;
}

.qf-footer__map iframe {
  width: 100%;
  height: 490px;
  border: 0;
  border-radius: var(--radius-md);
}

.qf-footer__form .loading,
.qf-footer__form .error-message,
.qf-footer__form .sent-message {
  display: none;
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-body-sm);
  font-weight: 600;
}

.qf-footer__form .loading.enviando,
.qf-footer__form .error-message.enviado,
.qf-footer__form .sent-message.enviado {
  display: block;
}

.qf-footer__form .loading {
  background: var(--color-surface);
  color: var(--color-text-muted);
}

.qf-footer__form .error-message {
  background: #fdecea;
  color: #92140c;
}

.qf-footer__form .sent-message {
  background: #e7f5ec;
  color: #1f6f43;
}

/* ============ Carrusel de clientes ============ */

.qf-carousel {
  overflow: hidden;
  width: 100%;
  padding: 18px 0;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  /* Deja el scroll vertical al navegador; el horizontal lo maneja el JS. */
  touch-action: pan-y;
}

.qf-carousel--dragging {
  cursor: grabbing;
}

.qf-carousel--dragging .qf-carousel__item img,
.qf-carousel--dragging .qf-carousel__item.is-active img {
  transition-duration: 0.3s, 0.3s, 0.3s;
}

.qf-carousel__item img {
  -webkit-user-drag: none;
}

.qf-carousel__track {
  display: flex;
}

.qf-carousel__item {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  /* El padding real se fija por JS como % del ancho del casillero, para
     que el margen de seguridad escale con el tamaño del logo activo. */
}

.qf-carousel--snapping .qf-carousel__item img {
  transition: none !important;
}

.qf-carousel__item img {
  max-height: 56px;
  max-width: 100%;
  width: auto;
  height: auto;
  filter: grayscale(100%);
  opacity: 0.5;
  transform: scale(1);
  transition: filter 2s ease, opacity 2s ease, transform 2s ease;
}

.qf-carousel__item.is-active img,
.qf-carousel__item:hover img {
  filter: none;
  opacity: 1;
  transform: scale(1.3);
  transition-duration: 2s, 2s, 2s;
}

.qf-carousel__item:hover img {
  transition-duration: 0.3s, 0.3s, 0.3s;
}

/* ============ Proceso de certificación (pestañas por fase) ============ */

.qf-process {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  padding: var(--space-xl);
}

.qf-process__intro {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-xl);
}

.qf-phase-nav {
  position: relative;
  margin-bottom: var(--space-xl);
}

.qf-phase-nav__track {
  position: absolute;
  top: 24px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--color-border);
  z-index: 0;
}

.qf-phase-nav__list {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-sm);
  position: relative;
  z-index: 1;
}

@media (max-width: 900px) {
  .qf-phase-nav__list {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .qf-phase-nav__list {
    grid-template-columns: repeat(2, 1fr);
  }

  .qf-phase-nav__track {
    display: none;
  }
}

.qf-phase-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: var(--font-body);
}

.qf-phase-tab__badge {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--color-text-muted);
  box-shadow: var(--shadow-card);
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

.qf-phase-tab[aria-selected="true"] .qf-phase-tab__badge {
  background: var(--color-sistema);
  border-color: var(--color-sistema);
  color: #fff;
  box-shadow: 0 8px 20px -6px color-mix(in srgb, var(--color-sistema) 55%, transparent);
}

.qf-phase-tab__label {
  font-size: var(--text-label-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-top: var(--space-sm);
}

.qf-phase-tab[aria-selected="true"] .qf-phase-tab__label {
  color: var(--color-sistema);
}

.qf-phase-tab__hint {
  font-size: var(--text-label-md);
  color: var(--color-text-muted);
}

.qf-phase-panel[hidden] {
  display: none;
}

.qf-phase-panel__head {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.qf-phase-panel__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-sistema-container);
  color: var(--color-sistema);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
}

.qf-phase-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
}

.qf-phase-step {
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.qf-phase-step--final {
  background: #e7f3e9;
}

.qf-phase-step__title {
  font-family: var(--font-body);
  font-size: var(--text-label-lg);
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 4px;
}

/* ============ Línea de tiempo (hitos) ============ */

.qf-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.qf-timeline__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

.qf-timeline__icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--color-qualis-container);
  color: var(--color-qualis);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
}

.qf-timeline__text {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  line-height: var(--text-body-sm-line);
  color: var(--color-text);
}

.qf-timeline__text a {
  white-space: nowrap;
}

/* ============ Carrusel de conceptos (hero) ============ */

.qf-concept-carousel {
  position: relative;
  min-height: 320px;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.qf-concept-carousel::before {
  content: "";
  display: block;
  height: 6px;
  background: linear-gradient(90deg, var(--color-qualis), var(--color-sistema));
  flex-shrink: 0;
}

.qf-hero--producto .qf-concept-carousel::before {
  background: linear-gradient(90deg, var(--color-qualis), var(--color-producto));
}

.qf-concept-carousel__track {
  position: relative;
  flex: 1;
}

/* Por defecto (sin JS) los 5 conceptos se muestran apilados, en flujo
   normal, todos legibles. Recién cuando el JS confirma que puede animar
   el carrusel agrega "is-ready" y pasa a superponerlos con fundido. */
.qf-concept-carousel__slide {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-lg);
}

.qf-concept-carousel.is-ready .qf-concept-carousel__slide {
  position: absolute;
  inset: 0;
  padding: var(--space-xl) var(--space-lg);
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  pointer-events: none;
}

.qf-concept-carousel.is-ready .qf-concept-carousel__slide.is-active {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.qf-concept-carousel.is-initializing .qf-concept-carousel__slide {
  transition: none;
}

.qf-concept-carousel__slide i {
  font-size: 40px;
  color: var(--color-sistema);
  margin-bottom: var(--space-md);
}

.qf-hero--producto .qf-concept-carousel__slide i {
  color: var(--color-producto);
}

.qf-concept-carousel__slide h3 {
  font-family: var(--font-display);
  font-size: var(--text-headline-sm);
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 var(--space-sm);
}

.qf-concept-carousel__slide p {
  font-family: var(--font-body);
  font-size: var(--text-body-md);
  color: var(--color-text-muted);
  margin: 0;
  max-width: 34ch;
}

/* Variante de fotos (galería institucional): las diapositivas muestran una
   imagen a pantalla completa en vez de ícono + texto */

.qf-concept-carousel--photos .qf-concept-carousel__slide {
  padding: 0;
}

.qf-concept-carousel.is-ready.qf-concept-carousel--photos .qf-concept-carousel__slide {
  padding: 0;
}

.qf-concept-carousel--photos .qf-concept-carousel__slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.qf-concept-carousel__dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  flex-shrink: 0;
}

.qf-concept-carousel__dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: var(--color-border);
  padding: 0;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.qf-concept-carousel__dots button.is-active {
  background: var(--color-sistema);
  transform: scale(1.3);
}

.qf-hero--producto .qf-concept-carousel__dots button.is-active {
  background: var(--color-producto);
}

/* ============ Acordeón de FAQ ============ */

.qf-faq {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.qf-faq__item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
}

.qf-faq__item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.qf-faq__item summary::-webkit-details-marker {
  display: none;
}

.qf-faq__item summary::after {
  content: "\f282";
  font-family: "bootstrap-icons";
  font-size: 14px;
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.qf-faq__item[open] summary::after {
  transform: rotate(180deg);
}

.qf-faq__item p {
  margin: var(--space-md) 0 0;
}

/* ============ Stepper de proceso (legado, sin uso tras el rediseño en
   pestañas — se deja por si otra página reutiliza el patrón) ============ */

.qf-stepper {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  counter-reset: qf-step;
}

@media (min-width: 900px) {
  .qf-stepper {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .qf-stepper > li {
    flex: 1 1 170px;
  }
}

.qf-step {
  counter-increment: qf-step;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.qf-step__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-sistema-container);
  color: var(--color-sistema);
  display: flex;
  align-items: center;
  justify-content: center;
}

.qf-step__icon svg {
  width: 24px;
  height: 24px;
}

.qf-step--final .qf-step__icon {
  background: #e7f3e9;
  color: #2e7d42;
}

.qf-step__phase {
  font-family: var(--font-body);
  font-size: var(--text-label-md);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-sistema);
}

.qf-step__title {
  font-family: var(--font-display);
  font-size: var(--text-body-lg);
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
}

.qf-step__title::before {
  content: counter(qf-step) ". ";
}

.qf-step details {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
}

.qf-step summary {
  cursor: pointer;
  color: var(--color-sistema);
  font-weight: 600;
}

/* ============ Utilidades de contenido pendiente ============ */

.pendiente {
  display: inline-block;
  background: #fff6c8;
  border: 1px dashed #b9932a;
  color: #6b4e00;
  font-family: var(--font-body);
  font-size: var(--text-label-md);
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.pendiente-bloque {
  background: #fff6c8;
  border: 1px dashed #b9932a;
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  color: #6b4e00;
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
}

.pendiente-bloque::before {
  content: "PENDIENTE";
  display: block;
  font-size: var(--text-label-md);
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-xs);
}