/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nf-header-h);
  background: var(--nf-header-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--nf-ease), box-shadow 0.25s var(--nf-ease), background 0.25s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--nf-border);
  box-shadow: var(--nf-header-shadow);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-bar-tools {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.45rem;
  flex-shrink: 0;
  height: 38px;
}

.header-panel {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex: 1;
  min-width: 0;
}

.header-panel__meta {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-shrink: 0;
}

.brand__mark {
  width: 42px;
  height: 42px;
  border-radius: 10px;
}

.brand__text {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--nf-heading);
  line-height: 1.15;
}

.nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 0.05rem;
  margin-left: auto;
  margin-right: 0.25rem;
  min-width: 0;
}

.nav__link {
  position: relative;
  padding: 0.45rem 0.55rem;
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--nf-ink-2);
  white-space: nowrap;
  line-height: 1.2;
  transition: color 0.2s ease;
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--nf-heading);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0.55rem;
  right: 0.55rem;
  bottom: 0.1rem;
  height: 2px;
  background: var(--nf-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--nf-ease);
}

.nav__link:hover::after,
.nav__link.is-active::after {
  transform: scaleX(1);
}

.nav__item {
  position: relative;
  flex-shrink: 0;
}

.nav__item--dropdown:hover .nav__dropdown,
.nav__item--dropdown:focus-within .nav__dropdown,
.nav__item--dropdown.is-open .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__chevron {
  display: inline-block;
  margin-left: 0.2rem;
  transition: transform 0.2s ease;
}

.nav__item--dropdown.is-open .nav__chevron,
.nav__item--dropdown:hover .nav__chevron {
  transform: rotate(180deg);
}

.nav__dropdown {
  position: absolute;
  top: calc(100% + 0.35rem);
  left: 0;
  min-width: 220px;
  padding: 0.55rem;
  background: var(--nf-white);
  border: 1px solid var(--nf-border);
  border-radius: var(--nf-r);
  box-shadow: var(--nf-shadow-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.22s var(--nf-ease), transform 0.22s var(--nf-ease), visibility 0.22s;
}

.nav__dropdown a {
  display: block;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--nf-ink-2);
}

.nav__dropdown a:hover {
  background: var(--nf-bg-2);
  color: var(--nf-heading);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex-shrink: 0;
}

/* CTAs header — accent bleu logo, lisible clair + sombre */
.header-actions .btn {
  min-height: 42px;
  padding: 0.55rem 1.1rem;
  font-weight: 700;
}

.header-actions .btn--primary {
  background: var(--nf-blue);
  border-color: var(--nf-blue);
  color: #0b1c33;
}

.header-actions .btn--primary:hover {
  background: var(--nf-blue-hover);
  border-color: var(--nf-blue-hover);
  color: #0b1c33;
}

.header-actions .btn--ghost {
  background: transparent;
  border-color: var(--nf-blue);
  color: var(--nf-blue);
}

.header-actions .btn--ghost:hover {
  background: var(--nf-blue-soft);
  border-color: var(--nf-blue);
  color: var(--nf-blue);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--nf-border);
  border-radius: 999px;
  overflow: hidden;
  margin-left: 0;
}

.lang-switch a {
  padding: 0.35rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 650;
  color: var(--nf-ink-3);
}

.lang-switch a.is-active {
  background: var(--nf-brand);
  color: var(--nf-white);
}

.nav-toggle {
  display: none;
  box-sizing: border-box;
  width: 38px;
  height: 38px;
  padding: 0;
  margin: 0;
  border: 1px solid var(--nf-border);
  border-radius: 10px;
  background: var(--nf-bg-2);
  color: var(--nf-heading);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  flex-shrink: 0;
  appearance: none;
  -webkit-appearance: none;
}

.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

body.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

body.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

body.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Footer */
.site-footer {
  background: var(--nf-footer-bg);
  color: rgba(255, 255, 255, 0.86);
  padding-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr) 1.2fr;
  gap: 2rem;
}

.footer-brand .brand__text {
  color: #fff;
}

.footer-brand p {
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.62);
  max-width: 16rem;
  font-size: 0.92rem;
}

.socials {
  display: flex;
  gap: 0.65rem;
  margin-top: 1.25rem;
}

.socials a {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.socials a:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--nf-gold);
}

.footer-col h4 {
  color: #fff;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.92rem;
  margin-bottom: 0.55rem;
  transition: color 0.2s ease;
}

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

.footer-contact li {
  list-style: none;
  display: block;
  margin-bottom: 0.75rem;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.9rem;
  line-height: 1.45;
}

.footer-contact a[href^="tel:"],
.footer-contact a[href^="mailto:"] {
  display: inline;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  cursor: pointer;
}

.footer-contact ul {
  margin: 0;
  padding: 0;
}

.footer-bottom {
  margin-top: 3rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
  display: flex;
  gap: 1.25rem;
}

.footer-legal a:hover {
  color: #fff;
}

/* Page hero (inner pages) */
.page-hero {
  padding: clamp(1.25rem, 2.5vw, 1.75rem) 0 1rem;
  background: var(--nf-page-hero-top);
}

.page-hero .lead {
  margin-top: 0.75rem;
}

/* Compact media heroes (inner pages) */
.page-hero--media {
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  min-height: min(42vh, 380px);
  padding: clamp(3.25rem, 6.5vw, 4.75rem) 0 clamp(2.25rem, 4.5vw, 3.25rem);
  background: #0b1c33;
  color: #eaf2ff;
}

.page-hero--media.page-hero--about {
  min-height: min(34vh, 300px);
  padding: clamp(2.75rem, 5.5vw, 3.75rem) 0 clamp(2rem, 4vw, 2.75rem);
}

.page-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.page-hero__shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    115deg,
    rgba(11, 28, 51, 0.82) 0%,
    rgba(11, 28, 51, 0.58) 55%,
    rgba(11, 28, 51, 0.45) 100%
  );
  pointer-events: none;
}

.page-hero--media .page-hero__inner {
  position: relative;
  z-index: 2;
  padding-inline: clamp(0.5rem, 2vw, 1.25rem);
}

.page-hero--media .eyebrow {
  color: rgba(234, 242, 255, 0.78);
  border-left: 3px solid var(--nf-blue);
  padding-left: 0.75rem;
  margin-bottom: 0.85rem;
}

.page-hero--media h1 {
  margin: 0;
  max-width: 18ch;
  font-size: clamp(1.85rem, 3.8vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.12;
  color: #fff;
}

.page-hero--media .lead {
  margin-top: 0.9rem;
  max-width: 34rem;
  font-size: 1.05rem;
  line-height: 1.6;
  color: rgba(234, 242, 255, 0.88);
}

.page-hero--media .btn-row {
  margin-top: 1.5rem;
}

@media (max-width: 900px) {
  .page-hero--media {
    min-height: min(38vh, 340px);
    align-items: flex-end;
  }

  .page-hero--media h1 {
    max-width: none;
  }
}

@media (max-width: 1180px) and (min-width: 961px) {
  .nav__link {
    padding: 0.4rem 0.4rem;
    font-size: 0.8rem;
  }

  .nav__link::after {
    left: 0.4rem;
    right: 0.4rem;
  }

  .header-actions .btn {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
    font-size: 0.82rem;
  }
}

@media (max-width: 1100px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem 1.5rem;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-brand p {
    max-width: 28rem;
  }
}

@media (max-width: 960px) {
  .header-bar-tools {
    margin-left: auto;
    height: 38px;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: 0;
  }

  .header-panel {
    position: fixed;
    inset: var(--nf-header-h) 0 auto 0;
    z-index: 101;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    flex: none;
    min-width: 0;
    padding: 0;
    background: var(--nf-white);
    border-bottom: 1px solid var(--nf-border);
    box-shadow: 0 18px 40px rgba(11, 28, 51, 0.12);
    max-height: min(78vh, calc(100vh - var(--nf-header-h)));
    overflow: auto;
  }

  body.nav-open .header-panel {
    display: flex;
  }

  .header-panel__meta {
    display: flex;
    align-items: center;
    justify-content: center;
    order: -1;
    padding: 0.9rem 1.25rem 0.75rem;
    border-bottom: 1px solid var(--nf-border);
  }

  .nav {
    position: static;
    inset: auto;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.1rem;
    padding: 0.65rem 0.85rem 0.85rem;
    background: transparent;
    border-bottom: 0;
    max-height: none;
    overflow: visible;
    margin-left: 0;
    margin-right: 0;
  }

  body.nav-open .nav {
    display: flex;
  }

  .nav__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 0.9rem;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
  }

  .nav__link::after {
    display: none;
  }

  .nav__link.is-active,
  .nav__link:hover {
    background: var(--nf-bg-2);
    color: var(--nf-heading);
  }

  .nav__item--dropdown .nav__dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
    padding: 0 0 0.35rem 0.85rem;
    display: none;
    background: transparent;
  }

  .nav__item--dropdown.is-open .nav__dropdown {
    display: grid;
    gap: 0.15rem;
  }

  .nav__dropdown a {
    padding: 0.65rem 0.85rem;
    border-radius: 8px;
    font-size: 0.92rem;
  }

  .header-actions {
    display: flex;
    position: static;
    flex-direction: column;
    align-items: stretch;
    gap: 0.55rem;
    margin-top: auto;
    padding: 0.85rem 1.1rem 1.15rem;
    border-top: 1px solid var(--nf-border);
    background: var(--nf-bg-2);
  }

  body.nav-open .header-actions {
    display: flex;
  }

  .header-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .header-inner {
    position: relative;
  }
}

@media (max-width: 640px) {
  .site-footer {
    padding-top: 2.5rem;
  }

  /* 2 colonnes par ligne : Plateforme|Solutions puis Entreprise|Contact */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.35rem 1rem;
  }

  .footer-brand {
    grid-column: 1 / -1;
    margin-bottom: 0.25rem;
  }

  .footer-brand p {
    margin-top: 0.75rem;
    max-width: none;
    font-size: 0.88rem;
  }

  .socials {
    margin-top: 0.9rem;
  }

  .footer-col h4 {
    margin-bottom: 0.7rem;
    font-size: 0.78rem;
  }

  .footer-col a {
    font-size: 0.86rem;
    margin-bottom: 0.42rem;
  }

  .footer-contact li {
    font-size: 0.84rem;
    margin-bottom: 0.55rem;
  }

  .footer-bottom {
    margin-top: 2rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .footer-legal {
    flex-wrap: wrap;
    gap: 0.85rem 1rem;
  }
}

/* Loader Connexion — flou page + logo clignotant 3s */
.nf-signin-loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
  pointer-events: all;
}

.nf-signin-loader__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11, 28, 51, 0.42);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nf-signin-loader__panel {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 1.75rem;
  text-align: center;
}

.nf-signin-loader__logo {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  animation: nf-signin-blink 1s ease-in-out infinite;
}

.nf-signin-loader__text {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 650;
  color: #fff;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}

body.is-signin-loading {
  overflow: hidden;
}

@keyframes nf-signin-blink {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.35;
    transform: scale(0.94);
  }
}

@media (prefers-reduced-motion: reduce) {
  .nf-signin-loader__logo {
    animation: none;
    opacity: 0.85;
  }
}