/* ========================================
   Main Styles — Layout, Navigation, Footer
   ======================================== */

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container--sm {
  max-width: var(--container-md);
}

.container--md {
  max-width: var(--container-lg);
}

/* --- Sections --- */
.section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
}

.section--gray {
  background-color: var(--color-gray-bg);
}

.section--dark {
  background-color: var(--color-black);
  color: var(--color-white);
}

.section--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section__label {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.section--dark .section__label,
.section--primary .section__label {
  color: rgba(255, 255, 255, 0.7);
}

.section__title {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-black);
  margin-bottom: var(--space-md);
}

.section--dark .section__title,
.section--primary .section__title {
  color: var(--color-white);
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-text);
  max-width: 640px;
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

.section--dark .section__subtitle {
  color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   Header / Navigation
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: box-shadow var(--transition-base), background-color var(--transition-base);
}

.header--scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 96px;
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-black);
  z-index: var(--z-overlay);
}

.header__logo-icon {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.header__logo span {
  color: var(--color-primary);
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-text);
  transition: color var(--transition-fast);
  padding: 0.25rem 0;
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-black);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

/* Dropdown */
.nav__item--dropdown {
  position: relative;
}

.nav__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-text);
  transition: color var(--transition-fast);
  cursor: pointer;
  padding: 0.25rem 0;
}

.nav__dropdown-toggle:hover {
  color: var(--color-black);
}

.nav__dropdown-icon {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

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

.nav__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: -12px;
  min-width: 220px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition-fast), visibility var(--transition-fast), transform var(--transition-fast);
}

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

.nav__dropdown-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-gray-text);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav__dropdown-link:hover {
  background-color: var(--color-gray-bg);
  color: var(--color-black);
}

.nav__dropdown-link svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* Mobile toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  z-index: var(--z-overlay);
}

.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-black);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.nav__toggle-bar + .nav__toggle-bar {
  margin-top: 6px;
}

.nav__toggle.is-active .nav__toggle-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav__toggle.is-active .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle.is-active .nav__toggle-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile overlay */
.nav__overlay {
  display: none;
}

/* ========================================
   Hero
   ======================================== */
.hero {
  padding-top: calc(96px + var(--space-4xl));
  padding-bottom: var(--space-4xl);
  position: relative;
  overflow: hidden;
  background-color: #fff;
}

.hero__inner {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
}

.hero__content {
  flex: 1;
  max-width: 600px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  background-color: rgba(199, 30, 30, 0.08);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-lg);
}

.hero__badge svg {
  width: 16px;
  height: 16px;
}

.hero__title {
  font-size: var(--text-5xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-black);
  margin-bottom: var(--space-lg);
  line-height: var(--line-height-tight);
}

.hero__title span {
  color: var(--color-primary);
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-text);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-2xl);
  max-width: 520px;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__visual {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__decoration {
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1;
  background: linear-gradient(135deg, rgba(199, 30, 30, 0.05) 0%, rgba(199, 30, 30, 0.12) 100%);
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__decoration::before {
  content: '';
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  border: 2px dashed rgba(199, 30, 30, 0.15);
}

.hero__decoration-icon {
  width: 40%;
  height: 40%;
  color: var(--color-primary);
  opacity: 0.3;
}

/* ========================================
   Chiffres clés / Stats
   ======================================== */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.stat {
  text-align: center;
}

.stat__number {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.section--dark .stat__number {
  color: var(--color-white);
}

.stat__label {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--line-height-normal);
}

/* ========================================
   Approche / Steps
   ======================================== */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  counter-reset: step;
}

.step {
  position: relative;
  text-align: center;
  counter-increment: step;
}

.step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  border-radius: 50%;
  margin-bottom: var(--space-lg);
}

.step__title {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-black);
  margin-bottom: var(--space-sm);
}

.step__description {
  font-size: var(--text-sm);
  color: var(--color-gray-text);
  line-height: var(--line-height-relaxed);
}

/* Connector line between steps */
.step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(50% + 36px);
  width: calc(100% - 72px);
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gray-border));
  opacity: 0.3;
}

/* ========================================
   About brief
   ======================================== */
.about-brief {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
}

.about-brief__content {
  flex: 1;
}

.about-brief__visual {
  flex: 0 0 auto;
  width: 280px;
  height: 280px;
  background: linear-gradient(135deg, var(--color-gray-bg), rgba(199, 30, 30, 0.05));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-brief__visual svg {
  width: 80px;
  height: 80px;
  color: var(--color-primary);
  opacity: 0.5;
}

.about-brief__text {
  font-size: var(--text-lg);
  color: var(--color-gray-text);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-xl);
}

/* ========================================
   CTA Banner
   ======================================== */
.cta-banner {
  text-align: center;
  padding: var(--space-3xl) var(--container-padding);
}

.cta-banner__title {
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--space-md);
}

.cta-banner__subtitle {
  font-size: var(--text-lg);
  opacity: 0.9;
  margin-bottom: var(--space-xl);
}

/* ========================================
   Contact section
   ======================================== */
.contact-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact__info-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.contact__info-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(199, 30, 30, 0.08);
  border-radius: var(--radius-md);
  color: var(--color-primary);
}

.contact__info-icon svg {
  width: 20px;
  height: 20px;
}

.contact__info-label {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-black);
  margin-bottom: 2px;
}

.contact__info-value {
  font-size: var(--text-sm);
  color: var(--color-gray-text);
}

.contact__info-value a {
  color: var(--color-primary);
  transition: color var(--transition-fast);
}

.contact__info-value a:hover {
  color: var(--color-primary-dark);
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background-color: var(--color-black);
  color: rgba(255, 255, 255, 0.7);
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer__grid--simple {
  grid-template-columns: 1.5fr 1fr 1fr;
}

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

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
}

.footer__logo img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.footer__logo span {
  color: var(--color-white);
}

.footer__description {
  font-size: var(--text-sm);
  line-height: var(--line-height-relaxed);
  max-width: 280px;
}

.footer__heading {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

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

.footer__link {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-white);
}

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  margin-bottom: var(--space-sm);
}

.footer__contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.footer__bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: var(--text-xs);
}

.footer__legal-links {
  display: flex;
  gap: var(--space-lg);
}

.footer__legal-links a {
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
}

.footer__legal-links a:hover {
  color: var(--color-white);
}

/* ========================================
   Breadcrumb
   ======================================== */
.breadcrumb {
  padding-top: calc(96px + var(--space-xl));
  padding-bottom: var(--space-lg);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-gray-text);
}

.breadcrumb__link {
  color: var(--color-gray-text);
  transition: color var(--transition-fast);
}

.breadcrumb__link:hover {
  color: var(--color-primary);
}

.breadcrumb__separator {
  color: var(--color-gray-light);
}

.breadcrumb__current {
  color: var(--color-black);
  font-weight: var(--font-weight-medium);
}

/* ========================================
   Sub-page hero
   ======================================== */
.hero--sub {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-3xl);
  background-color: var(--color-gray-bg);
}

.hero--sub .hero__title {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-md);
}

.hero--sub .hero__subtitle {
  max-width: 640px;
}

/* ========================================
   Page content (Gutenberg / the_content)
   ======================================== */
.page-content h2 {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
  margin-top: var(--space-3xl);
}

.page-content h2:first-child {
  margin-top: 0;
}

.page-content h3 {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-sm);
  margin-top: var(--space-2xl);
}

.page-content p {
  color: var(--color-gray-text);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-md);
}

.page-content a {
  color: var(--color-primary);
  transition: color var(--transition-fast);
}

.page-content a:hover {
  color: var(--color-primary-dark);
}

.page-content strong {
  color: var(--color-black);
  font-weight: var(--font-weight-semibold);
}

.page-content ul,
.page-content ol {
  padding-left: 1.5rem;
  margin-bottom: var(--space-md);
  color: var(--color-gray-text);
  line-height: var(--line-height-relaxed);
}

.page-content ul {
  list-style: disc;
}

.page-content ol {
  list-style: decimal;
}

.page-content li {
  margin-bottom: var(--space-xs);
}

/* ========================================
   Back to top
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base), background-color var(--transition-fast);
  z-index: var(--z-dropdown);
}

.back-to-top:hover {
  background-color: var(--color-primary-dark);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* ========================================
   Animations
   ======================================== */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate="fade-in"] {
  transform: translateY(0);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
[data-animate-delay="1"] { transition-delay: 0.1s; }
[data-animate-delay="2"] { transition-delay: 0.2s; }
[data-animate-delay="3"] { transition-delay: 0.3s; }
[data-animate-delay="4"] { transition-delay: 0.4s; }