/* Renaflow : navigation, sélecteurs, FAQ, pied de page */

/* Navigation : pilule flottante, une seule ligne */
.site-header {
  position: sticky;
  top: 12px;
  z-index: var(--z-nav);
  padding-inline: var(--gutter);
}

.nav {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: var(--wrap);
  height: 64px;
  margin-inline: auto;
  padding: 0 0.7rem 0 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  box-shadow: 0 12px 32px -20px var(--prune);
}

@media (prefers-reduced-transparency: reduce) {
  .nav {
    background: var(--bg);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}

.brand {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
  color: var(--ink);
}

.brand span {
  font-weight: 300;
  color: var(--em);
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand img {
  display: block;
  height: 36px;
  width: auto;
}

.site-footer .brand img {
  height: 48px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.6vw, 2.2rem);
  font-weight: 500;
}

.nav__links a {
  text-decoration: none;
  color: var(--ink-soft);
  transition: color 0.25s;
}

.nav__links a:hover,
.nav__links a[aria-current="page"] {
  color: var(--ink);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav__toggle {
  display: none;
  height: 46px;
  padding: 0 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--ink);
  font: 600 0.95rem var(--font-body);
  cursor: pointer;
}

@media (max-width: 1020px) {
  .nav {
    padding-left: 1.2rem;
  }

  .nav__toggle {
    display: inline-block;
  }

  .nav__actions .btn {
    padding: 0.85em 1.2em;
  }

  .nav__links {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.6rem;
    border: 1px solid var(--line);
    border-radius: var(--r-card);
    background: var(--bg);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.3s, transform 0.3s var(--ease), visibility 0.3s;
  }

  .nav__links a {
    padding: 0.9rem 1.2rem;
    border-radius: 16px;
    font-size: 1.1rem;
  }

  .nav__links a:hover {
    background: var(--bg-soft);
  }

  .nav[data-open="true"] .nav__links {
    opacity: 1;
    visibility: visible;
    transform: none;
  }
}

/* Sélecteur de salon : deux options, une seule active */
.segmented {
  display: inline-flex;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--bg-soft);
}

.segmented button {
  padding: 0.7em 1.4em;
  border: 0;
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--ink-soft);
  font: 600 0.98rem/1 var(--font-body);
  cursor: pointer;
  transition: background-color 0.3s, color 0.3s, transform 0.2s;
}

.segmented button:active {
  transform: scale(0.97);
}

.segmented button[aria-pressed="true"] {
  background: var(--btn-bg);
  color: var(--btn-ink);
}

/* Filtres : pastilles défilables sur mobile */
.chips {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 4px;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
}

.chips::-webkit-scrollbar {
  display: none;
}

.chips button {
  flex: none;
  padding: 0.6em 1.2em;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--ink);
  font: 500 0.95rem/1 var(--font-body);
  cursor: pointer;
  scroll-snap-align: start;
  transition: background-color 0.25s, border-color 0.25s;
}

.chips button:hover {
  background: var(--bg-soft);
}

.chips button[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--bg);
}

/* FAQ : éléments natifs details, accessibles sans script */
.faq {
  display: grid;
  gap: 0.6rem;
}

.faq details {
  border-radius: var(--r-card);
  background: var(--bg-soft);
}

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.3rem 1.6rem;
  font: 600 1.12rem/1.35 var(--font-display);
  letter-spacing: -0.01em;
  cursor: pointer;
  list-style: none;
}

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

.faq summary::after {
  content: "+";
  flex: none;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--btn-bg);
  color: var(--btn-ink);
  font-size: 1.3rem;
  line-height: 1;
  transition: transform 0.4s var(--ease);
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details p {
  padding: 0 1.6rem 1.5rem;
  color: var(--ink-soft);
}

/* Pied de page */
.site-footer {
  padding-block: 4rem 2.5rem;
  background: var(--block-bg);
  color: var(--block-ink);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 2.5rem;
}

.site-footer .brand {
  color: var(--block-ink);
  font-size: 2.2rem;
}

.site-footer .brand span {
  color: var(--petal);
}

.site-footer h2 {
  margin-bottom: 0.8rem;
  font: 700 0.8rem var(--font-body);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--apricot);
}

.site-footer address,
.site-footer li {
  font-style: normal;
  color: var(--block-soft);
}

.site-footer a {
  text-decoration-color: color-mix(in srgb, currentColor 40%, transparent);
  text-underline-offset: 4px;
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.6rem;
  max-width: none;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(251, 246, 242, 0.18);
  font-size: 0.9rem;
  color: var(--block-soft);
}

@media (max-width: 860px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer__grid > :first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 520px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}