/* Réutilisables : marque, navigation, boutons, panneau langue, contacts flottants */

/* Logo officiel SINOTECH dans le header */
.header-brand { display: inline-flex; align-items: center; flex: 0 0 auto; line-height: 0; }
.header-brand__logo { display: block; width: auto; height: 64px; max-width: 290px; object-fit: contain; }
.footer-brand { display: inline-flex; align-items: center; width: max-content; }
.footer-brand__logo { display: block; width: auto; height: 86px; max-width: min(100%, 420px); object-fit: contain; border-radius: 8px; }
.nav-link, .nav-disclosure { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; border: none; background: transparent; color: #253a50; font-weight: 650; font-size: .87rem; padding: 12px 0; line-height: 1.3; transition: color var(--ease-ui); }
.nav-link:hover, .nav-disclosure:hover, .nav-link[aria-current="page"], .nav-disclosure[aria-expanded="true"] { color: var(--color-blue); }
.nav-link[aria-current="page"] { position: relative; }
.nav-link[aria-current="page"]::after { content: ''; position: absolute; height: 3px; border-radius: 10px; background: var(--color-accent); inset: auto 0 2px; }
.chevron { width: 12px; height: 12px; fill: none; stroke: currentColor; stroke-width: 2; transition: transform var(--ease-ui); }
[aria-expanded="true"] > .chevron { transform: rotate(180deg); }
.dropdown { position: absolute; inset: calc(100% + 8px) auto auto 50%; transform: translateX(-50%); width: min(355px, 90vw); padding: 10px; border-radius: 14px; background: #fff; box-shadow: 0 18px 50px rgb(6 31 58 / 16%); border: 1px solid var(--color-line); }
.dropdown::before { content: ''; position: absolute; top: -10px; left: 0; right: 0; height: 10px; }
.dropdown__link { display: block; padding: 10px 13px; font-size: .87rem; line-height: 1.48; font-weight: 600; border-radius: 8px; color: var(--color-ink); }
.dropdown__link:hover, .dropdown__link[aria-current="page"] { background: var(--color-blue-soft); color: var(--color-blue); }
.btn { display: inline-flex; justify-content: center; align-items: center; gap: 10px; padding: 12px 18px; border: 1px solid transparent; border-radius: 10px; font-size: .87rem; font-weight: 740; line-height: 1.35; transition: transform var(--ease-ui), background-color var(--ease-ui), box-shadow var(--ease-ui); }
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--color-accent); color: #fff; box-shadow: 0 7px 17px rgb(237 123 54 / 17%); }
.btn--primary:hover { background: var(--color-accent-hover); }
.btn--secondary { border-color: var(--color-line); color: var(--color-blue); background: #fff; }
.btn--secondary:hover { background: var(--color-blue-soft); }
.language-selector { position: relative; }
.language-selector__toggle { background: transparent; border: 1px solid var(--color-line); border-radius: 9px; padding: 10px 12px; display: inline-flex; align-items: center; gap: 7px; color: var(--color-navy); font-size: .87rem; font-weight: 660; }
.language-selector__menu { position: absolute; top: calc(100% + 10px); right: 0; min-width: 202px; border: 1px solid var(--color-line); padding: 8px; border-radius: 12px; background: #fff; box-shadow: 0 18px 40px rgb(4 29 53 / 12%); }
.language-selector__option { display: flex; align-items: center; justify-content: space-between; width: 100%; border: 0; border-radius: 7px; padding: 10px 12px; background: #fff; color: var(--color-ink); text-align: left; font-size: .89rem; }
.language-selector__option:hover { background: var(--color-blue-soft); }
.language-selector__option--future { color: #667b90; }
.language-selector__soon { font-size: .72rem; color: #8799a9; }
.language-selector__hint { margin: 7px 9px 4px; color: #8799a9; font-size: .74rem; }
.site-header__mobile.menu-toggle { display: none; }
.nav-item--mobile-cta { display: none; }
.menu-toggle { display: inline-flex; align-items: center; justify-content: center; flex-direction: column; gap: 5px; padding: 9px; height: 43px; width: 45px; border: 1px solid var(--color-line); border-radius: 9px; color: var(--color-navy); background: #fff; }
.menu-toggle span { width: 21px; height: 2px; background: currentColor; border-radius: 3px; transition: transform var(--ease-ui); }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.floating-contact { position: fixed; z-index: 1000; top: 48%; right: 17px; transform: translateY(-50%); display: grid; gap: 10px; }
.floating-contact__link { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; border-radius: 30px; box-shadow: 0 6px 19px rgb(6 35 52 / 19%); padding: 10px 13px; font-size: .83rem; line-height: 1; font-weight: 750; color: #fff; transition: transform var(--ease-ui), box-shadow var(--ease-ui); }
.floating-contact__link:hover { transform: translateX(-4px); box-shadow: 0 10px 25px rgb(6 35 52 / 22%); }
.floating-contact__link svg { width: 20px; height: 20px; flex: none; }
.floating-contact__link--whatsapp { background: var(--color-whatsapp); }
.floating-contact__link--email { background: var(--color-blue); }
.ui-toast { position: fixed; z-index: 2000; left: 50%; bottom: 25px; transform: translateX(-50%); border: 1px solid #d6e4f0; padding: 13px 20px; border-radius: 12px; background: #102f4b; color: #fff; box-shadow: 0 12px 35px rgb(0 0 0 / 18%); font-size: .92rem; width: max-content; max-width: calc(100vw - 30px); text-align: center; }


/* État commun des formulaires serveur */
.form-status {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: .82rem;
  line-height: 1.55;
  font-weight: 650;
}
.form-status[data-status="success"] { background: #edf8f1; color: #25613d; border: 1px solid #cce8d6; }
.form-status[data-status="error"] { background: #fff1ef; color: #9a3f34; border: 1px solid #f1ccc6; }
.form-status[data-status="info"] { background: var(--color-blue-soft); color: #526d83; border: 1px solid #d9e7f0; }
button[aria-busy="true"], .btn[aria-busy="true"] { opacity: .72; cursor: wait; }

/* Bloc 11 — Candidatures : troisième bouton rapide, sans toucher au header. */
.floating-contact__link--apply { background: #b95b27; }
.floating-contact__link--apply:hover { background: #a94f1f; }

/* Une carte Réalisation peut ouvrir sa fiche en cliquant sur sa photo OU son texte.
   Le lien reprend la présentation existante, sans soulignement décoratif. */
a.project-card__body--link { display: block; color: inherit; text-decoration: none; cursor: pointer; }
a.project-card__body--link:hover { color: inherit; text-decoration: none; }
a.project-card__body--link:focus-visible,
a.project-card__media:focus-visible { outline: 3px solid var(--color-accent); outline-offset: -3px; }

/* Bloc 15 — Retour discret en haut, à gauche pour garder les trois contacts à droite. */
.back-to-top {
  position: fixed; z-index: 990; left: 22px; bottom: 24px;
  display: inline-grid; place-items: center; width: 45px; height: 45px;
  border: 1px solid rgb(255 255 255 / 22%); border-radius: 50%;
  background: var(--color-navy); color: #fff;
  box-shadow: 0 8px 24px rgb(7 27 50 / 20%);
  opacity: 0; visibility: hidden; pointer-events: none;
  transform: translateY(12px);
  transition: opacity 220ms ease, transform 220ms ease, visibility 220ms ease, background-color 180ms ease;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--color-accent); transform: translateY(-3px); }
.back-to-top:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 4px; }
@media (max-width: 720px) { .back-to-top { left: 13px; bottom: 18px; width: 43px; height: 43px; } }
@media (prefers-reduced-motion: reduce) { .back-to-top { transition: none; } }