/* ============================================================
   components.css — composants réutilisables (§A)
   Boutons, badges, tags, cartes, header, dropdown, footer,
   carrousel de logos, diagramme 360°, timeline, slider d'appel.
   ============================================================ */

/* ============ BOUTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  min-height: 48px;            /* cible tactile >= 44px */
  padding: 0 26px;
  border-radius: 999px;
  font-weight: var(--fw-bold);
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  transition: transform var(--dur-fast) var(--ease),
              box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease),
              color var(--dur) var(--ease);
}
.btn svg { width: 18px; height: 18px; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {          /* orange : CTA principal */
  background: linear-gradient(135deg, #fb923c, var(--c-orange));
  color: #fff;
  box-shadow: var(--shadow-orange);
}
.btn--primary:hover { filter: brightness(0.96); }

.btn--blue {
  background: var(--c-blue);
  color: #fff;
  box-shadow: var(--shadow-blue);
}
.btn--blue:hover { background: var(--c-blue-700); }

.btn--ghost {            /* contour, fond clair */
  background: #fff;
  color: var(--c-text);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-sm);
}
.btn--ghost:hover { border-color: var(--c-border-blue); background: var(--c-bg-blue); }

.btn--lg { min-height: 54px; padding: 0 30px; font-size: 1.05rem; }
.btn--block { width: 100%; }

/* ============ BADGES & TAGS ============ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 6px 14px;
  border-radius: var(--r-pill);
  background: #fff;
  border: 1px solid var(--c-border);
  font-size: 0.8rem;
  font-weight: var(--fw-semibold);
  color: var(--c-text-3);
}
.badge__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-green);
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
  animation: pulse-dot 2s var(--ease) infinite;
}
@keyframes pulse-dot {
  0%   { box-shadow: 0 0 0 0 rgba(34,197,94,0.5); }
  70%  { box-shadow: 0 0 0 8px rgba(34,197,94,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,197,94,0); }
}

.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--c-text-3);
}

.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: var(--r-pill);
  background: var(--c-bg-card); border: 1px solid var(--c-border);
  font-size: 0.85rem; font-weight: var(--fw-medium); color: var(--c-text-2);
}

/* ============ CARTES ============ */
.card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.card--hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-border-blue);
}
.card--soft { background: var(--c-bg-card); }

/* ============ HEADER (partagé, sans JS obligatoire) ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--c-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  min-height: var(--header-h);
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 40px;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: var(--fw-black); font-size: 1.05rem; letter-spacing: -0.02em;
  color: var(--c-text);
}
.brand__mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--c-blue), var(--c-blue-700));
  display: grid; place-items: center; color: #fff; font-weight: var(--fw-black);
  box-shadow: var(--shadow-blue); flex-shrink: 0;
}
.brand small { display: block; font-size: 0.62rem; font-weight: var(--fw-semibold); letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-text-4); }
/* Logo réel COD */
.brand__img { height: 48px; width: auto; display: block; }
@media (max-width: 480px) { .brand__img { height: 38px; } }

/* Navigation */
.nav { margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: 10px; }
.nav__link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 17px; border-radius: 999px;
  font-weight: var(--fw-medium); font-size: 0.96rem; color: var(--c-text-2);
  transition: color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.nav__link:hover, .nav__link[aria-current="page"] { color: var(--c-blue); background: var(--c-bg-blue); }

/* Dropdown "Nos services" — CSS only (hover + focus-within), robuste tactile via <details> aussi */
.nav__dropdown { position: relative; }
.nav__dropdown > summary {
  list-style: none; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 17px; border-radius: 999px;
  font-weight: var(--fw-medium); font-size: 0.96rem; color: var(--c-text-2);
}
.nav__dropdown > summary::-webkit-details-marker { display: none; }
.nav__dropdown > summary:hover { color: var(--c-blue); background: var(--c-bg-blue); }
.nav__dropdown > summary .chevron { transition: transform var(--dur-fast) var(--ease); }
.nav__dropdown[open] > summary .chevron { transform: rotate(180deg); }
.nav__menu {
  position: absolute; top: calc(100% + 10px); left: 0;
  min-width: 360px; padding: 12px;
  background: #fff; border: 1px solid var(--c-border);
  border-radius: 18px; box-shadow: 0 28px 64px rgba(15, 23, 42, 0.16);
  display: grid; gap: 4px; z-index: 120;
}
.nav__menu a {
  display: flex; align-items: center; gap: 15px;
  padding: 14px; border-radius: 14px;
  transition: background var(--dur-fast) var(--ease);
}
.nav__menu a:hover { background: var(--c-bg-blue); }
.nav__menu .ic {
  width: 46px; height: 46px; border-radius: 13px; flex-shrink: 0;
  display: grid; place-items: center; background: var(--c-bg-blue); color: var(--c-blue);
}
.nav__menu .ic svg { width: 24px; height: 24px; }
.nav__menu .t { display: block; font-weight: var(--fw-bold); font-size: 1.02rem; color: var(--c-text); letter-spacing: -0.01em; }
.nav__menu .d { display: block; font-size: 0.86rem; color: var(--c-text-3); margin-top: 3px; }

.header__cta { display: inline-flex; gap: 18px; align-items: center; }
.header__cta .nav__link { padding-inline: 4px; }
.header__cta .btn--primary { border-radius: 999px; min-height: 46px; padding: 0 24px; }

/* Bouton burger (mobile) — checkbox hack sans JS */
.nav-toggle { display: none; }
.burger {
  display: none;
  width: 46px; height: 46px; border-radius: var(--r-sm);
  align-items: center; justify-content: center;
  border: 1px solid var(--c-border); background: #fff;
}
.burger svg { width: 24px; height: 24px; }

/* ============ FOOTER (seul bloc sombre) ============ */
.site-footer {
  background: var(--c-footer);
  color: #cbd5e1;
  padding-block: var(--sp-8) var(--sp-6);
}
.site-footer a { color: #cbd5e1; transition: color var(--dur-fast) var(--ease); }
.site-footer a:hover { color: #fff; }
.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: var(--sp-6);
}
.footer__brand { display: inline-flex; align-items: center; gap: 10px; color: #fff; font-weight: var(--fw-black); font-size: 1.05rem; }
.footer__brand .brand__mark { background: #fff; color: var(--c-blue); box-shadow: none; }
/* Logo COD inversé en blanc sur le footer sombre */
.footer__logo { height: 48px; width: auto; display: block; filter: brightness(0) invert(1); }
.footer__desc { margin-top: 14px; color: #94a3b8; font-size: 0.9rem; max-width: 34ch; }
.footer__col h4 { color: #fff; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.13em; font-weight: var(--fw-bold); margin-bottom: 14px; }
.footer__col ul { display: grid; gap: 10px; }
.footer__col a { font-size: 0.92rem; }
.footer__bottom {
  margin-top: var(--sp-7); padding-top: var(--sp-5);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between;
  font-size: 0.82rem; color: #64748b;
}
.footer__bottom a { color: #94a3b8; }

/* ============ FOOTER RÉEL COD (repris du site de production, partagé) ============ */
.cod-wrap { max-width: 1120px; margin: 0 auto; padding: 0 1.5rem; }
.cod-footer { background: #0f172a; padding: 3rem 0 1.5rem; }
.cod-footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.cod-footer-logo { height: 40px; width: auto; object-fit: contain; margin-bottom: 1rem; filter: brightness(0) invert(1); }
.cod-footer-desc { font-size: 13px; color: #64748b; line-height: 1.7; margin: 0 0 1.25rem; max-width: 240px; }
.cod-footer-social { width: 32px; height: 32px; border-radius: 8px; background: rgba(255,255,255,0.06); border: 0.5px solid rgba(255,255,255,0.1); display: inline-flex; align-items: center; justify-content: center; text-decoration: none; }
.cod-footer-col-title { font-size: 11px; font-weight: 600; color: #f8fafc; letter-spacing: 0.1em; text-transform: uppercase; margin: 0 0 1rem; }
.cod-footer-links { display: flex; flex-direction: column; gap: 0.5rem; }
.cod-footer-links a { font-size: 13px; color: #64748b; text-decoration: none; transition: color 0.2s; }
.cod-footer-links a:hover { color: #93c5fd; }
.cod-footer-contact { display: flex; flex-direction: column; gap: 0.75rem; }
.cod-footer-contact-row { display: flex; align-items: flex-start; gap: 8px; }
.cod-footer-contact-row span, .cod-footer-contact-row a { font-size: 13px; color: #64748b; line-height: 1.5; text-decoration: none; }
.cod-footer-contact-row a:hover { color: #93c5fd; }
.cod-footer-sep { height: 0.5px; background: rgba(255,255,255,0.08); margin-bottom: 1.25rem; }
.cod-footer-bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.cod-footer-bottom p { font-size: 12px; color: #475569; margin: 0; }
.cod-footer-bottom a { font-size: 12px; color: #475569; text-decoration: none; }
.cod-footer-legal { display: flex; gap: 1.5rem; }
@media (max-width: 768px) { .cod-footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }
@media (max-width: 640px) { .cod-footer-grid { grid-template-columns: 1fr; } }

/* ============ FOOTER v2 (branché sur la charte bleu/orange) ============ */
.foot { position: relative; background: #0f172a; color: #cbd5e1; font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; padding-bottom: 1.75rem; }
.foot__accent { height: 3px; background: linear-gradient(90deg, #2563eb, #f97316); }
.foot a { text-decoration: none; }
.foot__main { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 3rem; padding-top: 3.5rem; }
.foot__logo { height: 44px; width: auto; object-fit: contain; filter: brightness(0) invert(1); }
.foot__desc { font-size: 13.5px; line-height: 1.75; color: #94a3b8; max-width: 36ch; margin: 1.25rem 0 1.5rem; }
.foot__contact { display: flex; flex-direction: column; gap: 0.7rem; }
.foot__contact-row { display: inline-flex; align-items: center; gap: 11px; font-size: 14px; color: #e2e8f0; }
.foot__contact-row svg { color: #60a5fa; flex-shrink: 0; }
a.foot__contact-row { transition: color 0.2s; }
a.foot__contact-row:hover { color: #fff; }
a.foot__contact-row:hover svg { color: #93c5fd; }
.foot__col h4 { font-size: 11px; font-weight: 700; letter-spacing: 0.13em; text-transform: uppercase; color: #f8fafc; margin: 0 0 1.1rem; }
.foot__col a { display: block; font-size: 14px; color: #94a3b8; padding: 5px 0; transition: color 0.2s, transform 0.2s; }
.foot__col a:hover { color: #60a5fa; transform: translateX(3px); }
.foot__col--contact .foot__contact { margin-top: 2px; }
.foot__col--contact .foot__contact-row { display: inline-flex; padding: 0; }
.foot__col--contact a.foot__contact-row:hover { transform: none; color: #fff; }
.foot__certs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 2.75rem; padding-top: 1.75rem; border-top: 1px solid rgba(255,255,255,0.08); }
.foot__cert { font-size: 11px; letter-spacing: 0.03em; color: #cbd5e1; border: 1px solid rgba(255,255,255,0.14); border-radius: 999px; padding: 5px 13px; }
.foot__bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 1.5rem; }
.foot__bottom > span { font-size: 12.5px; color: #94a3b8; }
.foot__legal { display: flex; gap: 1.25rem; }
.foot__legal a { font-size: 12.5px; color: #94a3b8; transition: color 0.2s; }
.foot__legal a:hover { color: #fff; }
@media (max-width: 860px) { .foot__main { grid-template-columns: 1fr 1fr; gap: 2.25rem; } }
@media (max-width: 520px) { .foot__main { grid-template-columns: 1fr; gap: 2rem; } .foot__bottom { flex-direction: column; align-items: flex-start; } }

/* ============ SECTION HEADING (titre encadré 2 traits bleus) ============ */
.section-head { text-align: center; max-width: 720px; margin: 0 auto var(--sp-7); }
.section-head .eyebrow { margin-bottom: 12px; }
.section-head p { margin-top: 14px; font-size: 1.05rem; }
.rule-title {
  display: flex; align-items: center; justify-content: center; gap: 18px;
  font-size: 0.78rem; font-weight: var(--fw-bold); text-transform: uppercase;
  letter-spacing: 0.15em; color: var(--c-text-3);
}
.rule-title::before, .rule-title::after {
  content: ""; height: 2px; width: 46px; background: var(--c-blue); border-radius: 2px;
}

/* ============ RESPONSIVE HEADER ============ */
@media (max-width: 900px) {
  .burger { display: inline-flex; margin-left: auto; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    background: #fff; border-bottom: 1px solid var(--c-border);
    box-shadow: var(--shadow-lg);
    max-height: 0; overflow: hidden; margin: 0;
    transition: max-height var(--dur) var(--ease);
  }
  .nav-toggle:checked ~ .nav { max-height: 80vh; overflow-y: auto; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 2px; padding: 12px; }
  .nav__link, .nav__dropdown > summary { padding: 14px; font-size: 1rem; }
  .nav__menu { position: static; box-shadow: none; border: none; min-width: 0; padding: 4px 0 4px 48px; }
  .header__cta { display: none; }
  .header__cta--mobile { display: flex; padding: 12px; }
}
@media (min-width: 901px) {
  .header__cta--mobile { display: none; }
}

/* ============ FOOTER RESPONSIVE ============ */
@media (max-width: 860px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-6) var(--sp-5); }
}
@media (max-width: 520px) {
  .footer__grid { grid-template-columns: 1fr; }
}