/* ============================================================
   QUI SOMMES-NOUS — ce qui n'appartient qu'à cette page
   Le socle visuel (verre, halos, révélations, boutons, barre d'ancres,
   typographie de section) vient de moteur.css, chargé par le header sur
   toutes les pages. Ici, uniquement les compositions propres à la page.
   ============================================================ */

/* ------------------------------------------------------------
   Rythme vertical commun aux sections, aligné sur l'accueil.
   ------------------------------------------------------------ */
.qsn-section { padding: clamp(90px, 13vh, 160px) 0; }
.qsn-section:nth-of-type(even) { background-color: var(--bg-2); }

/* ------------------------------------------------------------
   HERO
   ------------------------------------------------------------ */
.qsn-hero {
  position: relative;
  padding: clamp(150px, 20vh, 230px) 0 clamp(70px, 9vh, 110px);
  overflow: hidden;
}
.qsn-hero > .shell { position: relative; z-index: 1; }

.qsn-breadcrumb {
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 26px;
}
.qsn-breadcrumb a { color: var(--ink-mute); text-decoration: none; }
.qsn-breadcrumb a:hover { color: var(--accent); }
.qsn-breadcrumb span { margin: 0 8px; }

.qsn-hero__title {
  font-size: clamp(44px, 7vw, 96px);
  line-height: 1.0;
  letter-spacing: -0.03em;
  margin: 0;
  max-width: 15ch;
  text-wrap: balance;
}
.qsn-hero__title em { font-style: italic; color: var(--accent); }

.qsn-hero__intro {
  margin: 32px 0 0;
  max-width: 62ch;
  font-size: clamp(17px, 1.9vw, 20px);
  line-height: 1.65;
  color: var(--ink-dim);
  text-wrap: pretty;
}

.qsn-facts {
  margin-top: clamp(44px, 6vh, 72px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.qsn-fact { padding: 26px 24px; }
.qsn-fact__k {
  font-family: 'Instrument Serif', ui-serif, Georgia, serif;
  font-size: clamp(28px, 3.2vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.qsn-fact__k sup { font-size: .5em; vertical-align: super; }
.qsn-fact__l {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-mute);
}

/* ------------------------------------------------------------
   Paragraphes courants : histoire, adresse
   ------------------------------------------------------------ */
.qsn-prose {
  max-width: 68ch;
  font-size: clamp(16px, 1.7vw, 18.5px);
  line-height: 1.75;
  color: var(--ink-dim);
}
.qsn-prose p { margin: 0 0 22px; text-wrap: pretty; }
.qsn-prose p:last-child { margin-bottom: 0; }
.qsn-prose strong { color: var(--ink); font-weight: 600; }
.qsn-prose a { color: var(--accent); text-underline-offset: 3px; }

/* ------------------------------------------------------------
   ORGANISATION : la carte du fondateur et la citation
   ------------------------------------------------------------ */
.qsn-founder {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 22px;
  align-items: start;
}
.qsn-founder__card { padding: 36px 34px; }
.qsn-founder__head {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 26px;
}
.qsn-founder__photo {
  width: 92px;
  height: 92px;
  border-radius: 50%;
  overflow: hidden;
  flex: none;
  box-shadow: 0 12px 30px -14px rgba(10, 14, 20, 0.5);
}
.qsn-founder__photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.qsn-founder__name {
  font-family: 'Instrument Serif', ui-serif, Georgia, serif;
  font-size: 30px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.qsn-founder__role { margin-top: 6px; color: var(--ink-mute); }
.qsn-founder__card p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.72;
  color: var(--ink-dim);
  text-wrap: pretty;
}
.qsn-pills {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.qsn-pills li {
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-dim);
}

.qsn-quote { padding: 40px 34px; }
.qsn-quote__mark {
  font-family: 'Instrument Serif', ui-serif, Georgia, serif;
  font-size: 68px;
  line-height: .6;
  color: var(--accent);
}
.qsn-quote__text {
  margin: 22px 0 0;
  font-family: 'Instrument Serif', ui-serif, Georgia, serif;
  font-size: clamp(20px, 2.3vw, 26px);
  line-height: 1.42;
  letter-spacing: -0.015em;
  text-wrap: pretty;
}
.qsn-quote__sig {
  margin-top: 24px;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ------------------------------------------------------------
   CONVICTIONS : six cartes
   ------------------------------------------------------------ */
.qsn-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  max-width: 1400px;
  margin: 0 auto;
}
.qsn-pillar { padding: 32px 30px; }
.qsn-pillar__num {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--accent);
}
.qsn-pillar__title {
  margin: 16px 0 12px;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.28;
}
.qsn-pillar__desc {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ink-dim);
  text-wrap: pretty;
}

/* ------------------------------------------------------------
   MÉTHODE : quatre étapes, même carte que l'accueil
   ------------------------------------------------------------ */
.qsn-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  max-width: 1400px;
  margin: 0 auto;
}
.qsn-step {
  padding: 34px 30px 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 260px;
}
.qsn-step__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.qsn-step__num {
  font-family: 'Instrument Serif', ui-serif, Georgia, serif;
  font-size: 42px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--accent);
}
.qsn-step__days {
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.qsn-step__title { margin: 0; font-size: 20px; font-weight: 600; letter-spacing: -0.01em; }
.qsn-step__desc { margin: 0; font-size: 15px; line-height: 1.68; color: var(--ink-dim); }

/* ------------------------------------------------------------
   LA PREUVE : avis et projets récents
   ------------------------------------------------------------ */
.qsn-avis {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  max-width: 1120px;
  margin: 0 auto;
}
.qsn-avis__card { padding: 30px 28px; display: flex; flex-direction: column; gap: 18px; }
.qsn-avis__top { display: flex; justify-content: space-between; align-items: center; }
.qsn-avis__stars { color: #E8A33D; letter-spacing: .12em; font-size: 14px; }
.qsn-avis__google { display: inline-flex; }
.qsn-avis__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--ink-dim);
  text-wrap: pretty;
}
.qsn-avis__foot { display: flex; align-items: center; gap: 14px; margin-top: auto; }
.qsn-avis__avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: grid; place-items: center;
  color: #fff; font-weight: 600; font-size: 15px;
  flex: none;
}
.qsn-avis__who { display: flex; flex-direction: column; gap: 3px; font-size: 14px; }
.qsn-avis__who .mono { font-size: 11px; letter-spacing: .08em; color: var(--ink-mute); }

.qsn-projets {
  max-width: 1120px;
  margin: clamp(50px, 7vh, 80px) auto 0;
}
.qsn-projets__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.qsn-projets__list li { border-bottom: 1px solid var(--line); }
.qsn-projets__list a {
  display: grid;
  grid-template-columns: 1fr auto 28px;
  align-items: center;
  gap: 20px;
  padding: 20px 6px;
  text-decoration: none;
  color: var(--ink);
  transition: padding-left .5s var(--mr-ease), color .5s var(--mr-ease);
}
.qsn-projets__list a:hover { padding-left: 16px; color: var(--accent); }
.qsn-projets__sector {
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.qsn-projets__arrow { display: inline-flex; justify-content: flex-end; color: var(--ink-mute); }
.qsn-projets__list a:hover .qsn-projets__arrow { color: var(--accent); }

/* ------------------------------------------------------------
   APPEL FINAL
   ------------------------------------------------------------ */
.qsn-final { padding: 0 0 clamp(90px, 13vh, 160px); }
.qsn-final__card {
  padding: clamp(50px, 7vh, 84px) 34px;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}
.qsn-final__title {
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.028em;
  margin: 0;
}
.qsn-final__title em { font-style: italic; color: var(--accent); }
.qsn-final__sub {
  margin: 20px auto 0;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-dim);
}
.qsn-final__actions {
  margin-top: 34px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ------------------------------------------------------------
   Adaptations d'écran
   ------------------------------------------------------------ */
.qsn-office {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: start;
}
.qsn-office__card {
  padding: 32px 30px;
  font-style: normal;
  font-size: 15.5px;
  line-height: 1.7;
}
.qsn-office__title { margin-bottom: 14px; color: var(--ink-mute); }
.qsn-office__contact { margin-top: 16px; }
.qsn-office__card a { color: var(--accent); text-decoration: none; }
.qsn-office__card a:hover { text-decoration: underline; }
.qsn-office__meta {
  margin-top: 18px;
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

@media (max-width: 1080px) {
  .qsn-pillars { grid-template-columns: repeat(2, 1fr); }
  .qsn-steps   { grid-template-columns: repeat(2, 1fr); }
  .qsn-founder { grid-template-columns: 1fr; }
  .qsn-office  { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .qsn-facts { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .qsn-pillars,
  .qsn-steps,
  .qsn-avis { grid-template-columns: 1fr; }
  .qsn-facts { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .qsn-fact { padding: 20px 18px; }
  .qsn-founder__card,
  .qsn-quote,
  .qsn-office__card { padding: 28px 22px; }
  .qsn-founder__head { gap: 16px; }
  .qsn-founder__photo { width: 72px; height: 72px; }
  .qsn-projets__list a { grid-template-columns: 1fr 24px; row-gap: 4px; }
  .qsn-projets__sector { grid-column: 1 / 2; }
}