/* ============================================================
   AlcalSpark — Repositionnement stratégique (accueil uniquement)
   Bandeau de preuve, Segmentation, Contact direct, La méthode,
   Disponibilité, FAQ objections.
   Charge après home.css / diagnostic.css / glass.css.
   Palette stricte : #0A0D0B / #385144 / #F8F5F2 / blanc, sans doré.
   Animations : transitions CSS légères uniquement (pas de 3D ici,
   réservé au hero et au portfolio).
   ============================================================ */

/* ── Preuve immédiate — chiffres massifs ─────────────────────── */
.proof-section {
  padding: clamp(3.5rem, 7vw, 6rem) 0;
  border-top: 1px solid rgba(248, 245, 242, 0.07);
  border-bottom: 1px solid rgba(248, 245, 242, 0.07);
}

.proof-intro {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: rgba(248, 245, 242, 0.62);
  text-align: center;
  margin-bottom: 2.75rem;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.proof-item {
  text-align: center;
  padding: 0 0.75rem;
}
.proof-item + .proof-item {
  border-left: 1px solid rgba(248, 245, 242, 0.08);
}

.proof-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 300;
  font-style: italic;
  font-size: clamp(2.4rem, 4.4vw, 3.6rem);
  line-height: 1;
  color: #F8F5F2;
  margin-bottom: 0.6rem;
}

.proof-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: rgba(248, 245, 242, 0.55);
  line-height: 1.5;
}

@media (max-width: 900px) {
  .proof-grid { grid-template-columns: repeat(2, 1fr); gap: 2.25rem 1.25rem; }
  .proof-item:nth-child(2) { border-left: 1px solid rgba(248, 245, 242, 0.08); }
  .proof-item:nth-child(3) { border-left: none; }
  .proof-item:nth-child(odd) { border-left: none; }
}
@media (max-width: 520px) {
  .proof-grid { grid-template-columns: 1fr; gap: 2rem; }
  .proof-item { border-left: none !important; padding-top: 1.75rem; border-top: 1px solid rgba(248, 245, 242, 0.08); }
  .proof-item:first-child { border-top: none; padding-top: 0; }
}

/* ── Pourquoi AlcalSpark existe — sobre, centré, sans icônes ─── */
.raison-section { padding: var(--section-py) 0; }

.raison-inner { max-width: 620px; margin: 0 auto; text-align: center; }
.raison-inner h2 { margin-bottom: 2.5rem; }

.raison-body p {
  font-family: var(--font-body);
  font-size: 1.02rem;
  line-height: 1.85;
  color: rgba(248, 245, 242, 0.55);
  margin: 0 auto 1.5rem;
}
.raison-body p:last-child { margin-bottom: 0; }

.raison-body p.raison-punch {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  color: #F8F5F2;
  line-height: 1.5;
  margin: 2.25rem auto;
}

/* ── Segmentation — "Vous êtes..." ────────────────────────────── */
.segmentation-section { padding: var(--section-py) 0; }

.segmentation-intro { max-width: 660px; margin: 0 auto 3.5rem; text-align: center; }
.segmentation-intro .eyebrow { justify-content: center; }
.segmentation-intro > p { margin: 0 auto; color: var(--muted); }

.segment-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

/* Poids visuel strictement identique : même padding, même taille de
   texte, aucune carte "featured" — voir tâche 3. */
.segment-card {
  padding: 2.5rem 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.segment-card h3 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2vw, 1.75rem);
  font-weight: 400;
  color: #F8F5F2;
}

.segment-card p {
  font-size: 0.92rem;
  color: rgba(248, 245, 242, 0.62);
  line-height: 1.7;
  flex: 1;
}

.segment-card .btn { align-self: flex-start; }

@media (max-width: 800px) {
  .segment-grid { grid-template-columns: 1fr; }
}

/* ── 4b. Contact direct ──────────────────────────────────────── */
.contact-direct-section { padding: var(--section-py) 0; }

.contact-direct-card {
  max-width: 820px;
  margin: 0 auto;
  padding: 3rem clamp(1.75rem, 5vw, 3.5rem);
  text-align: center;
}
.contact-direct-card .eyebrow { justify-content: center; }
.contact-direct-card h2 { margin-bottom: 1.1rem; }
.contact-direct-card > p {
  margin: 0 auto 2rem;
  max-width: 56ch;
  color: rgba(248, 245, 242, 0.62);
}

.contact-direct-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.whatsapp-inline-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(248, 245, 242, 0.75);
  border-bottom: 1px solid rgba(248, 245, 242, 0.25);
  padding-bottom: 0.15rem;
  transition: color 0.25s ease, border-color 0.25s ease;
}
.whatsapp-inline-link svg { width: 18px; height: 18px; flex-shrink: 0; }
.whatsapp-inline-link:hover { color: var(--green-bright); border-color: var(--green-bright); }

/* ── Diagnostic : indicateur de progression visible ──────────── */
.diag-step-indicator {
  text-align: center;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: rgba(248, 245, 242, 0.85);
  margin: -1.5rem auto 2rem;
  min-height: 1.2em;
  transition: opacity 0.3s ease;
}
.diag-step-indicator:empty { opacity: 0; }

/* ── La méthode — composition asymétrique ────────────────────── */
.methode-section { padding: var(--section-py) 0; }

.methode-intro { max-width: 720px; margin-bottom: 3.5rem; }
.methode-intro h2 { margin-bottom: 1.25rem; }
.methode-intro > p { color: var(--muted); }

/* La séquence : analyser -> identifier -> concevoir -> réaliser.
   Typographique et fine, aucune icône ni animation lourde. */
.methode-sequence {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 4rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(248, 245, 242, 0.1);
}

.ms-step {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex: 1 1 0;
  min-width: 160px;
  padding-right: 2.25rem;
  position: relative;
}
.ms-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  top: 0.05rem;
  right: 0.85rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: rgba(90, 138, 110, 0.5);
}

.ms-num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 1.3rem;
  color: rgba(90, 138, 110, 0.6);
}

.ms-label {
  font-family: var(--font-body);
  font-size: 0.85rem;
  line-height: 1.5;
  color: rgba(248, 245, 242, 0.72);
  max-width: 24ch;
}
.ms-label em { color: rgba(248, 245, 242, 0.5); font-style: italic; }

@media (max-width: 900px) {
  .methode-sequence { flex-direction: column; gap: 1.5rem; }
  .ms-step { padding-right: 0; padding-left: 1.25rem; min-width: 0; }
  .ms-step::before {
    content: '';
    position: absolute;
    top: 0.3rem; left: 0;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: rgba(90, 138, 110, 0.6);
  }
  .ms-step:not(:last-child)::after { display: none; }
  .ms-label { max-width: none; }
}

.methode-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.methode-point-num {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 1.6rem;
  color: rgba(90, 138, 110, 0.55);
  margin-bottom: 0.85rem;
}

/* Point 1 : mis en avant, carte verre pleine, typographie large */
.methode-point--lead {
  padding: 2.75rem 2.5rem;
}
.methode-point--lead .methode-point-num { font-size: 2rem; }
.methode-point--lead h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(2rem, 3.2vw, 2.9rem);
  color: #F8F5F2;
  margin-bottom: 1rem;
}
.methode-point--lead p {
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(248, 245, 242, 0.68);
  max-width: 46ch;
}

/* Points 2 et 3 : traitement discret, sans carte, séparés par un
   simple trait fin (même principe que les colonnes du footer). */
.methode-secondary {
  display: flex;
  flex-direction: column;
}
.methode-secondary .methode-point {
  padding: 1.75rem 0;
}
.methode-secondary .methode-point + .methode-point {
  border-top: 1px solid rgba(248, 245, 242, 0.1);
}
.methode-secondary h4 {
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: none;
  color: #F8F5F2;
  margin-bottom: 0.6rem;
  line-height: 1.3;
}
.methode-secondary p {
  font-size: 0.85rem;
  line-height: 1.65;
  color: rgba(248, 245, 242, 0.58);
}
.methode-secondary p a {
  color: var(--green-bright);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.25s ease;
}
.methode-secondary p a:hover { color: #F8F5F2; }

@media (max-width: 900px) {
  .methode-grid { grid-template-columns: 1fr; }
}

/* ── Portfolio : ligne de transparence en emphase réelle ─────── */
.portfolio-teaser .portfolio-disclaimer {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.15rem, 1.9vw, 1.5rem);
  line-height: 1.5;
  color: rgba(248, 245, 242, 0.82);
  max-width: 62ch;
  margin: 0.75rem 0 0;
}

/* ── Portfolio : "Le raisonnement" (crédibilité sans témoignage) */
.portfolio-reasoning {
  max-width: var(--max-w);
  margin: 2rem auto 0;
  padding: 2.25rem clamp(1.5rem, 4vw, 3rem);
}

.pr-header { margin-bottom: 1.75rem; }
.pr-eyebrow {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-bright);
  margin-bottom: 0.6rem;
}
.pr-header h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  color: #F8F5F2;
}

.pr-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.pr-block h4 {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: none;
  color: #F8F5F2;
  margin-bottom: 0.6rem;
  line-height: 1.3;
}
.pr-block p {
  font-size: 0.85rem;
  line-height: 1.65;
  color: rgba(248, 245, 242, 0.6);
}

@media (max-width: 900px) {
  .pr-grid { grid-template-columns: 1fr; gap: 1.5rem; }
}

/* ── FAQ objections — groupes par persona ────────────────────── */
.faq-group + .faq-group { margin-top: 3rem; }

.faq-group-title {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green-bright);
  text-align: center;
  margin-bottom: 1.5rem;
}

/* ── Responsive & animation budget ────────────────────────────
   Les sections ci-dessus n'utilisent que .reveal (fade + léger
   déplacement, déjà défini dans style.css / glass.css) : aucune
   animation 3D ou lourde n'est ajoutée ici. */
@media (max-width: 767px) {
  .segment-card,
  .contact-direct-card,
  .methode-point--lead {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}