/* ============================================================
   PAGE « IA GÉNÉRATIVE » — styles additionnels v3
   Réutilise au maximum le vocabulaire de he-agence-ia-toulouse-v3.css.
   Ici : un héro de page interne (sans canvas), l'accueil ciblé,
   un schéma "flux d'un assistant métier", et quelques cartes
   propres à la page. Mêmes variables, mêmes codes visuels.
   ============================================================ */

/* --- HÉRO de page interne : version courte du héro v3 --- */
.hero-page{position:relative;min-height:auto;display:flex;align-items:center;
  padding:150px 0 86px;overflow:hidden}
.hero-page::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(70% 80% at 78% -10%,rgba(37,99,235,.14),transparent 60%),
             radial-gradient(50% 60% at 8% 6%,rgba(56,189,248,.08),transparent 60%)}
.hero-page .hero-in{position:relative;z-index:2;display:block}
.hero-page .hero-copy{max-width:760px}
.hero-page h1{font-size:clamp(2.3rem,5.2vw,4rem);margin:22px 0 0}
.hero-page p.lede{font-size:clamp(1.05rem,1.6vw,1.22rem);color:var(--text-dim);max-width:660px;margin:26px 0 0}
.hero-page p.lede b{color:var(--text);font-weight:600}
.hero-page .hero-actions{margin-top:34px}
.hero-page .hero-meta{margin-top:42px}

/* --- ACCUEIL CIBLÉ : "vous êtes venu pour X" (bandeau d'ouverture) --- */
.intent-band{position:relative;margin:0 auto;max-width:980px;border-radius:20px;overflow:hidden;
  background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(29,78,216,.06));
  border:1px solid var(--line-strong);padding:clamp(26px,3.6vw,40px);
  display:flex;align-items:flex-start;gap:22px;flex-wrap:wrap}
.intent-band::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(50% 100% at 0% 50%,rgba(56,189,248,.1),transparent 55%)}
.intent-band .ib-ico{position:relative;flex:none;width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:1.4rem;
  background:var(--grad-bright);color:#fff;box-shadow:0 0 26px -6px rgba(56,189,248,.6)}
.intent-band .ib-copy{position:relative;flex:1;min-width:280px}
.intent-band .ib-copy .play-tag{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:.74rem;color:var(--accent);
  letter-spacing:.03em;border:1px solid rgba(56,189,248,.3);border-radius:999px;padding:5px 13px;margin-bottom:14px}
.intent-band .ib-copy h2{font-size:clamp(1.3rem,2.5vw,1.75rem);line-height:1.22;margin-bottom:12px;color:var(--text)}
.intent-band .ib-copy h2 .grad-text{font-weight:600}
.intent-band .ib-copy p{color:var(--text-dim);font-size:1.02rem;max-width:640px}
.intent-band .ib-copy p b{color:var(--text);font-weight:600}
@media(max-width:560px){.intent-band{flex-direction:column}}

/* --- SCHÉMA "flux d'un assistant métier" (carte sombre, ligne animée) --- */
.assistant-flow{position:relative;margin:0 auto;max-width:960px;border-radius:24px;overflow:hidden;
  background:linear-gradient(135deg,rgba(37,99,235,.08),rgba(29,78,216,.05));
  border:1px solid var(--line-strong);padding:clamp(32px,4.5vw,52px)}
.assistant-flow::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 90% at 12% 0%,rgba(56,189,248,.09),transparent 55%)}
.af-head{position:relative;text-align:center;margin-bottom:36px}
.af-head .play-tag{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:.74rem;color:var(--accent);
  letter-spacing:.03em;border:1px solid rgba(56,189,248,.3);border-radius:999px;padding:5px 13px;margin-bottom:14px}
.af-head h3{font-size:clamp(1.3rem,2.6vw,1.85rem);line-height:1.24;color:var(--text)}
.af-head p{color:var(--text-dim);font-size:1rem;max-width:620px;margin:12px auto 0}
.af-head p b{color:var(--text);font-weight:600}

.af-track{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:10px}
/* la ligne qui relie les étapes derrière les cartes */
.af-track::before{content:"";position:absolute;top:30px;left:8%;right:8%;height:2px;z-index:0;
  background:linear-gradient(90deg,transparent,rgba(56,189,248,.45),rgba(37,99,235,.5),rgba(56,189,248,.45),transparent)}
.af-node{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;
  padding:24px 18px;border-radius:var(--radius);
  background:rgba(8,16,31,.6);border:1px solid var(--line-strong);
  transition:transform .45s var(--ease),border-color .45s,box-shadow .45s}
.af-node:hover{transform:translateY(-5px);border-color:rgba(56,189,248,.4);box-shadow:0 28px 56px -32px rgba(0,0,0,.8)}
.af-node .af-ic{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:1.25rem;
  background:var(--grad-soft);border:1px solid var(--line-strong);color:var(--blue-300)}
.af-node.af-human .af-ic{background:var(--grad-bright);color:#fff;border-color:transparent;box-shadow:0 0 22px -6px rgba(56,189,248,.6)}
.af-node .af-step{font-family:var(--font-mono);font-size:.7rem;color:var(--accent);letter-spacing:.04em}
.af-node b{font-family:var(--font-display);font-size:1.02rem;font-weight:600;color:var(--text);letter-spacing:-.01em}
.af-node p{font-size:.84rem;color:var(--text-mute);line-height:1.4}
.af-foot{position:relative;text-align:center;margin-top:30px;font-family:var(--font-mono);font-size:.82rem;color:var(--text-mute)}
.af-foot i{color:var(--accent);margin-right:6px}
.af-foot b{color:var(--text-dim);font-weight:500}
.af-link{position:relative;display:flex;justify-content:center;margin-top:26px}
@media(max-width:760px){
  .af-track{grid-template-columns:1fr 1fr}
  .af-track::before{display:none}
}
@media(max-width:460px){.af-track{grid-template-columns:1fr}}

/* --- GRILLE "ce que ça change" : réutilise la logique qw-card en clair --- */
.usage-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.usage-card{position:relative;border-radius:var(--radius);padding:32px 30px;overflow:hidden;display:flex;flex-direction:column;
  background:var(--light-surface);border:1px solid var(--light-line);box-shadow:0 18px 40px -30px rgba(15,27,45,.4);
  transition:transform .5s var(--ease),border-color .5s,box-shadow .5s}
.usage-card::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;background:var(--grad-bright);transform:scaleX(0);transform-origin:left;transition:transform .55s var(--ease)}
.usage-card:hover{transform:translateY(-6px);border-color:var(--light-line-strong);box-shadow:0 36px 64px -34px rgba(15,27,45,.26)}
.usage-card:hover::before{transform:scaleX(1)}
.usage-card .uc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.usage-card .uc-ico{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;font-size:1.35rem;
  background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(29,78,216,.07));border:1px solid var(--light-line-strong);color:var(--blue-600)}
.usage-card .uc-num{font-family:var(--font-mono);font-size:.82rem;color:var(--blue)}
.usage-card h3{font-size:1.2rem;margin-bottom:10px;color:var(--light-text)}
.usage-card p{color:var(--light-dim);font-size:.95rem}
@media(max-width:760px){.usage-grid{grid-template-columns:1fr}}

/* --- BLOC "notre approche" (sombre, 2 colonnes) — réutilise local-shell --- */
.approach-shell{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(34px,5vw,56px);align-items:center;
  border-radius:28px;padding:clamp(34px,5vw,56px);position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--surface),var(--ink-700));border:1px solid var(--line-strong)}
.approach-shell::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(50% 80% at 0% 0%,rgba(56,189,248,.12),transparent 55%)}
.approach-copy{position:relative}
.approach-copy h2{font-size:clamp(1.8rem,3.6vw,2.5rem);margin:16px 0 0}
.approach-copy > p{color:var(--text-dim);font-size:1rem;margin-top:18px;max-width:560px}
.approach-copy > p b{color:var(--text);font-weight:600}
.approach-steps{position:relative;list-style:none;display:grid;gap:12px}
.approach-steps li{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:14px;
  background:rgba(255,255,255,.025);border:1px solid var(--line)}
.approach-steps .as-n{flex:none;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--font-display);font-weight:600;font-size:.95rem;color:#fff;
  background:var(--grad-bright);box-shadow:0 0 18px -4px rgba(56,189,248,.6)}
.approach-steps li span:last-child{display:flex;flex-direction:column;line-height:1.35}
.approach-steps li b{font-family:var(--font-display);font-size:1.02rem;font-weight:600;color:var(--text);letter-spacing:-.01em}
.approach-steps li small{color:var(--text-mute);font-size:.86rem;margin-top:3px}
@media(max-width:880px){.approach-shell{grid-template-columns:1fr;gap:36px}}

/* --- LEDE simple sous un sec-head (paragraphe de respiration) --- */
.plain-lede{max-width:880px}
.plain-lede .big{font-family:var(--font-display);font-size:clamp(1.2rem,2.4vw,1.6rem);font-weight:500;
  line-height:1.34;letter-spacing:-.01em;color:var(--light-text);margin-bottom:18px}
.plain-lede p{color:var(--light-dim);font-size:1.06rem;margin-top:14px}
.plain-lede p b{color:var(--light-text);font-weight:600}
/* variante sombre */
.plain-lede.on-dark .big{color:var(--text)}
.plain-lede.on-dark p{color:var(--text-dim)}
.plain-lede.on-dark p b{color:var(--text);font-weight:600}