/* ==========================================================================
   LLM ECO — HOME
   ========================================================================== */

/* ---- Monogramme animé (tracé progressif) ---- */
.monogram { width: 100%; height: auto; }
[data-mono] .mono-stroke {
  stroke-dasharray: 1; stroke-dashoffset: 1;
  animation: monoDraw 0.85s var(--ease-out) forwards;
  animation-delay: calc(var(--i) * 0.18s + 0.15s);
}
@keyframes monoDraw { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) {
  [data-mono] .mono-stroke { stroke-dashoffset: 0; animation: none; }
}

/* placeholder générique (en attendant photos réelles) */
.ph {
  background:
    radial-gradient(120% 120% at 20% 10%, rgba(45,107,245,0.35), transparent 60%),
    radial-gradient(120% 120% at 90% 90%, rgba(158,88,240,0.30), transparent 55%),
    linear-gradient(135deg, var(--surface-2), var(--ink-900));
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.5); font-family: var(--font-mono); letter-spacing: 0.2em; font-size: var(--fs-sm);
}

/* ============================ HERO (effet calibré plein cadre) ============================ */
.hero { position: relative; min-height: clamp(620px, 90vh, 860px); display: flex; flex-direction: column; justify-content: center;
  padding-top: calc(var(--header-h) + var(--sp-7)); padding-bottom: var(--sp-7); overflow: hidden; }
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
/* dégradés de fond : nappes lumineuses qui dérivent */
.hero--fx::before { content: ""; position: absolute; inset: -20%; z-index: 0; pointer-events: none;
  background:
    radial-gradient(40% 50% at 18% 30%, rgba(45,107,245,0.42), transparent 60%),
    radial-gradient(35% 45% at 82% 22%, rgba(6,187,249,0.34), transparent 60%),
    radial-gradient(45% 55% at 70% 85%, rgba(158,88,240,0.30), transparent 62%);
  filter: blur(10px); animation: heroDrift 22s var(--ease-in-out) infinite alternate; }
@keyframes heroDrift { 0% { transform: translate3d(-2%, -1%, 0) scale(1); } 100% { transform: translate3d(2%, 2%, 0) scale(1.08); } }
/* grille technique discrète */
.hero__grid-deco { position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: 0.5;
  background-image: linear-gradient(rgba(141,178,255,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(141,178,255,0.06) 1px, transparent 1px);
  background-size: 64px 64px; mask-image: radial-gradient(120% 90% at 50% 30%, #000 35%, transparent 80%); -webkit-mask-image: radial-gradient(120% 90% at 50% 30%, #000 35%, transparent 80%); }
.hero__glow { position: absolute; inset: 0; z-index: 0; background: var(--grad-hero); pointer-events: none; }
.hero__scrim { position: absolute; inset: 0; z-index: 0; pointer-events: none; background: linear-gradient(180deg, rgba(2,4,9,0.30), rgba(2,4,9,0.05) 40%, var(--ink-1000) 100%); }
@media (prefers-reduced-motion: reduce) { .hero--fx::before { animation: none; } }

.hero__inner { position: relative; z-index: 1; max-width: 920px; }
.hero__title { margin: var(--sp-4) 0; max-width: 16ch; }
.hero__lead { margin-bottom: var(--sp-6); max-width: 62ch; }
.hero__actions { margin-bottom: var(--sp-7); }

.hero__stats { display: flex; gap: var(--sp-8); flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: var(--sp-5); }
.hero__stats dt { font-family: var(--font-display); font-size: 2.2rem; font-weight: 800; color: var(--text-strong); line-height: 1; }
.hero__stats dd { color: var(--text-faint); font-size: var(--fs-sm); margin-top: 4px; max-width: 16ch; }

/* ruban de méthode en bas du hero */
.hero__flow { position: relative; z-index: 1; display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-2) var(--sp-3); margin-top: var(--sp-8);
  padding-top: var(--sp-5); border-top: 1px solid var(--line); }
.hero__flow span { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted);
  padding: 0.35rem 0.8rem; border: 1px solid var(--line); border-radius: var(--r-pill); background: rgba(8,18,37,0.4); }
.hero__flow i { width: 16px; height: 2px; border-radius: 2px; background: linear-gradient(90deg, var(--brand-cyan-500), var(--brand-violet-500)); }
.hero__flow { padding-inline: var(--gutter); margin-inline: auto; max-width: var(--container); width: 100%; }

/* ============================ UNIVERS ============================ */
.univers__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); }
.univers-card {
  position: relative; display: flex; flex-direction: column; gap: var(--sp-3);
  padding: var(--sp-6); border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface-1), var(--ink-900));
  border: 1px solid var(--line); overflow: hidden;
  transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base), box-shadow var(--dur-base);
  transition-delay: calc(var(--d, 0) * 60ms);
}
.univers-card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--grad-brand); transform: scaleX(0); transform-origin: left; transition: transform var(--dur-base) var(--ease-out); }
.univers-card:hover { transform: translateY(-6px); border-color: var(--line-strong); box-shadow: var(--shadow-lg); }
.univers-card:hover::before { transform: scaleX(1); }
.univers-card__media { display: block; margin: calc(var(--sp-6) * -1) calc(var(--sp-6) * -1) var(--sp-1); height: 180px; overflow: hidden; }
.univers-card__media .pic, .univers-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-slow) var(--ease-out); }
.univers-card:hover .univers-card__media img { transform: scale(1.05); }
.univers-card__num { font-family: var(--font-mono); color: var(--brand-cyan-400); font-size: var(--fs-sm); }
.univers-card h3 { font-size: var(--fs-h3); }
.univers-card p { color: var(--text-muted); font-size: var(--fs-sm); flex-grow: 1; }
.univers-card__go { font-family: var(--font-display); font-weight: 600; color: var(--text-strong); font-size: var(--fs-sm); }

/* ============================ PROCESS ============================ */
.process { background: linear-gradient(180deg, var(--ink-1000), var(--ink-950)); }
.process__steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--sp-4); counter-reset: step; }
.process__step { position: relative; padding: var(--sp-5) var(--sp-4); border-radius: var(--r-md); background: var(--surface-1); border: 1px solid var(--line); transition-delay: calc(var(--d,0) * 70ms); }
.process__step::after { content: "→"; position: absolute; right: -14px; top: 50%; transform: translateY(-50%); color: var(--brand-cyan-500); z-index: 1; }
.process__step:last-child::after { display: none; }
.process__index { font-family: var(--font-mono); color: var(--brand-cyan-400); font-size: var(--fs-xs); }
.process__name { font-size: 1.05rem; margin: var(--sp-2) 0; }
.process__step p { color: var(--text-faint); font-size: var(--fs-xs); }

/* ============================ IMAGES (picture/cover) ============================ */
/* Pattern "cover" robuste : le <picture> ne crée pas de boîte (display:contents),
   l'<img> se dimensionne donc directement contre le conteneur (hauteur définie). */
.pic { display: block; }
.pic.cover { display: contents; }
.univers-card__media img,
.gallery__item img,
.showband__media img,
.pic.cover > img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ============================ BANNIÈRE CINÉMATIQUE ============================ */
.showband { position: relative; min-height: clamp(360px, 50vh, 560px); display: flex; align-items: center; overflow: hidden; }
.showband__media { position: absolute; inset: 0; z-index: 0; }
.showband__media .pic, .showband__media img { width: 100%; height: 100%; object-fit: cover; }
.showband__overlay { position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(2,4,9,0.92) 0%, rgba(2,4,9,0.72) 45%, rgba(4,16,92,0.45) 100%); }
.showband__content { position: relative; z-index: 2; max-width: 760px; padding-block: var(--sp-7); }
.showband__content h2 { font-size: var(--fs-h1); margin-bottom: var(--sp-4); }
.showband__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.showband__points { display: flex; flex-wrap: wrap; gap: var(--sp-5) var(--sp-6); margin-top: var(--sp-6); list-style: none; padding: 0; }
.showband__points li { display: flex; flex-direction: column; gap: 3px; max-width: 210px; padding-left: var(--sp-4); border-left: 2px solid var(--brand-cyan-500); }
.showband__points b { font-family: var(--font-display); color: var(--text-strong); }
.showband__points span { color: var(--text-muted); font-size: var(--fs-sm); }

/* ============================ DÉMARCHE ÉCO ============================ */
.eco-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-5); }
.eco-card { padding: var(--sp-6); border-radius: var(--r-lg); background: linear-gradient(180deg, var(--surface-1), var(--ink-900)); border: 1px solid var(--line); border-top: 2px solid #2fe0a0; transition: transform var(--dur-base) var(--ease-out); }
.eco-card:hover { transform: translateY(-4px); }
.eco-card__ic { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: var(--r-sm); color: #2fe0a0; background: rgba(47,224,160,0.12); margin-bottom: var(--sp-3); }
.eco-card h3 { font-size: 1.02rem; margin-bottom: var(--sp-2); }
.eco-card p { color: var(--text-muted); font-size: var(--fs-sm); }
@media (max-width: 980px) { .eco-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .eco-grid { grid-template-columns: 1fr; } }

/* ============================ GALERIE RÉALISATIONS ============================ */
.gallery__grid { display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: 220px; gap: var(--sp-4); grid-auto-flow: dense; }
.gallery__item { position: relative; margin: 0; border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--line); transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base); transition-delay: calc(var(--d,0) * 60ms); }
.gallery__item.g-tall { grid-row: span 2; }
.gallery__item.g-wide { grid-column: span 2; }
.gallery__item .pic, .gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-slow) var(--ease-out); }
.gallery__item:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.gallery__item:hover img { transform: scale(1.06); }
.gallery__item figcaption { position: absolute; inset: auto 0 0 0; padding: var(--sp-5) var(--sp-4) var(--sp-3); font-size: var(--fs-sm); color: var(--text-strong); background: linear-gradient(transparent, rgba(2,4,9,0.85)); opacity: 0; transform: translateY(8px); transition: opacity var(--dur-base), transform var(--dur-base); }
.gallery__item:hover figcaption, .gallery__item:focus-within figcaption { opacity: 1; transform: none; }
.gallery__cta { display: flex; justify-content: center; margin-top: var(--sp-7); }

/* ============================ TEASER RÉALISATIONS ============================ */
.real-teaser__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-6); flex-wrap: wrap; padding: clamp(2rem, 5vw, 3.4rem); border-radius: var(--r-xl); background: linear-gradient(120deg, rgba(6,187,249,0.10), rgba(158,88,240,0.08)), var(--ink-900); border: 1px solid var(--line-strong); }
.real-teaser__inner > div { max-width: 720px; }
.real-teaser__inner h2 { font-size: var(--fs-h2); margin: var(--sp-2) 0 var(--sp-3); }

/* ============================ PACKS ============================ */
.packs__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-5); }
.pack-card { position: relative; display: flex; flex-direction: column; gap: var(--sp-2); padding: var(--sp-6); border-radius: var(--r-lg); background: linear-gradient(180deg, var(--surface-1), var(--ink-900)); border: 1px solid var(--line); transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base); }
.pack-card:hover { transform: translateY(-5px); border-color: var(--line-strong); }
.pack-card.is-featured { border-color: rgba(6,187,249,0.4); box-shadow: var(--glow-cyan); }
.pack-card__badge { position: absolute; top: var(--sp-4); right: var(--sp-4); }
.pack-card__kicker { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--brand-cyan-400); }
.pack-card h3 { font-size: var(--fs-h3); }
.pack-card__desc { color: var(--text-muted); font-size: var(--fs-sm); flex-grow: 1; }
.pack-card__link { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-sm); color: var(--text-strong); margin-top: var(--sp-2); }

/* ============================ SECTEURS ============================ */
.sectors__list { display: flex; flex-wrap: wrap; gap: var(--sp-3); }
.sectors__list li { padding: 0.6rem 1.1rem; border-radius: var(--r-pill); border: 1px solid var(--line); color: var(--text-muted); font-size: var(--fs-sm); transition: color var(--dur-fast), border-color var(--dur-fast); }
.sectors__list li:hover { color: var(--brand-cyan-300); border-color: var(--line-strong); }

/* ============================ TRUST ============================ */
.trust__list { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-5); margin-top: var(--sp-6); }
.trust__item { padding: var(--sp-6); border-radius: var(--r-lg); background: var(--surface-1); border: 1px solid var(--line); border-left: 3px solid transparent; border-image: linear-gradient(180deg, var(--brand-cyan-500), var(--brand-violet-500)) 1; transition-delay: calc(var(--d,0) * 60ms); }
.trust__item h3 { font-size: var(--fs-h3); margin-bottom: var(--sp-2); }
.trust__item p { color: var(--text-muted); font-size: var(--fs-sm); }

/* ============================ RESPONSIVE ============================ */
@media (max-width: 980px) {
  .hero { min-height: 0; }
  .univers__grid { grid-template-columns: 1fr; }
  .process__steps { grid-template-columns: repeat(3, 1fr); }
  .process__step:nth-child(3)::after { display: none; }
  .packs__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .hero__stats { gap: var(--sp-5); }
  .process__steps { grid-template-columns: 1fr 1fr; }
  .process__step::after { display: none; }
  .packs__grid { grid-template-columns: 1fr; }
  .trust__list { grid-template-columns: 1fr; }
}