/* Landing page — hero, sections home, grilles responsive */

/* ─── Tokens locaux (réutilise layout.css pour nav) ─── */
:root {
  --bg-primary: #0f172a;
  --bg-secondary: #020617;
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.8);
  --text-muted: rgba(255, 255, 255, 0.6);
  --primary: #20C366;
  --primary-dark: #1ba857;
  --secondary: #061A41;
  --accent-blue: #3b82f6;
  --accent-teal: #14b8a6;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --reveal-duration: 0.65s;
  --reveal-easing: cubic-bezier(0.22, 1, 0.36, 1);
}

.landing-main { padding-top: 0; }
.site-header + .landing-main .hero { padding-top: calc(var(--nav-height, 80px) + 2.5rem); }

/* ─── Hero ─── */
.hero {
  position: relative;
  min-height: min(100vh, 920px);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 6rem 1.5rem 4rem;
}

.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(15, 23, 42, 0.72), rgba(15, 23, 42, 0.94));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max, 1280px);
  width: 100%;
  text-align: center;
}

.hero__title {
  font-size: clamp(1.85rem, 5.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero__title span {
  display: block;
}

.hero__lead {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text-secondary);
  font-weight: 400;
  max-width: 720px;
  margin: 0 auto 2rem;
}

.cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0;
}

.btn {
  padding: 0.9rem 1.75rem;
  border-radius: 9999px;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  width: 100%;
  max-width: 320px;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 0 30px rgba(32, 195, 102, 0.4);
}

.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }

.btn-secondary {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover { background: var(--secondary); border-color: var(--secondary); }

/* ─── Sections communes ─── */
.home-section {
  position: relative;
  padding: 4.5rem 1.5rem;
  overflow: hidden;
}

.home-section__container {
  max-width: var(--container-max, 1280px);
  margin: 0 auto;
}

.home-section__header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.home-section__label {
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}

.home-section__title {
  font-size: clamp(1.65rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.home-section__lead {
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
}

.section-bg-light {
  background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
}

/* ─── Scroll reveal ─── */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity var(--reveal-duration) var(--reveal-easing),
    transform var(--reveal-duration) var(--reveal-easing);
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ─── Icônes cartes ─── */
.home-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 0.75rem;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.home-card-icon .home-icon {
  width: 24px;
  height: 24px;
}

.home-card-icon--green {
  background: rgba(32, 195, 102, 0.14);
  color: var(--primary);
  border: 1px solid rgba(32, 195, 102, 0.28);
}

.home-card-icon--blue {
  background: rgba(59, 130, 246, 0.14);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.28);
}

.home-card-icon--teal {
  background: rgba(20, 184, 166, 0.14);
  color: var(--accent-teal);
  border: 1px solid rgba(20, 184, 166, 0.28);
}

.home-section--methodology .home-card-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 0.5rem;
}

.home-section--methodology .home-card-icon .home-icon {
  width: 20px;
  height: 20px;
}

/* ─── Ambitions2030 ─── */
.home-section--ambitions {
  background: linear-gradient(160deg, rgba(6, 26, 65, 0.35) 0%, transparent 55%);
}

.ambitions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.ambitions-card {
  padding: 1.5rem;
  border-radius: 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-top: 3px solid rgba(32, 195, 102, 0.45);
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.ambitions-card:nth-child(2),
.ambitions-card:nth-child(5) {
  border-top-color: rgba(59, 130, 246, 0.45);
}

.ambitions-card:nth-child(3) {
  border-top-color: rgba(20, 184, 166, 0.45);
}

.ambitions-card:hover {
  border-color: rgba(32, 195, 102, 0.45);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.ambitions-card__title {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.ambitions-card__text {
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* ─── Grilles expertises / cas d'usage ─── */
.home-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.expertise-home-card,
.use-case-card {
  padding: 1.5rem;
  border-radius: 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.expertise-home-card:hover,
.use-case-card:hover {
  transform: translateY(-3px);
  border-color: rgba(32, 195, 102, 0.4);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
}

.home-section--expertises {
  position: relative;
}

.home-section--expertises::before {
  content: '';
  position: absolute;
  top: 10%;
  right: -8%;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(32, 195, 102, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.home-section--use-cases {
  position: relative;
}

.home-section--use-cases::before {
  content: '';
  position: absolute;
  bottom: 15%;
  left: -6%;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

.expertise-home-card__title,
.use-case-card__title {
  font-size: 1.05rem;
}

.expertise-home-card__text,
.use-case-card__text {
  font-size: 0.92rem;
  color: var(--text-muted);
  flex: 1;
}

.expertise-home-card__link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.expertise-home-card__link:hover {
  text-decoration: underline;
}

.expertise-home-card__link::after {
  content: '→';
}

/* ─── Méthodologie ─── */
.home-section--methodology {
  background: linear-gradient(180deg, transparent 0%, rgba(6, 26, 65, 0.25) 50%, transparent 100%);
}

.methodology-cycle {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
  max-width: 720px;
  margin: 0 auto;
}

.methodology-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1.25rem 1rem;
  border-radius: 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  text-align: center;
}

.methodology-step .home-card-icon {
  margin-bottom: 0;
}

.methodology-step__label {
  font-weight: 700;
  font-size: 0.95rem;
}

.methodology-step__arrow {
  color: var(--primary);
  flex-shrink: 0;
  transform: rotate(90deg);
}

/* ─── Bannière institutionnelle ─── */
.institutional-banner {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-top: 2.5rem;
  padding: 2rem 1.5rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(32, 195, 102, 0.12), rgba(6, 26, 65, 0.85));
  border: 1px solid rgba(32, 195, 102, 0.35);
}

.institutional-banner .home-card-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 0;
  background: rgba(32, 195, 102, 0.2);
  border-color: rgba(32, 195, 102, 0.45);
}

.institutional-banner .home-card-icon .home-icon {
  width: 28px;
  height: 28px;
}

.institutional-banner__body {
  flex: 1;
  min-width: 0;
}

.institutional-banner__title {
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  margin-bottom: 0.75rem;
}

.institutional-banner__text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 820px;
}

/* ─── Legacy (autres pages landing) ─── */
.section {
  position: relative;
  padding: 5rem 1.5rem;
  overflow: hidden;
}

.section-header { text-align: center; margin-bottom: 3rem; }
.section-label {
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}
.section-description {
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto;
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  max-width: 1280px;
  margin: 0 auto;
}

.module-card {
  padding: 1.5rem;
  border-radius: 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  transition: transform 0.3s, border-color 0.3s;
}

.module-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
}

.module-icon {
  width: 48px;
  height: 48px;
  border-radius: 0.75rem;
  background: rgba(32, 195, 102, 0.15);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.module-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.module-card p { font-size: 0.9rem; color: var(--text-muted); }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.stat-card {
  text-align: center;
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 1rem;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
}
.stat-label { color: var(--text-muted); font-size: 0.9rem; }

.cta-section {
  text-align: center;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 1.5rem;
  max-width: 1280px;
  margin: 0 auto;
}

.cta-section h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); margin-bottom: 1.5rem; }

.landing-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: 3rem 1.5rem 1.5rem;
}

.landing-footer__grid {
  max-width: 1280px;
  margin: 0 auto 2rem;
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 2rem;
}

.landing-footer__intro { color: var(--text-secondary); font-size: 0.95rem; margin: 1rem 0; }
.landing-footer h4 { font-size: 0.9rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 0.05em; }
.landing-footer ul { list-style: none; }
.landing-footer li { margin-bottom: 0.4rem; }
.landing-footer a { color: var(--text-muted); text-decoration: none; font-size: 0.875rem; }
.landing-footer a:hover { color: var(--primary); }
.landing-footer__bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.3; pointer-events: none; }
.blob-1 { top: -10%; right: -5%; width: 400px; height: 400px; background: var(--primary); }
.blob-2 { bottom: -20%; left: -10%; width: 400px; height: 400px; background: var(--secondary); }

/* ─── Tablet ─── */
@media (min-width: 640px) {
  .ambitions-grid,
  .home-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-group {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .btn {
    width: auto;
    max-width: none;
  }

  .methodology-cycle {
    max-width: none;
  }

  .methodology-step {
    flex: 1;
    min-width: 0;
    padding: 1.25rem 1rem;
  }
}

/* ─── Desktop ─── */
@media (min-width: 1024px) {
  .ambitions-grid,
  .home-grid--expertises,
  .home-grid--use-cases {
    grid-template-columns: repeat(3, 1fr);
  }

  .methodology-cycle {
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 0.5rem;
  }

  .methodology-step {
    flex: 1;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    border-radius: 9999px;
    padding: 0.85rem 0.75rem;
    text-align: left;
    gap: 0.35rem 0.5rem;
  }

  .methodology-step .home-card-icon {
    margin-bottom: 0;
  }

  .methodology-step__arrow {
    transform: none;
  }

  .methodology-step:last-child .methodology-step__arrow {
    display: none;
  }
}

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

@media (max-width: 600px) {
  .landing-footer__grid { grid-template-columns: 1fr; }
}