/* Template Institutionnel — B2B */

.page-institutionnel {
  --accent: var(--ink);
  --accent-hover: #061018;
}

.page-institutionnel .header {
  background: rgba(246, 245, 241, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.page-institutionnel .header.is-scrolled {
  background: rgba(246, 245, 241, 0.98);
}

.page-institutionnel .logo {
  color: var(--text);
}

.page-institutionnel .logo-tag,
.page-institutionnel .nav-links > li > a:not(.btn),
.page-institutionnel .nav-dropdown > button {
  color: var(--muted);
}

.page-institutionnel .nav-links > li > a:not(.btn):hover,
.page-institutionnel .nav-dropdown > button:hover {
  color: var(--text);
}

.page-institutionnel .menu-toggle span {
  background: var(--text);
}

.page-institutionnel .nav-dropdown-panel {
  background: var(--surface);
  border-color: var(--border);
}

.page-institutionnel .nav-dropdown-panel a {
  color: var(--muted);
}

.page-institutionnel .nav-dropdown-panel a:hover {
  color: var(--text);
  background: rgba(11, 31, 42, 0.04);
}

@media (max-width: 900px) {
  .page-institutionnel .nav-links {
    background: var(--surface);
    border-bottom-color: var(--border);
  }

  .page-institutionnel .nav-links > li {
    border-bottom-color: var(--border);
  }
}

.i-hero {
  padding: calc(var(--header-h) + 4rem) 0 4rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.i-hero-inner {
  max-width: 44rem;
}

.i-brand {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.25rem;
}

.i-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.85rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 1.15rem;
  max-width: 22ch;
}

.i-hero-support {
  font-size: 1.15rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 1.15rem;
  max-width: 40rem;
}

.i-position {
  font-size: 1rem;
  color: var(--text);
  border-left: 2px solid var(--ink);
  padding-left: 1rem;
  margin: 1.75rem 0 2rem;
  max-width: 38rem;
}

.i-hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.i-duo {
  padding: 5rem 0;
}

.i-duo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.i-duo h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 1.15rem;
}

.i-duo ul li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}

.i-duo ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05rem;
  width: 4px;
  height: 4px;
  background: var(--ink);
}

.i-flow {
  background: var(--bg-deep);
  color: var(--text-on-dark);
  padding: 5rem 0;
}

.i-flow .section-kicker {
  color: var(--muted-on-dark);
}

.i-flow .section-title {
  color: var(--text-on-dark);
}

.i-flow .section-lead {
  color: var(--muted-on-dark);
}

.i-flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-dark);
  border: 1px solid var(--border-dark);
  margin-top: 2rem;
}

.i-flow-step {
  background: var(--bg-deep);
  padding: 1.5rem 1.25rem;
}

.i-flow-step span {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-on-dark);
  margin-bottom: 0.65rem;
}

.i-flow-step strong {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  display: block;
  margin-bottom: 0.4rem;
}

.i-flow-step p {
  font-size: 0.92rem;
  color: var(--muted-on-dark);
}

.i-points {
  padding: 5rem 0;
}

.i-points-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.i-points h3 {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 400;
  margin-bottom: 1rem;
}

.i-points li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}

.i-cta {
  background: var(--ink);
  color: #fff;
  padding: 4.5rem 0;
  text-align: center;
}

.i-cta h2 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3vw, 2.4rem);
  font-weight: 400;
  margin-bottom: 0.65rem;
}

.i-cta p {
  opacity: 0.85;
  margin-bottom: 1.75rem;
}

.i-cta .btn-primary {
  background: #fff;
  color: var(--ink);
}

.i-cta .btn-primary:hover {
  background: var(--surface);
}

.i-cta .btn-ghost {
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
  margin-left: 0.65rem;
}

.page-institutionnel .footer {
  background: #070f14;
}

@media (max-width: 800px) {
  .i-duo-grid,
  .i-points-grid,
  .i-flow-steps {
    grid-template-columns: 1fr;
  }

  .i-cta .btn-ghost {
    margin-left: 0;
    margin-top: 0.65rem;
  }
}