.protocole-page {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.protocole-hero {
  background: rgba(248, 250, 251, 0.92);
  border: 1px solid #c5d3dc;
  border-left: 3px solid #4a6b8a;
  border-radius: 16px;
  padding: 1.15rem 1.4rem 1rem;
  margin-bottom: 0.6rem;
  box-shadow: 0 10px 24px rgba(58, 74, 86, 0.08);
}

.protocole-hero h2 {
  color: #2f3944;
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 0.3rem;
}

.protocole-hero .lead {
  color: #34424e;
  font-size: 1rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.1rem;
  font-weight: 600;
  text-transform: uppercase;
}

.protocole-intro {
  margin: 0;
  color: #445462;
  font-size: 1rem;
  line-height: 1.7;
}

.protocole-key-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: 1fr;
  align-items: stretch;
  gap: 1.5rem;
}

.protocole-key-card {
  height: 100%;
  background: #f7f8fa;
  border: 1px solid #c5d3dc;
  border-radius: 16px;
  padding: 1.6rem 1.7rem;
  box-shadow: 0 10px 20px rgba(58, 74, 86, 0.1);
}

.protocole-key-card h3 {
  color: #40515f;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin-bottom: 0.85rem;
}

.protocole-key-card:nth-child(1) h3 {
  color: #4f7a62;
}

.protocole-key-card:nth-child(2) h3 {
  color: #405f75;
}

.protocole-key-card:nth-child(3) h3 {
  color: #8a5548;
}

.protocole-key-card p {
  margin-bottom: 0.6rem;
  color: #445462;
  line-height: 1.7;
}

.protocole-key-card ul {
  margin: 0;
  padding-left: 1.1rem;
}

.protocole-key-card li {
  line-height: 1.75;
}

.protocole-key-card li + li {
  margin-top: 0.55rem;
}

.protocole-note {
  margin: 0;
  padding: 0.75rem 0.95rem;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.03);
  color: #445462;
  font-style: italic;
}

.protocole-accordion .accordion-item {
  border: 1px solid #e0e8ed;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 18px rgba(58, 74, 86, 0.08);
  background: #f8fafb;
}

.protocole-accordion .accordion-item + .accordion-item {
  margin-top: 1rem;
}

.protocole-accordion .accordion-item.accordion-highlight {
  border-color: #c5d3dc;
  box-shadow: 0 10px 20px rgba(58, 74, 86, 0.12);
}

.protocole-accordion .accordion-button {
  background: rgba(248, 250, 251, 0.92);
  color: #34424e;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.protocole-accordion .accordion-button:not(.collapsed) {
  color: #34424e;
  background: rgba(232, 238, 242, 0.9);
  box-shadow: inset 0 -1px 0 #e0e8ed;
}

.protocole-accordion .accordion-button:focus {
  box-shadow: 0 0 0 0.2rem rgba(122, 156, 181, 0.25);
}

.protocole-accordion .accordion-body {
  background: #f8fafb;
  color: #445462;
  line-height: 1.7;
}

.protocole-accordion ul {
  margin: 0;
  padding-left: 1.1rem;
}

.protocole-accordion li + li {
  margin-top: 0.35rem;
}

@media (max-width: 768px) {
  .protocole-hero {
    padding: 1.5rem 1.6rem;
  }

  .protocole-key-grid {
    grid-template-columns: 1fr;
  }
}