:root {
  --bg: #f7f8fb;
  --card: #ffffff;
  --accent: #0b7a5f;
  --muted: #6b7280;
  --accent-2: #075e47;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: #111827;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
  gap: 20px;
}

.site-header {
  background: linear-gradient(90deg, #062e1f, #0b4b36);
  color: #fff;
  padding: 28px 0;
}

.header-inner{
  justify-content: center;
}

.header-inner h1 {
  margin: 0;
  font-size: 1.4rem;
}

.subhead {
  margin-top: 6px;
  opacity: 0.95;
}

.quick-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 18px 0;
  flex-direction: row;
  justify-content: center;
}

.btn {
  display: flex;
  flex-direction: row;
  align-items: center;
  padding: 12px 16px;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 600;
  font-size: 18px;
  text-align: center;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 18px rgba(11, 122, 95, 0.12);
  
}

.btn-primary-outline {
  background: #fff;
  border: 1px solid #e6e7eb;
  color: var(--accent-2);
}

.btn-whatsapp {
  background: #25D366;
  color: #00351b;
  padding: 2px;
}

.summary,
section {
  background: var(--card);
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: 0 6px 20px rgba(2, 6, 23, 0.04);
}

.bullet-list {
  padding-left: 18px;
  margin: 8px 0 0;
}

.bullet-list li {
  margin: 8px 0;
}

.steps {
  padding-left: 18px;
}

.steps li {
  margin: 12px 0;
}

.tip {
  background: #f1fdf6;
  border-left: 4px solid var(--accent);
  padding: 10px;
  margin-top: 10px;
  border-radius: 6px;
  font-style: italic;
  
}

.warning {
  background: #fff4f4;
  border-left: 4px solid #ff6b6b;
  padding: 10px;
  border-radius: 6px;
  font-style: italic;
}

dl dt {
  font-weight: 700;
  margin-top: 12px;
}

dl dd {
  margin: 6px 0 12px;
  color: var(--muted);
}

.cta-footer {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
}

.cta-footer .btn {
  min-width: 180px;
}

.site-footer {
  padding: 18px 0;
  text-align: center;
  color: var(--muted);
}

@media (max-width:680px) {
  .header-inner h1 {
    font-size: 1.05rem;
  }

  .quick-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}

.flex-row {
  display: flex;
  flex-direction: row;
}

.dropdown {
    border: 1px solid #ddd;
    border-radius: 6px;
    margin-bottom: 15px;
    padding: 0;
    overflow: hidden;
}

.dropdown summary {
    background: #f5f5f5;
    padding: 12px 15px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1.1rem;
    list-style: none;
}

.dropdown summary::-webkit-details-marker {
    display: none;
}

.dropdown[open] summary {
    background: #eaeaea;
}

.dropdown-content {
    padding: 15px;
    background: white;
}