:root {
  --bg: #ffffff;
  --bg-alt: #f2f8f4;
  --ink: #16261f;
  --muted: #56675e;
  --brand: #0f7a5c;      /* verde médico */
  --brand-dark: #0a5b44;
  --border: #dde9e2;
  --radius: 12px;
  --maxw: 960px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* Topbar */
.topbar {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(8px);
  z-index: 10;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
}
.brand__mark {
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 8px;
  letter-spacing: 0.5px;
}
.brand__text { font-size: 0.98rem; }
.nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 22px;
  font-size: 0.95rem;
}
.nav a:hover { color: var(--brand); }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 84px 0 64px;
  background: linear-gradient(180deg, #e6f3ec 0%, #ffffff 100%);
}
/* Cruz médica em marca d'água */
.hero::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -40px;
  transform: translateY(-50%);
  width: 320px;
  height: 320px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M38 8 h24 v30 h30 v24 h-30 v30 h-24 v-30 h-30 v-24 h30 z' fill='%230f7a5c'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
  opacity: 0.06;
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; }
.hero h1 {
  font-size: 2.4rem;
  margin: 0 0 16px;
  line-height: 1.15;
  max-width: 620px;
}
.hero__lead {
  font-size: 1.12rem;
  color: var(--muted);
  max-width: 620px;
  margin: 0 0 28px;
}
.btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  text-decoration: none;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  transition: background 0.15s ease;
}
.btn:hover { background: var(--brand-dark); }

/* Sections */
.section { padding: 56px 0; }
.section--alt { background: var(--bg-alt); }
.section h2 {
  font-size: 1.6rem;
  margin: 0 0 20px;
}
.section p { color: var(--muted); max-width: 680px; }
.section p strong { color: var(--ink); }

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
  margin-top: 10px;
}
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.card h3 { margin: 0 0 8px; font-size: 1.1rem; }
.card p { margin: 0; font-size: 0.96rem; }

/* Contact */
.contact { list-style: none; padding: 0; margin: 0; }
.contact li { margin-bottom: 8px; color: var(--muted); }
.contact a { color: var(--brand); text-decoration: none; }

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  background: #0f1a26;
  color: #c7d2de;
  padding: 36px 0;
}
.footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
}
.footer__name { margin: 0 0 8px; color: #fff; }
.footer__legal { margin: 0; font-size: 0.88rem; line-height: 1.7; color: #9fb0c0; }
.footer__links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.88rem;
}
.footer__links a { color: #7fc4ef; text-decoration: none; }
.footer__links span { color: #7c8aa0; }

@media (max-width: 600px) {
  .hero h1 { font-size: 1.9rem; }
  .nav a { margin-left: 14px; }
  .brand__text { display: none; }
}