/* ===== INSAÚDE - Centro Clínico ===== */
:root{
  --primary:#2563eb;
  --primary-dark:#1d4ed8;
  --bg:#ffffff;
  --bg-alt:#f5f7fb;
  --text:#1f2430;
  --text-muted:#5b6472;
  --border:#e3e7ee;
  --radius:10px;
  --max-width:1120px;
}

*,*::before,*::after{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(--text);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;}

a{color:var(--primary);text-decoration:none;}
a:hover{text-decoration:underline;}

.container{
  width:100%;
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 1.5rem;
}

/* Header */
header.site-header{
  border-bottom:1px solid var(--border);
  background:var(--bg);
  position:sticky;
  top:0;
  z-index:10;
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:1rem 1.5rem;
  max-width:var(--max-width);
  margin:0 auto;
  flex-wrap:wrap;
}

.brand{
  display:flex;
  align-items:center;
  gap:.65rem;
  font-weight:700;
  font-size:1.15rem;
  color:var(--text);
}

.brand img{
  height:40px;
  width:40px;
  object-fit:cover;
  border-radius:8px;
}

nav.main-nav ul{
  list-style:none;
  display:flex;
  gap:1.5rem;
  margin:0;
  padding:0;
  flex-wrap:wrap;
}

nav.main-nav a{
  color:var(--text);
  font-weight:500;
}

nav.main-nav a:hover{
  color:var(--primary);
  text-decoration:none;
}

/* Buttons */
.btn{
  display:inline-block;
  padding:.85rem 1.75rem;
  border-radius:999px;
  background:var(--primary);
  color:#fff;
  font-weight:600;
  border:none;
  cursor:pointer;
  transition:background .15s ease, transform .15s ease;
}

.btn:hover{
  background:var(--primary-dark);
  text-decoration:none;
  transform:translateY(-1px);
}

.btn-outline{
  background:transparent;
  color:var(--primary);
  border:2px solid var(--primary);
  padding:.7rem 1.6rem;
}

.btn-outline:hover{
  background:var(--primary);
  color:#fff;
}

/* Hero */
.hero{
  background:linear-gradient(135deg, rgba(37,99,235,.92), rgba(29,78,216,.88)), url('https://www.insaude.pt/img/desktop_homepage.jpg') center/cover no-repeat;
  color:#fff;
  padding:5rem 0;
}

.hero-inner{
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 1.5rem;
  display:grid;
  gap:2rem;
  align-items:center;
}

.hero h1{
  font-size:clamp(2rem, 5vw, 3rem);
  margin:0 0 1rem;
  line-height:1.15;
}

.hero p.lead{
  font-size:1.2rem;
  max-width:40ch;
  margin:0 0 2rem;
  color:rgba(255,255,255,.92);
}

.hero .btn{
  background:#fff;
  color:var(--primary-dark);
}

.hero .btn:hover{
  background:#f0f3fb;
}

/* Sections */
main{
  display:block;
}

section{
  padding:4rem 0;
}

section.alt{
  background:var(--bg-alt);
}

section h2{
  font-size:2rem;
  margin:0 0 .5rem;
}

section p.section-lead{
  color:var(--text-muted);
  max-width:60ch;
  margin:0 0 2.5rem;
}

/* Cards / grid */
.grid{
  display:grid;
  gap:1.5rem;
  grid-template-columns:repeat(auto-fit, minmax(240px, 1fr));
}

.card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:1.75rem;
}

.card h3{
  margin:0 0 .6rem;
  font-size:1.1rem;
  color:var(--primary-dark);
}

.card p{
  margin:0;
  color:var(--text-muted);
}

/* Contact */
.contact-grid{
  display:grid;
  gap:2.5rem;
  grid-template-columns:1fr;
}

@media (min-width:800px){
  .contact-grid{
    grid-template-columns:1fr 1.2fr;
  }
}

.contact-info a{
  font-weight:600;
}

.contact-info ul{
  list-style:none;
  padding:0;
  margin:1.5rem 0 0;
}

.contact-info li{
  margin-bottom:1rem;
}

form.contact-form{
  display:grid;
  gap:1rem;
  background:var(--bg-alt);
  padding:1.75rem;
  border-radius:var(--radius);
  border:1px solid var(--border);
}

form.contact-form label{
  font-weight:600;
  font-size:.9rem;
  display:block;
  margin-bottom:.35rem;
}

form.contact-form input,
form.contact-form textarea{
  width:100%;
  padding:.7rem .85rem;
  border-radius:8px;
  border:1px solid var(--border);
  font-family:inherit;
  font-size:1rem;
  background:#fff;
}

form.contact-form input:focus,
form.contact-form textarea:focus{
  outline:2px solid var(--primary);
  outline-offset:1px;
}

/* Footer */
footer.site-footer{
  border-top:1px solid var(--border);
  padding:2.5rem 0;
  background:var(--bg-alt);
  color:var(--text-muted);
  text-align:center;
  font-size:.95rem;
}

@media (min-width:700px){
  .hero-inner{
    grid-template-columns:1fr;
  }
}