:root{
  --azul:#1239C5;
  --verde:#18A84A;
  --azul-escuro:#0A1F44;
  --cinza:#f4f6f9;
}

body{margin:0;font-family:'Inter',sans-serif;background:var(--cinza);color:#1f2937;}

header{
  background:#fff;
  padding:20px 60px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  box-shadow:0 4px 20px rgba(0,0,0,0.05);
}

header img{height:70px;}

.btn{
  background:var(--verde);
  padding:14px 26px;
  border-radius:40px;
  color:white;
  text-decoration:none;
  font-weight:600;
  transition:.3s;
}

.btn:hover{opacity:.9;}

.hero{
  background:linear-gradient(135deg,var(--azul-escuro),var(--azul));
  color:white;
  padding:140px 40px;
  text-align:center;
}

.hero h1{font-size:48px;margin-bottom:20px;}
.hero p{font-size:20px;max-width:850px;margin:auto;margin-bottom:40px;}

.section{
  padding:100px 40px;
  max-width:1200px;
  margin:auto;
  text-align:center;
}

.section h2{
  font-size:34px;
  color:var(--azul-escuro);
  margin-bottom:30px;
}

.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:30px;
  margin-top:40px;
}

.card{
  background:#fff;
  padding:35px;
  border-radius:18px;
  box-shadow:0 15px 35px rgba(0,0,0,0.06);
  transition:.3s;
}

.card:hover{transform:translateY(-8px);}

.carousel-container{overflow:hidden;margin-top:40px;}

.carousel-track{
  display:flex;
  gap:80px;
  animation:scroll 25s linear infinite;
}

.carousel-track img{
  height:70px;
  filter:grayscale(100%);
  opacity:.8;
  transition:.3s;
}

.carousel-track img:hover{
  filter:none;
  opacity:1;
}

@keyframes scroll{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}

footer{
  background:var(--azul-escuro);
  color:white;
  text-align:center;
  padding:60px 20px;
}

/* ===== BOTÃO WHATSAPP FIXO ===== */

.whatsapp-fixo{
  position:fixed;
  bottom:25px;
  right:25px;
  display:flex;
  align-items:center;
  gap:12px;
  background:#25D366;
  color:white;
  padding:14px 22px;
  border-radius:50px;
  text-decoration:none;
  font-weight:600;
  box-shadow:0 8px 25px rgba(0,0,0,0.25);
  transition:all .3s ease;
  z-index:999;
}

.whatsapp-fixo svg{
  width:22px;
  height:22px;
  fill:white;
}

.whatsapp-fixo:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 30px rgba(0,0,0,0.35);
}

@media(max-width:768px){
  .whatsapp-fixo span{
    display:none;
  }
  .whatsapp-fixo{
    padding:16px;
    border-radius:50%;
  }
}

/* ===== INSTAGRAM ===== */

.instagram-icon{
  display:inline-flex;
  width:55px;
  height:55px;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background: linear-gradient(45deg,#F58529,#DD2A7B,#8134AF,#515BD4);
}

.instagram-icon svg{
  width:28px;
  height:28px;
  fill:white;
  transition:all .4s ease;
}

.instagram-icon:hover{
  background: radial-gradient(circle at 30% 107%, 
    #fdf497 0%, 
    #fdf497 5%, 
    #fd5949 45%, 
    #d6249f 60%, 
    #285AEB 90%);
  transform:scale(1.12);
}

.instagram-icon:hover svg{
  fill:white;
}

.separator{
  width:60px;
  height:2px;
  background:rgba(255,255,255,.3);
  margin:25px auto;
}


/* ===== QR CODE PREMIUM AVANÇADO ===== */

.qr-section{
  display:flex;
  justify-content:center;
  align-items:center;
  padding:120px 40px;

  /* Gradiente institucional sutil */
  background:linear-gradient(
    135deg,
    rgba(18,57,197,0.04),
    rgba(24,168,74,0.03)
  );
}

.qr-card{
  background:#ffffff;
  padding:70px 60px;
  border-radius:24px;
  box-shadow:0 30px 70px rgba(0,0,0,0.06);
  text-align:center;
  max-width:520px;
  width:100%;

  /* Estado inicial para animação */
  opacity:0;
  transform:translateY(40px);
  transition:all .9s cubic-bezier(.16,.84,.44,1);
}

/* Classe ativada ao aparecer */
.qr-card.visible{
  opacity:1;
  transform:translateY(0);
}

.qr-card h2{
  font-size:30px;
  color:var(--azul-escuro);
  margin-bottom:35px;
  letter-spacing:-0.5px;
}

.qr-frame{
  display:flex;
  justify-content:center;
  align-items:center;
  padding:30px;
  background:#f9fafb;
  border-radius:20px;
  border:1px solid rgba(0,0,0,0.05);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.6),
    0 15px 35px rgba(0,0,0,0.04);
}

.qr-frame img{
  width:150px;
  height:auto;
  border-radius:14px;
  box-shadow:0 20px 45px rgba(0,0,0,0.15);
  transition:all .4s ease;
}

.qr-frame img:hover{
  transform:scale(1.06);
}

.qr-card p{
  margin-top:28px;
  font-size:15px;
  color:#6b7280;
}

/* Responsivo */
@media(max-width:768px){
  .qr-card{
    padding:45px 30px;
  }
}

/* MARCA D'ÁGUA SISTEMA WHATSAPP */

body::before{
content:"";
position:fixed;
top:0;
left:0;
width:100%;
height:100%;

background-image:url('/images/logoortomed.jpg');
background-repeat:no-repeat;
background-position:center;
background-size:500px;

opacity:0.04;
filter:grayscale(100%);
pointer-events:none;

}

.whatsapp-page{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  text-align:center;
  padding:40px;
}