* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  background: #f5f7fa;
  color: #333;
}

/* NAV */
.nav {
  display: flex;
  justify-content: space-between;
  padding: 20px 40px;
}

.logo span { color: #0f9d58; }

.btn-nav {
  background: #0f9d58;
  color: #fff;
  padding: 10px 22px;
  border-radius: 30px;
  text-decoration: none;
}

/* HERO */
.hero {
  background: linear-gradient(135deg, #003d23, #0f9d58);
  color: white;
  min-height: 100vh;
}

.hero-content {
  max-width: 900px;
  margin: auto;
  padding: 120px 20px;
  text-align: center;
}

.hero h1 { font-size: 2.8rem; }
.hero p { margin: 20px 0; font-size: 1.2rem; }

/* BUTTONS */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 600;
}

.primary { background: white; color: #006d3c; }
.secondary { border: 2px solid white; color: white; }

/* AUTHORITY */
.authority {
  background: #e8f5e9;
  text-align: center;
  padding: 15px;
  font-weight: 500;
}

/* SECTIONS */
.services, .process, .contact {
  padding: 90px 20px;
  text-align: center;
}

.subtitle { color: #666; margin-bottom: 40px; }

/* SERVICES */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px,1fr));
  gap: 25px;
  max-width: 1100px;
  margin: auto;
}

.service-card {
  background: white;
  padding: 35px;
  border-radius: 18px;
  box-shadow: 0 15px 30px rgba(0,0,0,.08);
}

.highlight { border: 3px solid #0f9d58; }

/* PROCESS */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 20px;
  max-width: 900px;
  margin: auto;
}

.step span {
  background: #0f9d58;
  color: white;
  width: 40px;
  height: 40px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
}

/* CONTACT */
.contact form {
  max-width: 500px;
  margin: auto;
}

.contact input,
.contact textarea {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  border-radius: 8px;
  border: 1px solid #ccc;
}

.contact button {
  background: #0f9d58;
  color: white;
  border: none;
  width: 100%;
  padding: 14px;
  border-radius: 30px;
  cursor: pointer;
}

/* FOOTER */
footer {
  background: #002a17;
  color: white;
  text-align: center;
  padding: 15px;
}

/* WHATSAPP FLOAT */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(0,0,0,.3);
  z-index: 999;
}

.whatsapp-float img { width: 32px; }