/* Mobile-first responsive CSS */

:root{
  --bg:#f7f7fb;
  --surface:#ffffff;
  --primary:#0b5cff;
  --muted:#6b7280;
  --header:#0f1724;
  --radius:12px;
}

/* Reset-ish */
*{box-sizing:border-box}
html,body{height:100%}

/* Reset & general styles */
body {
  margin: 0;
  font-family: system-ui, sans-serif, -apple-system, Segoe UI, Roboto, 'Helvetica Neue', Arial;
  line-height: 1.6;
}

/* Header & Navbar */
header {
  background: #f8f9fa;
  padding: 1rem 2rem;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.container{
  max-width:1000px;
  margin:1.25rem auto;
  padding:0 1rem;
}

/* Hero */
.hero{
  background:linear-gradient(180deg, rgba(11,92,255,0.06), transparent);
  padding:1.25rem;
  border-radius:var(--radius);
  margin-bottom:1rem;
}
.hero h1{margin:0 0 0.5rem 0; font-size:1.5rem}
.hero p{margin:0 0 1rem 0; color:var(--muted)}
.btn{
  display:inline-block;
  padding:0.5rem 0.85rem;
  background:var(--primary);
  color:white;
  text-decoration:none;
  border-radius:8px;
  border:0;
  cursor:pointer;
}

/* Features */
.features{
  display:grid;
  grid-template-columns:1fr;
  gap:1rem;
}
.features article{
  background:var(--surface);
  padding:1rem;
  border-radius:12px;
  border:1px solid rgba(15,23,36,0.04);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  text-decoration: none;
  color: #333;
}

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

.nav-links a {
  text-decoration: none;
  color: #333;
}

.nav-links a:hover {
  color: #007bff;
}

/* Hamburger button */
.menu-toggle {
  display: none;
  font-size: 1.8rem;
  background: none;
  border: none;
  cursor: pointer;
}

/* Footer */
footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: #f8f9fa;
    flex-direction: column;
    align-items: center;
    display: none;
    padding: 1rem 0;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    padding: 0.5rem;
    width: 100%;
    text-align: center;
  }
}

/* Form styling */
form {
  max-width: 500px;
  margin: 2rem auto;
  padding: 2rem;
  border-radius: 8px;
  background: #f9f9f9;
  box-shadow: 0 0 5px rgba(0,0,0,0.1);
}

form label {
  display: block;
  margin-bottom: 0.5rem;
}

form input, form textarea {
  width: 100%;
  padding: 0.7rem;
  margin-bottom: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

form button {
  background: #007bff;
  color: white;
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
}

form button:hover {
  background: #0056b3;
}

#form-response {
  text-align: center;
  margin-top: 1rem;
  font-weight: 500;
  color: #007bff;
}