:root {
  --theme-color: #4285f4; /* Google-ish blue */
  --theme-color-dark: #3367d6;
  --font-color: #202124;
  --bg-color: #f8f9fa;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Google Sans", Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--font-color);
  scroll-behavior: smooth;
}

/* Navigation */
nav {
  display: flex;
  justify-content: center;
  gap: 20px;
  padding: 15px;
  background-color: white;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-btn {
  text-decoration: none;
  color: var(--theme-color-dark);
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 5px;
  transition: 0.3s;
}

.nav-btn:hover {
  background-color: var(--theme-color);
  color: white;
}

/* Header */
header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 50vh;
  background-color: var(--theme-color);
  color: white;
  text-align: center;
  padding: 20px;
}

header h1 { font-size: 3rem; margin-bottom: 10px; }
header h2 { font-size: 1.8rem; font-weight: 400; margin-bottom: 10px; }
header p { font-size: 1.2rem; }

/* Features */
main {
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

.feature {
  display: flex;
  align-items: center;
  gap: 20px;
  background-color: white;
  padding: 25px;
  max-width: 900px;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.08);
  transition: transform 0.2s;
}

.feature:hover { transform: translateY(-5px); }

.feature i {
  font-size: 3rem;
  color: var(--theme-color);
}

.feature .text h3 { font-size: 1.5rem; margin-bottom: 5px; }
.feature .text p { font-size: 1.1rem; line-height: 1.4; }

/* Contact */
#contact {
  padding: 50px 20px;
  text-align: center;
  background: linear-gradient(to right, #e8f0fe, #fff);
}

#contact h2 { font-size: 2.2rem; margin-bottom: 25px; }

#contact form {
  display: flex;
  flex-direction: column;
  gap: 15px;
  max-width: 500px;
  margin: 0 auto;
}

#contact input, #contact textarea {
  padding: 12px 15px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
  outline: none;
  transition: 0.3s;
}

#contact input:focus, #contact textarea:focus {
  border-color: var(--theme-color);
  box-shadow: 0 0 5px rgba(66, 133, 244, 0.4);
}

#contact button {
  background-color: var(--theme-color);
  color: white;
  border: none;
  padding: 14px;
  font-size: 1rem;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.3s;
}

#contact button:hover { background-color: var(--theme-color-dark); }

#statusMessage {
  margin-top: 10px;
  font-weight: bold;
  color: var(--theme-color-dark);
}

/* Footer */
footer {
  background-color: white;
  padding: 20px;
  text-align: center;
  box-shadow: 0 -2px 4px rgba(0,0,0,0.08);
}

footer .socials a {
  margin-left: 10px;
  color: var(--theme-color-dark);
  font-size: 1.5rem;
  transition: color 0.3s;
}

footer .socials a:hover { color: var(--theme-color); }

/* Responsive */
@media (max-width: 768px) {
  .feature { flex-direction: column; text-align: center; }
  nav { flex-direction: column; gap: 10px; }
}