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

html {
  scroll-behavior: smooth;
}

body {
  line-height: 1.6;
}

/* NAVBAR */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(17,17,17,0.9);
  backdrop-filter: blur(10px);
  color: #fff;
  padding: 1rem 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo img {
  height: 40px;
}

.nav-links {
  list-style: none;
  display: flex;
}

.nav-links li {
  margin-left: 20px;
}

.nav-links a {
  color: white;
  text-decoration: none;
  transition: 0.3s;
}

.nav-links a:hover {
  color: #00bcd4;
}

.menu-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* HERO */
.hero {
  height: 100vh;
  background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)),
              url('https://images.unsplash.com/photo-1492724441997-5dc865305da7');
  background-size: cover;
  background-position: center;
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.hero h2 {
  font-size: 2.8rem;
}

.hero p {
  margin-top: 10px;
  font-size: 1.2rem;
}

.btn {
  margin-top: 20px;
  padding: 12px 25px;
  background: #00bcd4;
  border-radius: 30px;
  color: white;
  text-decoration: none;
  transition: 0.3s;
}

.btn:hover {
  background: #0097a7;
  transform: translateY(-2px);
}

/* SECTIONS */
.section {
  padding: 70px 20px;
  text-align: center;
}

.light {
  background: #f4f4f4;
}

/* SERVICES */
.services {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.card {
  background: white;
  padding: 25px;
  border-radius: 12px;
  width: 260px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-10px);
}

/* FORM */
form {
  max-width: 400px;
  margin: auto;
  display: flex;
  flex-direction: column;
}

form input, form textarea {
  margin: 10px 0;
  padding: 12px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

button {
  padding: 12px;
  border-radius: 6px;
  background: #111;
  color: white;
  border: none;
  transition: 0.3s;
}

button:hover {
  background: #333;
}

/* FOOTER */
footer {
  background: #111;
  color: white;
  text-align: center;
  padding: 15px;
}

/* MOBILE */
@media(max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    background: #111;
    position: absolute;
    top: 60px;
    right: 0;
    width: 200px;
  }

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

  .menu-toggle {
    display: block;
  }
}