* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding-top: 70px;
  font-family: "Segoe UI", Arial, sans-serif;
  background: #0f0f0f;
  color: #eaeaea;
}

/* ================= HEADER ================= */

.topbar {
  position: fixed;
  top: 0;
  width: 100%;
  height: 70px;
  background: rgba(0, 0, 0, 0.9);
  z-index: 1000;
}

.topbar-inner {
  max-width: 1200px;
  margin: auto;
  padding: 0 20px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  height: 42px;
  max-width: 180px;
}

nav {
  display: flex;
  align-items: center;
}

nav a {
  color: #ffffff;
  margin: 0 15px;
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
}

nav a:hover {
  color: #6bcf4a;
}

.btn-call {
  background: #6bcf4a;
  color: #000;
  padding: 10px 18px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
}

/* ================= HERO ================= */

.hero {
  height: calc(100vh - 70px);
  background: url("hero.jpg") center/cover no-repeat;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}

.hero-content {
  position: relative;
  max-width: 800px;
  padding: 20px;
}

.hero h1 {
  font-size: 52px;
  margin-bottom: 10px;
  line-height: 1.2;
}

.hero h1 span {
  color: #6bcf4a;
}

.hero p {
  font-size: 22px;
  margin-bottom: 30px;
}

/* ================= BUTTONS ================= */

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.btn-primary {
  background: #6bcf4a;
  color: #000;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
}

.btn-secondary {
  border: 2px solid #fff;
  color: #fff;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
}

/* ================= SECTIONS ================= */

.section {
  padding: 100px 20px;
  text-align: center;
}

.section h2 {
  font-size: 36px;
  margin-bottom: 40px;
}

.dark {
  background: #151515;
}

/* ================= CARDS ================= */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  max-width: 1100px;
  margin: auto;
}

.card {
  background: #1e1e1e;
  padding: 30px;
  border-radius: 10px;
}

.card h3 {
  margin-top: 0;
  color: #6bcf4a;
}

/* ================= BENEFITS ================= */

.benefits {
  list-style: none;
  padding: 0;
  max-width: 700px;
  margin: auto;
}

.benefits li {
  margin: 15px 0;
  font-size: 18px;
}

/* ================= CONTACT ================= */

.contact {
  background: #0f0f0f;
}

.contact-box {
  background: #1e1e1e;
  max-width: 500px;
  margin: auto;
  padding: 30px;
  border-radius: 10px;
  font-size: 18px;
}

/* ================= FOOTER ================= */

footer {
  background: #000;
  text-align: center;
  padding: 20px;
  font-size: 14px;
  color: #aaa;
}

/* ================= RESPONSIVE ================= */

@media (max-width: 768px) {
  .hero h1 {
    font-size: 38px;
  }

  nav {
    display: none;
  }
}