/* === GLOBAL STYLES === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
  font-family: "Poppins", sans-serif;
}

html {
  scroll-padding-top: 70px;
}

body {
  background: #f9f9f9;
  color: #222;
  line-height: 1.6;
}

/* === NAVBAR === */
header {
  background: linear-gradient(90deg, #0047ab, #ff0000);
  color: #fff;
  position: fixed; /* change to 'static' if you don’t want it fixed */
  top: 0;
  width: 100%;
  z-index: 1000;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 40px;
}

.logo {
  font-size: 1.6rem;
  font-weight: bold;
}

.logo span {
  color: #ffdf00;
}

.nav-links {
  display: flex;
  gap: 25px;
  list-style: none;
  transition: all 0.3s ease;
}

.nav-links a {
  text-decoration: none;
  color: white;
  font-weight: 500;
  transition: 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
  color: #ffdf00;
}

/* === HAMBURGER MENU === */
.menu-toggle {
  display: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: white;
}

/* === HERO SECTION === */
.hero {
  background: linear-gradient(to right, #0047ab, #ff0000);
  color: #fff;
  text-align: center;
  padding: 100px 20px;
}

.hero h2 {
  font-size: 2.4rem;
  margin-bottom: 15px;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 20px;
  max-width: 700px;
  margin-inline: auto;
}

.btn {
  background: #fff;
  color: #0047ab;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}

.btn:hover {
  background: #ffdf00;
  color: #000;
  transform: scale(1.05);
}

/* === CONTENT SECTIONS === */
.content-section {
  padding: 60px 10%;
  background: #fff;
}

.content-section.alt {
  background: #f0f4ff;
}

.content-section h2 {
  color: #0047ab;
  margin-bottom: 20px;
}

.content-section p,
.content-section li {
  font-size: 1rem;
  margin-bottom: 15px;
}

.content-section ol {
  padding-left: 20px;
}

.content-section img {
  width: 100%;
  max-width: 700px;
  display: block;
  margin: 20px auto;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

/* === CODE BOX === */
pre {
  background: #222;
  color: #00e5ff;
  padding: 15px;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.95rem;
  margin: 20px 0;
}

/* === FOOTER === */
footer {
  background: linear-gradient(90deg, #0047ab, #ff0000);
  color: white;
  text-align: center;
  padding: 15px 0;
  font-size: 0.9rem;
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 900px) {
  .nav-links {
    position: absolute;
    top: 60px;
    right: 0;
    background: linear-gradient(180deg, #0047ab, #ff0000);
    flex-direction: column;
    width: 220px;
    display: none;
    text-align: left;
    padding: 20px;
    border-radius: 0 0 10px 10px;
    transform: translateY(-10px);
    opacity: 0;
  }

  .nav-links.show {
    display: flex;
    transform: translateY(0);
    opacity: 1;
  }

  .menu-toggle {
    display: block;
  }

  .hero h2 {
    font-size: 1.8rem;
  }

  .content-section {
    padding: 40px 8%;
  }
}

@media (max-width: 600px) {
  .navbar {
    padding: 10px 20px;
  }

  .hero {
    padding: 80px 15px;
  }

  .hero h2 {
    font-size: 1.6rem;
  }

  .hero p {
    font-size: 0.95rem;
  }

  .btn {
    font-size: 0.9rem;
    padding: 8px 15px;
  }

  pre {
    font-size: 0.8rem;
  }
}