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

body {
  font-family: 'Inter', sans-serif;
  background-color: #fff;
  color: #111;
  line-height: 1.7;
  overflow-x: hidden;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

nav {
  background-color: #000;
  padding: 1rem 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  border-radius: 0;
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  border-radius: 0;
}

.logo-img {
  height: 100px;
  transition: height 0.3s ease;
  border-radius: 0;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  border-radius: 0;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.5rem 0.7rem;
  transition: color 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  border-radius: 0;
}

nav ul li a:hover {
  color: #f39c12;
  background-color: rgba(243, 156, 18, 0.1);
  border-radius: 0;
}

nav ul li a .fa-solid {
  font-size: 1.2rem;
}

main {
  padding: 4rem 0;
  background-color: #f9f9f9;
  min-height: 80vh;
  border-radius: 0;
}

.content-box {
  background-color: #fff;
  border-radius: 0;
  padding: 3rem 3rem;
  box-shadow: 0 0 25px rgba(0,0,0,0.07);
  font-size: 1.1rem;
  color: #333;
  animation: fadeInUp 1s ease forwards;
  opacity: 0;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.start-banner {
  display: flex;
  align-items: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: #222;
  margin-bottom: 2rem;
  gap: 1rem;
  animation: iconBounce 2s infinite;
  border-radius: 0;
}

@keyframes iconBounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.start-banner i {
  color: #f39c12;
  border-radius: 0;
}

.content-box h1, .content-box h2, .content-box h3 {
  color: #222;
  border-radius: 0;
}

.content-box h1 {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
}

.content-box h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  font-size: 1.8rem;
}

.content-box h3 {
  margin-top: 1.8rem;
  font-size: 1.4rem;
}

.content-box p {
  margin: 1.2rem 0;
  line-height: 1.6;
}

.content-box ul {
  padding-left: 1.8rem;
  margin-top: 1.2rem;
  list-style: none;
}

.content-box ul li {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.1rem;
  color: #333;
}

.content-box ul li .fa-check-circle {
  color: #27ae60;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.content-box ul li .fa-lock {
  color: #2980b9;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.content-box ul li .fa-bolt {
  color: #f39c12;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.content-box ul li .fa-user-headset {
  color: #8e44ad;
  font-size: 1.5rem;
  flex-shrink: 0;
}

footer {
  background-color: #000;
  color: #fff;
  padding: 2rem 0 1rem;
  text-align: center;
  font-size: 0.95rem;
  position: relative;
  border-radius: 0;
}

footer nav {
  margin-bottom: 1rem;
  border-radius: 0;
}

footer nav a {
  color: #fff;
  margin: 0 1rem;
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  border-radius: 0;
}

footer nav a:hover {
  color: #f39c12;
  border-radius: 0;
}

footer hr {
  border: 0;
  height: 1px;
  background: #333;
  margin: 0 auto 1rem;
  max-width: 600px;
  width: 90%;
}

footer p {
  font-size: 0.85rem;
  color: #aaa;
  margin: 0;
}

@media (max-width: 768px) {
  nav .container {
    flex-direction: column;
    align-items: flex-start;
  }

  nav ul {
    flex-direction: column;
    gap: 0.7rem;
    margin-top: 1rem;
    width: 100%;
  }

  nav ul li a {
    width: 100%;
    font-size: 1.1rem;
  }

  .logo-img {
    height: 70px;
    margin-bottom: 0.8rem;
  }

  .content-box {
    padding: 2rem 1.5rem;
  }

  .content-box h1 {
    font-size: 2rem;
  }

  .start-banner {
    font-size: 1.8rem;
  }

  footer nav a {
    margin: 0 0.5rem;
    font-size: 0.95rem;
  }
}