body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #0b1c2c;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.login-container {
  background: #101f33;
  padding: 40px 30px;
  border-radius: 12px;
  width: 100%;
  max-width: 400px;
  text-align: center;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.1);
}

.login-container h2 {
  color: #00bcd4;
  margin-bottom: 10px;
}
.login-container h2 span {
  color: #fff;
}
.login-container h2 strong {
  color: #00e676;
}
.login-container small {
  font-size: 12px;
  color: #aaa;
}
.tagline {
  font-size: 14px;
  color: #aaa;
  margin-bottom: 30px;
}

.login-form input {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  border: none;
  border-radius: 8px;
  background-color: #1c2f4d;
  color: #fff;
  font-size: 14px;
}
.login-form input:focus {
  outline: none;
  background-color: #243a5a;
}

.login-form button {
  width: 100%;
  padding: 12px;
  background-color: #00bcd4;
  color: #fff;
  font-size: 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  margin-top: 10px;
  transition: background 0.3s;
}
.login-form button:hover {
  background-color: #00e676;
}

.footer-text {
  margin-top: 20px;
  font-size: 13px;
  color: #ccc;
}
.footer-text a {
  color: #00e676;
  text-decoration: none;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #101f33;
  padding: 20px 40px;
  border-bottom: 1px solid #1c2f4d;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: #00bcd4;
}
.logo span {
  color: #fff;
}
.logo strong {
  color: #00e676;
}
.logo small {
  font-size: 12px;
  color: #ccc;
}

nav a {
  margin-left: 20px;
  color: #ccc;
  text-decoration: none;
  transition: color 0.3s;
}
nav a:hover {
  color: #00e676;
}

.hero {
  text-align: center;
  padding: 100px 20px;
  background: linear-gradient(145deg, #0b1c2c, #112942);
}
.hero h1 {
  font-size: 48px;
}
.hero h1 span {
  color: #00e676;
}
.hero p {
  font-size: 18px;
  color: #aaa;
}
.cta-btn {
  margin-top: 20px;
  display: inline-block;
  padding: 12px 24px;
  background-color: #00bcd4;
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.3s;
}
.cta-btn:hover {
  background-color: #00e676;
}

.features {
  display: flex;
  justify-content: space-around;
  padding: 60px 20px;
  background-color: #0f243a;
  flex-wrap: wrap;
}
.feature {
  flex: 1;
  max-width: 300px;
  margin: 20px;
  text-align: center;
}
.feature h2 {
  color: #00e676;
}
.feature p {
  color: #ccc;
}

.site-footer {
  text-align: center;
  padding: 20px;
  background-color: #101f33;
  color: #999;
}