html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: 'Inter', Arial, sans-serif;
  background: #f9fafc;
  color: #222;
}

header {
  background: linear-gradient(90deg, #2196f3 0%, #21cbf3 100%);
  color: #fff;
  padding: 1em 0 .7em 0;
  text-align: center;
  border-bottom: 2px solid #21cbf3;
  box-shadow: 0 2px 12px rgba(33,150,243,0.09);
}

.main-title {
  font-size: 2em;
  font-weight: 900;
  color: #fff;
  letter-spacing: .02em;
  text-shadow: 0 3px 16px #1976d2, 0 1px 0 #fff5;
  margin: 0;
  padding: 0.18em 0;
  font-family: 'Inter', Arial, sans-serif;
  transition: font-size 0.2s;
  line-height: 1.1;
}

/* Navigation Styles */
nav {
  background: #1976d2;
  border-bottom: 1px solid #21cbf3;
  box-shadow: 0 1px 8px rgba(33,150,243,0.06);
  padding: 0.4em 0;
  text-align: center;
  display: flex;
  justify-content: center;
  gap: 0.5em;
  flex-wrap: wrap;
  position: relative;
}

nav a {
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  margin: 0;
  font-size: 1.02em;
  padding: 0.2em 0.85em;
  border-radius: 20px;
  background: none;
  transition: background 0.2s, color 0.2s;
  display: inline-block;
}

nav a:hover, nav a.active {
  background: #e3f2fd;
  color: #1976d2;
}

/* Hamburger menu button for mobile */
.nav-toggle {
  display: none;
  background: #21cbf3;
  color: #fff;
  border: none;
  font-size: 1.22em;
  font-weight: 700;
  border-radius: 16px;
  padding: 0.4em 1.3em;
  margin: 0.4em auto;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(33,150,243,0.10);
  transition: background 0.2s, color 0.2s;
}

.nav-toggle:active,
.nav-toggle:focus {
  background: #1976d2;
  color: #fff;
}

/* Hide nav links by default on mobile, show hamburger */
@media (max-width: 700px) {
  nav {
    flex-direction: column;
    gap: 0;
    padding: 0.2em 0;
    align-items: center;
  }
  nav a {
    display: none;
    margin: 0.15em auto;
    font-size: 1em;
    padding: 0.36em 0;
    border-radius: 0;
    width: 100vw;
    background: none;
    border-bottom: 1px solid #21cbf3;
  }
  nav a:last-child {
    border-bottom: none;
  }
  .nav-toggle {
    display: block;
    margin-top: 0.2em;
    margin-bottom: 0.2em;
  }
  nav.show-menu a {
    display: block;
    animation: fadeInNav 0.22s;
  }
}

/* Fade in effect for nav links on mobile */
@keyframes fadeInNav {
  from { opacity: 0; transform: translateY(-7px);}
  to { opacity: 1; transform: translateY(0);}
}

hr {
  border: none;
  border-top: 1px solid #e3f2fd;
  margin: 0 0 1.2em 0;
}

/* Main Content Styles */
main {
  max-width: 700px;
  margin: 2em auto;
  background: #fff;
  padding: 2em 1em 1.5em;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(33,150,243,.07);
  box-sizing: border-box;
}

h2 {
  color: #1976d2;
  font-size: 1.45em;
  font-weight: 800;
  margin-top: 0;
}

h3 {
  color: #2196f3;
  font-size: 1.12em;
  font-weight: 700;
  margin-top: 1.2em;
}

ul, ol {
  color: #1976d2;
  margin-bottom: 1em;
  padding-left: 1.1em;
}

.highlight {
  background: #e3f2fd;
  border-radius: 8px;
  padding: 0.5em 1em;
  margin-bottom: 1.1em;
}

.about-contact, .contact-box {
  background: #e3f2fd;
  padding: 0.8em 1.2em;
  border-radius: 10px;
  color: #1976d2;
  margin-top: 1em;
  margin-bottom: 1em;
}

.faq {
  margin-top: 1.5em;
}
.faq h3 {
  margin-top: 2em;
}
.faq p {
  margin-bottom: 1.2em;
}

.section-title {
  color: #2196f3;
  font-weight: 700;
  margin-top: 1.2em;
}

.post {
  margin-bottom: 2em;
  border-bottom: 1px solid #e3f2fd;
  padding-bottom: 1em;
}
.post-title {
  font-size: 1.18em;
  font-weight: 700;
  color: #1976d2;
  margin-bottom: 0.3em;
}
.post-date {
  color: #999;
  font-size: 0.99em;
  margin-bottom: 0.5em;
}
.post-content {
  color: #222;
}

.footer {
  text-align: center;
  color: #999;
  font-size: .97em;
  margin: 2.5em 0 0.3em;
  letter-spacing: .02em;
  position: relative;
}

@media (max-width: 480px) {
  main { padding: 0.5em 0.1em 0.5em 0.1em; }
  .main-title { font-size: 0.92em; }
  nav a { font-size: 0.98em; }
}