@keyframes gradientAnimation {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Global box-sizing for better responsive design */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro", "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d, #007AFF, #6a0572, #00b894, #fd79a8, #1a2a6c);
  background-size: 300% 300%;
  animation: gradientAnimation 50s infinite ease-in-out;
  color: #fff;
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: hidden;
  width: 100%;
}

nav {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 12px 0;
  backdrop-filter: blur(10px);
  box-sizing: border-box;
}

nav a {
  color: #fff;
  text-decoration: none;
  margin: 0 25px;
  font-weight: 500;
  transition: color 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  min-height: 44px;
  padding: 4px 8px;
}

nav a:hover {
  color: #fdbb2d;
}

nav a.active {
  color: #fdbb2d;
  font-weight: 700;
  border-bottom: 2px solid #fdbb2d;
  padding-bottom: 3px;
}

main {
  margin-top: 80px;
  padding-top: 40px;
  padding-bottom: 100px;
  max-width: 1100px;
  padding-left: 20px;
  padding-right: 20px;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  flex: 1;
  box-sizing: border-box;
  overflow-x: hidden;
}

h2 {
  font-size: 3em;
  font-weight: bold;
  margin-bottom: 10px;
}

p {
  font-size: 1.2em;
}

footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 10px;
  font-size: 0.8em;
  background-color: rgba(0, 0, 0, 0.2);
  text-align: center;
  backdrop-filter: blur(6px);
}


.left-align {
  text-align: left;
  max-width: 900px;
  margin: 0 auto;
}
.left-align ul {
  padding-left: 20px;
}

/* Panels for readable sections on gradient background */
.section {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 24px 28px;
  margin: 24px auto;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.section h2 {
  text-align: center;
  margin-top: 0;
  margin-bottom: 12px;
}

.left-align p {
  line-height: 1.6;
  margin: 12px 0 0 0;
}

.left-align ul li {
  margin: 8px 0;
}

/* Image styling */
.image-container {
  margin: 24px 0;
  text-align: center;
}

.content-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Link styling for better mobile experience */
a {
  word-wrap: break-word;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0.2);
}

/* Centered section for index page */
.center-section {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.center-section p {
  text-align: center;
}

/* ===== Responsive Design ===== */

/* Tablet and below (max-width: 768px) */
@media (max-width: 768px) {
  nav {
    padding: 10px 0;
    flex-wrap: wrap;
    justify-content: center;
  }

  nav a {
    margin: 5px 12px;
    font-size: 0.9em;
    padding: 4px 6px;
    min-height: 40px;
  }

  main {
    margin-top: 70px;
    padding-top: 30px;
    padding-left: 15px;
    padding-right: 15px;
    padding-bottom: 80px;
  }

  h2 {
    font-size: 2.2em;
  }

  p {
    font-size: 1.1em;
  }

  .section {
    padding: 20px 22px;
    margin: 20px auto;
  }

  footer {
    font-size: 0.75em;
    padding: 8px;
  }
}

/* Mobile devices (max-width: 480px) */
@media (max-width: 480px) {
  nav {
    padding: 8px 0;
  }

  nav a {
    margin: 4px 6px;
    font-size: 0.85em;
    padding: 4px 6px;
    min-height: 38px;
  }

  nav a.active {
    padding-bottom: 2px;
    border-bottom-width: 1.5px;
  }

  main {
    margin-top: 65px;
    padding-top: 20px;
    padding-left: 12px;
    padding-right: 12px;
    padding-bottom: 70px;
  }

  h2 {
    font-size: 1.8em;
    margin-bottom: 8px;
  }

  p {
    font-size: 1em;
    line-height: 1.5;
  }

  .section {
    padding: 16px 18px;
    margin: 16px auto;
    border-radius: 12px;
  }

  .section h2 {
    font-size: 1.8em;
    margin-bottom: 10px;
  }

  .section h3 {
    font-size: 1.3em;
  }

  .left-align {
    max-width: 100%;
  }

  .left-align ul {
    padding-left: 18px;
  }

  .left-align ul li {
    margin: 6px 0;
    font-size: 0.95em;
  }

  .left-align p {
    margin: 10px 0 0 0;
  }

  .image-container {
    margin: 16px 0;
  }

  .content-image {
    border-radius: 8px;
  }

  footer {
    font-size: 0.7em;
    padding: 6px 8px;
  }

  /* Adjust button styling on mobile - targets white background buttons */
  a[style*="background: #ffffff"],
  a[style*="background:#ffffff"] {
    padding: 10px 16px !important;
    font-size: 0.9em !important;
    min-height: 44px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
  }
  
  /* Improve email link readability on mobile */
  a[href^="mailto:"] {
    word-break: break-all;
  }
}

/* Very small mobile devices (max-width: 320px) */
@media (max-width: 320px) {
  nav a {
    margin: 3px 4px;
    font-size: 0.75em;
    padding: 3px 5px;
    min-height: 36px;
  }

  h2 {
    font-size: 1.5em;
  }

  p {
    font-size: 0.95em;
  }

  .section {
    padding: 14px 16px;
  }

  .section h2 {
    font-size: 1.5em;
  }

  .section h3 {
    font-size: 1.2em;
  }
}

/* Landscape orientation on mobile */
@media (max-width: 768px) and (orientation: landscape) {
  nav {
    padding: 8px 0;
  }

  nav a {
    margin: 3px 10px;
  }

  main {
    margin-top: 60px;
    padding-top: 20px;
  }
}