body {
  font-family: 'Inter', sans-serif;
  margin: 0;
  background-color: var(--bg-color, #ffffff);
  color: var(--text-color, #000000);
  transition: background-color 0.3s, color 0.3s;
}
.dark-theme {
  --bg-color: #1a1a1a;
  --text-color: #ffffff;
  --card-bg: #222;
  --accent: #00c3ff;
}
header {
  background: linear-gradient(135deg, #00c3ff, #0057ff);
  color: white;
}
footer {
  background: #111;
  color: white;
}
nav a {
  margin: 0 10px;
  text-decoration: none;
  color: white;
  font-weight: bold;
}
.theme-toggle {
  position: fixed;
  top: 10px;
  right: 10px;
  padding: 10px 14px;
  background: #0057ff;
  color: white;
  border: none;
  cursor: pointer;
  border-radius: 6px;
}
.cards {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}
.card {
  background: var(--card-bg, #f5f5f5);
  border-radius: 10px;
  padding: 20px;
  width: 300px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transition: transform 0.3s ease, background 0.3s ease;
}
.card:hover {
  transform: scale(1.05);
}
.card img {
  width: 100%;
  border-radius: 6px;
}
.icon-link {
  font-size: 1.8rem;
  margin: 0 15px;
  color: inherit;
}
.icon-link:hover {
  color: var(--accent, #0057ff);
}
.section {
  padding: 40px 20px;
  text-align: center;
}
.fade-in {
  opacity: 0;
  transform: translateY(40px);
  animation: fadeInUp 1s ease forwards;
}
@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}



/* Hero Section */
#hero {
  text-align: center;
  padding: 80px 20px;
  background: linear-gradient(135deg, #1e3c72, #2a5298);
  color: white;
  animation: fadeIn 2s ease-in-out;
}

#hero h1 {
  font-size: 3em;
  color: #ffcc00;
}

#hero p.tagline {
  font-size: 1.5em;
  color: #ffffff;
  font-style: italic;
}

/* About / Philosophy Section */
#about {
  padding: 50px 20px;
  background: #f9f9f9;
  animation: slideInLeft 1.5s ease-out;
}

#about h2 {
  color: #007acc;
}

#about p {
  font-size: 1.2em;
  color: #333;
  line-height: 1.6em;
}

/* Objectives Section */
#objectives {
  padding: 50px 20px;
  background: #eef9f1;
  animation: slideInRight 1.5s ease-out;
}

#objectives h2 {
  color: #00b894;
}

#objectives ul {
  list-style: none;
  padding: 0;
}

#objectives ul li {
  font-size: 1.2em;
  color: #2d3436;
  padding: 10px 0;
  position: relative;
  padding-left: 30px;
}

#objectives ul li::before {
  content: "✨";
  position: absolute;
  left: 0;
  top: 0;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-100px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(100px); }
  to { opacity: 1; transform: translateX(0); }
}



/* Tabbed Interface Styling */
.tab-container {
  width: 90%;
  max-width: 1000px;
  margin: 60px auto;
  background: #111;
  padding: 20px;
  border-radius: 10px;
  animation: fadeInTab 1s ease-in;
}

.tab-buttons {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.tab-btn {
  background: #333;
  color: white;
  border: none;
  padding: 10px 20px;
  margin: 0 10px;
  font-size: 1em;
  cursor: pointer;
  border-radius: 5px;
  transition: background 0.3s;
}

.tab-btn.active, .tab-btn:hover {
  background: #007acc;
}

.tab-content {
  overflow: hidden;
}

.tab-pane {
  display: none;
  animation: slideIn 0.5s ease-out;
  color: white;
}

.tab-pane.active {
  display: block;
}

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

@keyframes fadeInTab {
  from { opacity: 0; }
  to { opacity: 1; }
}