Changed around line 1
+ :root {
+ --primary-color: #2c3e50;
+ --secondary-color: #3498db;
+ --accent-color: #e74c3c;
+ --text-color: #2c3e50;
+ --background-color: #ecf0f1;
+ }
+
+ * {
+ margin: 0;
+ padding: 0;
+ box-sizing: border-box;
+ }
+
+ body {
+ font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
+ line-height: 1.6;
+ color: var(--text-color);
+ background-color: var(--background-color);
+ }
+
+ header {
+ position: fixed;
+ width: 100%;
+ background: rgba(255, 255, 255, 0.95);
+ backdrop-filter: blur(10px);
+ z-index: 1000;
+ box-shadow: 0 2px 10px rgba(0,0,0,0.1);
+ }
+
+ nav ul {
+ display: flex;
+ justify-content: center;
+ list-style: none;
+ padding: 1rem;
+ }
+
+ nav ul li {
+ margin: 0 1.5rem;
+ }
+
+ nav ul li a {
+ text-decoration: none;
+ color: var(--primary-color);
+ font-weight: 500;
+ transition: color 0.3s ease;
+ }
+
+ nav ul li a:hover {
+ color: var(--secondary-color);
+ }
+
+ .hero {
+ height: 100vh;
+ display: flex;
+ flex-direction: column;
+ justify-content: center;
+ align-items: center;
+ text-align: center;
+ position: relative;
+ overflow: hidden;
+ }
+
+ .wave-container {
+ position: absolute;
+ width: 100%;
+ height: 100%;
+ overflow: hidden;
+ }
+
+ .wave {
+ position: absolute;
+ width: 200%;
+ height: 200%;
+ background: rgba(52, 152, 219, 0.1);
+ border-radius: 43%;
+ animation: wave 20s infinite linear;
+ transform-origin: 50% 48%;
+ top: -75%;
+ left: -50%;
+ }
+
+ .wave:nth-child(2) {
+ animation-duration: 25s;
+ background: rgba(52, 152, 219, 0.05);
+ }
+
+ .wave:nth-child(3) {
+ animation-duration: 30s;
+ background: rgba(52, 152, 219, 0.02);
+ }
+
+ @keyframes wave {
+ from { transform: rotate(0deg); }
+ to { transform: rotate(360deg); }
+ }
+
+ h1 {
+ font-size: 3.5rem;
+ margin-bottom: 1rem;
+ color: var(--primary-color);
+ position: relative;
+ z-index: 1;
+ }
+
+ .timeline-section {
+ padding: 4rem 2rem;
+ }
+
+ .timeline {
+ position: relative;
+ max-width: 1200px;
+ margin: 2rem auto;
+ }
+
+ .timeline::before {
+ content: '';
+ position: absolute;
+ width: 4px;
+ background: var(--secondary-color);
+ top: 0;
+ bottom: 0;
+ left: 50%;
+ transform: translateX(-50%);
+ border-radius: 2px;
+ }
+
+ .timeline-item {
+ padding: 2rem;
+ position: relative;
+ width: 50%;
+ margin: 2rem 0;
+ opacity: 0;
+ transform: translateX(-100px);
+ transition: all 0.5s ease;
+ }
+
+ .timeline-item.visible {
+ opacity: 1;
+ transform: translateX(0);
+ }
+
+ .timeline-item:nth-child(even) {
+ left: 50%;
+ }
+
+ .timeline-item::before {
+ content: attr(data-year);
+ position: absolute;
+ background: var(--secondary-color);
+ color: white;
+ padding: 0.5rem 1rem;
+ border-radius: 20px;
+ top: 0;
+ }
+
+ .timeline-item:nth-child(odd)::before {
+ right: -20%;
+ }
+
+ .timeline-item:nth-child(even)::before {
+ left: -20%;
+ }
+
+ .pioneers-section {
+ padding: 4rem 2rem;
+ background: white;
+ }
+
+ .pioneers-grid {
+ display: grid;
+ grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
+ gap: 2rem;
+ max-width: 1200px;
+ margin: 2rem auto;
+ }
+
+ .pioneer-card {
+ background: white;
+ padding: 2rem;
+ border-radius: 10px;
+ box-shadow: 0 4px 6px rgba(0,0,0,0.1);
+ transition: transform 0.3s ease;
+ }
+
+ .pioneer-card:hover {
+ transform: translateY(-5px);
+ }
+
+ footer {
+ text-align: center;
+ padding: 2rem;
+ background: var(--primary-color);
+ color: white;
+ }
+
+ @media (max-width: 768px) {
+ .timeline::before {
+ left: 2rem;
+ }
+
+ .timeline-item {
+ width: 100%;
+ padding-left: 4rem;
+ }
+
+ .timeline-item:nth-child(even) {
+ left: 0;
+ }
+
+ .timeline-item::before {
+ left: 0 !important;
+ }
+
+ nav ul {
+ flex-direction: column;
+ align-items: center;
+ }
+
+ nav ul li {
+ margin: 0.5rem 0;
+ }
+
+ h1 {
+ font-size: 2.5rem;
+ }
+ }