* {
margin: 0;
padding: 0;
box-sizing: border-box;
}

body {
font-family: -apple-system, system-ui, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
font-size: 17px;
line-height: 1.6;
color: #333;
background-color: #e8e8e8;
}

header {
background: linear-gradient(to bottom, #7c8781 0, #0a0809 100%);
padding: 20px 0;
box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.header-container {
max-width: 1200px;
margin: 0 auto;
padding: 0 20px;
display: flex;
align-items: center;
justify-content: space-between;
flex-wrap: wrap;
}

.logo {
color: #fff;
font-size: 24px;
font-weight: 700;
text-decoration: none;
}

nav ul {
list-style: none;
display: flex;
flex-wrap: wrap;
gap: 10px;
}

nav a {
color: #fff;
text-decoration: none;
padding: 10px 15px;
display: block;
font-size: 15px;
transition: background-color 0.2s;
border-radius: 3px;
}

nav a:hover {
background-color: rgba(255,255,255,0.1);
}

.hero-section {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
padding: 60px 20px;
text-align: center;
color: #fff;
margin-bottom: 40px;
}

.hero-section h1 {
font-size: 40px;
font-weight: 700;
margin-bottom: 15px;
text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.container {
max-width: 1200px;
margin: 0 auto;
padding: 0 20px;
}

.content-wrapper {
display: grid;
grid-template-columns: 1fr;
gap: 40px;
margin-bottom: 40px;
}

.main-content {
background: #fff;
padding: 40px;
border-radius: 8px;
box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

article h2 {
font-size: 30px;
margin: 30px 0 20px 0;
font-weight: 300;
color: #333;
border-bottom: 3px solid #667eea;
padding-bottom: 10px;
}

article h3 {
font-size: 20px;
margin: 25px 0 15px 0;
font-weight: 400;
color: #444;
}

article p {
margin-bottom: 1.5em;
}

article ul {
margin: 0 0 1.5em 2em;
}

article ul li {
margin-bottom: 0.5em;
}

article strong {
font-weight: 700;
color: #222;
}

.transition-section {
background: #f7f7f7;
padding: 30px 40px;
border-radius: 8px;
margin: 40px 0;
border-left: 4px solid #667eea;
}

.transition-section p {
margin-bottom: 1em;
}

.transition-section p:last-child {
margin-bottom: 0;
}

.links-section {
background: #fff;
padding: 40px;
border-radius: 8px;
box-shadow: 0 2px 8px rgba(0,0,0,0.1);
margin-bottom: 40px;
}

.links-section h2 {
font-size: 28px;
margin-bottom: 25px;
color: #333;
font-weight: 400;
}

.links-section h3 {
font-size: 20px;
margin: 25px 0 15px 0;
color: #667eea;
font-weight: 600;
}

.links-section ul {
list-style: none;
display: grid;
grid-template-columns: repeat(2, 1fr);
gap: 10px 20px;
margin-bottom: 30px;
}

.links-section ul li {
padding: 0;
}

.links-section ul li a {
color: #4a5568;
text-decoration: none;
padding: 8px 0;
display: inline-block;
position: relative;
transition: color 0.2s;
}

.links-section ul li a:before {
content: "→";
margin-right: 8px;
color: #667eea;
}

.links-section ul li a:hover {
color: #667eea;
padding-left: 5px;
}

footer {
background: linear-gradient(to bottom, #45484d 0, #000 100%);
color: #fff;
padding: 40px 20px 20px;
margin-top: 60px;
}

.footer-container {
max-width: 1200px;
margin: 0 auto;
text-align: center;
}

.footer-widgets {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 30px;
margin-bottom: 30px;
text-align: left;
}

.footer-widget h3 {
font-size: 18px;
margin-bottom: 15px;
color: #fff;
font-weight: 600;
}

.footer-widget p, .footer-widget ul {
font-size: 15px;
line-height: 1.8;
color: #ccc;
}

.footer-widget ul {
list-style: none;
}

.footer-widget ul li {
margin-bottom: 8px;
}

.footer-widget ul li a {
color: #ccc;
text-decoration: none;
transition: color 0.2s;
}

.footer-widget ul li a:hover {
color: #fff;
}

.footer-bottom {
border-top: 1px solid #333;
padding-top: 20px;
font-size: 14px;
color: #999;
}

@media (max-width: 768px) {
.header-container {
flex-direction: column;
gap: 15px;
}

nav ul {
flex-direction: column;
width: 100%;
text-align: center;
}

nav a {
padding: 12px;
}

.hero-section {
padding: 40px 20px;
}

.hero-section h1 {
font-size: 28px;
}

.main-content {
padding: 25px;
}

article h2 {
font-size: 24px;
}

article h3 {
font-size: 18px;
}

.transition-section {
padding: 20px;
}

.links-section {
padding: 25px;
}

.links-section ul {
grid-template-columns: 1fr;
}

.footer-widgets {
grid-template-columns: 1fr;
text-align: center;
}
}

@media (max-width: 480px) {
body {
font-size: 16px;
}

.hero-section h1 {
font-size: 24px;
}

.main-content {
padding: 20px;
}

article h2 {
font-size: 22px;
}
}