* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #e0e0e0;
    background: #1a1a1a;
}
header {
    background: #2d2d2d;
    border-bottom: 3px solid #4a4a4a;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #b0b0b0;
    text-decoration: none;
    letter-spacing: 1px;
}
.search-box {
    padding: 0.6rem 1rem;
    border: 1px solid #4a4a4a;
    border-radius: 4px;
    width: 300px;
    background: #252525;
    color: #e0e0e0;
}
nav {
    background: #333333;
    padding: 0.75rem 2rem;
    border-bottom: 1px solid #4a4a4a;
    display: flex;
    gap: 2rem;
}
nav a {
    color: #a0a0a0;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}
nav a:hover {
    color: #ffffff;
    text-decoration: none;
}
main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem;
    background: #222222;
    min-height: calc(100vh - 200px);
}
h1 {
    font-weight: 600;
    border-bottom: 2px solid #4a4a4a;
    padding-bottom: 0.75rem;
    margin-bottom: 2rem;
    color: #ffffff;
    font-size: 2rem;
}
h2 {
    color: #cccccc;
    border-bottom: 1px solid #3a3a3a;
    padding-bottom: 0.5rem;
    margin: 2rem 0 1rem;
}
.welcome-banner {
    background: linear-gradient(135deg, #2a2a2a 0%, #383838 100%);
    border: 1px solid #4a4a4a;
    border-radius: 8px;
    padding: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}
.welcome-banner h1 {
    border: none;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: #ffffff;
}
.welcome-banner p {
    color: #a0a0a0;
    font-size: 1.1rem;
}
.about-section {
    background: #2a2a2a;
    border: 1px solid #4a4a4a;
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
}
.about-section h2 {
    border: none;
    color: #ffffff;
    margin-top: 0;
}
.about-section p {
    color: #b0b0b0;
    line-height: 1.8;
}
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}
.info-card {
    background: #2a2a2a;
    border: 1px solid #4a4a4a;
    border-radius: 6px;
    padding: 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
}
.info-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
}
.info-card h3 {
    color: #d0d0d0;
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}
.info-card p {
    color: #909090;
    font-size: 0.95rem;
}
.info-card a {
    color: #a0a0a0;
    text-decoration: none;
    display: inline-block;
    margin-top: 0.5rem;
}
.info-card a:hover {
    color: #ffffff;
}
footer {
    background: #252525;
    border-top: 1px solid #4a4a4a;
    padding: 1.5rem 2rem;
    text-align: center;
    color: #707070;
}