:root {
    --primary-gradient: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 100%);
    --background-color: #f7f7f7;
    --text-color: #333;
    --nav-height: 80px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

nav {
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 8px;
    transition: background-color 0.2s;
}

.nav-links a:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.nav-links a.active {
    background: var(--primary-gradient);
    color: white;
}

main {
    max-width: 800px;
    margin: var(--nav-height) auto 40px;
    padding: 40px 20px;
    flex: 1;
}

.content-section {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

h1 {
    font-size: 24px;
    font-weight: 600;
}

h2 {
    font-size: 28px;
    margin-bottom: 24px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

p {
    margin-bottom: 16px;
    color: #666;
}

.button {
    display: inline-block;
    padding: 12px 24px;
    background: var(--primary-gradient);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 500;
    transition: transform 0.2s, box-shadow 0.2s;
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.2);
}

footer {
    text-align: center;
    padding: 20px;
    background: white;
    color: #666;
    font-size: 14px;
}