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

:root {
    --primary: #4a6cf7;
    --secondary: #ff6b6b;
    --dark: #0f172a;
    --darker: #0a0f1f;
    --light: #f1f5f9;
    --gray: #94a3b8;
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    --card-bg: rgba(15, 23, 42, 0.6);
    --text-muted: #94a3b8;
    --secondary-color: #ff6b6b;
    --primary-color: #4a6cf7;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    background: linear-gradient(135deg, var(--darker), var(--dark));
    color: var(--light);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 导航栏样式 */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--light);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    position: relative;
    transition: var(--transition);
}

.nav-links a:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: var(--transition);
}

.nav-links a:hover:after {
    width: 100%;
}

.social-icons {
    display: flex;
    gap: 1.5rem;
}

.social-icons a {
    color: var(--gray);
    transition: var(--transition);
    font-size: 1.2rem;
}

.social-icons a:hover {
    color: var(--primary);
    transform: translateY(-3px);
}

/* 页脚 */
footer {
    padding: 2rem 0 2rem;
    background: var(--darker);
    text-align: center;
}

.footer-logo {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.copyright {
    color: var(--gray);
    font-size: 0.9rem;
}