* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, #1a2a4c, #2c3e70);
    color: white;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.container {
    max-width: 1200px;
    width: 100%;
    padding: 2rem;
}

.header {
    text-align: center;
    margin-bottom: 3rem;
}

h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.subtitle {
    font-size: 1.3rem;
    color: #a0c8ff;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

.logo-section {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.logo-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 2rem;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.4s, box-shadow 0.4s;
}

.logo-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.card-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #4facfe;
}

.card-title i {
    font-size: 1.8rem;
}

.logo-container {
    display: flex;
    justify-content: center;
    margin: 2rem 0;
}

/* 增强版Logo样式 */
.logo-link {
    display: inline-block;
    text-decoration: none;
    transition: all 0.4s ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 25px;
    border-radius: 50px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.logo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, rgba(79, 172, 254, 0.3), rgba(0, 242, 254, 0.3));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.logo:hover::before {
    opacity: 1;
}

.logo:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 242, 254, 0.4);
}

.logo-icon {
    font-size: 2.5rem;
    color: #4facfe;
    position: relative;
    z-index: 1;
    transition: transform 0.5s ease, color 0.4s ease;
}

.logo:hover .logo-icon {
    color: #00f2fe;
    transform: rotate(360deg);
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    position: relative;
    z-index: 1;
    transition: all 0.4s ease;
}

.logo:hover .logo-text {
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.8);
}

.team-name {
    color: #00f2fe;
    transition: all 0.4s ease;
}

.logo:hover .team-name {
    color: #4facfe;
    text-shadow: 0 0 15px rgba(79, 172, 254, 0.8);
}

/* 链接效果指示器 */
.link-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 1.5rem;
    color: #a0c8ff;
    font-size: 0.95rem;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.logo-link:hover + .link-indicator {
    opacity: 1;
    color: #00f2fe;
}

/* 特性展示 */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1.8rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.07);
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    color: #00f2fe;
    margin-bottom: 1.2rem;
}

.feature-title {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    color: #4facfe;
}

.feature-description {
    color: #c2d6ff;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 768px) {
    h1 {
        font-size: 2.2rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
    
    .logo-icon {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.8rem;
    }
    
    .logo {
        padding: 12px 20px;
    }
    
    .logo-text {
        font-size: 1.3rem;
    }
}

.footer {
    text-align: center;
    margin-top: 3rem;
    color: #a0c8ff;
    font-size: 0.9rem;
    padding: 1rem;
}

.footer a {
    color: #00f2fe;
    text-decoration: none;
}