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

body {
    font-family: "Microsoft YaHei", sans-serif;
    color: #fff;
    min-height: 100vh;
    overflow: hidden;
    background: linear-gradient(45deg, #2c3e50, #3a4f63);
}

.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    padding: 2rem;
    text-align: center;
}

.logo {
    width: 200px;
    height: auto;
    margin-bottom: 2rem;
}

.company-name {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(120deg, #4a9ced, #3ee0d0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: transform 0.3s ease;
}

.company-name:hover {
    transform: scale(1.05);
}

.tagline {
    font-size: 1.5rem;
    color: #f5f6f7;
    margin-bottom: 2rem;
    transition: transform 0.3s ease;
}

.tagline:hover {
    transform: translateY(-5px);
}

.company-name, .tagline {
    text-shadow: 0 0 15px rgba(168,216,255,0.3);
}

footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    padding: 1rem;
    text-align: center;
    background: rgba(44, 62, 80, 0.7);
    z-index: 2;
}

footer a {
    color: #495057;
    text-decoration: none;
}

/* 动画效果 */
.animate-fade-in {
    animation: fadeIn 1.5s ease-out;
}

.animate-slide-up {
    animation: slideUp 1s ease-out;
}

.animate-slide-up-delay {
    animation: slideUp 1s ease-out 0.3s backwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 添加鼠标跟随效果 */
.cursor-effect {
    position: fixed;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168,216,255,0.2) 0%, rgba(168,216,255,0) 70%);
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
}