/* styles.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background: radial-gradient(circle at center, #0a0a2a 0%, #000000 70%);
    color: #e0e0ff;
    min-height: 100vh;
    overflow: hidden;
    position: relative;
    perspective: 1000px;
}

.universe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.content {
    position: relative;
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}

.logo-container {
    position: relative;
    z-index: 30;
    text-align: center;
    transition: all 0.5s ease;
    transform-style: preserve-3d;
    animation: glowPulse 5s infinite ease-in-out;
    pointer-events: none; /* 仅禁用logo和coming soon的点击 */
}

.logo {
    width: 320px;
    height: auto;
    filter: drop-shadow(0 0 25px rgba(100, 150, 255, 0.5));
    transition: filter 0.5s ease-in-out;
}

@keyframes glowPulse {
    0%, 100% {
        filter: drop-shadow(0 0 20px rgba(100, 150, 255, 0.5));
    }
    50% {
        filter: drop-shadow(0 0 30px rgba(50, 200, 255, 0.8));
    }
}

.coming-soon-text {
    font-size: 4rem;
    font-weight: 400;
    color: #d0d0d0;
    margin-top: 2rem;
    letter-spacing: 6px;
    text-transform: uppercase;
    font-weight: 300;
    text-shadow: 0 0 15px rgba(200, 200, 255, 0.5);
    position: relative;
    animation: fadeIn 4s ease-out, textGlow 3s infinite alternate;
}

@keyframes textGlow {
    0% {
        text-shadow: 0 0 10px rgba(200, 200, 255, 0.5), 0 0 20px rgba(100, 150, 255, 0.3);
    }
    100% {
        text-shadow: 0 0 15px rgba(255, 255, 255, 0.7), 0 0 30px rgba(0, 170, 255, 0.5);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 小行星 */
.asteroid {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #444, #222);
    box-shadow: inset -5px -5px 10px rgba(0,0,0,0.8);
    opacity: 0.7;
    animation: asteroidMove 80s infinite linear;
    z-index: 2;
}

@keyframes asteroidMove {
    from {
        transform: translateX(-50px) rotate(0deg);
    }
    to {
        transform: translateX(calc(100vw + 100px)) rotate(720deg);
    }
}

/* 尘埃云 */
.dust {
    position: absolute;
    opacity: 0.03;
    border-radius: 50%;
    background: radial-gradient(circle, #a0a0ff, transparent 70%);
    animation: puff 50s infinite;
    z-index: 1;
}

@keyframes puff {
    0%, 100% {
        transform: scale(0.8);
        opacity: 0.02;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.05;
    }
}

/* 版权信息 */
.copyright {
    position: absolute;
    bottom: 30px;
    width: 100%;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    z-index: 30;
    font-family: 'Roboto', sans-serif;
    text-shadow: 0 0 5px rgba(0, 170, 255, 0.5);
}