body {
    margin: 0;
    overflow: hidden;
    background-color: #050510;

    -webkit-user-select: none;
    -ms-user-select: none; 
    user-select: none; 
}
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}
@font-face {
    font-family: 'MyCoolFont';
    src: url('/cool.ttf') format('truetype'); 
  }
.content {
    position: relative;
    z-index: 1;
    color: white;
    text-align: center;
    padding-top: 45vh;
    font-family: 'MyCoolFont', sans-serif;
    transition: opacity 0.4s ease-out;
    
}

.content.hidden {
    opacity: 0;
    pointer-events: none;
}


h1 {
    font-size: 3rem;
    font-weight: 600;

    cursor: pointer;

    text-shadow: 0 0 30px rgba(255, 255, 255, 0.7),
                 0 0 45px rgba(255, 255, 255, 0.5),
                 0 0 70px rgba(255, 255, 255, 0.3);

    display: inline-block;
}

p {
    font-size: 1.5rem;
}

.profile-card {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 400px;

    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: 16px;
    padding: 24px;
    z-index: 10;
    color: white;
    font-family: 'MyCoolFont', sans-serif;
    box-shadow: 0 12px 38px rgba(0, 0, 0, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.18);
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.7),
    0 0 35px rgba(255, 255, 255, 0.5),
    0 0 60px rgba(255, 255, 255, 0.3);
   
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.7s ease-in, transform 0.7s ease-out, box-shadow 0.7s ease-out;
}
.beian-info {
    position: fixed;
    bottom: 10px;
    left: 0;
    width: 100%;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 12px;
    z-index: 1000;
}
.beian-info a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
}


.profile-card.visible {
    opacity: 1;
    pointer-events: auto;
}
.profile-card.visible:hover {
    transform: translate(-50%, -55%) scale(1.03); 
    box-shadow: 0 0px 25px 0 rgb(255, 255, 255,0.5); 
}

.card-header {
    display: flex;
    align-items: center;
    gap: 16px;
}

@keyframes glow-pulse {
    0%, 100% {
        box-shadow: 0 0 12px rgba(255, 255, 255, 0.4);
    }
    50% {
        box-shadow: 0 0 20px rgba(255, 255, 255, 0.7);
    }
}

.avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.7);
    object-fit: cover;
   
    animation: glow-pulse 3s infinite ease-in-out;
}

.header-text h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.header-text .intro-text {
    margin: 4px 0 0 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
}

.social-links {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.social-icon {
    color: rgba(255, 255, 255, 0.7);
    transition: transform 0.5s ease-out, color 0.5s ease-out;
}

.social-icon:hover {
    transform: scale(1.2); 
    color: #ffffff;
}

.notification {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translate(-50%, -120%); 
    padding: 12px 24px;
    border-radius: 12px;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 2000;
    pointer-events: none;
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), opacity 0.4s ease;
}

.notification.visible {
    opacity: 1;
    transform: translate(-50%, 20px); 
}

.notification-text {
    font-family: 'MyCoolFont', sans-serif;
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.8),
                 0 0 20px rgba(255, 255, 255, 0.6);
}