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

body {
    font-family: 'Arial', sans-serif;
    background-color: #0a0a0a;
    color: #fff;
    min-height: 100vh;
    background-image: url('image/background.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    padding: 40px 20px;
    animation: fadeInDown 1s ease-out;
}

.logo {
    width: 120px;
    height: auto;
    margin-bottom: 20px;
    animation: pulse 2s infinite;
}

header h1 {
    font-size: 3em;
    margin: 10px 0;
    color: #00ff88;
    text-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
    font-weight: bold;
    letter-spacing: 2px;
}

header p {
    font-size: 1.3em;
    color: #00ff88;
    opacity: 0.8;
    margin-bottom: 20px;
}

main {
    padding: 20px;
}

.link-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    max-width: 1000px;
    margin: 0 auto;
}

.link-box {
    background: linear-gradient(145deg, rgba(0, 0, 0, 0.8), rgba(0, 50, 0, 0.3));
    border: 2px solid #00ff88;
    border-radius: 20px;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out;
}

.link-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.2), transparent);
    transition: left 0.5s;
}

.link-box:hover::before {
    left: 100%;
}

.link-box:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 
        0 20px 40px rgba(0, 255, 136, 0.3),
        0 0 30px rgba(0, 255, 136, 0.5),
        inset 0 0 20px rgba(0, 255, 136, 0.1);
    border-color: #00ffaa;
}

.avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    margin-bottom: 20px;
    border: 3px solid #00ff88;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.4);
}

.link-box:hover .avatar {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.8);
}

.link-button {
    display: inline-block;
    width: 85%;
    padding: 15px 25px;
    background: linear-gradient(45deg, transparent, rgba(0, 255, 136, 0.1));
    border: 2px solid #00ff88;
    color: #00ff88;
    text-decoration: none;
    border-radius: 30px;
    font-size: 1.1em;
    font-weight: bold;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
}

.link-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #00ff88, #00ffaa);
    transition: left 0.3s ease;
    z-index: -1;
}

.link-button:hover::before {
    left: 0;
}

.link-button:hover {
    color: #0a0a0a;
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.4);
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Ripple effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(0, 255, 136, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s linear;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Particle animation */
.particle {
    animation: particle-float 1s ease-out forwards;
}

@keyframes particle-float {
    0% {
        transform: scale(1) translate(0, 0);
        opacity: 1;
    }
    100% {
        transform: scale(0) translate(var(--random-x, 0), var(--random-y, 0));
        opacity: 0;
    }
}

/* Enhanced glow effects */
.link-box::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #00ff88, #00ffaa, #00ff88);
    border-radius: 22px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.link-box:hover::after {
    opacity: 0.7;
    animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% {
        opacity: 0.7;
    }
    50% {
        opacity: 1;
    }
}

/* Loading animation for images */
.avatar, .logo {
    opacity: 0;
    animation: fadeIn 0.8s ease-out forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}
@media (max-width: 768px) {
    .link-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    header h1 {
        font-size: 2.2em;
    }
    
    .link-box {
        padding: 25px 15px;
    }
    
    .avatar {
        width: 70px;
        height: 70px;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.8em;
    }
    
    .link-button {
        font-size: 1em;
        padding: 12px 20px;
    }
}