body, html {
    height: 100%;
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #181c24;
    color: #f1f1f1;
    overflow: hidden;
}

#bg-animation {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    z-index: 0;
    background: radial-gradient(circle at 20% 30%, #232946 0%, #181c24 100%);
    animation: bgMove 10s infinite alternate;
}

@keyframes bgMove {
    0% { background-position: 0% 0%; }
    100% { background-position: 100% 100%; }
}

.container {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card {
    background: rgba(30, 34, 44, 0.95);
    border-radius: 20px;
    box-shadow: 0 8px 32px 0 rgba(0,0,0,0.37);
    padding: 2.5rem 2rem;
    max-width: 350px;
    width: 100%;
    text-align: center;
    transition: box-shadow 0.3s;
}

.card:hover {
    box-shadow: 0 12px 40px 0 rgba(0,0,0,0.5);
}

.logo {
    width: 80px;
    margin-bottom: 1.5rem;
    border-radius: 50%;
    box-shadow: 0 2px 8px #0008;
    transition: transform 0.4s;
}
.logo:hover {
    transform: scale(1.08) rotate(-5deg);
}

input, textarea {
    width: 100%;
    margin: 0.5rem 0;
    padding: 0.8rem;
    border: none;
    border-radius: 8px;
    background: #232946;
    color: #f1f1f1;
    font-size: 1rem;
    transition: background 0.3s;
    outline: none;
}
input:focus, textarea:focus {
    background: #2e3350;
}

.btn {
    display: inline-block;
    margin: 0.5rem 0.25rem;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 8px;
    background: linear-gradient(90deg, #3a3f58 0%, #232946 100%);
    color: #fff;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 2px 8px #0004;
    transition: background 0.3s, transform 0.2s;
    position: relative;
    overflow: hidden;
}
.btn:hover {
    background: linear-gradient(90deg, #232946 0%, #3a3f58 100%);
    transform: translateY(-2px) scale(1.04);
}
.btn.secondary {
    background: #232946;
    color: #b8b8b8;
}
.btn.secondary:hover {
    background: #181c24;
    color: #fff;
}

#bio-links {
    margin: 1.5rem 0;
}
#bio-links .btn {
    min-width: 120px;
    margin: 0.5rem 0.5rem;
    transition: box-shadow 0.3s, background 0.3s;
}
#bio-links .btn:hover {
    box-shadow: 0 4px 16px #3a3f58aa;
}

.hidden {
    display: none !important;
}

@media (max-width: 600px) {
    .card {
        padding: 1.2rem 0.5rem;
        max-width: 95vw;
    }
    .logo {
        width: 60px;
    }
}