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

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: white;
    min-height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)),
                url('https://oss.v-dk.com/img/202308131447817.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
}

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

.card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 3rem 2rem;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    text-align: center;
    animation: fadeInUp 0.6s ease-out;
}

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

h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: .1rem;
    color: #1a1a1a;
    margin: 1.5rem 0;
    position: relative;
}

h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 2px;
}

.intro {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.links-container {
    display: flex;
    gap: 3rem;
    margin-top: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.link-group {
    flex: 1;
    min-width: 120px;
}

p {
    color: #333;
    margin: 0.5rem 0;
}

a {
    color: #4a5568;
    text-decoration: none;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    display: inline-block;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

a:hover {
    color: white;
    background: linear-gradient(135deg, #667eea, #764ba2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

a:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

a:focus:not(:focus-visible) {
    outline: none;
}

.label {
    font-weight: 600;
    color: #1a1a1a;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: block;
    position: relative;
}

.label::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 2px;
    background: #e2e8f0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .card {
        padding: 2rem 1.5rem;
        margin: 1rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    .links-container {
        flex-direction: column;
        gap: 2rem;
    }

    a {
        display: block;
        margin: 0.3rem 0;
    }
}

@media (max-width: 480px) {
    body {
        background-attachment: scroll;
    }

    .card {
        border-radius: 15px;
    }

    h1 {
        font-size: 1.3rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .card {
        background: rgba(30, 30, 30, 0.85);
    }

    h1, .label {
        color: #f0f0f0;
    }

    p {
        color: #d0d0d0;
    }

    a {
        color: #b0b0b0;
    }

    a:hover {
        color: white;
    }

    .label::before {
        background: #4a5568;
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
    }

    .card {
        box-shadow: none;
        background: white;
        border: 1px solid #e2e8f0;
    }

    a {
        color: #000;
        text-decoration: underline;
    }
}