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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: linear-gradient(135deg, #e0f7fa 0%, #b3e5fc 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    line-height: 1.6;
}

.container {
    background: white;
    border-radius: 12px;
    padding: 40px;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: #1a237e;
    font-size: 2.5rem;
    margin-bottom: 30px;
    font-weight: 300;
    letter-spacing: 2px;
}

.links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 40px;
}

.link-button {
    display: block;
    padding: 14px 24px;
    background: #4CAF50;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    font-size: 1rem;
    font-weight: 500;
}

.link-button:hover {
    background: #43A047;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
}

/* Faux link shake animation */
.link-button.faux {
    position: relative;
}

.shake {
    animation: shake 400ms cubic-bezier(.36,.07,.19,.97) both;
    transform: translate3d(0, 0, 0);
    backface-visibility: hidden;
    perspective: 1000px;
}

@keyframes shake {
    10%, 90% { transform: translate3d(-1px, 0, 0); }
    20%, 80% { transform: translate3d(2px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
    40%, 60% { transform: translate3d(4px, 0, 0); }
}

.collapsibles {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.collapsible-item {
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.collapsible-header {
    padding: 14px 20px;
    background: #f8f9fa;
    cursor: pointer;
    font-weight: 500;
    color: #2c3e50;
    transition: background 0.3s ease;
    position: relative;
    padding-right: 40px;
}

.collapsible-header::after {
    content: '+';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: #7f8c8d;
    transition: transform 0.3s ease;
}

.collapsible-header:hover {
    background: #e9ecef;
}

.collapsible-item.active .collapsible-header::after {
    transform: translateY(-50%) rotate(45deg);
}

.collapsible-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    color: #555;
    background: white;
}

.collapsible-item.active .collapsible-content {
    padding: 20px;
    max-height: 300px;
}

/* New styles for bio */
.bio {
    text-align: center;
    color: #555;
    font-size: 1.1rem;
    margin-bottom: 30px;
    font-weight: 300;
}

@media (max-width: 600px) {
    body {
        padding: 15px;
    }
    
    .container {
        padding: 30px 20px;
    }
    
    h1 {
        font-size: 2rem;
        margin-bottom: 25px;
    }
    
    .link-button {
        padding: 12px 20px;
        font-size: 0.95rem;
    }
    
    .collapsible-header {
        padding: 12px 16px;
        padding-right: 36px;
        font-size: 0.95rem;
    }
    
    .collapsible-header::after {
        right: 16px;
    }
}

@media (max-width: 400px) {
    h1 {
        font-size: 1.75rem;
    }
    
    .container {
        padding: 25px 15px;
    }
}