タブメニュー:ゴシック建築|Tab Menu: Gothic Architecture

  • Tab 1
  • Tab 2
  • Tab 3

Tab 1 Content

This is the content of Tab 1 in the gothic architecture style design. It features a mysterious atmosphere with a majestic design.

When selected, the tab changes to a brown background with golden text, creating a noble impression.

Tab 2 Content

This is the content of Tab 2 in the gothic architecture style design. It features decorative elements reminiscent of church architecture.

On hover, it changes to bright gold with mystical light effects.

Tab 3 Content

This is the content of Tab 3 in the gothic architecture style design. It has a grid pattern background that expresses the texture of stone construction.

Majestic animation effects are applied when switching tabs.

HTML
<div class="container">
    <h1>Gothic Architecture Style Tab Design</h1>

    <div class="tab-container">
        <ul>
            <li class="selected" data-id="tab-1">Tab 1</li>
            <li data-id="tab-2">Tab 2</li>
            <li data-id="tab-3">Tab 3</li>
        </ul>
        <div class="tab-content selected" id="tab-1">
            <p>Tab 1 Content</p>
            <p>This is the content of Tab 1 in the gothic architecture style design. It features a mysterious atmosphere with a majestic design.</p>
            <p>When selected, the tab changes to a brown background with golden text, creating a noble impression.</p>
        </div>
        <div class="tab-content" id="tab-2">
            <p>Tab 2 Content</p>
            <p>This is the content of Tab 2 in the gothic architecture style design. It features decorative elements reminiscent of church architecture.</p>
            <p>On hover, it changes to bright gold with mystical light effects.</p>
        </div>
        <div class="tab-content" id="tab-3">
            <p>Tab 3 Content</p>
            <p>This is the content of Tab 3 in the gothic architecture style design. It has a grid pattern background that expresses the texture of stone construction.</p>
            <p>Majestic animation effects are applied when switching tabs.</p>
        </div>
    </div>
</div>
CSS
body {
    font-family: 'Times New Roman', serif;
    background: #1a1a1a;
    padding: 20px;
    color: #d4af37;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border: 3px solid #8b4513;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

h1 {
    text-align: center;
    padding: 30px;
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
    color: #d4af37;
    font-family: 'Times New Roman', serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    border-bottom: 3px solid #8b4513;
    text-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
}

/* ===== Gothic Architecture Style Design ===== */
.tab-container {
    overflow: hidden;
    border-radius: 0;
    position: relative;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border: 3px solid #8b4513;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.tab-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 20px,
            rgba(139, 69, 19, 0.1) 20px,
            rgba(139, 69, 19, 0.1) 22px
        ),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 20px,
            rgba(139, 69, 19, 0.1) 20px,
            rgba(139, 69, 19, 0.1) 22px
        );
    pointer-events: none;
}

.tab-container ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
    border-bottom: 3px solid #8b4513;
    position: relative;
    z-index: 2;
}

.tab-container ul::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        #d4af37 50%, 
        transparent 100%);
    animation: gothicGlow 3s ease-in-out infinite;
}

@keyframes gothicGlow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.tab-container ul li {
    flex: 1;
    padding: 20px 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s ease;
    position: relative;
    color: #d4af37;
    font-family: 'Times New Roman', serif;
    font-weight: 600;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-right: 2px solid #8b4513;
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
    text-shadow: 0 0 8px rgba(212, 175, 55, 0.5);
}

.tab-container ul li:last-child {
    border-right: none;
}

.tab-container ul li::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.tab-container ul li:hover::before {
    opacity: 1;
}

.tab-container ul li.selected {
    color: #fff;
    background: linear-gradient(135deg, #8b4513 0%, #a0522d 100%);
    box-shadow: 
        0 4px 16px rgba(139, 69, 19, 0.6),
        inset 0 2px 4px rgba(255, 255, 255, 0.2),
        inset 0 -2px 4px rgba(0, 0, 0, 0.3);
    text-shadow: 0 0 12px rgba(255, 255, 255, 0.8);
    font-weight: 700;
    animation: gothicPulse 2s ease-in-out infinite alternate;
}

@keyframes gothicPulse {
    from { 
        box-shadow: 
            0 4px 16px rgba(139, 69, 19, 0.6),
            inset 0 2px 4px rgba(255, 255, 255, 0.2),
            inset 0 -2px 4px rgba(0, 0, 0, 0.3);
    }
    to { 
        box-shadow: 
            0 6px 20px rgba(139, 69, 19, 0.8),
            inset 0 2px 4px rgba(255, 255, 255, 0.3),
            inset 0 -2px 4px rgba(0, 0, 0, 0.4);
    }
}

.tab-container ul li.selected::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #d4af37, #ffd700, #d4af37);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.8);
}

.tab-container ul li:not(.selected):hover {
    background: linear-gradient(135deg, #3d3d3d 0%, #2a2a2a 100%);
    color: #ffd700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.7);
    transform: translateY(-2px);
}

.tab-content {
    display: none;
    padding: 40px;
    min-height: 200px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #d4af37;
    font-family: 'Times New Roman', serif;
    font-size: 18px;
    line-height: 1.8;
    position: relative;
    z-index: 2;
    border: 2px solid #8b4513;
    border-top: none;
}

.tab-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 30px,
            rgba(139, 69, 19, 0.05) 30px,
            rgba(139, 69, 19, 0.05) 32px
        );
    pointer-events: none;
}

.tab-content::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    width: 40px;
    height: 40px;
    background: 
        radial-gradient(circle, #d4af37 0%, transparent 70%);
    opacity: 0.1;
    border-radius: 50%;
}

.tab-content.selected {
    display: block;
    animation: gothicReveal 0.6s ease;
}

@keyframes gothicReveal {
    from { 
        opacity: 0; 
        transform: translateY(-20px);
        filter: blur(3px);
    }
    to { 
        opacity: 1; 
        transform: translateY(0);
        filter: blur(0);
    }
}
JavaScript
const tabContainer = document.querySelector('.tab-container');
const tabMenuItems = tabContainer.querySelectorAll('ul li');
const tabContents = tabContainer.querySelectorAll('.tab-content');

tabMenuItems.forEach(tabMenuItem => {
    tabMenuItem.addEventListener('click', () => {
        tabMenuItems.forEach(item => {
            item.classList.remove('selected');
        });
        
        tabMenuItem.classList.add('selected');
        
        tabContents.forEach(tabContent => {
            tabContent.classList.remove('selected');
        });

        document.getElementById(tabMenuItem.dataset.id).classList.add('selected');
    });
});
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