/* Global Styles */
:root {
    --primary-color: #c12f2f;
    --secondary-color: #333;
    --background-color: #fff;
    --text-color: #333;
    --light-gray: #f5f5f5;
}

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

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: var(--primary-color);
    color: white;
    padding: 2rem 0;
    margin-bottom: 3rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: opacity 0.3s;
}

nav a:hover {
    opacity: 0.8;
}

/* Posts */
.post {
    background: white;
    margin-bottom: 2rem;
    padding: 2rem;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.post:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.post h2 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.post h2 a {
    color: inherit;
    text-decoration: none;
}

.post time {
    color: #666;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 1rem;
}

.post p {
    margin-bottom: 1rem;
}

.read-more {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
    margin-top: 1rem;
}

.read-more:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    
    .post {
        padding: 1.5rem;
    }
}

/* Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.post {
    animation: fadeIn 0.6s ease-out forwards;
}

.post:nth-child(2) {
    animation-delay: 0.2s;
}