:root{--primary-text-color: #333;--secondary-text-color: #666;--background-color: #fff5e6;--link-color: #ff7f00;--link-hover-color: #ff4500;--border-color: #fe7a0f;--white-bg: white;--header-bg: #ff8000;--hover-bg: #ffa07a;--post-preview-bg: #fff5e6;--notice-text-color: #8b4513}body{font-family:Noto Sans JP,sans-serif;line-height:1.6;margin:0;padding:0;background-color:var(--background-color)}h1,h2,h3,h4,h5,h6{color:var(--primary-text-color)}h1{border-bottom:2px solid var(--border-color);padding-bottom:10px}time{display:block;color:var(--secondary-text-color);margin-bottom:10px;font-size:.9em}blockquote:not(.twitter-tweet){border-left:4px solid var(--primary-text-color);margin:20px 0;padding:10px 15px;background-color:var(--post-preview-bg);color:var(--secondary-text-color);font-style:italic;line-height:1.5}.description{color:var(--secondary-text-color);margin-bottom:20px}.post-content{line-height:1.8}.post-content p{margin-bottom:15px}.post-date{color:var(--secondary-text-color);margin-bottom:20px;font-style:italic}.post-title{color:var(--primary-text-color);border-bottom:2px solid var(--border-color);padding-bottom:10px;margin-bottom:15px}header{background-color:var(--header-bg);color:#fff;text-align:center;padding:1rem}nav{display:flex;font-weight:700;font-size:1.25em;align-items:center;justify-content:center;gap:15px}nav a{display:flex;align-items:center;line-height:normal;color:#fff;text-decoration:none;padding:.5rem 1rem}nav a:hover{background-color:var(--hover-bg)}.icon-newwindow{margin-left:4px;vertical-align:middle;fill:#fff}main{max-width:1200px;margin:0 auto;padding:1rem}.content{text-align:left;max-width:1200px;margin:0 auto;padding:20px;background-color:var(--white-bg);box-shadow:0 0 10px #0000001a}.link-button{text-decoration:none;padding:.5rem 1rem;border:1px solid var(--border-color);border-radius:4px;color:var(--primary-text-color);transition:background-color .3s ease,color .3s ease}.link-button:hover{background-color:var(--background-color)}.link-button.disabled{color:var(--secondary-text-color);cursor:not-allowed;opacity:.5;pointer-events:none}.link-button.disabled:hover{background-color:transparent}.spacing-small{margin:10px}.spacing-medium{margin:20px}.spacing-large{margin:30px}.pagination{display:flex;justify-content:space-between;align-items:center;margin-top:20px}.pagination-info{font-size:.9em;color:var(--secondary-text-color)}.post-preview{background-color:var(--post-preview-bg);padding:15px;border-radius:5px;box-shadow:0 2px 5px #0000001a}.post-preview h2{margin:0 0 10px}.post-preview a{color:var(--link-color);text-decoration:none;transition:color .3s ease}.post-preview a:hover{color:var(--link-hover-color)}.notice{background-color:var(--background-color);border-left:4px solid var(--secondary-text-color);padding:15px;margin-top:20px}.notice h2{margin-top:0;color:var(--notice-text-color)}.post-list{display:flex;flex-direction:column;gap:20px}.no-posts{text-align:center;color:var(--secondary-text-color);margin-top:20px}#grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px}details.details-list{box-sizing:border-box;width:100%;background-color:var(--white-bg);border:1px solid var(--border-color);border-radius:4px;padding:15px;justify-self:start;align-self:start}details.details-list>summary{font-weight:700;color:var(--primary-text-color);cursor:pointer;margin-bottom:10px;padding:5px 0;border-bottom:1px solid var(--border-color)}details.details-list>ul{list-style-type:none;padding:0;margin:0}details.details-list>ul>li{margin-bottom:10px}details.details-list>ul>li>a{color:var(--link-color);text-decoration:none;transition:color .3s ease}details.details-list>ul>li>a:hover{color:var(--link-hover-color)}table{border-collapse:collapse;margin:1.5rem 0;font-size:.9em;box-shadow:0 0 10px #0000001a;border-radius:8px;overflow:hidden;background-color:var(--white-bg);color:var(--primary-text-color)}th{background-color:#f8f9fa;color:var(--primary-text-color);text-align:left;font-weight:600;padding:12px 15px}td{padding:10px 15px;border-bottom:1px solid #e0e0e0}tr:hover{background-color:#f5f5f5}tr:nth-child(2n){background-color:#f9f9f9}th,td{border:1px solid #e0e0e0}@media(prefers-color-scheme:dark){table,th{background-color:#2d3748;color:#e2e8f0}tr:hover{background-color:#4a5568}tr:nth-child(2n){background-color:#2d3748}td,th{border-color:#4a5568}}@media screen and (max-width:600px){table{display:block;overflow-x:auto;white-space:nowrap}}details summary{cursor:pointer;text-decoration:underline;transition:text-decoration .3s ease}details summary:hover{text-decoration:none}a:hover{text-decoration:none}a .zoomable-image{display:inline-block;max-width:100%}.zoomable-image{display:block;max-width:100%;height:auto;cursor:zoom-in;transition:opacity .3s ease}.zoomable-image:hover{opacity:.8}.icon{vertical-align:middle;margin-left:4px}.mobile-site-title{display:none}.hamburger-menu{display:none;flex-direction:column;cursor:pointer;padding:10px}.bar{width:25px;height:3px;background-color:#fff;margin:3px 0;transition:.4s}.nav-links{display:flex;align-items:center;gap:15px}.nav-separator{width:1px;height:1.5em;background-color:#fff;margin:0 10px}hr{border:none;height:2px;background:var(--border-color);margin:20px 0}@media(max-width:768px){main{padding:.5rem}.mobile-site-title{display:block;color:#fff;text-decoration:none}.hamburger-menu{display:flex;margin-left:auto}nav{position:relative;align-items:center}.nav-links{border:1px solid white;display:none;flex-direction:column;position:absolute;padding:10px 0;top:100%;right:0;box-shadow:0 2px 5px #0000001a;z-index:1000;background-color:var(--header-bg);min-width:200px;overflow:hidden;color:var(--primary-text-color)}.nav-links a{width:100%;text-align:center;display:flex;justify-content:center;align-items:center}.nav-links.active{display:flex}.nav-separator{width:80%;height:1px}iframe{width:100%;height:auto}}footer{background-color:var(--header-bg);color:#fff;text-align:center;padding:1rem;margin-top:2rem}.copyright{font-size:.9em;opacity:.8}