.header[data-astro-cid-3ef6ksr2]{position:fixed;top:0;left:0;right:0;z-index:1000;background:#1a3a4ad9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.1);padding:0}.header-inner[data-astro-cid-3ef6ksr2]{max-width:1400px;margin:0 auto;padding:.5rem 2rem;display:flex;justify-content:space-between;align-items:center}.logo[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;text-decoration:none}.logo[data-astro-cid-3ef6ksr2]:hover{text-decoration:none}.logo-icon[data-astro-cid-3ef6ksr2]{height:48px;width:auto;transition:opacity .3s}.logo-text[data-astro-cid-3ef6ksr2]{font-size:1.25rem;font-weight:700;color:#fff;letter-spacing:.05em}.logo[data-astro-cid-3ef6ksr2]:hover .logo-icon[data-astro-cid-3ef6ksr2],.logo[data-astro-cid-3ef6ksr2]:hover .logo-text[data-astro-cid-3ef6ksr2]{opacity:.8}.nav[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:2rem}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{font-size:.75rem;font-weight:500;color:#fffc!important;text-decoration:none;letter-spacing:.15em;transition:color .3s}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{color:#fff!important;text-decoration:none}.nav-external[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:.25rem}.external-icon[data-astro-cid-3ef6ksr2]{width:10px;height:10px}.header-cta[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;padding:.5rem 1.25rem;background:#e65100;color:#fff!important;font-size:.8125rem;font-weight:600;border-radius:6px;text-decoration:none;transition:all .2s;white-space:nowrap}.header-cta[data-astro-cid-3ef6ksr2]:hover{background:#bf4400;transform:translateY(-1px);text-decoration:none}.nav-toggle[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;gap:6px;background:none;border:none;cursor:pointer;padding:.5rem}.nav-toggle[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]{display:block;width:24px;height:2px;background:#fff;transition:all .3s}.mobile-cta-bar[data-astro-cid-3ef6ksr2]{display:none}@media(max-width:768px){.header-inner[data-astro-cid-3ef6ksr2]{padding:.5rem 1.5rem}.logo-icon[data-astro-cid-3ef6ksr2]{height:36px}.logo-text[data-astro-cid-3ef6ksr2]{font-size:1rem}.header-cta[data-astro-cid-3ef6ksr2]{display:none}.nav[data-astro-cid-3ef6ksr2]{display:none;position:absolute;top:100%;left:0;right:0;background:#1a3a4afa;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);flex-direction:column;padding:2rem;gap:1.5rem;border-bottom:1px solid rgba(255,255,255,.1)}.nav[data-astro-cid-3ef6ksr2].open{display:flex}.nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{font-size:.875rem;color:#ffffffe6}.nav-toggle[data-astro-cid-3ef6ksr2]{display:flex}.mobile-cta-bar[data-astro-cid-3ef6ksr2]{display:block;position:fixed;bottom:0;left:0;right:0;z-index:999;padding:.75rem 1rem;background:#1a3a4af2;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-top:1px solid rgba(255,255,255,.1);opacity:0;transform:translateY(100%);transition:all .3s}.mobile-cta-bar[data-astro-cid-3ef6ksr2].visible{opacity:1;transform:translateY(0)}.mobile-cta-btn[data-astro-cid-3ef6ksr2]{display:block;width:100%;padding:.875rem;background:#e65100;color:#fff;font-size:.9375rem;font-weight:600;text-align:center;border-radius:8px;text-decoration:none;transition:background .2s}.mobile-cta-btn[data-astro-cid-3ef6ksr2]:hover{background:#bf4400;text-decoration:none}}.footer[data-astro-cid-sz7xmlte]{background:#1a3a4a;color:#fff;padding:0;margin-top:0;border-top:none}.footer-divider[data-astro-cid-sz7xmlte]{height:1px;background:#0077b6}.footer-inner[data-astro-cid-sz7xmlte]{max-width:1200px;margin:0 auto;padding:3rem 2rem;text-align:left}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:1fr 2fr 1fr;gap:3rem;padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.1)}.footer-logo-row[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem}.footer-logo[data-astro-cid-sz7xmlte]{height:48px;width:auto}.footer-logo-text[data-astro-cid-sz7xmlte]{font-size:1.25rem;font-weight:700;color:#fff;letter-spacing:.05em}.footer-location[data-astro-cid-sz7xmlte]{font-size:.8125rem;color:#b0bfc9;line-height:1.6;margin:0}.footer-links[data-astro-cid-sz7xmlte]{display:flex;gap:3rem}.footer-link-group[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:.5rem}.footer-link-group[data-astro-cid-sz7xmlte] h4[data-astro-cid-sz7xmlte]{font-size:.75rem;font-weight:600;letter-spacing:.1em;color:#fff;margin:0 0 .5rem}.footer-link-group[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{font-size:.8125rem;color:#b0bfc9;text-decoration:none;transition:color .2s;display:inline-flex;align-items:center;gap:.25rem}.footer-link-group[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:#fff;text-decoration:none}.external-icon[data-astro-cid-sz7xmlte]{width:10px;height:10px}.footer-social[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:.75rem}.social-link[data-astro-cid-sz7xmlte]{display:inline-flex;align-items:center;gap:.5rem;font-size:.8125rem;color:#b0bfc9;text-decoration:none;transition:color .2s;background:transparent;border:none;padding:0;border-radius:0}.social-link[data-astro-cid-sz7xmlte]:hover{color:#fff;text-decoration:none}.social-icon[data-astro-cid-sz7xmlte]{width:18px;height:18px;flex-shrink:0}.footer-copyright[data-astro-cid-sz7xmlte]{text-align:center;font-size:.75rem;color:#4a6070;margin-top:1.5rem}@media(max-width:768px){.footer-inner[data-astro-cid-sz7xmlte]{padding:2.5rem 1.5rem}.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr;gap:2rem}.footer-links[data-astro-cid-sz7xmlte]{flex-direction:column;gap:1.5rem}.footer-social[data-astro-cid-sz7xmlte]{flex-direction:row;flex-wrap:wrap;gap:1rem}.footer-logo[data-astro-cid-sz7xmlte]{height:60px}}:root{--color-primary: #0077b6;--color-primary-dark: #005f92;--color-bg: #ffffff;--color-bg-secondary: #f8fafb;--color-text: #1a3a4a;--color-text-muted: #5a7a8a;--color-border: rgba(0, 119, 182, .1);--color-code-bg: #1e1e1e;--color-ocean: #0077b6;--color-ocean-light: #90e0ef;--color-green: #2e8b57;--color-green-light: #98d8aa;--font-sans: "Inter", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: "Fira Code", "JetBrains Mono", Consolas, Monaco, monospace;--max-width: 1200px;--content-width: 720px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;background-color:#fff}body{font-family:var(--font-sans);background-color:#fff;color:var(--color-text);line-height:1.7;font-size:16px;min-height:100vh}a{color:var(--color-primary-dark);text-decoration:none;transition:color .2s}a:hover{color:var(--color-primary);text-decoration:underline}.header{background:var(--color-text);padding:1rem 2rem;position:sticky;top:0;z-index:100}.header-inner{max-width:var(--max-width);margin:0 auto;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:700;color:#fff}.logo:hover{color:var(--color-primary);text-decoration:none}.nav{display:flex;gap:2rem}.nav a{color:#a0aec0;font-weight:500}.nav a:hover{color:#fff;text-decoration:none}.main-container{max-width:var(--max-width);margin:0 auto;padding:2rem;padding-top:160px;display:grid;grid-template-columns:1fr 280px;gap:3rem}@media(max-width:900px){.main-container{grid-template-columns:1fr}.sidebar{display:none}}@media(max-width:768px){.main-container{padding-top:100px}.article-content h2,.article-content h3{scroll-margin-top:100px}}.article{max-width:var(--content-width)}.article-header{margin-bottom:2rem;padding-bottom:2rem;border-bottom:1px solid var(--color-border)}.article-title{font-size:2.5rem;font-weight:800;line-height:1.2;margin-bottom:1rem;color:var(--color-text)}.article-meta{display:flex;flex-wrap:wrap;gap:1rem;color:var(--color-text-muted);font-size:.9rem}.article-meta .author{display:flex;align-items:center;gap:.5rem}.author-avatar{width:32px;height:32px;border-radius:50%;background:var(--color-primary)}.tags{display:flex;gap:.5rem;margin-top:1rem}.tag{background:var(--color-bg-secondary);padding:.25rem .75rem;border-radius:20px;font-size:.85rem;color:var(--color-text-muted)}.tag:hover{background:var(--color-primary);color:var(--color-text);text-decoration:none}.article-content h2{font-size:1.75rem;font-weight:700;margin-top:2.5rem;margin-bottom:1rem;padding-top:1rem;border-top:1px solid var(--color-border)}.article-content h2:first-child{border-top:none;margin-top:0;padding-top:0}.article-content h3{font-size:1.35rem;font-weight:600;margin-top:2rem;margin-bottom:.75rem}.article-content h2,.article-content h3{scroll-margin-top:160px}.article-content p{margin-bottom:1.25rem}.article-content ul,.article-content ol{margin-bottom:1.25rem;padding-left:1.5rem}.article-content li{margin-bottom:.5rem}.article-content img{max-width:100%;border-radius:8px;margin:1.5rem 0}.article-content blockquote{border-left:4px solid var(--color-primary);padding-left:1rem;margin:1.5rem 0;color:var(--color-text-muted);font-style:italic}.article-content code{font-family:var(--font-mono);font-size:.9em;background:var(--color-bg-secondary);padding:.2em .4em;border-radius:4px}.article-content pre{background:var(--color-code-bg);padding:1.25rem;border-radius:8px;overflow-x:auto;margin:1.5rem 0}.article-content pre code{background:none;padding:0;font-size:.875rem;line-height:1.6}.article-content hr{border:none;border-top:1px solid var(--color-border);margin:3rem 0}.article-content{padding-bottom:2rem}.sidebar{position:sticky;top:160px;height:fit-content}.toc{background:var(--color-bg-secondary);padding:1.5rem;border-radius:8px}.toc-title{font-size:.875rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted);margin-bottom:1rem}.toc-list{list-style:none}.toc-list li{margin-bottom:.5rem}.toc-list a{color:var(--color-text-muted);font-size:.9rem;display:block;border-left:2px solid transparent;padding:.25rem 0 .25rem .75rem;transition:all .2s}.toc-list a:hover,.toc-list a.active{color:var(--color-text);border-left-color:var(--color-primary);text-decoration:none}.toc-list .toc-h3{padding-left:1.5rem;font-size:.85rem}.footer{background:linear-gradient(180deg,#f0f9ff,#e6f4f9);color:var(--color-text);padding:3rem 2rem;margin-top:0;border-top:1px solid var(--color-border)}.footer-inner{max-width:var(--max-width);margin:0 auto;text-align:center}.footer p{color:var(--color-text-muted);font-size:.875rem}.blog-list{max-width:var(--content-width);margin:0 auto;padding:2rem}.blog-list h1{font-size:2.5rem;margin-bottom:2rem}.post-card{padding:1.5rem 0;border-bottom:1px solid var(--color-border)}.post-card:last-child{border-bottom:none}.post-card h2{font-size:1.5rem;margin-bottom:.5rem}.post-card h2 a{color:var(--color-text)}.post-card h2 a:hover{color:var(--color-primary-dark)}.post-card .excerpt{color:var(--color-text-muted);margin-bottom:.5rem}.post-card .meta{font-size:.875rem;color:var(--color-text-muted)}.hero{background:linear-gradient(135deg,var(--color-text) 0%,#2d2d4a 100%);color:#fff;padding:6rem 2rem;text-align:center}.hero-inner{max-width:800px;margin:0 auto}.hero h1{font-size:3.5rem;font-weight:800;margin-bottom:1.5rem;line-height:1.1}.hero h1 .highlight{color:var(--color-primary)}.hero p{font-size:1.25rem;color:#a0aec0;margin-bottom:2rem;max-width:600px;margin-left:auto;margin-right:auto}.hero-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.btn{display:inline-block;padding:.875rem 2rem;border-radius:8px;font-weight:600;font-size:1rem;transition:all .2s;text-decoration:none}.btn-primary{background:var(--color-primary);color:var(--color-text)}.btn-primary:hover{background:var(--color-primary-dark);text-decoration:none;transform:translateY(-2px)}.btn-secondary{background:transparent;color:#fff;border:2px solid #4a5568}.btn-secondary:hover{border-color:var(--color-primary);color:var(--color-primary);text-decoration:none}.features{padding:5rem 2rem;background:var(--color-bg-secondary)}.features-inner{max-width:var(--max-width);margin:0 auto}.features h2{text-align:center;font-size:2.5rem;margin-bottom:1rem}.features .subtitle{text-align:center;color:var(--color-text-muted);margin-bottom:3rem;font-size:1.1rem}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.feature-card{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 4px 6px #0000000d;transition:transform .2s,box-shadow .2s}.feature-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0000001a}.feature-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem;font-size:1.5rem}.feature-card h3{font-size:1.25rem;margin-bottom:.5rem}.feature-card p{color:var(--color-text-muted);font-size:.95rem;line-height:1.6}.stats{padding:4rem 2rem;background:var(--color-text);color:#fff}.stats-inner{max-width:var(--max-width);margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;text-align:center}.stat-item h3{font-size:3rem;font-weight:800;color:var(--color-primary);margin-bottom:.5rem}.stat-item p{color:#a0aec0;font-size:1rem}.latest-posts{padding:5rem 2rem}.latest-posts-inner{max-width:var(--max-width);margin:0 auto}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.section-header h2{font-size:2rem}.posts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem}.post-card-large{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 6px #0000000d;transition:transform .2s,box-shadow .2s;border:1px solid var(--color-border)}.post-card-large:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0000001a}.post-card-image{height:200px;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;font-size:4rem}.post-card-body{padding:1.5rem}.post-card-body .tags{margin-top:0;margin-bottom:.75rem}.post-card-body h3{font-size:1.25rem;margin-bottom:.5rem;line-height:1.4}.post-card-body h3 a{color:var(--color-text)}.post-card-body h3 a:hover{color:var(--color-primary-dark);text-decoration:none}.post-card-body .excerpt{color:var(--color-text-muted);font-size:.9rem;margin-bottom:1rem;line-height:1.6}.read-more{font-weight:600;font-size:.9rem}.about-page{max-width:800px;margin:0 auto;padding:3rem 2rem}.about-header{text-align:center;margin-bottom:3rem}.about-header h1{font-size:2.5rem;margin-bottom:1rem}.about-header p{color:var(--color-text-muted);font-size:1.1rem}.about-content{line-height:1.8}.about-content h2{font-size:1.75rem;margin-top:3rem;margin-bottom:1rem;padding-top:2rem;border-top:1px solid var(--color-border)}.about-content p{margin-bottom:1.25rem}.about-content ul{margin-bottom:1.5rem;padding-left:1.5rem}.about-content li{margin-bottom:.5rem}.profile-card{display:flex;gap:2rem;align-items:center;background:var(--color-bg-secondary);padding:2rem;border-radius:12px;margin:2rem 0}.profile-avatar{width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:3rem}.profile-info h3{font-size:1.5rem;margin-bottom:.5rem}.profile-info p{color:var(--color-text-muted);margin-bottom:0}.social-links{display:flex;gap:1rem;margin-top:1rem}.social-link{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:#fff;border-radius:8px;font-size:.9rem;color:var(--color-text);border:1px solid var(--color-border)}.social-link:hover{border-color:var(--color-primary);text-decoration:none}.tech-stack{display:flex;flex-wrap:wrap;gap:.75rem;margin:1.5rem 0}.tech-badge{background:var(--color-bg-secondary);padding:.5rem 1rem;border-radius:20px;font-size:.9rem;font-weight:500}.article-content .info-box{background:#e8f5e9;border-left:4px solid var(--color-primary);padding:1rem 1.5rem;border-radius:0 8px 8px 0;margin:1.5rem 0}.article-content .warning-box{background:#fff3e0;border-left:4px solid #ff9800;padding:1rem 1.5rem;border-radius:0 8px 8px 0;margin:1.5rem 0}.article-content .info-box h4,.article-content .warning-box h4{margin-bottom:.5rem;font-size:1rem}.article-content table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.95rem}.article-content th,.article-content td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--color-border)}.article-content th{background:var(--color-bg-secondary);font-weight:600}.article-content tr:hover{background:var(--color-bg-secondary)}.reading-time{display:inline-flex;align-items:center;gap:.25rem}.cta-section{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);padding:4rem 2rem;text-align:center;margin-top:4rem}.cta-section h2{font-size:2rem;margin-bottom:1rem;color:var(--color-text)}.cta-section p{color:var(--color-text);opacity:.8;margin-bottom:2rem;max-width:500px;margin-left:auto;margin-right:auto}.cta-section .btn{background:var(--color-text);color:#fff}.cta-section .btn:hover{background:#2d2d4a}@media(max-width:600px){.hero h1{font-size:2.5rem}.profile-card{flex-direction:column;text-align:center}.social-links{justify-content:center}}