*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:noto serif,noto serif kr,noto serif jp,noto serif sc,noto serif hebrew,Georgia,times new roman,serif;line-height:1.8;color:#1a1a1a;background:#fff}a{color:#1a1a1a;text-decoration:underline;text-underline-offset:.15em}a:hover{color:#555}img{max-width:100%;height:auto}main,.site-footer{position:relative;z-index:1}.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid #e5e5e5}.site-header-inner{max-width:720px;margin:0 auto;padding:.75rem 1.5rem;display:flex;align-items:center;gap:2rem}.site-logo{display:flex;align-items:center;gap:.4rem;font-size:1.3rem;font-weight:700;color:#1a1a1a;letter-spacing:.12em;text-decoration:none}.site-nav{display:flex;align-items:center;gap:1.5rem;flex:1}.site-nav>a,.nav-dropdown-toggle{font-size:.85rem;color:#666;text-decoration:none;transition:color .2s;background:0 0;border:none;cursor:pointer;font-family:inherit;padding:0}.site-nav>a:hover,.site-nav>a.active,.nav-dropdown-toggle:hover{color:#1a1a1a}.nav-dropdown{position:relative}.nav-arrow{font-size:.65em;margin-left:.2em}.nav-dropdown-menu{display:none;position:absolute;top:100%;left:50%;transform:translateX(-50%);padding-top:.5rem;list-style:none;background:rgba(255,255,255,.98);backdrop-filter:blur(8px);border:1px solid #e5e5e5;border-radius:6px;padding:.5rem 0;min-width:140px;z-index:110;box-shadow:0 4px 12px rgba(0,0,0,8%)}.nav-dropdown:hover .nav-dropdown-menu{display:block}.nav-dropdown-menu li a{display:block;padding:.45rem 1.2rem;font-size:.85rem;color:#666;text-decoration:none;white-space:nowrap;transition:color .15s,background .15s}.nav-dropdown-menu li a:hover{color:#1a1a1a;background:#f5f5f5}.site-lang-link{display:flex;align-items:center;text-decoration:none;color:#999;font-size:.8rem;transition:color .2s}.site-lang-link:hover{color:#1a1a1a}.site-lang-code{font-weight:600;letter-spacing:.05em}.nav-toggle{display:none;flex-direction:column;gap:4px;background:0 0;border:none;cursor:pointer;padding:4px;margin-left:auto}.nav-toggle span{display:block;width:20px;height:2px;background:#666;transition:transform .2s,opacity .2s}.nav-toggle.open span:nth-child(1){transform:translateY(6px)rotate(45deg)}.nav-toggle.open span:nth-child(2){opacity:0}.nav-toggle.open span:nth-child(3){transform:translateY(-6px)rotate(-45deg)}.nav-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.3);z-index:90}.nav-overlay.open{display:block}.site-footer{padding:2rem 0;text-align:center;border-top:1px solid #e5e5e5}.site-footer-inner{max-width:720px;margin:0 auto;padding:0 1.5rem}.site-footer p{font-size:.8rem;color:#999}.site-footer a{color:#999}.site-footer a:hover{color:#1a1a1a}.content-wrap{max-width:720px;margin:0 auto;padding:6rem 1.5rem 3rem}.content-wrap h1{font-size:2rem;color:#1a1a1a;margin-bottom:1.5rem}.section-divider{border:none;border-top:1px solid #e5e5e5;margin:2rem 0}.post-item{margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid #eee}.post-item-body{flex:1;min-width:0}.post-item h2,.post-item h3,.post-item h4{font-size:1.15rem;margin-bottom:.4rem}.post-item h2 a,.post-item h3 a,.post-item h4 a{color:#1a1a1a;text-decoration:none}.post-item h2 a:hover,.post-item h3 a:hover,.post-item h4 a:hover{color:#555}.post-category-label{display:block;font-size:.75rem;color:#999;letter-spacing:.05em;margin-bottom:.2rem}.post-item p{font-size:.9rem;color:#666}.post-item time{font-size:.8rem;color:#999}.hero{padding:10rem 1.5rem 4rem;text-align:center;border-bottom:1px solid #e5e5e5}.hero-title{font-size:2.2rem;font-weight:700;color:#1a1a1a;margin-bottom:1.5rem;line-height:1.4}.hero-sub{font-size:1.05rem;color:#666;max-width:600px;margin:0 auto;line-height:1.8}.why-series{padding:3rem 0 2rem}.why-series h2{font-size:1.5rem;color:#1a1a1a;margin-bottom:2rem}.subsection-title{font-size:1.2rem;color:#1a1a1a;margin:2.5rem 0 1rem;padding-bottom:.5rem;border-bottom:1px solid #ddd}.subsection-title a{color:inherit;text-decoration:none}.subsection-title a:hover{color:#555}.homepage-content{padding-top:8rem}.featured-articles{margin-top:3rem;display:flex;flex-direction:column;gap:1px;border:1px solid #e5e5e5;border-radius:6px;overflow:hidden}.featured-item{display:block;padding:1.1rem 1.4rem;text-decoration:none;background:#fafafa;transition:background .15s}.featured-item+.featured-item{border-top:1px solid #e5e5e5}.featured-item:hover{background:#f0f0f0}.featured-title{display:block;font-size:.95rem;font-weight:600;color:#1a1a1a;margin-bottom:.25rem}.featured-summary{display:block;font-size:.82rem;color:#888;line-height:1.5}.cta-wrap{text-align:center;margin-top:3rem;padding-top:2rem}.cta-button{display:inline-block;padding:.75rem 2.5rem;font-size:1rem;font-family:inherit;color:#1a1a1a;border:1px solid #1a1a1a;border-radius:4px;text-decoration:none;transition:background .2s,color .2s}.cta-button:hover{background:#1a1a1a;color:#fff}.post-header{margin-bottom:2rem}.post-category{display:inline-block;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:#999;text-decoration:none;margin-bottom:.5rem}.post-meta{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.post-header time{display:inline-block;font-size:.8rem;color:#999}.post-author{font-size:.8rem;color:#999}.post-author a{color:#666;text-decoration:none;transition:color .2s}.post-author a:hover{color:#1a1a1a}.post-header time.lastmod{margin-left:1rem;font-style:italic}.tags{margin-top:.75rem;display:flex;flex-wrap:wrap;gap:.5rem}.tags a{font-size:.75rem;color:#666;background:#f5f5f5;padding:.2rem .6rem;border-radius:3px;text-decoration:none;transition:color .2s,background .2s}.tags a:hover{color:#1a1a1a;background:#eee}.post-content{line-height:1.9}.post-content h2{font-size:1.35rem;color:#1a1a1a;margin:2.5rem 0 1rem;padding-bottom:.3rem;border-bottom:1px solid #e5e5e5}.post-content h3{font-size:1.1rem;color:#333;margin:2rem 0 .75rem}.post-content h4{font-size:1rem;color:#444;margin:1.5rem 0 .5rem}.post-content p{margin-bottom:1rem}.post-content blockquote{border-left:3px solid #ddd;padding:.5rem 1rem;margin:1.5rem 0;color:#666;font-style:italic}.post-content pre{background:#f8f8f8;border:1px solid #e5e5e5;border-radius:4px;padding:1rem;overflow-x:auto;margin:1.5rem 0;font-size:.85rem}.post-content code{font-family:sf mono,fira code,fira mono,Menlo,monospace;font-size:.85em}.post-content p code,.post-content li code{background:#f5f5f5;padding:.15em .4em;border-radius:3px}.post-content table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.9rem;overflow-x:auto;display:block}.post-content th{text-align:left;padding:.6rem .8rem;border-bottom:2px solid #ddd;color:#666;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;white-space:nowrap}.post-content td{padding:.6rem .8rem;border-bottom:1px solid #eee}.post-content ul,.post-content ol{padding-left:1.5rem;margin-bottom:1rem}.post-content li{margin-bottom:.3rem}.post-content strong{font-weight:700}.post-content hr{border:none;border-top:1px solid #e5e5e5;margin:2rem 0}.languages-page{max-width:720px;margin:0 auto;padding:6rem 1.5rem 3rem}.languages-page h1{font-size:2rem;color:#1a1a1a;margin-bottom:2rem}.lang-list{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem}.lang-list li a{display:block;padding:1rem 1.5rem;background:#fff;border:1px solid #e5e5e5;border-radius:6px;text-decoration:none;color:#1a1a1a;font-size:1rem;transition:border-color .2s,background .2s}.lang-list li a:hover{border-color:#999;background:#fafafa}.lang-list li.current a{border-color:#1a1a1a;font-weight:700}.error-page{max-width:720px;margin:0 auto;padding:10rem 1.5rem 5rem;text-align:center}.error-page h1{font-size:6rem;font-weight:700;color:#1a1a1a;margin-bottom:1rem}.error-page p{font-size:1.2rem;color:#666;margin-bottom:2rem}.error-page a{display:inline-block;padding:.6rem 1.6rem;color:#1a1a1a;border:1px solid #1a1a1a;border-radius:4px;text-decoration:none;transition:background .2s,color .2s}.error-page a:hover{background:#1a1a1a;color:#fff}[dir=rtl] .site-header-inner{flex-direction:row-reverse}[dir=rtl] .site-nav{flex-direction:row-reverse}[dir=rtl] .post-header time.lastmod{margin-left:0;margin-right:1rem}[dir=rtl] .tags{direction:rtl}[dir=rtl] .post-content blockquote{border-left:none;border-right:3px solid #ddd;padding:.5rem 1rem .5rem 0}[dir=rtl] .post-content ul,[dir=rtl] .post-content ol{padding-left:0;padding-right:1.5rem}[dir=rtl] .post-content th{text-align:right}[dir=rtl] .nav-arrow{margin-left:0;margin-right:.2em}[dir=rtl] .nav-dropdown-menu{left:50%;transform:translateX(-50%)}@media(max-width:768px){.hero{padding:6rem 1rem 3rem}.hero-title{font-size:1.6rem}.hero-sub{font-size:.95rem}.site-header-inner{gap:1rem}.site-nav{gap:1rem}.nav-toggle{display:flex}.site-nav{position:fixed;top:0;right:-280px;width:280px;height:100vh;flex-direction:column;background:#fff;border-left:1px solid #e5e5e5;padding:4rem 1.5rem 2rem;gap:.5rem;z-index:95;transition:right .3s ease}.site-nav.open{right:0}.site-nav>a,.nav-dropdown-toggle{font-size:1rem;padding:.5rem 0;width:100%;text-align:left}.nav-dropdown{width:100%}.nav-dropdown-menu{display:none;position:static;transform:none;background:0 0;backdrop-filter:none;border:none;box-shadow:none;padding:0 0 0 1rem;min-width:0}.nav-dropdown.open .nav-dropdown-menu{display:block}.nav-dropdown:hover .nav-dropdown-menu{display:none}.nav-dropdown.open:hover .nav-dropdown-menu{display:block}.nav-dropdown-menu li a{padding:.35rem 0;font-size:.95rem}[dir=rtl] .site-nav>a,[dir=rtl] .nav-dropdown-toggle{text-align:right}[dir=rtl] .nav-dropdown-menu{padding:0 1rem 0 0}[dir=rtl] .site-nav{right:auto;left:-280px;border-left:none;border-right:1px solid #e5e5e5}[dir=rtl] .site-nav.open{left:0}.lang-list{grid-template-columns:repeat(2,1fr)}}@media(max-width:480px){.hero-title{font-size:1.4rem}.lang-list{grid-template-columns:1fr 1fr}}