:root{--color-primary: #1a2744;--color-primary-light: #2a3f6a;--color-accent: #3b6fb6;--color-text: #1a1a2e;--color-text-light: #555;--color-bg: #ffffff;--color-bg-alt: #f5f7fa;--color-border: #e0e4ea;--color-card-shadow: rgba(0, 0, 0, .08);--font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;--font-heading: "Georgia", "Times New Roman", serif;--space-xs: .5rem;--space-sm: 1rem;--space-md: 1.5rem;--space-lg: 2.5rem;--space-xl: 4rem;--space-2xl: 6rem;--max-width: 1100px}html.dark{--color-primary: #0f1a2e;--color-primary-light: #1c2d4a;--color-accent: #5a9fd4;--color-text: #e0e0e0;--color-text-light: #aaa;--color-bg: #121212;--color-bg-alt: #1a1a2e;--color-border: #2a2a3e;--color-card-shadow: rgba(0, 0, 0, .3)}html:not(.ko) .ko{display:none!important}html.ko .en{display:none!important}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}img{max-width:100%;display:block}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-body);color:var(--color-text);background:var(--color-bg);line-height:1.7;-webkit-font-smoothing:antialiased;transition:background .3s,color .3s}h1,h2,h3,h4{font-family:var(--font-heading);color:var(--color-primary);line-height:1.3}html.dark h1,html.dark h2,html.dark h3,html.dark h4{color:var(--color-text)}h1{font-size:2.25rem}h2{font-size:1.75rem}h3{font-size:1.25rem}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-md)}.section{padding:var(--space-xl) 0}.section:nth-child(2n){background:var(--color-bg-alt)}.section-title{margin-bottom:var(--space-lg);font-size:1.75rem;position:relative;padding-bottom:var(--space-sm)}.section-title:after{content:"";position:absolute;bottom:0;left:0;width:50px;height:3px;background:var(--color-accent)}.view-all{display:inline-block;margin-top:var(--space-md);font-weight:600;color:var(--color-accent)}.site-header[data-astro-cid-3ef6ksr2]{background:var(--color-primary);position:sticky;top:0;z-index:100}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;padding-top:var(--space-sm);padding-bottom:var(--space-sm);gap:var(--space-md)}.logo[data-astro-cid-3ef6ksr2]{font-family:var(--font-heading);font-size:1.5rem;font-weight:700;color:#fff;text-decoration:none;letter-spacing:.02em;flex-shrink:0}.logo[data-astro-cid-3ef6ksr2]:hover{text-decoration:none;opacity:.9}.main-nav[data-astro-cid-3ef6ksr2]{display:flex;gap:var(--space-xs);flex:1;justify-content:center}.nav-link[data-astro-cid-3ef6ksr2]{color:#fffc;text-decoration:none;padding:.4rem .75rem;border-radius:4px;font-size:.9rem;transition:color .2s,background .2s;white-space:nowrap}.nav-link[data-astro-cid-3ef6ksr2]:hover{color:#fff;background:#ffffff1a;text-decoration:none}.nav-link[data-astro-cid-3ef6ksr2].active{color:#fff;background:#ffffff26}.header-controls[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:.4rem;flex-shrink:0}.toggle-btn[data-astro-cid-3ef6ksr2]{background:#ffffff1f;border:1px solid rgba(255,255,255,.2);color:#fff;border-radius:6px;padding:.3rem .6rem;font-size:.8rem;cursor:pointer;transition:background .2s;font-family:var(--font-body);line-height:1}.toggle-btn[data-astro-cid-3ef6ksr2]:hover{background:#ffffff38}.theme-icon-dark[data-astro-cid-3ef6ksr2],html.dark .theme-icon-light[data-astro-cid-3ef6ksr2]{display:none}html.dark .theme-icon-dark[data-astro-cid-3ef6ksr2]{display:inline}.nav-toggle[data-astro-cid-3ef6ksr2]{display:none}.nav-toggle-label[data-astro-cid-3ef6ksr2]{display:none;cursor:pointer;padding:.5rem}.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2],.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]:before,.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]:after{display:block;background:#fff;height:2px;width:24px;border-radius:2px;position:relative;transition:all .3s ease}.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]:before,.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]:after{content:"";position:absolute}.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]:before{top:-7px}.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]:after{top:7px}.nav-toggle[data-astro-cid-3ef6ksr2]:checked~.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]{background:transparent}.nav-toggle[data-astro-cid-3ef6ksr2]:checked~.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]:before{top:0;transform:rotate(45deg)}.nav-toggle[data-astro-cid-3ef6ksr2]:checked~.nav-toggle-label[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]:after{top:0;transform:rotate(-45deg)}@media(max-width:768px){.header-inner[data-astro-cid-3ef6ksr2]{flex-wrap:wrap;justify-content:space-between}.nav-toggle-label[data-astro-cid-3ef6ksr2]{display:block;order:3}.logo[data-astro-cid-3ef6ksr2]{order:1}.header-controls[data-astro-cid-3ef6ksr2]{order:2}.main-nav[data-astro-cid-3ef6ksr2]{order:4;flex-basis:100%;flex-direction:column;gap:0;max-height:0;overflow:hidden;transition:max-height .3s ease}.nav-toggle[data-astro-cid-3ef6ksr2]:checked~.main-nav[data-astro-cid-3ef6ksr2]{max-height:300px}.nav-link[data-astro-cid-3ef6ksr2]{padding:.75rem 0;border-bottom:1px solid rgba(255,255,255,.1)}}.site-footer[data-astro-cid-sz7xmlte]{background:var(--color-primary);color:#ffffffb3;padding:var(--space-md) 0;text-align:center;font-size:.875rem;margin-top:auto}body{display:flex;flex-direction:column;min-height:100vh}main[data-astro-cid-37fxchfa]{flex:1}