:root,[data-theme=light]{--bg: #f5f2ec;--bg-subtle: #ede9e1;--surface: #ffffff;--surface-alt: #faf8f5;--text: #2c2a25;--text-secondary: #6b6560;--text-muted: #9a948c;--border: #ddd7cd;--border-light:#ece7df;--primary: #2d5a7b;--primary-soft:#e4eef5;--accent: #c8553d;--accent-soft: #fceee9;--success: #3a7d44;--success-soft:#e6f3e8;--warn: #c77b1e;--warn-soft: #fef4e4;--header-bg: rgba(245, 242, 236, .85);--card-shadow: 0 1px 3px rgba(44, 42, 37, .06);--card-shadow-hover: 0 12px 40px rgba(44, 42, 37, .12);--dot-color: rgba(44, 42, 37, .06);--font-display: "Shippori Mincho", "游明朝", "YuMincho", serif;--font-body: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace}[data-theme=dark]{--bg: #1a1916;--bg-subtle: #23211d;--surface: #2a2824;--surface-alt: #302e29;--text: #e5e0d8;--text-secondary: #a09a90;--text-muted: #706a60;--border: #3a3630;--border-light:#302e29;--primary: #6baed6;--primary-soft: rgba(107, 174, 214, .12);--accent: #e07a5f;--accent-soft: rgba(224, 122, 95, .12);--success: #6abf73;--success-soft: rgba(106, 191, 115, .12);--warn: #e6a84d;--warn-soft: rgba(230, 168, 77, .12);--header-bg: rgba(26, 25, 22, .88);--card-shadow: 0 1px 3px rgba(0, 0, 0, .2);--card-shadow-hover: 0 12px 40px rgba(0, 0, 0, .35);--dot-color: rgba(255, 255, 255, .04)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-body);background-color:var(--bg);color:var(--text);line-height:1.7;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;background-image:radial-gradient(circle,var(--dot-color) 1px,transparent 1px);background-size:24px 24px;transition:background-color .4s ease,color .4s ease}body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:9999;opacity:.018;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-repeat:repeat;background-size:256px}[data-theme=dark] body:before{opacity:.035}h1,h2,h3,h4,h5,h6{color:var(--text);line-height:1.3}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.container{max-width:1200px;margin:0 auto;padding:0 2rem}@media(max-width:720px){.container{padding:0 1.5rem}}.site-header[data-astro-cid-sckkx6r4]{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--header-bg);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);border-bottom:1px solid var(--border-light);transition:background-color .4s ease,border-color .4s ease}.site-header[data-astro-cid-sckkx6r4].scrolled{border-bottom-color:var(--border)}.header-inner[data-astro-cid-sckkx6r4]{display:flex;align-items:center;height:60px;gap:1rem}.site-logo[data-astro-cid-sckkx6r4]{display:flex;align-items:center;gap:.6rem;flex-shrink:0;text-decoration:none;transition:opacity .2s}.site-logo[data-astro-cid-sckkx6r4]:hover{opacity:.7;text-decoration:none}.logo-mark[data-astro-cid-sckkx6r4]{font-family:var(--font-display);font-size:1.35rem;font-weight:800;color:var(--accent);line-height:1}.logo-text[data-astro-cid-sckkx6r4]{font-family:var(--font-mono);font-size:.9rem;font-weight:500;color:var(--text);letter-spacing:-.02em}.header-nav[data-astro-cid-sckkx6r4]{display:flex;align-items:center;gap:2rem;margin-left:auto}.header-nav[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]{font-family:var(--font-mono);font-size:.8rem;color:var(--text-secondary);letter-spacing:.02em;text-decoration:none;transition:color .2s;position:relative}.header-nav[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:1.5px;background:var(--accent);transition:width .3s ease}.header-nav[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]:hover{color:var(--text);text-decoration:none}.header-nav[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]:hover:after{width:100%}.theme-toggle[data-astro-cid-sckkx6r4]{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid var(--border);border-radius:50%;background:var(--surface);cursor:pointer;font-size:.85rem;color:var(--text-secondary);transition:all .25s ease;margin-left:.5rem;flex-shrink:0}.theme-toggle[data-astro-cid-sckkx6r4]:hover{border-color:var(--accent);color:var(--accent);transform:rotate(180deg)}[data-astro-cid-sckkx6r4][data-theme=light] .theme-icon-dark[data-astro-cid-sckkx6r4],[data-astro-cid-sckkx6r4][data-theme=dark] .theme-icon-light[data-astro-cid-sckkx6r4]{display:none}.hamburger[data-astro-cid-sckkx6r4]{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:36px;height:36px;border:none;background:transparent;cursor:pointer;padding:0;flex-shrink:0}.hamburger[data-astro-cid-sckkx6r4] span[data-astro-cid-sckkx6r4]{display:block;width:20px;height:1.5px;background:var(--text);transition:all .3s ease;transform-origin:center}.hamburger[data-astro-cid-sckkx6r4].active span[data-astro-cid-sckkx6r4]:nth-child(1){transform:translateY(6.5px) rotate(45deg)}.hamburger[data-astro-cid-sckkx6r4].active span[data-astro-cid-sckkx6r4]:nth-child(2){opacity:0}.hamburger[data-astro-cid-sckkx6r4].active span[data-astro-cid-sckkx6r4]:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}.mobile-menu[data-astro-cid-sckkx6r4]{position:fixed;inset:0;z-index:99;background:var(--bg);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .35s ease}.mobile-menu[data-astro-cid-sckkx6r4].active{opacity:1;pointer-events:auto}.mobile-nav[data-astro-cid-sckkx6r4]{display:flex;flex-direction:column;align-items:center;gap:2.5rem}.mobile-nav[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]{font-family:var(--font-display);font-size:1.6rem;color:var(--text);text-decoration:none;transition:color .2s}.mobile-nav[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]:hover{color:var(--accent);text-decoration:none}@media(max-width:720px){.header-nav[data-astro-cid-sckkx6r4]{display:none}.hamburger[data-astro-cid-sckkx6r4]{display:flex}}main[data-astro-cid-sckkx6r4]{flex:1;padding-top:60px}.site-footer[data-astro-cid-sckkx6r4]{margin-top:auto;padding:3rem 0;border-top:1px solid var(--border);background:var(--bg-subtle)}.footer-inner[data-astro-cid-sckkx6r4]{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1.5rem}.footer-logo[data-astro-cid-sckkx6r4]{font-family:var(--font-display);font-size:1rem;font-weight:700;color:var(--text);display:block;margin-bottom:.25rem}.footer-copy[data-astro-cid-sckkx6r4]{font-size:.75rem;color:var(--text-muted)}.footer-links[data-astro-cid-sckkx6r4]{display:flex;gap:1.5rem}.footer-links[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]{font-family:var(--font-mono);font-size:.78rem;color:var(--text-muted);text-decoration:none;transition:color .2s}.footer-links[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]:hover{color:var(--accent);text-decoration:none}@media(max-width:720px){.footer-inner[data-astro-cid-sckkx6r4]{flex-direction:column;align-items:flex-start}}