:root{--bg: #fdfcf8;--surface: #ffffff;--text: #21242b;--muted: #737a87;--line: #eae7e0;--rei: #2e63ad;--rei-soft: #ecf3fc;--momo: #ff7a1a;--momo-soft: #fff1e4;--accent: #e0192e;--accent2: #ff8a00;--accent-dark: #b30f22;--sun: #ffc400;--ok: #1d7a4f;--ok-soft: #eaf6ef;--warn: #a05a00;--warn-soft: #fdf4e3;--radius: 18px;--maxw: 1080px;--shadow-sm: 0 2px 10px rgba(35, 30, 20, .06);--shadow-md: 0 10px 30px rgba(35, 30, 20, .1);--font-body: "Zen Kaku Gothic New", -apple-system, "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;--font-disp: "Outfit", "Zen Kaku Gothic New", sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);line-height:1.9;font-family:var(--font-body);-webkit-font-smoothing:antialiased}body:before{content:"";display:block;height:6px;background:linear-gradient(90deg,var(--accent) 0 40%,var(--accent2) 40% 70%,var(--sun) 70% 100%)}#progress{position:fixed;top:0;left:0;height:6px;width:0;background:linear-gradient(90deg,var(--accent),var(--accent2),var(--sun));z-index:100;transition:width .1s linear;box-shadow:0 0 8px #e0192e66}img{max-width:100%;height:auto;display:block}a{color:inherit}.site-header{background:#ffffffdb;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:0;position:sticky;top:0;z-index:50}.site-header .header-inner,.site-header{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.site-header{max-width:none;padding:16px max(22px,calc((100% - var(--maxw)) / 2)) 12px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none}.brand-mark{font-size:1.5rem}.brand-name{font-size:1.3rem;font-weight:900;letter-spacing:.04em}.brand-tag{color:var(--muted);font-size:.8rem;font-weight:500}.site-nav{flex-basis:100%;display:flex;flex-wrap:wrap;gap:6px;padding:8px 0 2px;font-size:.82rem}.site-nav a{color:var(--text);text-decoration:none;font-weight:700;padding:4px 13px;border-radius:999px;border:1px solid transparent;transition:all .15s}.site-nav a:hover{color:var(--accent);border-color:var(--accent);background:#fff}.site-footer{background:var(--surface);border-top:1px solid var(--line);margin-top:70px;padding:30px max(22px,calc((100% - var(--maxw)) / 2)) 40px;color:var(--muted);font-size:.85rem}.footer-nav{display:flex;gap:18px;margin-bottom:10px}.footer-nav a{color:var(--muted);font-weight:600}.footer-nav a:hover{color:var(--accent)}.site-footer .fine{font-size:.76rem;opacity:.85}main{max-width:var(--maxw);margin:0 auto;padding:0 22px}.hero-intro{padding:44px 0 10px}.hero-intro.compact{padding:26px 0 0}.hero-intro h1{font-size:clamp(1.9rem,4.5vw,2.6rem);line-height:1.4;margin:0 0 14px;font-weight:900;letter-spacing:.01em}.hero-intro.compact h1{font-size:1.5rem}.hero-intro h1 em,.hero-intro h1{font-style:normal}.hero-intro>h1{background:linear-gradient(transparent 72%,rgba(245,179,1,.45) 72% 94%,transparent 94%);display:inline-block}.hero-intro p{color:var(--muted);margin:0;max-width:640px;font-weight:500}.cat-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.chip{--chip-c: var(--accent);font-size:.82rem;font-weight:800;text-decoration:none;color:var(--chip-c);background:var(--surface);border:2px solid var(--chip-c);border-radius:999px;padding:5px 16px;box-shadow:var(--shadow-sm);transition:all .15s}.cat-chips .chip:nth-child(7n+1){--chip-c: #e0192e}.cat-chips .chip:nth-child(7n+2){--chip-c: #ff7a1a}.cat-chips .chip:nth-child(7n+3){--chip-c: #0ea56f}.cat-chips .chip:nth-child(7n+4){--chip-c: #2e63ad}.cat-chips .chip:nth-child(7n+5){--chip-c: #b3488f}.cat-chips .chip:nth-child(7n+6){--chip-c: #b8860b}.cat-chips .chip:nth-child(7n+7){--chip-c: #d24a12}.chip:hover{color:#fff;background:var(--chip-c);transform:translateY(-2px)}.empty-note{color:var(--muted);padding:30px 0}.post-grid{display:grid;gap:26px;grid-template-columns:1fr;padding:30px 0 10px}@media(min-width:640px){.post-grid{grid-template-columns:1fr 1fr}}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.card img{aspect-ratio:1.9 / 1;object-fit:cover;transition:transform .3s ease}.card:hover img{transform:scale(1.03)}.card-body{padding:16px 19px 20px}.card-body h2{font-size:1.08rem;line-height:1.55;margin:9px 0 6px;font-weight:800}.card-body p{color:var(--muted);font-size:.88rem;margin:0}.card-meta{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.78rem}.card-cat{display:inline-block;font-size:.7rem;font-weight:800;color:#fff;background:var(--accent);border-radius:999px;padding:2px 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2px;font-weight:900;letter-spacing:.01em}.post-layout{display:grid;grid-template-columns:1fr;gap:34px;margin-top:24px}@media(min-width:980px){.post-layout{grid-template-columns:minmax(0,1fr) 300px;align-items:start}}.col-main{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px clamp(18px,4vw,44px) 40px;box-shadow:var(--shadow-sm)}.static-page{max-width:700px;margin:30px auto}.static-page h1{font-size:1.6rem;font-weight:900}.static-page h2{font-size:1.2rem;border-left:5px solid var(--accent);padding-left:12px;margin-top:36px;font-weight:800}.points-box{background:linear-gradient(135deg,#fff8ec,#fff);border:1px solid #f3e3c0;border-radius:14px;padding:18px 22px 10px;margin:0 0 26px;box-shadow:var(--shadow-sm)}.points-box .pb-title{font-size:.95rem;margin:0 0 8px;color:var(--accent-dark);font-weight:900;letter-spacing:.06em}.points-box .pb-title:before{content:"🏁 "}.points-box ul{margin:0 0 10px;padding-left:1.15em}.points-box li{margin:7px 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.15s}.rel-card:hover{border-color:var(--accent);background:#fff;box-shadow:var(--shadow-sm)}.rel-reason{display:block;font-size:.78rem;color:var(--muted);margin-bottom:3px}.rel-title{display:block;font-weight:800}.tags{display:flex;flex-wrap:wrap;gap:8px;margin:26px 0 0}.tag{font-size:.8rem;color:var(--muted);background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:4px 13px;text-decoration:none;font-weight:600}a.tag:hover{color:var(--accent);border-color:var(--accent);background:#fff}.tag-cloud{padding:26px 0}.tag-count{margin-left:6px;font-size:.72rem;opacity:.7;font-family:var(--font-disp)}.back-link{display:inline-block;margin-top:30px;color:var(--accent);font-weight:800;text-decoration:none}.back-link:hover{text-decoration:underline}.rail{display:none}@media(min-width:980px){.rail{display:block;position:sticky;top:22px}}.rail-card{background:var(--surface);border:1.5px solid #f3d9c0;border-radius:var(--radius);padding:22px 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scale(1)}@media(prefers-reduced-motion:reduce){.reveal,.talk.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}#progress{transition:none}}.code-callout .rail-note{display:block;margin:12px auto 0;width:fit-content;font-size:.68rem;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:2px 10px}.home-hero{position:relative;max-width:var(--maxw);margin:22px auto 0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md)}.home-hero img{width:100%;aspect-ratio:21 / 10;object-fit:cover;object-position:50% 32%}@media(max-width:640px){.home-hero img{aspect-ratio:16 / 11}}.home-hero .hh-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:clamp(18px,4vw,40px);background:linear-gradient(180deg,transparent 45%,rgba(10,8,14,.62) 100%)}.home-hero h1{margin:0;color:#fff;font-size:clamp(1.5rem,4.2vw,2.5rem);font-weight:900;line-height:1.35;letter-spacing:.02em;text-shadow:0 2px 14px rgba(0,0,0,.55)}.home-hero .hh-overlay p{margin:8px 0 0;color:#ffffffeb;font-size:clamp(.82rem,1.8vw,1rem);font-weight:700;text-shadow:0 1px 8px rgba(0,0,0,.6)}.home-intro{padding-top:20px}.embed{margin:28px auto;max-width:560px}.embed-yt{position:relative;aspect-ratio:16 / 9;border-radius:14px;overflow:hidden;box-shadow:var(--shadow-md);max-width:640px}.embed-yt iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.embed-x{display:flex;justify-content:center}.astro-route-announcer{position:absolute;left:0;top:0;clip:rect(0 0 0 0);clip-path:inset(50%);overflow:hidden;white-space:nowrap;width:1px;height:1px}