:root{--color-bg:#fff;--color-bg-soft:#f4f8f9;--color-ink:#1a2b33;--color-ink-soft:#52646d;--color-brand:#0e8a8a;--color-brand-dark:#0a6767;--color-accent:#f5b800;--color-line:#e2eaec;--color-pro:#0e8a8a;--color-general:#e8890c;--font-sans:-apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Meiryo", sans-serif;--radius:12px;--width-content:720px;--width-wide:1080px}*{box-sizing:border-box}html{font-family:var(--font-sans);color:var(--color-ink);background:var(--color-bg);-webkit-font-smoothing:antialiased;scroll-behavior:smooth;line-height:1.8}body{margin:0}a{color:var(--color-brand-dark);text-decoration:none}a:hover{text-decoration:underline}img{border-radius:8px;max-width:100%;height:auto}h1,h2,h3,h4{font-weight:700;line-height:1.4}.container{width:100%;max-width:var(--width-content);margin-inline:auto;padding-inline:20px}.container-wide{max-width:var(--width-wide)}.site-header{border-bottom:1px solid var(--color-line);background:var(--color-bg);z-index:10;position:sticky;top:0}.site-header .inner{justify-content:space-between;align-items:center;gap:16px;padding-block:14px;display:flex}.brand{color:var(--color-ink);letter-spacing:.02em;align-items:center;gap:8px;font-size:1.25rem;font-weight:800;display:inline-flex}.brand:hover{text-decoration:none}.brand .mark{background:var(--color-brand);color:#fff;border-radius:8px;place-items:center;width:30px;height:30px;font-size:1rem;display:inline-grid}.nav{flex-wrap:wrap;gap:18px;font-size:.92rem;font-weight:600;display:flex}.nav a{color:var(--color-ink-soft)}.nav a:hover{color:var(--color-brand-dark);text-decoration:none}.site-footer{border-top:1px solid var(--color-line);color:var(--color-ink-soft);background:var(--color-bg-soft);margin-top:64px;padding-block:32px;font-size:.88rem}.site-footer .inner{flex-wrap:wrap;justify-content:space-between;gap:16px;display:flex}.badge{border-radius:999px;padding:2px 8px;font-size:.72rem;font-weight:700;line-height:1.6;display:inline-block}.badge-pro{color:var(--color-brand-dark);background:#0e8a8a1f}.badge-general{color:var(--color-general);background:#e8890c24}.card-grid{grid-template-columns:repeat(auto-fill,minmax(272px,1fr));gap:24px;display:grid}.card{border:1px solid var(--color-line);border-radius:var(--radius);background:var(--color-bg);flex-direction:column;transition:box-shadow .18s,transform .18s,border-color .18s;display:flex;overflow:hidden}.card:hover{border-color:#0000;transform:translateY(-3px);box-shadow:0 12px 32px #0e8a8a24}.card-thumb{aspect-ratio:16/9;background:var(--color-bg-soft);display:block;overflow:hidden}.card-thumb img{object-fit:cover;border-radius:0;width:100%;height:100%;transition:transform .3s}.card:hover .card-thumb img{transform:scale(1.04)}.card-thumb-ph{color:#fff;background:linear-gradient(135deg,#0e8a8a 0%,#0a6767 100%);flex-direction:column;justify-content:center;align-items:center;gap:8px;width:100%;height:100%;display:flex}.lane-general .card-thumb-ph{background:linear-gradient(135deg,#f0a936 0%,#e8890c 100%)}.card-thumb-ph .ph-mark{background:#ffffff2e;border-radius:12px;place-items:center;width:44px;height:44px;font-size:1.4rem;font-weight:800;display:grid}.card-thumb-ph .ph-cat{letter-spacing:.04em;opacity:.95;font-size:.9rem;font-weight:700}.card-body{flex-direction:column;flex:1;gap:8px;padding:16px 18px 18px;display:flex}.card-body .badge{align-self:flex-start}.card h3{margin:0;font-size:1.04rem;line-height:1.5}.card h3 a{color:var(--color-ink)}.card h3 a:hover{color:var(--color-brand-dark);text-decoration:none}.card-excerpt{color:var(--color-ink-soft);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:.86rem;line-height:1.7;display:-webkit-box;overflow:hidden}.card-date{color:var(--color-ink-soft);margin-top:auto;padding-top:4px;font-size:.78rem}.post-body{font-size:1.02rem}.post-body h2{border-bottom:2px solid var(--color-line);margin-top:2.2em;padding-bottom:.3em;font-size:1.4rem}.post-body h3{color:var(--color-brand-dark);margin-top:1.8em;font-size:1.15rem}.post-body img{margin:1.5em auto;display:block}.post-body table{border-collapse:collapse;width:100%;margin:1.5em 0;font-size:.92rem}.post-body th,.post-body td{border:1px solid var(--color-line);padding:8px 10px}.post-body th{background:var(--color-bg-soft)}.post-body blockquote{border-left:4px solid var(--color-accent);color:var(--color-ink-soft);background:var(--color-bg-soft);margin-inline:0;padding:4px 16px}.legacy-banner{border-radius:var(--radius);color:#6b5310;background:#fff7e0;border:1px solid #f0d68a;align-items:flex-start;gap:10px;margin-bottom:28px;padding:12px 16px;font-size:.88rem;display:flex}.hero{color:#fff;background:linear-gradient(135deg,#0e8a8a 0%,#0a6767 100%);padding:56px 0}.hero h1{margin:0 0 12px;font-size:2rem}.hero p{opacity:.95;max-width:40em;margin:0;font-size:1.05rem}.hero .lanes{flex-wrap:wrap;gap:12px;margin-top:24px;display:flex}.hero .lane-chip{color:#fff;background:#ffffff26;border:1px solid #ffffff4d;border-radius:999px;padding:6px 16px;font-size:.9rem;font-weight:600}.hero .lane-chip:hover{background:#ffffff47;text-decoration:none}.section-head{justify-content:space-between;align-items:baseline;margin:48px 0 20px;display:flex}.section-head h2{margin:0;font-size:1.4rem}@media (width<=640px){.hero h1{font-size:1.6rem}.nav{gap:12px;font-size:.85rem}}