:root{--accent: #0f766e;--accent-strong: #0d5f58;--accent-weak: #e6f2f0;--text: #1f2937;--text-weak: #6b7280;--border: #e5e7eb;--bg: #ffffff;--max-width: 42rem;--max-width-wide: 72rem;--c-basic: #0f766e;--c-basic-bg: #e6f2f0;--c-method: #2563eb;--c-method-bg: #e8eefc;--c-story: #d97706;--c-story-bg: #fdf1e0;--c-risk: #dc2626;--c-risk-bg: #fdeaea;--c-money: #7c3aed;--c-money-bg: #f1eafd;--c-other: #6b7280;--c-other-bg: #f3f4f6;--radius: 14px;--shadow-sm: 0 1px 3px rgba(15, 23, 42, .06);--shadow-lg: 0 12px 28px rgba(15, 23, 42, .12)}*{box-sizing:border-box}html{font-size:16px}body{margin:0;color:var(--text);background:var(--bg);font-family:Hiragino Kaku Gothic ProN,Hiragino Sans,BIZ UDPGothic,Meiryo,system-ui,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:3px}a:hover{opacity:.8}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.25rem}.container-wide{max-width:var(--max-width-wide)}.site-header{border-bottom:1px solid var(--border);position:sticky;top:0;background:#ffffffeb;backdrop-filter:blur(8px);z-index:10}.site-header .container{max-width:var(--max-width-wide);display:flex;flex-wrap:wrap;align-items:baseline;gap:.5rem 1.5rem;padding-top:1.1rem;padding-bottom:1.1rem}.site-title{font-size:1.25rem;font-weight:700;margin:0}.site-title a{color:var(--text);text-decoration:none}.site-title a:hover{color:var(--accent)}.site-nav{margin-left:auto;display:flex;gap:1.1rem;font-size:.92rem}.site-nav a{color:var(--text-weak);text-decoration:none}.site-nav a:hover{color:var(--accent)}main{padding:2.5rem 0 5rem}h1{font-size:1.7rem;line-height:1.5;margin:0 0 1rem}h2{font-size:1.25rem;line-height:1.5;margin:2.5em 0 1em;padding:.35em .7em;border-left:4px solid var(--accent);background:var(--accent-weak);border-radius:3px}h3{font-size:1.05rem;margin:2em 0 .8em}article img{max-width:100%;height:auto}blockquote{margin:1.5em 0;padding:.7em 1em;border-left:3px solid var(--border);color:var(--text-weak);background:#fafafa;font-size:.92rem}table{border-collapse:collapse;width:100%;margin:1.5em 0;font-size:.92rem;display:block;overflow-x:auto}th,td{border:1px solid var(--border);padding:.5em .8em;text-align:left}th{background:var(--accent-weak)}hr{border:none;border-top:1px solid var(--border);margin:2.5em 0}code{background:#f3f4f6;padding:.15em .4em;border-radius:3px;font-size:.9em}.post-meta{color:var(--text-weak);font-size:.88rem;display:flex;gap:1em;align-items:center;margin-bottom:2rem}.category-badge{display:inline-block;background:var(--accent-weak);color:var(--accent);font-size:.8rem;padding:.1em .7em;border-radius:999px;text-decoration:none}.post-list{list-style:none;padding:0;margin:0}.post-list li{border-bottom:1px solid var(--border);padding:1.2rem 0}.post-list .title{font-size:1.08rem;font-weight:600;text-decoration:none;color:var(--text);display:block;margin-bottom:.3rem}.post-list .title:hover{color:var(--accent)}.post-list .meta{font-size:.85rem;color:var(--text-weak);display:flex;gap:.8em;align-items:center}.post-list .desc{font-size:.9rem;color:var(--text-weak);margin:.4rem 0 0}.hero{position:relative;overflow:hidden;border-radius:20px;padding:3.5rem 2rem 3.25rem;margin-bottom:3.5rem;text-align:center;background:radial-gradient(ellipse 80% 70% at 15% 0%,rgba(15,118,110,.12),transparent 60%),radial-gradient(ellipse 70% 60% at 90% 100%,rgba(37,99,235,.08),transparent 55%),linear-gradient(160deg,#f6fbfa,#fff 55%,#f4f7fb);border:1px solid var(--border)}.hero-chart{position:absolute;inset:auto 0 0;width:100%;height:55%;opacity:.5;pointer-events:none}.hero-inner{position:relative;max-width:46rem;margin:0 auto}.hero-eyebrow{display:inline-block;font-size:.82rem;font-weight:600;letter-spacing:.08em;color:var(--accent);background:var(--accent-weak);padding:.25em 1em;border-radius:999px;margin:0 0 1.2rem}.hero-title{font-size:clamp(1.6rem,4vw,2.5rem);line-height:1.45;margin:0 0 1.2rem;letter-spacing:.01em}.hero-title .t-light{font-weight:500;color:#374151}.hero-title .t-brand{font-weight:800;color:var(--accent)}.hero-title .t-strong{font-weight:800}.hero-lead{color:var(--text-weak);font-size:1rem;line-height:1.8;max-width:38rem;margin:0 auto 2rem}.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:.9rem}.btn-primary{display:inline-flex;align-items:center;gap:.5em;background:var(--accent);color:#fff;text-decoration:none;font-weight:700;font-size:1rem;padding:.85em 2em;border-radius:999px;box-shadow:0 6px 18px #0f766e59;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}.btn-primary:hover{background:var(--accent-strong);transform:translateY(-2px);box-shadow:0 10px 24px #0f766e66;opacity:1}.btn-secondary{display:inline-flex;align-items:center;gap:.4em;color:var(--accent);text-decoration:none;font-weight:600;font-size:.95rem;padding:.85em 1.4em;border-radius:999px;border:1.5px solid var(--accent);background:#ffffffb3;transition:background .2s ease,transform .2s ease}.btn-secondary:hover{background:var(--accent-weak);transform:translateY(-2px);opacity:1}.section-head{display:flex;align-items:baseline;gap:1rem;margin:0 0 1.2rem}.section-head h2{background:none;border:none;padding:0;margin:0;font-size:1.4rem;font-weight:700}.section-head .count{color:var(--text-weak);font-size:.88rem}.filter-bar{display:flex;flex-wrap:wrap;gap:.6rem;margin:0 0 2rem}.filter-pill{appearance:none;cursor:pointer;font-family:inherit;font-size:.88rem;font-weight:600;color:var(--text-weak);background:#fff;border:1.5px solid var(--border);border-radius:999px;padding:.45em 1.2em;transition:all .18s ease}.filter-pill:hover{border-color:var(--accent);color:var(--accent)}.filter-pill.is-active{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 4px 12px #0f766e4d}.filter-pill .n{font-weight:400;opacity:.75;font-size:.82em;margin-left:.3em}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.75rem;margin:0 0 3rem}@media(max-width:960px){.card-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.card-grid{grid-template-columns:1fr}}.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .22s ease,box-shadow .22s ease}.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.post-card.is-hidden{display:none}.card-thumb{position:relative;height:150px;display:flex;align-items:center;justify-content:center}.card-thumb svg{position:absolute;inset:0;width:100%;height:100%}.card-thumb .thumb-label{position:relative;font-size:1.05rem;font-weight:700;color:#fff;letter-spacing:.06em;text-shadow:0 1px 6px rgba(0,0,0,.18)}.thumb--basic{background:linear-gradient(135deg,#0f766e,#14b8a6)}.thumb--method{background:linear-gradient(135deg,#1d4ed8,#60a5fa)}.thumb--story{background:linear-gradient(135deg,#c2600a,#fbbf24)}.thumb--risk{background:linear-gradient(135deg,#b91c1c,#f87171)}.thumb--money{background:linear-gradient(135deg,#6d28d9,#a78bfa)}.thumb--other{background:linear-gradient(135deg,#4b5563,#9ca3af)}.card-body{display:flex;flex-direction:column;flex:1;padding:1.15rem 1.25rem 1.1rem}.badge{align-self:flex-start;font-size:.75rem;font-weight:700;padding:.18em .9em;border-radius:999px;margin-bottom:.65rem}.badge--basic{color:var(--c-basic);background:var(--c-basic-bg)}.badge--method{color:var(--c-method);background:var(--c-method-bg)}.badge--story{color:var(--c-story);background:var(--c-story-bg)}.badge--risk{color:var(--c-risk);background:var(--c-risk-bg)}.badge--money{color:var(--c-money);background:var(--c-money-bg)}.badge--other{color:var(--c-other);background:var(--c-other-bg)}.card-title{font-size:1.02rem;font-weight:700;line-height:1.55;margin:0 0 .5rem}.card-title a{color:var(--text);text-decoration:none}.card-title a:after{content:"";position:absolute;inset:0}.post-card{position:relative}.post-card:hover .card-title a{color:var(--accent)}.card-desc{font-size:.86rem;color:var(--text-weak);line-height:1.7;margin:0 0 1rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.card-meta{display:flex;align-items:center;gap:1em;font-size:.8rem;color:var(--text-weak);margin-top:auto;padding-bottom:.8rem}.card-meta .m{display:inline-flex;align-items:center;gap:.35em}.card-meta svg{width:14px;height:14px;flex:none}.card-author{display:flex;align-items:center;gap:.55em;border-top:1px solid var(--border);padding-top:.8rem;font-size:.83rem;font-weight:600;color:var(--text)}.avatar{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#14b8a6);color:#fff;font-size:.72rem;font-weight:700;display:inline-flex;align-items:center;justify-content:center;flex:none;letter-spacing:0}.grid-empty{display:none;color:var(--text-weak);text-align:center;padding:3rem 0}.more-link{text-align:center;margin:0 0 1rem}.site-footer{border-top:1px solid var(--border);padding:2rem 0 3rem;font-size:.85rem;color:var(--text-weak)}.site-footer .container{max-width:var(--max-width-wide)}.site-footer nav{display:flex;flex-wrap:wrap;gap:1.2rem;margin-bottom:1rem}.site-footer a{color:var(--text-weak)}.footer-disclaimer{font-size:.8rem;line-height:1.7}@media(prefers-reduced-motion:reduce){.post-card,.btn-primary,.btn-secondary,.filter-pill{transition:none}}