:root{--bg:#f5f6f8;--surface:#fff;--surface-2:#f8f9fb;--text:#0f172a;--muted:#5b6474;--border:#e3e6eb;--brand:#ffc21a;--brand-strong:#e5a800;--brand-soft:#fff7dc;--on-brand:#1a1400;--header-bg:#0f172a;--header-text:#f1f5f9;--header-muted:#94a3b8;--up:#d92d20;--up-soft:#fdeceb;--down:#1f63d6;--down-soft:#e8effc;--shrink:#7a3fd6;--shrink-soft:#f1eafd;--note-bg:var(--brand-soft);--shadow:0 1px 2px #0f172a0a, 0 4px 16px #0f172a0f;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#0b1018;--surface:#131a24;--surface-2:#18202c;--text:#e6ebf2;--muted:#9aa4b2;--border:#263040;--brand:#fc3;--brand-strong:#ffd95c;--brand-soft:#2b2410;--on-brand:#1a1400;--header-bg:#070b11;--header-text:#f1f5f9;--header-muted:#8a96a8;--up:#ff7a6e;--up-soft:#3a1714;--down:#6ea8ff;--down-soft:#132440;--shrink:#b794ff;--shrink-soft:#261a40;--shadow:0 1px 2px #0000004d, 0 4px 16px #00000040;color-scheme:dark}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:Hiragino Sans,Hiragino Kaku Gothic ProN,Noto Sans JP,Yu Gothic UI,system-ui,sans-serif;line-height:1.8}a{color:inherit;text-decoration:underline;text-decoration-color:var(--brand-strong);text-underline-offset:3px;text-decoration-thickness:2px}a:hover{background:var(--brand-soft)}.container{max-width:1040px;margin:0 auto;padding:0 16px}header.site{background:var(--header-bg);color:var(--header-text)}header.site .container{flex-wrap:wrap;align-items:center;gap:10px 24px;padding-block:12px;display:flex}header.site .brand{color:var(--header-text);align-items:center;gap:10px;text-decoration:none;display:inline-flex}header.site .brand:hover{background:0 0}header.site .brand svg{flex:none;width:34px;height:34px}header.site .brand-name{letter-spacing:.04em;font-size:1.3rem;font-weight:800;line-height:1.2}header.site .tagline{color:var(--header-muted);letter-spacing:.02em;font-size:.75rem;font-weight:500;display:block}header.site nav{scrollbar-width:none;gap:4px;margin-left:auto;display:flex;overflow-x:auto}header.site nav::-webkit-scrollbar{display:none}header.site nav a{color:var(--header-text);white-space:nowrap;opacity:.85;border-radius:999px;padding:6px 12px;font-size:.9rem;font-weight:600;text-decoration:none}header.site nav a:hover{opacity:1;background:#ffffff14}header.site nav a[aria-current=page]{background:var(--brand);color:var(--on-brand);opacity:1}@media (width<=720px){header.site nav{margin-left:0;width:100%;margin-inline:-4px}}main.container{padding-block:32px 72px}footer.site{background:var(--surface);border-top:1px solid var(--border);color:var(--muted);padding-block:24px 32px;font-size:.85rem}footer.site .links{flex-wrap:wrap;gap:4px 20px;display:flex}footer.site a{color:var(--text)}h1{letter-spacing:.01em;font-feature-settings:"palt";margin:0 0 8px;font-size:1.75rem;line-height:1.4}h2{border-left:5px solid var(--brand);font-feature-settings:"palt";margin:48px 0 16px;padding-left:12px;font-size:1.25rem;line-height:1.5}h3{margin:28px 0 8px;font-size:1.05rem}@media (width<=600px){h1{font-size:1.4rem}h2{font-size:1.12rem}}.muted{color:var(--muted)}.lead{color:var(--muted);margin-top:0;font-size:1rem}.crumbs{color:var(--muted);margin-bottom:10px;font-size:.82rem}.crumbs a{color:var(--muted);text-decoration-color:var(--border)}.hero{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:20px;margin-bottom:8px;padding:36px 32px;position:relative;overflow:hidden}.hero:after{content:"";background:var(--brand);opacity:.18;border-radius:50%;width:220px;height:220px;position:absolute;top:-60px;right:-60px}.hero .eyebrow{background:var(--brand);color:var(--on-brand);letter-spacing:.06em;border-radius:6px;margin-bottom:12px;padding:2px 10px;font-size:.78rem;font-weight:800;display:inline-block}.hero h1{margin-bottom:12px;font-size:clamp(1.6rem,4.6vw,2.4rem)}.hero h1 .up{color:var(--up)}.hero h1 .down{color:var(--down)}.hero .lead{z-index:1;max-width:640px;position:relative}@media (width<=600px){.hero{border-radius:16px;padding:24px 20px}.hero:after{width:120px;height:120px;top:-50px;right:-50px}}.table-wrap{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.92rem}.table-wrap table{min-width:680px}blockquote,.crumbs{overflow-wrap:anywhere}th,td{border-bottom:1px solid var(--border);text-align:left;vertical-align:top;padding:10px 14px}tbody tr:last-child td{border-bottom:0}th{background:var(--surface-2);color:var(--muted);white-space:nowrap;letter-spacing:.02em;font-size:.8rem;font-weight:700}tbody tr:hover{background:var(--surface-2)}td a{font-weight:600;text-decoration-color:#0000}td a:hover{text-decoration-color:var(--brand-strong);background:0 0}td.num,th.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}td.date{white-space:nowrap;font-variant-numeric:tabular-nums}.badge{white-space:nowrap;border-radius:6px;padding:1px 10px;font-size:.75rem;font-weight:700;line-height:1.7;display:inline-block}.badge.price_up,.badge.fee_new,.badge.service_cut{color:var(--up);background:var(--up-soft)}.badge.price_down{color:var(--down);background:var(--down-soft)}.badge.shrink{color:var(--shrink);background:var(--shrink-soft)}.up{color:var(--up);font-weight:700}.down{color:var(--down);font-weight:700}blockquote{border-left:3px solid var(--brand);background:var(--surface);color:var(--muted);border-radius:0 8px 8px 0;margin:8px 0 0;padding:10px 14px;font-size:.9rem}.stats{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:24px 0;display:grid}.stat{background:var(--surface);border:1px solid var(--border);overflow-wrap:anywhere;min-width:0;box-shadow:var(--shadow);color:inherit;border-radius:14px;padding:16px 18px 14px;text-decoration:none;transition:transform .15s,border-color .15s;position:relative}.stat:before{content:"";background:var(--brand);border-radius:0 0 4px 4px;width:28px;height:4px;position:absolute;top:0;left:18px}a.stat:hover{border-color:var(--brand-strong);background:var(--surface);transform:translateY(-2px)}.stat .value{font-variant-numeric:tabular-nums;font-size:clamp(1.3rem,4.5vw,1.9rem);font-weight:800;line-height:1.3}.stat .label{color:var(--muted);font-size:.82rem}.cards{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin:12px 0;padding:0;list-style:none;display:grid}.cards li{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px 16px;transition:transform .15s,border-color .15s,box-shadow .15s;position:relative}.cards li:hover{border-color:var(--brand-strong);box-shadow:var(--shadow);transform:translateY(-2px)}.cards a{color:var(--text);font-weight:700;text-decoration:none}.cards a:after{content:"";position:absolute;inset:0}.cards a:hover{background:0 0}.cards .sub{color:var(--muted);font-size:.82rem}.feed{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;margin:0;padding:0;list-style:none}.feed li{border-bottom:1px solid var(--border);align-items:baseline;gap:14px;padding:12px 16px;display:flex}.feed li:last-child{border-bottom:0}.feed .date{color:var(--muted);font-variant-numeric:tabular-nums;flex:none;min-width:6.5em;font-size:.82rem}.feed a{font-weight:600;text-decoration-color:#0000}.feed a:hover{text-decoration-color:var(--brand-strong);background:0 0}.feed .org{color:var(--muted);background:var(--surface-2);border:1px solid var(--border);border-radius:6px;margin-right:6px;padding:0 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a:hover{border-color:var(--brand-strong);background:var(--surface)}.bookmark{color:var(--muted);align-items:center;gap:8px;margin:8px 0 0;font-size:.9rem;display:inline-flex}.bar-row{grid-template-columns:minmax(110px,200px) 1fr 4em;align-items:center;gap:10px;margin:6px 0;font-size:.9rem;display:grid}.bar{background:var(--brand);border-radius:4px;min-width:2px;height:14px}.bar-row .count{text-align:right;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}.toc{flex-wrap:wrap;gap:8px;margin:16px 0;padding:0;font-size:.9rem;list-style:none;display:flex}.toc a{background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:4px 14px;font-weight:600;text-decoration:none;display:inline-block}.toc a:hover{border-color:var(--brand-strong);background:var(--surface)}form.contact{background:var(--surface);border:1px solid var(--border);max-width:680px;box-shadow:var(--shadow);border-radius:16px;gap:18px;margin:24px 0;padding:24px;display:grid}form.contact label{gap:6px;font-size:.92rem;font-weight:700;display:grid}form.contact input,form.contact select,form.contact textarea{font:inherit;border:1px solid var(--border);background:var(--surface-2);color:var(--text);border-radius:8px;width:100%;padding:10px 12px;font-weight:400}form.contact input:focus,form.contact select:focus,form.contact textarea:focus{border-color:var(--brand-strong);box-shadow:0 0 0 3px color-mix(in srgb, var(--brand) 35%, transparent);background:var(--surface);outline:none}form.contact button{font:inherit;background:var(--brand);color:var(--on-brand);cursor:pointer;box-shadow:0 2px 0 var(--brand-strong);border:0;border-radius:999px;justify-self:start;padding:12px 36px;font-weight:800}form.contact button:hover{background:var(--brand-strong)}@media (width<=600px){form.contact{padding:18px}}.form-error{color:var(--up);background:var(--up-soft);border-radius:8px;padding:10px 14px;font-weight:700}@media (width<=600px){.bar-row{grid-template-columns:minmax(72px,110px) 1fr 3em}}