:root{--bg:#fff;--bg-alt:#f3f7fc;--bg-sky:#e8f1fb;--navy:#0a2540;--navy-2:#0c2c4d;--navy-3:#071b31;--blue:#1a66d1;--blue-2:#124fa9;--blue-ink:#0b3c85;--blue-glow:#2d78dc59;--gold:#c8a862;--gold-soft:#c8a8626b;--gold-line:#c8a86247;--ink:#0f2740;--ink-2:#45596e;--ink-3:#7488a0;--on-navy:#eaf1f9;--on-navy-2:#eaf1f9a8;--line:#e2e8f0;--line-2:#eef2f7;--line-blue:#1a66d138;--ok:#1f9d63;--warn:#c9761a;--danger:#d24545;--shadow-sm:0 1px 2px #0a25400d, 0 2px 10px #0a25400d;--shadow-md:0 10px 34px -8px #0a254029, 0 4px 12px #0a25400f;--shadow-lg:0 30px 70px -20px #08192e4d;--shadow-cta:0 12px 28px -6px #1a66d16b;--font-sans:var(--font-latin), var(--font-jp), system-ui, -apple-system, "Segoe UI", sans-serif;--font-jp-stack:var(--font-jp), system-ui, sans-serif;--font-mono:ui-monospace, "SF Mono", Menlo, Consolas, monospace;--maxw:60rem;--maxw-wide:74rem;--header-h:60px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;overscroll-behavior:none;scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--ink);background-color:var(--bg);letter-spacing:.01em;overflow-wrap:break-word;-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;background-image:radial-gradient(900px 460px at 50% -8%,#1a66d10f,#0000 70%),radial-gradient(700px 380px at 100% 0,#c8a8620a,#0000 65%);background-repeat:no-repeat;background-attachment:fixed;min-height:100vh;margin:0;font-size:16.5px;line-height:1.85}a{color:var(--blue);text-decoration:none}a:hover{color:var(--blue-2);text-decoration:underline}img{max-width:100%;height:auto}main{width:var(--maxw);max-width:calc(100% - 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2.4em);margin:auto}.wrap-narrow{width:var(--maxw);max-width:calc(100% - 2.4em);margin:auto}.btn{letter-spacing:.02em;white-space:nowrap;border-radius:6px;justify-content:center;align-items:center;gap:.45em;padding:.85em 1.6em;font-size:.92rem;font-weight:800;transition:filter .15s,background .15s;display:inline-flex}.btn-primary{color:#fff;background:linear-gradient(#2a7ae0,#1a5fc4);position:relative;overflow:hidden;box-shadow:0 3px #124a9c}.btn-primary:hover{filter:brightness(1.05);color:#fff;text-decoration:none}.btn-primary:after{content:"▶";opacity:.9;font-size:.68em}.btn-primary:before{content:"";pointer-events:none;background:linear-gradient(100deg,#fff0 0%,#ffffff8c 50%,#fff0 100%);width:40%;height:140%;animation:5.5s ease-in-out 1.4s infinite btn-sheen;position:absolute;top:-20%;left:-75%;transform:skew(-20deg)}@keyframes btn-sheen{0%{left:-75%}9%,to{left:135%}}@media (prefers-reduced-motion:reduce){.btn-primary:before{display:none}}.btn-ghost{color:var(--navy);border:1px solid var(--line);background:#fff}.btn-ghost:hover{border-color:var(--blue);color:var(--blue);text-decoration:none}.btn-on-navy{color:var(--navy);background:#fff}.btn-on-navy:hover{background:var(--bg-sky);color:var(--navy);text-decoration:none}.band{background:radial-gradient(650px 300px at 15% 0%, #1a66d10d, transparent 70%), var(--bg-alt);border-block:1px solid var(--line);position:relative}.band:before{content:"";background:linear-gradient(90deg, transparent, var(--gold-line) 20%, var(--gold-line) 80%, transparent);height:1px;position:absolute;inset:0 0 auto}.band-navy{background:radial-gradient(800px 400px at 85% 0%, #2d78dc38, transparent 65%), linear-gradient(180deg, var(--navy-2), var(--navy-3));color:var(--on-navy);position:relative;overflow:hidden}.band-navy:before{content:"";background:linear-gradient(90deg, transparent, var(--gold-soft) 25%, var(--gold-soft) 75%, transparent);height:1px;position:absolute;inset:0 0 auto}.band-navy h2,.band-navy h3{color:#fff;border-color:#ffffff24}.band-navy a{color:#9ec8ff}.band-navy .eyebrow{color:var(--gold)}.section-pad{padding:3.5em 0}.mesh{pointer-events:none;background-image:linear-gradient(#ffffff0a 1px,#0000 1px),linear-gradient(90deg,#ffffff0a 1px,#0000 1px);background-size:46px 46px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(120% 90% at 50% 0,#000 30%,#0000 78%);mask-image:radial-gradient(120% 90% at 50% 0,#000 30%,#0000 78%)}.card{border:1px solid var(--line);background:#fff;border-radius:8px;transition:box-shadow .18s,border-color .18s;position:relative}a.card:hover{box-shadow:var(--shadow-sm);border-color:var(--blue);text-decoration:none}.rankbadge{min-width:2.1em;height:2.1em;font-family:var(--font-latin), sans-serif;color:#fff;background:var(--navy);border-radius:6px;justify-content:center;align-items:center;padding:0 .35em;font-size:.9rem;font-weight:800;line-height:1;display:inline-flex}.rankbadge[data-rank="1"]{color:#3a2a06;background:linear-gradient(135deg,#c99a2e,#e8be5a)}.rankbadge[data-rank="2"]{color:#2a3038;background:linear-gradient(135deg,#8c96a3,#b9c1cc)}.rankbadge[data-rank="3"]{color:#2e1a0a;background:linear-gradient(135deg,#a9713f,#c88f5c)}.stars{color:#f4a300;letter-spacing:.04em;font-size:.95em}.score{font-family:var(--font-latin), sans-serif;color:var(--ink);font-weight:800}.notice{color:var(--ink-2);background:var(--bg-alt);border:1px solid var(--line);border-radius:10px;padding:1em 1.2em;font-size:.82rem;line-height:1.75}.notice strong{color:var(--ink)}.risk-line{color:var(--ink-3);border-top:1px solid var(--line);margin-top:2em;padding-top:1.4em;font-size:.78rem;line-height:1.8}.prose{font-size:1.02rem}.prose>*+*{margin-top:1.15rem}.prose h2{margin-top:2.6rem}.prose ul,.prose ol{padding-left:1.4em}.prose li{margin:.4em 0}.prose img{border:1px solid var(--line);border-radius:10px}.prose table{margin:1.6em 0;font-size:.92rem}.prose th,.prose td{border:1px solid var(--line);text-align:left;padding:.6em .8em}.prose th{background:var(--bg-alt)}:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:3px}@media (width<=640px){main{padding:2.4em 1em 3em}body{font-size:16px}}