:root{--bg:#050a10;--panel:#0b1420;--panel2:#101d2c;--line:#26384a;--text:#f2f5f8;--muted:#b4c0cc;--gold:#e7c779;--red:#f12632;--blue:#51c8f4;--max:1160px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Noto Sans JP","Yu Gothic",Meiryo,sans-serif;line-height:1.8}a{color:var(--gold);text-underline-offset:4px}img{max-width:100%;height:auto}.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}.top{position:sticky;top:0;z-index:10;background:rgba(3,7,12,.94);backdrop-filter:blur(14px);border-bottom:1px solid #263342}.nav{display:flex;align-items:center;gap:24px;min-height:72px}.logo{display:flex;align-items:center;gap:10px;color:white;text-decoration:none;font-weight:900;white-space:nowrap}.logo img{width:44px}.logo b{font-family:Georgia,serif;font-size:28px;letter-spacing:.08em;text-shadow:2px 2px #b41420}.links{display:flex;gap:22px;margin-left:auto;align-items:center}.links a{font-size:13px;color:#d7dee6;text-decoration:none;font-weight:700}.links a:hover{color:var(--gold)}.dm,.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 20px;background:linear-gradient(135deg,#f52c36,#a90c17);color:white;border:1px solid #ff515b;border-radius:5px;text-decoration:none;font-weight:800;box-shadow:0 8px 26px #d7192b2b}.hero{min-height:440px;display:flex;align-items:center;position:relative;overflow:hidden;background:#06101b;border-bottom:1px solid #233648}.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,5,9,.92),rgba(2,5,9,.28) 80%),linear-gradient(0deg,#050a10,transparent 35%)}.hero-content{position:relative;z-index:1;padding:70px 0 60px}.eyebrow{color:var(--gold);font-size:12px;font-weight:900;letter-spacing:.18em}.hero h1{font-family:Georgia,"Yu Mincho",serif;font-size:clamp(36px,6vw,68px);line-height:1.16;margin:12px 0 20px;max-width:760px;text-shadow:0 4px 24px #000}.hero h1 span{color:var(--red)}.hero p{max-width:620px;color:#d6e0e8;font-size:17px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn.secondary{background:#091521d9;border-color:#9a7834;color:var(--gold)}.section{padding:54px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:22px}.section h2,.section-head h2{font-family:Georgia,"Yu Mincho",serif;font-size:clamp(25px,3.5vw,38px);margin:0}.sub{color:var(--muted);margin:8px 0 0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{display:flex;flex-direction:column;min-height:220px;padding:22px;background:linear-gradient(145deg,#0e1926,#080e16);border:1px solid #293b4c;border-radius:7px;color:var(--text);text-decoration:none;transition:transform .2s,border-color .2s}.card:hover{transform:translateY(-3px);border-color:var(--gold)}.tag{align-self:flex-start;padding:3px 9px;color:#fff;background:#a6121b;border-radius:2px;font-size:11px;font-weight:900;letter-spacing:.08em}.card h3{font-size:20px;line-height:1.5;margin:14px 0 8px}.card p{color:var(--muted);font-size:14px;margin:0}.card .arrow{margin-top:auto;padding-top:18px;color:var(--gold);font-weight:900}.nisa-band{background:radial-gradient(ellipse at 80% 40%,#07324b 0,transparent 36%),linear-gradient(120deg,#09121d,#0c1725);border-block:1px solid #324454}.nisa-layout{display:grid;grid-template-columns:1.3fr .7fr;align-items:center;gap:42px}.nisa-layout h2{font-size:clamp(32px,4vw,52px);line-height:1.25}.nisa-layout h2 span{color:var(--gold)}.nisa-layout p{color:var(--muted)}.stamp{border:1px solid #50a8ce;outline:1px solid #50a8ce44;outline-offset:8px;aspect-ratio:1;max-width:290px;width:100%;margin:auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:#06111de8;transform:rotate(2deg);box-shadow:0 24px 70px #0008}.stamp strong{font:900 72px Georgia,serif;letter-spacing:.12em}.stamp span{font-size:11px;letter-spacing:.15em;color:var(--blue)}.stamp b{border:2px solid var(--red);color:white;padding:4px 28px;transform:rotate(-7deg);letter-spacing:.25em}.article-hero{padding:42px 0 34px;background:linear-gradient(125deg,#101b29,#050a10);border-bottom:1px solid var(--line)}.crumb{font-size:13px;color:#9aabb9;margin-bottom:24px}.crumb a{color:var(--gold)}.article-hero h1{font:800 clamp(30px,4.8vw,52px)/1.35 Georgia,"Yu Mincho",serif;max-width:900px;margin:14px 0}.meta{display:flex;flex-wrap:wrap;gap:10px 22px;color:#a9b6c3;font-size:13px}.article-grid{display:grid;grid-template-columns:minmax(0,780px) 260px;gap:32px;align-items:start}.paper{background:#f3f0e8;color:#202633;padding:clamp(22px,4vw,48px);border-radius:3px;box-shadow:0 18px 60px #0004}.paper a{color:#8c171e}.paper h2{font:800 clamp(23px,3vw,31px)/1.45 Georgia,"Yu Mincho",serif;border-bottom:2px solid #b79b60;padding-bottom:10px;margin:40px 0 18px}.paper h3{font-size:20px;margin:28px 0 10px}.paper p,.paper li{line-height:1.95}.paper strong{color:#8f141c}.callout{padding:18px 20px;border-left:4px solid #d8212d;background:#e8e2d5;margin:22px 0}.checklist{padding:18px 22px;background:#e4e0d5;border:1px solid #cbc4b4;border-radius:4px}.checklist li{padding:5px 0}.aside{position:sticky;top:95px;background:#0b1420;border:1px solid #26384a;padding:20px;border-radius:5px}.aside h3{margin-top:0}.aside a{display:block;padding:8px 0;border-bottom:1px solid #26384a;text-decoration:none;font-size:14px}.notice{font-size:13px;color:#56606d}.footer{border-top:1px solid #26384a;padding:28px 0;color:#9ba8b5;font-size:12px}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.pill{display:inline-block;color:var(--gold);border:1px solid #806a36;padding:2px 8px;font-size:12px}
@media(max-width:800px){.links{display:none}.nav{min-height:62px}.dm{margin-left:auto;font-size:12px;padding:9px 12px}.hero{min-height:400px}.cards{grid-template-columns:1fr}.nisa-layout{grid-template-columns:1fr;gap:32px}.stamp{max-width:200px;grid-row:1}.article-grid{grid-template-columns:1fr}.aside{position:static;order:-1}.paper{padding:22px}.article-hero{padding-top:28px}.wrap{width:min(100% - 28px,var(--max))}}

/* Interactive investigation simulator */
.simulator{background:radial-gradient(ellipse at 75% 12%,#10344b 0,transparent 38%),linear-gradient(140deg,#070c13,#0b1521 55%,#070a10);border-block:1px solid #304252;position:relative;overflow:hidden}
.simulator:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.12;background-image:linear-gradient(#5fbfe3 1px,transparent 1px),linear-gradient(90deg,#5fbfe3 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(90deg,transparent,#000)}
.sim-wrap{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}
.sim-label{font-size:11px;color:var(--blue);letter-spacing:.18em;font-weight:900}
.sim-title{font:800 clamp(28px,4vw,44px)/1.25 Georgia,"Yu Mincho",serif;margin:10px 0 14px}
.sim-title span{color:var(--gold)}
.sim-intro{color:var(--muted);max-width:550px}
.sim-form,.sim-result{border:1px solid #345064;background:rgba(4,12,20,.88);padding:clamp(18px,3vw,28px);border-radius:7px;box-shadow:0 22px 70px #0005}
.sim-form label{display:block;color:#dce6ee;font-weight:700;font-size:14px;margin:18px 0 8px}
.sim-form select,.sim-form textarea{width:100%;padding:13px 14px;background:#101f2d;color:#f2f5f8;border:1px solid #3b5367;border-radius:4px;font:inherit}
.sim-form select:focus,.sim-form textarea:focus{outline:2px solid var(--blue);outline-offset:2px}
.sim-form textarea{min-height:86px;resize:vertical}
.sim-submit{width:100%;margin-top:20px;border:1px solid #e3c46f;border-radius:4px;padding:14px;background:linear-gradient(100deg,#d9b45b,#f0d68c);color:#16130b;font-weight:900;font-size:15px;cursor:pointer}
.sim-note{font-size:12px;color:#93a6b7;line-height:1.6}
.sim-result{position:sticky;top:92px;min-height:360px}
.result-head{display:flex;justify-content:space-between;gap:10px;align-items:center;border-bottom:1px solid #304252;padding-bottom:14px}
.status{font-size:11px;color:#ffda8a;border:1px solid #8d713b;padding:3px 8px;letter-spacing:.08em}
.scanline{height:3px;background:#172c3c;margin:18px 0;overflow:hidden}.scanline span{display:block;height:100%;width:35%;background:var(--blue);box-shadow:0 0 15px var(--blue)}
.result-empty{display:grid;place-items:center;text-align:center;min-height:230px;color:#8ea5b7}
.result-empty .cross{font-size:48px;color:#52758a;line-height:1}
.result-body{display:none}.result-body.active{display:block}
.result-risk{font-size:11px;color:#ff8589;letter-spacing:.14em;font-weight:900}
.result-body h3{font-size:25px;line-height:1.35;margin:8px 0 12px}
.result-body p,.result-body li{font-size:14px;color:#c5d0da}
.result-body ul{padding-left:20px}
.result-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.result-actions a,.result-actions button{border:1px solid #4a6578;background:#0d1c2a;color:var(--gold);padding:9px 12px;border-radius:4px;text-decoration:none;font:700 13px inherit;cursor:pointer}
.meter{height:8px;background:#243747;border-radius:8px;overflow:hidden;margin:10px 0 18px}.meter span{display:block;height:100%;width:72%;background:linear-gradient(90deg,#e7c779,#ef535b)}
@media(max-width:800px){.sim-wrap{grid-template-columns:1fr}.sim-result{position:static;min-height:260px}.sim-title{font-size:32px}}