:root{--bg:#090909;--panel:#121212;--panel2:#1a1510;--text:#fafafa;--muted:#c8c2ba;--line:#3c342a;--accent:#f4b941;--danger:#e77968;--max:1120px;color-scheme:dark}
html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;overflow-x:hidden;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;line-height:1.75}body,header,main,footer,section,div,article,nav,a{box-sizing:border-box}a{color:inherit}.wrap{width:calc(100% - 40px);max-width:var(--max);margin-inline:auto}
.head{position:sticky;top:0;z-index:10;background:rgba(9,9,9,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font-weight:900;letter-spacing:.1em;text-decoration:none}.links{display:flex;align-items:center;gap:22px}.links a{text-decoration:none;color:var(--muted);font-size:14px;font-weight:700}.links a:hover{color:var(--accent)}
.hero{padding:96px 0 84px;background:radial-gradient(circle at 80% 22%,#492b08 0,transparent 38%),linear-gradient(140deg,#090909,#120e09)}.eyebrow{color:var(--accent);font-weight:900;letter-spacing:.14em;font-size:14px}.hero h1{font-size:clamp(58px,11vw,120px);line-height:.9;margin:20px 0 30px;letter-spacing:-.04em}.lead{max-width:760px;color:var(--muted);font-size:clamp(17px,2vw,21px);margin:0}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:12px 24px;border-radius:8px;background:var(--accent);color:#171008;font-weight:900;text-decoration:none}.button.secondary{background:transparent;color:var(--text);border:1px solid var(--line)}
.section{padding:76px 0}.section.alt{background:#0e0d0b}.section h2,.page h1{font-size:clamp(30px,4vw,48px);line-height:1.25;margin:0 0 18px}.intro{max-width:760px;color:var(--muted);margin:0 0 34px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{min-width:0;padding:28px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(160deg,var(--panel2),var(--panel))}.card h3{font-size:21px;color:var(--accent);margin:0 0 10px}.value{font-size:clamp(25px,3vw,34px);font-weight:900;margin:8px 0}.small{font-size:13px;color:var(--muted)}
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.step{counter-increment:step;padding:24px;border-top:3px solid var(--accent);background:var(--panel)}.step::before{content:"0" counter(step);display:block;color:var(--accent);font-weight:900;letter-spacing:.12em}.step h3{margin:8px 0}.risk{padding:30px;border-left:5px solid var(--danger);background:#1a100e}.risk h2{font-size:27px}.faq details{padding:18px 0;border-top:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:800}.faq p{color:var(--muted)}
.page{padding:72px 0;min-height:60vh}.table{width:100%;border-collapse:collapse;background:var(--panel)}.table th,.table td{padding:16px;border:1px solid var(--line);text-align:left;vertical-align:top}.table th{width:28%;color:var(--accent)}.foot{padding:42px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px}.footnav{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:18px}.footnav a{color:var(--text)}
@media(max-width:800px){.links{display:none}.hero{padding:70px 0 62px}.section{padding:58px 0}.grid,.grid.two,.steps{grid-template-columns:1fr}.wrap{width:calc(100% - 32px)}.card{padding:22px}.table th,.table td{display:block;width:100%}.table th{border-bottom:0}.actions .button{width:100%}}