:root{--font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Yu Gothic UI", Meiryo, sans-serif;--ink: #1b2433;--ink-soft: #374151;--muted: #697386;--navy: #14213d;--navy-2: #20304f;--blue-gray: #415a77;--ivory: #fbf7ef;--ivory-2: #f4eee3;--paper: #fffdfa;--amber: #b7791f;--amber-soft: #f4d7a1;--sage: #5f7161;--line: #e4dccf;--shadow: 0 24px 70px rgba(20, 33, 61, .12);--shadow-soft: 0 12px 32px rgba(20, 33, 61, .08);--container: 1120px}*{box-sizing:border-box}html{font-family:var(--font-sans);color:var(--ink);background:var(--ivory);font-feature-settings:"palt";text-rendering:optimizeLegibility}body{margin:0;line-height:1.85;letter-spacing:.015em;background:var(--ivory)}a{color:inherit}img{max-width:100%;height:auto}.container{width:min(100% - 32px,var(--container));margin-inline:auto}.container.narrow{width:min(100% - 32px,880px)}.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid 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22px;max-width:820px;color:var(--navy);font-size:clamp(2.25rem,5vw,4.4rem);line-height:1.15;letter-spacing:-.03em}.hero-lead{max-width:760px;color:var(--ink-soft);font-size:clamp(1rem,1.6vw,1.15rem)}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:999px;border:1px solid transparent;background:var(--navy);color:#fff;text-decoration:none;font-weight:800}.button:hover{background:var(--navy-2)}.button.sub{background:transparent;color:var(--navy);border-color:#14213d47}.button.sub:hover{background:#fff}.hero-card{border:1px solid var(--line);border-radius:28px;background:#fffdfae6;box-shadow:var(--shadow);padding:30px}.hero-card-title{margin:0 0 14px;color:var(--navy);font-weight:900;font-size:1.2rem}.price-large{margin:10px 0;color:var(--navy);font-size:2.1rem;line-height:1.2;font-weight:900}.meta-list{display:grid;gap:10px;margin:22px 0 0;padding:0;list-style:none}.meta-list li{padding-left:22px;position:relative}.meta-list li:before{content:"";position:absolute;left:2px;top:.78em;width:8px;height:8px;border-radius:50%;background:var(--amber)}.trust-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper)}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}.trust-item{padding:22px 20px;border-left:1px solid var(--line)}.trust-item:last-child{border-right:1px solid var(--line)}.trust-item strong{display:block;color:var(--navy);font-size:1.02rem}.trust-item span{display:block;color:var(--muted);font-size:.9rem;margin-top:3px}.section{padding:78px 0}.section.white{background:var(--paper)}.section.soft{background:var(--ivory-2)}.section-head{max-width:760px;margin-bottom:34px}.section-kicker{color:var(--amber);font-size:.84rem;font-weight:900;letter-spacing:.08em}.section h2,.page h1{margin:8px 0 14px;color:var(--navy);line-height:1.28;letter-spacing:-.025em}.section 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