:root{--green-deep:#0f2257;--green:#2c4a8c;--green-soft:#e9eef8;--amber:#e0252b;--amber-soft:#fdeceb;--ink:#1d1d1f;--ink-soft:#6e6e73;--paper:#f6f7fa;--white:#fff;--line:#e3e6ee;--font-sans:"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;font-size:16px;line-height:1.8}img{max-width:100%}a{color:inherit;text-decoration:none}.container{max-width:1080px;margin:0 auto;padding:0 24px}header{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);background:#f6f7fae6;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;height:68px;display:flex}.logo{letter-spacing:.04em;align-items:center;gap:10px;font-size:20px;font-weight:700;display:flex}.logo img{flex-shrink:0;display:block}.header-actions{align-items:center;gap:10px;display:flex}.lang-switch{color:var(--ink-soft);border:1px solid var(--line);background:var(--white);white-space:nowrap;border-radius:999px;align-items:center;gap:5px;padding:8px 13px;font-size:13px;font-weight:600;transition:background .2s,color .2s;display:inline-flex}.lang-switch:hover{background:var(--green-soft);color:var(--green)}.lang-switch svg{width:14px;height:14px}.btn{letter-spacing:.02em;border-radius:999px;padding:12px 28px;font-size:15px;font-weight:700;transition:transform .15s,box-shadow .15s,background .2s;display:inline-block}.btn-primary{background:var(--green);color:var(--white);box-shadow:0 4px 14px #0f225740}.btn-primary:hover{background:var(--green-deep);transform:translateY(-1px)}header .btn{padding:9px 22px;font-size:14px}.back{color:var(--ink-soft);align-items:center;gap:6px;margin:28px 0 4px;font-size:14px;font-weight:500;display:inline-flex}.back:hover{color:var(--green)}.fhero{padding:24px 0 56px}.fhero .eyebrow{background:var(--amber-soft);color:var(--amber);letter-spacing:.08em;border-radius:999px;margin-bottom:20px;padding:5px 14px;font-size:12px;font-weight:700;display:inline-block}.fhero h1{letter-spacing:.03em;margin-bottom:18px;font-size:clamp(28px,5vw,44px);font-weight:700;line-height:1.45}.fhero .lead{color:var(--ink-soft);max-width:640px;margin-bottom:24px;font-size:17px}.plan-pill{color:var(--green);background:var(--green-soft);border-radius:999px;align-items:center;gap:8px;padding:8px 16px;font-size:13px;font-weight:700;display:inline-flex}.plan-pill small{color:var(--ink-soft);font-weight:500}.shot-wrap{justify-content:center;margin:44px 0 0;display:flex}.shot{border:1px solid var(--line);border-radius:16px;max-width:100%;overflow:hidden;box-shadow:0 30px 60px #0f225729}.shot.mobile{border-radius:32px;max-width:300px}section.fsec{padding:64px 0}.fsec.tint{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.fsec h2{letter-spacing:.03em;text-align:center;margin-bottom:36px;font-size:clamp(22px,3.4vw,30px);font-weight:700;line-height:1.5}.prob-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.prob{background:var(--paper);border:1px solid var(--line);color:var(--ink-soft);border-radius:16px;padding:52px 24px 26px;font-size:15px;position:relative}.prob:before{content:"";background:var(--amber);-webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"white\" stroke-width=\"2.4\" stroke-linecap=\"round\"><path d=\"M12 9v4\"/><circle cx=\"12\" cy=\"16.5\" r=\"0.6\" fill=\"white\" stroke=\"none\"/><path d=\"M10.3 4.3 2.5 18a1.6 1.6 0 0 0 1.4 2.4h16.2A1.6 1.6 0 0 0 21.5 18L13.7 4.3a1.6 1.6 0 0 0-3.4 0Z\"/></svg>") 50%/100% no-repeat;border-radius:50%;width:22px;height:22px;position:absolute;top:22px;left:24px;-webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"white\" stroke-width=\"2.4\" stroke-linecap=\"round\"><path d=\"M12 9v4\"/><path d=\"M10.3 4.3 2.5 18a1.6 1.6 0 0 0 1.4 2.4h16.2A1.6 1.6 0 0 0 21.5 18L13.7 4.3a1.6 1.6 0 0 0-3.4 0Z\"/></svg>") 50%/100% no-repeat;mask:url("data:image/svg+xml;utf8,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"white\" stroke-width=\"2.4\" stroke-linecap=\"round\"><path d=\"M12 9v4\"/><path d=\"M10.3 4.3 2.5 18a1.6 1.6 0 0 0 1.4 2.4h16.2A1.6 1.6 0 0 0 21.5 18L13.7 4.3a1.6 1.6 0 0 0-3.4 0Z\"/></svg>") 50%/100% no-repeat}.sol-list{flex-direction:column;gap:22px;max-width:760px;margin:0 auto;display:flex}.sol{background:var(--paper);border:1px solid var(--line);border-radius:16px;align-items:flex-start;gap:20px;padding:24px 26px;display:flex}.sol 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