:root{--akaeri:#c51624;--ink:#0a0d12;--panel:#111722;--panel2:#171f2d;--line:#2a3547;--text:#f7f9fc;--muted:#aeb7c5;--white:#fff;--soft:#f4f6f9;--soft2:#e9edf3;--partner:#4fd1ff;--partner2:#7258ff;--partner-rgb:79,209,255;--shadow:0 24px 70px rgba(0,0,0,.24)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:inherit}img{max-width:100%}.container{width:min(1160px,calc(100% - 40px));margin:auto}.narrow{width:min(840px,100%)}.site-header{position:sticky;top:0;z-index:30;background:rgba(10,13,18,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}.header-inner{min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:850;letter-spacing:.02em}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--akaeri);color:#fff;font-weight:900}.header-nav{display:flex;gap:18px;align-items:center}.header-nav a{text-decoration:none;color:#dfe5ed;font-size:.9rem}.header-nav .header-cta{border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:9px 14px;background:#fff;color:#111;font-weight:800}.hero{position:relative;overflow:hidden;padding:100px 0 72px;background:radial-gradient(circle at 85% 10%,rgba(var(--partner-rgb),.18),transparent 32%),radial-gradient(circle at 0 100%,rgba(197,22,36,.14),transparent 35%),#0a0d12}.hero:after{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent 85%)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:58px;align-items:center}.eyebrow{margin:0 0 14px;color:var(--partner);font-weight:900;letter-spacing:.16em;font-size:.75rem}.hero h1{font-size:clamp(2.5rem,5.8vw,5.2rem);line-height:1.03;letter-spacing:-.045em;margin:.05em 0 .28em}.hero h1 em{font-style:normal;color:var(--partner)}.hero-copy{max-width:760px;color:#c4ccd8;font-size:clamp(1rem,1.5vw,1.16rem);margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 18px;border-radius:10px;text-decoration:none;font-weight:850;border:1px solid transparent;transition:.16s}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--partner);color:#061015}.btn-secondary{border-color:#3c485a;background:rgba(255,255,255,.03);color:#fff}.hero-trust{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0 0;padding:0;list-style:none}.hero-trust li{font-size:.8rem;color:#c8d0da;border:1px solid #2f3a4a;background:#111722;border-radius:999px;padding:6px 10px}.hero-card{position:relative;padding:28px;border:1px solid rgba(255,255,255,.12);border-radius:24px;background:linear-gradient(145deg,rgba(255,255,255,.09),rgba(255,255,255,.025));box-shadow:var(--shadow);overflow:hidden}.hero-card:before{content:"";position:absolute;width:180px;height:180px;border-radius:50%;background:var(--partner);filter:blur(80px);opacity:.12;right:-60px;top:-50px}.hero-card .label{font-size:.73rem;letter-spacing:.12em;font-weight:850;color:var(--partner)}.hero-card h2{font-size:1.55rem;line-height:1.35;margin:10px 0}.hero-card p{color:#b7c0cc;font-size:.93rem}.hero-card .principle{margin-top:18px;padding:16px;border-left:3px solid var(--partner);background:rgba(255,255,255,.04);font-weight:700}.stat-band{border-top:1px solid #222b38;border-bottom:1px solid #222b38;background:#0d1118}.stats{display:grid;grid-template-columns:repeat(4,1fr)}.stat{padding:25px 18px;border-right:1px solid #222b38}.stat:last-child{border-right:0}.stat strong{display:block;font-size:clamp(1.5rem,3vw,2.35rem);letter-spacing:-.03em;color:#fff}.stat span{display:block;color:#9ca8b7;font-size:.82rem;margin-top:3px}.stat-source{grid-column:1/-1;padding:0 18px 16px;color:#737f90;font-size:.72rem}.section{padding:88px 0}.section-light{background:var(--soft);color:#11151b}.section-white{background:#fff;color:#101318}.section-dark{background:#0d1118}.section-head{display:grid;grid-template-columns:minmax(280px,.75fr) minmax(0,1.25fr);gap:50px;align-items:end;margin-bottom:40px}.section-kicker{margin:0 0 8px;color:var(--akaeri);font-weight:900;letter-spacing:.15em;font-size:.72rem}.section-head h2,.section-title{font-size:clamp(2rem,4vw,3.4rem);line-height:1.12;letter-spacing:-.035em;margin:0}.section-head p{margin:0;color:#5d6673}.section-dark .section-head p{color:#aab4c2}.section-dark .section-kicker{color:var(--partner)}.use-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.use-card{position:relative;min-height:255px;padding:24px;border:1px solid #dde2e9;border-radius:18px;background:#fff;overflow:hidden}.use-card:before{content:attr(data-no);display:block;font-weight:950;font-size:3rem;line-height:1;color:#e7ebf0;margin-bottom:40px}.use-card h3{font-size:1.2rem;line-height:1.4;margin:0 0 10px}.use-card p{font-size:.9rem;color:#626b76;margin:0}.fit-wrap{display:grid;grid-template-columns:1fr 1fr;gap:20px}.fit-box{border:1px solid #dfe4eb;border-radius:20px;padding:28px;background:#fff}.fit-box.good{border-top:5px solid var(--partner)}.fit-box.caution{border-top:5px solid #838d9b}.fit-box h3{margin:0 0 14px;font-size:1.35rem}.fit-list{list-style:none;padding:0;margin:0}.fit-list li{position:relative;padding:11px 0 11px 28px;border-top:1px solid #edf0f4;color:#444d58}.fit-list li:first-child{border-top:0}.fit-list li:before{content:"✓";position:absolute;left:0;color:#148451;font-weight:900}.fit-box.caution .fit-list li:before{content:"—";color:#7c8795}.stack-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.stack-card{padding:28px;border:1px solid #2c3747;border-radius:18px;background:#121823}.stack-card .stack-no{font-size:.75rem;font-weight:900;letter-spacing:.15em;color:var(--partner)}.stack-card h3{font-size:1.35rem;margin:10px 0}.stack-card p{color:#aeb7c5;font-size:.92rem}.stack-card ul{padding-left:18px;color:#d2d8e0;font-size:.88rem}.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;counter-reset:step}.flow-step{position:relative;padding:22px 18px;border:1px solid #dfe4eb;border-radius:16px;background:#fff}.flow-step:before{counter-increment:step;content:"0" counter(step);display:block;color:var(--akaeri);font-size:.75rem;font-weight:900;letter-spacing:.12em;margin-bottom:12px}.flow-step h3{font-size:1rem;margin:0 0 7px}.flow-step p{font-size:.83rem;color:#65707c;margin:0}.quote{padding:32px;border-radius:20px;background:#111722;border:1px solid #2a3547}.quote p{font-size:clamp(1.35rem,3vw,2.2rem);line-height:1.45;margin:0;letter-spacing:-.02em}.quote span{display:block;color:#909cac;font-size:.8rem;margin-top:16px}.faq{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq details{border:1px solid #dfe4eb;border-radius:14px;background:#fff;padding:17px 18px}.faq summary{cursor:pointer;font-weight:850}.faq details p{color:#606a76;font-size:.9rem;margin:12px 0 0}.source-list{display:grid;gap:10px}.source-link{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:15px 16px;border:1px solid #dfe4eb;border-radius:12px;background:#fff;text-decoration:none}.source-link span{color:#68727f;font-size:.82rem}.contact-section{background:linear-gradient(145deg,#101621,#191018);border-top:1px solid #2c3440}.contact-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(320px,1.15fr);gap:52px;align-items:start}.contact-grid h2{font-size:clamp(2rem,4vw,3.3rem);line-height:1.18;margin:0 0 15px}.contact-grid>div>p{color:#aeb7c5}.contact-form{padding:24px;border-radius:20px;background:#fff;color:#101318}.contact-form label{display:block;font-size:.86rem;font-weight:800;margin-bottom:13px}.contact-form label span{color:var(--akaeri);font-size:.7rem;margin-left:4px}.contact-form input,.contact-form textarea{display:block;width:100%;margin-top:6px;padding:12px 13px;border:1px solid #ccd3dc;border-radius:9px;font:inherit;color:#111;background:#fff}.contact-form textarea{resize:vertical;min-height:130px}.contact-form button{width:100%;border:0;cursor:pointer;font:inherit}.contact-note{font-size:.77rem;color:#7b8490!important}.footer{padding:28px 0;border-top:1px solid #222b38;background:#090c11;color:#8f99a7;font-size:.82rem}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}.footer a{text-decoration:none}.disclosure{margin-top:18px;padding:14px 16px;border:1px solid #2a3547;border-radius:12px;background:#10151e;color:#8f9baa;font-size:.78rem}.related{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.related a{display:block;padding:18px;border:1px solid #dfe4eb;border-radius:14px;background:#fff;text-decoration:none}.related b{display:block}.related small{color:#68727f}.tagline{font-weight:850;color:#fff}.partner-name{font-weight:950;letter-spacing:-.02em}.mini-note{font-size:.78rem;color:#7b8490}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:22px}.problem-list{display:grid;gap:10px}.problem-item{display:grid;grid-template-columns:46px 1fr;gap:16px;align-items:start;padding:18px;border:1px solid #dfe4eb;background:#fff;border-radius:14px}.problem-item span{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:#eff3f7;color:#1f2732;font-weight:900}.problem-item h3{margin:0 0 5px;font-size:1rem}.problem-item p{margin:0;color:#65707c;font-size:.86rem}.badge-row{display:flex;gap:8px;flex-wrap:wrap}.badge-row span{padding:6px 10px;border-radius:999px;border:1px solid #dbe1e8;background:#fff;color:#3c4652;font-size:.78rem;font-weight:750}
body.nestor{--partner:#58d8a9;--partner2:#36a5d9;--partner-rgb:88,216,169}.nestor .btn-primary{color:#07150f}.nestor .hero{background:radial-gradient(circle at 85% 10%,rgba(var(--partner-rgb),.17),transparent 32%),radial-gradient(circle at 0 100%,rgba(54,165,217,.12),transparent 35%),#0a0d12}.nestor .section-kicker{color:#14745a}.nestor .section-dark .section-kicker{color:var(--partner)}
@media(max-width:900px){.hero-grid,.section-head,.contact-grid{grid-template-columns:1fr}.hero{padding-top:72px}.stats{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid #222b38}.use-grid{grid-template-columns:1fr 1fr}.stack-grid{grid-template-columns:1fr}.flow{grid-template-columns:1fr 1fr}.fit-wrap,.two-col{grid-template-columns:1fr}.faq{grid-template-columns:1fr}.related{grid-template-columns:1fr}.section-head{gap:18px}.header-nav a:not(.header-cta){display:none}}
@media(max-width:560px){.container{width:min(100% - 28px,1160px)}.hero{padding:58px 0 50px}.hero h1{font-size:2.5rem}.hero-card{padding:22px}.stats{grid-template-columns:1fr 1fr}.stat{padding:19px 12px}.stat strong{font-size:1.5rem}.section{padding:64px 0}.use-grid{grid-template-columns:1fr}.flow{grid-template-columns:1fr}.footer-inner{align-items:flex-start;flex-direction:column}.hero-actions .btn{width:100%}}