:root{--c:#EB6100;--c2:#E9762F;--cd:#B84C00;--ink:#07121C;--ink2:#0C1C29;--ink3:#102636;--mut:#5A6874;--bg:#F5F3ED;--line:#E7E2D8}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans JP","Noto Sans CJK JP","Hiragino Sans","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;color:var(--ink);line-height:1.8;background:#fff}
a{color:var(--cd)}h1,h2,h3{line-height:1.4;margin:0 0 .6em}
h2{font-size:clamp(1.5rem,3.2vw,2.1rem);text-align:center}h2 small{font-size:.55em;color:var(--mut);font-weight:400}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}.narrow{max-width:800px}.center{text-align:center}
.nav{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);z-index:10}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;text-decoration:none}.logo img{display:block;height:48px;width:auto}
.menu{display:flex;gap:22px;align-items:center}.menu a{text-decoration:none;color:var(--ink);font-size:.92rem}
.menu-btn{display:none;background:none;border:0;font-size:1.6rem;cursor:pointer}
.btn{display:inline-block;background:var(--c);color:#fff!important;text-decoration:none;padding:14px 28px;border-radius:999px;font-weight:700;box-shadow:0 6px 18px rgba(235,97,0,.28);transition:.2s}
.btn:hover{transform:translateY(-2px);background:#CC5218}.btn-sm{padding:8px 18px;box-shadow:none}
.btn-ghost{background:#fff;color:var(--cd)!important;border:2px solid var(--c);box-shadow:none}.btn-ghost:hover{background:#FFF4EC}
.btn-light{background:var(--c);color:#fff!important;box-shadow:0 6px 18px rgba(0,0,0,.3)}.btn-light:hover{background:#CC5218}
.hero{background:radial-gradient(1200px 500px at 85% -10%,#FFE1CC,transparent),linear-gradient(180deg,#F5F3ED,#fff);padding:80px 0 70px}
.hero-in{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{color:var(--cd);font-weight:700;letter-spacing:.1em;margin:0 0 8px}.eyebrow.light{color:var(--c2)}
h1{font-size:clamp(2rem,4.6vw,3.2rem);font-weight:900}.hl{background:linear-gradient(transparent 62%,#FFD2B0 62%)}
.lead{color:var(--mut);font-size:1.05rem}.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0}
.badges{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0}
.badges li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px 14px;font-size:.85rem;color:var(--mut)}
.badges li:before{content:"✓ ";color:var(--c);font-weight:700}
.box{background:#fff;border-radius:18px;box-shadow:0 24px 60px rgba(15,23,42,.14);overflow:hidden;border:1px solid var(--line)}
.box-top{background:#f1f5f9;padding:10px 14px;display:flex;gap:6px}.box-top span{width:11px;height:11px;border-radius:50%;background:#cbd5e1}
.chat{padding:20px;display:flex;flex-direction:column;gap:12px}
.chat p{margin:0;padding:10px 14px;border-radius:14px;max-width:85%;font-size:.92rem}
.q{align-self:flex-end;background:var(--c);color:#fff;border-bottom-right-radius:4px}
.a{background:#f1f5f9;border-bottom-left-radius:4px}.a small{color:var(--mut)}
.typing i{display:inline-block;width:7px;height:7px;margin:0 2px;border-radius:50%;background:#94a3b8;animation:b 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes b{0%,80%,100%{opacity:.3}40%{opacity:1}}
.box-foot{border-top:1px solid var(--line);padding:10px 16px;font-size:.82rem;color:var(--cd);font-weight:700;background:#FFF4EC}
.sec{padding:84px 0}.alt{background:var(--bg)}
.grid{display:grid;gap:22px;margin-top:36px}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px}.card p{color:var(--mut);margin:0;font-size:.95rem}
.card h3{font-size:1.1rem}.ic{font-size:1.8rem;margin-bottom:6px}
.card.f{border-top:4px solid var(--c2)}
.two{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}.two h2{text-align:left}
.checks{list-style:none;padding:0}.checks li{padding-left:30px;position:relative;margin:10px 0}
.checks li:before{content:"✓";position:absolute;left:0;top:0;width:22px;height:22px;border-radius:50%;background:var(--c);color:#fff;font-size:.8rem;display:grid;place-items:center;margin-top:4px}
.checks.light li:before{background:var(--c);color:#fff}
.diagram{display:flex;flex-direction:column;gap:16px}
.dg-office{border:2px dashed var(--c);border-radius:18px;padding:22px;text-align:center;background:#fff}
.dg-title{margin:0 0 8px;font-weight:700;color:var(--cd)}.dg-row{font-size:2rem;display:flex;justify-content:center;gap:18px}
.dg-arrow{font-size:1.6rem;color:var(--c)}.dg-ai{display:inline-block;background:var(--c);color:#fff;border-radius:12px;padding:10px 22px;font-weight:700}
.dg-cloud{text-align:center;border-radius:14px;padding:14px;background:#fff1f2;color:#9f1239;border:1px solid #fecdd3;position:relative}
.dg-cloud b{text-decoration:underline}
.note{color:var(--mut);font-size:.85rem;margin-top:22px}
.flow{list-style:none;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:36px;counter-reset:s}
.flow li{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;position:relative}
.flow b{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--c);color:#fff;margin-bottom:10px}
.flow p{color:var(--mut);font-size:.9rem;margin:0}.flow h3{font-size:1.05rem}
.plan{border:1px solid var(--line);border-radius:18px;padding:26px 22px;position:relative;background:#fff}
.plan.main{border:2px solid var(--c);box-shadow:0 18px 40px rgba(235,97,0,.16)}
.tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--c);color:#fff;padding:2px 16px;border-radius:999px;font-size:.8rem;font-weight:700}
.who{color:var(--mut);margin:0;font-size:.88rem}.yen{font-size:1.3rem;font-weight:900;color:var(--cd);margin:10px 0 4px}
.sub{font-size:.85rem;color:var(--mut);margin:0}.plan ul{padding-left:1.1em;font-size:.9rem;margin:14px 0 0}
.monitor{background:linear-gradient(135deg,var(--ink),var(--ink2) 60%,var(--ink3));color:#fff;border-top:4px solid var(--c)}
.mon-cta{text-align:center;flex-shrink:0}.mon-cta p{margin:10px 0 0;font-size:.82rem;color:#B9C3CC}
.mon-in{display:flex;gap:40px;align-items:center;justify-content:space-between}.monitor h2{text-align:left}
details{border:1px solid var(--line);border-radius:12px;padding:4px 20px;margin:12px 0;background:#fff}
summary{cursor:pointer;font-weight:700;padding:12px 0}summary::marker{color:var(--c)}details p{color:var(--mut);margin-top:0}
.mail{color:var(--mut);margin-top:16px}
.foot{background:#fff;color:var(--ink);font-size:.88rem;border-top:1px solid var(--line)}
.foot-in{display:flex;gap:48px;align-items:center;justify-content:space-between;padding-top:36px;padding-bottom:30px}
.foot-brand img{display:block;height:auto;width:195px}.foot-tag{margin:8px 0 0;font-weight:700;color:var(--cd);font-size:.9rem}
.foot-info{display:grid;grid-template-columns:auto 1fr;gap:4px 18px;margin:0}.foot-info dt{color:var(--mut);font-weight:700}.foot-info dd{margin:0}
.foot-copy{background:var(--ink);color:#B9C3CC;text-align:center;padding:14px 20px;font-size:.8rem}
@media (max-width:960px){.g4{grid-template-columns:repeat(2,1fr)}.flow{grid-template-columns:repeat(2,1fr)}}
@media (max-width:760px){
 .menu-btn{display:block}.menu{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;padding:16px;border-bottom:1px solid var(--line)}
 .menu.open{display:flex}.hero{padding:48px 0}h1{font-size:1.75rem}.hero-in,.two{grid-template-columns:1fr}.g3,.g4,.flow{grid-template-columns:1fr}
 .mon-in{flex-direction:column;align-items:flex-start}.mon-cta{text-align:left}
 .foot-in{flex-direction:column;align-items:flex-start;gap:20px}.foot-info{grid-template-columns:1fr;gap:0}.foot-info dd{margin-bottom:8px}.logo img{height:40px}.sec{padding:60px 0}.pc{display:none}.plan.main{margin-top:8px}
}