:root{--bg:#ffffff;--text:#1a1d21;--muted:#5b6068;--line:#ebedf1;--navy:#16335f;--navy-strong:#0e2444;--teal:#2f7d78;--teal-soft:#e9f2f1;--navy-soft:#eef2f8;--radius:16px;--maxw:620px}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:Hiragino Kaku Gothic ProN,Noto Sans JP,Yu Gothic,Meiryo,system-ui,sans-serif;line-height:1.9;font-feature-settings:"palt";-webkit-font-smoothing:antialiased}main{max-width:var(--maxw);margin:0 auto;padding:0 1.5rem}.demo-index,.eyebrow{font-size:.72rem;letter-spacing:.2em;font-weight:800;color:var(--teal)}.section-title{font-size:1.35rem;font-weight:800;letter-spacing:.02em;text-align:center}.hero{padding:5.5rem 0 4rem;text-align:center}.hero .eyebrow{display:block}.hero h1{margin-top:1.25rem;font-size:clamp(1.8rem,7.5vw,2.5rem);line-height:1.5;font-weight:800;letter-spacing:.02em}.hero .lead{margin-top:1.5rem;font-size:1.02rem;color:var(--text)}.hero .proof{display:inline-block;margin-top:2rem;font-size:.8rem;color:var(--teal);background:var(--teal-soft);padding:.4rem 1.1rem;border-radius:999px;font-weight:700}.problems{padding:4rem 0 1rem}.problem-list{list-style:none;margin-top:1.75rem;display:grid;grid-gap:.85rem;gap:.85rem}.problem-list li{position:relative;padding:1rem 1.1rem 1rem 2.8rem;background:#f8f9fb;border-radius:12px;font-size:.95rem;line-height:1.75}.problem-list li:before{content:"✓";position:absolute;left:1.1rem;top:1rem;color:var(--teal);font-weight:800}.problems-bridge{margin-top:2rem;font-size:.98rem;font-weight:700;line-height:1.9;text-align:center}.demos{padding:4rem 0}.demo-list{list-style:none;margin-top:2.5rem;display:grid;grid-gap:3.5rem;gap:3.5rem}.video{position:relative;width:100%;aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;background:#f1f3f6;box-shadow:0 10px 30px -16px rgba(18,35,68,.35)}.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.video .placeholder{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted);font-size:.85rem;letter-spacing:.05em}.demo-body{margin-top:1.25rem;text-align:center}.demo-body h3{margin-top:.4rem;font-size:1.2rem;font-weight:800}.demo-body .problem{margin-top:.6rem;font-size:.95rem;color:var(--muted)}.demo-body .lift{margin-top:.9rem;display:inline-block;font-size:.85rem;font-weight:800;color:var(--navy);background:var(--navy-soft);padding:.3rem .9rem;border-radius:999px}.process{padding:4rem 0;border-top:1px solid var(--line)}.step-list{list-style:none;counter-reset:step;margin-top:2.5rem;display:grid;grid-gap:1.25rem;gap:1.25rem}.step{position:relative;counter-increment:step;padding:1.4rem 1.4rem 1.4rem 4.2rem;background:#fff;border:1px solid var(--line);border-radius:14px}.step:before{content:counter(step,decimal-leading-zero);position:absolute;left:1.3rem;top:1.3rem;width:2rem;height:2rem;display:grid;place-items:center;background:var(--navy);color:#fff;font-size:.8rem;font-weight:800;border-radius:50%}.step h3{font-size:1.05rem;font-weight:800}.step p{margin-top:.35rem;font-size:.92rem;color:var(--muted);line-height:1.8}.contact{padding:4.5rem 0;text-align:center;border-top:1px solid var(--line)}.contact-lead{margin-top:1rem;font-size:.98rem;color:var(--muted)}.contact-button{display:inline-block;margin-top:1.75rem;background:var(--navy);color:#fff;text-decoration:none;font-weight:800;font-size:1rem;padding:1rem 2.6rem;border-radius:999px;transition:background .15s ease,transform .15s ease}.contact-button:hover{background:var(--navy-strong);transform:translateY(-1px)}.contact-address{margin-top:1rem;font-size:.82rem;color:var(--muted)}footer{padding:3rem 0 4rem;text-align:center;color:var(--muted);font-size:.78rem;letter-spacing:.12em}