:root{--ink: #121826;--ink-soft: #3d4654;--muted: #66707d;--line: #e6e9ef;--bg: #f6f8fb;--bg-warm: #f3efe6;--surface: #fff;--brand: #2f6dff;--brand-dark: #1f4fd6;--brand-soft: #eaf0ff;--ok: #0f7a4a;--radius: 16px;--radius-lg: 24px;--shadow: 0 16px 48px rgba(18, 24, 38, .08);--header-h: 72px;--max: 1120px;--font: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", system-ui, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--surface);font-family:var(--font);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}img{max-width:100%;display:block}a{color:inherit}h1,h2,h3,h4{line-height:1.35;letter-spacing:-.02em;margin:0}p{margin:0}.skip{position:absolute;left:-999px;top:0}.skip:focus{left:16px;top:16px;z-index:80;background:#fff;padding:8px 12px}.wrap{width:min(var(--max),calc(100% - 40px));margin-inline:auto}.site-header{position:sticky;top:0;z-index:40;height:var(--header-h);background:#ffffffeb;backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.site-header__inner{height:100%;display:flex;align-items:center;gap:20px}.brand{display:flex;align-items:center;text-decoration:none;flex:0 0 auto}.brand img{height:36px;width:auto}.site-nav{display:flex;align-items:center;gap:4px;margin-left:auto}.site-nav a{text-decoration:none;font-size:14px;color:var(--ink-soft);padding:8px 10px;border-radius:999px}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--ink);background:var(--bg)}.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 10px;font:inherit;cursor:pointer}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;border:1px solid transparent;cursor:pointer;font:inherit;font-weight:600;border-radius:999px;padding:12px 20px;transition:background .15s ease,color .15s ease,border-color .15s ease}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dark)}.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}.btn-ghost:hover{background:var(--bg)}.btn-lg{padding:14px 24px;min-width:168px}.kicker{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.12em;color:var(--brand);margin-bottom:12px}.section{padding:96px 0}.section--alt{background:var(--bg)}.section-head{max-width:640px;margin-bottom:48px}.section-head h2{font-size:clamp(1.6rem,3vw,2.2rem)}.section-head p{margin-top:12px;color:var(--ink-soft)}.page-hero{padding:72px 0 40px}.page-hero h1{font-size:clamp(1.8rem,4vw,2.6rem);max-width:16ch}.page-hero p{margin-top:16px;max-width:46rem;color:var(--ink-soft)}.hero{padding:32px 0 56px}.hero__grid{position:relative;display:grid;grid-template-columns:minmax(0,1fr);align-items:center;isolation:isolate;overflow:hidden;min-height:clamp(380px,42vw,520px);padding:48px 40px;border-radius:var(--radius-lg);background:#eef1f6}.hero__copy{position:relative;z-index:2;max-width:36rem;padding:24px 28px;border-radius:20px;background:#ffffffe0;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.hero h1{font-size:clamp(2rem,4.4vw,3.15rem);max-width:12em}.hero__lead{margin-top:20px;font-size:1.05rem;color:var(--ink-soft);max-width:38rem}.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.hero__points{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px;padding:0;list-style:none}.hero__points li{font-size:13px;color:var(--ink-soft);background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:6px 12px}.hero-scene.demo-image{position:absolute;inset:0;z-index:0;width:100%;height:100%;margin:0;border:0;border-radius:inherit;pointer-events:none}.demo-image{margin:0;width:100%;overflow:hidden;border-radius:16px;background:#eef1f6;border:1px solid var(--line)}.demo-image img{width:100%;aspect-ratio:var(--ratio, 4 / 3);object-fit:cover;display:block}.step-grid .demo-image img,.screen-grid .demo-image img,.feature-preview .demo-image img,.usecase-grid .demo-image img{height:auto;aspect-ratio:auto var(--ratio, 16 / 10);object-fit:contain;object-position:center}.hero-scene.demo-image img,.hero-scene.demo-image .demo-ph{width:100%;height:100%;aspect-ratio:auto;object-fit:cover;object-position:center right}.demo-image figcaption{margin:0;padding:10px 12px 12px;font-size:13px;color:var(--muted)}.demo-ph{aspect-ratio:var(--ratio, 4 / 3);display:grid;place-content:center;gap:6px;text-align:center;padding:20px;color:var(--ink-soft);background:linear-gradient(#fff,#fff),repeating-linear-gradient(135deg,#e8edf5 0 12px,#eef1f6 12px 24px);background-clip:padding-box}.demo-ph__kicker{font-size:11px;letter-spacing:.12em;font-weight:700;color:var(--brand)}.demo-ph strong{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;color:var(--ink)}.demo-ph span{font-size:13px;max-width:28em}.demo-ph__size{color:var(--muted);font-size:12px}.screen-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.screen-card h3{font-size:1.05rem;margin:14px 0 6px}.screen-card p{color:var(--ink-soft);font-size:.95rem}.feature-preview-card .demo-image,.step-card .demo-image,.usecase-card .demo-image{margin:-24px -24px 16px;border-radius:16px 16px 0 0;border:0;border-bottom:1px solid var(--line)}.group-visual,.page-hero-visual{margin:8px 0 28px}.page-hero-visual{margin-top:28px}.hero-side{display:grid;justify-items:center;gap:8px;color:var(--muted);font-size:12px;text-align:center}.nfc-card{width:108px;height:168px;border-radius:14px;background:#1b2433;color:#fff;padding:16px 12px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow)}.nfc-card b{font-size:13px}.nfc-chip{width:28px;height:22px;border-radius:4px;background:linear-gradient(135deg,#d9b45c,#f0d78a)}.qr-tile{width:108px;height:108px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow)}.phone{width:290px;background:#111;border-radius:36px;padding:12px;box-shadow:var(--shadow)}.phone__glass{background:#f7f5f0;border-radius:26px;overflow:hidden;height:580px;position:relative}.phone__bar{height:28px;display:flex;align-items:center;justify-content:center;font-size:10px;color:#8a8680}.phone__notch{width:78px;height:8px;background:#111;border-radius:999px}.problem-grid,.step-grid,.feature-preview,.trust-grid,.usecase-grid,.plan-grid{display:grid;gap:16px}.problem-grid,.step-grid{grid-template-columns:repeat(3,1fr)}.feature-preview,.trust-grid{grid-template-columns:repeat(4,1fr)}.usecase-grid{grid-template-columns:repeat(2,1fr)}.plan-grid{grid-template-columns:repeat(3,1fr);align-items:stretch}.card-block,.problem-card,.step-card,.trust-card,.usecase-card,.plan-card,.feature-item,.blog-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.problem-card h3,.step-card h3,.trust-card h3,.feature-item h3{font-size:1.05rem;margin-bottom:8px}.problem-card p,.step-card p,.trust-card p,.feature-item p,.usecase-card p{color:var(--ink-soft);font-size:.95rem}.step-num{font-size:12px;font-weight:700;color:var(--brand);letter-spacing:.08em;margin-bottom:10px}.bridge{margin-top:28px;padding:20px 24px;background:var(--brand-soft);border-radius:var(--radius);color:var(--ink)}.demo{display:grid;grid-template-columns:auto 1fr;gap:48px;align-items:start}.demo-list{display:grid;gap:10px}.demo-list button{display:flex;justify-content:space-between;gap:16px;width:100%;text-align:left;border:1px solid var(--line);background:#fff;border-radius:14px;padding:14px 16px;font:inherit;cursor:pointer}.demo-list button:hover,.demo-list button.is-active{border-color:var(--brand);background:var(--brand-soft)}.demo-list strong{display:block}.demo-list span{color:var(--muted);font-size:13px}.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;padding:0;list-style:none}.chip-row li{font-size:13px;background:var(--bg);border-radius:999px;padding:4px 10px;color:var(--ink-soft)}.plan-card{display:flex;flex-direction:column}.plan-card.is-featured{border-color:var(--brand);box-shadow:var(--shadow)}.plan-card .price{font-size:2rem;font-weight:700;letter-spacing:-.03em;margin:12px 0 4px}.plan-card .period{color:var(--muted);font-size:13px}.plan-card ul{margin:16px 0 24px;padding:0;list-style:none;color:var(--ink-soft);flex:1}.plan-card li{padding:6px 0 6px 18px;position:relative}.plan-card li:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);position:absolute;left:0;top:14px}.plan-badge{display:inline-block;font-size:11px;font-weight:700;color:var(--brand);margin-bottom:8px}.plan-audience{color:var(--muted);font-size:13px}.usecase-card{text-decoration:none;display:block;transition:border-color .15s ease}.usecase-card:hover{border-color:var(--brand)}.usecase-card .audience{font-size:12px;color:var(--brand);font-weight:600;margin-bottom:8px}.site-footer{border-top:1px solid var(--line);padding:48px 0 32px;color:var(--muted);font-size:14px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;margin-bottom:32px}.site-footer a{text-decoration:none}.site-footer a:hover{color:var(--ink)}.footer-links{display:grid;gap:8px}.footer-brand{display:flex;align-items:center;gap:10px}.footer-brand img{height:28px}.faq details{border-bottom:1px solid var(--line);padding:16px 0}.faq summary{cursor:pointer;font-weight:600;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq details p{margin-top:10px;color:var(--ink-soft)}.final-cta{text-align:center;padding:88px 0}.final-cta h2{font-size:clamp(1.7rem,3vw,2.3rem)}.final-cta p{margin:14px auto 28px;max-width:36rem;color:var(--ink-soft)}.center-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}.notes{margin-top:24px;color:var(--muted);font-size:13px}.notes li{margin:6px 0}.blog-list{display:grid;gap:16px}.blog-card h2{font-size:1.2rem;margin-bottom:8px}.blog-card p{color:var(--ink-soft)}.article{max-width:720px;margin:0 auto;padding-bottom:80px}.article h1{font-size:clamp(1.7rem,3vw,2.2rem)}.article .meta{color:var(--muted);font-size:14px;margin:12px 0 32px}.article :where(h2,h3){margin:32px 0 12px}.article p{margin:0 0 16px}.article ul{color:var(--ink-soft)}.group-section{padding:64px 0;border-top:1px solid var(--line)}.group-section .lead{color:var(--ink-soft);margin:12px 0 28px;max-width:40rem}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}.split{display:grid;grid-template-columns:1fr 1fr;gap:32px}.pain-list{margin:0;padding-left:18px;color:var(--ink-soft)}.e-card{position:relative;height:calc(100% - 28px);overflow:auto;padding:8px 16px 20px;color:var(--ink)}.e-card__company{font-size:11px;letter-spacing:.12em;color:#6b655c;margin-bottom:6px}.e-card h2{font-size:1.45rem}.e-card__title{color:#5c564d;font-size:13px;margin:4px 0 10px}.e-card__about{font-size:13px;color:#4d4841;line-height:1.65}.e-card__avatar{width:56px;height:56px;border-radius:50%;background:#2b3a4a;color:#fff;display:grid;place-items:center;font-weight:700;margin:4px 0 12px}.e-card__actions{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin:16px 0}.e-card__actions button,.e-card__save{border:0;border-radius:999px;padding:10px 8px;font:inherit;font-size:12px;font-weight:600;cursor:pointer}.e-card__actions button{background:#1f4f8a;color:#fff}.e-card__save{width:100%;background:var(--ink);color:#fff;margin-bottom:14px}.e-card section h3{font-size:11px;letter-spacing:.08em;color:#80786d;margin:12px 0 6px}.e-card__svc{font-size:13px;margin-bottom:6px}.e-card__svc span{display:block;color:#6b655c;font-size:12px}.e-card__foot{margin-top:16px;padding-top:12px;border-top:1px solid #ece7dc;font-size:11px;color:#8a847a}.e-card__sheet{position:absolute;inset:0;background:#fff;padding:20px 16px;display:none;overflow:auto}.e-card__sheet.is-open{display:block}.e-card__sheet h3{font-size:1.05rem;margin-bottom:8px}.e-card__sheet p{font-size:13px;color:var(--ink-soft);margin-bottom:14px}.e-card__sheet label{display:block;font-size:12px;margin:10px 0 4px}.e-card__sheet input,.e-card__sheet textarea,.e-card__sheet select{width:100%;border:1px solid var(--line);border-radius:10px;padding:8px 10px;font:inherit;font-size:13px}.sheet-actions{display:flex;gap:8px;margin-top:16px}.sns-list{display:grid;gap:8px}.sns-list a{border:1px solid var(--line);border-radius:12px;padding:10px 12px;text-decoration:none;font-size:13px}.toast{position:absolute;left:16px;right:16px;bottom:16px;background:var(--ink);color:#fff;border-radius:12px;padding:10px 12px;font-size:12px;display:none}.toast.is-on{display:block}.ai-note{margin-top:20px;color:var(--muted);font-size:14px}.iframe-frame{width:290px;height:580px;border:0;border-radius:26px;background:#fff}@media(max-width:980px){.hero__grid,.demo,.split,.feature-list,.footer-grid{grid-template-columns:1fr}.hero__grid{min-height:0;padding:20px 16px 24px}.hero__copy{padding:20px 18px}.hero-scene.demo-image img{object-position:center top}.screen-grid,.problem-grid,.step-grid,.feature-preview,.trust-grid,.plan-grid,.usecase-grid{grid-template-columns:1fr}.site-nav{display:none;position:absolute;top:var(--header-h);left:0;right:0;z-index:30;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 16px 32px #12182614;padding:12px 20px 20px;flex-direction:column;align-items:stretch}.site-header.is-open .site-nav{display:flex}.menu-toggle{display:inline-flex}.header-actions{margin-left:auto}.section{padding:64px 0}.phone{width:min(290px,100%)}}@media(max-width:640px){.wrap{width:min(var(--max),calc(100% - 32px))}.hero{padding:20px 0 40px}.btn-lg,.hero__actions .btn{width:100%}}