:root{--bg:#F2F0EC;--surface:#fff;--surface-alt:#EAE8E3;--border:#DDD9D2;--text:#221F1A;--text-sub:#635F57;--primary:#127A72;--primary-weak:#E3F1EF;--accent:#F26A00;--accent-weak:#FDECDD;--max:1120px;--radius:24px}
/* Hero devices remain side by side on smaller screens. */
.hero-visual .phone-mock{min-width:0;z-index:2}
.ipad-mock{position:absolute;right:0;bottom:-22px;z-index:1;width:66%;padding:10px 14px;background:#292724;border-radius:22px;box-shadow:0 16px 36px rgba(34,31,26,.14)}
.ipad-camera{position:absolute;left:5px;top:50%;width:4px;height:4px;border-radius:50%;background:#5d5a55;transform:translateY(-50%)}
.ipad-screen{width:100%;aspect-ratio:4/3;border-radius:12px;background:var(--primary-weak);object-fit:contain}
/* Phone/wide-layout text switches. Breakpoint matches the 700px layout switch. */
.br-sp{display:inline}
.inline-pc{display:none}
@media(min-width:700px){.br-sp{display:none}.inline-pc{display:inline}}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Noto Sans JP",sans-serif;font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:inherit}button,input,summary{font:inherit}.wrap{width:min(calc(100% - 40px),var(--max));margin-inline:auto}.narrow{max-width:920px}.skip-link{position:fixed;top:8px;left:8px;z-index:99;padding:10px 16px;background:var(--text);color:#fff;transform:translateY(-150%)}.skip-link:focus{transform:none}.site-header{position:relative;z-index:10;border-bottom:1px solid var(--border);background:rgba(242,240,236,.94)}.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:700}.brand img,.eyebrow img,.closing img{border-radius:14px}.brand .brand-logo{height:26px;width:auto;border-radius:0}.header-link{font-size:14px;color:var(--primary);font-weight:700;text-underline-offset:5px}.hero{padding:64px 0 88px;overflow:hidden}.hero-grid{display:grid;gap:52px;align-items:center}.eyebrow{display:flex;align-items:center;gap:14px;color:var(--text-sub);font-size:14px;font-weight:700;letter-spacing:.08em}.hero h1{font-size:clamp(42px,12vw,70px);line-height:1.3;letter-spacing:-.045em;margin:28px 0 24px}.hero h1 em{font-style:normal;color:var(--primary);position:relative}.hero h1 em:after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:5px;background:var(--accent);border-radius:20px;transform:rotate(-1deg)}.hero-lead{font-size:18px;line-height:2;max-width:34em;margin:0 0 28px}.store-row{display:flex;flex-wrap:wrap;gap:12px}.store-placeholder{width:174px;min-height:62px;border:1px solid #36504D;border-radius:14px;background:#fff;padding:8px 18px;display:flex;flex-direction:column;justify-content:center}.store-placeholder small{font-size:11px;color:var(--text-sub);line-height:1.3}.store-placeholder strong{font-size:17px;color:var(--text);line-height:1.5}.store-link{width:174px;min-height:62px;border:1px solid var(--primary);border-radius:14px;background:var(--primary);color:#fff;padding:8px 18px;display:flex;flex-direction:column;justify-content:center;text-decoration:none;transition:opacity .2s ease}.store-link:hover{opacity:.85}.store-link small{font-size:11px;line-height:1.3;opacity:.85}.store-link strong{font-size:17px;line-height:1.5}.quiet-note{font-size:14px;color:var(--text-sub);margin:14px 0 0}.hero-visual{position:relative;min-height:430px}.hero-illustration{width:92%;margin-left:auto;border-radius:30% 18% 22% 18%;border:1px solid var(--border)}.phone-mock{position:absolute;left:0;bottom:-22px;width:31%;min-width:126px;background:#292724;padding:20px 7px 9px;border-radius:28px;box-shadow:0 16px 36px rgba(34,31,26,.14)}.phone-speaker{position:absolute;top:9px;left:50%;width:34%;height:4px;background:#5d5a55;border-radius:10px;transform:translateX(-50%)}.phone-mock img{border-radius:19px;aspect-ratio:9/20;object-fit:cover}.section{padding:96px 0}.split{display:grid;gap:48px}.align-center{align-items:center}.kicker{margin:0 0 10px;color:var(--primary);font-size:14px;font-weight:700;letter-spacing:.12em}.section h2{font-size:clamp(32px,8vw,48px);line-height:1.45;letter-spacing:-.035em;margin:0 0 26px}.section-copy p:not(.kicker){max-width:34em;margin:0 0 1em}.soft-figure{margin:0}.soft-figure img{border-radius:var(--radius);border:1px solid var(--border)}.steps-section,.safety-section,.pricing-section{background:var(--surface-alt)}.section-head{text-align:center;max-width:680px;margin:0 auto 52px}.section-head>p:last-child{color:var(--text-sub);margin:-10px 0 0}.steps{list-style:none;padding:0;margin:0;display:grid;gap:18px}.step-card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 14px 26px}.step-card img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:16px}.step-no{position:absolute;z-index:1;top:24px;left:24px;display:grid;place-items:center;width:46px;height:32px;background:var(--primary);color:#fff;border-radius:18px;font-size:13px;font-weight:700}.step-card h3{font-size:21px;margin:18px 10px 4px}.step-card p{margin:0 10px;color:var(--text-sub)}.features-section{background:var(--surface)}.feature-list{display:grid;gap:92px}.feature{display:grid;gap:38px;align-items:center}.screen-frame{width:min(78%,320px);margin:auto;padding:10px;background:#2c2b28;border-radius:32px;box-shadow:0 14px 30px rgba(34,31,26,.1)}.screen-frame img{border-radius:23px;aspect-ratio:9/19.5;object-fit:cover}.feature-index{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--primary-weak);color:var(--primary);font-size:13px;font-weight:700}.feature h3{font-size:clamp(26px,6vw,34px);line-height:1.55;margin:16px 0}.feature p{max-width:34em;margin:.6em 0;color:var(--text-sub)}.safety-grid{display:grid;gap:14px}.safety-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:25px}.line-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--primary-weak);color:var(--primary);font-weight:700;font-size:20px}.safety-card:nth-child(2) .line-icon{background:var(--accent-weak);color:var(--accent)}.safety-card h3{font-size:18px;margin:18px 0 7px}.safety-card p{margin:0;color:var(--text-sub);font-size:15px;line-height:1.8}.story-section{background:var(--surface)}.story-grid{display:grid;gap:48px;align-items:center}.story-lead{font-size:17px;line-height:2}.placeholder-copy{border-left:3px solid var(--border);padding-left:18px;color:var(--text-sub)}.story-sign{margin-top:28px;font-weight:700}.story-figure{margin:0}.story-figure img{border-radius:var(--radius);border:1px solid var(--border)}.price-grid{display:grid;gap:16px}.price-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px}.plan-name{font-weight:700;color:var(--primary);margin:0}.price{font-weight:700;font-size:32px;margin:8px 0 22px;line-height:1.4}.price small{font-size:13px;border:1px solid var(--border);border-radius:20px;padding:4px 9px;vertical-align:middle}.price-card ul{list-style:none;padding:0;margin:0}.price-card li{padding:11px 0 11px 30px;border-top:1px solid var(--border);position:relative}.price-card li:before{content:"✓";position:absolute;left:2px;color:var(--primary);font-weight:700}.price-note{margin-top:20px;background:var(--primary-weak);border:1px solid #b8d8d4;border-radius:18px;padding:20px;text-align:center}.price-note strong,.price-note span{display:block}.price-note span{margin-top:5px;color:var(--text-sub);font-size:14px}.faq-section{background:var(--bg)}.faq-list{border-top:1px solid var(--border)}details{border-bottom:1px solid var(--border)}summary{position:relative;cursor:pointer;list-style:none;font-weight:700;padding:22px 54px 22px 0}summary::-webkit-details-marker{display:none}summary:after{content:"＋";position:absolute;right:8px;color:var(--primary);font-size:24px;font-weight:400}details[open] summary:after{content:"−"}details p{margin:0;padding:0 50px 24px 0;color:var(--text-sub)}.closing{background:var(--primary-weak);text-align:center}.closing-inner{display:flex;flex-direction:column;align-items:center}.closing h2{margin:20px 0 8px}.closing p{margin:0 0 28px;color:var(--text-sub)}.centered{justify-content:center}.site-footer{background:var(--text);color:#fff;padding:52px 0}.footer-inner{text-align:center}.footer-brand{font-size:20px;font-weight:700}.site-footer nav{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:center}.site-footer a{color:#fff;text-underline-offset:5px}.operator,.copyright{font-size:13px;color:#d9d5cd;margin:26px 0 0}.copyright{margin-top:4px}.reveal{opacity:1;transform:none}.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}.js .reveal.is-visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js .reveal{opacity:1;transform:none;transition:none}}
@media(min-width:700px){.wrap{width:min(calc(100% - 64px),var(--max))}.hero{padding:80px 0 110px}.hero-grid{grid-template-columns:.9fr 1.1fr}.hero-visual{min-height:510px}.split,.story-grid{grid-template-columns:1fr 1fr}.steps{grid-template-columns:repeat(3,1fr)}.feature{grid-template-columns:1fr 1fr}.feature.reverse .screen-frame{order:2}.feature.reverse .feature-copy{order:1}.safety-grid{grid-template-columns:repeat(2,1fr)}.price-grid{grid-template-columns:1fr 1fr}.price-card{padding:36px}}
@media(min-width:1000px){.safety-grid{grid-template-columns:repeat(3,1fr)}.hero-visual{min-height:560px}.site-header{position:sticky;top:0;backdrop-filter:blur(10px)}}
@media(max-width:420px){.wrap{width:min(calc(100% - 28px),var(--max))}.brand img{width:34px;height:34px}.brand .brand-logo{height:21px;width:auto}.header-link{font-size:12px}.hero{padding-top:48px}.store-placeholder,.store-link{width:100%}.section{padding:76px 0}.hero-visual{min-height:360px}}