:root{
  --green:#406F38; --green-dark:#2F5329; --green-light:#E8F0E5;
  --orange:#F29700; --orange-dark:#C97D00;
  --ink:#1F2A1D; --muted:#5B6858; --line:#D9E2D5; --bg:#FFFFFF; --bg-soft:#F5F8F3;
  --radius:14px; --shadow:0 8px 28px rgba(31,42,29,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;color-scheme:light}
body{font-family:"Helvetica Neue",Arial,"Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(1120px,92%);margin:0 auto}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.12em;color:var(--orange-dark);text-transform:uppercase;margin-bottom:.6rem}
h1,h2,h3{line-height:1.3;font-weight:800}
h2{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:.5rem}
.lead{color:var(--muted);max-width:640px}
section{padding:clamp(56px,8vw,96px) 0}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.4rem;border-radius:999px;font-weight:700;font-size:1rem;border:2px solid transparent;transition:transform .15s,box-shadow .15s,background .15s;cursor:pointer}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-dark)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-dark)}
.btn-outline{border-color:var(--green);color:var(--green);background:#fff}
.btn-outline:hover{background:var(--green-light)}
.btn svg{width:20px;height:20px;flex:none}

/* header */
header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:1rem}
.brand{display:flex;align-items:center;gap:.7rem;font-weight:800;font-size:1.1rem}
.brand img{width:42px;height:42px;border-radius:8px}
.brand small{display:block;font-size:.7rem;font-weight:600;color:var(--muted);letter-spacing:.08em}
.links{display:flex;gap:1.6rem;font-weight:600;font-size:.95rem;align-items:center}
.links a:hover{color:var(--green)}
.lang{font-size:.8rem;font-weight:700;color:var(--green);border:1.5px solid var(--green);border-radius:999px;padding:.25rem .7rem;white-space:nowrap}
.lang:hover{background:var(--green-light)}
@media(max-width:760px){.links a:not(.lang){display:none}}

/* hero */
.hero{background:linear-gradient(180deg,var(--bg-soft) 0%,#fff 100%);padding:clamp(56px,9vw,110px) 0}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
@media(max-width:820px){.hero-grid{grid-template-columns:1fr;text-align:center}.hero-logo{order:-1;max-width:260px;margin:0 auto}.hero .cta{justify-content:center}}
.hero h1{font-size:clamp(2rem,4.6vw,3.3rem);margin-bottom:1rem}
.hero h1 span{color:var(--green)}
.hero p{font-size:1.1rem;color:var(--muted);margin-bottom:1.8rem}
.cta{display:flex;flex-wrap:wrap;gap:.8rem}
.hero-logo{position:relative;width:100%;max-width:400px;margin:0 auto;aspect-ratio:1/1;border-radius:24px;box-shadow:var(--shadow);background:#fff;overflow:hidden;cursor:pointer}
.hero-logo img,.hero-logo .anim{position:absolute;inset:0;width:100%;height:100%}
.hero-logo .anim{opacity:0;transition:opacity .2s}
.hero-logo.playing .anim{opacity:1}
.hero-logo.playing img{opacity:0}
.hero-logo .hint{position:absolute;right:12px;bottom:10px;font-size:.7rem;color:var(--muted);background:rgba(255,255,255,.85);padding:.15rem .5rem;border-radius:999px;pointer-events:none}
.pills{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.6rem}
.pill{font-size:.8rem;font-weight:700;color:var(--green-dark);background:var(--green-light);padding:.3rem .8rem;border-radius:999px}

/* features */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:2.4rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.icon{width:48px;height:48px;border-radius:12px;background:var(--green-light);display:grid;place-items:center;margin-bottom:1rem}
.icon svg{width:26px;height:26px;stroke:var(--green);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.icon svg.solid{fill:var(--green);stroke:none}
.card h3{font-size:1.1rem;margin-bottom:.4rem}
.card p{font-size:.95rem;color:var(--muted)}

/* screenshots */
.screens{background:var(--bg-soft)}
.strip{display:flex;gap:24px;overflow-x:auto;padding:2.4rem 4px 1rem;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.strip::-webkit-scrollbar{height:8px}
.strip::-webkit-scrollbar-thumb{background:var(--line);border-radius:4px}
.phone{flex:0 0 auto;width:230px;scroll-snap-align:start}
.phone .frame{background:#1f2a1d;border-radius:28px;padding:10px;box-shadow:var(--shadow)}
.phone .frame img{border-radius:20px;aspect-ratio:9/19.5;object-fit:cover;background:#fff;width:100%}
.phone figcaption{text-align:center;font-size:.85rem;font-weight:600;color:var(--muted);margin-top:.7rem}
.screens.empty{display:none}

/* pricing */
.pricing{background:var(--green);color:#fff}
.pricing .eyebrow{color:#FFD27A}
.pricing .lead{color:rgba(255,255,255,.85)}
.price-box{margin-top:2.4rem;background:#fff;color:var(--ink);border-radius:20px;padding:clamp(28px,5vw,48px);display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;box-shadow:var(--shadow)}
@media(max-width:760px){.price-box{grid-template-columns:1fr;text-align:center}}
.price-box h3{font-size:1.5rem;margin-bottom:.4rem}
.price-box .big{font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:900;color:var(--green);margin:.4rem 0 .8rem}
.price-box ul{list-style:none;display:grid;gap:.4rem;color:var(--muted);font-size:.95rem}
.price-box li::before{content:"✓";color:var(--orange);font-weight:900;margin-right:.5rem}

/* technology */
.tech-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:2.4rem}
.tech-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;text-align:center;transition:transform .15s,box-shadow .15s}
.tech-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.tech-mark{width:56px;height:56px;margin:0 auto 1rem;border-radius:16px;display:grid;place-items:center;background:var(--bg-soft);border:1px solid var(--line)}
.tech-mark svg{width:28px;height:28px;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.tm-claude svg{stroke:#C96442}
.tm-google svg{stroke:#4285F4}
.tm-ff svg{stroke:#4B39EF}
.tm-dropbox svg{fill:#0061FF;stroke:none}
.tech-mark svg.solid{stroke:none}
.tech-card h3{font-size:1.05rem;margin-bottom:.4rem}
.tech-card p{font-size:.93rem;color:var(--muted)}
.tech-note{text-align:center;margin-top:1.6rem;font-size:.78rem}
.note{font-size:.85rem;color:var(--muted);margin-top:.8rem}

/* rollout flow */
.flow{background:var(--bg-soft)}
.flow-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:20px;margin-top:2.4rem;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem 1.4rem;position:relative}
.step::before{counter-increment:step;content:counter(step);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--green);color:#fff;font-weight:900;font-size:1rem;margin-bottom:.9rem}
.step h3{font-size:1rem;margin-bottom:.35rem}
.step p{font-size:.9rem;color:var(--muted)}

/* faq */
.faq-list{margin-top:2.4rem;display:grid;gap:12px}
.faq-list details{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.faq-list summary{cursor:pointer;padding:1.1rem 1.4rem;font-weight:700;font-size:1rem;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";font-size:1.4rem;font-weight:400;color:var(--green);line-height:1;flex:none}
.faq-list details[open] summary::after{content:"\2212"}
.faq-list summary:hover{background:var(--bg-soft)}
.faq-list .answer{padding:0 1.4rem 1.2rem;color:var(--muted);font-size:.95rem}

/* legal pages */
.legal{padding-top:clamp(40px,6vw,72px)}
.legal .wrap{max-width:780px}
.legal h1{font-size:clamp(1.6rem,3.4vw,2.2rem);margin-bottom:.5rem}
.legal .updated{color:var(--muted);font-size:.85rem;margin-bottom:2.4rem}
.legal h2{font-size:1.15rem;margin:2.2rem 0 .6rem;padding-top:1.4rem;border-top:1px solid var(--line)}
.legal h2:first-of-type{border-top:0;padding-top:0}
.legal p,.legal li{color:var(--muted);font-size:.95rem}
.legal ul,.legal ol{margin:.6rem 0 .6rem 1.3rem;display:grid;gap:.3rem}
.legal .fill{background:#FFF4D6;border:1px dashed var(--orange);border-radius:10px;padding:1rem 1.2rem;color:var(--ink);font-size:.9rem;margin:1rem 0}
.legal .back{display:inline-block;margin-top:2.4rem;font-weight:700;color:var(--green)}

/* contact */
.contact{background:var(--bg-soft)}
.contact-box{margin-top:2rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.contact-box .card strong{display:block;font-size:.8rem;color:var(--muted);letter-spacing:.06em;margin-bottom:.3rem}
.contact-box .card a{font-weight:700;color:var(--green);font-size:1.05rem;word-break:break-all}

footer{padding:32px 0;border-top:1px solid var(--line);font-size:.85rem;color:var(--muted)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem}