@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --paper:#f4f7f2;
  --paper-2:#e9efe4;
  --paper-3:#dfe8d8;
  --ink:#1a2019;
  --ink-2:#5c655b;
  --hair:rgba(26,32,25,.12);
  --leaf:#31b06b;
  --leaf-deep:#1e7d4a;
  --mint:#a7d8be;
  --cyan:#4fb7e8;
  --radius:16px;
  --maxw:1060px;
}
*{box-sizing:border-box}
html,body{overflow-x:clip}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,'Hiragino Sans','Noto Sans JP',sans-serif;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-weight:700;letter-spacing:-.015em;font-style:normal;overflow-wrap:anywhere;min-width:0;margin:0}
a{color:inherit}
img{max-width:100%;display:block}
code{font-family:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86em;background:var(--paper-3);padding:2px 7px;border-radius:6px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* nav */
nav{position:sticky;top:0;z-index:20;background:rgba(244,247,242,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--hair)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;min-height:62px;flex-wrap:wrap;row-gap:10px;padding-top:10px;padding-bottom:10px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;white-space:nowrap}
.logo img{width:28px;height:28px;border-radius:8px;flex:none}
.logo span{font-weight:700;font-size:19px}
.navlinks{display:flex;gap:22px;align-items:center;font-size:14px;color:var(--ink-2);flex-wrap:wrap;row-gap:10px}
.navlinks a{text-decoration:none;transition:color .15s;white-space:nowrap}
.navlinks a:hover{color:var(--ink)}
.langsw{display:flex;gap:2px;background:var(--paper-2);border:1px solid var(--hair);border-radius:999px;padding:3px;flex:none}
.langsw a{font-size:12px;padding:6px 11px;border-radius:999px;text-decoration:none;color:var(--ink-2);white-space:nowrap;transition:background .15s,color .15s}
.langsw a.on{background:var(--ink);color:var(--paper);font-weight:600}
.navlinks a.cta{background:var(--leaf);color:#fff;font-weight:700;padding:9px 17px;border-radius:999px;white-space:nowrap;flex:none;box-shadow:0 6px 14px rgba(30,125,74,.35)}
.navlinks a.cta:hover{transform:translateY(-1px)}

/* hero */
.hero{padding:88px 0 64px}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
@media(max-width:860px){.hero .wrap{grid-template-columns:1fr;gap:40px}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--ink-2);background:var(--paper-2);border:1px solid var(--hair);padding:6px 13px;border-radius:999px;margin-bottom:24px}
.hero h1{font-size:clamp(34px,5vw,56px);line-height:1.08;margin:0 0 20px;max-width:15ch}
.hero h1 .u{background:linear-gradient(transparent 62%,var(--leaf) 62%);padding:0 .06em}
.hero p.lead{font-size:18px;color:var(--ink-2);max-width:46ch;margin:0 0 30px}
.hero-actions{display:flex;gap:13px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-weight:700;font-size:15px;padding:13px 22px;border-radius:999px;transition:transform .15s}
.btn-primary{background:var(--leaf);color:#fff;box-shadow:0 8px 18px rgba(30,125,74,.4)}
.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{border:1.5px solid rgba(26,32,25,.28);color:var(--ink)}
.btn-ghost:hover{transform:translateY(-1px);border-color:var(--ink)}
.hero-meta{margin-top:18px;font-size:13px;color:var(--ink-2)}

/* hero mock — menu bar + dropdown */
.mock{position:relative;min-height:280px}
.menubar{position:absolute;left:0;right:0;top:12px;height:34px;background:var(--ink);border-radius:10px;display:flex;align-items:center;justify-content:flex-end;gap:14px;padding:0 16px;color:rgba(255,255,255,.85);font-size:13px;box-shadow:0 14px 30px rgba(26,32,25,.18)}
.menubar .sb{display:flex;align-items:center;gap:6px;color:#fff;font-weight:600;background:rgba(255,255,255,.14);padding:3px 10px;border-radius:6px}
.menubar .bat{position:relative;width:22px;height:11px;border:1.5px solid #fff;border-radius:3px;display:inline-block}
.menubar .bat:before{content:'';position:absolute;inset:1.5px;right:5px;background:var(--leaf);border-radius:1.5px}
.menubar .bat:after{content:'';position:absolute;right:-4px;top:2.5px;width:2px;height:4px;background:#fff;border-radius:1px}
.dropdown{position:absolute;right:24px;top:56px;width:230px;background:#fff;border:1px solid var(--hair);border-radius:12px;box-shadow:0 18px 40px rgba(26,32,25,.16);padding:8px;font-size:13px}
.dropdown .row{padding:7px 10px;border-radius:7px;color:var(--ink)}
.dropdown .row.dim{color:var(--ink-2);font-size:12px}
.dropdown .row.on{background:var(--leaf);color:#fff;display:flex;justify-content:space-between}
.dropdown hr{border:none;border-top:1px solid var(--hair);margin:6px 4px}
.bolt{position:absolute;right:16%;bottom:-6px;width:54px;height:54px;border-radius:50%;background:var(--leaf);border:4px solid var(--leaf-deep);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:22px}

/* sections */
section{padding:60px 0;border-top:1px solid var(--hair)}
.section-head{max-width:620px;margin:0 0 40px}
.kicker{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--leaf-deep);font-weight:700;margin:0 0 10px}
.section-head h2{font-size:clamp(24px,3.2vw,34px);margin:0 0 12px}
.section-head p{color:var(--ink-2);font-size:16px;margin:0}

/* setup flow — horizontal numbered steps */
.flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;counter-reset:s;padding-left:0;margin:0}
@media(max-width:760px){.flow{grid-template-columns:1fr}}
.flow li{counter-increment:s;list-style:none;background:#fff;border:1px solid var(--hair);border-radius:var(--radius);padding:24px}
.flow li:before{content:counter(s);display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:var(--paper-2);border:1px solid var(--leaf-deep);color:var(--ink);font-weight:700;font-size:14px;margin-bottom:14px}
.flow h3{font-size:16px;margin:0 0 6px}
.flow p{font-size:14px;color:var(--ink-2);margin:0}

/* feature spec list */
.spec{border-top:1px solid var(--hair)}
.spec .row{display:grid;grid-template-columns:200px 1fr;gap:28px;padding:20px 0;border-bottom:1px solid var(--hair)}
@media(max-width:680px){.spec .row{grid-template-columns:1fr;gap:6px}}
.spec dt{font-weight:700;font-size:15px}
.spec dd{margin:0;font-size:14.5px;color:var(--ink-2)}
.spec kbd{font-family:'JetBrains Mono',monospace;font-size:.85em;background:var(--ink);color:var(--paper);padding:2px 7px;border-radius:6px}

/* info strip */
.strip{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:760px){.strip{grid-template-columns:1fr}}
.panel{background:#fff;border:1px solid var(--hair);border-radius:var(--radius);padding:26px}
.panel h3{font-size:16px;margin:0 0 14px}
.panel ul{margin:0;padding:0;list-style:none}
.panel li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);padding:9px 0;border-top:1px solid var(--hair)}
.panel li:first-child{border-top:none}
.panel li .d{color:var(--leaf-deep);flex:none}
.panel pre{margin:0;overflow-x:auto;background:var(--paper-2);border:1px solid var(--hair);border-radius:10px;padding:14px;font-family:'JetBrains Mono',monospace;font-size:12.5px;line-height:1.7}

/* footer */
footer{border-top:1px solid var(--hair);padding:40px 0;margin-top:24px}
.foot-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:22px;font-size:13px;color:var(--ink-2)}
.foot-links{display:flex;gap:18px;flex-wrap:wrap}
.foot-links a{text-decoration:none;color:var(--ink-2)}
.foot-links a:hover{color:var(--ink)}
.foot-brand{display:flex;align-items:center;gap:8px}
.foot-brand img{width:20px;height:20px;border-radius:5px}

@media(max-width:640px){
  .navlinks{gap:8px;justify-content:flex-end}
  .navlinks > a:not(.cta){display:none}
  .logo span{font-size:16px}
  .langsw a{padding:6px 8px}
  .hero{padding:44px 0 44px}
}