@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:#f7f4ec;
  --paper-2:#efebdc;
  --paper-3:#e6e0cc;
  --ink:#1b1d22;
  --ink-2:#5b5e66;
  --hair:rgba(27,29,34,.12);
  --pear:#f1d64a;
  --pear-deep:#cbae2e;
  --cyan:#4fb7e8;
  --cyan-deep:#2e93c6;
  --coral:#f2704f;
  --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(247,244,236,.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(--pear);color:var(--ink);font-weight:700;padding:9px 17px;border-radius:999px;white-space:nowrap;flex:none;box-shadow:0 6px 14px rgba(203,174,46,.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(--pear) 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(--pear);color:var(--ink);box-shadow:0 8px 18px rgba(203,174,46,.4)}
.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{border:1.5px solid rgba(27,29,34,.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 — abstract tiles, not window chrome */
.mock{position:relative;min-height:280px}
.tile{position:absolute;background:#fff;border:2px solid var(--ink);border-radius:14px;padding:16px 18px;font-family:'JetBrains Mono',monospace;font-size:13px;box-shadow:0 14px 30px rgba(27,29,34,.1)}
.tile .bar{width:34px;height:6px;border-radius:3px;margin:9px 0 0}
.tile.a{left:0;top:0;width:78%}
.tile.b{right:0;top:120px;width:74%}
.tile .p{color:var(--ink)}
.tile.a .bar{background:var(--cyan)}
.tile.b .bar{background:var(--pear-deep)}
.dot{position:absolute;right:14%;top:-12px;width:26px;height:26px;border-radius:50%;background:var(--pear);border:4px solid var(--pear-deep)}

/* 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(--cyan-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}

/* the + flow — horizontal numbered steps */
.flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;counter-reset:s}
@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(--pear-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(--pear-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}
}