:root{
  --bg:#0b0f14;
  --bg-soft:#10161d;
  --card:#161e27;
  --card-2:#1b2530;
  --border:rgba(255,255,255,.08);
  --gold:#d4af37;
  --gold-soft:#f2d989;
  --green:#2fa968;
  --red:#e5565c;
  --text:#f3f5f7;
  --text-dim:#97a3b0;
  --text-dim2:#6c7684;
  --radius:18px;
  --maxw:1120px;
  font-size:16px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Hiragino Sans","Noto Sans JP","Yu Gothic",system-ui,-apple-system,sans-serif;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(212,175,55,.12);
  border:1px solid rgba(212,175,55,.35);
  color:var(--gold-soft);
  padding:6px 14px;border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.02em;
}

/* NAV */
header.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(11,15,20,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;
}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.01em;}
.logo-mark{
  width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,var(--gold),#8a6d1f);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;color:#1a1304;font-weight:900;
}
.nav-cta{
  background:var(--gold);color:#1a1304;font-weight:700;
  padding:10px 20px;border-radius:999px;font-size:14px;
  display:inline-flex;align-items:center;gap:6px;
  box-shadow:0 8px 20px -8px rgba(212,175,55,.6);
}
.nav-links{display:flex;gap:28px;font-size:14px;color:var(--text-dim);}
@media(max-width:760px){.nav-links{display:none;}}

/* HERO */
.hero{
  position:relative;
  padding:72px 0 96px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(8,11,15,.55),rgba(8,11,15,.92) 75%,var(--bg)),url('assets/img/hero-race.jpg');
  background-size:cover;background-position:center 38%;
  z-index:0;
}
.hero-inner{position:relative;z-index:1;}
.hero h1{
  font-size:44px;line-height:1.35;font-weight:800;margin:20px 0 18px;
  max-width:760px;
}
.hero h1 .hl{color:var(--gold-soft);}
.hero p.lead{
  color:var(--text-dim);font-size:17px;max-width:620px;margin:0 0 32px;
}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:46px;}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 26px;border-radius:12px;font-weight:700;font-size:15px;
  cursor:pointer;border:none;
}
.btn-primary{background:var(--gold);color:#1a1304;box-shadow:0 10px 26px -10px rgba(212,175,55,.65);}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--text);border:1px solid var(--border);}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap;}
.hero-stats .stat b{display:block;font-size:26px;color:var(--gold-soft);font-weight:800;}
.hero-stats .stat span{font-size:13px;color:var(--text-dim2);}

/* SECTION GENERIC */
section{padding:88px 0;}
.section-tag{color:var(--gold);font-weight:700;font-size:13px;letter-spacing:.12em;text-transform:uppercase;}
.section-title{font-size:30px;font-weight:800;margin:12px 0 16px;max-width:620px;}
.section-sub{color:var(--text-dim);max-width:620px;font-size:15.5px;}

/* PAIN / SOLUTION */
.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:44px;}
@media(max-width:760px){.pain-grid{grid-template-columns:1fr;}}
.pain-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:24px 26px;
}
.pain-card .tag{font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;display:inline-block;margin-bottom:12px;}
.pain-card.before .tag{background:rgba(229,86,92,.14);color:#ff8b90;}
.pain-card.after .tag{background:rgba(47,169,104,.16);color:#7be3a7;}
.pain-card h3{margin:0 0 10px;font-size:17px;}
.pain-card ul{margin:0;padding-left:18px;color:var(--text-dim);font-size:14.5px;}
.pain-card li{margin-bottom:6px;}

/* FEATURE GRID */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:46px;}
@media(max-width:900px){.feat-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:600px){.feat-grid{grid-template-columns:1fr;}}
.feat-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 22px;position:relative;overflow:hidden;
}
.feat-card .icon{
  width:46px;height:46px;border-radius:12px;
  background:linear-gradient(135deg,rgba(212,175,55,.22),rgba(212,175,55,.06));
  display:flex;align-items:center;justify-content:center;color:var(--gold-soft);margin-bottom:16px;
}
.feat-card h3{font-size:16.5px;margin:0 0 8px;}
.feat-card p{font-size:14px;color:var(--text-dim);margin:0;}

/* SHOWCASE / SCREENS */
.showcase{
  background:var(--bg-soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.screens-row{
  display:flex;gap:22px;overflow-x:auto;padding:46px 4px 10px;scroll-snap-type:x mandatory;
}
.screens-row::-webkit-scrollbar{height:8px;}
.screens-row::-webkit-scrollbar-thumb{background:var(--card-2);border-radius:8px;}
.screen-frame{
  flex:0 0 auto;width:250px;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--border);border-radius:22px;padding:10px;
}
.screen-frame .cap{padding:12px 6px 4px;font-size:13px;color:var(--text-dim);text-align:center;}
.mini-phone{
  width:100%;aspect-ratio:9/18.5;border-radius:16px;overflow:hidden;background:#0d141c;position:relative;border:1px solid rgba(255,255,255,.06);
}

/* SYNERGY SECTION */
.synergy{
  background:linear-gradient(135deg,rgba(212,175,55,.08),transparent 60%);
  border:1px solid var(--border);border-radius:24px;padding:40px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;
}
@media(max-width:800px){.synergy{grid-template-columns:1fr;}}
.synergy img{border-radius:16px;}
.synergy h3{font-size:22px;margin:0 0 14px;}
.synergy p{color:var(--text-dim);font-size:15px;}
.synergy .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px;}
.synergy .tags span{
  font-size:12.5px;background:rgba(255,255,255,.06);border:1px solid var(--border);
  padding:6px 12px;border-radius:999px;color:var(--text-dim);
}

/* PROCESS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px;}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.steps{grid-template-columns:1fr;}}
.step{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:22px;}
.step .n{font-size:13px;color:var(--gold);font-weight:800;margin-bottom:10px;}
.step h4{margin:0 0 8px;font-size:15.5px;}
.step p{margin:0;font-size:13.5px;color:var(--text-dim);}

/* ABOUT */
.about{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:center;
}
@media(max-width:800px){.about{grid-template-columns:1fr;}}
.about-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:28px;
}
.about-card .avatar{
  width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--gold),#8a6d1f);
  display:flex;align-items:center;justify-content:center;font-weight:800;color:#1a1304;font-size:20px;margin-bottom:16px;
}

/* CTA FOOTER */
.cta-block{
  background:var(--card);border:1px solid var(--border);border-radius:28px;
  padding:56px 40px;text-align:center;
}
.cta-block h2{font-size:28px;margin:0 0 14px;}
.cta-block p{color:var(--text-dim);max-width:520px;margin:0 auto 28px;}
footer{padding:36px 0;color:var(--text-dim2);font-size:13px;text-align:center;}

/* App-frame embed on landing */
.app-embed-wrap{display:flex;justify-content:center;margin-top:40px;}
.phone-shell{
  width:300px;height:620px;border-radius:40px;background:#000;padding:12px;box-shadow:0 30px 60px -20px rgba(0,0,0,.6);
}
.phone-shell iframe{width:100%;height:100%;border:none;border-radius:30px;background:#0d141c;}