/* HANAFULPOP — black × gold design system */
:root{
  --bg:#000000;
  --gold:#C8A951;
  --gold-soft:rgba(200,169,81,0.55);
  --gold-dim:rgba(200,169,81,0.18);
  --text:#ECEAE4;
  --text-dim:rgba(236,234,228,0.62);
  --panel:rgba(255,255,255,0.035);
  --line:rgba(200,169,81,0.22);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",-apple-system,BlinkMacSystemFont,sans-serif;
  font-weight:300;
  line-height:1.9;
  letter-spacing:0.02em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.serif{
  font-family:"Playfair Display","Noto Serif JP","Hiragino Mincho ProN",serif;
  font-weight:600;
  letter-spacing:0.04em;
  line-height:1.5;
}
a{color:var(--gold);text-decoration:none}
a:hover{opacity:0.85}
img{max-width:100%;height:auto}

/* ---------- nav ---------- */
nav{
  position:sticky;top:0;z-index:100;
  display:flex;align-items:center;gap:28px;
  padding:16px 6vw;
  background:rgba(0,0,0,0.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(200,169,81,0.12);
}
nav .brand{display:flex;align-items:center;gap:10px;margin-right:auto}
nav .brand img{height:34px;width:auto}
nav .brand span{font-size:0.8rem;letter-spacing:0.3em;color:var(--gold);font-weight:500}
nav a.nav-link{font-size:0.82rem;letter-spacing:0.14em;color:var(--text-dim);text-transform:uppercase}
nav a.nav-link:hover{color:var(--gold)}
nav a.nav-cta{
  font-size:0.8rem;letter-spacing:0.14em;color:var(--gold);
  border:1px solid var(--gold-soft);border-radius:999px;
  padding:7px 22px;text-transform:uppercase;
}
@media(max-width:640px){
  nav{gap:16px;padding:14px 5vw;flex-wrap:wrap}
  nav a.nav-link{font-size:0.72rem}
}

/* ---------- layout ---------- */
.wrap{max-width:1060px;margin:0 auto;padding:0 6vw}
section{padding:90px 0}
.kicker{
  font-size:0.72rem;letter-spacing:0.42em;color:var(--gold);
  text-transform:uppercase;margin-bottom:18px;font-weight:500;
}
.h-line{color:#fff;font-size:clamp(1.7rem,4vw,2.6rem);margin-bottom:34px}
.h-line em{font-style:normal;color:var(--gold)}
.lead{color:var(--text-dim);max-width:640px}

/* ---------- hero ---------- */
.hero{
  min-height:78vh;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;
  padding:80px 6vw 60px;
}
.hero .studio{font-size:0.74rem;letter-spacing:0.5em;color:var(--text-dim);text-transform:uppercase;margin-bottom:34px}
.hero img.hero-logo{width:min(560px,84vw);filter:drop-shadow(0 0 60px rgba(200,169,81,0.25))}
.hero .tagline{margin-top:36px;color:var(--text-dim);font-size:1.02rem;letter-spacing:0.12em}

/* ---------- app card ---------- */
.app-card{
  display:flex;gap:38px;align-items:center;
  background:var(--panel);border:1px solid var(--line);
  border-radius:22px;padding:44px;
}
.app-card .icon{flex-shrink:0;width:150px}
.app-card .icon img{width:150px;height:150px;border-radius:28px;box-shadow:0 12px 50px rgba(200,169,81,0.18)}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 14px}
.badge{
  font-size:0.62rem;letter-spacing:0.16em;text-transform:uppercase;
  border:1px solid var(--line);border-radius:999px;padding:4px 12px;color:var(--gold);
}
.badge.live{border-color:rgba(90,200,140,0.5);color:#7fd6a4}
.app-card h3{color:#fff;font-size:1.7rem}
.app-card .jp-sub{color:var(--text-dim);font-size:0.86rem;margin-bottom:12px}
.app-card p.desc{color:var(--text-dim);font-size:0.92rem;margin-bottom:22px}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn-gold{
  display:inline-block;background:linear-gradient(135deg,#8a6f2f,var(--gold),#e6cf8a);
  color:#0a0800;font-weight:600;font-size:0.86rem;letter-spacing:0.1em;
  padding:13px 30px;border-radius:10px;
}
.btn-ghost{
  display:inline-block;border:1px solid var(--line);color:var(--text);
  font-size:0.86rem;padding:12px 26px;border-radius:10px;
}
.btn-text{font-size:0.86rem;color:var(--gold)}
@media(max-width:720px){
  .app-card{flex-direction:column;text-align:center;padding:34px 24px}
  .badges,.btn-row{justify-content:center}
}

/* ---------- coming soon ---------- */
.soon-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;margin-top:26px}
.soon{
  background:var(--panel);border:1px solid rgba(255,255,255,0.07);
  border-radius:16px;padding:30px 24px;text-align:center;color:var(--text-dim);
}
.soon .cat{font-size:0.66rem;letter-spacing:0.3em;text-transform:uppercase;color:var(--gold-soft);margin-bottom:14px}
.soon .next{font-size:0.78rem;letter-spacing:0.22em;margin-top:10px}

/* ---------- blog ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.post-card{
  display:block;background:var(--panel);border:1px solid var(--line);
  border-radius:16px;padding:28px;color:var(--text);
  transition:border-color .25s;
}
.post-card:hover{border-color:var(--gold-soft);opacity:1}
.post-card .cat{font-size:0.64rem;letter-spacing:0.26em;color:var(--gold);text-transform:uppercase}
.post-card h3{color:#fff;font-size:1.06rem;margin:12px 0 10px;line-height:1.6}
.post-card p{color:var(--text-dim);font-size:0.84rem}
.post-card .more{display:inline-block;margin-top:14px;font-size:0.78rem;color:var(--gold);letter-spacing:0.1em}

/* ---------- article page ---------- */
.article{max-width:760px;margin:0 auto;padding:70px 6vw 90px}
.article .cat{font-size:0.66rem;letter-spacing:0.3em;color:var(--gold);text-transform:uppercase}
.article h1{color:#fff;font-size:clamp(1.5rem,3.6vw,2.2rem);margin:16px 0 34px}
.article h2{color:var(--gold);font-size:1.18rem;margin:52px 0 18px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.article p{margin-bottom:22px;color:var(--text)}
.article ul,.article ol{margin:0 0 22px 1.4em;color:var(--text)}
.article li{margin-bottom:8px}
.article .note{
  background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:20px 24px;font-size:0.88rem;color:var(--text-dim);margin:34px 0;
}
.article .app-cta{
  display:block;background:var(--gold-dim);border:1px solid var(--gold-soft);
  border-radius:14px;padding:24px 28px;margin:44px 0 0;color:var(--text);
}
.article .app-cta strong{color:var(--gold)}
.back-link{display:inline-block;margin-top:40px;font-size:0.84rem}

/* ---------- about / contact ---------- */
.about-box,.contact-box{
  background:var(--panel);border:1px solid var(--line);
  border-radius:20px;padding:44px;max-width:760px;
}
.contact-box{text-align:center;margin:0 auto}
.contact-box .mail{
  display:inline-block;margin-top:22px;font-size:1.05rem;letter-spacing:0.06em;
  border:1px solid var(--gold-soft);border-radius:12px;padding:14px 34px;color:var(--gold);
}

/* ---------- footer ---------- */
footer{
  border-top:1px solid rgba(200,169,81,0.12);
  padding:44px 6vw 60px;text-align:center;color:var(--text-dim);font-size:0.78rem;
}
footer .f-links{display:flex;gap:26px;justify-content:center;flex-wrap:wrap;margin-bottom:18px}
footer .f-links a{color:var(--text-dim);letter-spacing:0.1em}
footer .f-links a:hover{color:var(--gold)}
footer .copy{letter-spacing:0.14em}

/* ---------- reveal animation ---------- */
[data-r]{opacity:0;transform:translateY(22px);transition:opacity .8s ease,transform .8s ease}
[data-r].in{opacity:1;transform:none}