:root{
  --bg: #0b0c10;
  --paper: rgba(255,255,255,0.06);
  --paper2: rgba(255,255,255,0.08);
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.68);
  --muted2: rgba(255,255,255,0.55);
  --line: rgba(255,255,255,0.10);

  /* “静かな日本”寄り：藍 / 紫 / 薄桃 */
  --a: #5b4b8a;
  --b: #2f5f7a;
  --c: #f2c6cf;

  --accent: rgba(242,198,207,0.9);
  --accent2: rgba(123,97,255,0.85);

  --radius: 18px;
  --radius2: 24px;
  --shadow: 0 18px 60px rgba(0,0,0,0.45);
}

*{ box-sizing:border-box; }
html, body{ height:100%; }

body{
  margin:0;
  font-family: Inter, "Noto Sans JP", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 700px at 20% 15%, rgba(242,198,207,0.14), transparent 60%),
              radial-gradient(900px 600px at 80% 10%, rgba(123,97,255,0.20), transparent 55%),
              linear-gradient(180deg, #07080a, #0b0c10 40%, #07080a);
  line-height: 1.65;
  letter-spacing: 0.2px;
}

a{ color: var(--text); text-decoration:none; }
a:hover{ opacity:0.9; }

.sr-only{
  position:absolute; width:1px; height:1px;
  padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0);
  white-space:nowrap; border:0;
}

.hero{
  position: relative;
  padding: 26px 22px 64px;
  overflow:hidden;
}

.hero::before{
  content:"";
  position:absolute;
  inset:-20%;
  background:
    radial-gradient(900px 600px at 22% 28%, rgba(91,75,138,0.55), transparent 60%),
    radial-gradient(900px 600px at 72% 22%, rgba(47,95,122,0.55), transparent 62%),
    radial-gradient(700px 500px at 55% 65%, rgba(242,198,207,0.24), transparent 58%);
  filter: blur(12px);
  opacity: 0.9;
  pointer-events:none;
}

.nav{
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 10px 6px;
}

.brand{
  display:flex;
  align-items:center;
  gap: 10px;
  font-weight:800;
  letter-spacing:0.3px;
}

.brand.small{ font-weight:700; }

.brand-mark{
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(242,198,207,0.95), rgba(123,97,255,0.85));
  box-shadow: 0 0 0 6px rgba(255,255,255,0.04);
}

.brand-name{
  font-size: 0.95rem;
}

.nav-links{
  display:flex;
  align-items:center;
  gap: 14px;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav-links a{
  color: var(--muted);
  padding: 10px 10px;
  border-radius: 12px;
}

.nav-links a:hover{
  background: rgba(255,255,255,0.05);
  color: var(--text);
}

.nav-links .pill{
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
}

.hero-inner{
  position: relative;
  max-width: 1120px;
  margin: 34px auto 0;
  display:grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items:start;
}

.kicker{
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0 0 10px;
}

h1{
  margin: 0 0 14px;
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: -0.6px;
}

.h1-sub{
  display:block;
  font-weight: 600;
  color: rgba(255,255,255,0.78);
  margin-top: 10px;
}

.subtitle{
  margin: 0 0 22px;
  max-width: 720px;
  color: rgba(255,255,255,0.78);
  font-size: 1.05rem;
}

.subtitle strong{
  color: rgba(255,255,255,0.94);
  font-weight: 700;
}

.cta{
  display:flex;
  gap: 12px;
  align-items:center;
  margin: 18px 0 14px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 12px 18px;
  border-radius: 14px;
  font-weight: 700;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,0.075);
  border-color: rgba(255,255,255,0.14);
}

.btn.primary{
  border: none;
  background: linear-gradient(135deg, rgba(242,198,207,0.95), rgba(123,97,255,0.90));
  color: #0b0c10;
}

.btn.ghost{
  background: rgba(255,255,255,0.04);
}

.micro{
  margin: 12px 0 0;
  color: var(--muted2);
  font-size: 0.92rem;
}

.micro .sep{ opacity:0.5; margin: 0 8px; }
.micro-dot{
  display:inline-block;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(242,198,207,0.85);
  margin-right: 10px;
  vertical-align: middle;
  box-shadow: 0 0 0 6px rgba(242,198,207,0.08);
}

.hero-card{
  border-radius: var(--radius2);
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.06);
  box-shadow: var(--shadow);
  overflow:hidden;
  backdrop-filter: blur(10px);
}

.card-top{
  display:flex;
  gap: 10px;
  padding: 16px 16px 0;
  flex-wrap: wrap;
}

.chip{
  font-size: 0.82rem;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.86);
}

.chip.subtle{
  color: rgba(255,255,255,0.72);
  background: rgba(255,255,255,0.035);
}

.card-body{
  padding: 18px 16px 14px;
}

.card-title{
  margin: 6px 0 6px;
  font-weight: 800;
  font-size: 1.1rem;
}

.card-text{
  margin: 0 0 16px;
  color: rgba(255,255,255,0.72);
}

.card-metrics{
  display:grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}

.metric{
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(0,0,0,0.18);
  padding: 10px 10px;
}

.metric-label{
  font-size: 0.78rem;
  color: rgba(255,255,255,0.60);
}

.metric-value{
  font-size: 0.95rem;
  font-weight: 700;
  color: rgba(255,255,255,0.90);
  margin-top: 4px;
}

.card-bottom{
  padding: 0 16px 16px;
}

.softline{
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.14), transparent);
  margin: 6px 0 10px;
}

.card-note{
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.66);
}

.hero-space{
  height: 48px; /* “間” */
  max-width: 1120px;
  margin: 0 auto;
}

main{
  position: relative;
}

.section{
  max-width: 1120px;
  margin: 0 auto;
  padding: 72px 22px;
}

.section.dark{
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.00));
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.section-head{
  max-width: 860px;
}

.section-head.center{
  text-align:center;
  margin: 0 auto;
}

h2{
  margin: 0 0 12px;
  font-size: 1.9rem;
  letter-spacing: -0.4px;
}

.lead{
  margin: 0;
  color: rgba(255,255,255,0.72);
  font-size: 1.05rem;
}

.grid-3{
  margin-top: 26px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.grid-2{
  margin-top: 26px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.panel{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.05);
  padding: 18px 18px;
}

.panel-icon{
  font-size: 1.15rem;
  opacity: 0.95;
}

.panel h3{
  margin: 10px 0 8px;
  font-size: 1.05rem;
  letter-spacing: -0.2px;
}

.panel p{
  margin: 0;
  color: rgba(255,255,255,0.70);
}

.darkpanel{
  background: rgba(0,0,0,0.20);
}

.notebox{
  margin-top: 22px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.04);
  padding: 16px 16px;
  display:flex;
  gap: 12px;
  align-items:flex-start;
}

.note-badge{
  flex: 0 0 auto;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(242,198,207,0.14);
  border: 1px solid rgba(242,198,207,0.26);
  color: rgba(242,198,207,0.92);
}

.notebox p{
  margin: 0;
  color: rgba(255,255,255,0.70);
}

.emphasis{
  margin: 26px 0 0;
  font-size: 1.2rem;
  color: rgba(255,255,255,0.82);
}

.emphasis strong{
  color: rgba(255,255,255,0.96);
}

.list{
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  max-width: 760px;
}

.list li{
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.82);
}

.list li:last-child{ border-bottom:none; }

.cta-section{
  text-align:center;
}

.waitlist-form{
  margin-top: 22px;
  display:flex;
  justify-content:center;
  gap: 10px;
  flex-wrap: wrap;
}

.waitlist-form input{
  width: min(360px, 78vw);
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.22);
  color: rgba(255,255,255,0.92);
  outline: none;
}

.waitlist-form input::placeholder{
  color: rgba(255,255,255,0.45);
}

.waitlist-form button{
  padding: 12px 16px;
  border-radius: 14px;
  border: none;
  background: linear-gradient(135deg, rgba(242,198,207,0.95), rgba(123,97,255,0.90));
  color: #0b0c10;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.waitlist-form button:hover{
  transform: translateY(-1px);
}

.footer{
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 26px 22px;
}

.footer-inner{
  max-width: 1120px;
  margin: 0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-text{
  margin: 0;
  color: rgba(255,255,255,0.55);
  font-size: 0.92rem;
}

/* Responsive */
@media (max-width: 980px){
  .hero-inner{
    grid-template-columns: 1fr;
  }
  .hero-card{
    max-width: 640px;
  }
}

@media (max-width: 640px){
  .nav-links{
    gap: 8px;
    font-size: 0.9rem;
  }
  .nav-links a{
    padding: 8px 8px;
  }
  .grid-3{
    grid-template-columns: 1fr;
  }
  .grid-2{
    grid-template-columns: 1fr;
  }
}