*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:'Hiragino Sans','Yu Gothic UI','Meiryo',sans-serif;
  background:linear-gradient(160deg,#0f172a 0%,#1e1b4b 50%,#312e81 100%);
  min-height:100vh;color:#fff;overflow-x:hidden;
}
body::before{content:'';position:fixed;width:300px;height:300px;background:rgba(99,102,241,0.1);border-radius:50%;top:-80px;left:-80px;pointer-events:none;animation:float 6s ease-in-out infinite alternate;}
body::after{content:'';position:fixed;width:220px;height:220px;background:rgba(139,92,246,0.08);border-radius:50%;bottom:-60px;right:-60px;pointer-events:none;animation:float 8s ease-in-out infinite alternate-reverse;}
@keyframes float{from{transform:translateY(0)}to{transform:translateY(-30px)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(32px)}to{opacity:1;transform:translateY(0)}}
@keyframes popIn{from{opacity:0;transform:scale(0.85)}to{opacity:1;transform:scale(1)}}
@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

.container{max-width:640px;margin:0 auto;padding:0 20px 60px;position:relative;z-index:1;}

.site-header{display:flex;align-items:center;justify-content:center;padding:24px 0 0;}
.logo-pill{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);
  border-radius:99px;padding:8px 18px 8px 10px;backdrop-filter:blur(10px);
  text-decoration:none;color:#fff;font-size:13px;font-weight:700;letter-spacing:1px;
  transition:background .2s;
}
.logo-pill:hover{background:rgba(255,255,255,0.18);}
.logo-mark{width:28px;height:28px;background:rgba(255,255,255,0.15);border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:15px;}

.hero{text-align:center;padding:48px 0 36px;animation:fadeUp .7s ease both;}
.hero-emoji{font-size:80px;display:block;margin-bottom:12px;animation:bounce 2.5s ease-in-out infinite;}
.hero-label{
  display:inline-block;background:rgba(99,102,241,0.35);border:1px solid rgba(99,102,241,0.6);
  border-radius:4px;padding:3px 10px;font-size:11px;font-weight:700;letter-spacing:2px;
  color:#a5b4fc;margin-bottom:14px;
}
.hero-title{font-size:clamp(26px,7vw,44px);font-weight:900;text-shadow:0 4px 20px rgba(0,0,0,0.4);margin-bottom:10px;letter-spacing:2px;}
.hero-sub{font-size:clamp(14px,3.5vw,17px);color:rgba(255,255,255,0.8);line-height:1.8;margin-bottom:32px;}
.hero-sub strong{color:#fff;}

.cta-btn{
  display:inline-block;
  background:linear-gradient(135deg,#6366f1 0%,#8b5cf6 100%);
  color:#fff;font-size:clamp(16px,4vw,19px);font-weight:900;
  padding:18px 48px;border-radius:99px;text-decoration:none;
  box-shadow:0 8px 30px rgba(99,102,241,0.4),0 0 0 4px rgba(255,255,255,0.1);
  transition:transform .18s,box-shadow .18s;letter-spacing:1px;
  animation:popIn .6s .3s ease both;
}
.cta-btn:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 14px 40px rgba(99,102,241,0.5),0 0 0 6px rgba(255,255,255,0.15);}
.cta-btn:active{transform:translateY(0) scale(0.98);}
.cta-note{font-size:12px;color:rgba(255,255,255,0.4);margin-top:12px;}

.arrow-down{display:block;margin:40px auto 0;font-size:28px;opacity:.6;animation:bounce 2s ease-in-out infinite;}

.section-title{text-align:center;font-size:clamp(17px,4vw,22px);font-weight:900;margin-bottom:24px;color:rgba(255,255,255,0.95);letter-spacing:1px;}

.pain-section{margin-bottom:48px;animation:fadeUp .6s .1s ease both;}
.pain-bubble{display:flex;align-items:flex-end;gap:12px;margin-bottom:20px;}
.pain-icon{font-size:48px;flex-shrink:0;}
.pain-speech{
  background:rgba(255,255,255,0.95);color:#333;
  border-radius:20px 20px 20px 4px;padding:14px 18px;
  font-size:clamp(14px,3.5vw,16px);font-weight:700;line-height:1.5;
  box-shadow:0 4px 16px rgba(0,0,0,0.2);
}
.pain-speech-label{display:block;font-size:11px;color:#999;font-weight:500;margin-bottom:4px;}
.pain-detail{
  display:flex;gap:12px;background:rgba(0,0,0,0.2);
  border-radius:20px;padding:20px;margin-bottom:16px;
}
.pain-detail-icon{font-size:36px;flex-shrink:0;margin-top:2px;}
.pain-detail-text{font-size:clamp(13px,3vw,15px);color:rgba(255,255,255,0.85);line-height:1.8;}
.pain-detail-text strong{color:#fff;}
.pain-solution{
  display:flex;gap:12px;
  background:rgba(99,102,241,0.2);border:2px solid rgba(99,102,241,0.5);
  border-radius:20px;padding:20px;
}
.pain-solution-icon{font-size:36px;flex-shrink:0;margin-top:2px;}
.pain-solution-text{font-size:clamp(14px,3.5vw,16px);color:#fff;line-height:1.8;}
.pain-solution-text strong{font-size:clamp(16px,4vw,19px);display:block;margin-bottom:4px;}

.features{display:flex;flex-direction:column;gap:16px;margin-bottom:48px;}
.feature-card{
  background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.15);
  border-radius:20px;padding:22px 20px;backdrop-filter:blur(12px);
  display:flex;gap:18px;align-items:flex-start;animation:fadeUp .6s ease both;
}
.feature-card:nth-child(2){animation-delay:.1s;}
.feature-card:nth-child(3){animation-delay:.2s;}
.feature-icon{font-size:44px;flex-shrink:0;line-height:1;}
.feature-name{font-size:clamp(15px,3.8vw,18px);font-weight:900;margin-bottom:6px;color:#fff;}
.feature-desc{font-size:clamp(13px,3vw,14px);color:rgba(255,255,255,0.75);line-height:1.7;}
.feature-tag{
  display:inline-block;background:rgba(99,102,241,0.25);border:1px solid rgba(99,102,241,0.4);
  border-radius:99px;padding:2px 10px;font-size:11px;font-weight:700;
  margin-top:8px;letter-spacing:.5px;color:#a5b4fc;margin-right:6px;
}

.parts-grid{
  display:flex;flex-wrap:wrap;gap:8px;margin-bottom:48px;
  animation:fadeUp .6s .1s ease both;
}
.part-chip{
  background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.15);
  border-radius:99px;padding:6px 14px;font-size:12px;font-weight:700;
  backdrop-filter:blur(8px);white-space:nowrap;
}

.badges{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px;}
.badge{background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);border-radius:99px;padding:8px 18px;font-size:13px;font-weight:700;backdrop-filter:blur(8px);}

.cta-bottom{text-align:center;animation:fadeUp .6s .2s ease both;}
.cta-bottom .cta-btn{font-size:clamp(17px,4.5vw,21px);padding:20px 56px;}

footer{text-align:center;padding:24px 0 0;color:rgba(255,255,255,0.35);font-size:12px;line-height:2;}
footer a{color:rgba(255,255,255,0.45);text-decoration:none;}
footer a:hover{color:#fff;}