/* Critical CSS - Above-the-fold のみ */
/* ページ読み込み時に即座に必要な最小限のスタイル */

/* リセット */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}

/* ルート変数（最小限） */
:root{
  --color-primary:#ff9f6b;
  --color-primary-hover:#d96328;
  --color-bg-warm:#fffcf9;
  --color-surface:#ffffff;
  --color-text:#1e1e1e;
  --color-text-secondary:#6b6b6b;
  --color-border-light:#f0f0f0;
  --space-md:16px;
  --space-lg:24px;
  --space-xl:32px;
  --space-2xl:48px;
  --radius-full:9999px;
}

/* Body */
body{
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Hiragino Sans','Hiragino Kaku Gothic ProN','Yu Gothic','Meiryo',sans-serif;
  color:var(--color-text);
  background:var(--color-bg-warm);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* Container */
.container{
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}

/* Header */
.header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  background:var(--color-surface);
  z-index:100;
  box-shadow:0 2px 8px rgba(0,0,0,0.04);
}

.header-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:12px 0;
}

.logo{
  font-size:20px;
  font-weight:700;
  color:var(--color-primary);
  text-decoration:none;
}

/* Hero Section - Above-the-fold */
.hero{
  min-height:100vh;
  min-height:100dvh;
  display:flex;
  align-items:center;
  padding:152px 0 80px;
  background:var(--color-bg-warm);
  position:relative;
}

.hero-title{
  font-size:44px;
  font-weight:700;
  line-height:1.2;
  margin-bottom:24px;
  color:#1a1a1a;
}

.hero-description{
  font-size:18px;
  color:var(--color-text-secondary);
  margin-bottom:32px;
  line-height:1.6;
}

/* Store Badges */
.store-badges{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}

.store-badge img{
  height:40px;
  width:auto;
}

/* CTA Button */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:12px 32px;
  border-radius:var(--radius-full);
  font-weight:600;
  text-decoration:none;
  transition:all 0.2s ease;
}

.btn-primary{
  background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-hover) 100%);
  color:#ffffff;
  box-shadow:0 4px 16px rgba(255,159,107,0.3);
}

.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 6px 20px rgba(255,159,107,0.4);
}

/* モバイルメニュー非表示（初期状態） */
.mobile-menu{
  display:none;
}

/* レスポンシブ - タブレット */
@media (min-width:768px){
  .header-inner{
    padding:24px 0;
  }
  .logo{
    font-size:24px;
  }
  .hero-title{
    font-size:56px;
  }
  .hero-description{
    font-size:20px;
  }
}

/* レスポンシブ - PC */
@media (min-width:960px){
  .hero{
    padding:152px 0 80px;
  }
  .hero-title{
    font-size:64px;
  }
}