/* ============================================================
   Re:Body 女性専用パーソナルジム — style.css
   Design System: beauty / Generated: 2026-05-10
   ============================================================ */

/* ── 1. CSS Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { line-height: 1.8; -webkit-font-smoothing: antialiased; }
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
ul, ol { list-style: none; }
table { border-collapse: collapse; }

/* ── 2. Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Zen+Maru+Gothic:wght@400;500;700&family=Shippori+Mincho:wght@400;500;700&family=Quicksand:wght@400;500;600;700&family=Cormorant+Garamond:ital,wght@0,300;0,400;1,400&display=swap');

/* ── 3. Design System Variables (Beauty) ── */
:root {
  /* プライマリ系 */
  --color-primary:     #2C2C2E;
  --color-secondary:   #FFFAF7;

  /* アクセント系(Re:Body オーバーライド) */
  --color-accent:      #E8729A;
  --color-accent-dark: #C0527A;
  --color-accent-soft: #F5D7D2;

  /* グレースケール */
  --color-gray-100: #FBF6F4;
  --color-gray-200: #F0E8E4;
  --color-gray-300: #D9CDC8;
  --color-gray-400: #A89994;
  --color-gray-500: #8C7D78;
  --color-gray-600: #6B5D58;
  --color-gray-700: #4A3C38;
  --color-white:    #FFFFFF;

  /* 補助色 */
  --color-pearl:    #F8E5DC;
  --color-gold:      #C9A882;
  --color-gold-light: #D4B896;
  --color-rose:     #E8B4B8;
  --color-cream:    #FFF1E5;
  --color-lavender: #E5DEEC;

  /* 状態色 */
  --color-success: #7BAE82;
  --color-warning: #E8A65F;
  --color-error:   #D17070;
  --color-info:    #8DAFC4;

  /* セマンティック */
  --color-bg:         var(--color-secondary);
  --color-bg-dark:    var(--color-primary);
  --color-bg-soft:    var(--color-accent-soft);
  --color-text:       var(--color-primary);
  --color-text-muted: var(--color-gray-600);
  --color-border:     var(--color-gray-200);

  /* グラデーション */
  --gradient-rose:    linear-gradient(135deg, #F5D7D2 0%, #E8729A 100%);
  --gradient-pearl:   linear-gradient(135deg, #FFFAF7 0%, #F8E5DC 100%);
  --gradient-sunset:  linear-gradient(135deg, #FFE8D9 0%, #E8729A 50%, #C0527A 100%);
  --gradient-dawn:    linear-gradient(180deg, #FFF1E5 0%, #FFFAF7 100%);

  /* フォント */
  --font-display:     'Zen Maru Gothic', 'Cormorant Garamond', serif;
  --font-body:        'Quicksand', 'Zen Maru Gothic', sans-serif;
  --font-elegant:     'Shippori Mincho', serif;

  /* タイポグラフィ */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1.0625rem;
  --text-lg:   1.25rem;
  --text-xl:   1.5rem;
  --text-2xl:  2rem;
  --text-3xl:  2.75rem;
  --text-hero: clamp(2.25rem, 6.5vw, 5rem);

  --weight-light:   300;
  --weight-regular: 400;
  --weight-medium:  500;
  --weight-bold:    700;

  --leading-tight:  1.3;
  --leading-snug:   1.5;
  --leading-normal: 1.8;
  --leading-loose:  2.0;

  --tracking-tight:   -0.01em;
  --tracking-normal:   0.02em;
  --tracking-wide:     0.08em;
  --tracking-widest:   0.15em;

  /* スペーシング */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-14: 3.5rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-28: 7rem;
  --space-32: 8rem;
  --space-36: 9rem;

  --section-py: clamp(7rem, 18vw, 16rem);
  --section-px: clamp(2rem, 7vw, 5rem);
  --container-max:    1080px;
  --container-narrow: 720px;
  --container-wide:   1280px;

  /* アニメーション */
  --duration-fast:  200ms;
  --duration-base:  400ms;
  --duration-slow:  800ms;
  --duration-vslow: 1200ms;
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0.0, 0.2, 1);
  --ease-soft:   cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* ── 4. Base Styles ── */
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  letter-spacing: var(--tracking-normal);
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
}

/* ── 5. Layout ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--section-px);
}
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--section-px); }
.container-wide   { max-width: var(--container-wide);   margin: 0 auto; padding: 0 var(--section-px); }

.section        { padding: var(--section-py) 0; }
section:not(.lp-fv) { padding: var(--section-py) 0; }
.section-dark   { background: var(--color-bg-dark); color: var(--color-secondary); }
.section-soft   { background: var(--color-bg-soft); }

.section-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-8);
}

/* ── 6. LP共通コンポーネント ── */

/* セクションタイトル */
.lp-section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: var(--weight-bold);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-14);
}

/* CTAボタン */
.lp-cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: var(--color-accent);
  color: #fff;
  font-weight: var(--weight-bold);
  font-size: var(--text-base);
  letter-spacing: var(--tracking-wide);
  border: none;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(232,114,154,0.35);
  transition: transform var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
}
.lp-cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(232,114,154,0.45);
}
.lp-cta-button:active { transform: translateY(0); }

.lp-cta-button-large {
  padding: var(--space-6) var(--space-12);
  font-size: var(--text-lg);
  width: 100%;
  max-width: 420px;
}

.lp-cta-wrap {
  text-align: center;
  margin-top: var(--space-12);
}

/* バッジ */
.lp-badge {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-widest);
  padding: 0.25rem 0.875rem;
  border-radius: 999px;
  margin-bottom: var(--space-4);
}

/* 星レーティング */
.lp-stars { color: #F5A623; letter-spacing: 0.05em; }

/* 打消し価格 */
.lp-price-strike {
  text-decoration: line-through;
  color: var(--color-gray-400);
  font-weight: var(--weight-regular);
}

/* フォーム共通 */
.lp-form-field { margin-bottom: var(--space-6); }
.lp-form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  margin-bottom: var(--space-2);
  color: var(--color-secondary);
}
.lp-form-required {
  display: inline-block;
  background: #D17070;
  color: #fff;
  font-size: var(--text-xs);
  padding: 0.1em 0.4em;
  border-radius: 2px;
  margin-left: var(--space-1);
}
.lp-form-input {
  width: 100%;
  padding: var(--space-4);
  font-family: var(--font-body);
  font-size: 16px;
  background: rgba(255,255,255,0.96);
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 8px;
  color: var(--color-text);
  transition: border-color var(--duration-base) var(--ease-out);
}
.lp-form-input:focus {
  outline: none;
  border-color: var(--color-accent);
}
.lp-form-input.error { border-color: #D17070; }
.lp-form-textarea { min-height: 80px; resize: vertical; }
.lp-form-error {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  color: #F5A5A5;
  min-height: 1rem;
}

/* グリッド */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
@media (max-width: 1024px) { .grid-4 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 768px)  { .grid-2,.grid-3,.grid-4 { grid-template-columns: 1fr; } }

/* ── 7. Reveal Animation ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.75s var(--ease-soft),
    transform 0.75s var(--ease-out);
}
.reveal.visible, .reveal.revealed { opacity: 1; transform: translateY(0); }

.reveal-left  { opacity: 0; transform: translateX(-32px);
  transition: opacity 0.75s var(--ease-soft), transform 0.75s var(--ease-out); }
.reveal-left.visible, .reveal-left.revealed { opacity: 1; transform: translateX(0); }

.reveal-right { opacity: 0; transform: translateX(32px);
  transition: opacity 0.75s var(--ease-soft), transform 0.75s var(--ease-out); }
.reveal-right.visible, .reveal-right.revealed { opacity: 1; transform: translateX(0); }

.reveal-bloom { opacity: 0; transform: scale(0.93);
  transition: opacity 0.75s var(--ease-soft), transform 0.75s var(--ease-out); }
.reveal-bloom.visible, .reveal-bloom.revealed { opacity: 1; transform: scale(1); }

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ── 8. Decoration Utilities ── */
.deco-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}
.deco-orb-rose-lg  { width:480px; height:480px;
  background: radial-gradient(circle, rgba(232,114,154,0.18) 0%, transparent 70%);
  filter: blur(60px); animation: orb-float 9s ease-in-out infinite; }
.deco-orb-rose-md  { width:280px; height:280px;
  background: radial-gradient(circle, rgba(232,114,154,0.22) 0%, transparent 70%);
  filter: blur(40px); animation: orb-float 7s ease-in-out infinite reverse; }
.deco-orb-shell-lg { width:560px; height:560px;
  background: radial-gradient(circle, rgba(245,215,210,0.35) 0%, transparent 70%);
  filter: blur(80px); animation: orb-float 11s ease-in-out infinite; }
.deco-orb-shell-md { width:320px; height:320px;
  background: radial-gradient(circle, rgba(245,215,210,0.4) 0%, transparent 70%);
  filter: blur(50px); animation: orb-float 8s ease-in-out infinite reverse; }

@keyframes orb-float {
  0%,100% { transform: translateY(0) scale(1); }
  33%      { transform: translateY(-16px) scale(1.03); }
  66%      { transform: translateY(10px) scale(0.97); }
}

.deco-orb-tl { top:-100px; left:-80px; }
.deco-orb-tr { top:-80px; right:-60px; }
.deco-orb-bl { bottom:-80px; left:-60px; }
.deco-orb-br { bottom:-60px; right:-80px; }
.deco-orb-center { top:50%; left:50%; transform:translate(-50%,-50%) !important; }

.bg-beauty-mesh {
  background:
    radial-gradient(at 0% 0%,   rgba(245,215,210,0.7) 0%, transparent 50%),
    radial-gradient(at 100% 0%, rgba(232,114,154,0.2) 0%, transparent 50%),
    radial-gradient(at 50% 100%, rgba(245,215,210,0.4) 0%, transparent 50%),
    #FFFAF7;
}
.bg-beauty-shell {
  background: linear-gradient(135deg, #FFFAF7 0%, #F5D7D2 100%);
}
.bg-beauty-pearl {
  background:
    radial-gradient(ellipse at 20% 20%, rgba(245,215,210,0.6) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(232,114,154,0.1) 0%, transparent 60%),
    #FFFAF7;
}
.bg-beauty-warm {
  background: linear-gradient(135deg, #FFF8F5 0%, #FDEEE8 100%);
}
.bg-beauty-rose {
  background: linear-gradient(135deg, #FDF0F3 0%, #F9DDE5 100%);
}
.bg-beauty-dark {
  background: linear-gradient(160deg, #2C2C2E 0%, #3A2A2E 100%);
}

.deco-separator-rose {
  height: 2px;
  background: linear-gradient(90deg, transparent, #E8729A 30%, #E8729A 70%, transparent);
  margin: var(--space-12) 0;
  border: none;
}

/* アイコン */
.icon { display: inline-block; vertical-align: middle; fill: none; stroke: currentColor; flex-shrink:0; }
.icon-sm  { width:16px; height:16px; }
.icon-md  { width:24px; height:24px; }
.icon-lg  { width:32px; height:32px; }
.icon-xl  { width:48px; height:48px; }
.icon-2xl { width:64px; height:64px; }
.icon-accent { color: var(--color-accent); }
.icon-muted  { color: var(--color-gray-400); }
.icon-white  { color: #fff; }

/* 画像プレースホルダー */
.img-placeholder {
  background: var(--color-gray-100);
  border: 2px dashed var(--color-gray-300);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
  font-size: var(--text-sm);
  text-align: center;
  padding: var(--space-4);
}

/* ── 9. Shimmer / CTA Glow ── */
@keyframes badge-pulse {
  0%,100% { box-shadow: 0 4px 20px rgba(232,114,154,0.4); }
  50%      { box-shadow: 0 4px 32px rgba(232,114,154,0.65); }
}
.cta-glow { animation: badge-pulse 2.5s ease-in-out infinite; }

@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}
.float { animation: float 3.5s ease-in-out infinite; }

/* ── 10. Footer ── */
.lp-footer {
  padding: var(--space-16) 0 var(--space-10);
  text-align: center;
}
.lp-footer-brand {
  font-family: var(--font-elegant), serif;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  letter-spacing: 0.1em;
}
.lp-footer-tagline {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  margin-top: var(--space-1);
  margin-bottom: var(--space-6);
}
.lp-footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}
.lp-footer-links a {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.55);
  text-decoration: underline;
  transition: color 0.2s;
}
.lp-footer-links a:hover { color: var(--color-accent-soft); }
.lp-footer-copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
}

/* ── 11. Accessibility ── */
:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; }
.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-left, .reveal-right, .reveal-bloom { transition: none; opacity:1; transform:none; }
  .deco-orb, .float, .cta-glow { animation: none; }
}

/* ── 12. Responsive Spacing ── */
@media (max-width: 1024px) {
  section:not(.lp-fv) { padding: clamp(5rem, 14vw, 10rem) 0; }
}
@media (max-width: 768px) {
  section:not(.lp-fv) { padding: 5rem 0; }
  .lp-section-title { font-size: clamp(1.35rem, 5vw, 1.75rem); margin-bottom: var(--space-10); }
  .section-label { margin-bottom: var(--space-5); }
  .lp-cta-wrap { margin-top: var(--space-12); }
  .lp-cta-button { width: 100%; max-width: 360px; justify-content: center; }
}
@media (max-width: 480px) {
  section:not(.lp-fv) { padding: 4rem 0; }
}