/* =============================================
   DHA・EPA 33000mg ティザーサイト CSS
   v5.0 — シンプル確実版（右寄り・左寄り完全解消）
   ============================================= */

/* ---------- CSS Variables ---------- */
:root {
  --color-primary: #1a5fa8;
  --color-primary-light: #3a8fd8;
  --color-primary-dark: #0d3d6e;
  --color-accent-gold: #c8960a;
  --color-line: #06C755;
  --color-line-dark: #04a344;
  --color-bg-blue: #eef7fd;
  --color-bg-dark: #0a1f3a;
  --color-bg-warm: #fdf6ec;
  --color-text: #1a2a3a;
  --color-text-light: #4a6278;
  --color-border: #d0e4f0;
  --font-sans: 'Noto Sans JP', sans-serif;
  --font-serif: 'Noto Serif JP', serif;
  --radius-btn: 50px;
  --transition: 0.3s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: #fff;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  /* !! 重要 !! overflow-x:hidden で横スクロール防止 */
  overflow-x: hidden;
}

/* imgリセット: display:block + 幅制限なし（個別に上書き） */
img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ============================================
   .container — 中央寄せ共通ラッパー
   ============================================ */
.container {
  width: 100%;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
  box-sizing: border-box;
}

/* ============================================
   固定CTAバー（スマホのみ・クラス制御）
   ============================================ */
.fixed-cta-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  padding: 10px 16px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.12);
  /* デフォルト: 画面外に隠す（display:noneはJS上書きされる恐れがあるため使わない） */
  transform: translateY(110%);
  transition: transform 0.3s ease;
}

/* JSが付与するクラスで表示 */
.fixed-cta-bar.is-visible {
  transform: translateY(0);
}

/* デスクトップでは絶対に出さない */
@media (min-width: 641px) {
  .fixed-cta-bar {
    display: none !important;
  }
}

/* スマホ: body下余白（固定バーで隠れないよう） */
@media (max-width: 640px) {
  body {
    padding-bottom: 76px;
  }
}

.fixed-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 14px 24px;
  background: var(--color-line);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-btn);
  transition: background var(--transition);
}
.fixed-cta-btn:hover {
  background: var(--color-line-dark);
}
.fixed-cta-btn i {
  font-size: 1.3rem;
}

/* ============================================
   HERO (FV) — 完全全幅表示
   ============================================ */
.hero {
  width: 100%;
  background: #c0dfef;
  /* font-size:0 / line-height:0 で img下の白い隙間を除去 */
  font-size: 0;
  line-height: 0;
}

.hero-fv-img {
  /* display:block はグローバルで設定済み */
  width: 100%;
  /* !! max-width:none が必須 !! グローバルの max-width:100% はコンテナ幅を上限にするため、
     もし body や html に何らかの幅制限があると画像も縮む。noneで完全に無効化 */
  max-width: none;
  height: auto;
}

/* 波装飾 — staticフローで配置（absoluteにすると余白バグが起きる） */
.hero-wave {
  width: 100%;
  font-size: 0;
  line-height: 0;
  margin-top: -1px;
}
.hero-wave svg {
  display: block;
  width: 100%;
  height: 36px;
}

/* ============================================
   FV下 先行販売告知セクション
   ============================================ */
.fv-announce {
  background: linear-gradient(135deg, #0d3d6e 0%, #1a5fa8 100%);
  padding: 48px 24px;
  text-align: center;
}

.fv-announce__label {
  display: inline-block;
  background: rgba(255,255,255,0.18);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 4px 18px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.3);
  margin-bottom: 16px;
}

.fv-announce__text {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  color: rgba(255,255,255,0.92);
  line-height: 1.85;
  margin-bottom: 28px;
}

.fv-announce__text strong {
  color: #fff;
  font-weight: 700;
}

.fv-announce .line-btn {
  font-size: clamp(1rem, 2.2vw, 1.1rem);
  padding: 16px 44px;
}

.fv-announce__note {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  margin-top: 12px;
}

/* ============================================
   LP セクション共通
   ============================================ */
.lp-section {
  width: 100%;
}
.lp-section--white { background: #fff; }
.lp-section--blue  { background: var(--color-bg-blue); }
.lp-section--dark  { background: var(--color-bg-dark); }
.lp-section--warm  { background: var(--color-bg-warm); }

/* ============================================
   LP 画像ブロック
   ============================================ */
.lp-img-block {
  width: 100%;
  /* font-size:0 + line-height:0 で img 直後の隙間を消す */
  font-size: 0;
  line-height: 0;
  /* text-align:center で inline-block 画像をセンタリング */
  text-align: center;
}

/* LP画像本体
   ・display:inline-block で text-align:center が有効になる
   ・max-width:640px でPC幅でも中央に収まる
   ・グローバルの img { display:block } を上書き */
.lp-section-img {
  display: inline-block !important;
  width: 100%;
  max-width: 640px;
  height: auto;
  vertical-align: top;
}

/* ============================================
   LP テキストブロック
   ============================================ */
.lp-text-block {
  /* .lp-img-block の font-size:0 / line-height:0 が継承しないよう明示リセット */
  font-size: 1rem;
  line-height: 1.7;
  padding: 48px 24px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  box-sizing: border-box;
  display: block;
}

/* .lp-text-block.container との競合回避 */
.lp-text-block.container {
  max-width: 640px;
  padding-left: 24px;
  padding-right: 24px;
}

.lp-supplement-text {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.8;
}
.lp-supplement-text strong {
  color: var(--color-primary);
}

/* ============================================
   ブリッジテキスト
   ============================================ */
.lp-bridge {
  font-size: 1rem;
  line-height: 1.7;
  text-align: center;
}

.lp-bridge__lead {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 2.8vw, 1.45rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1.55;
  margin-bottom: 22px;
  padding-bottom: 16px;
  position: relative;
}
.lp-bridge__lead::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-accent-gold));
  border-radius: 2px;
}

.lp-bridge__body {
  display: inline-block;
  width: 100%;
  max-width: 540px;
  font-size: clamp(0.9rem, 2vw, 1rem);
  color: var(--color-text-light);
  line-height: 2;
  text-align: left;
  font-family: var(--font-sans);
}
.lp-bridge__body strong {
  color: var(--color-primary);
  font-weight: 700;
}

/* ダーク背景バリアント */
.lp-text-block--dark {
  background: var(--color-bg-dark);
}
.lp-bridge--dark .lp-bridge__lead {
  color: #fff;
}
.lp-bridge--dark .lp-bridge__body {
  color: rgba(255, 255, 255, 0.75);
}
.lp-bridge--dark .lp-bridge__body strong {
  color: #7ec8f0;
}

/* ============================================
   LINE CTA
   ============================================ */
.line-cta {
  background: linear-gradient(180deg, #e8f5fd 0%, #d6f0e6 100%);
  padding: 72px 0;
}

.line-cta-box {
  background: #fff;
  border-radius: 28px;
  padding: 52px 48px;
  text-align: center;
  box-shadow: 0 12px 48px rgba(6, 199, 85, 0.15);
  border: 2px solid rgba(6, 199, 85, 0.2);
  position: relative;
  overflow: hidden;
}
.line-cta-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-line), var(--color-line-dark));
}

.line-cta-badge {
  display: inline-block;
  background: var(--color-line);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 20px;
  border-radius: 20px;
  margin-bottom: 20px;
  letter-spacing: 0.06em;
}

.line-cta-title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1.5;
  margin-bottom: 28px;
}
.line-cta-title span {
  color: var(--color-line-dark);
}

.line-cta-benefits {
  list-style: none;
  display: inline-flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 36px;
  text-align: left;
}
.line-cta-benefits li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
}
.line-cta-benefits i {
  color: var(--color-line);
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* LINEボタン */
.line-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--color-line);
  color: #fff !important;
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  font-weight: 700;
  padding: 18px 48px;
  border-radius: var(--radius-btn);
  box-shadow: 0 6px 24px rgba(6, 199, 85, 0.4);
  transition: all var(--transition);
  cursor: pointer;
  letter-spacing: 0.04em;
  text-decoration: none !important;
}
.line-btn i { font-size: 1.5rem; }
.line-btn:hover {
  background: var(--color-line-dark);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(6, 199, 85, 0.45);
  color: #fff !important;
}
.line-btn--sm {
  font-size: 1rem;
  padding: 14px 36px;
  margin-top: 28px;
}

.line-cta-note {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-top: 14px;
  line-height: 1.7;
}

/* ============================================
   COUNTDOWN
   ============================================ */
.countdown-section {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, var(--color-primary-light) 100%);
  padding: 64px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.countdown-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(255,255,255,0.06) 0%, transparent 40%);
  pointer-events: none;
}

.countdown-label {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 4px 18px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 0.1em;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.countdown-title {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 32px;
}

.countdown-timer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
}

.timer-block {
  text-align: center;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  padding: 16px 24px;
  min-width: 88px;
  backdrop-filter: blur(8px);
}

.timer-num {
  display: block;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  color: #fff;
  line-height: 1;
  font-family: var(--font-serif);
}

.timer-unit {
  display: block;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 6px;
  letter-spacing: 0.08em;
}

.timer-sep {
  font-size: 2.2rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1;
  margin-bottom: 18px;
}

.countdown-note {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 8px;
}

/* ============================================
   FAQ
   ============================================ */
.faq {
  background: #fff;
  padding: 72px 0;
}

.section-title {
  text-align: center;
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 44px;
  line-height: 1.4;
}
.section-title span {
  color: var(--color-primary);
  display: inline-block;
  position: relative;
}
.section-title span::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-accent-gold));
  border-radius: 2px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: 14px;
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq-item[open] {
  box-shadow: 0 4px 24px rgba(26, 95, 168, 0.12);
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 22px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  background: var(--color-bg-blue);
  cursor: pointer;
  user-select: none;
  list-style: none;
  line-height: 1.6;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q span { flex: 1; }
.faq-q i {
  font-size: 0.85rem;
  color: var(--color-primary);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item[open] .faq-q i {
  transform: rotate(180deg);
}

.faq-a {
  padding: 18px 22px;
  background: #fff;
  border-top: 1px solid var(--color-border);
}
.faq-a p {
  font-size: 0.93rem;
  color: var(--color-text-light);
  line-height: 1.85;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 48px 0;
  text-align: center;
}
.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-bottom: 16px;
}
.footer-logo span {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  font-family: var(--font-serif);
}
.footer-logo small {
  font-size: 0.78rem;
  opacity: 0.7;
}
.footer-copy {
  font-size: 0.8rem;
  margin-bottom: 12px;
  opacity: 0.6;
}
.footer-disclaimer {
  font-size: 0.74rem;
  line-height: 1.9;
  opacity: 0.5;
}

/* ============================================
   スクロールフェードイン
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   レスポンシブ
   ============================================ */
@media (max-width: 768px) {
  .line-cta-box { padding: 40px 24px; }
}

@media (max-width: 640px) {
  .countdown-timer { gap: 4px; }
  .timer-block { min-width: 62px; padding: 10px; }
  .timer-num { font-size: 1.8rem; }
  .timer-sep { font-size: 1.5rem; margin-bottom: 14px; }
  .lp-text-block { padding: 28px 20px; }
  .lp-bridge__body { text-align: left; }
}