@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Noto+Serif+JP:wght@300;400;600;700&display=swap');

/* ヘッダーのロゴを大きく表示 */
.p-header__logo > img {
  max-height: 45px;
}

/* ▼▼▼ オープニングアニメーション用CSS ▼▼▼ */

#opening-loader {
  position: fixed;
  inset: 0;
  background-color: #ffffff;
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  pointer-events: none;
  animation: fadeOut 2s ease-out 1s forwards;
}

#opening-loader img {
  max-width: 500px;
  width: 70%;
  height: auto;
}

@keyframes fadeOut {
  0% {
    opacity: 1;
    visibility: visible;
  }
  100% {
    opacity: 0;
    visibility: hidden;
  }
}

/* ページ内の追従バナー */
.banner {
  position: fixed;
  bottom: 0;
  width: 80%;
  max-width: 800px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: block;
  text-decoration: none;
  opacity: 0;
  pointer-events: none;
  animation: fade-in-banner 0.5s ease 10s forwards;
}

@keyframes fade-in-banner {
  to {
    opacity: 1;
    pointer-events: auto;
  }
}

/* ▼▼▼ ONCE A WEEK LP本体 ▼▼▼ */

#lumiere-page {
  --theme-black: #1A1A1A;
  --theme-gray: #8C8C8C;
  --theme-light: #F9F9F7;
  --theme-gold: #C5A059;
  --theme-dark-gold: #A38342;
  background: var(--theme-light);
  color: var(--theme-black);
  font-family: "Noto Sans JP", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  padding-bottom: 80px;
}

#lumiere-page,
#lumiere-page * {
  box-sizing: border-box;
}

#lumiere-page img {
  max-width: 100%;
  display: block;
}

#lumiere-page .sp-only {
  display: none;
}

.lumiere-container {
  max-width: 1450px;
  margin: 0 auto;
}

.lumiere-section {
  padding: 120px 48px;
}

.lumiere-bg-light {
  background: var(--theme-light);
}

.lumiere-bg-white {
  background: #ffffff;
}

.lumiere-fade {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}

.lumiere-fade.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ヒーロー */

.lumiere-hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  background: #e5e5e5;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.lumiere-hero-bg,
.lumiere-hero-bg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.lumiere-hero-bg img {
  object-fit: cover;
  opacity: 0.8;
  filter: grayscale(20%);
}

.lumiere-hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  z-index: 1;
}

.lumiere-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
}

.lumiere-text-shadow {
  text-shadow: 0 0 20px rgba(255,255,255,0.8), 0 0 40px rgba(255,255,255,0.6);
}

.lumiere-hero-label {
  font-size: 20px;
  letter-spacing: 0.3em;
  margin: 0 0 32px;
  font-weight: 700;
}

.lumiere-hero h1 {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(52px, 7vw, 96px);
  letter-spacing: 0.08em;
  line-height: 1.25;
  font-weight: 500;
  margin: 0 0 40px;
}

.lumiere-hero-lead {
  font-size: 24px;
  line-height: 1.9;
  font-weight: 500;
  letter-spacing: 0.16em;
  margin: 0;
}

.lumiere-scroll-icon {
  position: absolute;
  bottom: 40px;
  left: 50%;
  width: 32px;
  height: 32px;
  color: rgba(26,26,26,0.7);
  transform: translateX(-50%);
  z-index: 3;
  animation: lumiere-bounce 1.4s infinite;
}

.lumiere-scroll-icon svg {
  width: 32px;
  height: 32px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

@keyframes lumiere-bounce {
  0%, 100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, -10px);
  }
}

/* 共通見出し */

.lumiere-heading {
  text-align: center;
  margin-bottom: 96px;
}

.lumiere-heading span {
  color: var(--theme-gold);
  font-size: 14px;
  letter-spacing: 0.2em;
  font-family: "Noto Serif JP", serif;
}

.lumiere-heading h2 {
  font-family: "Noto Serif JP", serif;
  font-size: 36px;
  line-height: 1.5;
  font-weight: 400;
  letter-spacing: 0.08em;
  margin: 24px 0 32px;
}

.lumiere-heading > div {
  width: 80px;
  height: 2px;
  background: var(--theme-black);
  margin: 0 auto;
}

.lumiere-heading-simple {
  margin-bottom: 80px;
}

.lumiere-heading-simple p {
  color: #666;
  font-size: 20px;
  line-height: 1.9;
  margin: 0;
}

/* コンセプト */

.lumiere-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 96px;
  align-items: center;
}

.lumiere-square-img {
  aspect-ratio: 1 / 1;
  background: #e5e5e5;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}

.lumiere-square-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lumiere-copy {
  text-align: left;
}

.lumiere-copy h2 {
  font-family: "Noto Serif JP", serif;
  font-size: 24px;
  line-height: 1.55;
  letter-spacing: 0.16em;
  font-weight: 400;
  margin: 0 0 48px;
}

.lumiere-copy p {
  color: #666;
  font-size: 20px;
  line-height: 2.1;
  margin: 0 0 40px;
}

/* 開発者メッセージ */

.lumiere-message-list {
  display: flex;
  flex-direction: column;
  gap: 128px;
}

.lumiere-message-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.lumiere-message-reverse .lumiere-message-img {
  order: 2;
}

.lumiere-message-reverse .lumiere-message-text {
  order: 1;
}

.lumiere-message-img {
  max-width: 460px;
  width: 100%;
  aspect-ratio: 4 / 5;
  margin: 0 auto;
  background: #f4f4f4;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0,0,0,0.16);
}

.lumiere-message-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lumiere-message-text h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 36px;
  line-height: 1.7;
  font-weight: 500;
  margin: 0 0 40px;
}

.lumiere-message-text p {
  color: #666;
  font-size: 20px;
  line-height: 2;
  margin: 0 0 32px;
}

.lumiere-sign {
  font-family: "Noto Serif JP", serif;
  font-size: 28px !important;
  color: var(--theme-black) !important;
  text-align: right;
  line-height: 1.5 !important;
  margin: 0 0 40px !important;
}

.lumiere-sign span {
  color: #999;
  font-size: 14px;
  letter-spacing: 0.14em;
}

.lumiere-profile {
  background: #f7f7f7;
  padding: 32px;
  border-left: 4px solid var(--theme-gold);
}

.lumiere-profile p {
  font-size: 16px;
  line-height: 2;
  margin: 0;
}

.lumiere-profile-title {
  color: var(--theme-gold) !important;
  font-size: 14px !important;
  font-weight: 700;
  letter-spacing: 0.2em;
  margin: 0 0 16px !important;
}

/* 成分 */

.lumiere-ingredients {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 64px;
}

.lumiere-ingredient-card {
  text-align: center;
}

.lumiere-icon-circle {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid rgba(197,160,89,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--theme-gold);
  font-size: 42px;
  margin: 0 auto 32px;
}

.lumiere-ingredient-card h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 28px;
  font-weight: 400;
  margin: 0 0 16px;
}

.lumiere-sub {
  color: var(--theme-gray) !important;
  font-size: 14px !important;
  letter-spacing: 0.12em;
  margin: 0 0 24px !important;
}

.lumiere-ingredient-card p {
  color: #666;
  font-size: 18px;
  line-height: 2;
  margin: 0;
}

/* 商品 */

.lumiere-products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.lumiere-product-card {
  background: #ffffff;
  border: 1px solid #f0f0f0;
  box-shadow: 0 4px 14px rgba(0,0,0,0.04);
  padding: 48px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: box-shadow 0.4s ease, transform 0.4s ease;
}

.lumiere-product-card:hover {
  box-shadow: 0 10px 28px rgba(0,0,0,0.08);
  transform: translateY(-4px);
}

.lumiere-product-img {
  width: 100%;
  max-width: 200px;
  aspect-ratio: 3 / 4;
  background: #f4f4f4;
  margin: 0 auto 32px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lumiere-product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lumiere-product-card h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 28px;
  font-weight: 400;
  margin: 0 0 16px;
}

.lumiere-product-card p {
  color: #666;
  font-size: 18px;
  line-height: 1.9;
  margin: 0 0 32px;
}

.lumiere-price {
  font-family: "Noto Serif JP", serif;
  color: var(--theme-black) !important;
  font-size: 28px !important;
  margin-top: auto !important;
  margin-bottom: 0 !important;
}

/* 使い方 */

.lumiere-howto {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.lumiere-howto-card {
  position: relative;
  background: #ffffff;
  border-top: 4px solid var(--theme-gold);
  padding: 40px;
  overflow: hidden;
}

.lumiere-howto-card span {
  position: absolute;
  right: -8px;
  top: -32px;
  font-family: "Noto Serif JP", serif;
  font-size: 96px;
  color: #f1f1f1;
  z-index: 0;
}

.lumiere-howto-card h3,
.lumiere-howto-card p {
  position: relative;
  z-index: 1;
}

.lumiere-howto-card h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 28px;
  line-height: 1.6;
  font-weight: 400;
  margin: 0 0 24px;
}

.lumiere-howto-card p {
  color: #666;
  font-size: 18px;
  line-height: 2;
  margin: 0;
}

/* FAQ */

.lumiere-faq-wrap {
  max-width: 900px;
  margin: 0 auto;
}

.lumiere-faq {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.lumiere-accordion {
  border-bottom: 1px solid #e6e6e6;
}

.lumiere-accordion button {
  appearance: none;
  border: 0;
  background: transparent;
  width: 100%;
  padding: 32px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  cursor: pointer;
  color: var(--theme-black);
  transition: color 0.25s ease;
}

.lumiere-accordion button:hover {
  color: var(--theme-gold);
}

.lumiere-accordion button span {
  font-family: "Noto Serif JP", serif;
  font-size: 22px;
  line-height: 1.7;
  font-weight: 500;
  padding-right: 24px;
}

.lumiere-accordion button b {
  color: var(--theme-gold);
  font-size: 32px;
  font-weight: 300;
  flex: 0 0 auto;
}

.lumiere-accordion-panel {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, opacity 0.35s ease, padding 0.35s ease;
}

.lumiere-accordion.is-open .lumiere-accordion-panel {
  max-height: 400px;
  opacity: 1;
  padding-bottom: 32px;
}

.lumiere-accordion-panel p {
  border-left: 4px solid rgba(197,160,89,0.3);
  color: #666;
  font-size: 18px;
  line-height: 2;
  margin: 0;
  padding-left: 16px;
}

/* レビュー */

.lumiere-review-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  align-items: start;
}

.lumiere-review-head {
  text-align: right;
}

.lumiere-review-head h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 36px;
  font-weight: 400;
  margin: 0 0 24px;
}

.lumiere-review-head p {
  color: #666;
  font-size: 20px;
  line-height: 1.8;
  margin: 0 0 32px;
}

.lumiere-stars {
  color: var(--theme-gold);
  font-size: 32px;
  letter-spacing: 0.12em;
  margin: 0 0 16px;
}

.lumiere-review-head small {
  color: #999;
  font-size: 13px;
  line-height: 1.7;
}

.lumiere-review-list {
  display: grid;
  gap: 32px;
}

.lumiere-review-card {
  background: #ffffff;
  padding: 32px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.04);
}

.lumiere-review-card p {
  color: #666;
  font-size: 18px;
  line-height: 2;
  margin: 0 0 24px;
}

.lumiere-review-card p:last-child {
  margin-bottom: 0;
}

.lumiere-review-name {
  text-align: right;
  color: #777 !important;
  font-size: 16px !important;
}

.lumiere-hair-img-wrap {
  max-width: 520px;
  margin: 128px auto 0;
  text-align: center;
}

.lumiere-hair-img {
  background: #ffffff;
  padding: 24px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.14);
  transform: rotate(1deg);
  transition: transform 0.6s ease;
}

.lumiere-hair-img:hover {
  transform: rotate(0deg);
}

.lumiere-hair-img img {
  width: 100%;
  height: auto;
}

.lumiere-hair-img-wrap > p {
  color: #999;
  font-size: 13px;
  letter-spacing: 0.2em;
  font-family: "Noto Serif JP", serif;
  margin: 32px 0 0;
}

/* スクロールバー */

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #F9F9F7;
}

::-webkit-scrollbar-thumb {
  background: #D1D1D1;
  border-radius: 4px;
}

/* スマホ調整 */

@media (max-width: 767px) {
  #lumiere-page .sp-only {
    display: block;
  }

  .lumiere-section {
    padding: 80px 24px;
  }

  .lumiere-hero {
    height: 600px;
    min-height: 600px;
  }

  .lumiere-hero-label {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 28px;
  }

  .lumiere-hero h1 {
    font-size: 48px;
    letter-spacing: 0.06em;
    line-height: 1.45;
  }

  .lumiere-hero-lead {
    font-size: 20px;
    line-height: 1.9;
  }

  .lumiere-heading {
    margin-bottom: 64px;
  }

  .lumiere-heading h2 {
    font-size: 40px;
  }

  .lumiere-heading-simple p {
    font-size: 18px;
  }

  .lumiere-two-col,
  .lumiere-message-row,
  .lumiere-ingredients,
  .lumiere-products,
  .lumiere-howto,
  .lumiere-review-layout {
    grid-template-columns: 1fr;
  }

  .lumiere-two-col {
    gap: 56px;
  }

  .lumiere-copy {
    text-align: center;
  }

  .lumiere-copy h2 {
    font-size: 38px;
  }

  .lumiere-copy p {
    font-size: 18px;
  }

  .lumiere-message-row,
  .lumiere-message-reverse {
    gap: 48px;
  }

  .lumiere-message-reverse .lumiere-message-img,
  .lumiere-message-reverse .lumiere-message-text {
    order: initial;
  }

  .lumiere-message-text h3 {
    font-size: 30px;
  }

  .lumiere-message-text p {
    font-size: 18px;
  }

  .lumiere-sign {
    font-size: 24px !important;
  }

  .lumiere-ingredient-card p,
  .lumiere-product-card p,
  .lumiere-howto-card p,
  .lumiere-accordion-panel p,
  .lumiere-review-card p {
    font-size: 18px;
  }

  .lumiere-product-card {
    padding: 36px 28px;
  }

  .lumiere-howto-card {
    padding: 36px 28px;
  }

  .lumiere-accordion button span {
    font-size: 20px;
  }

  .lumiere-review-head {
    text-align: center;
  }

  .lumiere-hair-img-wrap {
    margin-top: 80px;
  }
}