/* ============================================
   Clean Warm Series LP — Re:EDIT wellness
   ============================================ */

:root {
  --color-bg: #FAF7F2;
  --color-ivory: #F3EEE6;
  --color-text: #333333;
  --color-brick: #634A38;
  --color-brown: #4A3B32;
  --color-line: #DDD5C8;
  --color-white: #FFFFFF;

  --font-en: 'Cormorant Garamond', serif;
  --font-serif: 'Noto Serif JP', serif;
  --font-sans: 'Noto Sans JP', sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

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

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

.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 28px;
}

.section-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 26px;
  text-align: center;
  line-height: 1.6;
  margin-bottom: 24px;
}

.accent {
  color: var(--color-brick);
}

section {
  padding: 72px 0;
}

/* ============ FV ============ */
.fv {
  position: relative;
  padding: 0;
  height: 100vh;
  min-height: 560px;
  overflow: hidden;
}

.fv__bg {
  position: absolute;
  inset: 0;
}

.fv__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.6s ease;
}

.fv__slide.is-active {
  opacity: 1;
}

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

.fv__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.35) 100%);
}

.fv__inner {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-white);
  padding: 0 24px;
}

.fv__brand {
  font-family: var(--font-en);
  font-size: 15px;
  letter-spacing: 0.08em;
}

.fv__series {
  font-family: var(--font-en);
  font-size: 20px;
  letter-spacing: 0.05em;
  margin-top: 8px;
  margin-bottom: 24px;
}

.fv__catch {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 32px;
  line-height: 1.6;
}

.fv__temp {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 600;
}

.fv__deg {
  font-size: 32px;
}

.fv__sub {
  font-family: var(--font-sans);
  font-size: 14px;
  margin-top: 16px;
  letter-spacing: 0.05em;
}

.fv__badges {
  display: flex;
  gap: 20px;
  margin-top: 32px;
  list-style: none;
}

.fv__badges li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 11px;
}

.fv__badges img {
  width: 28px;
  height: 28px;
}

/* ============ COUPON ============ */
.coupon {
  padding: 40px 0;
  background: var(--color-ivory);
}

.coupon__card {
  border: 1px solid var(--color-brick);
  padding: 32px 24px;
  text-align: center;
  background: var(--color-white);
}

.coupon__label {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--color-brick);
  margin-bottom: 8px;
}

.coupon__title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
}

.coupon__off {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 600;
  color: var(--color-brick);
  margin-left: 8px;
}

.coupon__percent {
  font-size: 20px;
}

.coupon__period {
  font-size: 12px;
  color: #999;
  margin-top: 12px;
}

.coupon__btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 40px;
  background: var(--color-brick);
  color: var(--color-white);
  font-size: 13px;
  letter-spacing: 0.05em;
}

/* ============ WORRY ============ */
.worry {
  position: relative;
  padding: 0;
}

.worry__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.worry__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.worry__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);
}

.worry__inner {
  position: relative;
  z-index: 1;
  padding: 80px 28px;
  color: var(--color-white);
}

.worry .section-title {
  color: var(--color-white);
}

.worry__list {
  list-style: none;
  max-width: 480px;
  margin: 0 auto;
}

.worry__list li {
  position: relative;
  padding: 12px 0 12px 32px;
  font-size: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.25);
}

.worry__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  width: 16px;
  height: 16px;
  border: 1px solid var(--color-white);
}

/* ============ CONCEPT ============ */
.concept__title {
  margin-bottom: 40px;
}

.concept__gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 40px;
}

.concept__text {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  font-size: 14px;
  line-height: 2;
}

.concept__text p {
  margin-bottom: 16px;
}

/* ============ FUNCTION ============ */
.function {
  background: var(--color-ivory);
}

.function__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 56px;
}

.function__card {
  background: var(--color-white);
  padding: 20px 12px;
  text-align: center;
}

.function__icon {
  width: 26px;
  height: 26px;
  margin: 0 auto 10px;
}

.function__name {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 12px;
}

.function__img {
  aspect-ratio: 4 / 3;
  position: relative;
  padding-top: 75%;
  height: 0;
  overflow: hidden;
  margin-bottom: 12px;
}

.function__img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.function__desc {
  font-size: 12px;
  line-height: 1.7;
  text-align: left;
}

/* Point slider */
.point-slider {
  max-width: 560px;
  margin: 0 auto;
}

.point-slider__track {
  position: relative;
}

.point-slider__slide {
  display: none;
  background: var(--color-white);
  padding: 32px 24px;
}

.point-slider__slide.is-active {
  display: block;
}

.point-slider__label {
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--color-brick);
  margin-bottom: 12px;
}

.point-slider__title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 16px;
}

.point-slider__note {
  font-size: 11px;
  vertical-align: super;
}

.point-slider__text {
  font-size: 13px;
  line-height: 1.9;
  margin-bottom: 20px;
}

.point-slider__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin-bottom: 16px;
}

.point-slider__table th,
.point-slider__table td {
  border: 1px solid var(--color-line);
  padding: 8px 10px;
  text-align: center;
}

.point-slider__table th {
  background: var(--color-ivory);
  font-weight: 500;
}

.point-slider__注 {
  font-size: 10px;
  color: #999;
  line-height: 1.7;
}

.point-slider__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 16px;
}

.point-slider__prev,
.point-slider__next {
  background: none;
  border: 1px solid var(--color-line);
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 12px;
}

.point-slider__dots {
  display: flex;
  gap: 8px;
}

.point-slider__dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-line);
  display: block;
  cursor: pointer;
}

.point-slider__dots span.is-active {
  background: var(--color-brick);
}

/* ============ STYLING ============ */
.styling__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.styling__img {
  position: relative;
  padding-top: 133%;
  aspect-ratio: 3 / 4;
  height: 0;
  overflow: hidden;
  margin-bottom: 16px;
  background: var(--color-ivory);
}

.styling__img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.styling__label {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 18px;
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.styling__text {
  font-size: 13px;
  line-height: 1.9;
}

.styling__banner {
  position: relative;
}

.styling__banner-text {
  position: absolute;
  top: 50%;
  left: 32px;
  transform: translateY(-50%);
  color: var(--color-white);
}

.styling__banner-en {
  font-family: var(--font-en);
  font-size: 13px;
  margin-bottom: 8px;
}

.styling__banner-jp {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  line-height: 1.6;
}

/* ============ 5DAYS STYLE ============ */
.fivedays {
  background: var(--color-ivory);
  text-align: center;
}

.fivedays__en {
  font-family: var(--font-en);
  font-size: 22px;
  margin-bottom: 8px;
}

.fivedays__sub {
  font-size: 13px;
  max-width: 480px;
  margin: 0 auto 40px;
  line-height: 1.9;
}

.fivedays__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
}

.fivedays__img {
  aspect-ratio: 3 / 5;
  position: relative;
  padding-top: 166%;
  height: 0;
  overflow: hidden;
  margin-bottom: 10px;
}

.fivedays__img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fivedays__num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13px;
}

.fivedays__style {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 12px;
}

.fivedays__jp {
  font-size: 10px;
  color: #999;
  margin-top: 2px;
}

/* ============ PRODUCT ============ */
.product {
  border-top: 1px solid var(--color-line);
}

.product__no {
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-align: center;
  color: var(--color-brick);
  margin-bottom: 8px;
}

.product-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 22px;
  text-align: center;
  line-height: 1.6;
  margin-bottom: 12px;
}

.product__price {
  font-family: var(--font-serif);
  font-size: 20px;
  text-align: center;
  margin-bottom: 40px;
}

.product__tax {
  font-family: var(--font-sans);
  font-size: 12px;
  margin-left: 4px;
}

.product__intro {
  max-width: 560px;
  margin: 0 auto 40px;
  font-size: 13px;
  line-height: 2;
}

.product__intro p {
  margin-bottom: 16px;
}

/* 選べるネックデザイン */
.neck {
  margin-bottom: 48px;
}

.neck__title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 22px;
  text-align: center;
  margin-bottom: 8px;
}

.neck__sub {
  font-size: 13px;
  text-align: center;
  margin-bottom: 32px;
  color: #666;
}

.neck__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
  margin-bottom: 32px;
}

.neck__img {
  position: relative;
  padding-top: 100%;
  height: 0;
  overflow: hidden;
  background: var(--color-ivory);
}

.neck__img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.neck__row--reverse {
  direction: rtl;
}

.neck__row--reverse .neck__body {
  direction: ltr;
}

.neck__en {
  font-family: var(--font-serif);
  font-size: 22px;
  letter-spacing: 0.04em;
}

.neck__jp {
  font-size: 12px;
  color: #888;
  margin-bottom: 12px;
}

.neck__desc {
  font-size: 13px;
  line-height: 1.9;
  margin-bottom: 16px;
}

.neck__coord-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-brick);
  margin-bottom: 8px;
}

.neck__coord-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  max-width: 320px;
  margin-bottom: 12px;
}

.neck__coord-thumb {
  position: relative;
  padding-top: 100%;
  height: 0;
  overflow: hidden;
  background: var(--color-ivory);
}

.neck__coord-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.neck__coord-list {
  list-style: none;
  font-size: 12px;
  line-height: 1.9;
}

.neck__coord-list li::before {
  content: '\30FB';
  margin-right: 4px;
}

/* カラバリ */
.colorway {
  text-align: center;
  margin-bottom: 32px;
}

.colorway__title {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.colorway__list {
  display: flex;
  justify-content: center;
  gap: 24px;
  list-style: none;
  font-size: 12px;
}

.colorway__list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.colorway__swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: inline-block;
  border: 1px solid var(--color-line);
}

.colorway__swatch--black {
  background: #1a1a1a;
}

.colorway__swatch--brown {
  background: #4A3B32;
}

/* 写真スライダー */
.product-slider {
  position: relative;
  margin: 0 auto 32px;
  max-width: 420px;
  background: var(--color-ivory);
}

.product-slider__track {
  display: flex;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.product-slider__track::-webkit-scrollbar {
  display: none;
}

.product-slider__slide-wrap {
  position: relative;
  min-width: 100%;
  padding-top: 125%;
  height: 0;
  scroll-snap-align: start;
}

.product-slider__slide-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-slider__prev,
.product-slider__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.8);
  border: none;
  width: 36px;
  height: 36px;
  cursor: pointer;
}

.product-slider__prev {
  left: 8px;
}

.product-slider__next {
  right: 8px;
}

.product__btn {
  display: block;
  max-width: 320px;
  margin: 0 auto;
  text-align: center;
  padding: 16px;
  background: var(--color-brick);
  color: var(--color-white);
  font-size: 14px;
  letter-spacing: 0.05em;
}

/* ============ FOOTER ============ */
.footer__related {
  padding: 72px 0;
  background: var(--color-ivory);
  text-align: center;
}

.footer__related-en {
  font-family: var(--font-en);
  font-size: 15px;
  margin-bottom: 8px;
}

.footer__related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  list-style: none;
  margin-bottom: 32px;
}

.footer__related-grid a {
  display: block;
}

.footer__related-grid .footer__related-img {
  position: relative;
  padding-top: 58.18%;
  aspect-ratio: 550 / 320;
  height: 0;
  overflow: hidden;
  margin-bottom: 8px;
}

.footer__related-grid .footer__related-img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.footer__related-grid span {
  font-size: 12px;
}

.footer__related-top {
  display: inline-block;
  padding: 14px 48px;
  border: 1px solid var(--color-brick);
  color: var(--color-brick);
  font-size: 13px;
  letter-spacing: 0.05em;
}

/* ============ SCROLL FADE-IN ============ */
.function__card,
.styling__item,
.fivedays__item,
.neck__row,
.worry__list li {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.function__card.is-visible,
.styling__item.is-visible,
.fivedays__item.is-visible,
.neck__row.is-visible,
.worry__list li.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
  .wrap {
    padding: 0 20px;
  }

  section {
    padding: 56px 0;
  }

  .section-title {
    font-size: 21px;
  }

  .fv__catch {
    font-size: 24px;
  }

  .fv__temp {
    font-size: 36px;
  }

  .fv__badges {
    gap: 12px;
  }

  .concept__gallery {
    grid-template-columns: repeat(3, 1fr);
  }

  .function__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .styling__grid {
    grid-template-columns: 1fr;
  }

  .fivedays__grid {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 20px;
  }

  .fivedays__num {
    font-size: 15px;
  }

  .fivedays__style {
    font-size: 14px;
  }

  .fivedays__jp {
    font-size: 11px;
  }

  .neck__row,
  .neck__row--reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .footer__related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}