@charset "utf-8";

@font-face {
  font-family: "ABCROMWide-Light";
  src: url("/assets/font/ABCROMWide-Light.woff2") format("woff2"),
    url("/assets/font/ABCROMWide-Light.woff") format("woff");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --white: #ffffff;
  --wash: #fbfcfc;
  --mist: #f5f7f7;
  --shell: #f7f4ef;
  --line: #d6d8d8;
  --ink: #323232;
  --muted: #7a7f82;
  --soft: rgba(255, 255, 255, 0.82);
  --shadow: none;
  --radius: 8px;
  --font-sans: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  --font-serif: "Yu Mincho", "Hiragino Mincho ProN", serif;
  --font-display: "ABCROMWide-Light", "Work Sans", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: clamp(72px, 6.3vw, 92px);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: var(--font-sans);
  line-height: 1.7;
  letter-spacing: 0;
}

body.is-locked {
  overflow: hidden;
}

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

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

button {
  font: inherit;
}

.section-title-en,
.home-about-logo,
.about-hero-logo,
.header-nav,
.global-menu span,
.footer-logo {
  font-family: var(--font-display);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 30;
  height: clamp(72px, 6.3vw, 92px);
  padding: 14px clamp(18px, 3.4vw, 52px);
  display: grid;
  grid-template-columns: minmax(130px, 1fr) auto;
  align-items: center;
  gap: 22px;
  transition: background 240ms ease, box-shadow 240ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 1px 0 rgba(188, 194, 197, 0.62);
  backdrop-filter: blur(18px);
}

body#about .site-header:not(.is-scrolled) .header-mark {
  opacity: 0;
  pointer-events: none;
}

.header-mark,
.footer-logo {
  width: max-content;
  color: var(--ink);
  font-size: clamp(22px, 2.2vw, 32px);
  line-height: 1;
}

.header-nav {
  display: none;
  align-items: center;
  gap: clamp(22px, 3vw, 42px);
  color: rgba(52, 56, 59, 0.78);
  font-size: 14px;
  line-height: 1;
}

.header-nav a {
  transition: opacity 180ms ease;
}

.header-nav a:hover {
  opacity: 0.62;
}

.header-actions {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-actions .store-button {
  display: none;
}

.store-button,
.dark-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.72em;
  min-height: 50px;
  padding: 0 28px;
  border: 1px solid rgba(52, 56, 59, 0.55);
  border-radius: 999px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.76);
  font-family: var(--font-sans);
  font-weight: 500;
  line-height: 1;
  box-shadow: 0 10px 26px rgba(37, 42, 45, 0.06);
  transition: background 180ms ease, border 180ms ease, color 180ms ease, opacity 180ms ease, transform 180ms ease;
}

.store-button::after,
.dark-button::after {
  content: "→";
  color: currentColor;
  font-family: var(--font-display);
  font-size: 0.86em;
  line-height: 1;
}

.store-button:hover,
.dark-button:hover {
  border-color: rgba(31, 34, 36, 0.82);
  background: rgba(255, 255, 255, 0.94);
  transform: translateY(-1px);
}

.dark-button {
  border-color: rgba(31, 34, 36, 0.9);
  color: #fff;
  background: rgba(31, 34, 36, 0.94);
}

.dark-button:hover {
  color: #fff;
  background: rgba(31, 34, 36, 1);
}

.menu-button {
  width: 54px;
  height: 44px;
  border: 0;
  border-radius: 0;
  display: grid;
  place-items: center;
  gap: 0;
  background: transparent;
  cursor: pointer;
}

.menu-button span {
  width: 25px;
  height: 1px;
  display: block;
  background: #707579;
  transition: transform 220ms ease;
}

.menu-button span + span {
  margin-top: -12px;
}

.menu-button[aria-expanded="true"] span:first-child {
  transform: translateY(7px) rotate(34deg);
}

.menu-button[aria-expanded="true"] span:last-child {
  transform: translateY(-7px) rotate(-34deg);
}

.global-menu {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 120px 24px 40px;
  background: rgba(249, 250, 249, 0.98);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 280ms ease, visibility 280ms ease;
}

body.menu-open .global-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.global-menu nav {
  width: min(560px, 100%);
  display: grid;
  gap: 22px;
  text-align: center;
}

.global-menu a {
  display: grid;
  gap: 7px;
}

.global-menu span {
  font-size: clamp(30px, 4.8vw, 56px);
  line-height: 1;
}

.global-menu small {
  color: var(--muted);
  font-size: 13px;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  display: block;
  padding: 0;
  background: #f7faf9;
}

.hero::after {
  content: none;
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  display: block;
  object-fit: contain;
  object-position: center top;
  pointer-events: none;
  opacity: 1;
  filter: none;
  clip-path: none;
  transform: none;
  -webkit-mask-image: none;
  mask-image: none;
}

.hero-logo-hit,
.hero-cta-button {
  position: absolute;
  z-index: 5;
  display: block;
}

.hero-logo-hit {
  left: calc(50% - 28.125svh + 3.15svh);
  top: 4%;
  width: 12.4svh;
  height: 5%;
}

.hero-cta-button {
  left: calc(50% - 28.125svh + 4.1svh);
  top: 72%;
  width: 21.4svh;
  height: 6%;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.58em;
  border: 1px solid rgba(52, 56, 59, 0.48);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: clamp(12px, 1.45svh, 16px);
  letter-spacing: 0.02em;
  box-shadow: 0 12px 28px rgba(36, 40, 43, 0.08);
  backdrop-filter: blur(14px);
  transition: background 180ms ease, border 180ms ease, transform 180ms ease;
}

.hero-cta-button::after {
  content: "→";
  font-family: var(--font-display);
  font-size: 0.84em;
  line-height: 1;
}

.hero-cta-button:hover {
  border-color: rgba(31, 34, 36, 0.78);
  background: rgba(255, 255, 255, 0.94);
  transform: translateY(-1px);
}

.outline-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.72em;
  min-width: min(290px, 100%);
  min-height: 54px;
  padding: 0 28px;
  border: 1px solid rgba(52, 56, 59, 0.48);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  backdrop-filter: blur(14px);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.02em;
  box-shadow: 0 10px 26px rgba(37, 42, 45, 0.06);
  transition: background 180ms ease, border 180ms ease, transform 180ms ease;
}

.outline-button::after {
  content: "→";
  font-family: var(--font-display);
  font-size: 0.86em;
  line-height: 1;
}

.outline-button:hover {
  border-color: rgba(31, 34, 36, 0.82);
  background: rgba(255, 255, 255, 0.94);
  transform: translateY(-1px);
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 24px;
  z-index: 3;
  width: 42px;
  height: 42px;
  translate: -50% 0;
  border: 1px solid rgba(84, 91, 96, 0.34);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.24);
}

.scroll-cue::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 45%;
  width: 9px;
  height: 9px;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  transform: translate(-50%, -50%) rotate(45deg);
}

.page-section {
  padding: clamp(72px, 7.4vw, 116px) 0;
}

.split-layout {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
  gap: clamp(42px, 7vw, 92px);
  align-items: center;
}

.section-image {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--mist);
}

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

.section-copy {
  max-width: 530px;
}

.section-title-en {
  margin: 0 0 22px;
  color: rgba(52, 58, 61, 0.74);
  font-size: clamp(24px, 2.55vw, 36px);
  line-height: 1;
  letter-spacing: 0.01em;
}

.section-copy h2,
.section-heading h2,
.feature-head h2,
.story-copy h2 {
  margin: 0 0 32px;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: clamp(21px, 2.05vw, 30px);
  line-height: 1.6;
  letter-spacing: 0.02em;
}

.text-stack {
  display: grid;
  gap: 1.5em;
}

.text-stack p,
.section-copy p,
.concept-copy p,
.product-copy p,
.article-body p {
  margin: 0;
  color: #555f64;
  font-size: 14.5px;
  line-height: 2;
}

.keyword-band {
  overflow: hidden;
  padding: 10px 0;
}

.keyword-track {
  width: max-content;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: keywordLoop 34s linear infinite;
}

.keyword-track span {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 18px;
  background: #f5f5f5;
  color: #5e676c;
  font-size: 13px;
  white-space: nowrap;
}

@keyframes keywordLoop {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.section-heading {
  width: min(980px, calc(100% - 48px));
  margin: 0 auto clamp(34px, 4.4vw, 58px);
  text-align: center;
}

.section-heading .section-title-en {
  margin-bottom: 14px;
}

.formula-section {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(116deg, rgba(255, 255, 255, 0) 0%, rgba(214, 216, 216, 0.2) 48%, rgba(255, 255, 255, 0) 58%),
    linear-gradient(180deg, rgba(251, 252, 252, 0.96), rgba(245, 248, 248, 0.86)),
    var(--wash);
}

.formula-section::before {
  content: "";
  position: absolute;
  top: clamp(42px, 6vw, 88px);
  bottom: clamp(42px, 6vw, 88px);
  left: 50%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(117, 124, 128, 0.22), transparent);
}

.formula-inner {
  position: relative;
  z-index: 1;
  width: min(1080px, calc(100% - 48px));
  margin: 0 auto;
}

.formula-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.86fr) minmax(0, 1fr);
  gap: clamp(40px, 7vw, 96px);
  align-items: start;
}

.formula-statement h2 {
  margin: 0;
  color: rgba(34, 38, 40, 0.9);
  font-family: var(--font-serif);
  font-size: clamp(29px, 3.2vw, 44px);
  font-weight: 400;
  line-height: 1.72;
  letter-spacing: 0.04em;
}

.formula-body {
  padding-top: clamp(4px, 1vw, 12px);
}

.formula-lead {
  margin: 0 0 30px;
  color: rgba(42, 47, 50, 0.86);
  font-size: clamp(16px, 1.45vw, 20px);
  font-weight: 500;
  line-height: 2;
  letter-spacing: 0.02em;
}

.formula-contrast {
  margin: 0 0 34px;
  border-top: 1px solid rgba(180, 187, 190, 0.72);
  border-bottom: 1px solid rgba(180, 187, 190, 0.72);
}

.formula-contrast div {
  min-height: 116px;
  display: grid;
  grid-template-columns: minmax(150px, 0.55fr) minmax(150px, 0.58fr) minmax(0, 1fr);
  gap: clamp(18px, 3vw, 38px);
  align-items: center;
  padding: 24px 0;
}

.formula-contrast div + div {
  border-top: 1px solid rgba(180, 187, 190, 0.46);
}

.formula-contrast span {
  color: #98a1a5;
  font-family: var(--font-display);
  font-size: clamp(13px, 1.1vw, 16px);
  line-height: 1.4;
}

.formula-contrast strong {
  color: rgba(38, 42, 44, 0.9);
  font-family: var(--font-serif);
  font-size: clamp(21px, 2vw, 30px);
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: 0.03em;
}

.formula-contrast small {
  color: #5d666b;
  font-size: 13.5px;
  line-height: 2;
}

.concept {
  background: var(--white);
}

.concept-copy {
  width: min(940px, calc(100% - 48px));
  margin: 0 auto;
  text-align: center;
}

.concept-copy .section-title-en {
  margin-bottom: 22px;
}

.concept-copy h2 {
  margin: 0 0 clamp(28px, 4vw, 46px);
  color: rgba(38, 42, 44, 0.88);
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.2vw, 42px);
  font-weight: 400;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.concept-copy .text-stack {
  width: min(720px, 100%);
  margin: 0 auto;
}

.concept-visual {
  width: 100%;
  min-height: clamp(360px, 48vw, 690px);
  overflow: hidden;
  background: var(--wash);
}

.concept-visual img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
}

.product-section {
  background:
    radial-gradient(circle at 50% 28%, rgba(255, 255, 255, 0.62), rgba(255, 255, 255, 0) 34%),
    #eef5f4;
}

.product-section .section-title-en {
  margin-bottom: 12px;
  font-size: clamp(26px, 2.85vw, 38px);
}

.product-section .section-heading h2 {
  margin: 0;
  color: rgba(45, 50, 53, 0.78);
  font-family: var(--font-display);
  font-size: clamp(17px, 1.7vw, 23px);
  line-height: 1.35;
  letter-spacing: 0.08em;
}

.product-card {
  width: 100%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4.6vw, 58px);
  align-items: center;
  background: transparent;
}

.product-copy {
  width: min(720px, calc(100% - 48px));
  margin: 0 auto;
  text-align: center;
  grid-column: auto;
  grid-row: auto;
  padding: 0;
}

.product-series {
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 14px;
}

.product-copy h3 {
  margin: 0 0 18px;
  color: rgba(40, 44, 46, 0.9);
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: clamp(20px, 1.85vw, 27px);
  line-height: 1.68;
  letter-spacing: 0.02em;
}

.product-price {
  margin: 0 0 20px !important;
  color: var(--ink) !important;
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.35vw, 18px) !important;
  font-weight: 500;
  line-height: 1.4 !important;
}

.product-tags {
  justify-content: center;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.product-tags li {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.68);
  border-radius: 999px;
  color: #566167;
  font-size: 14px;
}

.product-tags span {
  font-size: 0.78em;
}

.note {
  margin-top: 12px !important;
  font-size: 12px !important;
}

.product-copy .dark-button {
  margin-top: 30px;
}

.product-image {
  position: relative;
  margin: 0;
  width: 100%;
  min-height: clamp(320px, 42vw, 620px);
  aspect-ratio: 16 / 7;
  background: var(--wash);
  overflow: hidden;
  isolation: isolate;
}

.product-image::before,
.product-image::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.product-image::before {
  background:
    radial-gradient(circle at 49% 51%, rgba(30, 35, 38, 0.1), rgba(30, 35, 38, 0) 34%),
    linear-gradient(90deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0) 34%, rgba(255, 255, 255, 0.22));
  mix-blend-mode: multiply;
  opacity: 0.58;
}

.product-image::after {
  background: linear-gradient(105deg, rgba(255, 255, 255, 0) 32%, rgba(255, 255, 255, 0.28) 48%, rgba(255, 255, 255, 0) 64%);
  opacity: 0.46;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: saturate(0.9) contrast(1.04) brightness(0.985);
  transform: scale(1.01);
}

.features {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(300px, 0.68fr) minmax(0, 1.22fr);
  gap: clamp(42px, 7vw, 104px);
}

.feature-head {
  position: sticky;
  top: 120px;
  align-self: start;
}

.feature-head .section-title-en {
  font-size: clamp(24px, 2.7vw, 38px);
}

.feature-head h2 span {
  margin-left: -0.5em;
}

.feature-lead {
  margin: 0;
  max-width: 360px;
  color: #5d666b;
  font-size: 14px;
  line-height: 2;
}

.feature-list {
  border-bottom: 1px solid var(--line);
}

.feature-item {
  border-top: 1px solid var(--line);
}

.feature-item summary {
  min-height: clamp(116px, 10vw, 152px);
  display: flex;
  align-items: center;
  gap: clamp(22px, 3vw, 34px);
  cursor: pointer;
  list-style: none;
}

.feature-item summary::-webkit-details-marker {
  display: none;
}

.feature-item summary::after {
  content: "+";
  margin-left: auto;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(44, 49, 52, 0.7);
  border-radius: 50%;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1;
}

.feature-item[open] summary::after {
  content: "−";
}

.feature-icon {
  width: 78px;
  height: 78px;
  flex: 0 0 78px;
  display: grid;
  place-items: center;
  border-radius: 28px 32px 30px;
  background: rgba(238, 243, 243, 0.88);
}

.feature-icon svg {
  width: 44px;
  height: 44px;
  stroke: #34383b;
  stroke-width: 1.7;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-item span {
  font-size: clamp(17px, 1.65vw, 22px);
  font-weight: 500;
  line-height: 1.6;
}

.feature-item p {
  margin: -12px 74px 36px 112px;
  color: #5c656a;
  font-size: 14px;
  line-height: 2;
}

.home-about {
  width: 100%;
  min-height: clamp(440px, 58vw, 720px);
  background:
    linear-gradient(rgba(42, 48, 51, 0.16), rgba(42, 48, 51, 0.16)),
    url("/assets/revinas/editorial/waterlight-silent.jpg") center / cover no-repeat;
}

.home-about a {
  width: 100%;
  min-height: inherit;
  display: grid;
  place-items: center;
  align-content: center;
  gap: clamp(14px, 2vw, 22px);
  padding: clamp(74px, 8vw, 112px) 24px;
  color: #fff;
  text-align: center;
}

.home-about-logo {
  color: rgba(24, 27, 29, 0.74);
  font-size: clamp(34px, 5.4vw, 82px);
  line-height: 1;
}

.home-about .section-title-en {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(48px, 7.2vw, 96px);
  filter: drop-shadow(0 2px 16px rgba(0, 0, 0, 0.16));
}

.home-about strong {
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(18px, 2.4vw, 34px);
  font-weight: 500;
  letter-spacing: 0.04em;
  filter: drop-shadow(0 2px 16px rgba(0, 0, 0, 0.18));
}

.about-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: clamp(166px, 17vw, 220px);
  min-height: clamp(48px, 5vw, 62px);
  margin-top: clamp(12px, 2.2vw, 26px);
  padding: 0 28px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  color: #fff;
  background: rgba(47, 49, 50, 0.88);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1;
  transition: opacity 180ms ease, transform 180ms ease;
}

.about-button:hover {
  opacity: 0.84;
  transform: translateY(-1px);
}

.ingredient-grid {
  counter-reset: ingredient;
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-bottom: 1px solid var(--line);
}

.ingredient-grid--spec {
  grid-template-columns: 1fr;
}

.ingredients-visual {
  width: min(1040px, calc(100% - 48px));
  margin: 0 auto clamp(38px, 5vw, 70px);
  aspect-ratio: 16 / 7;
  overflow: hidden;
  background: var(--wash);
}

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

.ingredient-grid article {
  counter-increment: ingredient;
  min-height: 0;
  padding: 26px 0;
  display: grid;
  grid-template-columns: 90px minmax(190px, 0.8fr) minmax(0, 1fr);
  gap: clamp(20px, 4vw, 58px);
  align-items: center;
  background: transparent;
  border: 0;
  border-top: 1px solid var(--line);
}

.ingredient-grid article::before {
  content: counter(ingredient, decimal-leading-zero);
  color: #aeb8bb;
  font-family: "ABCROMWide-Light", sans-serif;
  font-size: clamp(22px, 2.5vw, 34px);
  line-height: 1;
}

.ingredient-grid img {
  display: none;
}

.ingredient-grid h3 {
  margin: 0;
  font-size: clamp(16px, 1.45vw, 20px);
  line-height: 1.6;
  font-weight: 500;
}

.ingredient-grid p {
  margin: 0;
  color: #5d666b;
  font-size: 14px;
  line-height: 2;
}

.ingredient-grid article::after {
  content: "";
  width: 74px;
  height: 74px;
  justify-self: end;
  grid-column: 4;
  grid-row: 1;
  display: none;
  object-fit: contain;
}

.section-cta {
  width: min(980px, calc(100% - 48px));
  margin: 46px auto 0;
  text-align: center;
}

.section-cta--purchase {
  margin-top: clamp(58px, 6vw, 82px);
}

.section-cta--purchase .purchase-button {
  min-width: min(360px, 100%);
  min-height: 62px;
  padding-inline: 38px;
  border-color: rgba(31, 34, 36, 0.96);
  background: rgba(31, 34, 36, 0.98);
  box-shadow: 0 20px 48px rgba(31, 34, 36, 0.16), 0 0 0 12px rgba(31, 34, 36, 0.025);
  font-size: 16px;
}

.section-cta--purchase .purchase-button:hover {
  background: #111314;
  box-shadow: 0 24px 58px rgba(31, 34, 36, 0.2), 0 0 0 14px rgba(31, 34, 36, 0.03);
}

.story {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.9) 54%, rgba(255, 255, 255, 0.32) 100%),
    var(--white);
}

.story-layout {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(360px, 0.92fr) minmax(0, 1fr);
  gap: clamp(42px, 7vw, 92px);
  align-items: center;
}

.story-copy {
  max-width: 620px;
}

.story-image {
  margin: 0;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--mist);
}

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

.howtouse {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(239, 247, 248, 0.86) 100%),
    var(--wash);
}

.features--howto {
  display: block;
  width: min(1180px, calc(100% - 48px));
}

.features--howto .feature-head {
  position: static;
  max-width: 640px;
  margin: 0 auto clamp(38px, 5vw, 64px);
  text-align: center;
}

.features--howto .usage-flow {
  width: min(540px, 100%);
  margin: 26px auto 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: clamp(14px, 1.2vw, 16px);
  letter-spacing: 0.06em;
}

.howto-layout {
  width: min(1080px, calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(320px, 0.72fr);
  gap: clamp(42px, 7vw, 92px);
  align-items: center;
}

.howto-image {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 8.4;
  overflow: hidden;
  background: var(--wash);
}

.features--howto .howto-image {
  margin: 0 auto clamp(34px, 5vw, 58px);
  min-height: unset;
  max-height: min(64vh, 640px);
}

.features--howto .howto-steps {
  grid-column: auto;
  grid-row: auto;
}

.howto-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 58%;
}

.howto-image::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0) 58%, rgba(255, 255, 255, 0.16) 100%),
    linear-gradient(90deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0) 42%, rgba(255, 255, 255, 0.18) 100%);
}

.howto-steps {
  counter-reset: howto;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
  list-style: none;
}

.howto-steps li {
  counter-increment: howto;
  display: block;
  min-height: 300px;
  padding: clamp(30px, 3.6vw, 46px) clamp(22px, 2.6vw, 36px);
  border-top: 0;
  background: rgba(255, 255, 255, 0.76);
  color: #5e666b;
  font-size: 15px;
  line-height: 2;
}

.howto-steps--detail li {
  padding: clamp(30px, 3.6vw, 46px) clamp(22px, 2.6vw, 36px);
}

.howto-steps li::before {
  content: counter(howto, decimal-leading-zero);
  display: block;
  margin-bottom: clamp(32px, 5vw, 72px);
  color: #aeb8bb;
  font-family: "ABCROMWide-Light", sans-serif;
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1;
}

.howto-steps h3 {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: clamp(16px, 1.35vw, 19px);
  font-weight: 500;
  line-height: 1.7;
}

.howto-steps p {
  margin: 0;
  color: #5d666b;
  font-size: 13.5px;
  line-height: 2;
}

.howto-notes {
  width: min(1180px, calc(100% - 48px));
  margin: clamp(42px, 5vw, 72px) auto 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 4vw, 64px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.howto-notes p {
  margin: 0;
  padding: 26px 0;
  color: #5d666b;
  font-size: 14px;
  line-height: 2;
}

.howto-notes span {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 500;
}

.step-list {
  counter-reset: steps;
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(10px, 1.2vw, 16px);
  list-style: none;
}

.step-list--four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.step-list li {
  counter-increment: steps;
  position: relative;
}

.step-list li::before {
  content: "0" counter(steps);
  position: absolute;
  top: -26px;
  left: 22px;
  z-index: 1;
  font-family: "ABCROMWide-Light", sans-serif;
  font-size: 42px;
}

.step-list figure {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--mist);
}

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

.step-list p {
  margin: 18px 18px 0;
  color: #5e666b;
  font-size: 14px;
  line-height: 1.9;
}

.care-note {
  width: min(760px, calc(100% - 48px));
  margin: 48px auto 0;
  padding: 28px;
  background: #f7f7f7;
  color: #5c6569;
  text-align: center;
  line-height: 1.9;
}

.usage-flow {
  margin: 22px auto 0;
  color: #5d666b;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.8;
}

.faq {
  background: var(--white);
}

.faq-list {
  width: min(940px, calc(100% - 48px));
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}

.faq-list details {
  border-top: 1px solid var(--line);
}

.faq-list summary {
  min-height: 82px;
  display: flex;
  align-items: center;
  gap: 22px;
  cursor: pointer;
  list-style: none;
  color: var(--ink);
  font-size: clamp(17px, 1.6vw, 22px);
  line-height: 1.5;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::before {
  content: "Q";
  flex: 0 0 auto;
  color: #a7b0b4;
  font-family: "ABCROMWide-Light", sans-serif;
  font-size: 28px;
}

.faq-list summary::after {
  content: "+";
  margin-left: auto;
  color: #8b9498;
  font-family: "ABCROMWide-Light", sans-serif;
  font-size: 32px;
  line-height: 1;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list p {
  margin: -4px 0 28px 50px;
  color: #5d666b;
  font-size: 15px;
  line-height: 2;
}

.section-cta--final p {
  margin: 20px 0 0;
  color: #7b8589;
  font-size: 12px;
  line-height: 1.8;
}

.legal-panels {
  width: min(940px, calc(100% - 48px));
  margin: 54px auto 0;
  border-bottom: 1px solid rgba(201, 205, 207, 0.8);
}

.legal-panels details {
  border-top: 1px solid rgba(201, 205, 207, 0.8);
}

.legal-panels summary {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
  color: var(--ink);
  font-family: "ABCROMWide-Light", sans-serif;
  font-size: clamp(20px, 2.4vw, 34px);
}

.legal-panels summary::-webkit-details-marker {
  display: none;
}

.legal-panels summary::after {
  content: "+";
  color: #8b9498;
  font-family: "ABCROMWide-Light", sans-serif;
}

.legal-panels details[open] summary::after {
  content: "−";
}

.legal-panels p,
.legal-panels dl {
  margin: 0;
  padding: 0 0 28px;
  color: #5d666b;
  font-size: 14px;
  line-height: 1.9;
}

.legal-panels dl div {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 20px;
  padding: 10px 0;
  border-top: 1px solid rgba(201, 205, 207, 0.42);
}

.legal-panels dt {
  color: var(--ink);
}

.legal-panels dd {
  margin: 0;
}

.voice {
  padding: 96px 0 104px;
  overflow: hidden;
  background:
    linear-gradient(rgba(236, 247, 250, 0.82), rgba(236, 247, 250, 0.82)),
    url("/assets/revinas/editorial/waterlight-silent.jpg") center / cover no-repeat;
}

.voice-heading {
  width: min(980px, calc(100% - 48px));
  margin: 0 auto;
  text-align: center;
}

.voice-heading .section-title-en {
  margin-bottom: 0;
  font-size: 38px;
}

.voice-marquee {
  margin-top: 54px;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent 0, #000 7%, #000 93%, transparent 100%);
}

.voice-track {
  --voice-half-gap: 11px;
  width: max-content;
  display: flex;
  gap: 22px;
  animation: voice-scroll 64s linear infinite;
}

.voice-marquee:hover .voice-track {
  animation-play-state: paused;
}

.voice article {
  width: 520px;
  min-height: 360px;
  padding: 54px 56px 48px;
  display: flex;
  flex: 0 0 520px;
  flex-direction: column;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.92);
}

.voice p {
  margin: 0;
  color: rgba(49, 54, 57, 0.74);
  font-size: 21px;
  font-weight: 500;
  line-height: 2;
}

.voice span {
  margin-top: 34px;
  color: rgba(95, 101, 105, 0.6);
  font-size: 18px;
  font-weight: 500;
  text-align: center;
}

.voice-note {
  width: min(980px, calc(100% - 48px));
  margin: 30px auto 0 !important;
  color: rgba(96, 103, 107, 0.72) !important;
  font-size: 12px !important;
  line-height: 1.8 !important;
  text-align: center;
}

@keyframes voice-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(calc(-50% - var(--voice-half-gap)));
  }
}

@media (prefers-reduced-motion: reduce) {
  .voice-track {
    animation: none;
  }
}

.info-grid {
  width: min(980px, calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.info-grid article {
  padding: 30px;
  background: rgba(255, 255, 255, 0.82);
}

.info-grid h3 {
  margin: 0 0 14px;
  font-family: "ABCROMWide-Light", sans-serif;
  font-size: 24px;
}

.info-grid p {
  margin: 0;
  color: #5d666b;
  font-size: 14px;
  line-height: 1.9;
}

.site-footer {
  padding: clamp(70px, 8vw, 112px) clamp(24px, 7vw, 120px) 36px;
  background: #f5f5f5;
}

.site-footer nav {
  margin-top: 52px;
  border-bottom: 1px solid #aeb6b9;
}

.site-footer nav a {
  display: flex;
  justify-content: space-between;
  padding: 26px 6px;
  border-top: 1px solid #aeb6b9;
  font-family: "ABCROMWide-Light", sans-serif;
  font-size: clamp(20px, 2.6vw, 34px);
  line-height: 1;
}

.site-footer nav a::after {
  content: "→";
  font-family: sans-serif;
  font-size: 0.62em;
}

.site-footer small {
  display: block;
  margin-top: 42px;
  color: #777f83;
  text-align: center;
}

.about-hero {
  position: relative;
  height: min(100svh, 760px);
  min-height: 580px;
  overflow: hidden;
  display: grid;
  place-items: center;
  background: var(--mist);
}

.about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(243, 247, 247, 0.04), rgba(37, 43, 46, 0.18)),
    rgba(255, 255, 255, 0.05);
}

.about-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(0.92) brightness(1.04);
}

.about-hero-copy {
  position: relative;
  z-index: 1;
  width: min(760px, calc(100% - 40px));
  display: grid;
  justify-items: center;
  gap: clamp(12px, 1.8vw, 20px);
  text-align: center;
}

.about-hero-logo {
  margin-bottom: clamp(8px, 1.8vw, 20px);
  color: rgba(25, 27, 29, 0.78);
  font-size: clamp(40px, 7vw, 104px);
  line-height: 1;
}

.about-hero .section-title-en {
  margin: 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(52px, 8.4vw, 110px);
  filter: drop-shadow(0 2px 16px rgba(0, 0, 0, 0.16));
}

.about-hero-copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(18px, 2.6vw, 34px);
  font-weight: 500;
  line-height: 1.65;
  letter-spacing: 0.04em;
  filter: drop-shadow(0 2px 14px rgba(0, 0, 0, 0.18));
}

.about-article {
  width: min(940px, calc(100% - 48px));
  margin: 0 auto;
}

.about-origin .article-body p:first-child {
  color: rgba(50, 54, 56, 0.86);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(18px, 1.8vw, 25px);
  line-height: 2;
  letter-spacing: 0.05em;
}

.article-body {
  display: grid;
  gap: 1.6em;
}

.legal-page {
  width: min(980px, calc(100% - 48px));
  margin: 0 auto;
  padding-top: clamp(128px, 13vw, 180px);
}

.legal-page-head {
  margin-bottom: clamp(44px, 6vw, 78px);
}

.legal-page-head h1 {
  margin: 12px 0 0;
  color: rgba(34, 38, 40, 0.9);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(30px, 4.5vw, 56px);
  font-weight: 400;
  line-height: 1.5;
}

.legal-page-head p:last-child {
  width: min(760px, 100%);
  margin: 28px 0 0;
  color: #596166;
  font-size: 15px;
  line-height: 2.1;
}

.legal-document {
  display: grid;
  gap: clamp(28px, 4vw, 46px);
  color: #555f64;
}

.legal-document section {
  display: grid;
  gap: 14px;
  padding-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid rgba(178, 186, 189, 0.58);
}

.legal-document h2 {
  margin: 0;
  color: rgba(37, 41, 43, 0.92);
  font-size: clamp(18px, 1.8vw, 24px);
  font-weight: 500;
  line-height: 1.7;
}

.legal-document p,
.legal-document li,
.legal-info-list dd {
  margin: 0;
  font-size: 14px;
  line-height: 2.05;
}

.legal-document ol {
  margin: 0;
  padding-left: 1.45em;
  display: grid;
  gap: 10px;
}

.policy-separator {
  color: #9aa3a6;
}

.legal-info-list {
  margin: 0;
  display: grid;
  border-top: 1px solid rgba(178, 186, 189, 0.58);
}

.legal-info-list div {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(178, 186, 189, 0.58);
}

.legal-info-list dt {
  color: rgba(37, 41, 43, 0.92);
  font-size: 14px;
  font-weight: 500;
  line-height: 2.05;
}

.legal-info-list dd {
  color: #555f64;
}

.legal-info-list--large {
  width: min(840px, 100%);
}

.method-block {
  background: rgba(238, 243, 243, 0.5);
}

.about-process {
  background: var(--white);
}

.process-list {
  width: min(980px, calc(100% - 48px));
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}

.process-list article {
  display: grid;
  grid-template-columns: 84px minmax(210px, 0.75fr) minmax(0, 1fr);
  gap: clamp(18px, 4vw, 58px);
  align-items: start;
  padding: clamp(26px, 4vw, 42px) 0;
  border-top: 1px solid var(--line);
}

.process-list span {
  color: #aeb8bb;
  font-family: "ABCROMWide-Light", sans-serif;
  font-size: clamp(22px, 2.4vw, 34px);
  line-height: 1;
}

.process-list h3 {
  margin: 0;
  font-size: clamp(16px, 1.5vw, 21px);
  font-weight: 500;
  line-height: 1.7;
}

.process-list p {
  margin: 0;
  color: #5d666b;
  font-size: 15px;
  line-height: 2.05;
}

.about-statement {
  padding: clamp(78px, 9vw, 138px) 24px;
  background: var(--wash);
  text-align: center;
}

.about-statement p {
  margin: 0;
  color: rgba(50, 54, 56, 0.9);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0.06em;
}

.about-statement span {
  display: block;
  margin-top: 18px;
  color: #747c80;
  font-size: 15px;
  line-height: 2;
}

.about-lower {
  position: relative;
  width: min(560px, calc(100% - 48px));
  margin: 0 auto clamp(72px, 8vw, 120px);
  text-align: center;
}

.about-lower img {
  width: 100%;
  height: auto;
}

.about-lower .dark-button {
  margin-top: 28px;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: minmax(120px, 1fr) auto;
  }

  .header-nav {
    display: none;
  }

  .split-layout,
  .formula-inner,
  .product-card,
  .features,
  .story-layout,
  .howto-layout {
    grid-template-columns: 1fr;
  }

  .product-copy,
  .product-image {
    grid-column: auto;
    grid-row: auto;
  }

  .section-copy {
    max-width: none;
  }

  .feature-head {
    position: static;
  }

  .features--howto .howto-image {
    grid-column: auto;
    grid-row: auto;
    position: static;
    min-height: unset;
  }

  .features--howto .feature-head,
  .features--howto .howto-steps {
    grid-column: auto;
    grid-row: auto;
  }

  .howto-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ingredient-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ingredient-grid--spec {
    grid-template-columns: 1fr;
  }

  .process-list article {
    grid-template-columns: 72px 1fr;
    gap: 10px 26px;
  }

  .process-list p {
    grid-column: 2;
  }
}

@media (max-width: 720px) {
  .site-header {
    height: 72px;
    padding: 12px 18px;
  }

  .header-mark {
    font-size: 24px;
  }

  .store-button {
    display: none;
  }

  .menu-button {
    width: 56px;
    height: 44px;
  }

  .global-menu {
    padding: 96px 24px 28px;
    overflow-y: auto;
  }

  .global-menu nav {
    gap: 16px;
  }

  .global-menu span {
    font-size: clamp(27px, 7.5vw, 34px);
  }

  .global-menu small {
    font-size: 12px;
  }

  .hero {
    min-height: unset;
    aspect-ratio: 9 / 16;
    padding: 0;
    display: block;
    background: #f7faf9;
  }

  .hero::before {
    content: none;
  }

  .hero::after {
    content: none;
  }

  .hero-visual {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    clip-path: none;
    -webkit-mask-image: none;
    mask-image: none;
    transform: none;
    opacity: 1;
    filter: none;
  }

  .hero-logo-hit {
    left: 5.6%;
    top: 4%;
    width: 24%;
    height: 5%;
  }

  .hero-cta-button {
    left: 7.4%;
    top: 72%;
    width: 38%;
    height: 6%;
    font-size: 13px;
  }

  .outline-button {
    min-width: min(208px, 100%);
    min-height: 46px;
    font-size: 13px;
    background: rgba(255, 255, 255, 0.5);
  }

  .section-cta--purchase {
    margin-top: 48px;
  }

  .section-cta--purchase .purchase-button {
    min-width: min(280px, 100%);
    min-height: 54px;
    padding-inline: 30px;
    font-size: 14px;
  }

  .scroll-cue {
    display: none;
  }

  .site-header:not(.is-scrolled) {
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
  }

  .site-header:not(.is-scrolled) .header-mark {
    opacity: 0;
    pointer-events: none;
  }

  .site-header:not(.is-scrolled) .menu-button {
    background: transparent;
  }

  .site-header:not(.is-scrolled) .menu-button span {
    opacity: 1;
    background: rgba(91, 96, 99, 0.72);
  }

  .split-layout,
  .product-card,
  .features,
  .story-layout,
  .howto-layout,
  .ingredient-grid,
  .step-list,
  .howto-steps,
  .voice-inner,
  .info-grid,
  .faq-list,
  .section-cta,
  .legal-panels,
  .ingredients-visual {
    width: min(100% - 32px, 620px);
    grid-template-columns: 1fr;
  }

  .section-heading {
    width: min(100% - 32px, 620px);
  }

  .formula-section {
    padding-top: 78px;
    padding-bottom: 84px;
  }

  .formula-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .formula-statement h2 {
    font-size: clamp(25px, 7vw, 34px);
    line-height: 1.68;
  }

  .formula-lead {
    margin-bottom: 24px;
    font-size: 15px;
    line-height: 2;
  }

  .formula-contrast {
    margin-bottom: 30px;
  }

  .formula-contrast div {
    min-height: unset;
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 22px 0;
  }

  .formula-contrast span {
    font-size: 12px;
  }

  .formula-contrast strong {
    font-size: clamp(20px, 6vw, 26px);
    line-height: 1.5;
  }

  .formula-contrast small {
    font-size: 13px;
  }

  .concept-copy {
    width: min(100% - 32px, 620px);
    text-align: left;
  }

  .concept-copy .text-stack {
    width: 100%;
  }

  .section-title-en {
    font-size: clamp(25px, 7vw, 32px);
  }

  .section-copy h2,
  .section-heading h2,
  .feature-head h2,
  .concept-copy h2,
  .story-copy h2 {
    font-size: clamp(21px, 5.8vw, 26px);
    line-height: 1.68;
  }

  .about-hero {
    height: auto;
    min-height: 600px;
  }

  .about-hero-copy {
    width: min(100% - 32px, 620px);
    gap: 12px;
  }

  .about-hero-logo {
    font-size: clamp(38px, 13vw, 64px);
  }

  .about-hero .section-title-en {
    font-size: clamp(48px, 16vw, 82px);
  }

  .about-hero-copy p {
    font-size: clamp(18px, 5.8vw, 28px);
  }

  .section-image,
  .product-image,
  .story-image,
  .howto-image,
  .ingredients-visual,
  .concept-visual {
    min-height: unset;
    aspect-ratio: 4 / 3;
  }

  .howto-steps li {
    grid-template-columns: 58px 1fr;
    gap: 18px;
  }

  .product-copy {
    padding: 34px 24px;
  }

  .product-section {
    min-height: 100svh;
    padding: 70px 0 34px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .product-section .section-heading {
    margin-bottom: 16px;
  }

  .product-section .section-title-en {
    margin-bottom: 8px;
    font-size: clamp(30px, 8.6vw, 38px);
    line-height: 1;
  }

  .product-section .section-heading h2 {
    margin: 0;
    font-size: clamp(15px, 4.6vw, 18px);
    line-height: 1.35;
    letter-spacing: 0.08em;
  }

  .product-card {
    width: 100%;
    gap: 22px;
  }

  .product-image {
    order: -1;
    width: 100%;
    min-height: unset;
    height: auto;
    margin: 0 auto;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.54);
  }

  .product-image img {
    object-fit: cover;
    object-position: center center;
  }

  .product-copy {
    width: min(100% - 32px, 620px);
    padding: 0 0 4px;
    display: grid;
    justify-items: center;
    gap: 8px;
    text-align: center;
  }

  .product-series {
    display: none;
  }

  .product-copy h3 {
    margin: 0;
    font-size: clamp(17px, 4.7vw, 21px);
    line-height: 1.65;
    letter-spacing: 0.01em;
  }

  .product-price {
    margin: 0 !important;
    font-size: 14px !important;
  }

  .product-tags {
    justify-content: center;
    gap: 6px;
    margin: 0;
  }

  .product-tags li {
    padding: 5px 9px;
    font-size: 10px;
    line-height: 1.25;
    background: rgba(255, 255, 255, 0.72);
  }

  .product-copy .text-stack {
    display: none;
  }

  .product-copy .dark-button {
    min-width: min(210px, 100%);
    min-height: 44px;
    margin-top: 6px;
    border-color: rgba(31, 34, 36, 0.94);
    color: #fff;
    background: rgba(31, 34, 36, 0.96);
  }

  .voice {
    padding: 74px 0 82px;
  }

  .voice-heading {
    width: min(100% - 32px, 620px);
  }

  .voice-heading .section-title-en {
    margin-bottom: 0;
    font-size: 32px;
  }

  .voice-marquee {
    margin-top: 36px;
    mask-image: linear-gradient(90deg, transparent 0, #000 5%, #000 95%, transparent 100%);
  }

  .voice-track {
    --voice-half-gap: 7px;
    gap: 14px;
    padding-left: max(54px, calc((100vw - 312px) / 2 + 34px));
    animation-duration: 76s;
  }

  .voice article {
    width: 312px;
    min-height: 346px;
    flex-basis: 312px;
    padding: 34px 30px 30px;
  }

  .voice p {
    font-size: 17px;
    line-height: 2;
  }

  .voice span {
    margin-top: 24px;
    font-size: 15px;
  }

  .voice-note {
    width: min(100% - 32px, 620px);
    margin-top: 22px !important;
    text-align: left;
  }

  .feature-item summary {
    min-height: 88px;
    gap: 14px;
  }

  .feature-icon {
    width: 58px;
    height: 58px;
    flex-basis: 58px;
    border-radius: 20px 23px 22px;
  }

  .feature-icon svg {
    width: 34px;
    height: 34px;
  }

  .feature-item summary::after {
    width: 36px;
    height: 36px;
    flex-basis: 36px;
    font-size: 25px;
  }

  .feature-item span {
    font-size: clamp(17px, 5vw, 21px);
  }

  .feature-item p {
    margin: -4px 0 26px 72px;
    font-size: 14px;
  }

  .keyword-track span {
    font-size: 13px;
  }

  .home-about {
    min-height: 500px;
  }

  .home-about a {
    padding: 78px 18px;
    gap: 14px;
  }

  .home-about-logo {
    font-size: clamp(34px, 12vw, 56px);
  }

  .home-about .section-title-en {
    font-size: clamp(46px, 15vw, 72px);
  }

  .home-about strong {
    font-size: clamp(18px, 5.4vw, 25px);
    line-height: 1.6;
  }

  .about-button {
    min-width: 176px;
    min-height: 52px;
    padding: 0 24px;
    font-size: 14px;
  }

  .care-note {
    width: min(100% - 32px, 620px);
  }

  .features--howto .howto-image {
    width: calc(100% + 32px);
    margin-right: -16px;
    margin-left: -16px;
    min-height: unset;
    aspect-ratio: 4 / 3;
  }

  .features--howto .feature-head {
    margin-bottom: 28px;
    text-align: left;
  }

  .features--howto .usage-flow {
    margin-right: 0;
    margin-left: 0;
    font-size: 13px;
  }

  .howto-steps--detail li {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 18px;
    padding: 26px 0;
    min-height: unset;
    border-top: 1px solid var(--line);
    background: transparent;
  }

  .features--howto .howto-steps {
    width: 100%;
    grid-template-columns: 1fr;
    gap: 0;
    border-right: 0;
    border-left: 0;
    background: transparent;
  }

  .howto-steps li::before {
    margin-bottom: 0;
    font-size: 32px;
  }

  .howto-steps h3,
  .howto-steps p {
    grid-column: 2;
  }

  .howto-steps h3 {
    font-size: 16px;
  }

  .howto-notes {
    width: min(100% - 32px, 620px);
    grid-template-columns: 1fr;
    gap: 0;
  }

  .howto-notes p + p {
    border-top: 1px solid var(--line);
  }

  .ingredient-grid article {
    grid-template-columns: 72px 1fr;
    gap: 10px 20px;
  }

  .ingredient-grid p {
    grid-column: 2;
  }

  .about-article,
  .legal-page,
  .process-list,
  .about-lower {
    width: min(100% - 32px, 620px);
  }

  .legal-page {
    padding-top: 112px;
  }

  .legal-page-head {
    margin-bottom: 42px;
  }

  .legal-info-list div {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .process-list article {
    grid-template-columns: 54px 1fr;
    gap: 8px 18px;
    padding: 24px 0;
  }

  .process-list h3 {
    line-height: 1.6;
  }

  .process-list p {
    grid-column: 2;
    font-size: 14px;
  }

  .about-statement {
    padding: 70px 18px;
  }

  .about-statement p {
    font-size: clamp(24px, 8vw, 34px);
  }

  .site-footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  .site-footer nav a {
    font-size: 21px;
  }

  .legal-panels dl div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}