:root {
  --white: #ffffff;
  --off:   #ffffff;
  --line:  #eaeaea;
  --sand:  #b8a898;
  --mid:   #888078;
  --dark:  #3a3530;
  --ink:   #1a1714;
  --f: 'Lato','游ゴシック','Yu Gothic','游ゴシック体','YuGothic',sans-serif;
}
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  background: var(--white);
  color: var(--ink);
  font-family: var(--f);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { width: 100%; height: 100%; display: block; object-fit: cover; }
figure { margin: 0; }

nav {
  position: fixed; top:0; left:0; right:0; z-index:100;
  padding: 24px 60px;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, transform 0.3s ease;
}
nav.scrolled { border-bottom-color: var(--line); }
.nav-logo svg { height: 18px; width: auto; display: block; fill: var(--ink); }
.nav-logo { text-decoration: none; display: block; }
.nav-right {
  font-size: 10px; font-weight: 300; letter-spacing: .3em;
  text-transform: uppercase; color: var(--sand);
}

.hero {
  min-height: 100vh;
  background: #ffffff;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.05fr) minmax(210px, .55fr);
  align-items: end;
  gap: 48px;
  padding: 120px 60px 80px;
  position: relative;
  overflow: hidden;
}
.hero-left { padding-bottom: 40px; z-index: 2; }
.hero-eyebrow {
  font-size: 13px; font-weight: 300;
  letter-spacing: .4em; text-transform: none;
  color: var(--sand); margin-bottom: 36px;
  opacity: 0; animation: fadeUp .9s ease .5s forwards;
}
.hero-title {
  font-size: clamp(32px,4.5vw,60px);
  font-weight: 300; line-height: 1.55; letter-spacing: .06em;
  color: var(--ink); margin-bottom: 24px;
  opacity: 0; animation: fadeUp 1s ease .7s forwards;
}
.hero-title strong { font-weight: 700; }
.hero-title-en {
  display: block; font-size: clamp(11px,1.1vw,13px);
  font-weight: 300; letter-spacing: .2em; text-transform: uppercase;
  color: var(--mid); margin-top: 12px; font-style: normal;
}
.hero-desc {
  font-size: 14px; font-weight: 300; line-height: 2.2; letter-spacing: .05em;
  color: var(--mid); max-width: 420px;
  opacity: 0; animation: fadeUp 1s ease .9s forwards;
}
.hero-visual {
  display: grid;
  grid-template-columns: 1fr 142px;
  gap: 16px;
  align-self: stretch;
  min-height: 560px;
}
.hero-main-image { height: 100%; min-height: 560px; }
.hero-sub-images { display: grid; gap: 16px; grid-template-rows: 1fr 1fr; }
.hero-right {
  display: flex; flex-direction: column; align-items: flex-end; justify-content: flex-end;
  padding-bottom: 40px; opacity: 0; animation: fadeIn 1.2s ease 1.1s forwards;
}
.hero-badge {
  font-size: 9px; font-weight: 400; letter-spacing: .3em; text-transform: uppercase;
  color: var(--sand); border: 1px solid var(--line); padding: 10px 20px; margin-bottom: 20px;
  background: rgba(255,255,255,.7);
}
.hero-stat {
  font-size: 11px; font-weight: 300; letter-spacing: .25em; text-transform: uppercase;
  color: var(--mid); text-align: right; line-height: 2;
}
.hero-stat strong { font-weight: 700; color: var(--dark); }
.hero-scroll-line {
  position: absolute; bottom: 0; left: 60px; width: 1px; height: 60px;
  background: var(--line); opacity: 0; animation: fadeIn 1s ease 1.5s forwards;
}

.image-frame {
  position: relative;
  overflow: hidden;
  background: #efece7;
}
.image-frame::after {
  content: '';
  position: absolute; inset: 0;
  border: 1px solid rgba(255,255,255,.35);
  pointer-events: none;
}
.image-frame.small { min-height: 0; }

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px 60px;
}
.section-inner-tight { padding-top: 56px; padding-bottom: 56px; }
.section-label {
  font-size: 10px; font-weight: 700; letter-spacing: .4em; text-transform: uppercase;
  color: var(--sand); margin-bottom: 60px; display: flex; align-items: center; gap: 20px;
}
.section-label::after { content: ''; flex: 1; height: 1px; background: var(--line); }
h2.section-title {
  font-size: clamp(20px,2.5vw,30px); font-weight: 300; line-height: 1.85;
  letter-spacing: .08em; color: var(--ink); margin-bottom: 32px;
}
h2.section-title strong { font-weight: 700; }

.story { background: var(--white); }
.story-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 100px; align-items: start; }
.story-body { font-size: 14px; font-weight: 300; line-height: 2.5; letter-spacing: .05em; color: var(--mid); }
.story-body p + p { margin-top: 1.8em; }

.image-band { background: var(--white); }
.image-band-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px;
}
.band-card img { aspect-ratio: 4 / 5; }
.band-card figcaption {
  margin-top: 12px; font-size: 10px; letter-spacing: .22em; text-transform: uppercase; color: var(--sand);
}

.editorial-gallery { background: var(--white); }
.editorial-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .9fr); gap: 18px; }
.editorial-large img { aspect-ratio: 5 / 6; }
.editorial-side { display: grid; gap: 18px; }
.editorial-small img { aspect-ratio: 1 / 1.08; }

.products { background: #ffffff; padding: 0; }
.products-head { padding: 80px 60px 0; max-width: 1200px; margin: 0 auto; }
.product-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); margin-top: 60px; }
.pcard {
  padding: 60px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: var(--white); transition: background .4s;
}
.pcard:nth-child(2n) { border-right: none; }
.pcard:hover { background: var(--off); }
.pcard-with-image {
  display: grid; grid-template-columns: minmax(220px, 260px) 1fr; gap: 34px; align-items: start;
}
.pcard-image img { aspect-ratio: 4 / 5; }
.pcard-num {
  font-size: 10px; font-weight: 300; letter-spacing: .35em; text-transform: uppercase;
  color: var(--sand); margin-bottom: 24px; display: block;
}
.pcard-name {
  font-size: clamp(18px,2vw,24px); font-weight: 700; letter-spacing: .05em;
  text-transform: uppercase; line-height: 1.3; color: var(--ink); margin-bottom: 8px;
}
.pcard-name-ja {
  font-size: 12px; font-weight: 300; letter-spacing: .12em; color: var(--mid); margin-bottom: 36px;
}
.pcard-body {
  font-size: 13px; font-weight: 300; line-height: 2.2; letter-spacing: .04em;
  color: var(--mid); margin-bottom: 36px;
}
.pcard-body small { font-size: 11px; color: var(--sand); }
.pcard-footer { display: flex; gap: 40px; padding-top: 24px; border-top: 1px solid var(--line); flex-wrap: wrap; }
.pcard-meta-label {
  font-size: 9px; font-weight: 300; letter-spacing: .35em; text-transform: uppercase;
  color: var(--sand); margin-bottom: 5px;
}
.pcard-meta-val { font-size: 17px; font-weight: 700; color: var(--ink); }
.pcard-meta-val small { font-size: 11px; font-weight: 300; color: var(--mid); }
.pcard-meta-val.sm { font-size: 13px; }

.trial-card {
  grid-column: 1 / -1; background: var(--ink); padding: 60px;
  display: grid; grid-template-columns: 1fr auto; gap: 60px; align-items: center;
  border-bottom: 1px solid var(--line); border-right: none;
}
.trial-card:hover { background: var(--dark); }
.trial-tag {
  font-size: 9px; font-weight: 300; letter-spacing: .4em; text-transform: uppercase;
  color: var(--sand); display: block; margin-bottom: 16px;
}
.trial-name {
  font-size: clamp(18px,2vw,24px); font-weight: 700; letter-spacing: .05em;
  text-transform: uppercase; color: var(--white); line-height: 1.3; margin-bottom: 6px;
}
.trial-name-ja {
  font-size: 12px; font-weight: 300; letter-spacing: .12em; color: var(--sand); margin-bottom: 24px;
}
.trial-copy {
  font-size: 13px; font-weight: 300; line-height: 2.2; color: rgba(255,255,255,.45); max-width: 600px;
}
.trial-right { text-align: right; white-space: nowrap; }
.trial-price { font-size: 48px; font-weight: 300; color: var(--white); line-height: 1; margin-bottom: 4px; }
.trial-price small { font-size: 11px; font-weight: 300; color: var(--sand); letter-spacing: .1em; }
.trial-vol {
  font-size: 10px; font-weight: 300; letter-spacing: .2em; color: rgba(255,255,255,.3);
  display: block; margin-bottom: 28px; text-transform: uppercase;
}
.btn {
  display: inline-block; padding: 14px 44px; font-family: var(--f); font-size: 10px; font-weight: 400;
  letter-spacing: .4em; text-transform: uppercase; text-decoration: none; border: 1px solid rgba(255,255,255,.3);
  color: var(--white); transition: background .3s, border-color .3s, transform .3s;
}
.btn:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.5); transform: translateY(-1px); }
.btn-dark { border-color: var(--ink); color: var(--ink); }
.btn-dark:hover { background: var(--ink); color: var(--white); }

.formulation { background: var(--white); }
.form-grid { display: grid; grid-template-columns: 4fr 8fr; gap: 80px; align-items: start; }
.form-lead { font-size: 13px; font-weight: 300; line-height: 2.4; letter-spacing: .05em; color: var(--mid); }
.etable { width: 100%; margin-top: 60px; }
.etable-head {
  display: grid; grid-template-columns: 180px 1fr 1fr; gap: 24px; padding: 0 0 14px;
  border-bottom: 1px solid var(--line); font-size: 9px; font-weight: 700; letter-spacing: .35em;
  text-transform: uppercase; color: var(--sand);
}
.erow {
  display: grid; grid-template-columns: 180px 1fr 1fr; gap: 24px; padding: 20px 0;
  border-bottom: 1px solid var(--line); transition: background .2s, padding .2s, margin .2s;
}
.erow:hover { background: var(--off); margin: 0 -20px; padding: 20px 20px; }
.erow-name { font-size: 13px; font-weight: 700; letter-spacing: .03em; color: var(--dark); align-self: center; }
.erow-target { font-size: 13px; font-weight: 400; line-height: 1.8; color: var(--ink); align-self: center; }
.erow-note { font-size: 12px; font-weight: 300; line-height: 2; color: var(--mid); align-self: center; }
.deod { margin-top: 80px; }
.deod-label {
  font-size: 10px; font-weight: 700; letter-spacing: .4em; text-transform: uppercase; color: var(--sand);
  margin-bottom: 24px; display: flex; align-items: center; gap: 20px;
}
.deod-label::after { content:''; flex:1; height:1px; background:var(--line); }
.deod-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); }
.ditem { background: var(--white); padding: 32px 28px; transition: background .3s; }
.ditem:hover { background: var(--off); }
.ditem-name { font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--dark); display: block; margin-bottom: 6px; }
.ditem-ja { font-size: 10px; font-weight: 300; color: var(--sand); display: block; margin-bottom: 12px; letter-spacing: .08em; }
.ditem-body { font-size: 12px; font-weight: 300; line-height: 2; color: var(--mid); }

.softener-image-strip { background: var(--white); }
.softener-images { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.softener-image img { aspect-ratio: 4 / 3; }

.softener { background: #ffffff; }
.sf-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.sf-body { font-size: 14px; font-weight: 300; line-height: 2.5; letter-spacing: .05em; color: var(--mid); }
.sf-body p + p { margin-top: 1.8em; }
.sf-note { margin-top: 2em; font-size: 12px; color: #777777; line-height: 2.2; }
.sf-process { background: var(--white); padding: 48px 44px; position: sticky; top: 100px; }
.sf-process-label { font-size: 9px; font-weight: 700; letter-spacing: .4em; text-transform: uppercase; color: var(--sand); margin-bottom: 36px; }
.step { display: flex; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.step:last-child { border-bottom: none; }
.step-num { font-size: 10px; font-weight: 700; color: var(--sand); flex-shrink: 0; width: 18px; padding-top: 2px; }
.step-title { font-size: 13px; font-weight: 700; letter-spacing: .03em; color: var(--ink); margin-bottom: 5px; }
.step-body { font-size: 12px; font-weight: 300; line-height: 2; color: var(--mid); }

.origin { background: #ffffff; }
.origin .section-label { color: rgba(184,168,152,.4); }
.origin .section-label::after { background: rgba(184,168,152,.15); }
.origin-grid { display: grid; grid-template-columns: 7fr 5fr; gap: 80px; align-items: start; }
.origin .section-title { color: var(--white); }
.origin-body { font-size: 14px; font-weight: 300; line-height: 2.5; letter-spacing: .05em; color: rgba(255,255,255,.45); }
.origin-body p + p { margin-top: 1.8em; }
.certs { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 36px; }
.cert {
  font-size: 9px; font-weight: 300; letter-spacing: .28em; text-transform: uppercase;
  color: var(--sand); border: 1px solid rgba(184,168,152,.25); padding: 7px 14px;
}
.origin-quote { border-left: 1px solid rgba(184,168,152,.25); padding-left: 32px; margin-top: 8px; }
.origin-quote p {
  font-size: clamp(16px,1.8vw,22px); font-weight: 300; line-height: 1.9; letter-spacing: .1em;
  color: rgba(255,255,255,.4); margin-bottom: 16px;
}
.origin-cite { font-size: 10px; font-weight: 300; letter-spacing: .3em; text-transform: uppercase; color: rgba(184,168,152,.4); }

.howto { background: var(--white); }
.howto-grid { display: grid; grid-template-columns: 4fr 8fr; gap: 80px; align-items: start; }
.howto-note { font-size: 13px; font-weight: 300; line-height: 2.4; letter-spacing: .05em; color: var(--mid); }
.usage + .usage { margin-top: 60px; }
.usage-label { font-size: 10px; font-weight: 700; letter-spacing: .4em; text-transform: uppercase; color: var(--sand); margin-bottom: 16px; }
table { width: 100%; border-collapse: collapse; }
th {
  font-size: 9px; font-weight: 300; letter-spacing: .3em; text-transform: uppercase;
  color: var(--mid); text-align: left; padding: 10px 0; border-bottom: 1px solid var(--line);
}
td {
  font-size: 13px; font-weight: 300; color: var(--mid); padding: 18px 0;
  border-bottom: 1px solid var(--line); vertical-align: middle;
}
td:first-child { color: var(--dark); font-weight: 400; }
.amt { font-size: 20px; font-weight: 700; color: var(--ink); }
.tbl-note { margin-top: 16px; font-size: 12px; font-weight: 300; color: var(--mid); line-height: 2; letter-spacing: .04em; }

.cta-section { background: #f7f7f7; text-align: center; padding: 140px 60px; }
.cta-date { font-size: 11px; font-weight: 300; letter-spacing: .4em; text-transform: uppercase; color: var(--sand); display: block; margin-bottom: 40px; }
.cta-title { font-size: clamp(22px,2vw,24px); font-weight: 300; line-height: 1.8; letter-spacing: .08em; color: var(--ink); margin-bottom: 24px; }
.cta-title strong { font-weight: 700; }
.cta-body { font-size: 14px; font-weight: 300; line-height: 2.5; color: var(--mid); margin: 0 auto 52px; max-width: 400px; }
.cta-note { margin-top: 24px; font-size: 11px; font-weight: 300; letter-spacing: .2em; color: var(--sand); }

.floating-cta {
  position: fixed; right: 24px; bottom: 24px; z-index: 90;
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 170px; padding: 16px 24px; background: var(--ink); color: var(--white);
  text-decoration: none; font-size: 10px; font-weight: 400; letter-spacing: .35em;
  text-transform: uppercase; opacity: 0; pointer-events: none; transform: translateY(12px);
  transition: opacity .3s, transform .3s; box-shadow: 0 14px 36px rgba(0,0,0,.14);
}
.floating-cta.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }

footer {
  background: var(--ink); padding: 48px 60px; display: flex; justify-content: space-between; align-items: flex-end;
}
.foot-logo svg { height: 14px; width: auto; fill: rgba(255,255,255,.5); }
.foot-mid { font-size: 9px; font-weight: 300; letter-spacing: .25em; text-transform: uppercase; color: rgba(184,168,152,.3); text-align: center; }
.foot-mid strong { display: block; font-size: 11px; font-weight: 700; letter-spacing: .2em; color: rgba(184,168,152,.45); margin-bottom: 4px; }
.foot-copy { font-size: 10px; font-weight: 300; letter-spacing: .08em; color: rgba(184,168,152,.3); text-align: right; }

@keyframes fadeUp { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
.sr { opacity:0; transform:translateY(18px); transition: opacity .8s ease, transform .8s ease; }
.sr.on { opacity:1; transform:translateY(0); }
.d1 { transition-delay:.1s; } .d2 { transition-delay:.2s; } .d3 { transition-delay:.3s; } .d4 { transition-delay:.4s; }

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
  .hero-right {
    grid-column: 1 / -1;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0;
  }
}

@media (max-width: 900px) {
  nav { padding: 20px 28px; }
  .hero {
    grid-template-columns:1fr; gap: 28px;
    padding: 100px 28px 60px;
  }
  .hero-visual { grid-template-columns: 1fr; min-height: auto; }
  .hero-main-image { min-height: auto; }
  .hero-sub-images { grid-template-columns: 1fr 1fr; grid-template-rows: none; }
  .hero-right { align-items:flex-start; margin-top: 0; flex-direction: column; }
  .section-inner { padding: 80px 28px; }
  .section-inner-tight { padding-top: 28px; padding-bottom: 28px; }
  .story-grid, .form-grid, .sf-grid, .origin-grid, .howto-grid, .editorial-grid { grid-template-columns:1fr; gap:48px; }
  .product-grid { grid-template-columns:1fr; }
  .pcard { border-right:none; padding:48px 28px; }
  .pcard-with-image { grid-template-columns: 1fr; gap: 24px; }
  .trial-card { grid-template-columns:1fr; padding:48px 28px; }
  .trial-right { text-align:left; }
  .deod-grid { grid-template-columns:1fr 1fr; }
  .products-head { padding:60px 28px 0; }
  .erow, .etable-head { grid-template-columns:1fr; gap:6px; }
  .image-band-grid, .softener-images { grid-template-columns: 1fr; }
  .editorial-side { grid-template-columns: 1fr 1fr; }
  .floating-cta {
    left: 16px; right: 16px; bottom: 16px; min-width: 0;
  }
  footer { flex-direction:column; gap:24px; padding:40px 28px; }
  footer > * { text-align:center !important; }
  .cta-section { padding:100px 28px; }
}

@media (max-width: 640px) {
  .nav-right { display: none; }
  .hero-title { line-height: 1.45; }
  .band-card img,
  .editorial-large img,
  .editorial-small img,
  .softener-image img,
  .pcard-image img { aspect-ratio: 4 / 5; }
  .hero-sub-images,
  .editorial-side,
  .deod-grid { grid-template-columns: 1fr; }
}

/* =========================================
   MINIMAL TUNE / WHITE + BLACK BASE
   既存CSSの一番下に追記
========================================= */

:root {
  --white: #ffffff;
  --off: #ffffff;
  --line: #eaeaea;

  --sand: #999999;
  --mid: #666666;
  --dark: #000000;
  --ink: #000000;
}

/* base */
body {
  background: #ffffff;
  color: #000000;
  font-weight: 300;
}

/* section backgrounds */
.hero,
.products,
.formulation,
.softener,
.howto,
.story {
  background: #ffffff;
}

.cta-section {
  background: #f7f7f7;
}

.origin {
  background: #111111;
}

/* nav */
nav {
  background: rgba(255,255,255,0.96);
  border-bottom-color: transparent;
}

nav.scrolled {
  border-bottom-color: #eaeaea;
}

.nav-logo svg,
.foot-logo svg {
  fill: #000000;
}

.nav-right {
  color: #777777;
  font-weight: 300;
  letter-spacing: 0.22em;
}

/* hero */
.hero-eyebrow,
.hero-badge,
.hero-stat,
.hero-title-en {
  color: #666666;
}

.hero-title {
  color: #000000;
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.hero-title strong {
  font-weight: 400;
}

.hero-desc {
  color: #666666;
  font-weight: 300;
}

.hero-scroll-line {
  background: #eaeaea;
}

/* common section */
.section-label {
  color: #999999;
  font-weight: 300;
  letter-spacing: 0.28em;
}

.section-label::after {
  background: #eaeaea;
}

h2.section-title {
  color: #000000;
  font-weight: 300;
  letter-spacing: 0.05em;
  line-height: 1.8;
}

h2.section-title strong {
  font-weight: 400;
}

/* text blocks */
.story-body,
.form-lead,
.sf-body,
.howto-note,
.tbl-note,
.step-body,
.erow-note,
.ditem-body,
.pcard-body,
.trial-copy,
.origin-body,
.cta-body {
  color: #666666;
  font-weight: 300;
}

/* products */
.products-head {
  background: #ffffff;
}

.product-grid {
  border-top: 1px solid #eaeaea;
}

.pcard {
  background: #ffffff;
  border-right: 1px solid #eaeaea;
  border-bottom: 1px solid #eaeaea;
}

.pcard:hover {
  background: #ffffff;
}

.pcard-num,
.pcard-meta-label,
.trial-tag,
.trial-vol {
  color: #999999;
  font-weight: 300;
  letter-spacing: 0.24em;
}

.pcard-name,
.trial-name {
  color: #000000;
  font-weight: 400;
  letter-spacing: 0.03em;
}

.pcard-name-ja,
.trial-name-ja {
  color: #666666;
  font-weight: 300;
}

.pcard-meta-val,
.trial-price {
  color: #000000;
  font-weight: 400;
}

.pcard-meta-val small,
.trial-price small {
  color: #666666;
  font-weight: 300;
}

/* trial */
.trial-card {
  background: #ffffff;
  border-bottom: 1px solid #eaeaea;
}

.trial-card:hover {
  background: #ffffff;
}

.trial-copy {
  color: #666666;
}

/* buttons */
.btn {
  border: 1px solid #d8d8d8;
  color: #000000;
  background: transparent;
  font-weight: 300;
  letter-spacing: 0.2em;
}

.btn:hover {
  background: #000000;
  color: #ffffff;
  border-color: #000000;
}

.btn-dark {
  border-color: #a1a1a1;
  color: #919191;
}

.btn-dark:hover {
  background: #000000;
  color: #ffffff;
}

/* formulation */
.etable-head {
  border-bottom: 1px solid #eaeaea;
  color: #999999;
  font-weight: 300;
  letter-spacing: 0.24em;
}

.erow {
  border-bottom: 1px solid #eaeaea;
}

.erow:hover {
  background: #ffffff;
}

.erow-name,
.erow-target,
.step-title,
.ditem-name {
  color: #000000;
  font-weight: 400;
}

.ditem-ja {
  color: #999999;
}

.deod-label,
.sf-process-label,
.usage-label,
.cta-date,
.origin-cite,
.cert {
  color: #999999;
  font-weight: 300;
  letter-spacing: 0.24em;
}

.deod-label::after {
  background: #eaeaea;
}

.deod-grid {
  background: #eaeaea;
}

.ditem,
.sf-process {
  background: #ffffff;
}

.ditem:hover {
  background: #ffffff;
}

/* process */
.step {
  border-bottom: 1px solid #eaeaea;
}

.step-num {
  color: #999999;
  font-weight: 300;
}

/* origin */
.origin .section-label {
  color: rgba(255,255,255,0.45);
}

.origin .section-label::after {
  background: rgba(255,255,255,0.14);
}

.origin .section-title {
  color: #ffffff;
}

.origin-body {
  color: rgba(255,255,255,0.68);
}

.origin-quote {
  border-left: 1px solid rgba(255,255,255,0.16);
}

.origin-quote p {
  color: rgba(255,255,255,0.78);
  font-weight: 300;
  letter-spacing: 0.06em;
}

.cert {
  border: 1px solid rgba(255,255,255,0.18);
}

/* tables */
th {
  color: #999999;
  border-bottom: 1px solid #eaeaea;
  font-weight: 300;
  letter-spacing: 0.22em;
}

td {
  color: #666666;
  border-bottom: 1px solid #eaeaea;
  font-weight: 300;
}

td:first-child {
  color: #000000;
  font-weight: 400;
}

.amt {
  color: #000000;
  font-weight: 400;
}

/* CTA */
.cta-title {
  color: #000000;
  font-weight: 300;
  font-size:20px;
  line-height:1.7;
  letter-spacing:0.04em;
}

.cta-title strong {
  font-weight: 400;
}

.cta-note {
  color: #4e4e4e;
  font-weight: 300;
}

/* footer */
footer {
  background: #111111;
}

.foot-mid,
.foot-copy {
  color: rgba(255,255,255,0.5);
  font-weight: 300;
}

.foot-mid strong {
  color: rgba(255,255,255,0.72);
  font-weight: 400;
}

/* subtle minimal adjustments */
.pcard-name,
.trial-name,
.hero-title,
.section-title,
.cta-title {
  text-transform: none;
}

.pcard-name {
  line-height: 1.4;
}

.pcard-footer {
  border-top: 1px solid #eaeaea;
}

small {
  font-weight: 300;
}

/* responsive tone consistency */
@media (max-width: 900px) {
  nav {
    background: rgba(255,255,255,0.98);
  }

  .hero-title {
    letter-spacing: 0.03em;
  }

  .section-label,
  .usage-label,
  .deod-label,
  .sf-process-label,
  .cta-date {
    letter-spacing: 0.2em;
  }
}

.origin {
  background: #ffffff !important;
}

.origin .section-label {
  color: #999999 !important;
}

.origin .section-label::after {
  background: #eaeaea !important;
}

.origin .section-title {
  color: #000000 !important;
}

.origin-body {
  color: #666666 !important;
}

.origin-quote {
  border-left: 1px solid #eaeaea !important;
}

.origin-quote p {
  color: #666666 !important;
}

.origin-cite {
  color: #999999 !important;
}

.cert {
  color: #999999 !important;
  border: 1px solid #eaeaea !important;
}

/* text contrast tuning */

body {
  color: #333333;
}

.section-title,
.hero-title,
.pcard-name,
.trial-name {
  color: #111111;
}

.story-body,
.form-lead,
.sf-body,
.pcard-body,
.trial-copy,
.origin-body,
.howto-note {
  color: #333333;
}

.hero-desc,
.pcard-name-ja,
.trial-name-ja {
  color: #555555;
}

.section-label,
.pcard-num,
.pcard-meta-label,
.usage-label,
.deod-label {
  color: #777777;
}

.hero-visual {
  max-width: 720px;
}

.hero-main-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* HERO image size */

.hero-visual {
  width: 520px;
  margin-left: 60px;
}

.hero-main-image {
  aspect-ratio: 3 / 4;
}

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

.hero-stats {
  align-self: center;
}

.hero-left {
  max-width: 520px;
}

/* hero image width tweak */

.hero-inner{
  grid-template-columns: 1fr 580px 1fr;
}

.hero-visual{
  width: 580px;
}

.hero-main-image{
  aspect-ratio: 3 / 4;
}

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

/* trial card tune */

.trial-card {
  background: #ffffff !important;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 56px;
  align-items: center;
  border-bottom: 1px solid #eaeaea;
}

.trial-card:hover {
  background: #ffffff !important;
}

.trial-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.trial-image img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.trial-tag {
  color: #888888;
  font-weight: 300;
  letter-spacing: 0.18em;
}

.trial-name {
  color: #111111 !important;
  font-weight: 400 !important;
  line-height: 1.4;
  letter-spacing: 0.03em;
  text-transform: none;
  margin-bottom: 8px;
}

.trial-name-ja {
  color: #555555 !important;
  margin-bottom: 20px;
}

.trial-copy {
  color: #333333 !important;
  max-width: 560px;
}

.trial-right {
  text-align: left;
  white-space: normal;
  min-width: 180px;
}

.trial-meta {
  margin-bottom: 14px;
}

.trial-meta-label {
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #888888;
  margin-bottom: 6px;
}

.trial-price {
  font-size: 20px !important;
  font-weight: 400 !important;
  line-height: 1.2;
  color: #111111 !important;
  margin-bottom: 0;
}

.trial-price small {
  font-size: 11px;
  font-weight: 300;
  color: #666666 !important;
  letter-spacing: 0.04em;
}

.trial-vol {
  color: #777777 !important;
  letter-spacing: 0.12em;
  margin-bottom: 20px;
}

.trial-card .btn {
  border: 1px solid #d8d8d8;
  color: #000000;
  background: transparent;
}

.trial-card .btn:hover {
  background: #000000;
  color: #ffffff;
  border-color: #000000;
}

@media (max-width: 900px) {
  .trial-card {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .trial-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .trial-right {
    min-width: 0;
  }
}

/* trial image same size as product cards */

.trial-layout{
  display:grid;
  grid-template-columns:260px 1fr;
  gap:32px;
  align-items:start;
}

.trial-image{
  width:260px;
}

.trial-image img{
  width:100%;
  aspect-ratio:3/4;
  object-fit:cover;
}

#floatingCta{
  display: none !important;
}

/* =========================
   SP OPTIMIZATION
========================= */

@media (max-width: 900px) {

  /* 余白調整 */
  .section-inner {
    padding: 64px 20px;
  }

  .products-head {
    padding: 48px 20px 0;
  }

  /* hero */
  .hero {
    padding: 88px 20px 48px;
    gap: 24px;
  }

  .hero-title {
    font-size: 26px;
    line-height: 1.5;
  }

  .hero-desc {
    font-size: 13px;
    line-height: 2;
  }

  /* story */
  .story-grid {
    gap: 32px;
  }

  .story-body {
    font-size: 13px;
    line-height: 2.2;
  }

  /* section title */
  h2.section-title {
    font-size: 18px;
    line-height: 1.7;
  }

  /* product */
  .pcard {
    padding: 36px 20px;
  }

  .pcard-name {
    font-size: 18px;
  }

  .pcard-body {
    font-size: 12px;
    line-height: 2;
  }

  /* footer情報詰める */
  .pcard-footer {
    gap: 20px;
  }

  /* VIEW DETAIL右寄せ */
  .pcard-action {
    width: 100%;
    display: flex;
    justify-content: flex-end;
  }

  /* trial */
  .trial-card {
    padding: 40px 20px;
    gap: 24px;
  }

  .trial-name {
    font-size: 18px;
  }

  .trial-price {
    font-size: 28px;
  }

  /* editorial */
  .editorial-grid {
    gap: 12px;
  }

  .editorial-side {
    gap: 12px;
  }

  /* formulation table */
  .etable-head {
    display: none;
  }

  .erow {
    padding: 16px 0;
  }

  /* process */
  .sf-process {
    padding: 24px 20px;
  }

  /* howto */
  .howto-grid {
    gap: 32px;
  }

  /* CTA */
  .cta-section {
    padding: 80px 20px;
  }

  .cta-title {
    font-size: 18px;
    line-height: 1.6;
  }

  .cta-body {
    font-size: 13px;
    line-height: 2;
  }

}


/* =========================================
   SP FINAL FIX
========================================= */
@media (max-width: 900px) {

  /* ---------- base ---------- */
  html, body {
    overflow-x: hidden;
  }

  img {
    width: 100%;
    height: auto;
    display: block;
  }

  /* ---------- spacing ---------- */
  .hero,
  .section-inner,
  .products-head,
  .cta-section,
  footer {
    padding-left: 20px !important;
    padding-right: 20px !important;
  }

  .section-inner {
    padding-top: 56px !important;
    padding-bottom: 56px !important;
  }

  .products-head {
    padding-top: 48px !important;
  }

  .cta-section {
    padding-top: 72px !important;
    padding-bottom: 72px !important;
  }

  footer {
    padding-top: 32px !important;
    padding-bottom: 32px !important;
  }

  /* ---------- hero ---------- */
  .hero {
    min-height: auto;
    display: block;
    padding-top: 88px !important;
    padding-bottom: 40px !important;
  }

  .hero-left,
  .hero-right {
    padding-bottom: 0;
  }

  .hero-left {
    max-width: none;
    margin-bottom: 24px;
  }

  .hero-eyebrow {
    font-size: 11px;
    letter-spacing: 0.18em;
    margin-bottom: 18px;
  }

  .hero-title {
    font-size: 28px !important;
    line-height: 1.4 !important;
    letter-spacing: 0.02em !important;
    margin-bottom: 16px;
  }

  .hero-desc {
    font-size: 13px;
    line-height: 2;
    max-width: none;
  }

  .hero-visual {
    width: 100% !important;
    max-width: none !important;
    margin-left: 0 !important;
    display: block !important;
    min-height: 0 !important;
  }

  .hero-main-image {
    min-height: 0 !important;
    aspect-ratio: 3 / 4;
  }

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

  .hero-sub-images {
    display: none !important;
  }

  .hero-right {
    margin-top: 20px;
    display: block;
  }

  .hero-badge {
    display: inline-block;
    margin-bottom: 16px;
  }

  .hero-stat {
    text-align: left;
    font-size: 10px;
    line-height: 1.9;
  }

  .hero-scroll-line {
    display: none;
  }

  /* ---------- typography ---------- */
  h2.section-title {
    font-size: 20px !important;
    line-height: 1.6 !important;
    margin-bottom: 20px;
  }

  .section-label {
    margin-bottom: 28px;
    font-size: 9px;
    letter-spacing: 0.18em !important;
  }

  .story-body,
  .form-lead,
  .sf-body,
  .origin-body,
  .howto-note,
  .cta-body,
  .pcard-body,
  .trial-copy {
    font-size: 13px;
    line-height: 2.05;
  }

  /* ---------- common grids ---------- */
  .story-grid,
  .form-grid,
  .sf-grid,
  .origin-grid,
  .howto-grid,
  .editorial-grid {
    display: grid;
    grid-template-columns: 1fr !important;
    gap: 32px !important;
  }

  .editorial-side,
  .softener-images,
  .image-band-grid {
    display: grid;
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  /* ---------- products ---------- */
  .product-grid {
    grid-template-columns: 1fr !important;
    margin-top: 36px;
  }

  .pcard {
    padding: 32px 20px !important;
    border-right: none !important;
  }

  .pcard-with-image {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 18px !important;
  }

  .pcard-image {
    width: 100%;
  }

  .pcard-image img {
    aspect-ratio: 4 / 5;
  }

  .pcard-name {
    font-size: 20px !important;
    line-height: 1.35;
  }

  .pcard-name-ja {
    margin-bottom: 20px;
  }

  .pcard-body {
    margin-bottom: 24px;
  }

  .pcard-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 24px !important;
    padding-top: 20px;
  }

  .pcard-action {
    width: 100%;
    display: flex;
    justify-content: flex-end;
    margin-top: 4px;
  }

  .pcard-action .btn {
    min-width: 148px;
    padding: 12px 20px;
    font-size: 10px;
    letter-spacing: 0.16em;
    text-align: center;
  }

  /* ---------- trial ---------- */
  .trial-card {
    display: block !important;
    padding: 32px 20px !important;
    gap: 0 !important;
  }

  .trial-layout {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 18px !important;
  }

  .trial-image {
    width: 100% !important;
  }

  .trial-image img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
  }

  .trial-main {
    width: 100%;
  }

  .trial-name {
    font-size: 20px !important;
    line-height: 1.35;
  }

  .trial-name-ja {
    margin-bottom: 16px;
  }

  .trial-right {
    margin-top: 24px;
    min-width: 0 !important;
    text-align: left !important;
    white-space: normal !important;
  }

  .trial-price {
    font-size: 22px !important;
  }

  .trial-vol {
    margin-bottom: 16px;
    line-height: 1.8;
  }

  /* ---------- formulation ---------- */
  .etable {
    margin-top: 32px;
  }

  .etable-head {
    display: none !important;
  }

  .erow {
    grid-template-columns: 1fr !important;
    gap: 6px !important;
    padding: 14px 0 !important;
  }

  .deod {
    margin-top: 40px;
  }

  .deod-grid {
    grid-template-columns: 1fr !important;
  }

  .ditem {
    padding: 20px 18px;
  }

  /* ---------- softener process ---------- */
  .sf-process {
    position: static !important;
    top: auto !important;
    padding: 24px 20px !important;
  }

  .step {
    gap: 14px;
    padding: 16px 0;
  }

  /* ---------- origin ---------- */
  .certs {
    gap: 8px;
  }

  .cert {
    font-size: 8px;
    letter-spacing: 0.16em;
    padding: 6px 10px;
  }

  .origin-quote {
    padding-left: 18px;
    margin-top: 0;
  }

  .origin-quote p {
    font-size: 16px;
    line-height: 1.7;
  }

  /* ---------- how to ---------- */
  .usage + .usage {
    margin-top: 36px;
  }

  .usage-label {
    margin-bottom: 10px;
  }

  th, td {
    font-size: 12px;
  }

  .amt {
    font-size: 18px;
  }

  /* ---------- CTA ---------- */
  .cta-title {
    font-size: 18px !important;
    line-height: 1.7 !important;
    letter-spacing: 0.03em !important;
    margin-bottom: 16px;
  }

  .cta-body {
    margin-bottom: 28px;
  }

  .cta-note {
    line-height: 1.8;
  }

  /* ---------- footer ---------- */
  footer {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }

  footer > * {
    text-align: left !important;
  }
}

@media (max-width: 640px) {
  .nav-right {
    display: none;
  }

  .hero-title {
    font-size: 24px !important;
  }

  .section-label {
    letter-spacing: 0.14em !important;
  }

  .pcard-name,
  .trial-name {
    font-size: 18px !important;
  }

  .cta-title {
    font-size: 17px !important;
  }
}

/* =========================================
   PRODUCT → TRIAL LAYOUT (SP ONLY)
========================================= */

@media (max-width: 900px) {

  /* 商品カードをtrialと同じ構造に */
  .pcard-with-image {
    display: block !important;
  }

  .pcard-image {
    margin-bottom: 16px;
  }

  .pcard-image img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
  }

  /* コンテンツ余白調整 */
  .pcard-content {
    display: block;
  }

  .pcard-num {
    margin-bottom: 10px;
  }

  .pcard-name {
    margin-bottom: 6px;
  }

  .pcard-name-ja {
    margin-bottom: 16px;
  }

  .pcard-body {
    margin-bottom: 20px;
  }

  /* フッター（価格など） */
  .pcard-footer {
    display: block;
    border-top: 1px solid #eaeaea;
    padding-top: 16px;
  }

  .pcard-footer > div {
    margin-bottom: 10px;
  }

  /* price強すぎ問題も同時に解決 */
  .pcard-meta-val {
    font-size: 14px !important;
    font-weight: 400;
  }

  /* VIEW DETAILをtrialと同じ位置へ */
  .pcard-action {
    margin-top: 12px;
    display: flex;
    justify-content: flex-end;
  }

}

/* =========================================
   SP: make product cards look exactly like trial card
========================================= */
@media (max-width: 900px) {

  /* card base */
  .pcard,
  .trial-card {
    padding: 32px 20px !important;
    background: #ffffff !important;
    border-right: none !important;
    border-bottom: 1px solid #eaeaea !important;
  }

  /* product card -> trial style */
  .pcard-with-image {
    display: block !important;
  }

  .pcard-image,
  .trial-image {
    width: 100% !important;
    margin-bottom: 18px !important;
  }

  .pcard-image img,
  .trial-image img {
    width: 100% !important;
    aspect-ratio: 4 / 5 !important;
    object-fit: cover !important;
    display: block;
  }

  /* title area */
  .pcard-num,
  .trial-tag {
    display: block;
    margin-bottom: 10px !important;
    font-size: 9px !important;
    letter-spacing: 0.18em !important;
    color: #999999 !important;
    font-weight: 300 !important;
  }

  .pcard-name,
  .trial-name {
    font-size: 20px !important;
    line-height: 1.35 !important;
    letter-spacing: 0.03em !important;
    font-weight: 400 !important;
    margin-bottom: 6px !important;
    color: #000000 !important;
    text-transform: none !important;
  }

  .pcard-name-ja,
  .trial-name-ja {
    font-size: 12px !important;
    line-height: 1.8 !important;
    color: #666666 !important;
    margin-bottom: 16px !important;
  }

  .pcard-body,
  .trial-copy {
    font-size: 13px !important;
    line-height: 2.05 !important;
    color: #666666 !important;
    margin-bottom: 20px !important;
    max-width: none !important;
  }

  /* footer area -> same rhythm */
  .pcard-footer,
  .trial-right {
    display: block !important;
    width: 100% !important;
    margin-top: 0 !important;
    padding-top: 16px !important;
    border-top: 1px solid #eaeaea !important;
    text-align: left !important;
    white-space: normal !important;
    min-width: 0 !important;
  }

  .pcard-footer > div,
  .trial-meta,
  .trial-vol {
    margin-bottom: 10px !important;
  }

  .pcard-meta-label,
  .trial-meta-label {
    font-size: 9px !important;
    letter-spacing: 0.18em !important;
    color: #999999 !important;
    margin-bottom: 4px !important;
    font-weight: 300 !important;
  }

  .pcard-meta-val,
  .trial-price {
    font-size: 14px !important;
    line-height: 1.4 !important;
    font-weight: 400 !important;
    color: #000000 !important;
  }

  .pcard-meta-val small,
  .trial-price small,
  .trial-vol {
    font-size: 11px !important;
    color: #666666 !important;
    font-weight: 300 !important;
    letter-spacing: 0.04em !important;
  }

  /* button */
  .pcard-action,
  .trial-right .btn {
    margin-top: 12px !important;
  }

  .pcard-action {
    display: flex !important;
    justify-content: flex-end !important;
    width: 100% !important;
  }

  .pcard-action .btn,
  .trial-right .btn {
    min-width: 148px !important;
    padding: 12px 20px !important;
    font-size: 10px !important;
    letter-spacing: 0.16em !important;
    text-align: center !important;
  }
}


@media (max-width: 900px) {
  .pcard-footer {
    align-items: flex-start !important;
    text-align: left !important;
  }
}

@media (max-width: 900px) {
  .pcard-footer {
    align-items: flex-start !important;
    text-align: left !important;
  }
}

@media (max-width: 900px) {
  .trial-right {
    display: grid !important;
    grid-template-columns: 1fr auto;
    column-gap: 16px;
    row-gap: 8px;
    align-items: end;
    width: 100%;
  }

  .trial-meta {
    grid-column: 1;
    margin-bottom: 0 !important;
  }

  .trial-vol {
    grid-column: 1;
    margin-bottom: 0 !important;
  }

  .trial-right .btn {
    grid-column: 2;
    grid-row: 1 / span 2;
    justify-self: end;
    align-self: end;
    margin-left: 0 !important;
    margin-top: 0 !important;
  }
}



@media (max-width: 900px) {

  .pcard-action,
  .trial-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end; /* ←ここがポイント（右寄せ） */
  }

  .release-note {
    margin-top: 8px;
    font-size: 10px;
    letter-spacing: 0.14em;
    color: #777;
    text-align: right;
    white-space: nowrap;
  }

}

@media (max-width: 900px) {

  .pcard-action,
  .trial-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end; /* ←ここがポイント（右寄せ） */
  }

  .release-note {
    margin-top: 8px;
    font-size: 10px;
    letter-spacing: 0.14em;
    color: #777;
    text-align: right;
    white-space: nowrap;
  }

}

@media (max-width: 900px) {
  .trial-right {
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-end !important;
    text-align: right !important;
    width: 100% !important;
    gap: 0 !important;
  }

  .trial-meta,
  .trial-vol,
  .trial-right .btn,
  .trial-right .release-note {
    width: auto !important;
    margin-left: auto !important;
    text-align: right !important;
  }

  .trial-meta {
    margin-bottom: 8px !important;
  }

  .trial-vol {
    margin-bottom: 10px !important;
  }

  .trial-right .btn {
    margin-top: 0 !important;
  }

  .trial-right .release-note {
    margin-top: 8px !important;
    white-space: nowrap !important;
  }
}

@media (max-width: 900px) {
  .trial-right {
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-end !important;
    text-align: right !important;
    width: 100% !important;
    gap: 0 !important;
  }

  .trial-meta,
  .trial-vol,
  .trial-right .btn,
  .trial-right .release-note {
    width: auto !important;
    margin-left: auto !important;
    text-align: right !important;
  }

  .trial-meta {
    margin-bottom: 8px !important;
  }

  .trial-vol {
    margin-bottom: 10px !important;
  }

  .trial-right .btn {
    margin-top: 0 !important;
  }

  .trial-right .release-note {
    margin-top: 8px !important;
    white-space: nowrap !important;
  }
}