@charset "UTF-8";

:root {
  --ink: #302821;
  --muted: #746a61;
  --gold: #b58a38;
  --gold-dark: #8f6928;
  --gold-light: #ddc38f;
  --ivory: #fffaf2;
  --cream: #f8efe1;
  --line: rgba(181, 138, 56, 0.38);
  --shadow: 0 18px 55px rgba(92, 67, 36, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #f6f1ea;
  font-family: "Noto Sans JP", sans-serif;
  line-height: 1.8;
}

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

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header,
main,
.site-footer {
  width: min(100%, 1180px);
  margin-inline: auto;
}

.site-header {
  min-height: 76px;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: rgba(255, 253, 249, 0.97);
  border-bottom: 1px solid var(--line);
}

.brand {
  font-family: "Noto Serif JP", serif;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.header-actions,
.hero-actions,
.product-actions,
.bottom-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.button {
  min-height: 48px;
  padding: 11px 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gold);
  border-radius: 9px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 9px 22px rgba(113, 78, 23, 0.18);
}

.button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(181, 138, 56, 0.38);
  outline-offset: 3px;
}

.button-gold {
  color: #fff;
  background: linear-gradient(135deg, #c59a49, #a77b2d);
}

.button-sub,
.button-light {
  color: var(--gold-dark);
  background: rgba(255, 255, 255, 0.86);
}

main {
  overflow: hidden;
  background: var(--ivory);
  box-shadow: 0 0 60px rgba(74, 53, 30, 0.12);
}

.hero {
  position: relative;
  background: var(--cream);
}

.hero > img {
  width: 100%;
}

.hero-actions {
  position: absolute;
  left: 4.25%;
  bottom: clamp(24px, 6vw, 82px);
  transform: translateY(40px);
}

.hero-actions .button {
  min-width: 220px;
}

.label-sp {
  display: none;
}

.campaign {
  padding: clamp(72px, 9vw, 124px) clamp(24px, 6vw, 82px);
  background-image: linear-gradient(rgba(255, 251, 244, 0.9), rgba(255, 251, 244, 0.93)), url("../img/2608/campaign-silk-bg.webp");
  background-size: cover;
  background-position: center top;
}

.section-heading {
  width: min(100%, 760px);
  margin: 0 auto clamp(48px, 7vw, 84px);
  text-align: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--gold-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.24em;
}

.section-heading h2,
.more-products h2,
.bottom-cta h2 {
  margin: 0 0 18px;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(2rem, 4.7vw, 3.6rem);
  line-height: 1.4;
  letter-spacing: 0.04em;
}

.section-heading h2 span {
  font-size: 0.52em;
  color: var(--gold-dark);
}

.section-heading .offer-heading {
  position: relative;
  width: fit-content;
  min-width: min(100%, 520px);
  margin: 0 auto 18px;
  padding: 18px 54px 22px;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  color: #5a3d13;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(247, 229, 188, 0.92));
  border: 1px solid #caa04f;
  border-radius: 14px;
  box-shadow: 0 14px 36px rgba(141, 95, 20, 0.17), inset 0 0 0 4px rgba(255, 255, 255, 0.72);
}

.section-heading .offer-heading::before,
.section-heading .offer-heading::after {
  content: "✦";
  position: absolute;
  top: 50%;
  color: #c59a49;
  font-size: 1.5rem;
  transform: translateY(-50%);
}

.section-heading .offer-heading::before {
  left: 20px;
}

.section-heading .offer-heading::after {
  right: 20px;
}

.section-heading .offer-heading strong {
  font-size: 1.35em;
  line-height: 1;
  text-shadow: 0 3px 0 rgba(255, 255, 255, 0.8);
}

.section-heading .offer-heading .offer-max,
.section-heading .offer-heading .offer-off {
  color: #8f6928;
  font-family: "Noto Serif JP", serif;
  font-size: 0.48em;
  font-weight: 700;
}

.offer-subtitle {
  margin: 0 0 16px;
  color: var(--gold-dark);
  font-family: "Noto Serif JP", serif;
  font-size: clamp(1.25rem, 2.6vw, 1.8rem);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.section-heading > p:last-child {
  margin: 0;
  color: var(--muted);
}

.product-list {
  display: grid;
  gap: clamp(34px, 5vw, 64px);
}

.product-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.product-card-reverse .product-visual {
  order: 2;
}

.product-visual {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  background: #f6eee2;
}

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

.discount-badge {
  position: absolute;
  z-index: 2;
  top: 22px;
  left: 22px;
  width: 111px;
  aspect-ratio: 1;
  display: grid;
  place-content: center;
  color: #fff;
  background: linear-gradient(145deg, #d5af63, #a57725);
  border: 4px double rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  font-family: "Noto Serif JP", serif;
  font-size: 1.68rem;
  font-weight: 700;
  line-height: 1.05;
  text-align: center;
  box-shadow: 0 8px 24px rgba(83, 56, 16, 0.22);
}

.discount-badge small {
  display: block;
  margin-top: 3px;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.discount-badge-special {
  left: auto;
  right: 22px;
  width: 123px;
  font-size: 1.1rem;
}

.discount-badge-brush {
  top: auto;
  bottom: 22px;
}

.product-content {
  padding: clamp(32px, 5vw, 62px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.product-category {
  width: fit-content;
  margin: 0 0 16px;
  padding: 5px 14px;
  color: #66572e;
  background: #f1e8c9;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.product-category-styling {
  color: #7c4059;
  background: #f4dfe7;
}

.product-category-scalp {
  color: #3f6539;
  background: #e1efdc;
}

.product-category-brush {
  color: #315d78;
  background: #dcecf5;
}

.product-category-treatment {
  color: #5e4c7d;
  background: #e9e3f4;
}

.product-category-device {
  color: #725019;
  background: #f1e2b9;
}

.product-content h3 {
  margin: 0 0 18px;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  line-height: 1.5;
}

.product-description {
  margin: 0;
  color: var(--muted);
}

.product-actions .button {
  flex: 1;
  padding-inline: 12px;
}

.product-actions {
  margin-top: 24px;
}

.more-products {
  position: relative;
  min-height: 520px;
  display: grid;
  align-items: center;
  background: #2e2822;
}

.more-products > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.52;
}

.more-products::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(34, 28, 22, 0.88), rgba(34, 28, 22, 0.22));
}

.more-products-content {
  position: relative;
  z-index: 1;
  width: min(640px, 75%);
  padding: clamp(42px, 7vw, 84px);
  color: #fff;
}

.more-products-content p:not(.eyebrow) {
  margin: 0 0 30px;
}

.more-products-content .eyebrow {
  color: #f0d7a2;
}

.guide,
.faq {
  padding: clamp(72px, 9vw, 118px) clamp(24px, 6vw, 82px);
}

.guide {
  background: #fffdf9;
}

.guide-list {
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  list-style: none;
}

.guide-list li,
.faq-list article {
  position: relative;
  padding: 34px 24px;
  text-align: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
}

.guide-number {
  position: absolute;
  top: 14px;
  left: 14px;
  width: 32px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--gold);
  border-radius: 50%;
  font-weight: 700;
}

.guide-icon-image,
.faq-icon-image {
  width: 104px;
  height: 104px;
  aspect-ratio: 1;
  margin: 0 auto 20px;
  padding: 0;
  object-fit: contain;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 10px 26px rgba(142, 99, 26, 0.2), 0 0 0 4px #fff, 0 0 0 5px var(--gold-light);
}

.faq-icon-image {
  width: 94px;
  height: 94px;
  padding: 0;
}

.guide-list h3,
.faq-list h3 {
  margin: 0 0 12px;
  font-family: "Noto Serif JP", serif;
}

.guide-list p,
.faq-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  text-align: left;
}

.guide-list .guide-note,
.faq-list .faq-note {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
}

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

.faq-list {
  width: min(100%, 980px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.faq-list article {
  display: flex;
  flex-direction: column;
}

.faq-steps {
  margin: 0;
  padding-left: 1.5em;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
  text-align: left;
}

.faq-list a {
  margin-top: auto;
  padding-top: 22px;
  color: var(--gold-dark);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 5px;
}

.bottom-cta {
  padding: clamp(72px, 10vw, 130px) 24px;
  text-align: center;
  background-image: linear-gradient(rgba(255, 250, 242, 0.68), rgba(255, 250, 242, 0.82)), url("../img/2608/campaign-silk-bg.webp");
  background-position: center;
  background-size: cover;
}

.bottom-actions {
  justify-content: center;
  margin-top: 34px;
}

.bottom-actions .button {
  min-width: 210px;
}

.site-footer {
  padding: 42px 24px 34px;
  color: #f7efe5;
  background: #302a25;
  text-align: center;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 28px;
  margin-bottom: 28px;
  font-size: 0.86rem;
}

.site-footer small {
  color: #bdb2a8;
}

@media (max-width: 760px) {
  .site-header {
    min-height: 0;
    padding: 12px 14px;
    flex-direction: column;
    align-items: stretch;
    gap: 9px;
  }

  .brand {
    text-align: center;
    font-size: 0.77rem;
    letter-spacing: 0.03em;
  }

  .header-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  .header-actions .button {
    min-height: 38px;
    padding: 7px 10px;
    font-size: 0.7rem;
  }

  .hero img {
    width: 100%;
    height: auto;
  }

  .hero-actions {
    position: static;
    padding: 16px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: #fffaf2;
    transform: none;
  }

  .hero-actions .button {
    min-width: 0;
    padding-inline: 10px;
    font-size: 0.76rem;
  }

  .label-pc {
    display: none;
  }

  .label-sp {
    display: inline;
  }

  .campaign {
    padding-inline: 16px;
  }

  .section-heading h2,
  .more-products h2,
  .bottom-cta h2 {
    font-size: clamp(1.75rem, 8vw, 2.45rem);
  }

  .section-heading .offer-heading {
    min-width: 0;
    padding: 15px 42px 18px;
    gap: 7px;
  }

  .section-heading .offer-heading::before {
    left: 14px;
  }

  .section-heading .offer-heading::after {
    right: 14px;
  }

  .product-card,
  .product-card-reverse {
    grid-template-columns: 1fr;
    border-radius: 18px;
  }

  .product-card-reverse .product-visual {
    order: 0;
  }

  .product-visual {
    min-height: 0;
    aspect-ratio: 4 / 3;
  }

  .discount-badge {
    top: 14px;
    left: 14px;
    width: 92px;
    font-size: 1.3rem;
  }

  .discount-badge-special {
    left: auto;
    right: 14px;
    width: 101px;
    font-size: 0.88rem;
  }

  .discount-badge-brush {
    top: auto;
    bottom: 14px;
  }

  .product-content {
    padding: 28px 22px 30px;
  }

  .product-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .product-actions .button {
    padding-inline: 8px;
    font-size: 0.8rem;
  }

  .more-products {
    min-height: 560px;
    align-items: end;
  }

  .more-products::after {
    background: linear-gradient(0deg, rgba(34, 28, 22, 0.94), rgba(34, 28, 22, 0.05));
  }

  .more-products-content {
    width: 100%;
    padding: 36px 22px;
  }

  .guide-list,
  .faq-list {
    grid-template-columns: 1fr;
  }

  .bottom-actions {
    display: grid;
    width: min(100%, 420px);
    margin-inline: auto;
  }

  .bottom-actions .button {
    width: 100%;
    min-width: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .button {
    transition: none;
  }
}