:root {
  --ink: #242225;
  --muted: #6d666b;
  --paper: #fffaf8;
  --white: #ffffff;
  --soft: #f4ece9;
  --line: #e8dbd7;
  --rose: #b97485;
  --rose-dark: #773f52;
  --teal: #5e7f7b;
  --silver: #7d8188;
  --gold: #a9854d;
  --shadow: 0 24px 70px rgba(48, 35, 34, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 5%;
  background: rgba(255, 250, 248, 0.9);
  border-bottom: 1px solid rgba(232, 219, 215, 0.76);
  backdrop-filter: blur(16px);
}

.brand {
  display: grid;
  line-height: 1.1;
}

.brand span {
  color: var(--rose);
  font-size: 0.72rem;
  font-weight: 800;
}

.brand strong {
  font-family: "Noto Serif JP", serif;
  font-size: 1.22rem;
  letter-spacing: 0;
}

.nav {
  display: flex;
  gap: 24px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 800;
}

.header-cta,
.button,
.floating-cta,
.back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 20px;
  border-radius: 8px;
  font-weight: 900;
}

.header-cta,
.button.primary,
.floating-cta {
  color: var(--white);
  background: var(--rose-dark);
}

.button.ghost {
  color: var(--rose-dark);
  background: var(--white);
  border: 1px solid var(--line);
}

.button.light {
  color: var(--rose-dark);
  background: var(--white);
}

.hero {
  display: grid;
  grid-template-columns: minmax(320px, 0.78fr) minmax(360px, 1fr);
  min-height: 680px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 8% 80px 10%;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-size: 0.82rem;
  font-weight: 900;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: "Noto Serif JP", serif;
  line-height: 1.35;
  letter-spacing: 0;
}

h1 {
  max-width: 660px;
  margin-bottom: 22px;
  font-size: 3.02rem;
}

h2 {
  margin-bottom: 18px;
  font-size: 2.24rem;
}

h3 {
  margin-bottom: 8px;
  font-size: 1.12rem;
  line-height: 1.5;
}

.lead {
  max-width: 620px;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.hero-image {
  min-height: 520px;
  background: linear-gradient(90deg, rgba(255, 250, 248, 0.82), rgba(255, 250, 248, 0.06)), url("assets/salon-hero.png") center / cover;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.proof-strip div {
  padding: 22px 24px;
  border-right: 1px solid var(--line);
}

.proof-strip strong {
  display: block;
  color: var(--rose-dark);
  font-size: 1rem;
}

.proof-strip span {
  color: var(--muted);
  font-size: 0.9rem;
}

.section,
.treatment,
.voice-section,
.reserve {
  padding: 94px 5%;
}

.section-head {
  max-width: 790px;
  margin-bottom: 36px;
}

.section-head p:not(.eyebrow),
.treatment p,
.reserve p,
.note {
  color: var(--muted);
}

.gallery-feature {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(300px, 0.82fr);
  gap: 34px;
  align-items: stretch;
}

.gallery-feature img {
  height: 560px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.design-list {
  display: grid;
  gap: 14px;
}

.design-list article,
.menu-card,
.first-grid article,
.voice-grid blockquote {
  margin: 0;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.design-list span,
.first-grid span {
  color: var(--gold);
  font-weight: 900;
}

.muted {
  background: var(--soft);
}

.menu-grid,
.first-grid,
.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.menu-card p {
  margin-bottom: 6px;
  color: var(--teal);
  font-weight: 900;
}

.menu-card strong {
  display: block;
  color: var(--rose-dark);
  font-size: 1.65rem;
  line-height: 1.3;
}

.menu-card span {
  color: var(--muted);
  font-size: 0.92rem;
}

.menu-card.featured {
  border-color: var(--rose);
  box-shadow: var(--shadow);
}

.note {
  margin: 22px 0 0;
  font-size: 0.92rem;
}

.treatment {
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(320px, 1fr);
  gap: 48px;
  align-items: center;
  background: var(--ink);
  color: var(--white);
}

.treatment .eyebrow,
.treatment p {
  color: rgba(255, 255, 255, 0.78);
}

.treatment img {
  height: 520px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.first-grid {
  grid-template-columns: repeat(4, 1fr);
}

.first-grid p,
.voice-grid blockquote {
  color: var(--muted);
}

.voice-section {
  background: var(--white);
}

.reserve {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(320px, 0.9fr);
  gap: 36px;
  color: var(--white);
  background: var(--rose-dark);
}

.reserve .eyebrow,
.reserve p {
  color: rgba(255, 255, 255, 0.78);
}

.reserve > div {
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
}

footer {
  padding: 26px 5%;
  color: rgba(255, 255, 255, 0.7);
  background: var(--ink);
  text-align: center;
}

.floating-cta {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  box-shadow: var(--shadow);
}

.back-link {
  position: fixed;
  left: 18px;
  bottom: 18px;
  z-index: 30;
  color: var(--rose-dark);
  background: var(--white);
  border: 1px solid var(--line);
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }

  .hero,
  .gallery-feature,
  .treatment,
  .reserve {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
  }

  .hero-copy {
    padding: 56px 6% 36px;
  }

  h1 {
    font-size: 2.18rem;
  }

  h2 {
    font-size: 1.72rem;
  }

  .proof-strip,
  .menu-grid,
  .first-grid,
  .voice-grid {
    grid-template-columns: 1fr;
  }

  .proof-strip div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .section,
  .treatment,
  .voice-section,
  .reserve {
    padding: 64px 6%;
  }

  .gallery-feature img,
  .treatment img {
    height: 350px;
  }

  .floating-cta,
  .back-link {
    min-height: 42px;
    padding: 10px 14px;
    font-size: 0.9rem;
  }
}

@media (max-width: 520px) {
  .site-header {
    padding: 12px 4%;
  }

  .brand strong {
    font-size: 1rem;
  }

  .header-cta {
    min-height: 40px;
    padding: 9px 14px;
  }

  .hero-image {
    min-height: 360px;
  }
}