/* ============================================================
   Salon de Rose Garden — Shared Stylesheet
   Palette: Dusty Rose × Warm Gray × Cream
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=Noto+Serif+JP:wght@300;400;500&display=swap');

/* ── Variables ── */
:root {
  --cream:      #FAF7F5;
  --blush:      #F5EDEF;
  --rose:       #C4959D;
  --rose-light: #EAD8DB;
  --rose-dark:  #A37880;
  --taupe:      #5a5560;
  --charcoal:   #4A4347;
  --warm-gray:  #7A757A;
  --gold:       #C8A882;
  --border:     #E5D8DA;
  --white:      #FFFFFF;

  --font-en: 'Cormorant Garamond', Georgia, serif;
  --font-jp: 'Noto Serif JP', 'Hiragino Mincho ProN', 'Yu Mincho', serif;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --t: 0.36s var(--ease);

  --shadow-sm: 0 2px 14px rgba(74,67,71,0.07);
  --shadow:    0 6px 28px rgba(74,67,71,0.10);
  --shadow-lg: 0 14px 44px rgba(74,67,71,0.14);

  --w: 1080px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 62.5%; }
body {
  font-family: var(--font-jp);
  font-size: 1.55rem;
  color: var(--charcoal);
  background: var(--cream);
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--t); }
ul, ol { list-style: none; }

/* ── Layout ── */
.container { width: 90%; max-width: var(--w); margin: 0 auto; }
.section    { padding: 96px 0; }
.section--alt { background: var(--blush); }

/* ── Section header ── */
.sec-head { text-align: center; margin-bottom: 64px; }
.sec-en {
  font-family: var(--font-en);
  font-size: 4.0rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  color: var(--rose);
  display: block;
}
.sec-jp {
  font-family: var(--font-jp);
  font-size: 1.2rem;
  letter-spacing: 0.35em;
  color: var(--taupe);
  display: block;
  margin-top: 10px;
}
.sec-line {
  width: 38px; height: 1px;
  background: var(--rose);
  opacity: 0.55;
  margin: 20px auto 0;
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 13px 38px;
  font-family: var(--font-jp);
  font-size: 1.3rem;
  letter-spacing: 0.22em;
  border: 1px solid currentColor;
  cursor: pointer;
  transition: background var(--t), color var(--t);
  text-align: center;
}
.btn-rose  { color: var(--rose-dark); border-color: var(--rose-dark); font-weight: 500; }
.btn-rose:hover  { background: var(--rose);  color: var(--white); }
.btn-white { color: var(--white);   border-color: var(--white); }
.btn-white:hover { background: var(--white); color: var(--charcoal); }
.btn-dark  { color: var(--charcoal);border-color: var(--charcoal); }
.btn-dark:hover  { background: var(--charcoal); color: var(--white); }

/* ─────────────────────────────────────────
   HEADER / NAV
───────────────────────────────────────── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  padding: 22px 0;
  transition: background var(--t), padding var(--t), box-shadow var(--t);
}
.site-header.scrolled {
  background: rgba(250,247,245,0.95);
  backdrop-filter: blur(10px);
  padding: 14px 0;
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: var(--font-en);
  font-size: 1.9rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: #2c2830;
}
.logo em { font-style: italic; color: var(--rose-dark); }

.gnav ul {
  display: flex; align-items: center; gap: 38px;
}
.gnav a {
  font-family: var(--font-en);
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: #2c2830;
  position: relative;
  padding-bottom: 3px;
}
.gnav a::after {
  content: '';
  position: absolute; bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--rose);
  transition: width var(--t);
}
.gnav a:hover { color: var(--rose); }
.gnav a:hover::after,
.gnav a.active::after { width: 100%; }

.gnav .nav-cta a {
  padding: 8px 22px;
  border: 1px solid var(--rose);
  color: var(--rose);
}
.gnav .nav-cta a::after { display: none; }
.gnav .nav-cta a:hover { background: var(--rose); color: var(--white); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 6px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
  display: block; width: 26px; height: 1px;
  background: var(--charcoal);
  transition: transform var(--t), opacity var(--t);
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed; inset: 0; z-index: 890;
  background: var(--cream);
  flex-direction: column; align-items: center; justify-content: center; gap: 36px;
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
  font-family: var(--font-en);
  font-size: 2.6rem; font-weight: 300;
  letter-spacing: 0.28em;
  color: var(--charcoal);
}
.mobile-nav a:hover { color: var(--rose); }
.mobile-nav-sub {
  font-size: 1.3rem !important;
  letter-spacing: 0.2em !important;
  color: var(--taupe) !important;
  font-family: var(--font-jp) !important;
}

/* ─────────────────────────────────────────
   PAGE HERO (inner pages)
───────────────────────────────────────── */
.page-hero {
  padding: 150px 0 90px;
  background: linear-gradient(135deg, var(--blush) 0%, var(--cream) 55%, var(--rose-light) 100%);
  text-align: center;
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; top: -70px; right: -70px;
  width: 320px; height: 320px; border-radius: 50%;
  border: 70px solid var(--rose-light); opacity: 0.35;
}
.page-hero::after {
  content: '';
  position: absolute; bottom: -60px; left: -40px;
  width: 200px; height: 200px; border-radius: 50%;
  border: 40px solid var(--rose-light); opacity: 0.28;
}
.page-hero-en {
  font-family: var(--font-en);
  font-size: 5.5rem; font-weight: 300;
  letter-spacing: 0.22em;
  color: var(--rose);
  position: relative; z-index: 1;
}
.page-hero-jp {
  font-family: var(--font-jp);
  font-size: 1.25rem; letter-spacing: 0.35em;
  color: var(--taupe);
  margin-top: 14px;
  position: relative; z-index: 1;
}
.page-hero-line {
  width: 36px; height: 1px;
  background: var(--rose); opacity: 0.5;
  margin: 20px auto 0;
}

/* ─────────────────────────────────────────
   FOOTER
───────────────────────────────────────── */
.site-footer {
  background: var(--charcoal);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo {
  color: var(--white);
  font-size: 2.0rem;
  display: block; margin-bottom: 12px;
}
.footer-tagline {
  font-size: 1.2rem;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.45);
  display: block; margin-bottom: 20px;
}
.footer-sns { display: flex; gap: 14px; }
.footer-sns a {
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50%;
  display: grid; place-items: center;
  color: rgba(255,255,255,0.6);
  font-size: 1.4rem;
  transition: all var(--t);
}
.footer-sns a:hover { border-color: var(--rose); color: var(--rose); }

.footer-nav h4,
.footer-info h4 {
  font-family: var(--font-en);
  font-size: 1.2rem; font-weight: 400;
  letter-spacing: 0.22em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 18px;
}
.footer-nav ul { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a {
  font-family: var(--font-en);
  font-size: 1.2rem; letter-spacing: 0.18em;
  color: rgba(255,255,255,0.6);
  transition: color var(--t);
}
.footer-nav a:hover { color: var(--rose); }
.footer-info p {
  font-size: 1.3rem; letter-spacing: 0.08em;
  color: rgba(255,255,255,0.55);
  line-height: 2.0;
}
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 28px;
}
.footer-copy {
  font-size: 1.1rem; letter-spacing: 0.1em;
  color: rgba(255,255,255,0.3);
}

/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (max-width: 900px) {
  .gnav { display: none; }
  .hamburger { display: flex; }
  .section { padding: 64px 0; }
  .sec-en { font-size: 3.2rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-info { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}
@media (max-width: 600px) {
  html { font-size: 58%; }
  .page-hero-en { font-size: 3.8rem; }
  .footer-grid { grid-template-columns: 1fr; }
}