/* ===========================
   CSS Variables
=========================== */
:root {
  /* ベース：白木 × グレージュの壁 */
  --white:        #faf8f4;       /* 白木のような温かい白 */
  --gray-100:     #ede9e1;       /* 壁のグレージュ */
  --gray-200:     #d8d3c8;       /* 区切り線・薄い背景 */
  --gray-300:     #b0a99a;       /* プレースホルダー */
  --gray-400:     #7d7565;       /* サブテキスト */

  /* アクセント */
  --brown:        #a08560;       /* 木目（控えめなウォーム） */
  --dark:         #1a1a1a;       /* 黒 */

  /* ブランドカラー（看板色） */
  --accent:       rgb(38 127 166);     /* 看板の青 */
  --accent-dark:  rgb(28 102 135);     /* hover用 */

  --font-en:      'Cormorant Garamond', serif;
  --font-ja:      'Zen Kaku Gothic New', sans-serif;
  --transition:   0.35s ease;
}

/* ===========================
   Reset & Base
=========================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html { scroll-behavior: smooth; }

body {
  background-color: var(--white);
  color: var(--dark);
  font-family: var(--font-ja);
  font-weight: 300;
  line-height: 1.8;
  font-size: 15px;
}

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

/* ===========================
   Layout
=========================== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}

.section { padding: 100px 0; }

/* ===========================
   Typography
=========================== */
.section__label {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--brown);
  text-transform: uppercase;
  margin-bottom: 12px;
}

/* 中央寄せの見出しラベルにだけ、青の細いアクセントラインを少し */
.section__label.center {
  margin-bottom: 22px;
}
.section__label.center::after {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--accent);
  margin: 10px auto 0;
}

.section__title {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: clamp(26px, 3.5vw, 40px);
  line-height: 1.4;
  margin-bottom: 48px;
}

.center { text-align: center; }

/* ===========================
   Buttons
=========================== */
.btn {
  display: inline-block;
  padding: 14px 40px;
  background-color: var(--dark);
  color: var(--white);
  font-family: var(--font-ja);
  font-size: 13px;
  letter-spacing: 0.15em;
  border: 1px solid var(--dark);
  transition: background-color var(--transition), color var(--transition);
}
.btn:hover {
  background-color: transparent;
  color: var(--dark);
}

.btn--white {
  background-color: var(--white);
  color: var(--dark);
  border-color: var(--dark);
}
.btn--white:hover {
  background-color: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn--outline {
  background-color: transparent;
  color: var(--dark);
}
.btn--outline:hover {
  background-color: var(--dark);
  color: var(--white);
}

/* ブランドカラー（青）のCTAボタン */
.btn--accent {
  background-color: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}
.btn--accent:hover {
  background-color: var(--accent-dark);
  border-color: var(--accent-dark);
  color: var(--white);
}

/* ===========================
   Float Button (デスクトップ右下) → CTAなので青
=========================== */
.float-btn {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 200;
  background-color: var(--accent);
  color: var(--white);
  font-size: 12px;
  letter-spacing: 0.2em;
  padding: 16px 20px;
  writing-mode: vertical-rl;
  border: 1px solid var(--accent);
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
  box-shadow: 0 4px 20px rgba(38, 127, 166, 0.25);
}
.float-btn:hover {
  background-color: var(--accent-dark);
  border-color: var(--accent-dark);
  color: var(--white);
}

/* ===========================
   Mobile Fixed CTA (スマホ固定バー)
=========================== */
.mobile-cta {
  display: none; /* デスクトップでは非表示 */
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  gap: 8px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
  z-index: 1000;
}

.mobile-cta__btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
  border-radius: 999px;
  padding: 13px 12px;
  background: var(--accent);
  color: #fff !important;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.05em;
  transition: background-color var(--transition);
}
.mobile-cta__btn:hover,
.mobile-cta__btn:active {
  background: var(--accent-dark);
}
.mobile-cta__btn svg {
  width: 16px;
  height: 16px;
}

/* ===========================
   Header
=========================== */
.header {
  background-color: rgba(250, 248, 244, 0.95);
  border-bottom-color: var(--gray-200);
}
.header .nav a { color: var(--dark); }
.header .nav__contact {
  border-color: var(--dark);
  color: var(--dark) !important;
}

.header.scrolled {
  background-color: rgba(250, 248, 244, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom-color: var(--gray-200);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  height: 72px;
}

.logo {
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--dark);
  transition: color var(--transition);
}
.header.scrolled .logo { color: var(--dark); }
.logo em { font-style: italic; color: var(--brown); }

.nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav a {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.85);
  transition: color var(--transition);
}
.nav a:hover { color: var(--brown); }
.header.scrolled .nav a { color: var(--dark); }
.header.scrolled .nav a:hover { color: var(--accent); }

/* タブ選択中（active）は青で */
.nav a.active,
.header.scrolled .nav a.active {
  color: var(--accent);
}

.nav__contact {
  padding: 10px 24px;
  border: 1px solid rgba(255,255,255,0.6);
  color: var(--white) !important;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition) !important;
}
.nav__contact:hover {
  background-color: var(--white);
  color: var(--dark) !important;
  border-color: var(--white);
}
.header.scrolled .nav__contact {
  border-color: var(--accent);
  color: var(--accent) !important;
}
.header.scrolled .nav__contact:hover {
  background-color: var(--accent);
  color: var(--white) !important;
}

/* ===========================
   Hero
=========================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
  /* background: var(--gray-100); */
}

/* 写真差し替え時はこのプレースホルダーを <img class="hero__photo"> に */
.hero__photo {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, #2c2a26 0%, #4a4742 40%, #6a6660 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.2);
  font-family: var(--font-en);
  font-size: 16px;
  letter-spacing: 0.2em;
  text-align: center;
  line-height: 2;
  width: 100%;
  object-fit: cover;
  opacity: 0.6;
}
.pc {
  display: block;
}
.sp {
  display: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  /* background: linear-gradient(
    to right,
    rgba(0, 0, 0, 0.55) 0%,
    rgba(0, 0, 0, 0.3) 50%,
    rgba(0, 0, 0, 0.1) 100%
  ); */
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding-left: calc((100vw - 1100px) / 2 + 40px);
  padding-right: 40px;
  animation: fadeUp 1s ease both;
}

.hero__sub {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--dark);
  margin-bottom: 20px;
}

.hero__title {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: clamp(50px, 7.5vw, 90px);
  line-height: 1.15;
  color: var(--brown);
  margin-bottom: 16px;
}
.hero__title em {
  font-style: italic;
  color: #d4b88e; /* 木目に近い淡いベージュ */
}

.hero__catch {
  font-size: 13px;
  letter-spacing: 0.15em;
  /* color: rgba(255,255,255,0.75); */
  color: var(--dark);
  margin-bottom: 44px;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.hero__scroll span {
  font-family: var(--font-en);
  font-size: 9px;
  letter-spacing: 0.35em;
  /* color: rgba(255,255,255,0.6); */
  color: var(--dark);
}
.hero__scroll-line {
  width: 1px;
  height: 48px;
  /* background: rgba(255,255,255,0.4); */
  background: var(--dark);
  animation: scrollDown 2s infinite;
}

/* ===========================
   Concept
=========================== */
.concept {
  background-color: var(--white);
}

.concept__inner {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 80px;
}

.concept__en {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.4em;
  color: var(--brown);
  margin-bottom: 28px;
}

.concept__text {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.7;
  margin-bottom: 32px;
  color: var(--dark);
}

.concept__desc {
  font-size: 14px;
  line-height: 2.2;
  color: #555;
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--gray-200);
}

.feature {
  padding: 56px 48px;
  border-right: 1px solid var(--gray-200);
  transition: background-color var(--transition);
}
.feature:last-child { border-right: none; }
.feature:hover { background-color: var(--gray-100); }

.feature__num {
  font-family: var(--font-en);
  font-size: 36px;
  font-weight: 300;
  color: var(--gray-200);
  margin-bottom: 16px;
  line-height: 1;
}

.feature__title {
  font-size: 15px;
  font-weight: 400;
  margin-bottom: 14px;
  letter-spacing: 0.05em;
}

.feature__desc {
  font-size: 13px;
  color: #666;
  line-height: 1.9;
}

/* ===========================
   Stylist
=========================== */
.stylist {
  background-color: var(--gray-100);
}

.stylist__grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 72px;
  align-items: center;
}

.stylist__photo-placeholder {
  aspect-ratio: 3/4;
  background-color: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.2em;
}

.stylist__name {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: 36px;
  margin-bottom: 4px;
  line-height: 1.2;
}
.stylist__name span {
  display: block;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--gray-400);
  margin-top: 6px;
  font-weight: 300;
}

.stylist__role {
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--brown);
  margin-bottom: 6px;
}

.stylist__instagram {
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--brown);
  letter-spacing: 0.1em;
  margin-bottom: 28px;
}

.stylist__bio {
  font-size: 14px;
  line-height: 2.1;
  margin-bottom: 16px;
  color: #444;
}

.stylist__note {
  font-size: 12px;
  color: var(--gray-400);
}

/* ===========================
   Menu
=========================== */
.menu {
  background-color: var(--white);
}

.menu__list {
  border-top: 1px solid var(--gray-200);
  margin-bottom: 24px;
}

.menu__item {
  display: grid;
  grid-template-columns: 280px 1fr 160px;
  gap: 24px;
  align-items: center;
  padding: 36px 0;
  border-bottom: 1px solid var(--gray-200);
  transition: background-color var(--transition);
}
.menu__item:hover { background-color: var(--gray-100); }

.menu__category {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--brown);
  margin-bottom: 6px;
}

.menu__name {
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.03em;
}

.menu__desc {
  font-size: 13px;
  color: #666;
  line-height: 1.8;
}

.menu__price {
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 300;
  color: var(--dark);
  text-align: right;
  white-space: nowrap;
}

.menu__note {
  text-align: center;
  font-size: 12px;
  color: var(--gray-400);
  letter-spacing: 0.05em;
}

/* ===========================
   Instagram
=========================== */
.instagram {
  background-color: var(--gray-100);
}

.instagram__account {
  text-align: center;
  font-family: var(--font-en);
  font-size: 15px;
  letter-spacing: 0.15em;
  color: var(--brown);
  margin-top: -28px;
  margin-bottom: 8px;
}

.instagram__note {
  text-align: center;
  font-size: 12px;
  color: var(--gray-300);
  margin-bottom: 40px;
}

.instagram__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin-bottom: 48px;
}

.insta__item {
  aspect-ratio: 1;
  overflow: hidden;
}
.insta__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.insta__item:hover img { transform: scale(1.05); }
.insta__item.placeholder {
  background-color: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-300);
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.2em;
  transition: background-color var(--transition);
}
.insta__item.placeholder:hover { background-color: var(--gray-300); }

.instagram__link-wrap { text-align: center; }

/* ===========================
   Access
=========================== */
.access {
  background-color: var(--white);
}

.access__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.access__list {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 18px 24px;
}
.access__list dt {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--brown);
  padding-top: 3px;
}
.access__list dd {
  font-size: 14px;
  line-height: 1.8;
}
.access__small {
  font-size: 12px;
  color: var(--gray-400);
}

.map__placeholder {
  aspect-ratio: 4/3;
  background-color: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-family: var(--font-en);
  font-size: 14px;
  letter-spacing: 0.2em;
}

/* ===========================
   Contact
=========================== */
.contact {
  background-color: var(--gray-100);
  text-align: center;
}

.contact__desc {
  font-size: 14px;
  color: #666;
  margin-bottom: 40px;
  margin-top: -20px;
  line-height: 2.2;
}

.contact__btns {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===========================
   Footer  ← 看板の青！
=========================== */
.footer {
  background-color: var(--accent);
  padding: 56px 40px;
}

.footer__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 40px;
}

.footer .logo {
  font-family: var(--font-en);
  font-size: 18px;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--white);
}
.footer .logo em { color: #d4b88e; } /* 木目ベージュで温かみを */

.footer__address {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.75);
  margin-top: 6px;
  letter-spacing: 0.05em;
}

.footer__nav {
  display: flex;
  gap: 28px;
}
.footer__nav a {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.75);
  transition: color var(--transition);
}
.footer__nav a:hover { color: var(--white); }

.footer__copy {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.1em;
  text-align: right;
}

/* ===========================
   Animations
=========================== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes scrollDown {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 0; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(1); transform-origin: bottom; opacity: 0; }
}

/* ===========================
   Responsive
=========================== */
@media (max-width: 900px) {
  .features { grid-template-columns: 1fr; }
  .feature { border-right: none; border-bottom: 1px solid var(--gray-200); }
  .menu__item { grid-template-columns: 1fr; gap: 8px; }
  .menu__price { text-align: left; }
}

@media (max-width: 768px) {
  .container { padding: 0 24px; }
  .section { padding: 70px 0; }
  .header__inner { padding: 0 24px; }
  .nav { display: none; }
  .hero {
    justify-content: center;
    align-items: center;
  }
  .hero__content {
    padding: 20px;
    background: rgba(250, 248, 244, 0.6);
    text-align: center;
  }
  .hero__catch { margin-bottom: 14px; }
  .pc { display: none; }
  .sp { display: block; }
  .stylist__grid,
  .access__grid { grid-template-columns: 1fr; gap: 40px; }
  .instagram__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { grid-template-columns: 1fr; gap: 24px; }
  .footer__copy { text-align: left; }

  /* スマホでは float-btn を隠して mobile-cta を表示 */
  .float-btn { display: none; }
  .mobile-cta { display: flex; }
  /* mobile-cta が下を覆うので body 下に余白を確保 */
  body { padding-bottom: 76px; }
}

/* ===========================
   Menu Popular (index.html)
=========================== */
.menu__popular {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-bottom: 2px;
}

.menu__popular-item {
  display: block;
  background-color: var(--brown);
  color: var(--white);
  padding: 40px 36px;
  position: relative;
  transition: opacity var(--transition);
  cursor: pointer;
}
.menu__popular-item:hover {
  /* background-color: var(--dark); */
  opacity: 0.5;
}

.menu__popular-badge {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--brown);
  margin-bottom: 16px;
  transition: color var(--transition);
}
.menu__popular-item:hover .menu__popular-badge {
  color: rgba(255,255,255,0.7);
}

.menu__popular-category {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 12px;
}

.menu__popular-name {
  font-family: var(--font-ja);
  font-size: 16px;
  font-weight: 300;
  line-height: 1.7;
  margin-bottom: 20px;
}

.menu__popular-price {
  font-family: var(--font-en);
  font-size: 24px;
  font-weight: 300;
}
.menu__popular-price span {
  display: block;
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  text-decoration: line-through;
  margin-top: 2px;
}

.menu__more {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

@media (max-width: 768px) {
  .menu__popular {
    grid-template-columns: 1fr;
  }
  .menu__more {
    flex-direction: column;
    align-items: flex-start;
  }
}