/* ============================================================
   整体サロン Sprout — Design System
   デザイン: ハル | 実装: ジン
   カラー: 薄い水色（水色スケール）
   ============================================================ */

/* ============================================================
   1. CSS Variables（設計トークン）
   ============================================================ */
:root {
  /* Colors — 水色（Mizuiro / Light Blue）Palette
     ロゴ実測値ベース: #45AADC（ロゴ背景の青）
  ================================================ */
  --c-sage-900: #0D2C3C;   /* 深い紺青 — hero, footer */
  --c-sage-800: #144058;   /* 濃い水青 — dark sections */
  --c-sage-700: #1C5470;   /* 中深い青 */
  --c-sage-600: #276C90;   /* ボタン・アクセント（アクセシブルな濃度） */
  --c-sage-500: #3A90B8;   /* ミディアム水色 */
  --c-sage-400: #45AADC;   /* ロゴの青（メインカラー）✦ */
  --c-sage-300: #7DC5E8;   /* ソフト水色 */
  --c-sage-200: #B0DCF2;   /* 非常に薄い水色 */
  --c-sage-100: #D6EEF8;   /* 限りなく白に近い水色 */
  --c-sage-50:  #EBF6FB;   /* 背景用 水色白 */

  /* Colors — Beige / Warm（温かみのアクセント・変更なし） */
  --c-beige-700: #8b6e45;
  --c-beige-500: #c8a97e;
  --c-beige-300: #e0c9a6;
  --c-beige-100: #f5ede0;
  --c-beige-50:  #faf7f2;

  /* Neutral */
  --c-white:      #ffffff;
  --c-text:       #2c2c2c;
  --c-text-muted: #6b6b6b;
  --c-border:     #e8e4de;

  /* Typography */
  --font-serif: 'Cormorant Garamond', 'Noto Serif JP', Georgia, serif;
  --font-sans:  'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;

  /* Spacing */
  --section-y:     96px;
  --content-max:   1100px;
  --content-narrow: 720px;

  /* Effects */
  --shadow-sm: 0 2px 8px rgba(18, 48, 63, 0.07);
  --shadow-md: 0 4px 24px rgba(18, 48, 63, 0.11);
  --shadow-lg: 0 8px 48px rgba(18, 48, 63, 0.15);
  --radius:    8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--c-text);
  background: var(--c-white);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: opacity var(--transition);
}

a:hover { opacity: 0.75; }

ul, ol { list-style: none; }

address { font-style: normal; }

/* ============================================================
   3. Typography helpers
   ============================================================ */
.section-label {
  display: block;
  font-family: var(--font-serif);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-sage-500);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 400;
  line-height: 1.3;
  color: var(--c-sage-800);
  letter-spacing: 0.02em;
}

.section-sub {
  margin-top: 12px;
  color: var(--c-text-muted);
  font-size: 0.9rem;
}

.section-head {
  text-align: center;
  margin-bottom: 64px;
}

/* ============================================================
   4. Layout helpers
   ============================================================ */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 24px;
}

.container--narrow {
  max-width: var(--content-narrow);
}

.section {
  padding: var(--section-y) 0;
}

.section--cream     { background: var(--c-beige-50); }
.section--sage-light { background: var(--c-sage-50); }
.section--dark       { background: var(--c-sage-800); }

/* ============================================================
   5. Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 100px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.btn--primary {
  background: var(--c-sage-600);
  color: var(--c-white);
  border-color: var(--c-sage-600);
}
.btn--primary:hover {
  background: var(--c-sage-700);
  border-color: var(--c-sage-700);
  opacity: 1;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--c-white);
  border-color: rgba(255,255,255,0.6);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--c-white);
  opacity: 1;
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--c-sage-600);
  border-color: var(--c-sage-400);
}
.btn--ghost:hover {
  background: var(--c-sage-50);
  border-color: var(--c-sage-600);
  opacity: 1;
  transform: translateY(-2px);
}

.btn--lg  { padding: 16px 36px; font-size: 1rem; }
.btn--xl  { padding: 20px 48px; font-size: 1.05rem; }

/* Tags */
.tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 100px;
  background: var(--c-sage-100);
  color: var(--c-sage-700);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

/* ============================================================
   6. Scroll animations
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  animation: fadeIn 1.2s ease 0.3s forwards;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* ============================================================
   7. Header
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  padding: 12px 0;
}

.header__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__logo {
  display: grid;
  grid-template-columns: 52px auto;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header__logo-img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  display: block;
  transition: opacity var(--transition);
}

/* ロゴ画像が読み込めない場合のフォールバックマーク */
.header__logo-mark {
  color: var(--c-sage-400);
  font-size: 1rem;
  display: none; /* ロゴ画像配置後は非表示 */
}

.header__logo-text {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--c-white);
  letter-spacing: 0.06em;
  transition: color var(--transition);
  line-height: 1;
}

.header.scrolled .header__logo-text { color: var(--c-sage-800); }

.header__logo-sub {
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.75);
  transition: color var(--transition);
  line-height: 1;
}

.header.scrolled .header__logo-sub { color: var(--c-text-muted); }

/* テキストグループ：縦並び・Grid親が align-items:center で中央揃え */
.header__logo-texts {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
}

.header__nav {
  margin-left: auto;
}

.header__nav-list {
  display: flex;
  gap: 32px;
}

.header__nav-list a {
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.9);
  position: relative;
  transition: color var(--transition);
}

.header__nav-list a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--c-sage-400);
  transition: width var(--transition);
}

.header__nav-list a:hover::after { width: 100%; }
.header__nav-list a:hover { opacity: 1; }

.header.scrolled .header__nav-list a { color: var(--c-text); }

.header__cta {
  flex-shrink: 0;
  padding: 10px 22px;
  font-size: 0.85rem;
}

/* Hamburger */
.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}

.header__burger span {
  display: block;
  height: 1.5px;
  background: var(--c-white);
  transition: all var(--transition);
}

.header.scrolled .header__burger span { background: var(--c-sage-800); }

.header__burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.header__burger.open span:nth-child(2) { opacity: 0; }
.header__burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ============================================================
   8. Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  /* 実際の施術・サロン写真を設定してください */
  /* background-image: url('../images/hero.jpg'); */
  background-size: cover;
  background-position: center;
  /* 写真がない場合の代替グラデーション */
  background: linear-gradient(135deg,
    var(--c-sage-900) 0%,
    var(--c-sage-800) 40%,
    var(--c-sage-600) 75%,
    var(--c-sage-500) 100%
  );
}

/* 植物的な装飾パターン */
.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 60% 80% at 70% 50%, rgba(107, 189, 214, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(200, 169, 126, 0.1) 0%, transparent 50%);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(18, 48, 63, 0.65) 0%,
    rgba(18, 48, 63, 0.35) 60%,
    rgba(18, 48, 63, 0.15) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: var(--content-max);
  width: 100%;
  padding: 120px 24px 60px;
  margin: 0 auto;
}

.hero__label {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--c-sage-300);
  margin-bottom: 20px;
  font-family: var(--font-serif);
  text-transform: uppercase;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 6.5vw, 4.5rem);
  font-weight: 400;
  color: var(--c-white);
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
}

.hero__sub {
  font-size: clamp(0.9rem, 2vw, 1.05rem);
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.9;
  margin-bottom: 40px;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.hero__scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-family: var(--font-serif);
  animation: scrollBounce 2s ease-in-out infinite;
  z-index: 1;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* ============================================================
   9. Worries（お悩み）
   ============================================================ */
.worries__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}

.worries__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  padding: 28px 20px;
  background: var(--c-beige-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  font-size: 0.9rem;
  line-height: 1.6;
  transition: transform var(--transition), box-shadow var(--transition);
}

.worries__item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.worries__icon {
  font-size: 2rem;
}

.worries__answer {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
  padding: 32px 40px;
  background: var(--c-sage-50);
  border-radius: var(--radius-lg);
  border-left: 3px solid var(--c-sage-400);
  font-size: 1rem;
  line-height: 2;
}

.worries__answer strong { color: var(--c-sage-700); }
.worries__answer em { font-style: normal; text-decoration: underline; text-decoration-color: var(--c-beige-500); text-underline-offset: 3px; }

/* ============================================================
   10. Owner（院長紹介）
   ============================================================ */
.owner__inner {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 72px;
  align-items: center;
}

.owner__photo {
  position: relative;
}

.owner__photo-placeholder {
  width: 100%;
  aspect-ratio: 3/4;
  background: linear-gradient(145deg, var(--c-sage-200) 0%, var(--c-beige-300) 100%);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-sage-600);
  font-size: 0.9rem;
  text-align: center;
  line-height: 1.6;
  font-family: var(--font-serif);
}

/* 実際の院長写真 */
.owner__real-photo {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

/* ブログサムネ（背景画像版） */
.blog__thumb {
  background-size: cover;
  background-position: center;
}

.owner__badge {
  position: absolute;
  bottom: 24px;
  right: -20px;
  background: var(--c-sage-800);
  color: var(--c-white);
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  box-shadow: var(--shadow-md);
}

.owner__title {
  margin-bottom: 16px;
}

.owner__credential {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.owner__text {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--c-text);
}

.owner__text strong { color: var(--c-sage-700); }
.owner__text em {
  font-style: normal;
  border-bottom: 1px solid var(--c-beige-500);
  padding-bottom: 1px;
}

.owner__stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  padding-top: 28px;
  border-top: 1px solid var(--c-border);
}

.owner__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.owner__stat-num {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--c-sage-700);
  line-height: 1;
}

.owner__stat-num small {
  font-size: 0.9rem;
  font-weight: 400;
}

.owner__stat-label {
  font-size: 0.75rem;
  color: var(--c-text-muted);
  letter-spacing: 0.05em;
}

/* ============================================================
   11. Concept
   ============================================================ */
.concept__body {
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: center;
  font-size: 1.05rem;
  line-height: 2.1;
}

.concept__body em {
  font-style: normal;
  font-family: var(--font-serif);
  font-size: 1.15em;
  color: var(--c-sage-700);
}

.concept__body strong {
  color: var(--c-sage-800);
  font-weight: 500;
}

/* ============================================================
   12. Why Sprout
   ============================================================ */
.why__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.why__card {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.why__card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.why__num {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 300;
  color: var(--c-sage-200);
  line-height: 1;
  margin-bottom: 16px;
}

.why__title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--c-sage-800);
  line-height: 1.5;
  margin-bottom: 16px;
}

.why__text {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--c-text-muted);
}

/* ============================================================
   13. Voice（お客様の声）
   ============================================================ */
.voice__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.voice__card {
  background: var(--c-beige-50);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 1px solid var(--c-border);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.voice__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.voice__tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--c-sage-100);
  color: var(--c-sage-700);
  border-radius: 100px;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  width: fit-content;
}

.voice__stars {
  color: #e6b800;
  font-size: 0.9rem;
  letter-spacing: 2px;
}

.voice__text {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--c-text);
  flex: 1;
  quotes: "「" "」";
}

.voice__text::before { content: open-quote; color: var(--c-sage-400); font-size: 1.4em; line-height: 0; vertical-align: -0.3em; }

.voice__footer {
  padding-top: 12px;
  border-top: 1px solid var(--c-border);
}

.voice__author {
  font-size: 0.8rem;
  color: var(--c-text-muted);
  letter-spacing: 0.05em;
}

.voice__more {
  text-align: center;
}

/* ============================================================
   14. Menu（料金）
   ============================================================ */
.menu__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.menu__card {
  position: relative;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  color: var(--c-white);
  transition: transform var(--transition), background var(--transition);
}

.menu__card:hover {
  transform: translateY(-6px);
  background: rgba(255,255,255,0.11);
}

.menu__card--featured {
  background: rgba(255,255,255,0.14);
  border-color: var(--c-sage-300);
  transform: translateY(-8px);
}

.menu__card--featured:hover {
  transform: translateY(-14px);
}

.menu__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-beige-500);
  color: var(--c-white);
  padding: 4px 20px;
  border-radius: 100px;
  font-size: 0.75rem;
  white-space: nowrap;
  letter-spacing: 0.08em;
}

.menu__type {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-sage-300);
  margin-bottom: 8px;
}

.menu__time {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 300;
  line-height: 1;
  margin-bottom: 8px;
}

.menu__time small {
  font-size: 1.1rem;
  font-weight: 400;
}

.menu__price {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--c-beige-300);
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.menu__price small {
  font-size: 0.8rem;
  font-weight: 400;
  opacity: 0.8;
}

.menu__features {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.menu__features li {
  font-size: 0.875rem;
  padding-left: 16px;
  position: relative;
  opacity: 0.9;
  line-height: 1.5;
}

.menu__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--c-sage-300);
}

/* Option */
.menu__option {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  margin-bottom: 24px;
}

.menu__option-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.menu__option-name {
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-white);
  margin-bottom: 4px;
}

.menu__option-desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
}

.menu__option-price {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--c-beige-300);
  flex-shrink: 0;
}

/* First-time discount */
.menu__firsttime {
  background: linear-gradient(135deg, var(--c-beige-700), var(--c-beige-500));
  border-radius: var(--radius-lg);
  padding: 28px 36px;
}

.menu__firsttime-inner {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
  color: var(--c-white);
  font-size: 0.95rem;
  line-height: 1.7;
}

.menu__firsttime-inner strong { font-size: 1.2em; }

.menu__firsttime-label {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  white-space: nowrap;
  border: 1px solid rgba(255,255,255,0.4);
  flex-shrink: 0;
}

.menu__firsttime-prices {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
  width: 100%;
}

.menu__firsttime-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 12px 20px;
  border: 1px solid rgba(255,255,255,0.2);
}

.menu__firsttime-name {
  font-size: 0.95rem;
}

.menu__firsttime-price {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* ============================================================
   15. Flow（来院の流れ）
   ============================================================ */
.flow__list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 700px;
  margin: 0 auto;
  counter-reset: flow;
}

.flow__step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  align-items: flex-start;
  padding-bottom: 40px;
  position: relative;
}

.flow__step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 52px;
  left: 39px;
  width: 2px;
  height: calc(100% - 12px);
  background: linear-gradient(to bottom, var(--c-sage-300), var(--c-sage-100));
}

.flow__num {
  width: 56px;
  height: 56px;
  background: var(--c-sage-600);
  color: var(--c-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  position: relative;
  z-index: 1;
}

.flow__title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--c-sage-800);
  margin-bottom: 8px;
  padding-top: 12px;
}

.flow__text {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--c-text-muted);
}

/* ============================================================
   16. Access（アクセス）
   ============================================================ */
.access__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.access__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.access__row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-border);
  align-items: baseline;
}

.access__row dt {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--c-text-muted);
  padding-top: 2px;
}

.access__row dd {
  font-size: 0.95rem;
  line-height: 1.7;
}

.access__row dd a {
  color: var(--c-sage-600);
}

.access__hours {
  border-collapse: collapse;
  font-size: 0.95rem;
}

.access__hours td {
  padding: 2px 16px 2px 0;
}

.access__hours td:last-child {
  color: var(--c-sage-700);
  font-weight: 500;
}

.access__cta {
  margin-top: 28px;
}

.access__map {
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 380px;
  box-shadow: var(--shadow-md);
}

.access__map iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.access__map-placeholder {
  width: 100%;
  height: 100%;
  background: var(--c-sage-100);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--c-sage-600);
  font-size: 0.95rem;
}

/* ============================================================
   17. Blog
   ============================================================ */
.blog__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 40px;
}

.blog__card {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.blog__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  opacity: 1;
}

.blog__link { display: block; }

.blog__thumb {
  height: 180px;
  background: linear-gradient(135deg, var(--c-sage-200) 0%, var(--c-sage-300) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-sage-700);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  /* 実際のサムネイル画像をbackground-imageで設定してください */
}

.blog__body {
  padding: 20px 24px;
}

.blog__date {
  font-size: 0.75rem;
  color: var(--c-text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.blog__title {
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--c-text);
}

.blog__more {
  text-align: center;
}

/* ============================================================
   18. Reserve（最終CTA）
   ============================================================ */
.reserve__inner {
  text-align: center;
}

.reserve__title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 400;
  color: var(--c-white);
  line-height: 1.4;
  margin: 16px 0 20px;
}

.reserve__sub {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.75);
  line-height: 2;
  margin-bottom: 40px;
}

.reserve__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
}

.reserve__tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}

.reserve__tags li {
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.75);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

/* ============================================================
   19. Footer
   ============================================================ */
.footer {
  background: var(--c-sage-900);
  padding: 64px 0 24px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  margin-bottom: 48px;
  align-items: start;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--c-white);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.footer__tagline {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--c-sage-400);
  margin-bottom: 16px;
  letter-spacing: 0.1em;
}

.footer__address {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.8;
}

.footer__address a {
  color: var(--c-sage-300);
}

.footer__nav ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__nav a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.06em;
  transition: color var(--transition);
}

.footer__nav a:hover {
  color: var(--c-white);
  opacity: 1;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 20px;
}

.footer__copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
  text-align: center;
  letter-spacing: 0.05em;
}

/* ============================================================
   20. LINE FAB（フローティングボタン）
   ============================================================ */
.fab-line {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 8px;
  background: #06c755;
  color: var(--c-white);
  padding: 14px 20px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  box-shadow: 0 4px 20px rgba(6, 199, 85, 0.4);
  transition: all var(--transition);
  text-decoration: none;
}

.fab-line:hover {
  opacity: 1;
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(6, 199, 85, 0.5);
}

/* ============================================================
   21. Mobile Navigation overlay
   ============================================================ */
@media (max-width: 900px) {
  .header__nav {
    position: fixed;
    inset: 0;
    background: rgba(26, 42, 32, 0.97);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    margin-left: 0;
  }

  .header__nav.open {
    transform: translateX(0);
  }

  .header__nav-list {
    flex-direction: column;
    align-items: center;
    gap: 36px;
  }

  .header__nav-list a {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--c-white);
    letter-spacing: 0.1em;
  }

  .header__cta { display: none; }
  .header__burger { display: flex; }
}

/* ============================================================
   22. Responsive — Tablet（max 900px）
   ============================================================ */
@media (max-width: 900px) {
  :root {
    --section-y: 72px;
  }

  .worries__list {
    grid-template-columns: repeat(2, 1fr);
  }

  .owner__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .owner__photo-placeholder {
    aspect-ratio: 4/3;
    max-width: 400px;
    margin: 0 auto;
  }

  .owner__badge {
    right: 0;
  }

  .why__grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .voice__grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto 40px;
  }

  .menu__grid {
    grid-template-columns: 1fr;
    max-width: 380px;
    margin: 0 auto 32px;
  }

  .menu__card--featured {
    transform: none;
    order: -1;
  }

  .access__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .access__map {
    height: 300px;
  }

  .blog__grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto 40px;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

/* ============================================================
   23. Responsive — Mobile（max 600px）
   ============================================================ */
@media (max-width: 600px) {
  :root {
    --section-y: 60px;
  }

  .hero__content {
    padding: 100px 20px 60px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .worries__list {
    grid-template-columns: 1fr;
  }

  .worries__answer {
    padding: 24px 20px;
  }

  .owner__stats {
    gap: 20px;
  }

  .flow__step {
    grid-template-columns: 60px 1fr;
  }

  .flow__step::after {
    left: 28px;
  }

  .flow__num {
    width: 46px;
    height: 46px;
    font-size: 0.8rem;
  }

  .access__row {
    grid-template-columns: 80px 1fr;
  }

  .reserve__actions {
    flex-direction: column;
    align-items: center;
  }

  .reserve__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .fab-line span { display: none; }
  .fab-line { padding: 14px; border-radius: 50%; }
}