/* =========================================================
   浜名湖うなぎ — 公式スタイル
   和の美意識に基づいた、洗練された編集デザイン
   ========================================================= */

:root {
  /* カラー */
  --color-sumikanmuri: #f5efe0;   /* 生成り（背景） */
  --color-sumikuro:    #1a1612;   /* 墨色（テキスト） */
  --color-sumi:        #2a221c;   /* 少し柔らかい墨 */
  --color-ai:          #1a2b4c;   /* 藍色 */
  --color-ai-deep:     #0f1c33;
  --color-akane:       #b8312f;   /* 茜色（朱） */
  --color-kinari:      #faf6eb;
  --color-ame:         #8b5a2b;   /* 飴色 */
  --color-ame-light:   #b88450;
  --color-kinpaku:     #c9a45c;   /* 金箔 */
  --color-usu:         #d8c9a3;   /* 薄色 */
  --color-hai:         #6e6357;   /* 灰色 */
  --color-line:        #d9cfb8;

  /* タイポグラフィ */
  --font-serif: "Shippori Mincho", "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --font-sans:  "Noto Sans JP", -apple-system, "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;

  /* レイアウト */
  --max-width: 1180px;
  --section-pad: clamp(80px, 10vw, 140px);
  --radius: 6px;
  --radius-lg: 14px;
  --shadow-sm: 0 4px 18px rgba(26, 22, 18, 0.06);
  --shadow-md: 0 12px 40px rgba(26, 22, 18, 0.10);
  --shadow-lg: 0 24px 60px rgba(26, 22, 18, 0.18);

  --ease: cubic-bezier(.22, 1, .36, 1);
}

/* --- リセット --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--color-sumi);
  background: var(--color-sumikanmuri);
  line-height: 1.85;
  letter-spacing: 0.03em;
  overflow-x: hidden;
  font-feature-settings: "palt" 1;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul, ol { list-style: none; padding: 0; margin: 0; }

/* --- 和紙テクスチャ（CSSで表現） --- */
.paper-texture {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(circle at 20% 30%, rgba(201, 164, 92, 0.05), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(184, 49, 47, 0.04), transparent 40%);
  mix-blend-mode: multiply;
}
.paper-texture::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    radial-gradient(rgba(110, 99, 87, 0.08) 1px, transparent 1px),
    radial-gradient(rgba(110, 99, 87, 0.05) 1px, transparent 1px);
  background-size: 3px 3px, 7px 7px;
  background-position: 0 0, 1px 1px;
  opacity: 0.4;
}

/* --- コンテナ --- */
.container {
  width: min(100% - 48px, var(--max-width));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* --- ヘッダー --- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background-color .4s var(--ease), padding .4s var(--ease), box-shadow .4s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(245, 239, 224, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 12px 0;
  box-shadow: 0 1px 0 var(--color-line);
}
.header-inner {
  width: min(100% - 48px, var(--max-width));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  color: var(--color-sumi);
}
.brand-mark {
  display: grid; place-items: center;
  width: 44px; height: 44px;
  color: var(--color-akane);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-jp {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.15em;
}
.brand-en {
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  color: var(--color-hai);
  margin-top: 2px;
}

.primary-nav ul {
  display: flex; gap: 4px;
}
.primary-nav a {
  display: inline-block;
  padding: 10px 14px;
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  position: relative;
  color: var(--color-sumi);
  transition: color .3s var(--ease);
}
.primary-nav a::after {
  content: ""; position: absolute;
  left: 14px; right: 14px; bottom: 6px;
  height: 1px; background: var(--color-akane);
  transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease);
}
.primary-nav a:hover { color: var(--color-akane); }
.primary-nav a:hover::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column; justify-content: center; gap: 5px;
}
.nav-toggle span {
  height: 1.5px; background: var(--color-sumi); border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- ヒーロー --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute; inset: 0; z-index: -1;
}
.hero-gradient {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, #f3d9a4 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, #c97050 0%, transparent 50%),
    linear-gradient(180deg, #fdf6e6 0%, #f0d8a4 40%, #b88450 100%);
}
.hero-pattern {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 50% 30%, rgba(255, 255, 255, 0.3), transparent 50%);
  mix-blend-mode: soft-light;
}
.hero-pattern::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(45deg, transparent 0 60px, rgba(139, 90, 43, 0.04) 60px 61px),
    repeating-linear-gradient(-45deg, transparent 0 60px, rgba(139, 90, 43, 0.04) 60px 61px);
}

.hero-content {
  position: relative;
  padding: 100px 24px 120px;
  max-width: 900px;
  z-index: 2;
}
.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 0.85rem;
  letter-spacing: 0.4em;
  color: var(--color-sumi);
  margin: 0 0 32px;
  position: relative;
  padding: 0 40px;
}
.hero-eyebrow span { position: relative; z-index: 1; }
.hero-eyebrow::before,
.hero-eyebrow::after {
  content: ""; position: absolute; top: 50%;
  width: 28px; height: 1px; background: var(--color-sumi);
}
.hero-eyebrow::before { left: 0; }
.hero-eyebrow::after { right: 0; }

.hero-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(3rem, 9vw, 6.5rem);
  letter-spacing: 0.1em;
  line-height: 1.15;
  margin: 0 0 36px;
  color: var(--color-sumi);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.1em;
}
.hero-title .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px) rotate(-8deg);
  animation: charIn 1.1s var(--ease) forwards;
  animation-delay: calc(0.08s * var(--i) + 0.2s);
}
.hero-title .hero-sep {
  display: inline-block;
  font-weight: 300;
  font-size: 0.7em;
  color: var(--color-akane);
  margin: 0 0.2em;
  opacity: 0;
  animation: charIn 1.1s var(--ease) forwards;
  animation-delay: 0.7s;
}
@keyframes charIn {
  to { opacity: 1; transform: translateY(0) rotate(0); }
}

.hero-lead {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 2.1;
  margin: 0 0 48px;
  color: var(--color-sumi);
  opacity: 0;
  animation: fadeIn 1.2s var(--ease) 1.2s forwards;
}
@keyframes fadeIn { to { opacity: 1; } }

.hero-cta {
  display: inline-flex; gap: 16px; flex-wrap: wrap; justify-content: center;
  opacity: 0;
  animation: fadeIn 1.2s var(--ease) 1.6s forwards;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 16px 36px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  border-radius: 2px;
  transition: all .4s var(--ease);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--color-sumi);
  color: var(--color-kinari);
  border: 1px solid var(--color-sumi);
}
.btn-primary:hover {
  background: var(--color-akane);
  border-color: var(--color-akane);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-ghost {
  background: transparent;
  color: var(--color-sumi);
  border: 1px solid var(--color-sumi);
}
.btn-ghost:hover {
  background: var(--color-sumi);
  color: var(--color-kinari);
  transform: translateY(-2px);
}

.hero-scroll {
  position: absolute;
  bottom: 80px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  color: var(--color-sumi);
  opacity: 0;
  animation: fadeIn 1.2s var(--ease) 2s forwards;
}
.hero-scroll-line {
  width: 1px; height: 60px;
  background: var(--color-sumi);
  position: relative;
  overflow: hidden;
}
.hero-scroll-line::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent, var(--color-kinari));
  animation: scrollLine 2.2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(100%); }
}

.hero-wave {
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  width: 100%; height: 80px;
  color: var(--color-sumikanmuri);
  z-index: 1;
}

/* --- セクション共通 --- */
.section {
  position: relative;
  padding: var(--section-pad) 0;
  z-index: 1;
}
.section-head {
  text-align: center;
  margin-bottom: 64px;
}
.section-head-light { color: var(--color-kinari); }
.section-eyebrow {
  font-family: var(--font-serif);
  font-size: 0.78rem;
  letter-spacing: 0.4em;
  color: var(--color-akane);
  margin: 0 0 18px;
  text-transform: uppercase;
}
.section-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: 0.12em;
  margin: 0 0 24px;
  line-height: 1.3;
}
.title-rule {
  display: inline-block;
  position: relative;
  width: 80px; height: 1px;
  background: var(--color-akane);
}
.title-rule::before, .title-rule::after {
  content: ""; position: absolute; top: 50%;
  width: 6px; height: 6px;
  background: var(--color-akane);
  border-radius: 50%;
  transform: translateY(-50%);
}
.title-rule::before { left: -3px; }
.title-rule::after  { right: -3px; }

.section-lead {
  text-align: center;
  max-width: 720px;
  margin: -32px auto 64px;
  font-size: 1rem;
  line-height: 2.1;
  color: var(--color-sumi);
}
.section-lead strong { color: var(--color-akane); font-weight: 600; }

/* --- About --- */
.section-about { background: var(--color-sumikanmuri); }
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
}
.about-text .lead {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  line-height: 2.2;
  margin: 0 0 28px;
  color: var(--color-sumi);
}
.about-text p { margin: 0 0 20px; }
.about-text strong { color: var(--color-akane); font-weight: 600; }
.about-text em {
  font-style: normal;
  position: relative;
  padding-bottom: 2px;
  background: linear-gradient(transparent 70%, rgba(201, 164, 92, 0.4) 70%);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.stat {
  background: var(--color-kinari);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.stat::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-akane), var(--color-kinpaku));
}
.stat:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.stat-num {
  display: block;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 3.2rem;
  line-height: 1;
  color: var(--color-akane);
  letter-spacing: 0.05em;
}
.stat-unit {
  display: block;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--color-sumi);
  margin-top: 4px;
}
.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-hai);
  margin-top: 12px;
  letter-spacing: 0.08em;
}

/* --- Tradition --- */
.section-tradition {
  background:
    linear-gradient(180deg, var(--color-sumikanmuri) 0%, var(--color-ai) 50%, var(--color-ai-deep) 100%);
  color: var(--color-kinari);
}
.section-tradition .section-eyebrow { color: var(--color-kinpaku); }
.section-tradition .title-rule { background: var(--color-kinpaku); }
.section-tradition .title-rule::before, .section-tradition .title-rule::after { background: var(--color-kinpaku); }
.section-tradition .section-lead { color: var(--color-kinari); }
.section-tradition .section-lead strong { color: var(--color-kinpaku); }

.tradition-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 60px;
}
.tradition-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(201, 164, 92, 0.25);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align: center;
  backdrop-filter: blur(8px);
  transition: transform .5s var(--ease), background .5s var(--ease);
}
.tradition-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.07);
}
.tradition-card.featured {
  background: linear-gradient(180deg, rgba(184, 49, 47, 0.18), rgba(184, 49, 47, 0.05));
  border-color: var(--color-akane);
  position: relative;
}
.tradition-card.featured::before {
  content: "FEATURED";
  position: absolute; top: 16px; right: 16px;
  font-size: 0.62rem; letter-spacing: 0.3em;
  color: var(--color-akane);
  font-weight: 700;
}
.card-num {
  font-family: var(--font-serif);
  font-size: 3.4rem;
  font-weight: 700;
  color: var(--color-kinpaku);
  line-height: 1;
  margin-bottom: 20px;
  letter-spacing: 0.1em;
}
.tradition-card h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.15em;
  margin: 0 0 6px;
  color: var(--color-kinari);
}
.card-region {
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  color: var(--color-kinpaku);
  margin: 0 0 18px;
}
.tradition-card p { font-size: 0.92rem; line-height: 1.9; margin: 0; opacity: 0.92; }

/* --- Craft --- */
.craft-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 100px;
}
.step {
  position: relative;
  padding: 36px 28px 32px;
  background: var(--color-kinari);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.step:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.step-num {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-akane);
  letter-spacing: 0.1em;
  line-height: 1;
  margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.step-num::after {
  content: "";
  flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--color-akane), transparent);
}
.step h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  letter-spacing: 0.12em;
  margin: 0 0 12px;
  color: var(--color-sumi);
}
.step p { font-size: 0.9rem; margin: 0; color: var(--color-hai); line-height: 1.85; }

/* Dishes */
.dishes-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  text-align: center;
  letter-spacing: 0.2em;
  margin: 0 0 48px;
  color: var(--color-sumi);
}
.dishes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.dish {
  background: var(--color-kinari);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: transform .4s var(--ease);
}
.dish:hover { transform: translateY(-4px); }
.dish-icon {
  font-size: 2.4rem;
  margin-bottom: 12px;
  filter: saturate(0.9);
}
.dish h4 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  margin: 0 0 10px;
  color: var(--color-sumi);
}
.dish p { font-size: 0.86rem; margin: 0; color: var(--color-hai); line-height: 1.85; }

/* --- Shops --- */
.section-shops {
  background: linear-gradient(180deg, var(--color-sumikanmuri) 0%, #ede2c8 100%);
}
.shop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.shop-card {
  background: var(--color-kinari);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
  overflow: hidden;
}
.shop-card::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(184, 49, 47, 0.05) 100%);
  opacity: 0;
  transition: opacity .4s var(--ease);
}
.shop-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.shop-card:hover::before { opacity: 1; }
.shop-card > * { position: relative; z-index: 1; }
.shop-tag {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  padding: 4px 10px;
  background: var(--color-sumi);
  color: var(--color-kinari);
  border-radius: 2px;
  margin-bottom: 16px;
}
.shop-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  letter-spacing: 0.1em;
  margin: 0 0 6px;
  color: var(--color-sumi);
}
.shop-loc {
  font-size: 0.8rem;
  color: var(--color-akane);
  margin: 0 0 16px;
  letter-spacing: 0.05em;
}
.shop-card p { font-size: 0.88rem; margin: 0; color: var(--color-hai); line-height: 1.85; }

.disclaimer {
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-hai);
  margin: 24px auto 0;
  line-height: 1.8;
}

/* --- Banner (quote) --- */
.banner {
  position: relative;
  padding: 120px 24px;
  background:
    linear-gradient(180deg, rgba(15, 28, 51, 0.4) 0%, rgba(15, 28, 51, 0.7) 100%),
    radial-gradient(ellipse at center, #b88450 0%, #4a2a18 70%, #1a0e08 100%);
  color: var(--color-kinari);
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}
.banner::before {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background-image:
    repeating-linear-gradient(0deg, transparent 0 50px, rgba(201, 164, 92, 0.05) 50px 51px),
    repeating-linear-gradient(90deg, transparent 0 50px, rgba(201, 164, 92, 0.05) 50px 51px);
}
.banner-inner { max-width: 800px; margin: 0 auto; }
.banner-jp {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  letter-spacing: 0.5em;
  margin: 0 0 32px;
  color: var(--color-kinpaku);
  display: inline-block;
  padding: 8px 32px;
  border-top: 1px solid var(--color-kinpaku);
  border-bottom: 1px solid var(--color-kinpaku);
}
.banner-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.4vw, 1.8rem);
  line-height: 2.2;
  margin: 0;
  letter-spacing: 0.1em;
}
.banner-quote span {
  display: block;
  margin-top: 24px;
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--color-kinpaku);
}

/* --- Visit --- */
.visit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 80px;
}
.visit-card {
  background: var(--color-kinari);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.visit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.visit-icon {
  display: inline-grid; place-items: center;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--color-sumikanmuri);
  color: var(--color-akane);
  margin-bottom: 20px;
}
.visit-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  letter-spacing: 0.12em;
  margin: 0 0 12px;
  color: var(--color-sumi);
}
.visit-card p { font-size: 0.9rem; margin: 0; color: var(--color-hai); line-height: 1.85; }

/* Season */
.season {
  background: var(--color-kinari);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  text-align: center;
}
.season h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.15em;
  margin: 0 0 32px;
  color: var(--color-sumi);
}
.season-bar {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 6px;
  margin-bottom: 32px;
}
.season-month {
  position: relative;
  aspect-ratio: 1 / 1.4;
  background: var(--color-sumikanmuri);
  border-radius: 6px;
  display: grid; place-items: center;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-hai);
  transition: all .3s var(--ease);
  border: 1px solid var(--color-line);
}
.season-month.hot {
  background: linear-gradient(180deg, #d65a3a 0%, #b8312f 100%);
  color: var(--color-kinari);
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(184, 49, 47, 0.25);
}
.season-month.good {
  background: linear-gradient(180deg, #c9a45c 0%, #8b5a2b 100%);
  color: var(--color-kinari);
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(139, 90, 43, 0.25);
}
.season-month em {
  position: absolute;
  bottom: 8px; left: 50%;
  transform: translateX(-50%);
  font-size: 0.55rem;
  font-style: normal;
  letter-spacing: 0.05em;
  font-weight: 500;
  opacity: 0.92;
}
.season-note {
  font-size: 0.95rem;
  line-height: 2;
  color: var(--color-sumi);
  margin: 0;
}
.season-note strong { color: var(--color-akane); }

/* --- CTA --- */
.section-cta {
  background:
    linear-gradient(180deg, var(--color-ai-deep) 0%, var(--color-sumi) 100%);
  color: var(--color-kinari);
  text-align: center;
}
.cta-inner { max-width: 720px; margin: 0 auto; }
.cta-inner h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  letter-spacing: 0.15em;
  line-height: 1.6;
  margin: 0 0 20px;
}
.cta-inner p {
  font-size: 1rem;
  margin: 0 0 40px;
  opacity: 0.85;
}
.cta-inner .btn-primary {
  background: var(--color-akane);
  border-color: var(--color-akane);
}
.cta-inner .btn-primary:hover { background: var(--color-kinari); color: var(--color-sumi); }
.cta-inner .btn-ghost {
  color: var(--color-kinari);
  border-color: var(--color-kinari);
}
.cta-inner .btn-ghost:hover { background: var(--color-kinari); color: var(--color-sumi); }

/* --- フッター --- */
.site-footer {
  background: var(--color-sumi);
  color: var(--color-usu);
  padding: 80px 0 30px;
  position: relative;
  z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.4fr;
  gap: 60px;
  margin-bottom: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(216, 201, 163, 0.15);
}
.footer-mark {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  display: block;
  margin-bottom: 8px;
  color: var(--color-kinari);
}
.footer-brand p { font-size: 0.88rem; margin: 0; letter-spacing: 0.15em; }
.footer-links h4, .footer-meta h4 {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  margin: 0 0 20px;
  color: var(--color-kinpaku);
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.85rem;
  transition: color .3s var(--ease);
}
.footer-links a:hover { color: var(--color-akane); }
.footer-meta p { font-size: 0.82rem; line-height: 1.85; margin: 0; color: var(--color-usu); }
.footer-bottom { text-align: center; font-size: 0.75rem; letter-spacing: 0.1em; color: var(--color-hai); }
.footer-bottom p { margin: 0; }

/* --- スクロール時のフェードイン --- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- レスポンシブ --- */
@media (max-width: 960px) {
  :root { --section-pad: 80px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .tradition-grid, .craft-steps, .dishes-grid, .shop-grid, .visit-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-meta { grid-column: 1 / -1; }
  .season-bar { gap: 4px; }
}

@media (max-width: 720px) {
  :root { --section-pad: 64px; }
  .primary-nav {
    position: fixed;
    top: 70px; left: 0; right: 0;
    background: var(--color-sumikanmuri);
    border-top: 1px solid var(--color-line);
    transform: translateY(-150%);
    transition: transform .5s var(--ease);
    box-shadow: var(--shadow-md);
  }
  .primary-nav.is-open { transform: translateY(0); }
  .primary-nav ul { flex-direction: column; padding: 12px 0; }
  .primary-nav a { display: block; padding: 14px 32px; }
  .nav-toggle { display: flex; }
  .tradition-grid, .craft-steps, .dishes-grid, .shop-grid, .visit-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .hero-content { padding: 120px 16px 100px; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .btn { padding: 14px 24px; font-size: 0.8rem; }
  .section-head { margin-bottom: 48px; }
  .section-lead { margin: -16px auto 48px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: clamp(2.4rem, 14vw, 3.6rem); }
  .season-bar { grid-template-columns: repeat(6, 1fr); }
  .season-month { font-size: 0.9rem; }
  .season-month em { font-size: 0.5rem; bottom: 6px; }
}

/* 動きを減らす設定 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .hero-title .char, .hero-lead, .hero-cta, .hero-scroll { opacity: 1; transform: none; }
}

/* プリント */
@media print {
  .site-header, .nav-toggle, .hero-scroll, .paper-texture { display: none; }
  body { color: black; background: white; }
}