/* ===================================================
   仙台営業所周辺ガイド — style.css
   DESIGN.md v2 準拠
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Zen+Maru+Gothic:wght@400;500;700&family=Noto+Sans+JP:wght@400;500;700&family=Outfit:wght@500;700;800&display=swap');

/* -----------------------------------------------
   CSS カスタムプロパティ（デザイントークン）
----------------------------------------------- */
:root {
  /* カラー: プライマリ（仙台グリーン） */
  --c-primary:       #2F6B4F;
  --c-primary-deep:  #204B39;
  --c-primary-soft:  #DCEAC2;

  /* カラー: アクセント */
  --c-accent:       #E7A944;
  --c-accent-pink:  #E89AA9;
  --c-pond:         #72B8C8;

  /* カラー: サーフェス */
  --c-cream:         #F8F4EA;
  --c-cream-light:   #FFF8E8;
  --c-surface:       #FFFDF7;
  --c-surface-green: #EEF5E7;
  --c-surface-green-deep: #E6F2DC;
  --c-surface-blue:  #EAF5F7;
  --c-surface-blue-deep: #DFF0F3;

  /* カラー: テキスト */
  --c-ink:       #26312D;
  --c-ink-soft:  #5F6B64;
  --c-ink-muted: #879089;

  /* カラー: ボーダー */
  --c-rule: #E1D8C8;

  /* 角丸 */
  --r-sm:   6px;
  --r-md:   12px;
  --r-lg:   20px;
  --r-xl:   28px;
  --r-pill: 999px;

  /* 影（グリーン系で落ち着かせる） */
  --shadow-sm: 0 2px 6px rgba(47, 107, 79, .06);
  --shadow-md: 0 4px 16px rgba(47, 107, 79, .08);

  /* モーション */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-base: 250ms;
  --dur-slow: 450ms;

  /* レイアウト */
  --container: 1180px;
  --gutter: clamp(18px, 5vw, 48px);
  --header-height: 73px;
}

/* -----------------------------------------------
   リセット・ベース
----------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
  overflow-x: hidden;
}

body {
  margin: 0;
  padding-top: var(--header-height);
  overflow-x: hidden;
  background: linear-gradient(180deg, var(--c-cream) 0%, var(--c-cream-light) 100%);
  color: var(--c-ink);
  font-family: 'Noto Sans JP', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: 0.01em;
}

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

.page-top-anchor {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

a:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

h1, h2, h3, h4, p {
  margin-top: 0;
}

h1, h2, h3, h4 {
  font-family: 'Zen Maru Gothic', 'Noto Sans JP', system-ui, sans-serif;
  line-height: 1.25;
  letter-spacing: 0.02em;
}

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

/* -----------------------------------------------
   ユーティリティ
----------------------------------------------- */
.container {
  width: min(100%, var(--container));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  clip: rect(0,0,0,0);
  overflow: hidden;
  white-space: nowrap;
}

/* フェードイン（IntersectionObserver で付与） */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}
.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* -----------------------------------------------
   サイトヘッダー（固定）
----------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(248, 244, 234, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-rule);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 14px;
}

/* ロゴ */
.site-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  gap: 1px;
}

.site-logo:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 6px;
  border-radius: var(--r-sm);
}

.site-logo__sub {
  font-family: 'Outfit', 'Helvetica Neue', sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--c-primary);
  text-transform: uppercase;
}

.site-logo__main {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--c-ink);
}

/* ナビ */
.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.site-nav__link {
  padding: 6px 12px;
  border-radius: var(--r-pill);
  font-family: 'Outfit', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-ink-soft);
  transition: background var(--dur-base) var(--ease-out),
              color var(--dur-base) var(--ease-out);
}

.site-nav__link:hover {
  background: var(--c-surface-green);
  color: var(--c-primary);
}

.site-nav__link--top {
  color: var(--c-primary);
  background: rgba(47, 107, 79, 0.08);
}

.site-nav__link:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 2px;
}

#highlights,
#lunch,
#cafe,
#dinner,
#spots,
#tips {
  scroll-margin-top: calc(var(--header-height) + 16px);
}

/* -----------------------------------------------
   ヒーローセクション
----------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(72px, 12vw, 120px) 0 0;
  background: linear-gradient(160deg, var(--c-cream-light) 0%, var(--c-cream) 100%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  padding-inline: var(--gutter);
  width: min(100%, var(--container));
  margin-inline: auto;
}

.hero__eyebrow {
  display: inline-block;
  margin-bottom: 20px;
  font-family: 'Outfit', sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--c-primary);
  text-transform: uppercase;
}

.hero__title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: clamp(32px, 5.5vw, 64px);
  font-weight: 700;
  color: var(--c-ink);
  margin-bottom: 20px;
  max-width: 720px;
  line-height: 1.3;
}

.hero__lead {
  font-size: clamp(15px, 1.5vw, 17px);
  color: var(--c-ink-soft);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.85;
}

/* クイックフィルターボタン */
.hero__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(52px, 8vw, 80px);
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--r-pill);
  border: 1.5px solid var(--c-rule);
  background: var(--c-surface);
  color: var(--c-ink);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out),
              color var(--dur-base) var(--ease-out),
              transform var(--dur-base) var(--ease-out);
}

.filter-btn:hover {
  background: var(--c-surface-green);
  border-color: var(--c-primary-soft);
  color: var(--c-primary);
  transform: translateY(-2px);
}

/* ヒーロー: SVGデコ A（右下・大きな葉） */
.hero__deco-right {
  position: absolute;
  right: -60px;
  bottom: 80px;
  width: 320px;
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

/* ヒーロー: SVGデコ B（左上・小枝） */
.hero__deco-left {
  position: absolute;
  left: -30px;
  top: -10px;
  width: 140px;
  opacity: 0.06;
  pointer-events: none;
  z-index: 0;
}

/* ヒーロー下端のウェーブ */
.hero__wave {
  position: relative;
  margin-top: -2px;
  line-height: 0;
}

/* -----------------------------------------------
   セクション共通
----------------------------------------------- */
.section {
  position: relative;
  overflow: hidden;
  padding-block: clamp(64px, 10vw, 96px);
}

.section__head {
  margin-bottom: clamp(32px, 5vw, 48px);
  text-align: center;
}

.section__eyebrow {
  display: inline-block;
  margin-bottom: 10px;
  font-family: 'Outfit', sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--c-primary);
  text-transform: uppercase;
}

.section__title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 700;
  color: var(--c-ink);
  margin-bottom: 10px;
}

.section__lead {
  font-size: 15px;
  color: var(--c-ink-soft);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 0;
  line-height: 1.8;
}

.section__title-underline {
  width: 48px;
  height: 3px;
  background: var(--c-primary);
  border-radius: var(--r-pill);
  margin: 14px auto 0;
}

/* ウェーブ区切り（共通） */
.wave-divider {
  position: relative;
  margin-top: -2px;
  line-height: 0;
  overflow: hidden;
}

/* -----------------------------------------------
   ハイライトセクション（おすすめ3選）
----------------------------------------------- */
.section--highlights {
  background: linear-gradient(180deg, var(--c-cream) 0%, var(--c-cream-light) 100%);
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.hl-card {
  position: relative;
  background: var(--c-surface);
  border: 1px solid var(--c-rule);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out);
}

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

/* 写真プレースホルダー */
.hl-card__media {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.hl-card__photo {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hl-card__image-link {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hl-card__image-link:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: -4px;
}

.hl-card__image-link .hl-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ハイライトごとの色 */
.hl-card:nth-child(1) .hl-card__photo {
  background: linear-gradient(135deg, #D6EAD2 0%, #B8D9C4 100%);
}
.hl-card:nth-child(2) .hl-card__photo {
  background: linear-gradient(135deg, #FBE9C8 0%, #F5D49A 100%);
}
.hl-card:nth-child(3) .hl-card__photo {
  background: linear-gradient(135deg, #D8EEF3 0%, #B8DCE6 100%);
}

.hl-card__num {
  position: absolute;
  top: 14px;
  left: 14px;
  font-family: 'Outfit', sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--c-primary);
  background: rgba(255, 253, 247, 0.92);
  padding: 4px 10px;
  border-radius: var(--r-pill);
}

.hl-card__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.6);
}

.hl-card__icon {
  width: 36px;
  height: 36px;
  color: var(--c-primary);
}

.hl-card__body {
  padding: 20px 22px 24px;
}

.hl-card__en {
  display: block;
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--c-ink-muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.hl-card__name {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--c-ink);
  margin-bottom: 10px;
  line-height: 1.35;
}

.hl-card__memo {
  font-size: 14px;
  color: var(--c-ink-soft);
  margin-bottom: 16px;
  line-height: 1.75;
}

.hl-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  background: var(--c-surface-green);
  color: var(--c-primary);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.tag--blue {
  background: var(--c-surface-blue);
  color: #246A78;
}

.tag--accent {
  background: #FEF3DC;
  color: #8B6020;
}

/* -----------------------------------------------
   ランチセクション（緑背景）
----------------------------------------------- */
.section--lunch {
  background: linear-gradient(180deg, var(--c-surface-green) 0%, var(--c-surface-green-deep) 100%);
}

/* Lunch デコ: 左側にはみ出す葉の束 */
.section--lunch .section__deco {
  position: absolute;
  left: -60px;
  top: 50%;
  transform: translateY(-50%);
  width: 220px;
  opacity: 0.07;
  pointer-events: none;
  z-index: 0;
}

/* -----------------------------------------------
   カフェセクション（クリーム背景）
----------------------------------------------- */
.section--cafe {
  background: linear-gradient(180deg, var(--c-cream) 0%, var(--c-cream-light) 100%);
  padding-block: clamp(64px, 10vw, 96px);
}

/* Cafe デコ: 右上コーナー小枝+丸い実 */
.section--cafe .section__deco {
  position: absolute;
  right: -20px;
  top: -20px;
  width: 180px;
  opacity: 0.07;
  pointer-events: none;
  z-index: 0;
}

/* -----------------------------------------------
   夜ごはんセクション（緑背景）
----------------------------------------------- */
.section--dinner {
  background: linear-gradient(180deg, var(--c-surface-green) 0%, var(--c-surface-green-deep) 100%);
}

/* Dinner デコ: 左下大きな葉 */
.section--dinner .section__deco {
  position: absolute;
  left: -30px;
  bottom: -20px;
  width: 260px;
  opacity: 0.06;
  pointer-events: none;
  z-index: 0;
}

/* -----------------------------------------------
   仙台らしい立ち寄り先セクション（クリーム背景）
----------------------------------------------- */
.section--spots {
  background: linear-gradient(180deg, var(--c-cream-light) 0%, var(--c-cream) 100%);
}

/* Spots デコ: 右側に小枝 */
.section--spots .section__deco {
  position: absolute;
  right: -30px;
  top: 60px;
  width: 160px;
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

/* -----------------------------------------------
   Tipsセクション（青背景）
----------------------------------------------- */
.section--tips {
  background: linear-gradient(180deg, var(--c-surface-blue) 0%, var(--c-surface-blue-deep) 100%);
}

/* Tips デコ: 右中央 波紋 */
.section--tips .section__deco {
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  width: 260px;
  opacity: 0.10;
  pointer-events: none;
  z-index: 0;
}

/* -----------------------------------------------
   セクション内コンテンツ（共通 z-index 制御）
----------------------------------------------- */
.section__content {
  position: relative;
  z-index: 1;
}

/* -----------------------------------------------
   スポットカードグリッド（ランチ・カフェ・夜ごはん・仙台らしい）
----------------------------------------------- */
.spot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.spot-card {
  background: var(--c-surface);
  border: 1px solid var(--c-rule);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out);
}

.spot-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* 写真プレースホルダー */
.spot-card__media {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.spot-card__photo {
  width: 100%;
  height: 100%;
}

/* ランチカードの写真色 */
.section--lunch .spot-card__photo {
  background: linear-gradient(135deg, #D0E8C8 0%, #B4D4A8 100%);
}

/* カフェカードの写真色 */
.section--cafe .spot-card__photo {
  background: linear-gradient(135deg, #FAEBD2 0%, #F2D4A4 100%);
}

/* 夜ごはんカードの写真色 */
.section--dinner .spot-card__photo {
  background: linear-gradient(135deg, #C8DDD0 0%, #A4C4B8 100%);
}

/* 仙台らしいカードの写真色 */
.section--spots .spot-card__photo {
  background: linear-gradient(135deg, #D8EAF2 0%, #B8D4E4 100%);
}

/* 写真内に置くアイコンラッパー */
.spot-card__icon-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.spot-card__icon {
  width: 40px;
  height: 40px;
  color: var(--c-primary);
  opacity: 0.5;
}

/* 写真上の移動時間バッジ */
.spot-card__badge {
  position: absolute;
  bottom: 10px;
  left: 10px;
  background: rgba(255, 253, 247, 0.92);
  border-radius: var(--r-pill);
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-ink-soft);
  backdrop-filter: blur(4px);
}

/* カード本体 */
.spot-card__body {
  padding: 18px 20px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.spot-card__en {
  display: block;
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--c-ink-muted);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.spot-card__name {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 17px;
  font-weight: 700;
  color: var(--c-ink);
  margin-bottom: 8px;
  line-height: 1.4;
}

.spot-card__memo {
  font-size: 13px;
  color: var(--c-ink-soft);
  margin-bottom: 14px;
  line-height: 1.75;
  flex: 1;
}

.spot-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.spot-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.spot-card__link {
  font-size: 12px;
  font-weight: 700;
  color: var(--c-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  white-space: nowrap;
}

.spot-card__link:hover {
  color: var(--c-primary-deep);
}

/* -----------------------------------------------
   Tipsカード
----------------------------------------------- */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tip-card {
  background: var(--c-surface);
  border: 1px solid var(--c-rule);
  border-left: 4px solid var(--c-pond);
  border-radius: var(--r-lg);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
}

.tip-card__label {
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--c-pond);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.tip-card__title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 17px;
  font-weight: 700;
  color: var(--c-ink);
  margin-bottom: 10px;
  line-height: 1.4;
}

.tip-card__body {
  font-size: 14px;
  color: var(--c-ink-soft);
  margin-bottom: 14px;
  line-height: 1.8;
}

.tip-card__meta {
  font-size: 13px;
  color: var(--c-ink-muted);
  font-weight: 500;
}

/* 注意事項ボックス */
.notice-box {
  background: linear-gradient(180deg, #FEF8EC 0%, #FDF3DC 100%);
  border: 1px solid #EDD8A0;
  border-left: 4px solid var(--c-accent);
  border-radius: var(--r-lg);
  padding: 22px 28px;
  margin-top: 40px;
}

.notice-box__title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: #7A5A20;
  margin-bottom: 8px;
}

.notice-box__body {
  font-size: 14px;
  color: #8B6020;
  margin-bottom: 0;
  line-height: 1.8;
}

/* -----------------------------------------------
   フッター
----------------------------------------------- */
.site-footer {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--c-primary) 0%, var(--c-primary-deep) 100%);
  color: rgba(255, 253, 247, 0.88);
  padding: clamp(40px, 6vw, 64px) 0 clamp(28px, 4vw, 40px);
}

/* フッター: デコ左 */
.footer__deco-left {
  position: absolute;
  left: -40px;
  bottom: -20px;
  width: 200px;
  opacity: 0.12;
  pointer-events: none;
}

/* フッター: デコ右 */
.footer__deco-right {
  position: absolute;
  right: -40px;
  top: -20px;
  width: 200px;
  opacity: 0.12;
  pointer-events: none;
}

.footer__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer__logo-main {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: #FFFDF7;
  display: block;
  margin-bottom: 6px;
}

.footer__logo-sub {
  font-family: 'Outfit', sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 253, 247, 0.56);
}

.footer__meta {
  font-size: 13px;
  color: rgba(255, 253, 247, 0.56);
  margin-top: 10px;
  line-height: 1.7;
}

.footer__meta p {
  margin-bottom: 4px;
}

.footer__nav {
  display: flex;
  gap: 8px;
  flex-direction: column;
  align-items: flex-end;
}

.footer__nav-link {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 253, 247, 0.72);
  transition: color var(--dur-base);
}

.footer__nav-link:hover {
  color: #FFFDF7;
}

.footer__back-top {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 8px 16px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(255, 253, 247, 0.28);
  color: rgba(255, 253, 247, 0.88);
  font-size: 13px;
  font-weight: 700;
  transition: background var(--dur-base) var(--ease-out);
}

.footer__back-top:hover {
  background: rgba(255, 253, 247, 0.12);
}

/* -----------------------------------------------
   レスポンシブ: タブレット（〜 960px）
----------------------------------------------- */
@media (max-width: 960px) {
  .site-nav {
    display: none;
  }

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

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

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

/* -----------------------------------------------
   レスポンシブ: スマホ（〜 640px）
----------------------------------------------- */
@media (max-width: 640px) {
  .highlight-grid {
    grid-template-columns: 1fr;
  }

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

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

  .hero__title {
    font-size: 28px;
  }

  .section__title {
    font-size: 24px;
  }

  .hero__filters {
    gap: 8px;
  }

  .filter-btn {
    font-size: 13px;
    padding: 8px 16px;
  }

  .footer__inner {
    flex-direction: column;
  }

  .footer__nav {
    align-items: flex-start;
  }

  .hl-card__name {
    font-size: 18px;
  }

  .spot-card__name {
    font-size: 16px;
  }
}

/* -----------------------------------------------
   スクロールフェード: 遅延クラス
----------------------------------------------- */
.fade-up--d1 { transition-delay: 60ms; }
.fade-up--d2 { transition-delay: 120ms; }
.fade-up--d3 { transition-delay: 180ms; }
.fade-up--d4 { transition-delay: 240ms; }
.fade-up--d5 { transition-delay: 300ms; }