* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Hiragino Sans', 'Yu Gothic', sans-serif;
            background: linear-gradient(135deg, #f0f8f0, #e8f5e8, #f8fdf8, #f5fbf5);
            background-size: 200% 200%;
            animation: gradientShift 15s ease-in-out infinite;
            color: #333;
            line-height: 1.6;
        }
        
        @keyframes gradientShift {
            0%, 100% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Header */
        .header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            padding: 15px 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            border-bottom: 3px solid #6bcf7f;
        }
        
        .nav {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 30px;
            flex-wrap: wrap;
        }
@media (max-width: 768px) {
  .nav {
            justify-content: center; row-gap: 12px; } /* 上下の隙間 */
  .nav-item {
    flex: 0 1 180px;    /* ← ここが肝。基準幅160px、必要なら縮む（1）、増えない（0） */
    /* 例: 2列にしたいなら 180–200px、1列にしたいなら 100% などに変更 */
  }
  .nav a {
    display: block;        /* 幅いっぱいに */
    text-align: center;    /* ← テキストを中央寄せ */
    width: 100%;
  }
  body {
    padding-top: 120px;       /* ヘッダーの高さに合わせて調整 */
  }
}

        .nav-item {
            color: #333;
            text-decoration: none;
            font-weight: bold;
            padding: 10px 20px;
            border-radius: 25px;
            background: linear-gradient(45deg, #2d8f47, #1e5d2f);
            color: white;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(45, 143, 71, 0.4);
        }
        
        .nav-item:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 25px rgba(45, 143, 71, 0.5);
            background: linear-gradient(45deg, #1e5d2f, #2d8f47);
        }
        
        /* Hero Section */
        .hero {
            text-align: center;
            padding: 120px 0 60px;
            position: relative;
            overflow: hidden;
            background: rgba(45, 143, 71, 0.1);
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="25" cy="25" r="2" fill="rgba(255,255,255,0.7)"/><circle cx="75" cy="25" r="1" fill="rgba(255,255,255,0.5)"/><circle cx="50" cy="50" r="1.5" fill="rgba(255,255,255,0.8)"/><circle cx="25" cy="75" r="1" fill="rgba(255,255,255,0.6)"/><circle cx="75" cy="75" r="2" fill="rgba(255,255,255,0.7)"/></svg>');
            animation: sparkle 3s ease-in-out infinite;
        }
        
        @keyframes sparkle {
            0%, 100% { opacity: 0.5; transform: scale(1); }
            50% { opacity: 1; transform: scale(1.1); }
        }
        
        .key-visual {
            max-width: 100%;
            height: auto;
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            margin-bottom: 30px;
            animation: float 3s ease-in-out infinite;
        }
        
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }
        
        .event-title {
            font-size: 3.5rem;
            font-weight: bold;
            margin: 20px 0;
            color: #2d8f47;
            text-shadow: 2px 2px 0 white, 4px 4px 8px rgba(45, 143, 71, 0.3);
            animation: titlePulse 2s ease-in-out infinite alternate;
            background: rgba(255, 255, 255, 0.9);
            padding: 20px 40px;
            border-radius: 20px;
            display: inline-block;
            border: 3px solid #2d8f47;
        }
        
        @keyframes titlePulse {
            from { transform: scale(1); }
            to { transform: scale(1.05); }
        }
        
        .event-date {
            font-size: 2rem;
            color: #fff;
            background: #2d8f47;
            padding: 15px 30px;
            border-radius: 50px;
            display: inline-block;
            margin: 20px 0;
            box-shadow: 0 8px 30px rgba(45, 143, 71, 0.4);
            font-weight: bold;
            border: 3px solid white;
        }
        
        .event-location {
            font-size: 1.5rem;
            color: #2d8f47;
            margin: 20px 0;
            background: rgba(255, 255, 255, 0.9);
            padding: 15px 25px;
            border-radius: 25px;
            display: inline-block;
            backdrop-filter: blur(10px);
            border: 2px solid #2d8f47;
            font-weight: bold;
        }
        
        /* Story Section */
        .story-section {
            padding: 80px 0;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            position: relative;
        }
        
        .story-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(45deg, rgba(255, 107, 157, 0.1), rgba(196, 69, 105, 0.1));
            border-radius: 20px;
            margin: 20px;
        }
        
        .story-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 1;
        }
        
        .story-text {
            font-size: 1.1rem;
            line-height: 2;
            margin: 20px 0;
            color: #444;
            font-style: italic;
        }
        
        .story-highlight {
            font-size: 1.8rem;
            font-weight: bold;
            color: #c44569;
            text-shadow: 2px 2px 4px rgba(196, 69, 105, 0.3);
            margin: 30px 0;
            animation: highlightPulse 3s ease-in-out infinite;
        }
        
        @keyframes highlightPulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }
        
        .story-call-to-action {
            font-size: 1.3rem;
            font-weight: bold;
            color: #c44569;
            margin: 30px 0;
            padding: 20px;
            background: rgba(255, 255, 255, 0.8);
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(196, 69, 105, 0.2);
        }
        .section {
            padding: 80px 0;
            position: relative;
        }
        
        .section:nth-child(even) {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
        }
        
        .section:nth-child(odd) {
            background: rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(10px);
        }
        
        .section-title {
            font-size: 2.5rem;
            text-align: center;
            margin-bottom: 50px;
            color: #2d8f47;
            font-weight: bold;
            position: relative;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: linear-gradient(45deg, #6bcf7f, #88d8c0);
            border-radius: 2px;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .feature-card {
            background: white;
            padding: 30px;
            border-radius: 20px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
            text-align: center;
            transition: all 0.3s ease;
            border: 3px solid transparent;
            background-clip: padding-box;
  display: block;            /* ブロックにしてグリッドの挙動そのまま */
  text-decoration: none;     /* 文字の下線を消す */
  color: inherit;            /* 文字色は今のまま */
        }
.feature-card:focus-visible {
  outline: 3px solid #6bcf7f;
  outline-offset: 4px;
}
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 60px rgba(107, 207, 127, 0.3);
            border-color: #6bcf7f;
        }
        
        .feature-icon {
            font-size: 3rem;
            margin-bottom: 20px;
            background: linear-gradient(45deg, #6bcf7f, #88d8c0);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        
        .feature-title {
            font-size: 1.5rem;
            font-weight: bold;
            margin-bottom: 15px;
            color: #2d8f47;
        }
        
        .feature-desc {
            color: #666;
            line-height: 1.8;
        }
        
/* 「イベント概要」の白い箱の文字を読みやすくする */
#overview .feature-about {
  max-width: 980px;       /* 横に広がりすぎない */
  margin: 0 auto 28px;
  padding: 28px 28px;
  background: #fff;
  border: 1px solid #e8efe8;
  border-radius: 16px;
  box-shadow: 0 12px 36px rgba(0,0,0,.06);
  text-align: left;       /* 中央寄せ → 左寄せに */
  line-height: 1.9;       /* 行間を広めに */
  font-size: clamp(15px, 1.6vw, 18px);  /* 画面に応じてサイズ調整 */
  letter-spacing: .02em;  /* わずかに字間を空ける（日本語向け） */
  font-feature-settings: "palt" 1; /* プロポーショナル和文（対応フォントで効く） */
}

/* 各行の見出し（「イベント名：」「開催日：」など）を揃える：ハンギングインデント */
#overview .feature-about p {
  margin: .45em 0;
  text-indent: -1.2em;    /* 先頭を左に出す */
  padding-left: 1.2em;    /* 2行目以降を揃える */
  word-break: break-word; /* 長い語でも崩れにくく */
}

/* 句読点の直後のダッシュ線で緩く区切りたい場合（任意） */
#overview .feature-about p:not(:last-child) {
  padding-bottom: .35em;
  border-bottom: 1px dashed #eef3ee;
}

/* 小さめ画面ではさらに読みやすく */
@media (max-width: 768px) {
  #overview .feature-about {
    padding: 22px 18px;
    font-size: clamp(15px, 4.2vw, 17px);
    line-height: 1.95;
  }
  #overview .feature-about p {
    margin: .5em 0;
  }
}
/* 見出し：中央＆下線アクセント（見本風） */
#overview .section-title {
  text-align: center;
  font-weight: 900;
  letter-spacing: .04em;
  margin-bottom: 22px;
  position: relative;
}
#overview .section-title::after {
  content: "";
  display: block;
  width: 140px;
  height: 6px;
  margin: 10px auto 0;
  background: linear-gradient(90deg, #ff4fb0, #ff77c3);
  border-radius: 999px;
}

/* 白い箱：ピンクの角丸枠＋うっすら影 */
#overview .feature-about {
  max-width: 960px;
  margin: 0 auto 28px;
  padding: 28px 24px;
  background: #fff;
  border: 4px solid #ff4fb0;      /* ピンク枠 */
  border-radius: 22px;
  box-shadow: 0 16px 48px rgba(0,0,0,.06);
}

/* 2カラムの整列（左：ラベル / 右：内容） */
#overview .spec {
  display: grid;
  grid-template-columns: 9em 1fr; /* ラベル幅はお好みで */
  column-gap: 1.2em;
  align-items: start;
  margin: .55em 0;
  line-height: 1.9;
  font-size: clamp(15px, 1.6vw, 18px);
}

/* ラベルは data-label から生成。見本の“字間広め”を再現 */
#overview .spec::before {
  content: attr(data-label);
  font-weight: 800;
  letter-spacing: .35em;   /* 見本っぽい字間 */
  white-space: nowrap;
  color: #333;
}

/* 注意行（赤字・行頭「※」） */
#overview .spec.note {
  color: #e60033;
}

/* スマホ最適化：左右の余白を少し広げつつ読みやすく */
@media (max-width: 768px) {
  #overview .feature-card { padding: 22px 18px; }
  #overview .spec { grid-template-columns: 7.5em 1fr; line-height: 1.95; }
}

        /* Schedule */
        .schedule-item {
            background: white;
            padding: 25px;
            margin: 20px 0;
            border-radius: 15px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
            border-left: 5px solid #6bcf7f;
            transition: all 0.3s ease;
        }
        
        .schedule-item:hover {
            transform: translateX(5px);
            box-shadow: 0 12px 40px rgba(107, 207, 127, 0.2);
        }
        
        .schedule-time {
            font-size: 1.3rem;
            font-weight: bold;
            color: #2d8f47;
            margin-bottom: 10px;
        }
        
        .schedule-title {
            font-size: 1.1rem;
            font-weight: bold;
            margin-bottom: 5px;
        }
        
        .schedule-desc {
            color: #666;
        }
        
        /* Access */
        .access-info {
            background: white;
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 15px 50px rgba(0, 0, 0, 0.1);
            text-align: center;
        }
        
        .access-title {
            font-size: 1.8rem;
            font-weight: bold;
            color: #2d8f47;
            margin-bottom: 20px;
        }
        
        .access-address {
            font-size: 1.2rem;
            margin: 15px 0;
        }
        
        .access-transport {
            color: #666;
            margin: 10px 0;
        }
        
        /* CTA */
        .cta-section {
            text-align: center;
            padding: 80px 0;
            background: linear-gradient(135deg, #6bcf7f, #88d8c0);
        }
        
        .cta-title {
            font-size: 2.5rem;
            color: white;
            margin-bottom: 30px;
            font-weight: bold;
        }
        
        .cta-button {
            display: inline-block;
            padding: 20px 40px;
            background: white;
            color: #2d8f47;
            text-decoration: none;
            border-radius: 50px;
            font-size: 1.3rem;
            font-weight: bold;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            transition: all 0.3s ease;
            margin: 10px;
            border: 2px solid #2d8f47;
        }
        
        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
            background: #2d8f47;
            color: white;
        }
        
        /* Footer */
        .footer {
            background: #333;
            color: white;
            text-align: center;
            padding: 40px 0;
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .event-title {
                font-size: 2.5rem;
            }
            
            .event-date {
                font-size: 1.5rem;
                padding: 12px 25px;
            }
            
            .section-title {
                font-size: 2rem;
            }
            
            .nav {
                gap: 20px;
            }
            
            .nav-item {
                padding: 8px 15px;
                font-size: 0.85rem;
            }
            
            .features-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        
        /* Scroll animations */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease;
        }
        
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }
/* === Story section background image === */
.story-section {
  background-image: url('images/sign.png');
  background-repeat: no-repeat;
  background-position: center 80px;   /* 見出しの下に来るようY位置を調整 */
  background-size: clamp(360px, 70vw, 900px); /* レスポンシブに拡縮 */
}
@media (max-width: 768px) {
  .story-section {
    background-image:url('images/signsp.png');
    background-position: center 60px;
    background-size: clamp(260px, 90vw, 720px);
  }
}

/* ===== Site-wide Link Tokens ======================================= */
:root{
  /* ベース色だけ決めればOK（ブランドの緑などに） */
  --link: #25b36a;                           /* 通常 */
  --link-hover: color-mix(in oklab, var(--link), white 18%);
  --link-active: color-mix(in oklab, var(--link), black 18%);
  --link-visited: color-mix(in oklab, var(--link), black 10%);
  --link-underline: color-mix(in oklab, var(--link), transparent 55%);
  --focus-ring: color-mix(in oklab, var(--link), white 10%);
}

/* ===== Default text links (本文用) ================================== */
:where(a){
  color: var(--link);
  text-decoration-line: underline;
  text-decoration-color: var(--link-underline);
  text-decoration-thickness: .06em;
  text-underline-offset: .18em;
  transition: color .15s ease, text-decoration-color .15s ease, box-shadow .15s ease;
}
:where(a:hover){
  color: var(--link-hover);
  text-decoration-color: currentColor; /* ホバーで下線をはっきり */
}
:where(a:active){ color: var(--link-active); }
:where(a:visited){ color: var(--link-visited); }

/* キーボード操作でも分かるフォーカス（アクセシビリティ） */
:where(a:focus-visible){
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ===== Variants ===================================================== */
/* 1) ダーク背景上のリンク（ヒーロー/帯など） */
.link-on-dark{
  color: #fff;
  text-decoration-color: rgba(255,255,255,.55);
}
.link-on-dark:hover{ text-decoration-color: rgba(255,255,255,.95); }
.link-on-dark:focus-visible{ outline-color:#fff; }

/* 2) “控えめ”リンク（補足・フッター） */
.link-muted{
  color: color-mix(in oklab, var(--link), gray 35%);
  text-decoration-style: dotted;
}
.link-muted:hover{
  color: var(--link);
  text-decoration-style: solid;
}

/* 3) 下線を消すユーティリティ（カード/ボタン等） */
.link-reset{
  color: inherit;
  text-decoration: none;
}
/* カードをまるごとリンクにする時に便利 */
.link-block{
  display:block;
  color: inherit;
  text-decoration: none;
}

/* 4) 外部リンクアイコン（任意）*/
a[target="_blank"]::after{
  content:"↗";
  font-size:.85em;
  margin-left:.25em;
  speak: none;
}