@charset "UTF-8";
/* ===================================================
   エコメッセちば2026 — クロちゃん提案版
   設計方針: JavaScript ゼロで完全に動作する
   =================================================== */

:root {
  --green-900: #14472f;
  --green-700: #1f6b45;
  --green-500: #3d9268;
  --green-200: #cfe6d8;
  --green-100: #e8f3ec;
  --sun: #ef9a2e;
  --sun-100: #fdf1de;
  --sky-100: #e6f1f7;
  --ink: #24312b;
  --ink-mute: #5f6d66;
  --paper: #fdfcf8;
  --white: #ffffff;
  --line: rgba(20, 71, 47, 0.1);
  --shadow: 0 4px 20px rgba(20, 71, 47, 0.07);
  --shadow-lift: 0 12px 32px rgba(20, 71, 47, 0.12);
  --radius: 20px;
  --radius-lg: 28px;
  --font-display: "M PLUS Rounded 1c", system-ui, sans-serif;
  --font-body: "Noto Sans JP", system-ui, sans-serif;
  --wrap: 1080px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: 1.35;
  margin: 0;
  color: var(--green-900);
}

p {
  margin: 0;
}

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

a {
  color: var(--green-700);
}

.wrap {
  width: min(100% - 40px, var(--wrap));
  margin-inline: auto;
}

/* ── ボタン ───────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  border: 2px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-main {
  background: var(--green-700);
  color: #fff;
  box-shadow: var(--shadow);
}

.btn-sub {
  background: #fff;
  color: var(--green-700);
  border-color: var(--green-200);
}

.btn-sun {
  background: var(--sun);
  color: #fff;
  box-shadow: var(--shadow);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}

/* ── ヘッダー ─────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(253, 252, 248, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--green-900);
  font-family: var(--font-display);
  margin-right: auto;
}

/* ロゴ（支給された原本のマーク部分。絵には手を加えていない） */
.logo-img {
  height: 46px;
  width: 46px;
  flex-shrink: 0;
  display: block;
  /* 白地の画像なので、紙色の背景となじむよう軽く角を丸める */
  border-radius: 10px;
}

.logo-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--green-900);
  white-space: nowrap;
}

.logo-year {
  font-style: normal;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: #fff;
  background: var(--green-500);
  border-radius: 999px;
  padding: 3px 9px;
  line-height: 1;
  white-space: nowrap;
}

.nav {
  display: flex;
  gap: 22px;
}

.nav a {
  text-decoration: none;
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}

.nav a:hover {
  color: var(--green-700);
  border-bottom-color: var(--green-500);
}

.header-cta {
  font-size: 14px;
  padding: 10px 20px;
}

/* モバイルメニュー（JS不使用・details で開閉） */
.menu-drawer {
  display: none;
}

.menu-drawer > summary {
  list-style: none;
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  display: grid;
  place-items: center;
  font-size: 20px;
  color: var(--green-900);
}

.menu-drawer > summary::-webkit-details-marker {
  display: none;
}

.menu-drawer[open] > summary::after {
  content: "✕";
}

.menu-drawer > summary::after {
  content: "☰";
}

.menu-panel {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 12px 20px 20px;
  display: grid;
  gap: 4px;
  box-shadow: var(--shadow);
}

.menu-panel a {
  text-decoration: none;
  color: var(--ink);
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
  font-weight: 500;
}

/* ── ヒーロー ─────────────────────── */
.hero {
  padding: 56px 0 40px;
  background: linear-gradient(180deg, var(--green-100) 0%, var(--paper) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(30px, 4.4vw, 46px);
  letter-spacing: 0.01em;
}

.hero h1 .sub {
  display: block;
  margin-top: 14px;
  font-size: clamp(15px, 1.7vw, 18px);
  color: var(--green-700);
  font-weight: 700;
}

/* クライアントの想いを伝える一行 */
.hero-mission {
  margin-top: 20px;
  padding-left: 14px;
  border-left: 4px solid var(--sun);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(15px, 1.8vw, 17px);
  color: var(--green-900);
  line-height: 1.7;
}

.hero-lead {
  margin-top: 16px;
  color: var(--ink-mute);
  font-size: 15px;
}

.date-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
  margin: 24px 0;
}

.date-card {
  background: #fff;
  border: 2px solid var(--green-200);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.date-card .label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: var(--green-700);
  display: flex;
  align-items: center;
  gap: 6px;
}

.date-card .day {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  color: var(--ink);
  margin-top: 4px;
}

.date-card .place {
  font-size: 12px;
  color: var(--ink-mute);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 迷っている人に「聞いてもいい」と伝える。
   問い合わせはページ末尾にしかないので、最初に一度だけ道を示す */
.hero-ask {
  margin-top: 14px;
  font-size: 13.5px;
  color: var(--ink-mute);
}

.hero-ask a {
  color: var(--green-700);
  font-weight: 700;
  text-underline-offset: 3px;
}

.faq-after {
  text-align: center;
  margin-top: 26px;
  font-size: 14.5px;
  color: var(--ink-mute);
}

.faq-after a {
  color: var(--green-700);
  font-weight: 700;
  text-underline-offset: 3px;
}

.hero-sns {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  flex-wrap: wrap;
}

.hero-sns .label {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-mute);
}

.sns-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--green-200);
  background: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--green-700);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
}

.sns-btn:hover {
  background: var(--green-100);
}

.hero-art {
  position: relative;
}

.hero-art img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lift);
  width: 100%;
}

.hero-badge {
  position: absolute;
  left: -12px;
  bottom: -16px;
  background: var(--sun);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  padding: 12px 20px;
  border-radius: 999px;
  box-shadow: var(--shadow-lift);
}

/* ── 安心バッジ帯 ─────────────────── */
.assure {
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}

.assure-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.assure-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.assure-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--green-100);
  display: grid;
  place-items: center;
  font-size: 21px;
  flex-shrink: 0;
}

.assure-item b {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--green-900);
  line-height: 1.4;
}

.assure-item span {
  font-size: 12px;
  color: var(--ink-mute);
  line-height: 1.5;
}

/* ── セクション共通 ───────────────── */
.section {
  padding: 68px 0;
}

.section-head {
  text-align: center;
  max-width: 660px;
  margin: 0 auto 40px;
}

.section-head .eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--green-500);
  background: var(--green-100);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: clamp(24px, 3.2vw, 32px);
}

.section-head p {
  margin-top: 12px;
  color: var(--ink-mute);
  font-size: 15px;
}

.section-soft {
  background: var(--green-100);
}

/* ── 実績（数字） ─────────────────── */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.stat {
  background: #fff;
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 800;
  color: var(--green-700);
  line-height: 1.1;
}

.stat strong span {
  font-size: 16px;
  margin-left: 2px;
}

.stat p {
  margin-top: 10px;
  font-size: 13px;
  color: var(--ink-mute);
}

/* ── 4つの体験 ────────────────────── */
.exp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.exhibitor-list-action {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

/* ── SDGsマルシェ ── */
.marche-section {
  padding-top: 20px;
}

.marche-card {
  display: grid;
  grid-template-columns: minmax(280px, 42%) minmax(0, 1fr);
  align-items: stretch;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow);
}

.marche-card > img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.marche-card-body {
  display: flex;
  align-items: center;
  padding: clamp(28px, 5vw, 56px);
}

.marche-card-body p {
  color: var(--green-900);
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 25px);
  font-weight: 700;
  line-height: 1.9;
}

@media (max-width: 640px) {
  .marche-card {
    grid-template-columns: 42% minmax(0, 1fr);
  }

  .marche-card > img {
    height: 210px;
  }

  .marche-card-body {
    padding: 20px 16px;
  }

  .marche-card-body p {
    font-size: 15px;
    line-height: 1.8;
  }
}

.exhibitor-name-list {
  margin-top: 20px;
  padding: 28px 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow);
}

.exhibitor-name-list p {
  color: var(--ink-mute);
  font-size: 15px;
  line-height: 2.1;
}

.exhibitor-name-list-close {
  display: flex;
  justify-content: center;
  margin-top: 22px;
}

.exp-card {
  appearance: none;
  width: 100%;
  padding: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

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

.exp-card:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 4px;
}

.exp-card[aria-pressed="true"] {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(242, 120, 42, 0.18), var(--shadow-lift);
  transform: translateY(-4px);
}

.exp-card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.exp-body {
  padding: 22px;
}

.exp-body h3 {
  font-size: 21px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.exp-body h3 em {
  font-style: normal;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--green-500);
  background: var(--green-100);
  padding: 3px 9px;
  border-radius: 999px;
}

.exp-body p {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-mute);
}

/* ── カテゴリ別出展者一覧 ───────────── */
.exhibitor-directory {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}

.exhibitor-directory-head {
  margin-bottom: 24px;
  text-align: center;
}

.exhibitor-directory-head h3 {
  margin-top: 6px;
  font-size: clamp(26px, 4vw, 38px);
}

.exhibitor-directory-head p {
  margin-top: 8px;
  color: var(--ink-mute);
}

.history-link,
.exhibitor-close-wrap {
  margin-top: 30px;
  text-align: center;
}

.history-link .btn,
.exhibitor-close {
  min-width: 220px;
}

.exhibitor-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.exhibitor-item {
  --sdg-color: #19486a;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 8px;
  background: var(--sdg-color);
  color: #fff;
  box-shadow: var(--shadow);
}

.exhibitor-item.is-light {
  color: #16382b;
  border-color: rgba(22, 56, 43, 0.18);
}

.exhibitor-item h4 {
  font-size: 21px;
  line-height: 1.5;
  color: #fff;
}

.exhibitor-item.is-light h4 {
  color: #16382b;
}

.exhibitor-description {
  margin-top: 14px;
  line-height: 1.9;
}

.exhibitor-goals {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 10px;
  margin-top: 22px;
}

.exhibitor-goal {
  position: relative;
  flex: 0 0 90px;
}

.exhibitor-goal.is-main {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.exhibitor-goal:not(.is-main) {
  flex-basis: 52px;
}

.exhibitor-sdg-icon {
  display: block;
  width: 90px;
  height: 90px;
  border-radius: 4px;
  object-fit: contain;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.16);
}

.exhibitor-goal-main {
  display: inline-block;
  margin-bottom: 6px;
  padding: 2px 6px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.94);
  color: #16382b;
  font-size: 10px;
  font-weight: 800;
}

.sdg-1, .sdg-7, .sdg-13 { background-position-x: -29px; }
.sdg-2, .sdg-8, .sdg-14 { background-position-x: -128px; }
.sdg-3, .sdg-9, .sdg-15 { background-position-x: -227px; }
.sdg-4, .sdg-10, .sdg-16 { background-position-x: -326px; }
.sdg-5, .sdg-11, .sdg-17 { background-position-x: -425px; }
.sdg-6, .sdg-12 { background-position-x: -524px; }
.sdg-1, .sdg-2, .sdg-3, .sdg-4, .sdg-5, .sdg-6 { background-position-y: -80px; }
.sdg-7, .sdg-8, .sdg-9, .sdg-10, .sdg-11, .sdg-12 { background-position-y: -178px; }
.sdg-13, .sdg-14, .sdg-15, .sdg-16, .sdg-17 { background-position-y: -278px; }

.exhibitor-goal:not(.is-main) .exhibitor-sdg-icon {
  width: 52px;
  height: 52px;
}

.exhibitor-goal:not(.is-main) .sdg-1,
.exhibitor-goal:not(.is-main) .sdg-7,
.exhibitor-goal:not(.is-main) .sdg-13 { background-position-x: -16.76px; }
.exhibitor-goal:not(.is-main) .sdg-2,
.exhibitor-goal:not(.is-main) .sdg-8,
.exhibitor-goal:not(.is-main) .sdg-14 { background-position-x: -73.96px; }
.exhibitor-goal:not(.is-main) .sdg-3,
.exhibitor-goal:not(.is-main) .sdg-9,
.exhibitor-goal:not(.is-main) .sdg-15 { background-position-x: -131.13px; }
.exhibitor-goal:not(.is-main) .sdg-4,
.exhibitor-goal:not(.is-main) .sdg-10,
.exhibitor-goal:not(.is-main) .sdg-16 { background-position-x: -188.36px; }
.exhibitor-goal:not(.is-main) .sdg-5,
.exhibitor-goal:not(.is-main) .sdg-11,
.exhibitor-goal:not(.is-main) .sdg-17 { background-position-x: -245.56px; }
.exhibitor-goal:not(.is-main) .sdg-6,
.exhibitor-goal:not(.is-main) .sdg-12 { background-position-x: -302.67px; }
.exhibitor-goal:not(.is-main) .sdg-1,
.exhibitor-goal:not(.is-main) .sdg-2,
.exhibitor-goal:not(.is-main) .sdg-3,
.exhibitor-goal:not(.is-main) .sdg-4,
.exhibitor-goal:not(.is-main) .sdg-5,
.exhibitor-goal:not(.is-main) .sdg-6 { background-position-y: -46.22px; }
.exhibitor-goal:not(.is-main) .sdg-7,
.exhibitor-goal:not(.is-main) .sdg-8,
.exhibitor-goal:not(.is-main) .sdg-9,
.exhibitor-goal:not(.is-main) .sdg-10,
.exhibitor-goal:not(.is-main) .sdg-11,
.exhibitor-goal:not(.is-main) .sdg-12 { background-position-y: -102.84px; }
.exhibitor-goal:not(.is-main) .sdg-13,
.exhibitor-goal:not(.is-main) .sdg-14,
.exhibitor-goal:not(.is-main) .sdg-15,
.exhibitor-goal:not(.is-main) .sdg-16,
.exhibitor-goal:not(.is-main) .sdg-17 { background-position-y: -160.62px; }

.exhibitor-decokatsu {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid currentColor;
  font-weight: 700;
}

.exhibitor-decokatsu img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: 6px;
  background: #fff;
}

@media (max-width: 720px) {
  .exhibitor-grid {
    grid-template-columns: 1fr;
  }

  .exhibitor-item {
    padding: 22px;
  }
}

/* ── ビンゴ ───────────────────────── */
.bingo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
}

.bingo img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lift);
}

.steps {
  display: grid;
  gap: 16px;
  margin-top: 8px;
}

.step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: #fff;
  border-radius: var(--radius);
  padding: 16px 18px;
  border: 1px solid var(--line);
}

.step-no {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--sun);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  flex-shrink: 0;
}

.step b {
  font-family: var(--font-display);
  color: var(--green-900);
  display: block;
  font-size: 16px;
}

.step p {
  font-size: 13px;
  color: var(--ink-mute);
  margin-top: 2px;
}

/* ── タイムライン ─────────────────── */
.day-block + .day-block {
  margin-top: 36px;
}

.day-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--green-700);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  padding: 9px 20px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.day-label.online {
  background: var(--sun);
}

.timeline {
  position: relative;
  padding-left: 30px;
  border-left: 2px dashed var(--green-200);
  display: grid;
  gap: 20px;
}

.tl-item {
  position: relative;
}

.tl-item::before {
  content: "";
  position: absolute;
  left: -37px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--green-500);
  border: 3px solid var(--paper);
}

.tl-time {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--green-700);
  font-size: 14px;
}

.tl-item b {
  display: block;
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--green-900);
  margin-top: 2px;
}

.tl-item p {
  font-size: 14px;
  color: var(--ink-mute);
  margin-top: 4px;
}

/* ── オンライン ───────────────────── */
.online-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 44px;
  align-items: center;
}

.online-grid img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lift);
}

.tick {
  display: grid;
  gap: 10px;
  margin: 20px 0 26px;
  padding: 0;
  list-style: none;
}

.tick li {
  display: flex;
  gap: 10px;
  font-size: 15px;
  color: var(--ink);
}

.tick li::before {
  content: "✓";
  color: var(--green-500);
  font-weight: 800;
  flex-shrink: 0;
}

/* ── 準備中ボックス ───────────────── */
.coming {
  background: #fff;
  border: 2px dashed var(--green-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
}

.coming-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
  margin-top: 24px;
  text-align: left;
}

.coming-item {
  background: var(--green-100);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.coming-item b {
  font-family: var(--font-display);
  color: var(--green-900);
  font-size: 16px;
  display: block;
}

.coming-item p {
  font-size: 13px;
  color: var(--ink-mute);
  margin-top: 4px;
}

.coming .when {
  display: inline-block;
  margin-top: 22px;
  background: var(--sun-100);
  color: #a35f08;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  padding: 8px 20px;
  border-radius: 999px;
}

/* ── アクセス ─────────────────────── */
.access-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 28px;
  align-items: start;
}

.access-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.access-card h4 {
  font-size: 16px;
}

.access-card p {
  font-size: 14px;
  color: var(--ink-mute);
  margin-top: 4px;
}

.access-card + .access-card {
  margin-top: 16px;
}

.map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  height: 340px;
  border: 1px solid var(--line);
}

.map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* ── FAQ（details / JS不使用） ────── */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: grid;
  gap: 12px;
}

.faq {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq > summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 54px 18px 22px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--green-900);
  position: relative;
}

.faq > summary::-webkit-details-marker {
  display: none;
}

.faq > summary::after {
  content: "+";
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  color: var(--green-500);
  line-height: 1;
}

.faq[open] > summary::after {
  content: "−";
}

.faq > summary:hover {
  background: var(--green-100);
}

.faq-body {
  padding: 0 22px 20px;
  font-size: 14px;
  color: var(--ink-mute);
}

/* ── お問い合わせフォーム（JavaScript不使用） ───────────────
   基準：ラベルは短い名詞／必須は赤の小さな文字／1項目1行／
         言葉は入力の負担を減らす方向にだけ使う
   ─────────────────────────────────────────────────── */
.cf-inner {
  max-width: 680px;
  margin: 0 auto;
}

.cf-head {
  text-align: center;
  margin-bottom: 44px;
}

.cf-title {
  margin-top: 12px;
  font-size: clamp(24px, 3.2vw, 32px);
}

.cf-lead {
  margin-top: 18px;
  font-size: 15px;
  color: var(--ink-mute);
}

.cf-form {
  text-align: left;
}

/* Bot対策の罠フィールド。目にも読み上げにも触れさせない */
.cf-hp {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.cf-row {
  margin-bottom: 28px;
}

.cf-row > label {
  display: block;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 10px;
  line-height: 1.5;
}

/* 必須は赤の塗りバッジ。任意はグレーの塗りバッジ。どちらも同じ形で明記する */
.cf-req,
.cf-opt {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  padding: 4px 7px;
  border-radius: 4px;
  margin-left: 8px;
  vertical-align: 2px;
  color: #fff;
  letter-spacing: 0.04em;
}

.cf-req {
  background: #d9534f;
}

.cf-opt {
  background: #9aa5a0;
}

.cf-form input[type="text"],
.cf-form input[type="email"],
.cf-form input[type="tel"],
.cf-form select,
.cf-form textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 16px; /* 16px未満だとスマホで勝手に拡大されるため */
  color: var(--ink);
  background: #fff;
  border: 1px solid #e1e6e3;
  border-radius: 12px;
  padding: 14px 16px;
  line-height: 1.6;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.cf-form textarea {
  resize: vertical;
  min-height: 160px;
}

.cf-form select {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7a72' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: 18px 18px;
  background-position: calc(100% - 14px) center;
  padding-right: 44px;
}

.cf-form input:focus,
.cf-form select:focus,
.cf-form textarea:focus {
  outline: none;
  border-color: var(--green-500);
  box-shadow: 0 0 0 3px rgba(61, 146, 104, 0.14);
}

.cf-form ::placeholder {
  color: #aab4ae;
}

/* 送信を押したあと、書けていない欄だけ知らせる（JSなしで実現） */
.cf-form input:user-invalid,
.cf-form select:user-invalid,
.cf-form textarea:user-invalid {
  border-color: #d9534f;
  box-shadow: 0 0 0 3px rgba(217, 83, 79, 0.1);
}

.cf-agree {
  margin: 4px 0 32px;
}

.cf-agree label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  cursor: pointer;
}

.cf-agree input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--green-700);
  flex-shrink: 0;
  cursor: pointer;
}

.cf-actions {
  text-align: center;
}

.cf-submit {
  min-width: 240px;
  font-size: 16px;
  padding: 16px 40px;
}

/* GASのURLが決まるまでの暫定表示：
   送信ボタンを隠し、代わりに「メールで送る」を出す。
   URLが決まったら HTML 側の is-pending を消すだけで切り替わる。 */
.cf-mail-fallback {
  display: none;
}

.cf-actions.is-pending .cf-submit[type="submit"] {
  display: none;
}

.cf-actions.is-pending .cf-mail-fallback {
  display: inline-flex;
}

.cf-alt {
  margin-top: 16px;
  font-size: 13px;
  color: var(--ink-mute);
}

.cf-alt a {
  color: var(--green-700);
  font-weight: 700;
  word-break: break-all;
}

@media (max-width: 520px) {
  .cf-submit {
    width: 100%;
  }
}

/* ── 送信完了ページ ───────────────── */
.thanks {
  max-width: 560px;
  margin: 40px auto;
  text-align: center;
}

.thanks-mark {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: var(--green-100);
  color: var(--green-700);
  display: grid;
  place-items: center;
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
}

.thanks h1 {
  font-size: clamp(22px, 3.2vw, 28px);
  line-height: 1.5;
}

.thanks-lead {
  margin-top: 24px;
  font-size: 15px;
  line-height: 2;
  color: var(--ink);
}

.thanks-lead b {
  color: var(--green-700);
}

.thanks-note {
  margin: 24px 0 36px;
  font-size: 13px;
  line-height: 1.9;
  color: var(--ink-mute);
}

.thanks-note a {
  color: var(--green-700);
  font-weight: 700;
  word-break: break-all;
}

/* ── トップの問い合わせ誘導（フォームは contact ページ） ─── */
.contact-cta {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  background: var(--sun-100);
  border-radius: var(--radius-lg);
  padding: 52px 28px;
}

.contact-cta h2 {
  margin-top: 12px;
  font-size: clamp(23px, 3vw, 30px);
}

.contact-cta p {
  color: var(--ink-mute);
  margin: 12px auto 0;
  font-size: 15px;
}

.contact-cta-btn {
  min-width: 260px;
  padding: 16px 40px;
  font-size: 16px;
}

.contact-cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.contact-volunteer-btn {
  background: var(--white);
  color: var(--green-700);
  border-color: var(--green-700);
}

.contact-cta-alt {
  margin-top: 16px;
  font-size: 13px;
}

.contact-cta-alt a {
  font-weight: 700;
  word-break: break-all;
}

/* ── 協賛・後援 ──────────────────── */
.supporters-section {
  padding-top: 40px;
}

.supporters-container {
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow);
}

.supporters-container > h2 {
  margin-bottom: 28px;
  text-align: center;
  font-size: clamp(24px, 3vw, 32px);
}

.supporters-exhibitors {
  margin-bottom: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.supporters-exhibitors h2 {
  font-size: clamp(22px, 2.7vw, 28px);
}

.supporters-exhibitors .exhibitor-list-action {
  margin-top: 20px;
}

.supporters-exhibitors .exhibitor-name-list {
  margin-top: 24px;
  background: var(--green-100);
  box-shadow: none;
  text-align: left;
}

.supporters-logo-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
  align-items: center;
  width: 100%;
  margin-top: 14px;
}

.supporters-logo-grid img {
  width: 100%;
  height: 76px;
  object-fit: contain;
}

.supporters-group {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.supporters-group h3 {
  color: var(--green);
  font-size: 18px;
}

.supporters-group p {
  color: var(--ink-mute);
  font-size: 14px;
  line-height: 2;
}

@media (max-width: 640px) {
  .supporters-container {
    padding: 30px 22px;
  }

  .supporters-exhibitors {
    margin-bottom: 30px;
    padding-bottom: 30px;
  }

  .supporters-exhibitors .exhibitor-name-list {
    padding: 22px 18px;
  }

  .supporters-logo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 18px;
  }

  .supporters-group {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

/* ── サブページ共通 ─────────────────── */
.subpage .site-header {
  position: static;
}

.subpage main {
  min-height: 60vh;
}

.footer-privacy {
  color: rgba(255, 255, 255, 0.85);
  font-size: 12.5px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── 個人情報の取り扱いページ ─────────── */
.privacy {
  max-width: 720px;
  margin: 0 auto;
}

.privacy-head {
  text-align: center;
  margin-bottom: 40px;
}

.privacy-head h1 {
  margin-top: 12px;
  font-size: clamp(22px, 3.2vw, 28px);
}

.privacy-lead {
  font-size: 15px;
  line-height: 2;
  margin-bottom: 36px;
}

.privacy-sec {
  margin-bottom: 32px;
}

.privacy-sec h2 {
  font-size: 17px;
  margin-bottom: 10px;
  padding-left: 12px;
  border-left: 3px solid var(--green-700);
  line-height: 1.5;
}

.privacy-sec p,
.privacy-sec li {
  font-size: 15px;
  line-height: 1.95;
}

.privacy-sec ul {
  margin: 8px 0 10px;
  padding-left: 22px;
}

.privacy-sec a {
  font-weight: 700;
  word-break: break-all;
}

.privacy-date {
  margin-top: 40px;
  font-size: 13px;
  color: var(--ink-mute);
  text-align: right;
}

.privacy-back {
  margin-top: 36px;
  text-align: center;
  font-size: 14px;
}

.privacy-back a {
  font-weight: 700;
}

/* 同意欄の中のリンク */
.cf-agree a {
  color: var(--green-700);
  font-weight: 700;
  text-underline-offset: 3px;
}

/* ── オンライン企画ページ ─────────────── */
.sample-note {
  text-align: center;
  font-size: 13px;
  color: var(--ink-mute);
  margin: -20px 0 24px;
}

.online-grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 820px;
  margin: 0 auto;
}

.coming-mini {
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 8px;
}

.coming-mini b {
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--green-900);
}

.coming-mini p {
  font-size: 13.5px;
  color: var(--ink-mute);
}

.coming-mini .when {
  margin-top: 6px;
}

/* ── フッター上部キャラクター ───────── */
.footer-characters {
  padding: 24px 0 12px;
  background: #fff;
}

.footer-characters-inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 110px));
  justify-content: center;
  gap: clamp(10px, 3vw, 32px);
}

.footer-characters img {
  width: 100%;
  height: 140px;
  object-fit: contain;
}

@media (max-width: 640px) {
  .footer-characters {
    padding-top: 18px;
  }

  .footer-characters-inner {
    gap: 6px;
  }

  .footer-characters img {
    height: 104px;
  }
}

/* ── フッター ─────────────────────── */
footer {
  background: var(--green-900);
  color: rgba(255, 255, 255, 0.88);
  padding: 52px 0 32px;
  margin-top: 68px;
}

footer .logo {
  color: #fff;
  justify-content: center;
  margin: 0 0 20px;
}

/* 濃い背景でもロゴが沈まないよう、白い台紙を敷く */
footer .logo-img {
  height: 54px;
  width: 54px;
  border-radius: 14px;
}

footer .logo-name {
  color: #fff;
}

footer .logo-year {
  background: rgba(255, 255, 255, 0.22);
}

.footer-sns {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 26px;
}

.footer-sns .sns-btn {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}

.footer-sns .sns-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.footer-info {
  text-align: center;
  font-size: 13.5px;
  line-height: 1.9;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  padding: 22px 0;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 8px;
}

.footer-info a {
  color: #fff;
  text-decoration: none;
}

.footer-bottom {
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  padding-top: 22px;
}

.footer-notice {
  color: rgba(255, 255, 255, 0.78);
  font-size: 12.5px;
  line-height: 1.8;
  margin-bottom: 10px;
}

.footer-grant {
  max-width: 760px;
  margin: 0 auto 12px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 13px;
  line-height: 1.8;
}

/* ── モバイル固定バー ─────────────── */
.mobile-bar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  gap: 8px;
}

.mobile-bar .btn {
  flex: 1;
  padding: 12px 6px;
  font-size: 13px;
  white-space: nowrap;
}

/* 「相談する」は一番押してほしいので、少し広く取る */
.mobile-bar .btn-main {
  flex: 1.25;
}

/* ── レスポンシブ ─────────────────── */
@media (max-width: 900px) {
  .nav,
  .header-cta {
    display: none;
  }

  .menu-drawer {
    display: block;
  }

  .site-header {
    position: relative;
  }

  .hero-grid,
  .bingo,
  .online-grid,
  .access-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero {
    padding-top: 36px;
  }

  .hero-art {
    order: -1;
  }

  .hero-badge {
    left: 12px;
  }

  .section {
    padding: 52px 0;
  }

  .mobile-bar {
    display: flex;
  }

  body {
    padding-bottom: 68px;
  }

  footer {
    margin-bottom: 0;
  }
}

@media (max-width: 520px) {
  .exp-card img {
    height: 170px;
  }

  .stat strong {
    font-size: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}