/* ================================================
   Futsal Starter Theme - Main Stylesheet
   Mobile First / LP型トップページ対応
   ================================================ */

/* --- CSS Variables --- */
:root {
  /* カラー */
  --color-primary: #00965B;        /* メイングリーン */
  --color-primary-dark: #007A4A;
  --color-primary-light: #E8F5EE;
  --color-secondary: #1B2A4A;      /* ネイビー */
  --color-accent: #FF6B35;         /* オレンジ（CTA用） */
  --color-accent-hover: #E85A25;
  --color-white: #FFFFFF;
  --color-bg: #FAFBFC;
  --color-bg-alt: #F3F5F7;
  --color-text: #2D3748;
  --color-text-light: #718096;
  --color-border: #E2E8F0;

  /* タイポグラフィ */
  --font-base: 'Noto Sans JP', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
  --font-heading: 'Noto Sans JP', sans-serif;
  --font-en: 'Inter', 'Noto Sans JP', sans-serif;

  /* サイズ */
  --container-width: 1120px;
  --container-narrow: 800px;
  --header-height: 70px;
  --section-padding: 80px;
  --radius: 8px;
  --radius-lg: 16px;

  /* シャドウ */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);

  /* トランジション */
  --transition: 0.3s ease;
}

/* --- リセット & ベース --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-secondary);
}

/* --- ユーティリティ --- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* セクション共通 */
.section {
  padding: 60px 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.section__label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.section--primary .section__label,
.section--alt .section__label {
  color: var(--color-accent);
}

.section__title {
  font-size: 1.5rem;
  margin-bottom: 16px;
  position: relative;
}

.section__title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--color-primary);
  margin-top: 12px;
  border-radius: 2px;
}

.section--primary .section__title {
  color: var(--color-white);
}

.section--primary .section__title::after {
  background: var(--color-accent);
}

.section__title--center {
  text-align: center;
}

.section__title--center::after {
  margin-left: auto;
  margin-right: auto;
}

.section__subtitle {
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: 40px;
}

.section__subtitle--center {
  text-align: center;
}

/* ボタン */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-base);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  line-height: 1.4;
  min-height: 48px;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(255,107,53,0.3);
}
.btn--primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255,107,53,0.4);
}

.btn--secondary {
  background: var(--color-white);
  color: var(--color-secondary);
  border: 2px solid var(--color-border);
}
.btn--secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn--outline-white {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.6);
}
.btn--outline-white:hover {
  background: var(--color-white);
  color: var(--color-secondary);
}

.btn--small {
  padding: 10px 24px;
  font-size: 0.85rem;
  min-height: 40px;
}

.btn--block {
  display: flex;
  width: 100%;
}

/* ================================================
   ヘッダー
   ================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.site-header__logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-secondary);
}
.site-header__logo img {
  height: 36px;
  width: auto;
}

/* ハンバーガーメニュー（モバイル） */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-secondary);
  border-radius: 2px;
  transition: var(--transition);
}
.menu-toggle.is-active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.is-active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.is-active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ナビゲーション */
.site-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background: var(--color-white);
  transform: translateX(100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
  padding: 24px 20px 100px;
}
.site-nav.is-open {
  transform: translateX(0);
}

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

.site-nav__item a {
  display: block;
  padding: 14px 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-secondary);
  border-bottom: 1px solid var(--color-border);
}
.site-nav__item a:hover {
  color: var(--color-primary);
}

.site-nav__cta {
  margin-top: 24px;
}

/* ================================================
   ヒーローセクション
   ================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: calc(var(--header-height) + 40px) 20px 60px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(27,42,74,0.75) 0%,
    rgba(0,150,91,0.55) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
  max-width: 640px;
}

.hero__team-name {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  opacity: 0.85;
  margin-bottom: 16px;
}

.hero__title {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.5;
  color: var(--color-white);
  margin-bottom: 20px;
}

.hero__sub {
  font-size: 0.95rem;
  line-height: 1.8;
  opacity: 0.9;
  margin-bottom: 32px;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.hero__scroll {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,0.7);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-align: center;
}
.hero__scroll::after {
  content: '';
  display: block;
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.4);
  margin: 8px auto 0;
  animation: scrollLine 1.5s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ================================================
   コンセプトセクション
   ================================================ */
.concept__grid {
  display: grid;
  gap: 32px;
}

.concept__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.concept__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.concept__text p {
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.concept__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.concept__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 50px;
}

/* ================================================
   活動内容セクション
   ================================================ */
.activities__grid {
  display: grid;
  gap: 16px;
}

.activity-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.activity-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.activity-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.activity-card__title {
  font-size: 1rem;
  margin-bottom: 8px;
}

.activity-card__desc {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ================================================
   チームの魅力セクション
   ================================================ */
.features__grid {
  display: grid;
  gap: 20px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.feature-item__number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 0.85rem;
}

.feature-item__title {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.feature-item__desc {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ================================================
   スケジュール導線セクション
   ================================================ */
.schedule-preview__list {
  display: grid;
  gap: 12px;
  margin-bottom: 32px;
}

.schedule-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-primary);
  transition: var(--transition);
}
.schedule-card:hover {
  box-shadow: var(--shadow-md);
}

.schedule-card__date {
  flex-shrink: 0;
  text-align: center;
  min-width: 56px;
}
.schedule-card__month {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
}
.schedule-card__day {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1.2;
}

.schedule-card__info {
  flex: 1;
}
.schedule-card__title {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}
.schedule-card__meta {
  font-size: 0.78rem;
  color: var(--color-text-light);
}

.schedule-card__badge {
  flex-shrink: 0;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 50px;
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* ================================================
   参加費セクション
   ================================================ */
.pricing__grid {
  display: grid;
  gap: 16px;
}

.pricing-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  text-align: center;
}

.pricing-card--popular {
  border-color: var(--color-primary);
  position: relative;
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 50px;
}

.pricing-card__label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.pricing-card__price {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-secondary);
  margin-bottom: 4px;
}
.pricing-card__price span {
  font-size: 0.85rem;
  font-weight: 400;
}

.pricing-card__note {
  font-size: 0.78rem;
  color: var(--color-text-light);
}

.pricing__note {
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--color-text-light);
  text-align: center;
}

/* ================================================
   活動エリア・会場セクション
   ================================================ */
.venue__content {
  display: grid;
  gap: 24px;
}

.venue__info p {
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.venue__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
}

.venue__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}
.venue__item::before {
  content: '';
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
}

.venue__map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
  background: var(--color-bg-alt);
}
.venue__map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ================================================
   メンバー紹介セクション
   ================================================ */
.members__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.member-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
}
.member-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.member-card__image {
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-bg-alt);
}
.member-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.member-card__body {
  padding: 16px 12px;
}

.member-card__role {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.member-card__name {
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.member-card__comment {
  font-size: 0.78rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ================================================
   年間イベントセクション
   ================================================ */
.events-timeline {
  position: relative;
}

.events-timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.event-item {
  position: relative;
  padding-left: 60px;
  padding-bottom: 24px;
}

.event-item__month {
  position: absolute;
  left: 0;
  top: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 0.75rem;
  z-index: 1;
}

.event-item__content {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-sm);
}

.event-item__title {
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.event-item__desc {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* ================================================
   参加の流れセクション
   ================================================ */
.flow__steps {
  display: grid;
  gap: 20px;
  counter-reset: flow-step;
}

.flow-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  counter-increment: flow-step;
}

.flow-step__number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 1.1rem;
  position: relative;
}

.flow-step__body {
  padding-top: 8px;
}

.flow-step__title {
  font-size: 1rem;
  margin-bottom: 4px;
}

.flow-step__desc {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ================================================
   FAQセクション
   ================================================ */
.faq__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.is-open {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-base);
  color: var(--color-secondary);
}

.faq-item__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.faq-item__icon svg {
  width: 14px;
  height: 14px;
  transition: transform 0.3s ease;
}
.faq-item.is-open .faq-item__icon svg {
  transform: rotate(180deg);
}
.faq-item.is-open .faq-item__icon {
  background: var(--color-primary);
}
.faq-item.is-open .faq-item__icon svg {
  stroke: var(--color-white);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item__answer-inner {
  padding: 0 20px 16px;
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ================================================
   CTAセクション
   ================================================ */
.cta-section {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary-dark) 100%);
  padding: 60px 0;
  text-align: center;
  color: var(--color-white);
}

.cta-section__title {
  font-size: 1.4rem;
  color: var(--color-white);
  margin-bottom: 12px;
}

.cta-section__text {
  font-size: 0.9rem;
  opacity: 0.85;
  margin-bottom: 32px;
}

.cta-section__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.cta-section__social {
  display: flex;
  gap: 16px;
  margin-top: 24px;
}

.cta-section__social a {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: var(--transition);
}
.cta-section__social a:hover {
  background: rgba(255,255,255,0.3);
  transform: scale(1.1);
}
.cta-section__social a svg {
  width: 20px;
  height: 20px;
}

/* ================================================
   フッター
   ================================================ */
.site-footer {
  background: var(--color-secondary);
  color: rgba(255,255,255,0.7);
  padding: 40px 0 24px;
}

.site-footer__inner {
  display: grid;
  gap: 32px;
}

.site-footer__logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 8px;
}

.site-footer__desc {
  font-size: 0.8rem;
  line-height: 1.7;
}

.site-footer__nav-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.site-footer__nav-list a {
  display: block;
  padding: 4px 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
}
.site-footer__nav-list a:hover {
  color: var(--color-white);
}

.site-footer__bottom {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.72rem;
}

/* ================================================
   下層ページ共通
   ================================================ */
.page-header {
  padding: calc(var(--header-height) + 40px) 0 40px;
  background: var(--color-bg-alt);
  text-align: center;
}

.page-header__title {
  font-size: 1.5rem;
}

.page-header__breadcrumb {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--color-text-light);
}
.page-header__breadcrumb a {
  color: var(--color-text-light);
}
.page-header__breadcrumb a:hover {
  color: var(--color-primary);
}

.page-content {
  padding: 48px 0 80px;
}

.page-content p {
  margin-bottom: 16px;
}

/* アーカイブ一覧 */
.archive-grid {
  display: grid;
  gap: 20px;
}

.archive-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.archive-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.archive-card__image {
  aspect-ratio: 16/9;
  background: var(--color-bg-alt);
  overflow: hidden;
}
.archive-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.archive-card__body {
  padding: 16px 20px;
}

.archive-card__date {
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.archive-card__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-secondary);
}

/* ギャラリーグリッド */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.gallery-grid__item {
  aspect-ratio: 1;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
}
.gallery-grid__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery-grid__item:hover img {
  transform: scale(1.05);
}

/* ページネーション */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}

.pagination .page-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  transition: var(--transition);
}

.pagination .page-numbers.current,
.pagination .page-numbers:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* お問い合わせフォーム */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-base);
  font-size: 0.9rem;
  color: var(--color-text);
  transition: var(--transition);
  background: var(--color-white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

/* モバイル固定フッターバー */
.mobile-footer-bar {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  background: var(--color-white);
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
  border-top: 1px solid var(--color-border);
}

.mobile-footer-bar__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 4px;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-decoration: none;
  gap: 2px;
  min-height: 56px;
}

.mobile-footer-bar__item svg {
  width: 20px;
  height: 20px;
}

.mobile-footer-bar__item--cta {
  background: var(--color-accent);
  color: var(--color-white);
}
.mobile-footer-bar__item--cta svg {
  stroke: var(--color-white);
}

/* スクロールアニメーション */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* 404ページ */
.page-404 {
  text-align: center;
  padding: calc(var(--header-height) + 80px) 20px 80px;
}

.page-404__title {
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 16px;
}

/* ================================================
   タブレット（640px〜）
   ================================================ */
@media (min-width: 640px) {
  .section {
    padding: 80px 0;
  }

  .section__title {
    font-size: 1.75rem;
  }

  .hero__title {
    font-size: 2.2rem;
  }

  .hero__actions {
    flex-direction: row;
    justify-content: center;
  }

  .concept__grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

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

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

  .pricing__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .venue__content {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .members__grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .cta-section__actions {
    flex-direction: row;
    justify-content: center;
  }

  .site-footer__inner {
    grid-template-columns: 2fr 1fr 1fr;
  }

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

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ================================================
   デスクトップ（1024px〜）
   ================================================ */
@media (min-width: 1024px) {
  :root {
    --section-padding: 100px;
    --header-height: 80px;
  }

  .container {
    padding: 0 40px;
  }

  .section {
    padding: 100px 0;
  }

  .section__title {
    font-size: 2rem;
  }

  /* ヘッダー：PC版ナビ表示 */
  .menu-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    transform: none;
    width: auto;
    height: auto;
    background: transparent;
    padding: 0;
    overflow: visible;
  }

  .site-nav__list {
    flex-direction: row;
    align-items: center;
    gap: 0;
  }

  .site-nav__item a {
    padding: 8px 16px;
    font-size: 0.85rem;
    border-bottom: none;
  }

  .site-nav__cta {
    margin-top: 0;
    margin-left: 8px;
  }

  /* ヒーロー */
  .hero {
    min-height: 90vh;
  }

  .hero__title {
    font-size: 2.8rem;
  }

  .hero__sub {
    font-size: 1.05rem;
  }

  /* コンセプト */
  .concept__grid {
    gap: 60px;
  }

  /* 活動内容 */
  .activities__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* メンバー */
  .members__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  /* 参加の流れ */
  .flow__steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .flow-step {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  /* CTA */
  .cta-section {
    padding: 80px 0;
  }

  .cta-section__title {
    font-size: 1.8rem;
  }

  /* フッター */
  .site-footer__inner {
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
  }

  .archive-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }

  /* モバイル固定バー非表示 */
  .mobile-footer-bar {
    display: none;
  }
}

/* 固定バー分のbody余白（モバイルのみ） */
@media (max-width: 1023px) {
  body {
    padding-bottom: 56px;
  }
}

/* WordPress ブロックエディタ対応 */
.wp-block-image img {
  border-radius: var(--radius);
}

.entry-content > * + * {
  margin-top: 1.5em;
}

.entry-content h2 {
  margin-top: 2em;
  margin-bottom: 0.5em;
}

.entry-content h3 {
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}

.entry-content ul,
.entry-content ol {
  padding-left: 1.5em;
}

.entry-content ul {
  list-style: disc;
}

.entry-content ol {
  list-style: decimal;
}

.entry-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: 16px 20px;
  background: var(--color-bg-alt);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.5em 0;
}

/* 印刷時 */
@media print {
  .site-header,
  .mobile-footer-bar,
  .cta-section {
    display: none;
  }

  body {
    padding-bottom: 0;
  }
}