@charset "UTF-8";

/* =========================================
   1. Design System (Variables)
   ========================================= */
:root {
  /* Colors */
  --color-bg: #F4F4F5;
  /* Concrete Cool Gray */
  --color-bg-alt: #E4E4E7;
  /* Concrete Mid Gray */
  --color-text: #1A1A1A;
  /* Text Dark */
  --color-text-muted: #888888;

  /* Marine Blue for high-end feel */
  --color-highlight: #00526B;
  --color-highlight-light: #00698A;

  /* Ginza Gold for accents */
  --color-gold-base: #B8964E;
  --color-gold-highlight: #DBC38C;
  --color-gold-shadow: #8B6914;

  /* Typography */
  --font-serif: "Noto Serif JP", "Shippori Mincho", serif;
  --font-sans: "Noto Sans JP", "Inter", sans-serif;

  --font-size-title: clamp(3.0rem, 5.5vw, 4.2rem);
  --font-size-chapter: clamp(2.2rem, 4vw, 3.0rem);
  --font-size-section: clamp(1.8rem, 2.5vw, 2.2rem);
  --font-size-subsection: clamp(1.6rem, 2vw, 1.8rem);
  --font-size-body: 1.6rem;
  --font-size-small: 1.4rem;

  /* Spacing */
  --spacing-sm: 1.5rem;
  --spacing-md: 3rem;
  --spacing-lg: 6rem;
  --spacing-xl: 10rem;
}

/* =========================================
   2. Reset & Base Styles
   ========================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 62.5%;
  /* 1rem = 10px */
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  line-height: 1.8;
  font-size: var(--font-size-body);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

/* Headings Base Hierarchy */
h1 {
  font-family: var(--font-serif);
  font-size: var(--font-size-title);
  color: var(--color-highlight);
  font-weight: 300;
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

h2 {
  font-family: var(--font-serif);
  font-size: var(--font-size-chapter);
  color: var(--color-highlight);
  font-weight: 300;
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

h3 {
  font-family: var(--font-serif);
  font-size: var(--font-size-section);
  color: var(--color-highlight);
  font-weight: bold;
  line-height: 1.4;
  margin-bottom: 1rem;
}

h4 {
  font-family: var(--font-sans);
  font-size: var(--font-size-subsection);
  color: var(--color-highlight);
  font-weight: bold;
  line-height: 1.4;
  margin-bottom: 1rem;
}

p {
  font-size: var(--font-size-body);
  margin-bottom: 1.5rem;
}

p:last-child {
  margin-bottom: 0;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 5vw;
}

/* =========================================
   3. Utility Classes
   ========================================= */
.text-gold-gradient {
  color: var(--color-gold-base);
  background: linear-gradient(135deg, var(--color-gold-highlight), var(--color-gold-base));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Drop Caps */
.drop-cap::first-letter {
  color: var(--color-gold-base);
  font-size: 3.5em;
  float: left;
  line-height: 0.8;
  margin-right: 0.1em;
  margin-bottom: 0.1em;
  font-family: var(--font-serif);
}

.text-ultramarine {
  color: var(--color-highlight);
}

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

.text-body {
  font-size: var(--font-size-body);
  line-height: 1.8;
  color: var(--color-text);
}

.text-small {
  font-size: var(--font-size-small);
  line-height: 1.8;
  color: rgba(26, 26, 26, 0.75);
}

.text-lead {
  font-size: var(--font-size-section);
  line-height: 1.8;
  color: var(--color-highlight);
  font-weight: bold;
}

.bg-placeholder {
  background-color: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-size: var(--font-size-small);
}

.divider {
  width: 100%;
  display: flex;
  justify-content: center;
  margin: var(--spacing-lg) 0;
}

.divider__wood {
  width: 80%;
  max-width: 500px;
  height: 3px;
  position: relative;
  background: linear-gradient(to right, 
    rgba(184, 150, 78, 0) 0%, 
    rgba(184, 150, 78, 0.25) 15%, 
    rgba(219, 195, 140, 0.45) 30%,
    rgba(184, 150, 78, 0.35) 50%, 
    rgba(219, 195, 140, 0.45) 70%,
    rgba(184, 150, 78, 0.25) 85%, 
    rgba(184, 150, 78, 0) 100%
  );
  border-radius: 1.5px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-chapter);
  font-weight: 300;
  text-align: center;
  margin-bottom: var(--spacing-lg);
  letter-spacing: 0.1em;
  color: var(--color-highlight);
}

/* Custom Typography & Component Helpers */
.chapter-title-border {
  font-family: var(--font-serif);
  font-size: var(--font-size-chapter);
  color: var(--color-highlight);
  border-bottom: 2px solid var(--color-gold-base);
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
  font-weight: 400;
}

.route-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-section);
  color: var(--color-highlight);
  font-weight: bold;
  margin-bottom: var(--spacing-sm);
  border-left: 4px solid var(--color-gold-base);
  padding-left: 1rem;
}

.info-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-section);
  color: var(--color-highlight);
  font-weight: bold;
  margin-bottom: 0.8rem;
}

.qa-item {
  background: rgba(255, 255, 255, 0.45);
  padding: 2.5rem;
  border-radius: 4px;
  border: 1px solid rgba(184, 150, 78, 0.15);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.qa-q {
  font-family: var(--font-serif);
  font-size: var(--font-size-section);
  color: var(--color-highlight);
  font-weight: bold;
  margin-bottom: 1rem;
}

.card {
  text-align: center;
  background: rgba(255, 255, 255, 0.45);
  padding: 2.5rem;
  border-radius: 4px;
  border: 1px solid rgba(184, 150, 78, 0.15);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.card h4 {
  font-family: var(--font-serif);
  font-size: var(--font-size-subsection);
  color: var(--color-highlight);
  margin-top: 1rem;
  margin-bottom: 1rem;
  font-weight: bold;
}

.placeholder-status {
  font-family: var(--font-serif);
  font-size: var(--font-size-section);
  color: var(--color-highlight);
  font-weight: bold;
  margin-bottom: 1rem;
  text-align: center;
}

.placeholder-desc {
  font-size: var(--font-size-body);
  color: var(--color-text);
  text-align: center;
}

.step-title {
  font-size: var(--font-size-small);
  font-weight: bold;
  color: var(--color-highlight);
  margin-top: 0.5rem;
}

.step-desc {
  font-size: var(--font-size-small);
  color: var(--color-text);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-up {
  opacity: 0;
  transform: translateY(28px);
  animation: fadeInUp 1s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

/* =========================================
   4. Layout & Components
   ========================================= */

/* Header */
.site-header {
  padding: 0.8rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: rgba(0, 82, 107, 0.97);
  backdrop-filter: blur(6px);
  color: #fff;
  flex-wrap: wrap;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1001;
  border-bottom: 1px solid rgba(184, 150, 78, 0.25);
  transition: all 0.3s ease;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  text-decoration: none;
  color: #fff;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.site-header__icon {
  width: 3.2rem;
  height: 3.2rem;
  flex-shrink: 0;
}

.site-header__title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: bold;
  letter-spacing: 0.08em;
  color: var(--color-gold-base);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-left: auto;
}

.icon-menu {
  background: transparent;
  border: none;
  color: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 1rem;
  transition: color 0.3s;
}

.icon-menu:hover {
  color: var(--color-gold-base);
}

.icon-menu svg {
  width: 24px;
  height: 24px;
}

/* Global Nav (Full Screen) */
.global-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 82, 107, 0.97);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}

.global-nav.is-open {
  display: flex;
  animation: fadeIn 0.3s ease;
}

.global-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  text-align: center;
  font-family: var(--font-serif);
}

.global-nav__item a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 1.2rem;
  color: rgba(255, 255, 255, 0.75);
  font-size: 2.2rem;
  font-weight: 300;
  letter-spacing: 0.1em;
}

.global-nav__item a:hover {
  color: var(--color-gold-base);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  background-color: transparent;
  color: var(--color-gold-base);
  padding: 1.5rem 3.6rem;
  font-family: var(--font-sans);
  font-size: 1.6rem;
  letter-spacing: 0.15em;
  border: 1px solid var(--color-gold-base);
  cursor: pointer;
  transition: all 0.35s ease;
  text-align: center;
}

.btn-primary:hover {
  background-color: var(--color-gold-base);
  color: var(--color-highlight);
}

/* =========================================
   5. Pages - Home
   ========================================= */

/* Main Visual */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 64px;
  /* Offset for header */
  background-color: var(--color-highlight);
}

.hero__image-wrap {
  position: absolute;
  inset: 0;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  animation: zoomin 12s ease-out forwards;
}

@keyframes zoomin {
  from {
    transform: scale(1.08);
  }

  to {
    transform: scale(1.0);
  }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
      rgba(0, 82, 107, 0.6) 0%,
      rgba(0, 82, 107, 0.75) 60%,
      rgba(0, 82, 107, 0.9) 100%);
}

.hero .container {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero__copy {
  font-family: var(--font-serif);
  font-size: var(--font-size-title);
  font-weight: 300;
  letter-spacing: 0.15em;
  line-height: 1.8;
  text-align: center;
  color: #fff;
  margin-bottom: 4rem;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  animation: fadeInUp 1.5s ease 0.5s both;
}

.hero__citation {
  display: block;
  font-size: var(--font-size-small);
  margin-top: 1.5rem;
  color: rgba(255, 255, 255, 0.8);
}

.hero__actions {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 1.5s ease 0.8s both;
}

.hero__news {
  width: 100%;
  max-width: 700px;
  background: rgba(0, 82, 107, 0.6);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(184, 150, 78, 0.2);
  padding: 3rem;
  animation: fadeIn 2s ease 1.2s both;
}

.hero__news-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--color-gold-base);
  margin-bottom: 2rem;
  text-align: center;
  letter-spacing: 0.1em;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.news-list__item {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  font-size: 1.6rem;
  color: var(--color-text);
  min-height: 44px;
  align-items: center;
}

.hero__news .news-list__item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.8);
}

.news-list__item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.news-list__date {
  color: var(--color-gold-base);
  font-family: var(--font-sans);
  font-size: var(--font-size-small);
  letter-spacing: 0.1em;
  width: 100px;
}

.news-list__title {
  font-family: var(--font-sans);
  font-size: var(--font-size-body);
  color: var(--color-text);
}

.news-list__item a {
  flex: 1;
  flex-basis: 60%;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.news-list__item a:hover {
  color: var(--color-gold-base);
}

/* Nav Grid */
.nav-grid-section {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-bg-alt);
}

.nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.4rem;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 5vw;
}

.nav-grid__item {
  background-color: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 4rem 2rem;
  text-align: center;
  text-decoration: none;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  position: relative;
  overflow: hidden;
  color: var(--color-highlight);
}

.nav-grid__item-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-section);
  font-weight: 300;
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 2;
}

.nav-grid__item-icon {
  font-size: 3rem;
  color: var(--color-gold-base);
  margin-bottom: 1.5rem;
  opacity: 0.8;
  position: relative;
  z-index: 2;
  transition: transform 0.4s ease;
}

.nav-grid__item-link {
  font-size: 1.25rem;
  color: var(--color-gold-base);
  letter-spacing: 0.1em;
  position: relative;
  z-index: 2;
  margin-top: 1rem;
  transition: letter-spacing 0.3s;
}

.nav-grid__item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-gold-base);
  transform: scaleX(0);
  transition: transform 0.4s ease;
  transform-origin: left;
}

.nav-grid__item:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(26, 39, 68, 0.08);
}

.nav-grid__item:hover::before {
  transform: scaleX(1);
}

.nav-grid__item:hover .nav-grid__item-icon {
  transform: scale(1.1);
}

.nav-grid__item:hover .nav-grid__item-link {
  letter-spacing: 0.2em;
}

/* =========================================
   6. Footer
   ========================================= */
.site-footer {
  background-color: var(--color-highlight);
  color: rgba(255, 255, 255, 0.65);
  padding: var(--spacing-xl) 5vw var(--spacing-md);
  font-size: 1.6rem;
}

.site-footer__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-lg);
}

.site-footer__brand {
  margin-bottom: var(--spacing-md);
}

.site-footer__brand-title {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 300;
  color: #fff;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.site-footer__brand-info {
  line-height: 2;
  font-size: 1.6rem;
}

.site-footer__nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.footer-nav__col h4 {
  font-family: var(--font-serif);
  color: var(--color-gold-base);
  margin-bottom: 1.5rem;
  font-size: var(--font-size-subsection);
  font-weight: 400;
  letter-spacing: 0.1em;
}

.footer-nav__col ul {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-nav__col a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-nav__col a:hover {
  color: var(--color-gold-base);
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  margin-top: var(--spacing-lg);
  text-align: center;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.site-footer__bottom-links {
  display: flex;
  justify-content: center;
  gap: 2.4rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.site-footer__bottom-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 1.4rem;
  letter-spacing: 0.08em;
}

.copyright {
  font-size: 1.4rem;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.3);
}

/* =========================================
   フッター ソーシャルリンク
   MGA / Empire State Building スタイル:
   アイコンボタンが静止時は控えめ、ホバーで
   YouTube公式レッドに鮮やかに変化する。
   ========================================= */
.site-footer__social {
  display: flex;
  gap: 1.2rem;
  margin-top: 2rem;
  align-items: center;
}

/* ソーシャルアイコン 個別リンクボタン */
.footer-social__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.15);
  text-decoration: none;
  transition:
    background-color 0.3s ease,
    border-color 0.3s ease,
    transform 0.3s ease;
}

/* ホバー時: YouTube公式レッドの円形ボタンに変化 */
.footer-social__link:hover {
  background-color: var(--yt-red);
  border-color: var(--yt-red);
  transform: translateY(-2px);
}

/* フォーカス時のアウトライン */
.footer-social__link:focus-visible {
  outline: 2px solid var(--color-gold-base);
  outline-offset: 3px;
}

/* YouTube SVG: 公式モノクローム準拠
   デフォルトは不透明度0.5の白、ホバーで完全な不透明（1）の白。
   三角形部分はパス内で最初から切り抜かれているため、背景が自動的に透けます。 */
.footer-social__yt-path {
  fill: #ffffff;
  opacity: 0.5;
  transition: opacity 0.3s ease;
}

.footer-social__link:hover .footer-social__yt-path {
  opacity: 1;
}

/* アイコンサイズ: ボタン内に収まる小さめサイズ */
.footer-social__icon {
  width: 24px;
  height: 24px;
  display: block;
}


/* =========================================
   7. Responsive
   ========================================= */
@media (max-width: 900px) {
  .site-header {
    padding: 0.6rem 2rem;
  }

  .hero__copy {
    font-size: 2.8rem;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .site-footer__nav {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 600px) {
  .site-header__title {
    font-size: 1.4rem;
    letter-spacing: 0.04em;
  }

  .site-header__brand {
    gap: 0.8rem;
  }

  .site-header__icon {
    width: 2.6rem;
    height: 2.6rem;
  }
}

/* Grid layout for inner contents */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.4rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.4rem;
}

.access-route-2-container {
  max-width: calc((100% - 4.8rem) / 3 * 2 + 2.4rem);
  margin: 0 auto;
}

/* Event Card Styles */
.event-card {
  display: flex;
  align-items: center;
  gap: 2rem;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 2.5rem;
  border-radius: 4px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.event-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 39, 68, 0.06);
}

.event-card__badge {
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  background-color: var(--color-highlight);
  color: var(--color-gold-base);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: bold;
  flex-shrink: 0;
  border: 1px solid var(--color-gold-base);
}

.event-card__content {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.event-card__title {
  font-family: var(--font-serif);
  font-size: var(--font-size-section);
  color: var(--color-highlight);
  margin: 0;
  line-height: 1.4;
}

.event-card__subtitle {
  font-size: 1.3rem;
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-weight: 300;
}

.event-card__details {
  margin: 0.8rem 0 1.2rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.event-card__detail-item {
  display: flex;
  align-items: baseline;
  font-size: 1.4rem;
}

.event-card__label {
  font-weight: bold;
  color: var(--color-gold-base);
  width: 4.5rem;
  flex-shrink: 0;
  font-family: var(--font-sans);
}

.event-card__value {
  color: var(--color-text);
  margin: 0;
  font-family: var(--font-sans);
}

.event-card__desc {
  margin-top: 0.5rem;
  font-size: 1.4rem;
  line-height: 1.6;
  color: rgba(26, 26, 26, 0.8);
}

.event-card__link {
  margin-top: 1rem;
  display: inline-flex;
  align-items: center;
  color: var(--color-gold-base);
  font-size: 1.3rem;
  font-weight: bold;
  text-decoration: underline;
  min-height: 44px;
}

.event-card__link:hover {
  color: var(--color-highlight);
  text-decoration: none;
}

/* YouTubeリンク（主日礼拝カード下部）
   アイコン + 金色テキストの横並びレイアウト */
.event-card__yt-link {
  margin-top: 1.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--color-gold-base);       /* 金色フォント */
  font-family: var(--font-sans);
  font-size: 1.3rem;
  font-weight: bold;
  text-decoration: none;
  min-height: 44px;                    /* アクセシビリティ: 最小タッチターゲット */
  transition: color 0.3s ease, gap 0.3s ease;
  border-top: 1px solid rgba(184, 150, 78, 0.2);
  padding-top: 1rem;
  width: 100%;
}

.event-card__yt-link:hover {
  color: var(--color-gold-highlight);  /* ホバーで明るい金色に */
  gap: 1.2rem;                         /* アイコンを右にスライド */
}

/* YouTube アイコン: テキストに合わせて縮小 */
.event-card__yt-icon {
  width: 34px !important;              /* カード内サイズに合わせて縮小 */
  height: 24px !important;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.event-card__yt-link:hover .event-card__yt-icon {
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .access-route-2-container {
    max-width: 100%;
  }
}

@media (max-width: 600px) {
  .event-card {
    padding: 1.5rem;
    gap: 1.5rem;
  }

  .event-card__badge {
    width: 5rem;
    height: 5rem;
    font-size: 1.8rem;
  }

  .event-card__title {
    font-size: 1.6rem;
  }
}

/* Page Header Styles */
.page-header {
  padding-top: 120px;
  padding-bottom: 40px;
  text-align: center;
  background-color: var(--color-bg);
}

.page-header__title {
  font-family: var(--font-serif);
  font-size: var(--font-size-title);
  font-weight: 300;
  letter-spacing: 0.15em;
  margin: 0;
}

@media (max-width: 768px) {
  .page-header {
    padding-top: 100px;
    padding-bottom: 30px;
  }
}

/* =========================================
   8. YouTubeコンポーネント
   =========================================
   YouTube公式ブランドカラーをCSS変数として定義し、
   サイト既存の変数体系と分離して管理する。
   ========================================= */
:root {
  --yt-red: #FF0033;           /* 最新のYouTube公式レッド */
  --yt-red-subtle: rgba(255, 0, 51, 0.08); /* 背景用の極薄レッド */
}

/* -----------------------------------------
   パターンA: ホームページ用 インラインバナー型
   使用ページ: index.html（ホーム）
   ----------------------------------------- */

/* バナー全体のリンクラッパー */
.yt-banner {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.6rem 2.4rem;
  background-color: #f9f9f9;
  border-radius: 4px;
  text-decoration: none;
  color: inherit;
  transition:
    background-color 0.3s ease,
    box-shadow 0.3s ease,
    transform 0.3s ease;
  position: relative;
  overflow: hidden;
  min-height: 44px;
}

/* ホバー時: 背景を白に引き上げ、柔らかいシャドウでリフト感を演出 */
.yt-banner:hover {
  background-color: #ffffff;
  box-shadow:
    0 4px 16px rgba(0, 82, 107, 0.07),
    0 1px 4px rgba(0, 82, 107, 0.04);
  transform: translateY(-1px);
}

/* フォーカス時のアウトライン（キーボード操作のアクセシビリティ） */
.yt-banner:focus-visible {
  outline: 3px solid var(--color-highlight);
  outline-offset: 2px;
}

/* YouTubeアイコン列: アイコンが縮まないよう flex-shrink: 0 */
.yt-banner__icon-col {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* YouTubeロゴ SVGアイコン */
.yt-icon {
  width: 48px;
  height: 34px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.yt-banner:hover .yt-icon {
  transform: scale(1.08);
}

/* テキスト列: flexで中央揃えとモバイル対応 */
.yt-banner__text-col {
  flex: 1;
  min-width: 0;
}

/* メインテキスト */
.yt-banner__main-text {
  font-family: var(--font-sans);
  font-size: var(--font-size-body);
  font-weight: 400;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 0.4rem;
  word-break: break-word;
}

/* サブテキスト: 薄めのグレーで補足情報 */
.yt-banner__sub-text {
  font-family: var(--font-sans);
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* 外部リンク矢印列 */
.yt-banner__arrow-col {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-text-muted);
  transition:
    color 0.3s ease,
    transform 0.3s ease;
}

.yt-banner:hover .yt-banner__arrow-col {
  color: var(--yt-red);
  transform: translateX(3px);
}

/* 外部リンク矢印アイコン SVG */
.yt-arrow-icon {
  width: 20px;
  height: 20px;
}

/* パターンA モバイル対応 (768px未満): 縦スタック + 中央揃え */
@media (max-width: 768px) {
  .yt-banner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2.4rem 2rem;
    gap: 1.4rem;
  }

  .yt-banner__arrow-col {
    transform: rotate(90deg);
  }

  .yt-banner:hover .yt-banner__arrow-col {
    transform: rotate(90deg) translateX(3px);
  }
}

/* -----------------------------------------
   パターンB: 「教会での体験・学び」ページ用 カード型
   使用ページ: experience.html
   ----------------------------------------- */

/* カード全体のラッパー */
.yt-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  padding: 3.2rem 2.8rem;
  text-decoration: none;
  color: inherit;
  transition:
    box-shadow 0.35s ease,
    border-color 0.35s ease,
    transform 0.35s ease;
  position: relative;
  overflow: hidden;
}

/* 上部ボーダーアクセントライン（左から右へスライドイン） */
.yt-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--yt-red);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.4s ease;
}

/* カードホバー時: 上部のレッドラインを展開 + リフト */
.yt-card:hover {
  box-shadow:
    0 8px 32px rgba(0, 82, 107, 0.08),
    0 2px 8px rgba(0, 0, 0, 0.04);
  border-color: rgba(255, 0, 0, 0.2);
  transform: translateY(-3px);
}

.yt-card:hover::before {
  transform: scaleX(1);
}

/* フォーカス時のアウトライン */
.yt-card:focus-visible {
  outline: 3px solid var(--color-highlight);
  outline-offset: 2px;
}

/* YouTubeアイコン エリア（12px以上のisolation margin） */
.yt-card__icon-wrap {
  margin: 0 auto 2rem;
  padding: 1.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--yt-red-subtle);
  border-radius: 50%;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.yt-card:hover .yt-card__icon-wrap {
  background-color: rgba(255, 0, 0, 0.12);
  transform: scale(1.05);
}

/* カード内 YouTube アイコン（バナーより大きめ） */
.yt-card .yt-icon {
  width: 56px;
  height: 40px;
}

/* カード メイン見出し */
.yt-card__heading {
  font-family: var(--font-serif);
  font-size: var(--font-size-subsection);
  font-weight: 400;
  color: var(--color-highlight);
  line-height: 1.6;
  margin-bottom: 1.2rem;
  letter-spacing: 0.04em;
}

/* カード 説明テキスト */
.yt-card__description {
  font-family: var(--font-sans);
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: 2.8rem;
}

/* テキストボタン（下部CTA） */
.yt-card__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 44px;
  padding: 1rem 2.4rem;
  font-family: var(--font-sans);
  font-size: var(--font-size-small);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-highlight);
  border: 1px solid var(--color-highlight);
  border-radius: 2px;
  background: transparent;
  transition:
    background-color 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease,
    gap 0.3s ease;
}

/* カードホバー時: CTAボタン連動スタイル変化 */
.yt-card:hover .yt-card__cta {
  background-color: var(--color-highlight);
  color: #ffffff;
  border-color: var(--color-highlight);
  gap: 1rem;
}

/* CTAボタン 外部リンクアイコン */
.yt-cta-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.yt-card:hover .yt-cta-icon {
  transform: translate(2px, -2px);
}

/* -----------------------------------------
   共通: YouTube SVGアイコンのカラー定義
   ----------------------------------------- */
.yt-icon-svg-bg {
  fill: var(--yt-red);         /* 公式レッド #FF0033 固定 */
}

.yt-icon-svg-play {
  fill: #ffffff;               /* 公式ホワイト 固定 */
}