/* ==========================================================================
   INDEX HERO SECTION (霧・光粒子演出)
   ========================================================================== */
.hero-wrapper {
  position: relative;
  margin-top: 62px; /* モバイルヘッダーの高さ分下げる */
  min-height: calc(100vh - 62px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  overflow: hidden;
  text-align: center;
  box-sizing: border-box;
}

/* 背景画像（霧グラデーションの前面） */
.hero-image-bg {
  position: absolute;
  inset: 0;
  background-image: url('images/hero_new_mobile.webp');
  background-size: cover;
  background-position: center center; /* モバイル画像用に中央配置 */
  /* filter: brightness(0.7) contrast(1.05); */
  z-index: 2;
}

/* 光粒子 Canvas (絶対配置化してレイアウト干渉を防止) */
.hero-particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
  pointer-events: none;
}.hero-wrapper::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 160px; /* 高さを160pxにし、グラデーションをより滑らかに */
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, var(--bg-secondary) 100%);
  z-index: 3;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 4;
  max-width: 1000px;
  padding: 0 40px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* タイトルアニメーション */
.hero-content h1 {
  font-size: clamp(30px, 5vw, 60px); /* 一回り小さく調整 */
  margin: 0 auto 24px;
  line-height: 1.35;
  letter-spacing: 0.08em;
  font-weight: 800;
  text-align: center;
  color: var(--text-dark); /* 濃いグレー (#0f172a) に変更 */
  display: block;
  width: 100%;
}

.hero-char-line {
  display: block;
  text-align: center;
  width: 100%;
  margin: 0 auto;
}

.hero-content h1 .hc {
  display: inline-block;
  opacity: 0;
  animation: hero-fade-in 1.0s ease forwards;
  animation-delay: calc(0.4s + var(--ci) * 0.08s);
}

.hero-content h1 .hc-gold {
  color: var(--accent-gold-heavy);
  display: inline-block;
  opacity: 0;
  animation: hero-fade-in 1.0s ease forwards;
  animation-delay: calc(0.4s + var(--ci) * 0.08s);
  font-size: calc(1em + 5px); /* 親のフォントサイズより5px大きく設定 */
  text-shadow: 
    0 2px 4px rgba(255, 255, 255, 0.5),
    0 4px 15px rgba(255, 255, 255, 0.3),
    0 0 20px rgba(255, 255, 255, 0.2);
}

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-num);
  font-size: clamp(11px, 1.5vw, 13px);
  font-weight: 700;
  letter-spacing: 0.4em;
  color: var(--accent-gold);
  text-transform: uppercase;
  margin-bottom: 30px;
  opacity: 0;
  animation: hero-fade-in 1s ease 0.2s forwards;
}

/* サブタイトル */
.hero-content .subtitle {
  font-size: clamp(15px, 2vw, 20px);
  line-height: 1.7; /* 2.2 から 1.7 に行間を調整 */
  color: var(--text-dark);
  max-width: 860px;
  margin: 0 auto 48px;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-align: center;
  opacity: 0;
  animation: hero-fade-in 1.2s ease 1.8s forwards;
}

.hero-content .subtitle b {
  color: var(--accent-gold-heavy);
  font-weight: 700;
}

.hero-btn-container {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 30px;
  opacity: 0;
  animation: hero-fade-in 1.2s ease 2.0s forwards;
  position: relative;
  z-index: 5;
}



/* PCでのレイアウト調整（左寄せ） */
@media (min-width: 769px) {
  .hero-wrapper {
    margin-top: 72px; /* PCヘッダーの高さ分下げる */
    justify-content: flex-start;
    text-align: left;
    height: 41.6vw; /* 画像のアスペクト比 (1024x426) に合わせて高さを設定 */
    min-height: 520px; /* テキストやボタンが収まる最小高さ */
  }

  .hero-image-bg {
    background-image: url('images/hero_new_v3.webp');
    background-position: center center; /* PCでは中央配置 */
  }

  .hero-content {
    align-items: flex-start;
    margin-left: 10%;
    max-width: 680px;
    padding: 0;
  }

  .hero-content h1 {
    text-align: left;
  }

  .hero-char-line {
    text-align: left;
    margin: 0;
  }

  .hero-content .subtitle {
    text-align: left;
    margin: 0 0 48px 0;
  }
}

/* ==========================================================================
   INDEX SPECIFIC SECTIONS
   ========================================================================== */



.why-text-block {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.why-lead-text {
  font-size: 16px;
  line-height: 2.1;
  color: var(--text-dark-muted);
  margin-bottom: 50px;
  text-align: center;
}

.bg-dark .why-lead-text {
  color: var(--text-light-muted);
}

.why-quote-block {
  border-top: none;
  padding-top: 30px;
}

.why-quote-message {
  font-family: var(--font-serif);
  font-size: clamp(20px, 3.2vw, 32px);
  line-height: 1.7;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 16px;
}

@supports (-webkit-background-clip: text) or (background-clip: text) {
  .why-quote-message {
    background-image: linear-gradient(to right, var(--accent-gold-heavy) 50%, var(--text-dark) 50%);
    background-size: 200% 100%;
    background-position: 100% 0;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: background-position 3.5s cubic-bezier(0.3, 0.1, 0.3, 1) 0.8s;
  }

  .reveal.in .why-quote-message {
    background-position: 0 0;
  }
}

.bg-dark .why-quote-message {
  color: var(--text-light);
}

@supports (-webkit-background-clip: text) or (background-clip: text) {
  .bg-dark .why-quote-message {
    background-image: linear-gradient(to right, var(--accent-gold-heavy) 50%, var(--text-light) 50%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
}



/* --- 2. Mission Vision Value (MVV) --- */
.mvv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
  perspective: 1500px;
  transform-style: preserve-3d;
}

.mvv-quote-text {
  color: var(--text-dark);
  display: inline-block;
  width: 100%;
}

#mvv-eyebrow, #mvv-desc {
  color: var(--accent-gold-heavy);
}

.mvv-card.reveal {
  opacity: 0;
  transform: translateZ(-300px) translateY(100px) rotateX(15deg) scale(0.85);
  filter: blur(8px);
  transition: opacity 1.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 1.8s cubic-bezier(0.16, 1, 0.3, 1),
              filter 1.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity, filter;
}

.mvv-card.reveal.in {
  opacity: 1;
  transform: translateZ(0) translateY(0) rotateX(0) scale(1);
  filter: blur(0);
}

.mvv-card:nth-child(1).reveal { transition-delay: 0s; }
.mvv-card:nth-child(2).reveal { transition-delay: 0.25s; }
.mvv-card:nth-child(3).reveal { transition-delay: 0.5s; }

.card-border-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
}

.card-border-rect {
  fill: none;
  stroke-width: 3px;
  stroke-dasharray: 200 800;
  stroke-dashoffset: 1200;
  opacity: 0;
  filter: drop-shadow(0 0 5px rgba(255, 222, 170, 0.8));
  transition: opacity 0.3s;
}

.mvv-card.reveal.in .card-border-rect {
  opacity: 1;
  animation: border-sparkle-flow-scroll 2.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.mvv-card:hover .card-border-rect {
  opacity: 1;
  animation: border-sparkle-flow-hover 1.4s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.mvv-card {
  background-color: var(--bg-primary);
  border: 2px solid var(--accent-gold-heavy);
  border-radius: 12px;
  padding: 50px 40px;
  text-align: center;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.bg-dark .mvv-card {
  background-color: var(--bg-primary);
  border-color: var(--accent-gold-heavy);
}

.mvv-card::before {
  content: '';
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 180px;
  height: 180px;
  background-image: url('assets/zei_icon.webp');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  pointer-events: none;
  opacity: 0.2;
  transition: transform var(--transition-smooth), opacity var(--transition-smooth);
}

.mvv-card:hover::before {
  transform: translateX(-50%) scale(1.12) rotate(6deg);
  opacity: 0.4;
}

.mvv-card:hover, .bg-dark .mvv-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-gold-heavy-hover);
}

.mvv-card:hover {
  box-shadow: 0 15px 35px rgba(181, 146, 74, 0.12), var(--shadow-md);
}

.bg-dark .mvv-card:hover {
  box-shadow: 0 15px 35px rgba(181, 146, 74, 0.2), var(--shadow-lg);
}

.mvv-icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 28px;
  display: block;
  color: var(--accent-gold-heavy);
  transition: color var(--transition-fast), transform var(--transition-smooth);
  position: relative;
  z-index: 2;
}

.mvv-card:hover .mvv-icon {
  color: var(--accent-gold-heavy-hover);
  transform: translateY(-4px) scale(1.08);
}

.value-item-header {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  position: relative;
  z-index: 2;
}

.mvv-label, .mvv-card h3, .mvv-card p, .value-list {
  position: relative;
  z-index: 2;
}

.mvv-label {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent-gold-heavy);
  text-transform: uppercase;
  margin-bottom: 24px;
  display: block;
}

.mvv-card h3 {
  font-size: clamp(20px, 2.2vw, 25px);
  letter-spacing: -0.03em;
  white-space: nowrap;
  margin-bottom: 20px;
  font-weight: 700;
  color: var(--accent-gold-heavy);
}

.mvv-card p {
  font-size: 14px;
  color: var(--text-dark-muted);
  line-height: 1.9;
}

.bg-dark .mvv-card p {
  color: var(--text-light-muted);
}

.value-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.value-item h4 {
  font-size: 22px;
  margin-bottom: 6px;
  color: var(--accent-gold-heavy);
}

.bg-dark .value-item h4 {
  color: var(--accent-gold-heavy);
}

.value-item p {
  font-size: 13.5px;
  color: var(--text-dark-muted);
}

/* --- 3. Three Pillars --- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

.pillar-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--accent-gold);
  border-radius: 16px;
  overflow: hidden;
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  height: 100%;
  box-shadow: var(--shadow-sm);
}

.pillar-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.pillar-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.pillar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.pillar-card:hover .pillar-img {
  transform: scale(1.03);
}

.pillar-media-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  color: #ffffff;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: -0.04em;
  text-align: center;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8), 0 1px 3px rgba(0, 0, 0, 0.5);
}

.pillar-body {
  padding: 36px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}

.pillar-body h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--text-dark);
  margin-bottom: 24px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 400px;
  letter-spacing: 0.1em;
}

.pillar-body h3::before,
.pillar-body h3::after {
  display: none;
}

.pillar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  width: 100%;
}

.tag-card {
  background: #ffffff;
  border: 1px solid rgba(223, 202, 159, 0.2);
  border-radius: 12px;
  padding: 16px 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-sizing: border-box;
  width: calc(50% - 6px);
  min-width: 120px;
}

.tag-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(181, 146, 74, 0.06);
  border-color: var(--accent-gold);
}

.tag-card-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold-heavy);
  margin-bottom: 8px;
  transition: transform 0.3s ease;
}

.tag-card:hover .tag-card-icon {
  transform: scale(1.08);
}

.tag-card-icon svg {
  width: 22px;
  height: 22px;
  stroke-width: 1.5;
}

.tag-card-content h4 {
  font-family: var(--font-serif);
  font-size: 14.5px;
  color: var(--text-dark);
  margin-bottom: 4px;
  font-weight: 600;
  letter-spacing: -0.02em;
  overflow-wrap: break-word;
}

.tag-card-content p {
  font-family: var(--font-sans);
  font-size: 10.5px;
  color: var(--text-dark-muted);
  line-height: 1.5;
  margin: 0;
  overflow-wrap: break-word;
}

/* 992px以下：ピラーカードが1カラム（縦並び）になり、幅が十分広いとき */
@media (max-width: 992px) {
  .pillars-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
  }
  
  .pillar-card {
    height: auto;
  }
  
  .pillar-media {
    aspect-ratio: 21/9;
  }
  
  .pillar-body {
    padding: 48px 40px;
  }
  
  .pillar-body h3 {
    font-size: 28px;
    margin-bottom: 32px;
  }
  
  .pillar-body h3::before,
  .pillar-body h3::after {
    content: '';
    display: flex;
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, rgba(181, 146, 74, 0), rgba(181, 146, 74, 0.6));
    margin: 0 20px;
  }
  
  .pillar-body h3::after {
    background: linear-gradient(to left, rgba(181, 146, 74, 0), rgba(181, 146, 74, 0.6));
  }
  
  .pillar-tags {
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
  }
  
  .tag-card {
    width: calc(33.333% - 14px);
    min-width: 250px;
    padding: 24px 20px;
  }
  
  .tag-card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
  }
  
  .tag-card-icon svg {
    width: 32px;
    height: 32px;
  }
  
  .tag-card-content h4 {
    font-size: 18px;
    margin-bottom: 8px;
  }
  
  .tag-card-content p {
    font-size: 12.5px;
  }
  
  /* 「学ぶ」：3列-2列-1列 */
  #pillar-learn .pillar-tags .tag-card:nth-child(4),
  #pillar-learn .pillar-tags .tag-card:nth-child(5) {
    width: calc(50% - 10px);
    max-width: 400px;
  }
  
  #pillar-learn .pillar-tags .tag-card:nth-child(6) {
    width: 100%;
    max-width: 400px;
  }
  
  /* 「出会う」：2列-2列 */
  #pillar-meet .pillar-tags .tag-card {
    width: calc(50% - 10px);
    max-width: 400px;
  }
  
  /* 「挑戦する」：3列-2列 */
  #pillar-challenge .pillar-tags .tag-card:nth-child(4),
  #pillar-challenge .pillar-tags .tag-card:nth-child(5) {
    width: calc(50% - 10px);
    max-width: 400px;
  }
}

/* 768px以下：スマホ等での2列整列（横並び） */
@media (max-width: 768px) {
  .pillar-tags {
    gap: 10px;
  }

  .tag-card,
  #pillar-learn .pillar-tags .tag-card,
  #pillar-learn .pillar-tags .tag-card:nth-child(4),
  #pillar-learn .pillar-tags .tag-card:nth-child(5),
  #pillar-learn .pillar-tags .tag-card:nth-child(6),
  #pillar-meet .pillar-tags .tag-card,
  #pillar-challenge .pillar-tags .tag-card,
  #pillar-challenge .pillar-tags .tag-card:nth-child(4),
  #pillar-challenge .pillar-tags .tag-card:nth-child(5) {
    width: calc(50% - 5px) !important;
    max-width: none !important;
    min-width: 0 !important;
    padding: 12px 8px;
    flex-direction: row !important;
    align-items: center !important;
    text-align: left !important;
  }

  .tag-card-icon {
    width: 24px;
    height: 24px;
    margin-bottom: 0 !important;
    margin-right: 6px !important;
    flex-shrink: 0 !important;
  }

  .tag-card-icon svg {
    width: 18px;
    height: 18px;
  }

  .tag-card-content {
    text-align: left !important;
    min-width: 0;
  }

  .tag-card-content h4 {
    font-size: 12px;
    margin-bottom: 2px;
    letter-spacing: -0.05em;
    overflow-wrap: break-word;
  }

  .tag-card-content p {
    font-size: 10.5px;
    line-height: 1.3;
    overflow-wrap: break-word;
  }
  
  .pillar-media {
    aspect-ratio: 16/9;
  }
  
  .pillar-body {
    padding: 32px 20px;
  }
  
  .pillar-body h3 {
    font-size: 22px;
    margin-bottom: 24px;
  }
  
  .pillar-body h3::before,
  .pillar-body h3::after {
    display: none;
  }
}



/* --- 4. Numbers Grid / Stats --- */
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-top: 60px;
}

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

.number-value {
  font-family: var(--font-num);
  font-size: clamp(38px, 5vw, 56px);
  font-weight: 300;
  color: var(--accent-gold-heavy);
  line-height: 1.1;
  margin-bottom: 12px;
  display: flex;
  justify-content: center;
  align-items: baseline;
}

.bg-dark .number-value {
  color: var(--accent-gold-heavy);
}

.number-value .suffix {
  font-size: clamp(14px, 2vw, 18px);
  font-weight: 600;
  color: var(--text-dark);
  margin-left: 4px;
  font-family: var(--font-sans);
}

.number-label {
  font-size: 12.5px;
  color: var(--text-dark-muted);
  line-height: 1.6;
}

.bg-dark .number-label {
  color: var(--text-light-muted);
}

/* --- 5. People / Members --- */
.people-group {
  margin-top: 80px;
}

.people-group:first-of-type {
  margin-top: 0;
}

.people-group-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 40px;
  text-align: left;
  border-bottom: 1px solid var(--line-light);
  padding-bottom: 16px;
}

.bg-dark .people-group-title {
  border-bottom-color: var(--line-dark);
}

.scroll-hint-badge {
  display: none;
}

/* 創設メンバー大元レイアウト & センタリング */
.founders-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 24px;
}

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

.founder-img-wrapper {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  margin: 0 auto 20px;
  overflow: hidden;
  border: 1px solid rgba(181, 146, 74, 0.4);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  background-color: var(--bg-secondary);
  position: relative;
}

.founder-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.founder-card h4 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-dark);
}

.founder-role {
  font-size: 11.5px;
  color: var(--text-dark-muted);
  white-space: normal;
  word-break: break-all;
}

.bg-dark .founder-img-wrapper {
  border-color: var(--line-dark);
  background-color: var(--bg-dark-card);
}

.founder-card:hover .founder-img {
  transform: scale(1.08);
}

#founder-6 .founder-img {
  transform: scale(1.35);
}

#founder-6:hover .founder-img {
  transform: scale(1.43);
}

#founder-6 .founder-role {
  letter-spacing: -0.05em;
}

#founder-15 .founder-role {
  letter-spacing: -0.08em;
}

#founder-3 .founder-img {
  transform: scale(1.2) rotate(-15deg);
}

#founder-3:hover .founder-img {
  transform: scale(1.28) rotate(-15deg);
}





.members-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 1fr;
  gap: 20px;
  margin-top: 48px;
}

.member-tile {
  background-color: var(--bg-secondary);
  border: 1px solid var(--line-light);
  border-radius: 8px;
  padding: 24px 16px;
  text-align: center;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.bg-dark .member-tile {
  background-color: var(--bg-dark-card);
  border-color: var(--line-dark);
}

.member-tile:hover {
  border-color: var(--accent-gold);
  transform: translateY(-3px);
}

.member-tile h5 {
  font-size: 13.5px;
  font-weight: 500;
  margin-bottom: 0;
  width: 100%;
}



.partner-category {
  margin-bottom: 48px;
}
.partner-category:last-child {
  margin-bottom: 0;
}
.partner-category-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent-gold-heavy);
  margin-bottom: 20px;
  text-align: center;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.partners-legend {
  display: grid;
  grid-template-columns: repeat(2, auto);
  justify-content: center;
  gap: 24px;
}

.partners-standard {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.partner-tile {
  background-color: var(--bg-primary);
  border: 1px solid var(--line-light);
  border-radius: 6px;
  padding: 14px 20px;
  box-sizing: border-box;
  overflow: hidden;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-num);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-dark-muted);
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth), color var(--transition-smooth);
}

.partner-tile img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

.bg-dark .partner-tile {
  background-color: var(--bg-dark-card);
  border-color: var(--line-dark);
  color: var(--text-light-muted);
}

.legend-tile {
  width: 280px;
  height: 90px;
  font-size: 14px;
  border-color: var(--accent-gold-glow);
  background-color: rgba(223, 202, 159, 0.03);
  box-shadow: 0 4px 20px rgba(181, 146, 74, 0.04);
}
.bg-dark .legend-tile {
  background-color: rgba(223, 202, 159, 0.01);
  border-color: rgba(223, 202, 159, 0.15);
}


.standard-tile { width: 238px; height: 76px; font-size: 12px; }

.partner-tile:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

/* YouTube Video Container */
.fes-video-container {
  display: block;
  margin: 40px auto 0;
  max-width: 800px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 15;
  background-color: #000;
}

.fes-video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  width: 100%;
}

.fes-video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* --- 6. Zeiiku Fes / Carousel --- */
.fes-marquee-wrapper {
  position: relative;
  width: 100%;
  margin: 50px 0;
}

.fes-marquee {
  width: 100%;
  overflow: hidden;
  position: relative;
  padding: 10px 0;
}

.fes-floating-voices {
  display: flex;
  justify-content: center;
  gap: 20px;
  max-width: 1200px;
  margin: 30px auto 40px;
  padding: 0 40px;
  position: relative;
  z-index: 10;
  pointer-events: auto;
}

.fes-float-card {
  position: relative;
  background: rgba(229, 236, 238, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(181, 146, 74, 0.35);
  border-radius: 12px;
  padding: 16px 20px;
  flex: 1;
  max-width: 320px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.fes-float-card:hover {
  transform: translateY(-5px) scale(1.02);
  border-color: var(--accent-gold-heavy);
  box-shadow: 0 15px 30px rgba(181, 146, 74, 0.2);
}

.fes-float-card .float-card-text {
  font-size: 13.5px;
  color: var(--text-dark);
  line-height: 1.6;
  margin-bottom: 12px;
  text-align: left;
}

.fes-float-card .float-card-author {
  font-size: 11px;
  color: var(--text-dark);
  font-weight: 600;
  text-align: right;
}

.fes-marquee-inner {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.fes-marquee:hover .fes-marquee-inner,
.fes-marquee-inner:hover,
.fes-marquee-group:hover,
.fes-marquee:hover * {
  -webkit-animation-play-state: paused !important;
  animation-play-state: paused !important;
}

.fes-marquee-group {
  display: flex;
  gap: 20px;
  padding-right: 20px;
}



.fes-tile {
  width: 320px;
  height: 200px;
  flex-shrink: 0;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-dark-lg);
  transition: transform var(--transition-smooth);
}

.fes-tile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.fes-tile:hover .fes-tile-img { transform: scale(1.06); }
.fes-tile-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.4) 0%, transparent 60%);
  transition: opacity var(--transition-fast);
}

.fes-tile:hover .fes-tile-overlay {
  background: linear-gradient(to top, rgba(0, 0, 0, 0.1) 0%, transparent 60%);
}

/* --- 7. Activities Section --- */
.activities-grid {
  display: flex;
  flex-direction: column;
  gap: 50px;
  margin-top: 50px;
}

.activity-card {
  display: flex;
  align-items: stretch;
  background-color: var(--bg-primary);
  border: 1px solid var(--line-light);
  border-radius: 12px;
  overflow: hidden;
  transition: all var(--transition-fast);
  width: 100%;
}

.activity-card:nth-child(even) { flex-direction: row-reverse; }
.activity-img-wrapper { flex: 1; width: 50%; aspect-ratio: 16/10; overflow: hidden; }
.activity-card-img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-fast); }
.activity-card:hover .activity-card-img { transform: scale(1.05); }
.activity-card-img.zoom-focus { transform: scale(1.12); }
.activity-card:hover .activity-card-img.zoom-focus { transform: scale(1.18); }

.activity-card-body {
  flex: 1;
  width: 50%;
  padding: 40px 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: left;
}

.bg-dark .activity-card {
  background-color: var(--bg-dark-card);
  border-color: var(--line-dark);
}

.activity-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.bg-dark .activity-card:hover { box-shadow: var(--shadow-dark-lg); }

.meetup-zoom-img {
  object-position: 60% center;
  animation: ken-burns-meetup 28s ease-in-out infinite alternate;
  transform-origin: 60% center;
  will-change: transform;
}

#act-meetup-wrapper { position: relative; }


.activity-label {
  font-family: var(--font-num);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}

.activity-card h4 { font-size: 20px; font-weight: 500; margin-bottom: 16px; }
.activity-card p { font-size: 14px; color: var(--text-dark-muted); line-height: 1.8; }
.bg-dark .activity-card p { color: var(--text-light-muted); }



.desktop-nowrap-perk {
  display: inline-block;
  white-space: nowrap;
  letter-spacing: -0.03em;
  font-feature-settings: "palt";
}

/* --- 9. Future & Concept --- */
.future-concept-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.future-concept-media {
  width: 100%;
  aspect-ratio: 3/4;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.future-concept-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.future-concept-content {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.concept-part { text-align: center; }
.concept-part .eyebrow { display: block; text-align: center; margin-bottom: 8px; }
.concept-part .section-title { text-align: center !important; font-size: 32px !important; margin-bottom: 24px !important; }
.concept-part .why-lead-text { text-align: center; margin: 0 auto; }
.concept-divider { width: 80%; height: 1px; background-color: var(--line-light); opacity: 0.3; margin: 10px auto; }





/* ==========================================================================
   RESPONSIVE STYLES (SP & TABLET MEDIA QUERIES)
   ※すべてのレスポンシブメディアクエリを末尾に一括集約
   ========================================================================== */

/* --- Tablet Devices (1200px以下) --- */
@media (max-width: 1200px) {
  .founders-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --- Medium Devices / Tablet (992px以下) --- */
@media (max-width: 992px) {
  .mvv-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .mvv-card h3 {
    white-space: normal;
  }
  .pillars-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .numbers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .members-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .partners-legend, .partners-standard {
    gap: 16px;
  }
  .fes-marquee-wrapper {
    margin: 30px 0;
  }
  .fes-floating-voices {
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 0 24px;
    margin: 20px auto 30px;
  }
  .fes-float-card {
    width: 100%;
    max-width: 500px;
  }

}

/* --- Smartphone Devices (768px以下) --- */
@media (max-width: 768px) {
  .hero-wrapper {
    margin-top: 0; /* 0にしてヘッダーの裏に潜り込ませ、隙間をなくす */
    width: 100%;
    max-width: none;
    min-height: 100vh; /* 画面高さ全体に広げる */
    display: flex;
    align-items: stretch; /* 縦方向にいっぱいにコンテンツエリアを広げる */
    justify-content: center;
    padding-bottom: 0; /* 下マージンは.hero-contentで制御する */
    box-sizing: border-box;
  }

  .hero-wrapper::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 65%; /* 顎の下あたりから（画面の下65%）白グラデーションを開始 */
    background: linear-gradient(
      to bottom,
      rgba(255, 255, 255, 0) 0%,
      rgba(255, 255, 255, 0.8) 50%,
      rgba(255, 255, 255, 0.95) 100%
    );
    z-index: 3;
    pointer-events: none;
    display: block;
  }

  .hero-image-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center center;
    z-index: 2;
    filter: none;
  }

  .hero-content {
    position: relative;
    z-index: 4;
    padding: 102px 24px 48px; /* ヘッダーの高さ分(62px)避けた上で上部余白(40px)を設定 */
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    box-sizing: border-box;
  }

  .hero-content h1 {
    color: var(--text-dark);
    text-shadow: none;
    margin: 0 0 auto 0; /* 下マージンをautoにして、サブタイトルとボタンを最下部に押し下げる */
    text-align: left;
    align-self: flex-start;
  }

  .hero-char-line {
    text-align: left !important;
    margin: 0;
  }

  .hero-content h1 .hc {
    color: var(--text-dark);
  }

  .hero-content h1 .hc-gold {
    color: var(--accent-gold-heavy);
    text-shadow: none;
  }

  .hero-content .subtitle {
    color: var(--text-dark);
    text-shadow: none;
    margin-bottom: 30px;
    text-align: center; /* サブタイトルは中央揃えを維持 */
  }

  .hero-content .subtitle b {
    color: var(--accent-gold-heavy);
  }

  .hero-btn-container {
    justify-content: center;
    width: 100%;
    margin-top: 24px;
  }

  .hero-btn-container .btn {
    padding: 14px 24px;
    font-size: 13px;
    width: calc(50% - 10px);
    min-width: 130px;
    text-align: center;
  }

  .founders-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 16px;
    padding: 10px 20px 24px;
    margin-left: -20px;
    margin-right: -20px;
    scrollbar-width: none;
  }
  .founders-grid::-webkit-scrollbar {
    display: none;
  }
  .founder-card {
    flex: 0 0 70%;
    max-width: 250px;
    scroll-snap-align: center;
  }
  .partners-grid-bottom {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .partners-row-top {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .people-group-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    border-bottom: 1px solid var(--line-light);
    padding-bottom: 12px;
    margin-bottom: 30px;
  }
  .people-group-header .people-group-title {
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
  }
  .scroll-hint-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-gold-heavy);
    background-color: rgba(223, 202, 159, 0.12);
    border: 1px solid rgba(181, 146, 74, 0.35);
    padding: 3px 10px;
    border-radius: 20px;
    letter-spacing: 0.05em;
    animation: scrollHintPulse 2s infinite ease-in-out;
  }
  .activities-grid {
    gap: 30px;
  }
  .activity-card, .activity-card:nth-child(even) {
    flex-direction: column;
  }
  .activity-img-wrapper, .activity-card-body {
    width: 100%;
  }
  .activity-card-body {
    padding: 30px 24px;
  }
  .activity-card h4 {
    font-size: 18px;
    margin-bottom: 12px;
  }
  .activity-card p {
    font-size: 13.5px;
  }
  .members-grid {
    margin-top: 32px;
  }
}

/* --- Mobile Small / Grid Responsive (640px以下) --- */
@media (max-width: 640px) {
  .members-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --- Extra Small Devices / Portrait SP (576px以下) --- */
@media (max-width: 576px) {
  .partners-legend, .partners-standard {
    display: flex;
    flex-direction: column; /* 全て縦に並べて表示 */
    align-items: center;
    gap: 16px;
    overflow-x: visible;
    padding-bottom: 0;
    width: 100%;
  }
  .partners-legend::before, .partners-legend::after,
  .partners-standard::before, .partners-standard::after {
    display: none;
  }
  .partners-legend::-webkit-scrollbar,
  .partners-standard::-webkit-scrollbar {
    display: none;
  }
  .legend-tile {
    flex: 0 1 auto;
    width: 220px;
    max-width: 100%;
    height: 72px;
    font-size: 12px;
  }

  .standard-tile {
    flex: 0 1 auto;
    width: 187px;
    max-width: 100%;
    height: 61px;
    font-size: 10px;
  }

}

/* --- Ultra Small Devices (480px以下) --- */
@media (max-width: 480px) {
  .hero-btn-container {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .hero-btn-container .btn {
    width: 80%;
    max-width: 280px;
  }

  .numbers-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

/* --- Desktop Scaling Optimization --- */
@media (min-width: 769px) {
  .future-concept-grid {
    grid-template-columns: 4.5fr 5.5fr;
    gap: 60px;
  }
}

/* ==========================================================================
   ⑩ CTA SPLIT PANELS (TARGET PATHWAYS)
   ========================================================================== */
.cta-split-wrapper {
  display: flex;
  width: 100%;
  min-height: 520px;
  overflow: hidden;
  position: relative;
  z-index: 10;
}

.cta-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 80px 8%;
  color: var(--text-light);
  position: relative;
  overflow: hidden;
  text-align: left;
  text-decoration: none;
  box-sizing: border-box;
  transition: background var(--transition-fast);
}

.cta-panel:hover {
  background-blend-mode: overlay;
  background-color: rgba(255, 255, 255, 0.03);
}

/* 経営者向けパネル背景 */
.cta-panel-keieisha {
  position: relative;
  z-index: 1;
  background: none !important;
  border-right: 1px solid rgba(223, 202, 159, 0.15);
}

.cta-panel-keieisha::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('images/keieisha_hero_edited.webp');
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  z-index: -2;
  filter: none; /* 通常時はフィルターなし */
  transition: transform var(--transition-smooth), filter var(--transition-smooth);
}

.cta-panel-keieisha::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 20, 28, 0.92) 0%, rgba(20, 30, 45, 0.96) 100%);
  z-index: -1;
  transition: opacity var(--transition-smooth);
}

.cta-panel-keieisha:hover::before,
.cta-panel-keieisha:active::before {
  transform: scale(1.06);
  filter: sepia(0.6) hue-rotate(-10deg) contrast(1.1) saturate(0.9) brightness(0.85); /* ホバーまたはタップした後にブロンズ風フィルターを適用 */
}

.cta-panel-keieisha:hover::after,
.cta-panel-keieisha:active::after {
  opacity: 0.45;
}

/* 税理士向けパネル背景 */
.cta-panel-zeirishi {
  position: relative;
  z-index: 1;
  background: none !important;
}

.cta-panel-zeirishi::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('images/zeirishi_hero_2.webp');
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  z-index: -2;
  filter: none; /* 通常時はフィルターなし */
  transition: transform var(--transition-smooth), filter var(--transition-smooth);
}

.cta-panel-zeirishi::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(23, 30, 42, 0.92) 0%, rgba(15, 20, 28, 0.96) 100%);
  z-index: -1;
  transition: opacity var(--transition-smooth);
}

.cta-panel-zeirishi:hover::before,
.cta-panel-zeirishi:active::before {
  transform: scale(1.06);
  filter: sepia(0.6) hue-rotate(-10deg) contrast(1.1) saturate(0.9) brightness(0.85); /* ホバーまたはタップした後にブロンズ風フィルターを適用 */
}

.cta-panel-zeirishi:hover::after,
.cta-panel-zeirishi:active::after {
  opacity: 0.45;
}

.cta-panel .eyebrow {
  margin-bottom: 20px;
  padding-left: 0;
}

.cta-panel .eyebrow::before {
  display: none;
}

.cta-panel h3 {
  font-size: clamp(22px, 2.5vw, 32px);
  color: var(--text-light);
  line-height: 1.45;
  margin-bottom: 18px;
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  z-index: 2;
}

.cta-panel p {
  font-size: 14px;
  color: var(--text-light-muted);
  line-height: 1.85;
  margin-bottom: 36px;
  max-width: 520px;
  z-index: 2;
  transition: color var(--transition-fast);
}

.cta-panel:hover p {
  color: var(--text-light);
}

.cta-panel-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--accent-gold);
  background-color: transparent;
  border: 1px solid var(--accent-gold);
  border-radius: 24px;
  padding: 10px 24px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: all var(--transition-fast);
  z-index: 2;
  box-sizing: border-box;
}

.cta-panel-arrow svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
}

.cta-panel:hover .cta-panel-arrow {
  color: var(--bg-dark);
  background-color: var(--accent-gold);
  border-color: var(--accent-gold);
}

/* --- Responsive for SP (768px以下) --- */
@media (max-width: 768px) {
  .cta-split-wrapper {
    flex-direction: column;
    min-height: auto;
  }
  
  .cta-panel {
    width: 100%;
    min-height: 380px;
    padding: 60px 24px;
  }
  
  .cta-panel-keieisha {
    border-right: none;
    border-bottom: 1px solid rgba(223, 202, 159, 0.15);
  }
  
  .cta-panel h3 {
    font-size: 24px;
  }
  
  .cta-panel p {
    margin-bottom: 28px;
  }
}

/* Philosophy (mvv) セクション前後の背景グラデーションを無効化（単色に） */
#mvv {
  background: var(--bg-dark) !important;
}

#mvv + .section {
  background: var(--bg-primary) !important;
}

/* Fes (fes) セクション前後の背景グラデーションを無効化（単色に） */
#fes {
  background: var(--bg-dark) !important;
}

#fes + .section {
  background: var(--bg-primary) !important;
}