/* ==========================================================================
   Concept D - Main Chapter (Plan B Editorial Design)
   ========================================================================== */

:root {
  --bg-primary: #F8FAF7;
  --bg-white: #FFFFFF;
  --bg-card: #FFFFFF;
  --border-light: #E2E8E0;
  --border-dark: #111111;
  --text-dark: #111812;
  --text-body: #374139;
  --text-muted: #6B776E;
  /* カラーパレット連動変数 (5色対応) */
  --stroke-color: #2D5A27;
  --theme-accent: var(--stroke-color, #008824);
  --theme-accent-hover: #1b4318;
  --theme-accent-light: #EAF3E8;
  --theme-ruler-color: rgba(45, 90, 39, 0.45);
  --theme-shadow-color: rgba(45, 90, 39, 0.25);
  --accent-green: var(--theme-accent);
  --accent-green-hover: var(--theme-accent-hover);
  --accent-light-green: var(--theme-accent-light);
  --accent-lime: #10B981;
  /* 明朝体を排除し、モダンな角ゴシックに統一 */
  --font-serif: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-sans: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.12);
}

/* sticky を阻害しない横スクロール防止 */
html, body {
  overflow-x: clip !important;
}

.mono {
  font-family: var(--font-mono);
}


/* ==========================================================================
   4. Main Layout Container (B案 準拠背景 #F8FAF7)
   ========================================================================== */
.main-chapter-outer {
  background-color: var(--bg-primary); /* #F8FAF7 */
  width: 100%;
  position: relative;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  /* sticky 追従を完全機能させるため overflow: hidden は設定しない */
}

/* B案準拠: 明確で見やすい方眼格子＆左右点線定規ルーラー（重要バナーの上の線から確実に表示） */
.main-chapter-bg-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

.parallax-ruler-v {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 3px;
  background: repeating-linear-gradient(
    to bottom,
    var(--theme-ruler-color, rgba(0, 136, 36, 0.6)) 0px,
    var(--theme-ruler-color, rgba(0, 136, 36, 0.6)) 3px,
    transparent 3px,
    transparent 22px
  );
  z-index: 1;
  transition: background 0.4s ease;
}

.ruler-left {
  left: 32px;
}

.ruler-right {
  right: 32px;
}

.parallax-grid-lines {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(to right, rgba(0, 0, 0, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.08) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: 1;
}

.main-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px 0 40px;
  position: relative;
  z-index: 2;
}

@media (max-width: 640px) {
  .main-wrapper {
    padding: 0 20px 100px 20px;
  }
}


/* ==========================================================================
   6. Urgent Notice Banner (スクロール後に上品に出現)
   ========================================================================== */
.container-inner {
  padding-top: 84px;
}

.editorial-news-banner {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--accent-green);
  padding: 20px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.editorial-news-banner:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent-green);
}

.banner-left-group {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.news-badge-black {
  background: var(--accent-green);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
}

.banner-title-text {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-dark);
}

.banner-view-btn {
  background: #F3F6F2;
  border: 1px solid var(--border-light);
  color: var(--text-dark);
  font-size: 13px;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 9999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.banner-view-btn:hover {
  background: var(--text-dark);
  color: #FFFFFF;
}

/* ==========================================================================
   7. News Section & Dynamic Items
   ========================================================================== */
.news-section-wrap {
  margin-top: 48px;
  padding-bottom: 20px;
}

.news-head-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 12px;
}

.news-heading {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--text-dark);
}

.news-sub-note {
  font-size: 12px;
  color: var(--text-muted);
}

.news-list-container {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-light);
  border-radius: 12px;
  background: var(--bg-white);
  overflow: hidden;
}

.editorial-news-item {
  display: grid;
  grid-template-columns: 110px 100px 1fr 40px;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
  transition: background-color 0.2s, padding-left 0.2s;
  text-decoration: none;
  color: inherit;
}

.editorial-news-item:last-child {
  border-bottom: none;
}

.editorial-news-item:hover {
  background-color: #F6FAF4;
  padding-left: 28px;
}

.news-item-date {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
}

.news-item-tag {
  font-size: 11px;
  font-weight: 700;
  text-align: center;
  padding: 3px 10px;
  border-radius: 9999px;
  background: #F3F4F6;
  color: var(--text-body);
  display: inline-block;
  width: fit-content;
}

.news-item-tag.tag-important {
  background: #DCFCE7;
  color: #15803D;
}

.news-item-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-dark);
}

.news-item-arrow {
  color: var(--text-muted);
  font-size: 18px;
  text-align: right;
  transition: transform 0.2s, color 0.2s;
}

.editorial-news-item:hover .news-item-arrow {
  transform: translateX(4px);
  color: var(--accent-green);
}

@media (max-width: 768px) {
  .editorial-news-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 16px 20px;
  }
  .news-item-arrow {
    display: none;
  }
}

/* ==========================================================================
   8. Two-Column Split Sections (ARCH Style)
   ========================================================================== */
.split-section {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 60px;
  padding: 96px 0;
  border-bottom: 1px solid var(--border-light);
  align-items: start;
}

@media (max-width: 920px) {
  .split-section {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 64px 0;
  }
}

.section-label-col {
  position: -webkit-sticky;
  position: sticky;
  top: 100px;
  height: fit-content;
  align-self: start;
  z-index: 5;
}

.section-num {
  font-size: 13px;
  color: var(--theme-accent);
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-bottom: 10px;
  transition: color 0.3s ease;
}

.section-heading-large {
  font-size: clamp(24px, 2.8vw, 32px);
  font-weight: 800;
  line-height: 1.35;
  color: var(--text-dark);
  margin-bottom: 16px;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.text-nowrap {
  white-space: nowrap;
  display: inline-block;
}

.section-label-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

.section-content-col {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

/* Feature Numbered Cards */
.editorial-feature-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 36px 40px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.25s, transform 0.25s;
}

.editorial-feature-card:hover {
  border-color: var(--accent-green);
  transform: translateY(-2px);
}

.feature-index {
  font-size: 14px;
  color: var(--accent-green);
  font-weight: 800;
  display: inline-block;
  margin-bottom: 10px;
}

.feature-h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 12px;
  line-height: 1.4;
}

.feature-body {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.85;
}

/* Quote Box */
.quote-box {
  background: #F3F6F2;
  border-left: 4px solid var(--accent-green);
  border-radius: 8px;
  padding: 28px 32px;
}

.quote-text {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.65;
  margin-bottom: 10px;
}

.quote-author {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.75;
}

/* Thesis Items Grid */
.subsection-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-dark);
  margin-top: 10px;
}

.thesis-editorial-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.thesis-item {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 22px 26px;
  transition: border-color 0.2s, transform 0.2s;
}

.thesis-item:hover {
  border-color: var(--accent-green);
  transform: translateY(-2px);
}

.thesis-category {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--accent-green);
  background: var(--accent-light-green);
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 8px;
}

.thesis-item h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.thesis-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Editorial Standard Card */
.editorial-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   9. Text Mining Interactive Simulator (体験デモ)
   ========================================================================== */
.demo-editorial-box {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  padding: 32px 36px;
  box-shadow: var(--shadow-sm);
}

.demo-preset-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.preset-label {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-muted);
}

.preset-pill {
  background: #F3F4F6;
  border: 1px solid var(--border-light);
  color: var(--text-body);
  font-size: 12.5px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.2s;
}

.preset-pill:hover {
  background: #E5E7EB;
}

.preset-pill.active {
  background: var(--accent-green);
  color: #FFFFFF;
  border-color: var(--accent-green);
}

.demo-input-wrap {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mining-textarea {
  box-sizing: border-box;
  width: 100%;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 14px 18px;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-dark);
  background: #FAFCFA;
  resize: vertical;
  transition: border-color 0.2s, background-color 0.2s;
}

.mining-textarea:focus {
  outline: none;
  border-color: var(--accent-green);
  background: #FFFFFF;
}

.mining-action-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.mining-hint {
  font-size: 12px;
  color: var(--text-muted);
}

.btn-black-sm {
  background: var(--text-dark);
  color: #FFFFFF;
  font-size: 13.5px;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 9999px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
}

.btn-black-sm:hover {
  background: var(--accent-green);
  transform: translateY(-1px);
}

/* Results Panel */
.mining-results-panel {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px dashed var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.result-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.result-block-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: var(--text-dark);
}

.block-num {
  font-size: 12px;
  color: var(--accent-green);
  font-weight: 700;
}

.legend-row {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 11.5px;
}

.legend-badge {
  padding: 3px 10px;
  border-radius: 4px;
  font-weight: 700;
}

.badge-noun { background: #E0F2FE; color: #0369A1; }
.badge-verb { background: #DCFCE7; color: #15803D; }
.badge-adj  { background: #FEF3C7; color: #B45309; }
.badge-other { background: #F3F4F6; color: #4B5563; }

.tokens-flow-box {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 16px;
  background: #F8FAF7;
  border-radius: 8px;
  border: 1px solid var(--border-light);
  min-height: 60px;
}

.token-chip {
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: transform 0.15s;
}

.token-chip:hover {
  transform: scale(1.05);
}

.token-pos-tag {
  font-size: 10px;
  opacity: 0.7;
}

/* Frequency Bars */
.freq-bars-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.freq-bar-item {
  display: grid;
  grid-template-columns: 80px 1fr 50px;
  align-items: center;
  gap: 12px;
  font-size: 13px;
}

.freq-word {
  font-weight: 700;
  color: var(--text-dark);
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.freq-bar-bg {
  background: #E5E7EB;
  border-radius: 9999px;
  height: 10px;
  overflow: hidden;
}

.freq-bar-fill {
  background: var(--accent-green);
  height: 100%;
  border-radius: 9999px;
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.freq-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  text-align: right;
}

/* Mini Report Block */
.report-block {
  background: #F0FDF4;
  border: 1px solid #BBF7D0;
  border-radius: 10px;
  padding: 18px 22px;
}

.mini-report-content {
  font-size: 14px;
  color: #166534;
  line-height: 1.8;
}

.mini-report-content ul {
  padding-left: 20px;
  margin-top: 6px;
}

.mini-report-content li {
  margin-bottom: 4px;
}

/* ==========================================================================
   10. Student Voice / Interview Grid (拡張性抜群のカードグリッド)
   ========================================================================== */
.interview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.interview-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s, transform 0.2s;
}

.interview-card:hover {
  border-color: var(--accent-green);
  transform: translateY(-2px);
}

.interview-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.interview-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #DCFCE7;
  color: #15803D;
  font-weight: 800;
  font-size: 17px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.interview-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dark);
  display: block;
}

.interview-meta {
  font-size: 11.5px;
  color: var(--text-muted);
  display: block;
}

.interview-q {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--accent-green);
}

.interview-a {
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.7;
}

.interview-placeholder {
  border: 2px dashed var(--border-light);
  background: transparent;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px 24px;
}

.placeholder-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.placeholder-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #F3F4F6;
  color: var(--text-muted);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.placeholder-inner strong {
  font-size: 14px;
  color: var(--text-dark);
}

.placeholder-inner p {
  font-size: 12.5px;
  color: var(--text-muted);
  max-width: 200px;
}

/* ==========================================================================
   11. Schedule Table
   ========================================================================== */
.schedule-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  overflow: hidden;
}

.schedule-table th, .schedule-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.schedule-table th {
  background: #F3F6F2;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}

.schedule-table td {
  font-size: 14.5px;
}

/* ==========================================================================
   12. FAQ Accordion (HTML5 Native details/summary による100%確実な開閉)
   ========================================================================== */
.editorial-faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

details.editorial-faq {
  border: 1px solid var(--border-light);
  border-radius: 12px;
  background: var(--bg-white);
  overflow: hidden;
  padding: 0 !important;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

details.editorial-faq:hover {
  border-color: rgba(0, 136, 36, 0.4);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.03);
}

details.editorial-faq[open] {
  border-color: var(--accent-green);
  box-shadow: var(--shadow-sm);
}

summary.editorial-faq-q {
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-dark);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background-color 0.2s ease;
}

summary.editorial-faq-q:hover {
  background-color: #FAFCFA;
}

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

.faq-icon {
  font-size: 22px;
  font-weight: 300;
  color: var(--accent-green);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-block;
  line-height: 1;
  margin-left: 12px;
  flex-shrink: 0;
}

details.editorial-faq[open] .faq-icon {
  transform: rotate(45deg);
}

.editorial-faq-a {
  padding: 0 24px 22px 24px !important;
  color: var(--text-body);
  font-size: 15px;
  line-height: 1.85;
  max-height: none !important;
  overflow: visible !important;
  opacity: 1 !important;
  animation: faqFadeIn 0.25s ease-out forwards;
}

@keyframes faqFadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   13. Final CTA Section (全幅・明るいエディトリアルクロージング)
   ========================================================================== */
.final-cta-section {
  margin-top: 50px;
  margin-bottom: 0;
  width: 100%;
}

.final-cta-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 44px 36px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  background-image: 
    radial-gradient(circle at 100% 0%, rgba(0, 136, 36, 0.06) 0%, transparent 45%),
    radial-gradient(circle at 0% 100%, rgba(0, 136, 36, 0.04) 0%, transparent 45%);
}

.cta-meta-tag {
  font-size: 12px;
  letter-spacing: 2.5px;
  color: var(--accent-green);
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-headline {
  font-size: clamp(24px, 3.2vw, 36px);
  font-weight: 900;
  color: var(--text-dark);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  line-height: 1.35;
}

.cta-lead {
  color: var(--text-body);
  font-size: 15.5px;
  line-height: 1.85;
  max-width: 660px;
  margin: 0 auto 36px auto;
}

.cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
}

.cta-btn-primary {
  background: var(--accent-green);
  color: #FFFFFF !important;
  font-weight: 700;
  font-size: 15.5px;
  padding: 16px 40px;
  border-radius: 9999px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 16px rgba(0, 136, 36, 0.25);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.cta-btn-primary:hover {
  background: var(--accent-green-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 136, 36, 0.35);
}

.cta-btn-primary.is-disabled {
  background: #E5E7EB !important;
  color: #9CA3AF !important;
  box-shadow: none !important;
  cursor: not-allowed !important;
  pointer-events: none !important;
  transform: none !important;
}


@media (max-width: 640px) {
  .final-cta-section {
    margin-top: 50px;
  }
  .final-cta-card {
    padding: 40px 24px;
  }
  .cta-btn-primary {
    width: 100%;
    justify-content: center;
  }
}

/* ==========================================================================
   14. Footer & Monochrome SNS Icons
   ========================================================================== */
.editorial-footer {
  padding: 28px 0 16px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  color: var(--text-muted);
  font-size: 14px;
}

.footer-sns-group {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.sns-footer-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  color: var(--text-dark);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 9999px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.sns-footer-pill svg {
  width: 14px;
  height: 14px;
  color: var(--text-dark);
  transition: color 0.2s;
}

.sns-footer-pill:hover {
  background: var(--text-dark);
  color: #FFFFFF;
  border-color: var(--text-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

.sns-footer-pill:hover svg {
  color: #FFFFFF;
}

/* スクロールによるリビールアニメーション */
.scroll-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}


/* ==========================================================================
   16. Calendar-Style Zoom-In News Modal (カレンダー風ズームイン・モーダルポップアップ)
   ========================================================================== */
.news-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100000;
  background: rgba(13, 18, 15, 0.65);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.news-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.news-modal-card {
  background: #FFFFFF;
  border-radius: 16px;
  width: 100%;
  max-width: 620px;
  max-height: 85vh;
  padding: 36px 40px;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 20px;
  /* カレンダーの日付セルを押したような、スプリング・ズームイン演出 */
  transform: scale(0.85);
  transition: transform 0.36s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.news-modal-overlay.open .news-modal-card {
  transform: scale(1);
}

.news-modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-badge-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-date {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 700;
}

.modal-tag {
  background: #DCFCE7;
  color: #15803D;
  font-size: 11.5px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 9999px;
}

.modal-close-btn {
  background: #F3F4F6;
  border: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  font-size: 20px;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.modal-close-btn:hover {
  background: var(--text-dark);
  color: #FFFFFF;
}

.modal-title-text {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.4;
}

.modal-body-scroll {
  overflow-y: auto;
  max-height: 45vh;
  padding-right: 6px;
}

.modal-detail-text {
  font-size: 15.5px;
  color: var(--text-body);
  line-height: 1.85;
  white-space: pre-line;
}

.modal-foot-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  border-top: 1px solid var(--border-light);
  padding-top: 20px;
  margin-top: 8px;
}

.modal-btn-primary {
  background: var(--accent-green);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 9999px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
}

.modal-btn-primary:hover {
  background: var(--accent-green-hover);
  transform: translateY(-1px);
}

.modal-btn-secondary {
  background: #F3F4F6;
  border: 1px solid var(--border-light);
  color: var(--text-body);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.2s;
}

.modal-btn-secondary:hover {
  background: #E5E7EB;
}

@media (max-width: 640px) {
  .news-modal-card {
    padding: 24px 20px;
  }
  .modal-title-text {
    font-size: 19px;
  }
  .modal-foot-actions {
    flex-direction: column;
  }
  .modal-btn-primary, .modal-btn-secondary {
    width: 100%;
    justify-content: center;
  }
}

/* モバイル表示時のオープニング余白調整 */
@media (max-width: 640px) {
  .opening-frame-decor {
    top: 56px;
    bottom: 20px;
    left: 16px;
    right: 16px;
  }
  .opening-skip-btn {
    top: 14px;
    right: 16px;
    padding: 6px 14px;
    font-size: 10px;
  }
  .hero-headline {
    font-size: clamp(17px, 5.2vw, 24px);
  }
  .typing-headline-wrap {
    font-size: clamp(17px, 5.2vw, 24px);
  }
}

/* ==========================================================================
   17. Motion SVG Artworks (エディトリアル・動くアートワーク演出)
   ========================================================================== */

/* --- 1. HERO: Orbit Art (ことばとデータのオービット軌道 - 大型＆多層化) --- */
.hero-layout-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 48px;
}

.hero-main-col {
  flex: 1;
  min-width: 0;
}

.hero-orbit-col {
  flex-shrink: 0;
  width: 340px;
  height: 340px;
  position: relative;
}

.hero-orbit-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.orbit-ring-outer {
  transform-origin: 170px 170px;
  animation: orbitClockwise 55s linear infinite;
}

.orbit-ring-mid {
  transform-origin: 170px 170px;
  animation: orbitCounterClockwise 36s linear infinite;
}

.orbit-ring-inner {
  transform-origin: 170px 170px;
  animation: orbitClockwise 24s linear infinite;
}

.orbit-core {
  transform-origin: 170px 170px;
  animation: corePulse 3.5s ease-in-out infinite;
}

.orbit-tag-text {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

@keyframes orbitClockwise {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes orbitCounterClockwise {
  from { transform: rotate(360deg); }
  to { transform: rotate(0deg); }
}

@keyframes corePulse {
  0%, 100% { transform: scale(1); opacity: 0.92; }
  50% { transform: scale(1.08); opacity: 1; }
}

@media (max-width: 1024px) {
  .hero-orbit-col {
    width: 280px;
    height: 280px;
  }
}

@media (max-width: 860px) {
  .hero-layout-row {
    flex-direction: column-reverse;
    gap: 32px;
  }
  .hero-orbit-col {
    width: 240px;
    height: 240px;
    margin: 0 auto;
  }
}

/* --- 2. ABOUT: Feature Card Micro Artworks (3大特徴の動く絵) --- */
.feature-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.feature-art-box {
  width: 76px;
  height: 64px;
  flex-shrink: 0;
}

.feature-art-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

/* 特徴1: 吹き出しと浮遊活字 */
.float-char-1 {
  animation: charFloatUp 2.8s ease-in-out infinite;
}

.float-char-2 {
  animation: charFloatUp 2.8s ease-in-out 0.9s infinite;
}

.float-char-3 {
  animation: charFloatUp 2.8s ease-in-out 1.8s infinite;
}

.wave-bar-1 { animation: waveBarHeight 1.6s ease-in-out infinite; }
.wave-bar-2 { animation: waveBarHeight 1.6s ease-in-out 0.4s infinite; }
.wave-bar-3 { animation: waveBarHeight 1.6s ease-in-out 0.8s infinite; }

@keyframes charFloatUp {
  0% { transform: translateY(0) scale(0.9); opacity: 0.2; }
  50% { transform: translateY(-7px) scale(1.05); opacity: 1; }
  100% { transform: translateY(-14px) scale(0.9); opacity: 0; }
}

@keyframes waveBarHeight {
  0%, 100% { transform: scaleY(0.4); }
  50% { transform: scaleY(1); }
}

/* 特徴2: データチャート＆スキャン */
.chart-bar-1 { transform-origin: bottom; animation: chartGrow 2.4s ease-in-out infinite; }
.chart-bar-2 { transform-origin: bottom; animation: chartGrow 2.4s ease-in-out 0.6s infinite; }
.chart-bar-3 { transform-origin: bottom; animation: chartGrow 2.4s ease-in-out 1.2s infinite; }
.chart-bar-4 { transform-origin: bottom; animation: chartGrow 2.4s ease-in-out 1.8s infinite; }

.scan-line-horizontal {
  animation: scanBeam 3s ease-in-out infinite;
}

@keyframes chartGrow {
  0%, 100% { transform: scaleY(0.45); }
  50% { transform: scaleY(1); }
}

@keyframes scanBeam {
  0%, 100% { transform: translateY(0); opacity: 0.3; }
  50% { transform: translateY(22px); opacity: 0.9; }
}

/* 特徴3: 対話ノード＆閃きスパークル */
.dialogue-node-left { animation: nodeBreathe 3s ease-in-out infinite; }
.dialogue-node-right { animation: nodeBreathe 3s ease-in-out 1.5s infinite; }
.dialogue-sparkle {
  transform-origin: center;
  animation: sparkleTwinkle 2.2s ease-in-out infinite;
}

@keyframes nodeBreathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

@keyframes sparkleTwinkle {
  0%, 100% { transform: scale(0.4) rotate(0deg); opacity: 0.3; }
  50% { transform: scale(1.2) rotate(45deg); opacity: 1; }
}

/* --- 3. RESEARCH: Quote Scan Magnifier (原稿スキャンアート) --- */
.quote-box-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.quote-text-col {
  flex: 1;
}

.quote-scan-art-box {
  width: 96px;
  height: 68px;
  flex-shrink: 0;
}

.magnifier-lens-group {
  animation: lensSweep 4.5s ease-in-out infinite;
}

.text-line-highlight {
  animation: textGlow 4.5s ease-in-out infinite;
}

@keyframes lensSweep {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(28px); }
}

@keyframes textGlow {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; stroke: var(--accent-green); }
}

@media (max-width: 640px) {
  .quote-box-inner {
    flex-direction: column-reverse;
    align-items: flex-start;
  }
  .quote-scan-art-box {
    margin-bottom: 8px;
  }
}

/* --- 4. PROFESSOR: Magic & Book Art (古書と手品アート) --- */
.prof-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
}

.prof-magic-art-box {
  width: 100px;
  height: 80px;
  flex-shrink: 0;
}

.magic-spade {
  animation: magicFlyLeft 3.6s ease-in-out infinite;
}

.magic-diamond {
  animation: magicFlyRight 3.6s ease-in-out 1.2s infinite;
}

.magic-sparkle {
  animation: magicStarRise 3.6s ease-in-out 2s infinite;
}

@keyframes magicFlyLeft {
  0% { transform: translate(0, 0) scale(0.6) rotate(0deg); opacity: 0; }
  40% { transform: translate(-10px, -16px) scale(1.05) rotate(-15deg); opacity: 1; }
  100% { transform: translate(-18px, -30px) scale(0.7) rotate(-30deg); opacity: 0; }
}

@keyframes magicFlyRight {
  0% { transform: translate(0, 0) scale(0.6) rotate(0deg); opacity: 0; }
  40% { transform: translate(12px, -16px) scale(1.05) rotate(15deg); opacity: 1; }
  100% { transform: translate(20px, -30px) scale(0.7) rotate(30deg); opacity: 0; }
}

@keyframes magicStarRise {
  0% { transform: translate(0, 0) scale(0.4); opacity: 0; }
  50% { transform: translate(0, -22px) scale(1.1); opacity: 1; }
  100% { transform: translate(0, -38px) scale(0.5); opacity: 0; }
}

/* --- 5. MEMBERS: Daily Coffee & Laptop Art (日常カフェ＆PCアート) --- */
.members-stat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 24px 0 16px 0;
}

.daily-coffee-art-box {
  width: 90px;
  height: 64px;
  flex-shrink: 0;
}

.coffee-steam-1 {
  animation: steamDrift 2.8s ease-in-out infinite;
}

.coffee-steam-2 {
  animation: steamDrift 2.8s ease-in-out 1.4s infinite;
}

.laptop-wave-line {
  stroke-dasharray: 24;
  animation: waveLineFlow 3s linear infinite;
}

@keyframes steamDrift {
  0% { transform: translateY(0) scaleX(0.8); opacity: 0.1; }
  50% { transform: translateY(-8px) scaleX(1.1); opacity: 0.8; }
  100% { transform: translateY(-18px) scaleX(0.7); opacity: 0; }
}

@keyframes waveLineFlow {
  from { stroke-dashoffset: 48; }
  to { stroke-dashoffset: 0; }
}

/* --- 6. FINAL CTA: Knowledge Ascending Book Art (知の扉アート) --- */
.final-cta-art-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.final-book-art-box {
  width: 80px;
  height: 68px;
}

.knowledge-spark-1 {
  animation: knowledgeAscend 3.2s ease-in-out infinite;
}

.knowledge-spark-2 {
  animation: knowledgeAscend 3.2s ease-in-out 1.1s infinite;
}

.knowledge-spark-3 {
  animation: knowledgeAscend 3.2s ease-in-out 2.2s infinite;
}

.book-glow {
  animation: bookGlowPulse 4s ease-in-out infinite;
}

@keyframes knowledgeAscend {
  0% { transform: translateY(0) scale(0.5); opacity: 0; }
  45% { transform: translateY(-16px) scale(1.1); opacity: 1; }
  100% { transform: translateY(-32px) scale(0.6); opacity: 0; }
}

@keyframes bookGlowPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

/* ==========================================================================
   17. GNAV Header Overrides (8 Items Visible & Perfectly Fitted)
   ========================================================================== */
.gnav__btn:nth-child(7),
.gnav__btn:nth-child(8),
.gnav__btn:nth-child(9) {
  display: block !important;
}

.gnav {
  height: 100vh !important;
  max-height: 100vh !important;
}

.gnav__inner {
  padding: 85px 5.56vw 35px 0 !important;
  gap: 0 !important;
}

.gnav__btn a {
  font-size: 1.52rem !important;
  padding: 5px 0 !important;
}

.gnav__bg {
  height: 100% !important;
}

/* ==========================================================================
   18. 04 / INTERVIEW (縦1列・ゆったり読めるエディトリアルレイアウト)
   ========================================================================== */
.interview-vertical-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
}

.interview-card {
  width: 100%;
  box-sizing: border-box;
  padding: 32px 36px;
  border-radius: 12px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.interview-card:hover {
  border-color: var(--accent-green);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.interview-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 4px;
}

.interview-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #DCFCE7;
  color: #15803D;
  font-weight: 800;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.interview-name {
  font-size: 17px;
  font-weight: 800;
  color: var(--text-dark);
}

.interview-q {
  font-size: 15px;
  font-weight: 800;
  color: var(--accent-green);
  line-height: 1.5;
}

.interview-a {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.8;
  margin: 0;
}

/* ==========================================================================
   19. 形態素解析トークン 行数制限 ＆ ポップアップモーダル
   ========================================================================== */
.tokens-flow-limited {
  max-height: 98px;
  overflow: hidden;
  position: relative;
  transition: max-height 0.3s ease;
}

.tokens-action-bar {
  display: flex;
  justify-content: flex-end;
  margin-top: 8px;
}

.btn-more-tokens {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-green);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.btn-more-tokens:hover {
  background: var(--accent-light-green);
  border-color: var(--accent-green);
}

.tokens-modal-card {
  max-width: 680px;
}

.tokens-modal-scroll {
  max-height: 55vh;
  overflow-y: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px;
  background: #F8FAF7;
  border-radius: 10px;
  border: 1px solid var(--border-light);
}

/* ==========================================================================
   20. 選考フロー 視認性大幅強化（文字サイズ拡大 ＆ 高コントラスト）
   ========================================================================== */
.flow-card {
  padding: 36px 36px !important;
}

.flow-main-title {
  font-size: 22px !important;
  font-weight: 800 !important;
  color: var(--text-dark) !important;
  margin-bottom: 24px !important;
}

.selection-steps-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.selection-step-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding-bottom: 20px;
  border-bottom: 1px solid #EEF2ED;
}

.selection-step-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.step-badge-dark {
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.08em;
  background: var(--theme-accent);
  color: #FFFFFF;
  padding: 6px 12px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 3px;
  transition: background-color 0.3s ease;
}

.step-content {
  flex: 1;
}

.step-title {
  font-size: 18px !important;
  font-weight: 800 !important;
  color: var(--text-dark) !important;
  display: block;
  line-height: 1.4;
}

.step-desc {
  font-size: 15px !important;
  font-weight: 500 !important;
  color: #222C24 !important;
  line-height: 1.75 !important;
  margin-top: 6px !important;
}

/* ==========================================================================
   21. FINAL CTA 中央配置の徹底
   ========================================================================== */
.final-cta-card {
  text-align: center !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
}

.cta-headline {
  text-align: center !important;
}

.cta-lead {
  text-align: center !important;
  margin: 0 auto 36px auto !important;
  max-width: 660px !important;
}

/* ==========================================================================
   22. GNAV メニュー 最適化（サイズ拡大・Close被り解消余白・文字拡大・SNSリンク） ＆ ロゴ等倍維持
   ========================================================================== */
/* 左上ロゴのサイズ縮小防止（本章でもアニメーション時と同じ等倍を完全維持） */
#top .header__ci.is-vartical,
.header__ci.is-vartical,
.header__ci {
  transform: none !important;
}

.gnav {
  width: 285px !important;
  max-width: 25vw !important;
  min-width: 260px !important;
  height: auto !important;
  max-height: 540px !important;
  overflow: hidden !important;
}

.gnav__btn:nth-child(7),
.gnav__btn:nth-child(8) {
  display: block !important;
}

/* メニュー全体の開閉同期アニメーション（閉じる時は背景.fillの0.25sと完全一致） */
.gnav__inner {
  grid-template-columns: 1fr !important;
  padding: 116px 36px 14px 0 !important; /* Closeの×アイコン(Y=97px)との被りを完全解消する安全マージン */
  opacity: 0;
  transform: translate3d(16px, 0, 0);
  transition: opacity 0.25s linear, transform 0.25s ease-in !important;
}

.header[data-menu-open=true] .gnav__inner {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}

.gnav__btn {
  transition: opacity 0.25s linear, transform 0.25s ease-in !important;
}

.gnav__btn a {
  padding: 4.5px 0 !important;
  font-size: 1.52rem !important;
  line-height: 1.25 !important;
}

/* 白背景のフェードインもメニューアイテム開始（0.30s〜）に同調 */
.header[data-menu-open=true] .gnav__bg .fill {
  transition-delay: .30s !important;
}

/* メニューアイテム表示タイミング（上から下へ滑らかに連動） */
.header[data-menu-open=true] .gnav__btn:nth-child(1) { transition-delay: .35s !important; }
.header[data-menu-open=true] .gnav__btn:nth-child(2) { transition-delay: .38s !important; }
.header[data-menu-open=true] .gnav__btn:nth-child(3) { transition-delay: .41s !important; }
.header[data-menu-open=true] .gnav__btn:nth-child(4) { transition-delay: .44s !important; }
.header[data-menu-open=true] .gnav__btn:nth-child(5) { transition-delay: .47s !important; }
.header[data-menu-open=true] .gnav__btn:nth-child(6) { transition-delay: .50s !important; }
.header[data-menu-open=true] .gnav__btn:nth-child(7) { transition-delay: .53s !important; display: block !important; }
.header[data-menu-open=true] .gnav__btn:nth-child(8) { transition-delay: .56s !important; display: block !important; }
.header[data-menu-open=true] .gnav__btn:nth-child(9),
.header[data-menu-open=true] .gnav__sns-item { transition-delay: .59s !important; display: flex !important; }

/* メニュー内 SNS リンクグループ（X・Instagram） - 閉じる時は一切の遅延なく即座に消去し、残像・露出表示を100%根絶 */
.gnav__sns-item,
.header:not([data-menu-open=true]) .gnav__sns-item,
.header:not([data-menu-open=true]) .gnav__sns-item *,
.header[data-menu-open="false"] .gnav__sns-item,
.header[data-menu-open="false"] .gnav__sns-item * {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  transition: none !important;
}

.gnav__sns-item {
  display: flex !important;
  justify-content: flex-end !important;
  align-items: center !important;
  gap: 12px !important;
  padding: 12px 0 28px 0 !important;
  border-top: 1px solid rgba(0, 0, 0, 0.08) !important;
  margin-top: 10px !important;
  overflow: visible !important;
  transform: translate3d(20px, 0, 0);
}

.header[data-menu-open=true] .gnav__sns-item {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
  transform: none !important;
  transition: opacity .15s linear .59s, transform .6s cubic-bezier(0,.55,.45,1) .59s !important;
}

.header[data-menu-open=true] .gnav__sns-item * {
  opacity: 1 !important;
  visibility: visible !important;
}

.gnav__sns-item .gnav__sns-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 32px !important;
  height: 32px !important;
  border-radius: 50% !important;
  background: #FFFFFF !important;
  border: 1px solid #D1D5DB !important;
  color: var(--text-dark) !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06) !important;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
  text-decoration: none !important;
  padding: 0 !important;
  line-height: 1 !important;
}

.gnav__sns-item .gnav__sns-btn:before {
  content: none !important;
}

.gnav__sns-item .gnav__sns-btn:hover {
  background: var(--theme-accent) !important;
  border-color: var(--theme-accent) !important;
  color: #FFFFFF !important;
  transform: translateY(-2px) scale(1.08) !important;
  box-shadow: 0 4px 12px var(--theme-shadow-color) !important;
}

/* ==========================================================================
   23. カラーパレット連動（表題・副題・ホバー枠線・アクセント）
   ========================================================================== */
/* 表題・セクション番号・副題・タグ */
.section-num,
.feature-index,
.block-num,
.cta-meta-tag,
.interview-q,
.faq-icon,
.btn-more-tokens {
  color: var(--theme-accent) !important;
  transition: color 0.3s ease, border-color 0.3s ease;
}

.news-badge-black,
.step-badge-dark,
.preset-pill.active,
.modal-btn-primary,
.cta-btn-primary,
.freq-bar-fill {
  background-color: var(--theme-accent) !important;
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.cta-btn-primary {
  box-shadow: 0 4px 16px var(--theme-shadow-color) !important;
}

.cta-btn-primary:hover {
  background-color: var(--theme-accent-hover) !important;
  box-shadow: 0 8px 24px var(--theme-shadow-color) !important;
}

.btn-black-sm:hover {
  background-color: var(--theme-accent) !important;
}

.banner-view-btn:hover {
  background-color: var(--theme-accent) !important;
  color: #FFFFFF !important;
}

/* 引用枠・バナーのアクセント左線＆背景 */
.quote-box {
  background-color: var(--theme-accent-light) !important;
  border-left: 4px solid var(--theme-accent) !important;
  transition: background-color 0.35s ease, border-color 0.35s ease;
}

.editorial-news-banner {
  border-left: 4px solid var(--theme-accent) !important;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.editorial-news-banner:hover {
  border-color: var(--theme-accent) !important;
  box-shadow: 0 8px 24px var(--theme-shadow-color) !important;
}

/* カーソルを当てたときの枠線（ホバー時枠線） */
.editorial-feature-card,
.interview-card,
.thesis-item,
.demo-editorial-box,
.flow-card,
details.editorial-faq,
.final-cta-card,
.editorial-news-item {
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.editorial-feature-card:hover,
.interview-card:hover,
.thesis-item:hover,
.flow-card:hover,
.final-cta-card:hover {
  border-color: var(--theme-accent) !important;
  box-shadow: 0 8px 24px var(--theme-shadow-color) !important;
}

details.editorial-faq:hover,
details.editorial-faq[open] {
  border-color: var(--theme-accent) !important;
}

.editorial-news-item:hover .news-item-arrow {
  color: var(--theme-accent) !important;
}

.mining-textarea:focus {
  border-color: var(--theme-accent) !important;
}

.btn-more-tokens:hover {
  background-color: var(--theme-accent-light) !important;
  border-color: var(--theme-accent) !important;
}

/* 5色カラーパレットの常時操作性向上 */
.color-nav {
  z-index: 9999 !important;
  pointer-events: auto !important;
}

.color-nav.is-hide {
  pointer-events: auto !important;
}

.color-nav.is-hide .color-nav__btn:before {
  transform: scaleX(1) !important;
}

/* PC表示時はメニュー内のカラーパレットは非表示（画面右端ナビを使用） */
.gnav__color-item {
  display: none !important;
}

/* ==========================================================================
   SP-RESPONSIVE: スマートフォン最適化 (max-width: 768px)
   PC表示への影響はゼロ。すべてメディアクエリ内に閉じ込める。
   ========================================================================== */
@media (max-width: 768px) {

  /* ------------------------------------------------------------------
     -1. カラーナビ: スマホ時は画面右端の常駐ボタンを非表示にし、メニュー内に統合
     ------------------------------------------------------------------ */
  #js-color-nav,
  .color-nav {
    display: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  /* メニュー全体のコンパクト化：Closeボタンとのバランスを取りつつ上に配置 */
  .gnav__inner {
    padding: 68px 28px 45px 20px !important;
    max-height: 90vh !important;
  }
  .gnav__btn a {
    padding: 2px 0 !important;
    font-size: 1.3rem !important;
    line-height: 1.2 !important;
  }
  .gnav__sns-item {
    margin-top: 6px !important;
    padding-top: 4px !important;
  }

  .gnav__color-item,
  .header:not([data-menu-open=true]) .gnav__color-item,
  .header:not([data-menu-open=true]) .gnav__color-item *,
  .header[data-menu-open="false"] .gnav__color-item,
  .header[data-menu-open="false"] .gnav__color-item * {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
    transition: none !important;
  }

  .gnav__color-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    margin-top: 6px !important;
    padding-top: 6px !important;
    padding-bottom: 16px !important;
    border-top: 1px solid rgba(0, 0, 0, 0.08) !important;
  }

  .header[data-menu-open=true] .gnav__color-item {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    transition: opacity .15s linear .59s, transform .6s cubic-bezier(0,.55,.45,1) .59s !important;
  }
  .header[data-menu-open=true] .gnav__color-item * {
    opacity: 1 !important;
    visibility: visible !important;
  }
  .gnav__color-title {
    font-family: var(--font-sans);
    font-size: 9px;
    letter-spacing: 0.16em;
    color: var(--text-muted, #777);
    margin-bottom: 6px;
    font-weight: 600;
    text-transform: uppercase;
  }
  .gnav__color-palette {
    display: flex !important;
    flex-direction: row !important;
    gap: 12px !important;
    align-items: center !important;
    padding: 4px 6px 8px 6px !important;
    overflow: visible !important;
  }
  .gnav__color-palette .color-nav__btn:before,
  .gnav__color-palette .color-nav__btn:after {
    display: none !important;
    content: none !important;
    width: 0 !important;
    height: 0 !important;
  }
  .gnav__color-palette .color-nav__btn {
    width: 22px !important;
    height: 22px !important;
    aspect-ratio: 1/1 !important;
    border-radius: 50% !important;
    border: none !important;
    outline: none !important;
    cursor: pointer !important;
    padding: 0 !important;
    transform: none !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease !important;
    box-sizing: border-box !important;
    position: relative !important;
    overflow: visible !important;
  }
  .gnav__color-palette .color-nav__btn.active {
    transform: scale(1.15) !important;
    box-shadow: 0 0 0 2px #ffffff, 0 0 0 3px var(--stroke-color, #170000) !important;
  }
  .gnav__color-palette .color-nav__btn--black { background-color: #170000 !important; }
  .gnav__color-palette .color-nav__btn--blue { background-color: #1B4353 !important; }
  .gnav__color-palette .color-nav__btn--green { background-color: #2D5A27 !important; }
  .gnav__color-palette .color-nav__btn--red { background-color: #8B1E1E !important; }
  .gnav__color-palette .color-nav__btn--yellow { background-color: #C28A14 !important; }

  /* ------------------------------------------------------------------
     -0. Scene 07: 「ここから、新しい学びがはじまる。」のスマホ見切れ完全解消
     ------------------------------------------------------------------ */
  .top-visual__blc--b07 {
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 0 20px !important;
    width: 100vw !important;
    text-align: center !important;
  }
  .top-visual__blc--b07 .top-visual__txt-blc {
    position: relative !important;
    margin-bottom: 24px !important;
    text-align: center !important;
    max-width: 90vw !important;
  }
  .top-visual__blc--b07 .top-visual__txt-blc p {
    font-size: clamp(12px, 3.6vw, 15px) !important;
    line-height: 1.8 !important;
    text-align: center !important;
  }
  .top-visual__txt-blc_02,
  #js-last-blc {
    position: relative !important;
    top: auto !important;
    right: auto !important;
    left: auto !important;
    bottom: auto !important;
    width: 90vw !important;
    max-width: 360px !important;
    margin: 0 auto !important;
    padding: 0 !important;
    text-align: center !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 5 !important;
  }
  .top-visual__copy {
    margin: 0 auto !important;
    text-align: center !important;
  }
  .top-visual__copy h3 {
    font-size: clamp(1.2rem, 5.2vw, 1.6rem) !important;
    line-height: 1.4 !important;
    letter-spacing: 0.08em !important;
    text-align: center !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }
  .top-visual__copy p {
    font-size: 11px !important;
    letter-spacing: 0.16em !important;
    margin-top: 8px !important;
    text-align: center !important;
  }

  /* ------------------------------------------------------------------
     0. ヘッダーCI: UedaSeminar と下の 13TH の中心ズレ解消
     ------------------------------------------------------------------ */
  .header__ci {
    width: auto !important;
    max-width: 200px !important;
  }
  .header__ci a {
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    justify-content: center !important;
  }
  .header__ci .ci-main {
    font-size: 15px !important;
    line-height: 1.15 !important;
    text-align: left !important;
  }
  .header__ci .ci-sub {
    font-size: 8.5px !important;
    line-height: 1.15 !important;
    letter-spacing: 0.12em !important;
    margin-top: 3px !important;
    text-align: left !important;
  }

  /* ------------------------------------------------------------------
     1. ナビゲーション: メニュー副題の左余白を確保
     ------------------------------------------------------------------ */
  .gnav__inner {
    padding-left: 20px !important;  /* 左端との距離を確保 */
    padding-bottom: 45px !important; /* カラーパレットが下端で切れないよう余白確保 */
  }

  /* ------------------------------------------------------------------
     2. ファーストビュー: NEWSティッカーの左下はみ出し修正
     ------------------------------------------------------------------ */
  .top-visual-news {
    left: 4vw !important;
    bottom: 10px !important;
    max-width: calc(100vw - 8vw) !important;
  }
  .top-visual-news__item .txt {
    white-space: normal !important;
    word-break: break-all !important;
    font-size: 0.9rem !important;
    line-height: 1.5 !important;
  }
  .top-visual-news__item time {
    font-size: 0.9rem !important;
  }

  /* ------------------------------------------------------------------
     2-B. ファーストビュー: 各シーンのテキスト配置をスマホ上部に最適化
     中央に配置されたイラストSVGと被らないようにする
     ------------------------------------------------------------------ */
  .top-visual__blc--b02,
  .top-visual__blc--b03,
  .top-visual__blc--b04,
  .top-visual__blc--b05,
  .top-visual__blc--b06 {
    justify-content: flex-start !important;
    align-items: flex-start !important;
    padding: 14vh 6vw 0 6vw !important;
    max-width: 100vw !important;
    box-sizing: border-box !important;
  }
  .top-visual__blc--b06 {
    align-items: center !important;
    text-align: center !important;
  }
  .top-visual__txt-blc {
    max-width: 90vw !important;
  }

  /* ------------------------------------------------------------------
     3. 本章: 背景の縦点線（ルーラー）を非表示
        副題・コンテンツと重なる原因
     ------------------------------------------------------------------ */
  .ruler-left,
  .ruler-right {
    display: none !important;
  }

  /* ------------------------------------------------------------------
     4. 本章: セクション副題の sticky 追従を解除
        スマホでは通常フローでそのままスクロール
     ------------------------------------------------------------------ */
  .section-label-col {
    position: static !important;
    top: auto !important;
  }

  /* ------------------------------------------------------------------
     5. 本章: 2カラムレイアウト → 縦並び + 余白縮小
     ------------------------------------------------------------------ */
  .split-section {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
    padding: 48px 0 !important;
  }

  .main-wrapper {
    padding: 0 16px 0 16px !important;
  }

  .container-inner {
    padding-top: 56px !important;
  }

  /* ------------------------------------------------------------------
     6. 本章: 見出し・本文フォントサイズの最適化
        不自然な改行を防ぐ
     ------------------------------------------------------------------ */
  .section-heading-large {
    font-size: clamp(20px, 5.5vw, 26px) !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
    margin-bottom: 10px !important;
  }

  .section-num {
    font-size: 11px !important;
    letter-spacing: 1px !important;
  }

  .section-label-desc {
    font-size: 13px !important;
  }

  .feature-h3 {
    font-size: 16px !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
    line-height: 1.5 !important;
  }

  .feature-body {
    font-size: 13.5px !important;
    line-height: 1.8 !important;
  }

  .quote-text {
    font-size: 15px !important;
    line-height: 1.6 !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }

  .quote-author {
    font-size: 13px !important;
  }

  .subsection-title {
    font-size: 15px !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }

  /* ------------------------------------------------------------------
     7. カード類: padding を縮小してスマホ幅に収める
     ------------------------------------------------------------------ */
  .editorial-feature-card {
    padding: 20px 20px !important;
    border-radius: 10px !important;
  }

  .interview-card {
    padding: 20px 20px !important;
  }

  .interview-name {
    font-size: 14px !important;
  }

  .interview-q {
    font-size: 13px !important;
  }

  .interview-a {
    font-size: 13px !important;
  }

  .thesis-item {
    padding: 16px 18px !important;
  }

  .thesis-item h4 {
    font-size: 14px !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }

  .thesis-item p {
    font-size: 12.5px !important;
  }

  .editorial-card {
    padding: 20px 20px !important;
  }

  .demo-editorial-box {
    padding: 20px 20px !important;
  }

  .flow-card {
    padding: 20px 20px !important;
  }

  /* ------------------------------------------------------------------
     8. 年間スケジュール表: 横スクロール可能に
     ------------------------------------------------------------------ */
  .schedule-table {
    display: block !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    border-radius: 10px !important;
    font-size: 12px !important;
    min-width: 0 !important;
  }

  .schedule-table th,
  .schedule-table td {
    padding: 10px 12px !important;
    font-size: 12px !important;
    white-space: nowrap !important;
  }

  /* スマホ専用: テーブルをカード形式に変換（3年がはみ出る問題を根絶） */
  .schedule-table,
  .schedule-table thead,
  .schedule-table tbody,
  .schedule-table tr {
    display: block !important;
    width: 100% !important;
    overflow-x: visible !important;
    white-space: normal !important;
  }

  /* ヘッダー行を非表示（カード形式では不要） */
  .schedule-table thead {
    display: none !important;
  }

  /* 各行をカードとして表示 */
  .schedule-table tbody tr {
    background: var(--bg-white) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: 10px !important;
    margin-bottom: 10px !important;
    padding: 14px 16px !important;
    display: block !important;
    box-shadow: var(--shadow-sm) !important;
  }

  /* 各セルをblock表示 */
  .schedule-table td {
    display: block !important;
    padding: 2px 0 !important;
    border-bottom: none !important;
    font-size: 13px !important;
    white-space: normal !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }

  /* 時期（1列目）を大きく表示 */
  .schedule-table td:first-child {
    font-size: 11px !important;
    font-weight: 700 !important;
    color: var(--accent-green) !important;
    letter-spacing: 0.05em !important;
    margin-bottom: 4px !important;
  }

  /* 行事名（2列目）を見出し風に */
  .schedule-table td:nth-child(2) {
    font-size: 15px !important;
    font-weight: 700 !important;
    color: var(--text-dark) !important;
    margin-bottom: 4px !important;
  }

  /* 内容（3列目）を本文として */
  .schedule-table td:nth-child(3) {
    font-size: 13px !important;
    color: var(--text-body) !important;
    line-height: 1.6 !important;
  }


  /* ------------------------------------------------------------------
     NEWS セクション
     ------------------------------------------------------------------ */
  .news-head-row {
    flex-direction: column !important;
    gap: 6px !important;
    align-items: flex-start !important;
  }

  .news-sub-note {
    font-size: 11px !important;
  }

  /* ------------------------------------------------------------------
     緊急バナー
     ------------------------------------------------------------------ */
  .editorial-news-banner {
    padding: 14px 16px !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 10px !important;
  }

  .banner-title-text {
    font-size: 14px !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }

  .banner-view-btn {
    width: 100% !important;
    justify-content: center !important;
  }

  /* ------------------------------------------------------------------
     デモボックス
     ------------------------------------------------------------------ */
  .mining-action-row {
    flex-direction: column !important;
    align-items: flex-start !important;
  }

  .btn-black-sm {
    width: 100% !important;
    justify-content: center !important;
  }

  /* ------------------------------------------------------------------
     FAQ
     ------------------------------------------------------------------ */
  summary.editorial-faq-q {
    font-size: 14px !important;
    padding: 16px 18px !important;
    line-height: 1.5 !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }

  .editorial-faq-a {
    font-size: 13.5px !important;
    padding: 0 18px 18px 18px !important;
  }

  /* ------------------------------------------------------------------
     選考フロー
     ------------------------------------------------------------------ */
  .step-title {
    font-size: 15px !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }

  .step-desc {
    font-size: 13.5px !important;
  }

  .selection-step-item {
    flex-direction: column !important;
    gap: 10px !important;
  }

  /* ------------------------------------------------------------------
     フッター
     ------------------------------------------------------------------ */
  .editorial-footer {
    flex-direction: column !important;
    gap: 12px !important;
    font-size: 12px !important;
  }

  /* ------------------------------------------------------------------
     CTA
     ------------------------------------------------------------------ */
  .cta-headline {
    font-size: clamp(20px, 5.5vw, 28px) !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }

  .cta-lead {
    font-size: 14px !important;
  }

  .cta-actions {
    flex-direction: column !important;
    gap: 12px !important;
  }
}

/* ==========================================================================
   SP-RESPONSIVE: 超小型スマホ追加対応 (max-width: 480px)
   ========================================================================== */
@media (max-width: 480px) {

  .main-wrapper {
    padding: 0 12px 0 12px !important;
  }

  .section-heading-large {
    font-size: clamp(18px, 5vw, 22px) !important;
  }

  .feature-h3 {
    font-size: 15px !important;
  }

  .editorial-feature-card,
  .interview-card,
  .editorial-card,
  .demo-editorial-box,
  .flow-card {
    padding: 16px 16px !important;
  }

  .schedule-table th,
  .schedule-table td {
    padding: 8px 10px !important;
    font-size: 11px !important;
  }

  summary.editorial-faq-q {
    font-size: 13px !important;
  }

  .cta-headline {
    font-size: clamp(18px, 5vw, 22px) !important;
  }
}

/* ==========================================================================
   ページ最下部の謎の空白完全消去 & 格子フッター密着化
   ========================================================================== */
html, body {
  margin: 0 !important;
  padding: 0 !important;
  background-color: var(--bg-primary, #F8FAF7) !important;
}

.contents {
  margin: 0 !important;
  padding: 0 !important;
  background-color: var(--bg-primary, #F8FAF7) !important;
}

.main-chapter-outer {
  margin-bottom: 0 !important;
  border-bottom: none !important;
  padding-bottom: 0 !important;
}

.main-wrapper {
  margin-bottom: 0 !important;
}

.editorial-footer {
  padding: 32px 0 36px 0 !important;
  margin-bottom: 0 !important;
}