/* ============================================
   ChigiX Advisory & Insight - 和モダンメインCSS
   ============================================ */

/* ============================================
   レイアウト
   ============================================ */
.cxai-wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 48px;
}

.cxai-wrap--narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 48px;
}

.cxai-section {
  padding: 100px 48px;
  position: relative;
}

.cxai-section--surface {
  background: var(--washi-dark);
}

.cxai-section--warm {
  background: var(--washi-warm);
}

@media (max-width: 960px) {
  .cxai-wrap,
  .cxai-wrap--narrow {
    padding: 0 20px;
  }
  
  .cxai-section {
    padding: 64px 20px;
  }
}

/* ============================================
   セクションラベル
   ============================================ */
.cxai-section-label {
  font-family: var(--font-old);
  font-size: 13px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 36px;
}

.cxai-section-label::before {
  content: '';
  width: 32px;
  height: 1px;
  opacity: 0.5;
}

.cxai-section-label--shu {
  color: var(--shu);
}

.cxai-section-label--shu::before {
  background: var(--shu);
}

.cxai-section-label--kin {
  color: var(--kin);
}

.cxai-section-label--kin::before {
  background: var(--kin);
}

.cxai-section-label--ai {
  color: var(--ai);
}

.cxai-section-label--ai::before {
  background: var(--ai);
}

/* ============================================
   ヘッダー
   ============================================ */
.cxai-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 48px;
  height: 64px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(20px);
  background: rgba(245, 240, 232, 0.98);
  border-bottom: 1px solid var(--line-strong);
  box-shadow: 0 2px 8px rgba(26, 23, 20, 0.04);
}

.cxai-header__inner {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cxai-header__left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.cxai-header__logo-link {
  font-family: var(--font-mincho);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--sumi);
  text-decoration: none;
  white-space: nowrap;
}

.cxai-header__parent-link {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ai);
  text-decoration: none;
  padding: 4px 12px;
  border: 1px solid var(--ai);
  transition: all 0.3s;
  white-space: nowrap;
  opacity: 0.95;
  font-weight: 500;
}

.cxai-header__parent-link:hover {
  background: var(--ai);
  color: var(--washi);
  opacity: 1;
}

/* ナビゲーション */
.cxai-nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 0.5rem;
}

.cxai-nav-toggle__bar {
  width: 24px;
  height: 2px;
  background: var(--sumi);
  transition: all 0.3s ease;
}

.cxai-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.cxai-nav__overlay {
  display: none;
}

.cxai-nav__content {
  display: flex;
  align-items: center;
  gap: 24px;
}

.cxai-nav__close {
  display: none;
}

.cxai-nav__menu {
  display: flex;
  list-style: none;
  gap: 24px;
  margin: 0;
  padding: 0;
}

.cxai-nav__menu a {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--sumi);
  text-decoration: none;
  transition: color 0.3s;
  opacity: 0.9;
  font-weight: 500;
}

.cxai-nav__menu a:hover {
  color: var(--shu);
  opacity: 1;
}

.cxai-nav__cta {
  font-size: 12.5px;
  letter-spacing: 0.1em;
  padding: 9px 28px;
  background: var(--shu);
  color: var(--washi);
  text-decoration: none;
  transition: all 0.3s;
  font-weight: 600;
}

.cxai-nav__cta:hover {
  background: var(--sumi);
}

/* モバイルナビ */
@media (max-width: 960px) {
  .cxai-header {
    padding: 0 24px;
  }
  
  .cxai-nav-toggle {
    display: flex;
  }
  
  .cxai-nav__menu {
    display: none !important;
  }
  
  .cxai-nav.is-open .cxai-nav__overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(26, 23, 20, 0.5);
    z-index: 200;
  }
  
  .cxai-nav.is-open .cxai-nav__content {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 80%;
    max-width: 320px;
    background: var(--washi);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem;
    gap: 2rem;
    z-index: 201;
  }
  
  .cxai-nav:not(.is-open) .cxai-nav__content {
    display: none;
  }
  
  .cxai-nav__close {
    display: block;
    align-self: flex-end;
    font-size: 2rem;
    line-height: 1;
    color: var(--sumi);
  }
  
  .cxai-nav.is-open .cxai-nav__menu {
    display: flex !important;
    flex-direction: column;
    gap: 1.5rem;
    width: 100%;
  }
  
  .cxai-nav__menu a {
    display: block;
    padding: 0.5rem 0;
    font-size: 14px;
  }
  
  .cxai-nav__cta {
    width: 100%;
    text-align: center;
  }
}

/* ============================================
   フッター
   ============================================ */
.cxai-footer {
  background: var(--washi-dark);
  padding: 64px 48px;
  position: relative;
}

.cxai-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 48px;
  right: 48px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--shu), var(--kin), var(--ai), transparent);
  opacity: 0.2;
}

.cxai-footer__content {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
}

.cxai-footer__logo {
  font-family: var(--font-mincho);
  font-size: 17px;
  letter-spacing: 0.1em;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--sumi);
}

.cxai-footer__tagline {
  font-size: 14px;
  color: var(--gray-mid);
  max-width: 380px;
  line-height: 2;
  margin-bottom: 24px;
}

.cxai-footer__parent-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ai);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
  letter-spacing: 0.06em;
}

.cxai-footer__parent-link:hover {
  color: var(--shu);
}

.cxai-footer__parent-link::after {
  content: '→';
  transition: transform 0.3s;
}

.cxai-footer__parent-link:hover::after {
  transform: translateX(4px);
}

.cxai-footer__nav {
  display: flex;
  gap: 48px;
  justify-content: flex-end;
}

.cxai-footer__nav-col h4 {
  font-family: var(--font-old);
  font-size: 12px;
  letter-spacing: 0.15em;
  margin-bottom: 14px;
  font-weight: 400;
}

.cxai-footer__nav-col:nth-child(1) h4 { color: var(--shu); }
.cxai-footer__nav-col:nth-child(2) h4 { color: var(--kin); }
.cxai-footer__nav-col:nth-child(3) h4 { color: var(--ai); }

.cxai-footer__nav-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.cxai-footer__nav-col a {
  display: block;
  font-size: 14px;
  color: var(--gray-mid);
  text-decoration: none;
  line-height: 2.4;
  transition: color 0.3s;
}

.cxai-footer__nav-col a:hover {
  color: var(--sumi);
}

.cxai-footer__bottom {
  max-width: var(--max);
  margin: 48px auto 0;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--gray-warm);
  letter-spacing: 0.04em;
  text-align: center;
}

.cxai-footer__notice {
  margin-bottom: 12px;
  line-height: 1.8;
}

@media (max-width: 960px) {
  .cxai-footer {
    padding: 48px 24px;
  }
  
  .cxai-footer::before {
    left: 24px;
    right: 24px;
  }
  
  .cxai-footer__content {
    grid-template-columns: 1fr;
  }
  
  .cxai-footer__nav {
    justify-content: flex-start;
    gap: 32px;
  }
}

/* ============================================
   Hero（トップページ）
   ============================================ */
.cxai-hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 100px 0 80px;
  gap: 60px;
  max-width: var(--max);
  margin: 0 auto;
  padding-left: 48px;
  padding-right: 48px;
}

.cxai-hero__ink {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 70vw;
  height: 70vw;
  max-width: 800px;
  max-height: 800px;
  background: radial-gradient(ellipse at 60% 40%, rgba(26, 23, 20, 0.03) 0%, transparent 70%);
  border-radius: 50%;
  animation: cxaiInk 8s ease-in-out infinite;
}

@keyframes cxaiInk {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.7; }
}

.cxai-hero__nodes {
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 100%;
  overflow: hidden;
  opacity: 0.08;
}

.cxai-node {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sumi);
}

.cxai-node::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  height: 1px;
  background: linear-gradient(to right, var(--sumi), transparent);
  transform-origin: left center;
}

.cxai-node:nth-child(1) { top: 25%; right: 30%; }
.cxai-node:nth-child(1)::after { transform: rotate(35deg); width: 120px; }
.cxai-node:nth-child(2) { top: 40%; right: 15%; }
.cxai-node:nth-child(2)::after { transform: rotate(-20deg); width: 80px; }
.cxai-node:nth-child(3) { top: 55%; right: 35%; }
.cxai-node:nth-child(3)::after { transform: rotate(65deg); width: 100px; }
.cxai-node:nth-child(4) { top: 35%; right: 45%; }
.cxai-node:nth-child(4)::after { transform: rotate(-45deg); width: 90px; }
.cxai-node:nth-child(5) { top: 65%; right: 20%; }
.cxai-node:nth-child(5)::after { transform: rotate(15deg); width: 70px; }

.cxai-node-pulse {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  top: 0;
  left: 0;
  background: var(--shu);
  opacity: 0;
  animation: cxaiPulse 4s ease-in-out infinite;
}

.cxai-node:nth-child(1) .cxai-node-pulse { animation-delay: 0s; }
.cxai-node:nth-child(2) .cxai-node-pulse { animation-delay: 0.8s; }
.cxai-node:nth-child(3) .cxai-node-pulse { animation-delay: 1.6s; }
.cxai-node:nth-child(4) .cxai-node-pulse { animation-delay: 2.4s; }
.cxai-node:nth-child(5) .cxai-node-pulse { animation-delay: 3.2s; }

@keyframes cxaiPulse {
  0%, 100% { opacity: 0; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(2.5); }
}

.cxai-hero__content {
  position: relative;
  z-index: 3;
}

.cxai-hero__tag {
  font-family: var(--font-old);
  font-size: 14px;
  letter-spacing: 0.35em;
  color: var(--shu);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.cxai-hero__tag::before {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--shu);
  opacity: 0.5;
}

.cxai-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.06em;
  margin-bottom: 32px;
}

.cxai-hero__title em {
  font-style: normal;
  color: var(--shu);
  position: relative;
}

.cxai-hero__title em::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--shu);
  opacity: 0.2;
}

.cxai-hero__subtitle {
  font-family: var(--font-mincho);
  font-size: 18px;
  color: var(--kin);
  letter-spacing: 0.12em;
  margin-bottom: 24px;
  font-weight: 600;
}

.cxai-hero__description {
  font-size: 16px;
  line-height: 2.2;
  color: var(--gray-mid);
  margin-bottom: 44px;
}

.cxai-hero__description strong {
  color: var(--sumi);
  font-weight: 600;
}

.cxai-hero__cta {
  display: flex;
  gap: 24px;
  align-items: center;
}

.cxai-hero__photo {
  position: relative;
  z-index: 2;
}

.cxai-hero__photo .cxai-photo-slot {
  width: 100%;
  aspect-ratio: 4/5;
}

.cxai-hero__photo-caption {
  font-family: var(--font-mincho);
  font-size: 11px;
  color: var(--gray-warm);
  letter-spacing: 0.1em;
  margin-top: 12px;
  text-align: right;
}

@media (max-width: 960px) {
  .cxai-hero {
    grid-template-columns: 1fr;
    padding: 120px 24px 60px;
    gap: 40px;
  }
  
  .cxai-hero__photo {
    order: -1;
  }
  
  .cxai-hero__photo .cxai-photo-slot {
    aspect-ratio: 16/9;
  }
  
  .cxai-hero__cta {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .cxai-hero__nodes {
    display: none;
  }
}

/* ============================================
   Photo Slots
   ============================================ */
.cxai-photo-slot {
  background: var(--washi-dark);
  border: 1px dashed var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.cxai-photo-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cxai-photo-slot-label {
  font-family: var(--font-mincho);
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--gray-warm);
  text-align: center;
  padding: 20px;
  line-height: 1.8;
}

.cxai-photo-slot-label small {
  display: block;
  font-family: var(--font-base);
  font-size: 10px;
  color: var(--gray-warm);
  opacity: 0.6;
  margin-top: 4px;
}

/* ============================================
   ボタン
   ============================================ */
.cxai-button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 44px;
  font-size: 14.5px;
  letter-spacing: 0.1em;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-base);
}

.cxai-button--primary {
  background: var(--shu);
  color: var(--washi);
}

.cxai-button--primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--sumi);
  transform: translateX(-100%);
  transition: transform 0.4s;
}

.cxai-button--primary:hover::before {
  transform: translateX(0);
}

.cxai-button--primary span,
.cxai-button--primary svg {
  position: relative;
  z-index: 1;
}

.cxai-button--secondary {
  font-size: 14.5px;
  letter-spacing: 0.1em;
  color: var(--sumi);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color 0.3s;
  font-weight: 600;
  padding: 0;
  background: none;
}

.cxai-button--secondary:hover {
  color: var(--shu);
}

.cxai-button--secondary::after {
  content: '→';
  transition: transform 0.3s;
}

.cxai-button--secondary:hover::after {
  transform: translateX(4px);
}

.cxai-button--small {
  padding: 10px 28px;
  font-size: 12px;
}

.cxai-button--large {
  padding: 16px 40px;
  font-size: 14px;
}

/* ============================================
   About Section（トップページ内）
   ============================================ */
.cxai-about {
  padding: 100px 48px 80px;
}

.cxai-about__inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 72px;
  max-width: var(--max);
  margin: 0 auto;
  align-items: start;
}

.cxai-about__title {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 700;
  line-height: 1.75;
  letter-spacing: 0.04em;
  margin-bottom: 32px;
}

.cxai-about__title .cxai-accent-kin {
  font-family: var(--font-old);
  font-weight: 400;
}

.cxai-about__problems {
  margin-bottom: 28px;
}

.cxai-about__problems p {
  font-size: 16px;
  line-height: 2;
  color: var(--gray-mid);
  margin-bottom: 6px;
  font-family: var(--font-mincho);
  letter-spacing: 0.04em;
}

.cxai-about__lead {
  font-size: 16px;
  line-height: 2.2;
  color: var(--gray-mid);
}

.cxai-about__lead strong {
  color: var(--sumi);
  font-weight: 600;
}

.cxai-about__photo-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 40px;
}

.cxai-about__photo-strip .cxai-photo-slot {
  aspect-ratio: 3/2;
}

.cxai-about__photo-strip .cxai-photo-slot.cxai-tall {
  aspect-ratio: 2/3;
  grid-row: span 2;
}

.cxai-about__right {
  padding-top: 8px;
}

/* Pillar（3本柱） */
.cxai-pillar {
  padding: 24px 0 24px 28px;
  border-left: 2px solid var(--line);
  margin-bottom: 32px;
  transition: border-color 0.4s;
}

.cxai-pillar:nth-child(1):hover { border-color: var(--shu); }
.cxai-pillar:nth-child(2):hover { border-color: var(--kin); }
.cxai-pillar:nth-child(3):hover { border-color: var(--ai); }

.cxai-pillar:last-child {
  margin-bottom: 0;
}

.cxai-pillar__accent {
  font-family: var(--font-old);
  font-size: 12px;
  letter-spacing: 0.25em;
  margin-bottom: 4px;
}

.cxai-pillar:nth-child(1) .cxai-pillar__accent { color: var(--shu); }
.cxai-pillar:nth-child(2) .cxai-pillar__accent { color: var(--kin); }
.cxai-pillar:nth-child(3) .cxai-pillar__accent { color: var(--ai); }

.cxai-pillar__label {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}

.cxai-pillar__desc {
  font-size: 15px;
  line-height: 2;
  color: var(--gray-mid);
}

.cxai-pillar__desc em {
  font-style: normal;
  color: var(--sumi);
  font-weight: 500;
}

.cxai-pillar__example {
  margin-top: 12px;
  font-size: 13px;
  color: var(--gray-warm);
  line-height: 1.8;
  padding: 8px 12px;
  background: var(--washi-dark);
  border-left: 2px solid var(--line);
}

@media (max-width: 960px) {
  .cxai-about {
    padding: 100px 24px;
  }
  
  .cxai-about__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  
  .cxai-about__photo-strip {
    grid-template-columns: 1fr 1fr;
  }
  
  .cxai-about__photo-strip .cxai-photo-slot.cxai-tall {
    grid-row: span 1;
    aspect-ratio: 3/2;
  }
}

/* ============================================
   Pull Quote
   ============================================ */
.cxai-pull-quote {
  padding: 72px 48px;
  text-align: center;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.cxai-pull-quote__text {
  font-family: var(--font-old);
  font-size: clamp(20px, 3vw, 30px);
  line-height: 2;
  letter-spacing: 0.08em;
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  color: var(--sumi);
}

.cxai-pull-quote__text::before {
  content: '「';
  position: absolute;
  left: -44px;
  top: -14px;
  font-size: 52px;
  color: var(--shu);
  opacity: 0.15;
  font-family: var(--font-serif);
}

@media (max-width: 960px) {
  .cxai-pull-quote {
    padding: 56px 24px;
  }
  
  .cxai-pull-quote__text::before {
    left: -16px;
    font-size: 32px;
  }
}

/* ============================================
   Vision
   ============================================ */
.cxai-vision {
  padding: 100px 48px;
}

.cxai-vision__header {
  max-width: var(--max);
  margin: 0 auto 56px;
}

.cxai-vision__title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.7;
}

.cxai-vision__row {
  display: grid;
  grid-template-columns: 1.3fr 1fr 0.7fr;
  gap: 0;
  max-width: var(--max);
  margin: 0 auto;
}

.cxai-vision__item {
  padding: 40px;
  border-left: 1px solid var(--line-strong);
}

.cxai-vision__item:first-child {
  border-left: none;
  padding-left: 0;
}

.cxai-vision__num {
  font-family: var(--font-old);
  font-size: 13px;
  letter-spacing: 0.25em;
  margin-bottom: 20px;
}

.cxai-vision__item:nth-child(1) .cxai-vision__num { color: var(--shu); }
.cxai-vision__item:nth-child(2) .cxai-vision__num { color: var(--kin); }
.cxai-vision__item:nth-child(3) .cxai-vision__num { color: var(--ai); }

.cxai-vision__name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}

.cxai-vision__text {
  font-size: 15px;
  line-height: 2;
  color: var(--gray-mid);
}

.cxai-vision__text strong {
  font-weight: 600;
  color: var(--sumi);
}

.cxai-vision__example {
  margin-top: 16px;
  font-size: 13px;
  color: var(--gray-warm);
  line-height: 1.8;
  padding: 8px 12px;
  background: var(--washi-dark);
  border-left: 2px solid var(--line);
}

.cxai-vision__photo {
  max-width: var(--max);
  margin: 48px auto 0;
}

.cxai-vision__photo .cxai-photo-slot {
  width: 100%;
  aspect-ratio: 21/6;
}

@media (max-width: 960px) {
  .cxai-vision {
    padding: 80px 24px;
  }
  
  .cxai-vision__row {
    grid-template-columns: 1fr;
  }
  
  .cxai-vision__item {
    border-left: none;
    border-top: 1px solid var(--line-strong);
    padding: 32px 0;
  }
  
  .cxai-vision__item:first-child {
    border-top: none;
    padding-top: 0;
  }
}

/* ============================================
   Scope（できること/やらないこと）
   ============================================ */
.cxai-scope {
  padding: 120px 48px;
}

.cxai-scope__inner {
  max-width: var(--max);
  margin: 0 auto;
}

.cxai-scope__title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
  line-height: 1.8;
}

.cxai-scope__lead {
  font-size: 15px;
  color: var(--gray-mid);
  margin-bottom: 56px;
  font-family: var(--font-mincho);
  letter-spacing: 0.04em;
}

.cxai-scope__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
}

.cxai-scope__col-title {
  font-family: var(--font-serif);
  font-size: 19px;
  letter-spacing: 0.06em;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.cxai-scope__col-title .cxai-mark {
  font-size: 20px;
}

.cxai-scope__col-title .cxai-mark--yes {
  color: var(--shu);
}

.cxai-scope__col-title .cxai-mark--no {
  color: var(--gray-warm);
}

.cxai-scope-list {
  list-style: none;
}

.cxai-scope-list li {
  font-size: 15.5px;
  line-height: 2.4;
  color: var(--sumi);
  padding-left: 24px;
  position: relative;
}

.cxai-scope-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 18px;
  width: 10px;
  height: 1px;
}

.cxai-scope-list--can li::before {
  background: var(--shu);
}

.cxai-scope-list--can li strong {
  color: var(--shu);
  font-weight: 600;
}

.cxai-scope-list--cant li::before {
  background: var(--gray-warm);
  opacity: 0.4;
}

.cxai-scope-list--cant li {
  opacity: 0.55;
}

.cxai-scope__note {
  margin-top: 48px;
  font-size: 14px;
  color: var(--gray-mid);
  padding: 16px 24px;
  border-left: 2px solid var(--shu);
  background: var(--shu-bg);
  font-family: var(--font-mincho);
}

@media (max-width: 960px) {
  .cxai-scope {
    padding: 100px 24px;
  }
  
  .cxai-scope__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

/* ============================================
   Process
   ============================================ */
.cxai-process {
  padding: 100px 48px 120px;
  background: var(--washi-dark);
}

.cxai-process__inner {
  max-width: var(--max);
  margin: 0 auto;
}

.cxai-process__header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 72px;
  align-items: end;
}

.cxai-process__title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.8;
}

.cxai-process__lead {
  font-size: 15px;
  color: var(--gray-mid);
  text-align: right;
  font-family: var(--font-mincho);
}

.cxai-process__flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.cxai-process__flow::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--shu) 20%, var(--kin) 50%, var(--ai) 80%, transparent);
  opacity: 0.25;
}

.cxai-process__step {
  padding: 0 20px;
}

.cxai-step-num {
  width: 72px;
  height: 72px;
  border: 1px solid var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-old);
  font-size: 18px;
  color: var(--gray-mid);
  background: var(--washi-dark);
  position: relative;
  z-index: 2;
  margin-bottom: 28px;
  transition: all 0.4s;
}

.cxai-process__step:nth-child(1):hover .cxai-step-num,
.cxai-process__step:nth-child(2):hover .cxai-step-num {
  border-color: var(--shu);
  color: var(--shu);
}

.cxai-process__step:nth-child(3):hover .cxai-step-num {
  border-color: var(--kin);
  color: var(--kin);
}

.cxai-process__step:nth-child(4):hover .cxai-step-num {
  border-color: var(--ai);
  color: var(--ai);
}

.cxai-step-tag {
  font-family: var(--font-old);
  font-size: 12px;
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.cxai-process__step:nth-child(1) .cxai-step-tag,
.cxai-process__step:nth-child(2) .cxai-step-tag {
  color: var(--shu);
}

.cxai-process__step:nth-child(3) .cxai-step-tag {
  color: var(--kin);
}

.cxai-process__step:nth-child(4) .cxai-step-tag {
  color: var(--ai);
}

.cxai-step-name {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 12px;
}

.cxai-step-desc {
  font-size: 14px;
  line-height: 2.1;
  color: var(--gray-mid);
}

.cxai-process__photo {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

.cxai-process__photo .cxai-photo-slot {
  aspect-ratio: 4/3;
}

@media (max-width: 960px) {
  .cxai-process {
    padding: 100px 24px;
  }
  
  .cxai-process__header {
    grid-template-columns: 1fr;
  }
  
  .cxai-process__lead {
    text-align: left;
  }
  
  .cxai-process__flow {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  
  .cxai-process__flow::before {
    display: none;
  }
  
  .cxai-process__photo {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .cxai-process__flow {
    grid-template-columns: 1fr;
  }
  
  .cxai-process__photo {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Engagement（参画スタイル）
   ============================================ */
.cxai-engage {
  padding: 100px 48px;
}

.cxai-engage__inner {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 72px;
  max-width: var(--max);
  margin: 0 auto;
  align-items: start;
}

.cxai-engage__left {
  position: sticky;
  top: 120px;
}

.cxai-engage__title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.8;
  margin-bottom: 16px;
}

.cxai-engage__lead {
  font-size: 15px;
  color: var(--gray-mid);
  line-height: 2.2;
  margin-bottom: 28px;
}

.cxai-engage__card {
  padding: 36px 40px;
  border: 1px solid var(--line);
  margin-bottom: 16px;
  transition: all 0.35s;
  background: var(--washi);
}

.cxai-engage__card:hover {
  transform: translateX(4px);
}

.cxai-engage__card:nth-child(1):hover { border-color: var(--shu); }
.cxai-engage__card:nth-child(2):hover { border-color: var(--kin); }
.cxai-engage__card:nth-child(3):hover { border-color: var(--ai); }

.cxai-engage__card:last-child {
  margin-bottom: 0;
}

.cxai-engage__card-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 12px;
}

.cxai-engage__card-num {
  font-family: var(--font-old);
  font-size: 12px;
  letter-spacing: 0.2em;
}

.cxai-engage__card:nth-child(1) .cxai-engage__card-num { color: var(--shu); }
.cxai-engage__card:nth-child(2) .cxai-engage__card-num { color: var(--kin); }
.cxai-engage__card:nth-child(3) .cxai-engage__card-num { color: var(--ai); }

.cxai-engage__card-name {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.cxai-engage__card-desc {
  font-size: 15px;
  line-height: 2;
  color: var(--gray-mid);
  margin-bottom: 20px;
}

.cxai-engage__card-desc strong {
  color: var(--sumi);
  font-weight: 600;
}

.cxai-engage__tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.cxai-engage__tag {
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 5px 14px;
  border: 1px solid;
  font-weight: 500;
  font-family: var(--font-mincho);
}

.cxai-engage__card:nth-child(1) .cxai-engage__tag {
  border-color: var(--shu);
  color: var(--shu);
}

.cxai-engage__card:nth-child(2) .cxai-engage__tag {
  border-color: var(--kin);
  color: var(--kin);
}

.cxai-engage__card:nth-child(3) .cxai-engage__tag {
  border-color: var(--ai);
  color: var(--ai);
}

@media (max-width: 960px) {
  .cxai-engage {
    padding: 100px 24px;
  }
  
  .cxai-engage__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  
  .cxai-engage__left {
    position: static;
  }
}

/* ============================================
   News / Cases
   ============================================ */
.cxai-news {
  padding: 80px 48px 100px;
}

.cxai-news__inner {
  max-width: var(--max);
  margin: 0 auto;
}

.cxai-news__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 40px;
}

.cxai-news__title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.cxai-news__list {
  border-top: 2px solid var(--sumi);
}

.cxai-news__item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 40px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--sumi);
  transition: all 0.3s;
}

.cxai-news__item:hover {
  padding-left: 12px;
  border-bottom-color: var(--shu);
}

.cxai-news__date {
  font-family: var(--font-old);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--kin);
}

.cxai-news__text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--sumi);
}

@media (max-width: 960px) {
  .cxai-news {
    padding: 60px 24px;
  }
  
  .cxai-news__item {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

/* ============================================
   CTA
   ============================================ */
.cxai-cta {
  padding: 100px 48px;
  text-align: center;
  position: relative;
}

.cxai-cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--shu-bg) 0%, transparent 60%);
  opacity: 0.6;
}

.cxai-cta__title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4.5vw, 46px);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
  position: relative;
}

.cxai-cta__subtitle {
  font-family: var(--font-mincho);
  font-size: 17px;
  color: var(--gray-mid);
  margin-bottom: 44px;
  line-height: 2.2;
  position: relative;
  letter-spacing: 0.04em;
}

.cxai-cta__actions {
  display: flex;
  justify-content: center;
  gap: 24px;
  position: relative;
}

@media (max-width: 960px) {
  .cxai-cta {
    padding: 100px 24px;
  }
  
  .cxai-cta__actions {
    flex-direction: column;
    align-items: center;
  }
}

/* ============================================
   フェードインアニメーション
   ============================================ */
.cxai-fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.cxai-fade-in-left {
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.cxai-fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ============================================
   Cases（事例）
   ============================================ */
.cxai-cases-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  max-width: var(--max);
  margin: 0 auto;
}

.cxai-filter-panel {
  position: sticky;
  top: 100px;
  align-self: flex-start;
  background: var(--washi);
  border: 1px solid var(--line);
  padding: 28px 24px;
}

.cxai-filter-panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.cxai-filter-panel__header h3 {
  font-family: var(--font-serif);
  font-size: 16px;
  margin: 0;
  letter-spacing: 0.04em;
}

.cxai-filter-group {
  margin-bottom: 24px;
}

.cxai-filter-group:last-of-type {
  margin-bottom: 24px;
}

.cxai-filter-label {
  font-family: var(--font-old);
  font-size: 12px;
  letter-spacing: 0.15em;
  display: block;
  margin-bottom: 12px;
  color: var(--sumi);
  font-weight: 400;
}

.cxai-filter-input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  font-size: 13px;
  transition: border-color 0.3s;
  background: var(--washi);
}

.cxai-filter-input:focus {
  outline: none;
  border-color: var(--shu);
}

.cxai-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  margin-bottom: 8px;
  color: var(--sumi);
}

.cxai-checkbox-label:hover {
  color: var(--shu);
}

/* 事例グリッド */
.cxai-cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 32px;
}

.cxai-case-card {
  background: var(--washi);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: all 0.35s;
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.cxai-case-card:hover {
  transform: translateY(-4px);
  border-color: var(--shu);
}

.cxai-case-card__header {
  padding: 28px 24px;
}

.cxai-case-card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.cxai-case-card__title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--sumi);
  margin-bottom: 12px;
  letter-spacing: 0.02em;
  line-height: 1.6;
}

.cxai-case-card__excerpt {
  font-size: 14px;
  color: var(--gray-mid);
  line-height: 2;
  margin-bottom: 12px;
}

.cxai-case-card__meta {
  font-size: 12px;
  color: var(--gray-warm);
  font-family: var(--font-old);
  letter-spacing: 0.06em;
}

.cxai-case-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 24px 24px;
}

.cxai-badge {
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border: 1px solid var(--line);
  color: var(--gray-mid);
  font-family: var(--font-mincho);
  font-weight: 500;
}

.cxai-badge--anonymous {
  background: var(--shu-bg);
  color: var(--shu);
  border-color: var(--shu);
}

.cxai-badge--brand {
  background: var(--ai-bg);
  color: var(--ai);
  border-color: var(--ai);
}

.cxai-no-results {
  text-align: center;
  padding: 80px 40px;
}

.cxai-no-results p {
  font-size: 16px;
  color: var(--gray-mid);
  margin-bottom: 24px;
}

@media (max-width: 1024px) {
  .cxai-cases-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .cxai-filter-panel {
    position: static;
  }
}

@media (max-width: 768px) {
  .cxai-cases-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Case詳細
   ============================================ */
.cxai-case-detail-header {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 0 40px;
}

.cxai-case-detail-header__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.cxai-case-detail-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 16px;
  line-height: 1.6;
  letter-spacing: 0.04em;
}

.cxai-case-detail-header__meta {
  font-size: 14px;
  color: var(--gray-mid);
  font-family: var(--font-mincho);
}

.cxai-case-detail-content {
  max-width: 800px;
  margin: 0 auto;
}

.cxai-case-section {
  margin-bottom: 64px;
}

.cxai-case-section h2 {
  font-family: var(--font-serif);
  font-size: 24px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-strong);
  letter-spacing: 0.04em;
}

.cxai-case-section--notes {
  padding: 24px 28px;
  background: var(--kin-bg);
  border-left: 2px solid var(--kin);
}

.cxai-case-section--notes h2 {
  color: var(--kin);
  border-color: var(--kin);
}

/* 判断軸リスト */
.cxai-axis-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.cxai-axis-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--washi);
}

.cxai-axis-item__number {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-old);
  font-size: 16px;
  color: var(--shu);
  flex-shrink: 0;
}

.cxai-axis-item__content p {
  font-size: 15px;
  color: var(--gray-mid);
  margin: 0;
  line-height: 2.1;
}

/* リスト */
.cxai-list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}

.cxai-list li {
  padding-left: 24px;
  margin-bottom: 14px;
  position: relative;
  font-size: 15.5px;
  line-height: 2;
  color: var(--gray-mid);
}

.cxai-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  width: 10px;
  height: 1px;
  background: var(--shu);
}

/* ============================================
   Page Hero（サブページ用）
   ============================================ */
.cxai-page-hero {
  background: var(--washi-dark);
  padding: 120px 48px 72px;
  text-align: center;
  border-bottom: 1px solid var(--line);
}

.cxai-page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 4.5vw, 46px);
  letter-spacing: 0.06em;
  margin-bottom: 20px;
  line-height: 1.7;
}

.cxai-page-hero__subtitle {
  font-family: var(--font-mincho);
  font-size: 17px;
  color: var(--kin);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  font-weight: 600;
}

.cxai-page-hero__lead {
  font-size: 16px;
  line-height: 2.2;
  color: var(--gray-mid);
  max-width: 680px;
  margin: 24px auto 0;
}

@media (max-width: 960px) {
  .cxai-page-hero {
    padding: 100px 20px 56px;
  }
}

/* ============================================
   Prose（記事風コンテンツ）
   ============================================ */
.cxai-prose {
  font-size: 15.5px;
  line-height: 2.1;
  color: var(--gray-mid);
}

.cxai-prose > * + * {
  margin-top: 20px;
}

.cxai-prose h2 {
  margin-top: 64px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-strong);
  color: var(--sumi);
}

.cxai-prose h3 {
  margin-top: 40px;
  margin-bottom: 16px;
  color: var(--sumi);
}

.cxai-prose h4 {
  margin-top: 28px;
  margin-bottom: 12px;
  color: var(--sumi);
}

.cxai-prose strong {
  color: var(--sumi);
  font-weight: 500;
}

/* ============================================
   納品物詳細
   ============================================ */
.cxai-deliverable-detail {
  margin-bottom: 48px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.cxai-deliverable-detail:last-child {
  border-bottom: none;
}

.cxai-deliverable-detail h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
  color: var(--sumi);
}

.cxai-deliverable-detail p {
  font-size: 15.5px;
  line-height: 2.1;
  color: var(--gray-mid);
  margin-bottom: 14px;
}

/* ============================================
   グリッド
   ============================================ */
.cxai-grid {
  display: grid;
  gap: 32px;
}

.cxai-grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.cxai-grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

@media (max-width: 768px) {
  .cxai-grid {
    gap: 24px;
  }
}

/* ============================================
   カード
   ============================================ */
.cxai-card {
  background: var(--washi);
  border: 1px solid var(--line);
  padding: 32px 28px;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.cxai-card:hover {
  transform: translateY(-2px);
  border-color: var(--shu);
}

.cxai-card__icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  display: block;
}

.cxai-card__number {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-old);
  font-size: 16px;
  color: var(--shu);
  margin-bottom: 16px;
}

.cxai-card__title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--sumi);
  letter-spacing: 0.02em;
}

.cxai-card__text {
  color: var(--gray-mid);
  line-height: 2;
  font-size: 14.5px;
}

.cxai-card__meta {
  margin-top: 16px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* できる/できないカード */
.cxai-can-cannot {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.cxai-card--can {
  border-left: 2px solid var(--shu);
}

.cxai-card--cannot {
  border-left: 2px solid var(--gray-warm);
  opacity: 0.85;
}

@media (max-width: 960px) {
  .cxai-can-cannot {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ============================================
   注意ボックス
   ============================================ */
.cxai-notice-box {
  padding: 24px 28px;
  background: var(--kin-bg);
  border-left: 2px solid var(--kin);
  margin-bottom: 28px;
}

.cxai-notice-box h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  margin-bottom: 12px;
  color: var(--kin);
}

.cxai-notice-box p {
  font-size: 14px;
  color: var(--gray-mid);
  margin-bottom: 12px;
  line-height: 2.1;
}

.cxai-notice-box p:last-child {
  margin-bottom: 0;
}

/* ============================================
   料金
   ============================================ */
.cxai-pricing-note {
  padding: 32px 36px;
  background: var(--washi-warm);
  border: 1px solid var(--line);
  margin: 40px 0;
}

.cxai-pricing-note p {
  font-size: 15px;
  line-height: 2.2;
  color: var(--gray-mid);
  margin-bottom: 16px;
}

.cxai-pricing-note p:last-child {
  margin-bottom: 0;
}

.cxai-pricing-note strong {
  color: var(--sumi);
  font-weight: 500;
}

.cxai-pricing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin: 32px 0;
}

.cxai-pricing-card {
  padding: 28px 24px;
  background: var(--washi);
  border: 1px solid var(--line);
  text-align: center;
  transition: border-color 0.3s;
}

.cxai-pricing-card:hover {
  border-color: var(--kin);
}

.cxai-pricing-card h4 {
  font-family: var(--font-serif);
  font-size: 17px;
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}

.cxai-pricing-card__price {
  font-size: 24px;
  font-weight: 700;
  color: var(--kin);
  margin-bottom: 8px;
  font-family: var(--font-old);
  letter-spacing: 0.04em;
}

.cxai-pricing-card__desc {
  font-size: 13px;
  color: var(--gray-mid);
}

/* ============================================
   プロフィール
   ============================================ */
.cxai-profile-card {
  background: var(--washi);
  border: 1px solid var(--line);
  padding: 40px;
  max-width: 800px;
  margin: 0 auto;
}

.cxai-profile-card__header {
  display: flex;
  gap: 32px;
  align-items: center;
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.cxai-profile-card__avatar {
  flex-shrink: 0;
  width: 120px;
  height: 120px;
  overflow: hidden;
  background: var(--washi-dark);
  border: 1px dashed var(--line-strong);
}

.cxai-profile-card__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cxai-profile-card__info h2,
.cxai-profile-card__info h3 {
  font-family: var(--font-serif);
  font-size: 28px;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.cxai-profile-card__title {
  font-size: 15px;
  color: var(--kin);
  margin-bottom: 4px;
  font-family: var(--font-mincho);
  letter-spacing: 0.06em;
}

.cxai-profile-card__subtitle {
  font-size: 13px;
  color: var(--gray-mid);
  font-family: var(--font-mincho);
  letter-spacing: 0.04em;
}

.cxai-profile-quote {
  font-family: var(--font-mincho);
  font-size: 18px;
  font-weight: 500;
  color: var(--kin);
  padding: 24px 28px;
  background: var(--kin-bg);
  border-left: 2px solid var(--kin);
  margin: 24px 0;
  letter-spacing: 0.04em;
  line-height: 2;
}

.cxai-domain-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

@media (max-width: 768px) {
  .cxai-profile-card__header {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   納品物リスト
   ============================================ */
.cxai-deliverables-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.cxai-deliverable-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--washi);
}

.cxai-deliverable-item__icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.cxai-deliverable-item__content h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.cxai-deliverable-item__content p {
  font-size: 14.5px;
  color: var(--gray-mid);
  margin: 0;
  line-height: 2;
}

/* ============================================
   FAQ
   ============================================ */
.cxai-faq-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.cxai-faq-item {
  padding: 24px 28px;
  background: var(--washi);
  border: 1px solid var(--line);
}

.cxai-faq-item__question {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--shu);
  letter-spacing: 0.02em;
}

.cxai-faq-item__answer {
  font-size: 14px;
  color: var(--gray-mid);
  margin: 0;
  line-height: 2.1;
}

/* ============================================
   スタイル詳細
   ============================================ */
.cxai-style-detail {
  margin-bottom: 48px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.cxai-style-detail:last-child {
  border-bottom: none;
}

.cxai-style-detail h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.cxai-style-detail p {
  font-size: 15px;
  line-height: 2.1;
  color: var(--gray-mid);
  margin-bottom: 12px;
}

.cxai-style-detail strong {
  color: var(--sumi);
  font-weight: 500;
}

/* ============================================
   ケースカード例
   ============================================ */
.cxai-case-card-example {
  background: var(--washi);
  border: 1px solid var(--line);
  padding: 32px;
  margin: 32px 0;
}

.cxai-case-card-example__section {
  margin-bottom: 28px;
}

.cxai-case-card-example__section:last-child {
  margin-bottom: 0;
}

.cxai-case-card-example__section h4 {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--kin);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.cxai-case-card-example__section p {
  font-size: 14px;
  color: var(--gray-mid);
  margin: 0;
  line-height: 2;
}

/* ============================================
   外部リンク
   ============================================ */
.cxai-external-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.cxai-external-link-card {
  display: flex;
  gap: 20px;
  align-items: center;
  padding: 24px;
  background: var(--washi);
  border: 1px solid var(--line);
  text-decoration: none;
  transition: all 0.3s;
}

.cxai-external-link-card:hover {
  transform: translateY(-2px);
  border-color: var(--ai);
}

.cxai-external-link-card__icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.cxai-external-link-card__content h3 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--sumi);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}

.cxai-external-link-card__content p {
  font-size: 13px;
  color: var(--gray-mid);
  margin: 0;
}

/* ============================================
   Advisory/Insight 専用スタイル
   ============================================ */
.cxai-section-title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.7;
  margin-bottom: 24px;
  text-align: center;
  color: var(--sumi);
}

.cxai-section-intro {
  font-size: 16px;
  line-height: 2.2;
  color: var(--gray-mid);
  text-align: center;
  margin-bottom: 48px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.cxai-section-intro strong {
  color: var(--sumi);
  font-weight: 600;
}

.cxai-advisory-intro {
  margin-bottom: 40px;
}

.cxai-advisory-intro__text {
  font-size: 16px;
  line-height: 2.2;
  color: var(--gray-mid);
  margin-bottom: 24px;
  text-align: center;
}

.cxai-advisory-intro__text strong {
  color: var(--sumi);
  font-weight: 600;
}

/* Value Grid */
.cxai-value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 40px 0;
}

.cxai-value-card {
  padding: 24px 20px;
  background: var(--washi);
  border: 1px solid var(--line);
  text-align: center;
  transition: all 0.3s;
}

.cxai-value-card:hover {
  border-color: var(--shu);
  transform: translateY(-2px);
}

.cxai-value-card__icon {
  font-size: 28px;
  color: var(--shu);
  margin-bottom: 12px;
}

.cxai-value-card h3 {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
  color: var(--sumi);
}

.cxai-value-card p {
  font-size: 13px;
  color: var(--gray-mid);
  margin: 0;
}

.cxai-value-goal {
  text-align: center;
  font-size: 16px;
  color: var(--sumi);
  font-weight: 500;
  margin-top: 40px;
  font-family: var(--font-mincho);
}

/* Axis Example */
.cxai-axis-example {
  margin-top: 48px;
  padding: 40px;
  background: var(--washi);
  border: 1px solid var(--line);
}

.cxai-axis-example__title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 32px;
  letter-spacing: 0.04em;
  color: var(--sumi);
}

.cxai-axis-note {
  text-align: center;
  margin-top: 32px;
  font-size: 14px;
  color: var(--gray-mid);
  font-family: var(--font-mincho);
}

.cxai-axis-note em {
  font-style: normal;
  color: var(--sumi);
  font-weight: 500;
}

/* Service List */
.cxai-service-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.cxai-service-item {
  padding: 24px 28px;
  background: var(--washi);
  border-left: 2px solid var(--shu);
  transition: all 0.3s;
}

.cxai-service-item:hover {
  transform: translateX(4px);
  border-left-color: var(--kin);
}

.cxai-service-item h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
  color: var(--sumi);
}

.cxai-service-item p {
  font-size: 14.5px;
  color: var(--gray-mid);
  line-height: 2;
  margin: 0;
}

.cxai-engagement-note {
  text-align: center;
  margin-top: 48px;
  font-size: 15px;
  color: var(--gray-mid);
  font-family: var(--font-mincho);
}

.cxai-engagement-note strong {
  color: var(--sumi);
  font-weight: 500;
}

/* Approach Grid */
.cxai-approach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin: 40px 0;
}

.cxai-approach-card {
  padding: 32px 28px;
  background: var(--washi);
  border: 1px solid var(--line);
  transition: all 0.3s;
}

.cxai-approach-card:hover {
  border-color: var(--ai);
  transform: translateY(-2px);
}

.cxai-approach-card__num {
  font-family: var(--font-old);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--ai);
  margin-bottom: 12px;
}

.cxai-approach-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
  color: var(--sumi);
}

.cxai-approach-card p {
  font-size: 14px;
  color: var(--gray-mid);
  line-height: 2.1;
  margin: 0;
}

.cxai-approach-note {
  text-align: center;
  font-size: 15px;
  color: var(--gray-mid);
  margin-top: 32px;
  font-family: var(--font-mincho);
}

.cxai-approach-note em {
  font-style: normal;
  color: var(--sumi);
  font-weight: 500;
}

/* Boundary Box */
.cxai-boundary-box {
  padding: 32px 36px;
  background: var(--washi);
  border: 1px solid var(--line-strong);
}

.cxai-boundary-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px 0;
}

.cxai-boundary-list li {
  font-size: 15px;
  line-height: 2.4;
  color: var(--gray-mid);
  padding-left: 24px;
  position: relative;
  margin-bottom: 12px;
}

.cxai-boundary-list li::before {
  content: '×';
  position: absolute;
  left: 0;
  color: var(--gray-warm);
  font-weight: 700;
}

.cxai-boundary-list strong {
  color: var(--sumi);
  font-weight: 500;
}

.cxai-boundary-list small {
  font-size: 13px;
  color: var(--gray-warm);
}

.cxai-boundary-note {
  font-size: 14px;
  color: var(--gray-mid);
  padding-top: 16px;
  border-top: 1px solid var(--line);
  margin: 0;
}

.cxai-boundary-note strong {
  color: var(--sumi);
  font-weight: 500;
}

/* Pricing Philosophy */
.cxai-pricing-philosophy {
  padding: 32px 36px;
  background: var(--kin-bg);
  border-left: 2px solid var(--kin);
  margin: 32px 0;
}

.cxai-pricing-philosophy p {
  font-size: 15px;
  line-height: 2.2;
  color: var(--gray-mid);
  margin-bottom: 16px;
}

.cxai-pricing-philosophy p:last-child {
  margin-bottom: 0;
}

.cxai-pricing-philosophy strong {
  color: var(--sumi);
  font-weight: 500;
}

/* Flow Simple */
.cxai-flow-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  text-align: center;
  margin: 64px 0 40px;
  letter-spacing: 0.04em;
  color: var(--sumi);
}

.cxai-flow-simple {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.cxai-flow-simple__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--washi);
  border: 1px solid var(--line);
}

.cxai-flow-simple__num {
  width: 36px;
  height: 36px;
  border: 1px solid var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-old);
  font-size: 14px;
  color: var(--kin);
  flex-shrink: 0;
}

.cxai-flow-simple__content h4 {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  letter-spacing: 0.02em;
  color: var(--sumi);
}

.cxai-flow-simple__content p {
  font-size: 13px;
  color: var(--gray-mid);
  line-height: 1.8;
  margin: 0;
}

/* Comparison */
.cxai-comparison {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items: center;
  margin: 40px 0;
}

.cxai-comparison__item {
  padding: 28px 24px;
  background: var(--washi);
  border: 1px solid var(--line);
  text-align: center;
}

.cxai-comparison__label {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.04em;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.cxai-comparison__label--shu {
  color: var(--shu);
  border-bottom-color: var(--shu);
}

.cxai-comparison__label--kin {
  color: var(--kin);
  border-bottom-color: var(--kin);
}

.cxai-comparison__item p {
  font-size: 14px;
  color: var(--gray-mid);
  line-height: 2;
  margin: 0;
}

.cxai-comparison__divider {
  font-family: var(--font-old);
  font-size: 16px;
  color: var(--gray-warm);
  letter-spacing: 0.1em;
}

.cxai-comparison-note {
  text-align: center;
  font-size: 15px;
  color: var(--gray-mid);
  margin-top: 32px;
  font-family: var(--font-mincho);
  line-height: 2;
}

@media (max-width: 768px) {
  .cxai-comparison {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .cxai-comparison__divider {
    display: none;
  }
}

/* Case Lab Process */
.cxai-caselab-process {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin: 40px 0;
}

.cxai-caselab-step {
  padding: 24px 20px;
  background: var(--washi);
  border: 1px solid var(--line);
  text-align: center;
  transition: all 0.3s;
}

.cxai-caselab-step:hover {
  border-color: var(--kin);
  transform: translateY(-2px);
}

.cxai-caselab-step__num {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-old);
  font-size: 14px;
  color: var(--kin);
  margin: 0 auto 16px;
}

.cxai-caselab-step h3 {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
  color: var(--sumi);
}

.cxai-caselab-step p {
  font-size: 13px;
  color: var(--gray-mid);
  line-height: 1.9;
  margin: 0;
}

.cxai-process-goal {
  text-align: center;
  font-size: 16px;
  color: var(--sumi);
  font-weight: 500;
  margin-top: 40px;
  font-family: var(--font-mincho);
}

/* Use Case List */
.cxai-usecase-list {
  list-style: none;
  padding: 0;
  margin: 32px 0;
}

.cxai-usecase-list li {
  font-size: 15px;
  line-height: 2.4;
  color: var(--gray-mid);
  padding-left: 28px;
  position: relative;
  margin-bottom: 8px;
}

.cxai-usecase-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 18px;
  width: 12px;
  height: 1px;
  background: var(--kin);
}

/* Privacy Box */
.cxai-privacy-box {
  padding: 28px 32px;
  background: var(--ai-bg);
  border-left: 2px solid var(--ai);
}

.cxai-privacy-box p {
  font-size: 15px;
  line-height: 2.2;
  color: var(--gray-mid);
  margin: 0;
}

.cxai-privacy-box strong {
  color: var(--sumi);
  font-weight: 500;
}

/* ============================================
   Problem Grid
   ============================================ */
.cxai-problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin: 40px 0;
}

.cxai-problem-item {
  padding: 24px 20px;
  background: var(--washi);
  border: 1px solid var(--line);
  text-align: center;
  transition: all 0.3s;
}

.cxai-problem-item:hover {
  border-color: var(--shu);
  transform: translateY(-2px);
}

.cxai-problem-item__icon {
  font-size: 28px;
  margin-bottom: 14px;
}

.cxai-problem-item p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--gray-mid);
  margin: 0;
}

/* ============================================
   Service Comparison
   ============================================ */
.cxai-service-comparison {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin: 40px 0;
}

.cxai-service-comparison__item {
  padding: 32px 28px;
  background: var(--washi);
  border: 1px solid var(--line);
  transition: all 0.3s;
}

.cxai-service-comparison__item--insight:hover {
  border-color: var(--kin);
}

.cxai-service-comparison__item--advisory:hover {
  border-color: var(--shu);
}

.cxai-service-comparison__header h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
  color: var(--sumi);
}

.cxai-service-comparison__subtitle {
  font-size: 14px;
  color: var(--gray-mid);
  margin-bottom: 20px;
  font-family: var(--font-mincho);
  letter-spacing: 0.04em;
}

.cxai-service-comparison__desc {
  font-size: 15.5px;
  line-height: 2;
  color: var(--gray-mid);
  margin-bottom: 20px;
}

.cxai-service-comparison__examples {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.cxai-service-comparison__examples span {
  font-size: 11px;
  padding: 5px 12px;
  background: var(--washi-dark);
  border: 1px solid var(--line);
  font-family: var(--font-mincho);
  letter-spacing: 0.04em;
}

.cxai-service-comparison__note {
  text-align: center;
  font-size: 16px;
  color: var(--sumi);
  margin-top: 48px;
  line-height: 2.2;
  font-family: var(--font-mincho);
  font-weight: 500;
}

/* ============================================
   Output List
   ============================================ */
.cxai-output-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 40px 0;
}

.cxai-output-item {
  padding: 20px 24px;
  background: var(--washi);
  border-left: 2px solid var(--kin);
  transition: all 0.3s;
}

.cxai-output-item:hover {
  transform: translateX(4px);
  border-left-color: var(--shu);
}

.cxai-output-item h4 {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
  color: var(--sumi);
}

.cxai-output-item p {
  font-size: 14px;
  color: var(--gray-mid);
  line-height: 1.9;
  margin: 0;
}

.cxai-output-note {
  text-align: center;
  font-size: 13px;
  color: var(--gray-warm);
  margin-top: 32px;
  font-style: italic;
}

/* ============================================
   Simple Process
   ============================================ */
.cxai-simple-process {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin: 40px 0;
}

.cxai-simple-process__step {
  padding: 28px 24px;
  background: var(--washi);
  border: 1px solid var(--line);
  transition: all 0.3s;
}

.cxai-simple-process__step:hover {
  border-color: var(--kin);
  transform: translateY(-2px);
}

.cxai-simple-process__num {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-old);
  font-size: 16px;
  color: var(--kin);
  margin-bottom: 16px;
}

.cxai-simple-process__step h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: 0.02em;
  color: var(--sumi);
}

.cxai-simple-process__step p {
  font-size: 14.5px;
  color: var(--gray-mid);
  line-height: 2;
  margin: 0;
}

/* ============================================
   Domain Simple
   ============================================ */
.cxai-domain-simple {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  max-width: var(--max);
  margin: 40px auto 0;
}

.cxai-domain-simple__item {
  padding: 24px 20px;
  background: var(--washi);
  border: 1px solid var(--line);
  text-align: center;
  transition: all 0.3s;
}

.cxai-domain-simple__item:hover {
  border-color: var(--ai);
  transform: translateY(-2px);
}

.cxai-domain-simple__item h4 {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
  color: var(--sumi);
}

.cxai-domain-simple__item p {
  font-size: 13px;
  color: var(--gray-mid);
  line-height: 1.9;
  margin: 0;
}

/* ============================================
   FIT Grid
   ============================================ */
.cxai-fit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  max-width: var(--max);
  margin: 40px auto 0;
}

.cxai-fit-box {
  padding: 32px 28px;
  border: 1px solid var(--line);
}

.cxai-fit-box--yes {
  background: var(--washi);
  border-left: 3px solid var(--shu);
}

.cxai-fit-box--no {
  background: var(--washi-dark);
  border-left: 3px solid var(--gray-warm);
}

.cxai-fit-box h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}

.cxai-fit-box--yes h3 {
  color: var(--shu);
}

.cxai-fit-box--no h3 {
  color: var(--gray-mid);
}

.cxai-fit-box ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.cxai-fit-box ul li {
  font-size: 15px;
  line-height: 2.2;
  color: var(--gray-mid);
  padding-left: 24px;
  position: relative;
  margin-bottom: 12px;
}

.cxai-fit-box--yes ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--shu);
  font-weight: 700;
}

.cxai-fit-box--no ul li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--gray-warm);
}

.cxai-fit-box ul li small {
  font-size: 12px;
  color: var(--gray-warm);
  display: block;
  margin-top: 4px;
}

/* ============================================
   Cases Placeholder & Mini Cases
   ============================================ */
.cxai-cases-placeholder {
  padding: 60px 40px;
}

.cxai-cases-placeholder__text {
  text-align: center;
  font-size: 15px;
  color: var(--gray-mid);
  line-height: 2.2;
  margin-bottom: 48px;
  font-family: var(--font-mincho);
}

.cxai-mini-cases {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.cxai-mini-case {
  padding: 24px;
  background: var(--washi);
  border: 1px solid var(--line);
  text-align: center;
  transition: all 0.3s;
}

.cxai-mini-case:hover {
  border-color: var(--kin);
  transform: translateY(-2px);
}

.cxai-mini-case__icon {
  font-size: 28px;
  margin-bottom: 12px;
}

.cxai-mini-case p {
  font-size: 14px;
  line-height: 2;
  color: var(--gray-mid);
  margin: 0;
}

/* ============================================
   Definition Box
   ============================================ */
.cxai-definition-box {
  padding: 48px 52px;
  background: var(--washi);
  border: 1px solid var(--line-strong);
  margin: 40px 0;
  position: relative;
}

.cxai-definition-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, var(--shu), var(--kin), var(--ai));
  opacity: 0.4;
}

.cxai-definition-box__lead {
  font-size: 18px;
  line-height: 2.2;
  color: var(--gray-mid);
  margin-bottom: 32px;
  text-align: center;
  font-family: var(--font-mincho);
}

.cxai-definition-box__lead strong {
  color: var(--sumi);
  font-weight: 700;
}

.cxai-definition-box__text {
  font-size: 16px;
  line-height: 2.2;
  color: var(--gray-mid);
  margin-bottom: 24px;
}

.cxai-definition-box__text:last-child {
  margin-bottom: 0;
}

.cxai-definition-box__text em {
  font-style: normal;
  color: var(--kin);
  font-weight: 600;
}

.cxai-definition-box__text strong {
  color: var(--sumi);
  font-weight: 600;
}

@media (max-width: 768px) {
  .cxai-definition-box {
    padding: 36px 28px;
  }
}

/* ============================================
   ブログリスト
   ============================================ */
.cxai-blog-list {
  border-top: 2px solid var(--sumi);
}

.cxai-blog-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 40px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  transition: all 0.3s;
}

.cxai-blog-item:hover {
  padding-left: 12px;
  border-bottom-color: var(--shu);
}

.cxai-blog-item__date {
  font-family: var(--font-old);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--kin);
}

.cxai-blog-item__title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.cxai-blog-item__title a {
  color: var(--sumi);
  text-decoration: none;
  transition: color 0.3s;
}

.cxai-blog-item__title a:hover {
  color: var(--shu);
}

.cxai-blog-item__excerpt {
  font-size: 14px;
  line-height: 2;
  color: var(--gray-mid);
}

@media (max-width: 768px) {
  .cxai-blog-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

/* ============================================
   ページネーション
   ============================================ */
.cxai-pagination {
  margin-top: 64px;
  text-align: center;
}

.cxai-pagination a,
.cxai-pagination .current,
.cxai-pagination .page-numbers {
  display: inline-block;
  padding: 8px 16px;
  margin: 0 4px;
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  font-family: var(--font-old);
}

.cxai-pagination a {
  color: var(--sumi);
  border: 1px solid var(--line);
  transition: all 0.3s;
}

.cxai-pagination a:hover {
  border-color: var(--shu);
  color: var(--shu);
}

.cxai-pagination .current {
  background: var(--shu);
  color: var(--washi);
  font-weight: 500;
  border: 1px solid var(--shu);
}