:root {
  --bg: #f5f1e7;
  --bg-soft: #fbf8f2;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #fffdf8;
  --text: #2f3743;
  --text-soft: #687383;
  --line: rgba(86, 101, 121, 0.16);
  --line-strong: rgba(86, 101, 121, 0.24);
  --gold: #d5a640;
  --gold-deep: #b9861f;
  --gold-soft: rgba(213, 166, 64, 0.14);
  --secondary: #8ea6c2;
  --secondary-deep: #5e738c;
  --shadow: rgba(69, 52, 18, 0.08);
  --serif: "Zen Kaku Gothic New", sans-serif;
  --container: min(1120px, calc(100vw - 40px));
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  position: relative;
  margin: 0;
  font-family: "Noto Sans JP", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 0%, rgba(213, 166, 64, 0.12), transparent 22%),
    radial-gradient(circle at 90% 10%, rgba(94, 115, 140, 0.07), transparent 20%),
    linear-gradient(180deg, #f7f3ea 0%, #f5f1e7 50%, #faf7f1 100%);
  line-height: 1.75;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      90deg,
      rgba(120, 139, 166, 0.024) 0,
      rgba(120, 139, 166, 0.024) 1px,
      transparent 1px,
      transparent 132px
    );
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 82%);
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.case-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: rgba(249, 246, 240, 0.88);
  border-bottom: 1px solid rgba(80, 97, 120, 0.08);
}

.case-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 78px;
}

.case-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 8px 0;
}

.case-brand-mark {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 15px;
  color: #fffef8;
  font-size: 1rem;
  font-weight: 800;
  background: linear-gradient(145deg, #ddb043 0%, #c89426 100%);
  box-shadow: 0 12px 24px rgba(118, 86, 21, 0.16);
}

.case-brand-text {
  display: grid;
  gap: 3px;
}

.case-brand-text strong {
  font-size: 1.08rem;
  letter-spacing: 0;
  font-weight: 900;
}

.case-brand-text span {
  color: var(--text-soft);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.case-nav {
  display: flex;
  gap: 24px;
}

.case-nav a {
  color: var(--text-soft);
  font-size: 0.95rem;
  transition: color 180ms ease;
}

.case-nav a {
  position: relative;
}

.case-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -8px;
  height: 1px;
  background: linear-gradient(90deg, rgba(185, 137, 35, 0), rgba(185, 137, 35, 0.7), rgba(185, 137, 35, 0));
  opacity: 0;
  transform: scaleX(0.5);
  transition: opacity 180ms ease, transform 180ms ease;
}

.case-nav a:hover,
.case-nav a:focus-visible {
  color: var(--text);
}

.case-nav a:hover::after,
.case-nav a:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.hero {
  position: relative;
  padding: 28px 0 18px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 260px;
  background:
    linear-gradient(180deg, rgba(255, 252, 245, 0.98) 0%, rgba(247, 241, 229, 0.9) 100%),
    radial-gradient(circle at 12% 10%, rgba(213, 166, 64, 0.12), transparent 22%);
  pointer-events: none;
  clip-path: ellipse(140% 100% at 50% 0%);
}

.hero-grid,
.content-grid,
.cta-card {
  display: grid;
  gap: 36px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  align-items: start;
  position: relative;
  z-index: 1;
}

.hero-grid-single {
  grid-template-columns: minmax(0, 1fr);
}

.eyebrow,
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--accent-deep);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(185, 137, 35, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::before,
.section-tag::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 6px rgba(213, 166, 64, 0.12);
  flex: 0 0 auto;
}

.hero h1,
.spotlight-card h2,
.content-heading h2,
.cta-card h2 {
  margin: 0;
  font-family: var(--serif);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(1.95rem, 2.8vw, 3rem);
  max-width: none;
  white-space: nowrap;
  line-height: 1.14;
}

.hero-lead,
.spotlight-card blockquote,
.content-card p,
.reason-item p,
.result-card p,
.cta-card p {
  color: var(--text-soft);
}

.hero-lead {
  max-width: 68ch;
  font-size: 0.98rem;
  line-height: 1.8;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-tags span {
  padding: 12px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(80, 97, 120, 0.08);
  color: var(--text);
  font-size: 0.92rem;
  box-shadow: none;
}

.hero-panel,
.spotlight-card,
.content-card,
.reason-item,
.result-card,
.profile-card,
.cta-card {
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(80, 97, 120, 0.1);
  border-radius: 26px;
  box-shadow: 0 16px 32px rgba(72, 54, 16, 0.06);
  overflow: hidden;
}

.hero-copy,
.hero-panel {
  padding: 26px 28px;
}

.hero-grid-single .hero-copy {
  position: relative;
  max-width: 100%;
  min-height: 260px;
  padding-right: 272px;
}

.hero-grid-single .hero-tags {
  position: absolute;
  top: 26px;
  right: 28px;
  margin-top: 0;
  flex-direction: column;
  flex-wrap: nowrap;
  align-items: stretch;
  width: 220px;
}

.hero-grid-single .hero-tags span {
  width: 100%;
}

.company-snapshot {
  display: grid;
  gap: 18px;
  margin-bottom: 22px;
}

.company-photo {
  margin: 0;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(80, 97, 120, 0.1);
  background: linear-gradient(180deg, rgba(249, 244, 234, 0.96), rgba(255, 255, 255, 0.98));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.company-photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.company-photo-logo {
  padding: 16px;
  background: rgba(255, 255, 255, 0.94);
  object-fit: contain !important;
}

.company-meta {
  display: grid;
  gap: 0;
}

.company-name {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 1.7vw, 1.7rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.hero-followup-section {
  padding-top: 6px;
}

.hero-followup-card {
  display: grid;
  grid-template-columns: minmax(340px, 0.92fr) minmax(0, 1.08fr);
  gap: 24px;
  align-items: start;
}

.hero-followup-company,
.hero-followup-summary {
  padding: 22px 24px;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(80, 97, 120, 0.1);
  border-radius: 26px;
  box-shadow: 0 16px 32px rgba(72, 54, 16, 0.06);
}

.hero-followup-company .company-snapshot {
  margin-bottom: 0;
}

.hero-followup-summary .panel-label {
  margin-bottom: 14px;
}

.hero-followup-summary .stat-list {
  gap: 12px;
}

.panel-label {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.stat-list {
  display: grid;
  gap: 16px;
}

.stat-list article {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(249, 247, 242, 0.96);
  border: 1px solid rgba(80, 97, 120, 0.08);
}

.stat-list strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
}

.stat-list p {
  margin: 0;
  color: var(--text-soft);
}

.section {
  padding: 34px 0 74px;
  position: relative;
}

.section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: min(1120px, calc(100vw - 40px));
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, rgba(185, 137, 35, 0), rgba(185, 137, 35, 0.22), rgba(80, 97, 120, 0.12), rgba(185, 137, 35, 0));
}

.section-soft {
  padding-top: 0;
}

.section-compact {
  padding-top: 0;
}

.spotlight-card {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 28px;
  padding: 34px;
  background: rgba(255, 255, 255, 0.98);
}

.spotlight-card blockquote {
  margin: 0;
  font-size: 1.05rem;
}

.content-grid {
  grid-template-columns: minmax(250px, 0.38fr) minmax(0, 1fr);
  align-items: start;
}

.content-heading h2 {
  font-size: clamp(1.68rem, 2.3vw, 2.45rem);
  line-height: 1.18;
  text-wrap: balance;
}

.content-stack,
.reason-list,
.results-grid {
  display: grid;
  gap: 18px;
}

.content-card,
.result-card {
  padding: 28px;
}

.content-card,
.reason-item,
.result-card,
.profile-card {
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease;
}

.content-card:hover,
.reason-item:hover,
.result-card:hover,
.profile-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 38px rgba(88, 60, 13, 0.08);
  border-color: rgba(185, 137, 35, 0.22);
}

.content-card h3,
.reason-item h3,
.result-card h3 {
  margin: 0 0 10px;
  font-size: 1.22rem;
  letter-spacing: -0.02em;
}

.content-card p,
.reason-item p,
.result-card p {
  margin: 0;
}

.reason-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  padding: 24px 26px;
}

.reason-index {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  color: #6f5214;
  background: rgba(213, 166, 64, 0.14);
  border: 1px solid rgba(185, 137, 35, 0.16);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.results-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.profile-card {
  display: grid;
  grid-template-columns: minmax(0, 0.4fr) minmax(0, 1fr);
  gap: 24px;
  padding: 30px 34px;
}

.profile-list {
  display: grid;
  gap: 16px;
  margin: 0;
}

.profile-list div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(112, 95, 61, 0.12);
}

.profile-list dt {
  color: var(--text-soft);
  font-weight: 700;
}

.profile-list dd {
  margin: 0;
  font-weight: 700;
}

.cta-card {
  grid-template-columns: 1fr;
  align-items: start;
  gap: 28px;
  padding: 38px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 18px 36px rgba(72, 54, 16, 0.08);
  position: relative;
}

.cta-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.12), transparent 42%);
  pointer-events: none;
}

.section-tag-light {
  color: var(--accent);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  color: #fffdf8;
  background: linear-gradient(135deg, #d9ab3b 0%, #c79225 100%);
  border: 1px solid rgba(201, 146, 37, 0.2);
  box-shadow: 0 16px 30px rgba(145, 105, 23, 0.22);
}

.button-primary,
.button-primary:link,
.button-primary:visited,
.button-primary:hover,
.button-primary:focus-visible,
.button-primary:active {
  color: #fffdf8 !important;
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(80, 97, 120, 0.12);
}

.page-top-button {
  display: none;
  position: fixed;
  right: 18px;
  bottom: calc(18px + env(safe-area-inset-bottom));
  z-index: 90;
  width: 46px;
  height: 46px;
  place-items: center;
  padding: 0;
  border-radius: 8px;
  border: 1px solid rgba(185, 137, 35, 0.22);
  background: rgba(255, 255, 255, 0.94);
  color: #8b6b25;
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 12px 24px rgba(88, 60, 13, 0.14);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.page-top-button.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

@media (max-width: 720px) {
  .page-top-button {
    display: grid;
    bottom: calc(82px + env(safe-area-inset-bottom));
  }
}
.case-footer {
  padding: 10px 0 40px;
}

.case-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid rgba(111, 82, 28, 0.14);
}

.case-footer p {
  margin: 0;
  color: var(--text-soft);
}

.case-footer a {
  color: #8b6b25;
  font-weight: 700;
}

a:focus-visible {
  outline: 3px solid rgba(213, 166, 64, 0.26);
  outline-offset: 3px;
}

@media (max-width: 1024px) {
  .results-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 920px) {
  .case-header-inner,
  .case-nav,
  .spotlight-card,
  .content-grid,
  .profile-card,
  .cta-card,
  .hero-grid,
  .hero-followup-card {
    grid-template-columns: 1fr;
  }

  .case-header-inner {
    display: grid;
    justify-content: stretch;
    padding: 12px 0;
  }

  .case-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero-grid-single .hero-copy {
    min-height: 0;
    padding-right: 28px;
  }

  .hero-grid-single .hero-tags {
    position: static;
    margin-top: 28px;
    width: auto;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100vw - 28px, 1120px);
  }

  .case-brand {
    gap: 10px;
  }

  .case-brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    font-size: 0.78rem;
  }

  .case-brand-text {
    gap: 1px;
  }

  .case-brand-text strong {
    font-size: 0.95rem;
    line-height: 1.35;
  }

  .case-brand-text span {
    font-size: 0.68rem;
    letter-spacing: 0.06em;
    line-height: 1.45;
  }

  .hero {
    padding-top: 48px;
  }

  .hero-copy,
  .hero-panel,
  .hero-followup-company,
  .hero-followup-summary,
  .spotlight-card,
  .content-card,
  .reason-item,
  .result-card,
  .profile-card,
  .cta-card {
    padding: 22px;
  }

  .profile-list div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .cta-actions,
  .hero-tags {
    flex-direction: column;
  }

  .case-footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

.case-faq-section {
  padding-top: 8px;
}

.case-faq-grid {
  display: grid;
  gap: 16px;
}

.case-faq-card {
  padding: 22px 24px;
  border: 1px solid rgba(139, 107, 37, 0.18);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.96);
}

.case-faq-card h3 {
  margin: 0 0 10px;
  color: #2f3a44;
  font-size: clamp(1rem, 1.8vw, 1.16rem);
  line-height: 1.45;
}

.case-faq-card p {
  margin: 0;
  color: var(--text-soft);
}