@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Space+Grotesk:wght@500;700&display=swap");

:root {
  --color-bg: #04060c;
  --color-surface: rgba(9, 14, 26, 0.92);
  --color-surface-muted: rgba(13, 18, 30, 0.72);
  --color-card: rgba(12, 18, 32, 0.92);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-strong: rgba(255, 255, 255, 0.2);
  --color-text-primary: #f7faff;
  --color-text-secondary: rgba(234, 237, 255, 0.78);
  --color-text-dark: #0f172a;
  --color-text-muted: #4b5563;
  --color-accent: #ff4d4d;
  --color-accent-strong: #f5222d;
  --color-accent-soft: rgba(245, 34, 45, 0.16);
  --color-teal: #00e5cc;
  --shadow-soft: 0 25px 55px rgba(6, 9, 16, 0.65);
  --shadow-light: 0 25px 60px rgba(15, 23, 42, 0.12);
  --max-width: 1200px;
}

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

body {
  margin: 0;
  font-family: "Noto Sans JP", "Hiragino Sans", "メイリオ", sans-serif;
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(255, 77, 77, 0.45), transparent 55%),
    radial-gradient(circle at 85% 20%, rgba(0, 229, 204, 0.28), transparent 60%),
    radial-gradient(circle at bottom left, rgba(245, 34, 45, 0.25), transparent 50%);
  pointer-events: none;
  z-index: -2;
}

.noise {
  position: fixed;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.2' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E");
  opacity: 0.4;
  z-index: -1;
}

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

/* Aタグ内の画像：ホバーで薄くしてリンクであることがわかるように */
a img {
  transition: opacity 0.2s ease;
}
a:hover img,
a:focus-visible img {
  opacity: 0.75;
}

h1,
h2,
h3 {
  font-family: "Space Grotesk", "Noto Sans JP", sans-serif;
  letter-spacing: 0.02em;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1.2em;
  line-height: 1.7;
}

header {
  position: sticky;
  top: 0;
  z-index: 20;
}
/* スマホではbackdrop-filterを付けない（fixedバーガーが効かなくなるため） */
@media (min-width: 768px) {
  header {
    backdrop-filter: blur(18px);
  }
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  width: 48px;
  height: 48px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  box-shadow: 0 15px 35px rgba(255, 77, 77, 0.35);
}

.brand-logo span {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
}

.brand-title {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.brand-title span:first-child {
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.brand-title span:last-child {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  transition: color 0.2s ease, opacity 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--color-text-primary);
  opacity: 1;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--color-text-primary);
  background: linear-gradient(120deg, var(--color-accent), var(--color-accent-strong));
  box-shadow: 0 18px 35px rgba(255, 77, 77, 0.45);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.cta-button:hover,
.cta-button:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 24px 40px rgba(245, 34, 45, 0.55);
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem 6rem;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  padding: 6rem 0 5rem;
  align-items: center;
}

.hero-copy {
  padding-right: 1rem;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.85rem;
  border-radius: 999px;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-text-secondary);
  background: rgba(255, 77, 77, 0.12);
  border: 1px solid rgba(255, 77, 77, 0.35);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.8rem, 5vw, 3.75rem);
  line-height: 1.08;
  color: #f9fbff;
}

.hero h1 span {
  color: var(--color-accent);
}

.hero p.lead {
  font-size: 1.1rem;
  max-width: 590px;
  color: rgba(226, 232, 240, 0.85);
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.hero-secondary {
  padding: 0.75rem 1.2rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: transparent;
  color: var(--color-text-primary);
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.hero-secondary:hover,
.hero-secondary:focus-visible {
  border-color: rgba(255, 77, 77, 0.6);
  background: rgba(255, 77, 77, 0.12);
}

.hero-visual {
  position: relative;
  padding: 2rem;
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(9, 13, 24, 0.95), rgba(4, 6, 12, 0.95));
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.hero-visual::before,
.hero-visual::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(50px);
  opacity: 0.75;
}

.hero-visual::before {
  width: 260px;
  height: 260px;
  background: rgba(255, 77, 77, 0.32);
  top: -60px;
  right: -90px;
}

.hero-visual::after {
  width: 180px;
  height: 180px;
  background: rgba(0, 229, 204, 0.25);
  bottom: -40px;
  left: -70px;
}

.hero-visual-content {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  z-index: 1;
}

.hero-placeholder {
  width: 100%;
  max-width: 520px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  object-fit: cover;
  box-shadow: 0 28px 55px rgba(4, 6, 12, 0.7);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1.1rem;
  border-radius: 16px;
  background: rgba(5, 7, 12, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.9rem;
  color: rgba(226, 232, 240, 0.75);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.9rem;
  margin-top: 1rem;
}

.stat-card {
  padding: 1rem 1.2rem;
  border-radius: 20px;
  background: rgba(8, 11, 20, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.stat-card strong {
  font-size: 1.6rem;
  font-family: "Space Grotesk", sans-serif;
  color: var(--color-accent);
}

.section {
  margin-top: 4rem;
  padding: 3.5rem 3rem;
  border-radius: 36px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-full {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  border-radius: 0;
  border-left: none;
  border-right: none;
  box-shadow: none;
}

.section-full .section-inner {
  padding: 0 1.5rem;
}

.section-light.section-full {
  padding: 4rem 0;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.section + .section {
  margin-top: 3rem;
}

.section-light {
  background: #ffffff;
  color: var(--color-text-dark);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: var(--shadow-light);
}

.section-light p,
.section-light .section-header p,
.section-light .card p,
.section-light .plan-features li {
  color: var(--color-text-muted);
}

.section-light .section-header h2,
.section-light h3 {
  color: var(--color-text-dark);
}

.section-light .pill {
  background: rgba(255, 77, 77, 0.08);
  border-color: rgba(245, 34, 45, 0.2);
  color: #9ca3af;
}

.section-contrast {
  background: linear-gradient(135deg, rgba(9, 13, 24, 0.95), rgba(4, 6, 12, 0.95));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  align-items: flex-start;
  margin-bottom: 2.5rem;
}

.section-header h2 {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
}

.section-header p {
  max-width: 620px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.8rem;
}

.card {
  padding: 2rem 1.75rem;
  border-radius: 26px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  box-shadow: 0 14px 30px rgba(8, 11, 16, 0.6);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.card:hover,
.card:focus-within {
  transform: translateY(-6px);
  border-color: rgba(255, 77, 77, 0.4);
}

.section-light .card {
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: var(--shadow-light);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  background: rgba(255, 77, 77, 0.16);
  color: var(--color-text-primary);
  font-size: 1.1rem;
}

.section-light .card-icon {
  color: var(--color-accent-strong);
}

.card h3 {
  font-size: 1.3rem;
}

.section-light .card h3 {
  color: var(--color-text-dark);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.6rem;
}

.blog-card {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.8rem;
  border-radius: 22px;
  background: #ffffff;
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: var(--shadow-light);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.blog-card:hover,
.blog-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(245, 34, 45, 0.35);
}

.blog-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.blog-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: rgba(255, 77, 77, 0.1);
  color: var(--color-accent-strong);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.blog-card h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--color-text-dark);
}

.blog-card p {
  color: var(--color-text-muted);
  margin: 0;
}

.blog-link {
  font-weight: 600;
  color: var(--color-accent-strong);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.blog-link::after {
  content: "→";
  font-size: 0.9rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: rgba(15, 23, 42, 0.7);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(226, 232, 240, 0.6);
}

.flow {
  display: grid;
  gap: 1.4rem;
}

.flow-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.2rem;
  align-items: flex-start;
  padding: 1.6rem 1.5rem;
  border-radius: 24px;
  border: 1px solid var(--color-border);
  background: rgba(8, 11, 20, 0.75);
}

.section-light .flow-step {
  border-color: rgba(226, 232, 240, 0.7);
  background: rgba(249, 250, 255, 0.85);
}

.step-number {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  background: rgba(255, 77, 77, 0.22);
  color: var(--color-accent-strong);
}

.flow-step h3 {
  margin-bottom: 0.4rem;
  font-size: 1.2rem;
}

.plans {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.75rem;
}

.plan-card {
  padding: 2.2rem 1.9rem;
  border-radius: 28px;
  background: linear-gradient(150deg, rgba(9, 13, 24, 0.95), rgba(4, 6, 12, 0.95));
  border: 1px solid rgba(255, 77, 77, 0.28);
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.section-light .plan-card {
  background: #ffffff;
  border: 1px solid rgba(245, 34, 45, 0.25);
  box-shadow: var(--shadow-light);
}

.plan-card.highlight {
  border: 1px solid rgba(255, 77, 77, 0.75);
  box-shadow: 0 22px 45px rgba(245, 34, 45, 0.25);
}

.plan-price {
  font-size: 2rem;
  font-family: "Space Grotesk", sans-serif;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.plan-price span:last-child {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.section-light .plan-price span:last-child {
  color: var(--color-text-muted);
}

.plan-features {
  display: grid;
  gap: 0.75rem;
  padding-left: 1rem;
}

.plan-features li {
  position: relative;
  list-style: none;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.plan-features li::before {
  content: "✔";
  position: relative;
  left: -1rem;
  color: var(--color-teal);
}

.cta-section {
  margin-top: 4rem;
  padding: 3.5rem 3rem;
  border-radius: 32px;
  background: linear-gradient(135deg, rgba(255, 77, 77, 0.9), rgba(245, 34, 45, 0.95));
  backdrop-filter: blur(12px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  align-items: center;
  box-shadow: 0 30px 60px rgba(245, 34, 45, 0.35);
}

.cta-section h2 {
  margin-bottom: 0.8rem;
}

.cta-section p {
  color: rgba(249, 250, 255, 0.9);
  margin-bottom: 1.2rem;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

footer {
  margin-top: 4rem;
  padding: 3rem 1.5rem 4rem;
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(6, 9, 16, 0.8);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 2rem;
  color: var(--color-text-secondary);
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.85rem;
  color: rgba(226, 232, 240, 0.6);
}

@media (max-width: 960px) {
  .nav {
    padding: 1rem;
  }

  .nav-links {
    display: none;
  }

  .hero {
    padding: 4.5rem 0 4rem;
  }

  .hero-copy {
    padding-right: 0;
  }
}

@media (max-width: 640px) {
  main {
    padding: 0 1.2rem 4rem;
  }

  .hero {
    gap: 2rem;
  }

  .hero-visual {
    padding: 1.6rem;
  }

  .section {
    padding: 2.4rem 1.8rem;
  }

  .section-full .section-inner {
    padding: 0 1.2rem;
  }

  .cta-section {
    padding: 2.5rem 2rem;
  }

  .cta-actions {
    flex-direction: column;
  }
}

/* ========================================
   お知らせ詳細ページ（.news-single-section）
   ======================================== */
html { scroll-behavior: smooth; }
.news-single-section { background: #fff; color: #333; }
.news-single-section .news-single-inner { max-width: 1200px; margin-left: auto; margin-right: auto; padding: 2rem 1.5rem 3rem; display: flex; flex-direction: column; gap: 2rem; }
@media (min-width: 1024px) {
  .news-single-section .news-single-inner { flex-direction: row; align-items: flex-start; padding: 2.5rem 1.5rem 3rem; }
  .news-single-section .news-single-main { flex: 1; min-width: 0; }
  .news-single-section .news-single-side { width: 280px; flex-shrink: 0; margin-left: 3rem; position: sticky; top: 5rem; align-self: flex-start; }
}
.news-single-section .news-meta { font-size: 0.875rem; color: #666; margin-bottom: 1rem; display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.news-single-section .news-meta-cat { display: inline-block; padding: 0.25rem 0.625rem; font-size: 0.75rem; font-weight: 600; color: #f5222d; background: rgba(245, 34, 45, 0.1); border-radius: 4px; letter-spacing: 0.02em; }
.news-single-section .news-content h1 { font-size: 1.75rem; font-weight: 700; margin-bottom: 1.5rem; color: #222; border: none; }
.news-content h2 { margin-top: 2rem; margin-bottom: 0.75rem; font-size: 1.25rem; font-weight: 700; color: #222; border-bottom: 1px solid #ddd; padding-bottom: 0.5rem; }
.news-content h3 { margin-top: 1.5rem; margin-bottom: 0.5rem; font-size: 1.125rem; font-weight: 700; color: #333; }
.news-content h4 { margin-top: 1.25rem; margin-bottom: 0.5rem; font-size: 1rem; font-weight: 700; color: #333; }
.news-content h5 { margin-top: 1rem; margin-bottom: 0.5rem; font-size: 0.9375rem; font-weight: 700; color: #333; }
.news-content p { margin-bottom: 1rem; line-height: 1.75; color: #444; font-size: 0.9375rem; }
.news-content ul { margin-bottom: 1rem; padding-left: 1.5rem; color: #444; font-size: 0.9375rem; list-style-type: disc; list-style-position: outside; }
.news-content ul li { margin-bottom: 0.25rem; display: list-item; }
.news-content ul ul { margin-top: 0.5rem; margin-bottom: 0; padding-left: 1rem; list-style-type: circle; }
.news-content ol { margin-bottom: 1rem; padding-left: 1.5rem; color: #444; font-size: 0.9375rem; list-style-type: decimal; list-style-position: outside; }
.news-content ol li { margin-bottom: 0.25rem; display: list-item; }
.news-content ol ol { margin-top: 0.5rem; margin-bottom: 0; padding-left: 1rem; list-style-type: lower-alpha; }
.news-content dl { margin-bottom: 1rem; color: #444; font-size: 0.9375rem; }
.news-content dt { font-weight: 600; color: #333; margin-top: 0.75rem; }
.news-content dt:first-child { margin-top: 0; }
.news-content dd { margin-left: 1rem; margin-top: 0.25rem; }
.news-content blockquote { margin: 1.5rem 0; border-left: 4px solid rgba(245,34,45,0.6); background: #f8f9fa; padding: 0.75rem 1rem 0.75rem 1.25rem; color: #444; font-style: italic; }
.news-content blockquote cite { margin-top: 0.5rem; display: block; font-size: 0.8125rem; font-style: normal; color: #666; }
.news-content table { width: 100%; margin-bottom: 1.5rem; border-collapse: collapse; border: 1px solid #ddd; font-size: 0.875rem; }
.news-content thead { background: #f5f5f5; }
.news-content th { border: 1px solid #ddd; padding: 0.5rem 0.75rem; text-align: left; font-weight: 600; color: #333; }
.news-content td { border: 1px solid #ddd; padding: 0.5rem 0.75rem; color: #444; }
.news-content pre { margin-bottom: 1.5rem; overflow-x: auto; background: #2d3748; padding: 1rem; font-size: 0.8125rem; color: #e2e8f0; border-radius: 4px; }
.news-content code { background: #f1f3f4; padding: 0.125rem 0.375rem; font-size: 0.875em; font-family: monospace; color: #333; border-radius: 2px; }
.news-content pre code { background: transparent; padding: 0; color: inherit; }
.news-content figure { margin: 1.5rem 0; }
.news-content .news-content-img { max-width: 100%; height: auto; border: 1px solid #ddd; border-radius: 4px; }
.news-content figcaption { margin-top: 0.5rem; font-size: 0.8125rem; color: #666; }
.news-content hr { margin: 2rem 0; border: none; border-top: 1px solid #ddd; }
.news-content a { color: #f5222d; font-weight: 500; text-decoration: none; }
.news-content a:hover { text-decoration: underline; }
.news-single-section .side-box { background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 0; padding: 1rem 1.25rem; margin-bottom: 1.5rem; }
.news-single-section .side-box-title,
.news-single-section .side-box h2 { font-size: 0.875rem; font-weight: 700; color: #555; margin-bottom: 0.75rem; padding-bottom: 0.5rem; border: none; border-bottom: 1px solid #e5e7eb; letter-spacing: 0.02em; }
.news-single-section .side-box ul { list-style: none; padding-left: 0; margin: 0; }
.news-single-section .side-box li { margin-bottom: 0.5rem; }
.news-single-section .side-box a { color: inherit; text-decoration: none; }
.news-single-section .side-news-item { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.35rem 0.5rem; padding: 0.5rem 0; border-bottom: 1px solid #eee; text-decoration: none; }
.news-single-section .side-news-item:last-child { border-bottom: none; }
.news-single-section .side-news-item:hover .side-news-title { color: #f5222d; text-decoration: underline; }
.news-single-section .side-news-date { font-size: 0.75rem; color: #888; flex-shrink: 0; }
.news-single-section .side-news-cat { display: inline-block; padding: 0.15rem 0.4rem; font-size: 0.68rem; font-weight: 600; color: #f5222d; background: transparent; border: 1px solid rgba(245, 34, 45, 0.5); border-radius: 2px; letter-spacing: 0.03em; flex-shrink: 0; }
.news-single-section .side-news-title { font-size: 0.8125rem; font-weight: 500; line-height: 1.45; color: #333; width: 100%; order: 3; }
.news-single-section .news-single-nav-adjacent { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-start; gap: 1.5rem; margin-top: 2rem; padding: 1.25rem 1.5rem; border: 1px solid #e5e7eb; background: #f9fafb; border-radius: 6px; }
.news-single-section .news-adjacent-item { display: flex; flex-direction: column; gap: 0.25rem; max-width: 48%; }
@media (max-width: 640px) {
  .news-single-section .news-single-nav-adjacent { flex-direction: column; }
  .news-single-section .news-adjacent-item { max-width: 100%; width: 100%; }
}
.news-single-section .news-adjacent-next { align-items: flex-end; text-align: right; }
.news-single-section .news-adjacent-item.is-none { color: #999; }
.news-single-section .news-adjacent-label { font-size: 0.8125rem; font-weight: 600; color: #f5222d; }
.news-single-section .news-adjacent-item.is-none .news-adjacent-label { color: #999; }
.news-single-section .news-adjacent-title { font-size: 0.9375rem; font-weight: 600; color: #222; }
.news-single-section a.news-adjacent-item .news-adjacent-title { color: #f5222d; text-decoration: none; }
.news-single-section a.news-adjacent-item:hover .news-adjacent-title { text-decoration: underline; }
.news-single-section .news-adjacent-date { font-size: 0.8125rem; color: #666; }
.news-single-section .news-adjacent-item.is-none .news-adjacent-date { color: #999; }
.news-single-section a.news-adjacent-item { text-decoration: none; }
.news-single-section a.news-adjacent-item:hover .news-adjacent-date { color: #444; }
.news-single-section .news-back-link { display: inline-block; margin-top: 1.5rem; font-size: 0.9375rem; font-weight: 600; color: #f5222d; text-decoration: none; }
.news-single-section .news-back-link:hover { text-decoration: underline; }
/* 記事用バナー＋CTA（共通読み込み・記事本文と同じ色・余白で統一） */
.news-single-section .article-cta-banner { margin-top: 2rem; margin-bottom: 2rem; }
.news-single-section .article-cta-banner-text { font-size: 0.9375rem; line-height: 1.75; color: #444 !important; margin: 0 0 1.25rem 0; }
.news-single-section .article-cta-banner-text p { margin-bottom: 1rem; color: #444 !important; }
.news-single-section .article-cta-banner-text p:last-child { margin-bottom: 0; }
.news-single-section .article-cta-banner-text a { color: #f5222d !important; font-weight: 500; text-decoration: none; }
.news-single-section .article-cta-banner-text a:hover { text-decoration: underline; }
.news-single-section .article-cta-banner-link { display: block; border-radius: 8px; overflow: hidden; line-height: 0; }
.news-single-section .article-cta-banner-img { display: block; max-width: 100%; height: auto; vertical-align: top; }
/* 目次ブロック（薄いオレンジでサイドメニューと差別化） */
.news-toc {
  margin-bottom: 2rem;
  padding: 1.25rem 1.5rem;
  background: #fff8f5;
  border: 1px solid rgba(255, 120, 60, 0.25);
  border-left: 4px solid rgba(255, 120, 60, 0.4);
  border-radius: 0;
  box-shadow: 0 1px 3px rgba(255, 120, 60, 0.06);
}
.news-toc:empty { display: none; }
.news-toc__title {
  font-size: 0.8125rem;
  font-weight: 700;
  color: #c2410c;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 120, 60, 0.2);
  letter-spacing: 0.05em;
}
.news-toc nav ul { list-style: none; padding-left: 0; margin: 0; font-size: 0.875rem; }
.news-toc nav li { margin-bottom: 0.4rem; }
.news-toc nav a { color: #444; text-decoration: none; }
.news-toc nav a:hover { color: #f5222d; text-decoration: underline; }
.news-toc nav ul ul {
  padding-left: 1rem;
  margin-top: 0.25rem;
  margin-bottom: 0.25rem;
  border-left: 2px solid rgba(255, 120, 60, 0.35);
}
.news-toc nav ul ul li { margin-bottom: 0.25rem; }